./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec1_product15.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_1d0f6de6-8a58-431e-9c08-a4bbc98cedfb/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d0f6de6-8a58-431e-9c08-a4bbc98cedfb/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_1d0f6de6-8a58-431e-9c08-a4bbc98cedfb/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d0f6de6-8a58-431e-9c08-a4bbc98cedfb/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec1_product15.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d0f6de6-8a58-431e-9c08-a4bbc98cedfb/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_1d0f6de6-8a58-431e-9c08-a4bbc98cedfb/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 b3a4aa0a64a11d3b7b81c5ee8a5dcc493ccc0b2960eb3b0afebe24ff9bf9af68 --- 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 16:39:59,803 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:39:59,805 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:39:59,857 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:39:59,857 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:39:59,862 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:39:59,865 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:39:59,869 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:39:59,872 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:39:59,880 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:39:59,881 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:39:59,887 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:39:59,888 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:39:59,891 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:39:59,893 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:39:59,896 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:39:59,897 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:39:59,899 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:39:59,901 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:39:59,912 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:39:59,914 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:39:59,917 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:39:59,920 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:39:59,922 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:39:59,927 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:39:59,928 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:39:59,928 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:39:59,930 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:39:59,931 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:39:59,932 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:39:59,933 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:39:59,934 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:39:59,936 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:39:59,937 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:39:59,939 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:39:59,939 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:39:59,940 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:39:59,940 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:39:59,940 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:39:59,941 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:39:59,942 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:39:59,943 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d0f6de6-8a58-431e-9c08-a4bbc98cedfb/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-10-17 16:39:59,990 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:39:59,990 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:39:59,991 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 16:39:59,991 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 16:39:59,992 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:39:59,992 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:39:59,992 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:39:59,992 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 16:39:59,992 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 16:39:59,992 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 16:39:59,993 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:39:59,993 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 16:39:59,993 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:39:59,993 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 16:39:59,993 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 16:39:59,994 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 16:39:59,994 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:39:59,994 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 16:39:59,994 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:39:59,994 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:39:59,994 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:39:59,995 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:39:59,995 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:39:59,998 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:39:59,998 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 16:39:59,998 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 16:39:59,999 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 16:39:59,999 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 16:40:00,000 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_1d0f6de6-8a58-431e-9c08-a4bbc98cedfb/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d0f6de6-8a58-431e-9c08-a4bbc98cedfb/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b3a4aa0a64a11d3b7b81c5ee8a5dcc493ccc0b2960eb3b0afebe24ff9bf9af68 [2022-10-17 16:40:00,316 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:40:00,341 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:40:00,343 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:40:00,344 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:40:00,345 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:40:00,347 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d0f6de6-8a58-431e-9c08-a4bbc98cedfb/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/product-lines/minepump_spec1_product15.cil.c [2022-10-17 16:40:00,435 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d0f6de6-8a58-431e-9c08-a4bbc98cedfb/bin/ukojak-92XMlrwhuB/data/f20f7f536/47d03dbef12444168099bb8ab6432271/FLAG961847373 [2022-10-17 16:40:01,037 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:40:01,039 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d0f6de6-8a58-431e-9c08-a4bbc98cedfb/sv-benchmarks/c/product-lines/minepump_spec1_product15.cil.c [2022-10-17 16:40:01,053 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d0f6de6-8a58-431e-9c08-a4bbc98cedfb/bin/ukojak-92XMlrwhuB/data/f20f7f536/47d03dbef12444168099bb8ab6432271/FLAG961847373 [2022-10-17 16:40:01,334 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d0f6de6-8a58-431e-9c08-a4bbc98cedfb/bin/ukojak-92XMlrwhuB/data/f20f7f536/47d03dbef12444168099bb8ab6432271 [2022-10-17 16:40:01,336 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:40:01,338 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:40:01,339 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:40:01,340 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:40:01,343 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:40:01,344 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:40:01" (1/1) ... [2022-10-17 16:40:01,345 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3777a82f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:40:01, skipping insertion in model container [2022-10-17 16:40:01,345 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:40:01" (1/1) ... [2022-10-17 16:40:01,353 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:40:01,392 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:40:01,630 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_1d0f6de6-8a58-431e-9c08-a4bbc98cedfb/sv-benchmarks/c/product-lines/minepump_spec1_product15.cil.c[4901,4914] [2022-10-17 16:40:01,699 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:40:01,708 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 16:40:01,734 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_1d0f6de6-8a58-431e-9c08-a4bbc98cedfb/sv-benchmarks/c/product-lines/minepump_spec1_product15.cil.c[4901,4914] [2022-10-17 16:40:01,803 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:40:01,826 INFO L208 MainTranslator]: Completed translation [2022-10-17 16:40:01,826 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:40:01 WrapperNode [2022-10-17 16:40:01,826 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:40:01,828 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 16:40:01,828 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 16:40:01,828 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 16:40:01,837 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:40:01" (1/1) ... [2022-10-17 16:40:01,855 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:40:01" (1/1) ... [2022-10-17 16:40:01,889 INFO L138 Inliner]: procedures = 52, calls = 152, calls flagged for inlining = 18, calls inlined = 14, statements flattened = 195 [2022-10-17 16:40:01,891 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 16:40:01,892 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 16:40:01,892 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 16:40:01,892 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 16:40:01,902 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:40:01" (1/1) ... [2022-10-17 16:40:01,902 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:40:01" (1/1) ... [2022-10-17 16:40:01,923 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:40:01" (1/1) ... [2022-10-17 16:40:01,924 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:40:01" (1/1) ... [2022-10-17 16:40:01,930 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:40:01" (1/1) ... [2022-10-17 16:40:01,939 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:40:01" (1/1) ... [2022-10-17 16:40:01,947 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:40:01" (1/1) ... [2022-10-17 16:40:01,949 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:40:01" (1/1) ... [2022-10-17 16:40:01,952 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 16:40:01,953 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 16:40:01,953 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 16:40:01,953 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 16:40:01,954 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:40:01" (1/1) ... [2022-10-17 16:40:01,961 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:40:01,974 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d0f6de6-8a58-431e-9c08-a4bbc98cedfb/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 16:40:02,009 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d0f6de6-8a58-431e-9c08-a4bbc98cedfb/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 16:40:02,028 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d0f6de6-8a58-431e-9c08-a4bbc98cedfb/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 16:40:02,057 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 16:40:02,057 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2022-10-17 16:40:02,060 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2022-10-17 16:40:02,060 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2022-10-17 16:40:02,060 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2022-10-17 16:40:02,060 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2022-10-17 16:40:02,061 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2022-10-17 16:40:02,061 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2022-10-17 16:40:02,061 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2022-10-17 16:40:02,062 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2022-10-17 16:40:02,062 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2022-10-17 16:40:02,062 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2022-10-17 16:40:02,066 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2022-10-17 16:40:02,066 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2022-10-17 16:40:02,067 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2022-10-17 16:40:02,067 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 16:40:02,067 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2022-10-17 16:40:02,068 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2022-10-17 16:40:02,068 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 16:40:02,068 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 16:40:02,151 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 16:40:02,153 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 16:40:02,672 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 16:40:02,825 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 16:40:02,826 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-10-17 16:40:02,828 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:40:02 BoogieIcfgContainer [2022-10-17 16:40:02,829 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 16:40:02,832 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 16:40:02,832 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 16:40:02,842 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 16:40:02,843 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:40:02" (1/1) ... [2022-10-17 16:40:02,860 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 16:40:02,939 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:40:02,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 62 states and 81 transitions. [2022-10-17 16:40:02,950 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 81 transitions. [2022-10-17 16:40:02,957 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-10-17 16:40:02,957 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:40:02,958 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:40:03,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:40:03,260 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 16:40:03,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:40:03,322 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 62 states and 79 transitions. [2022-10-17 16:40:03,322 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 79 transitions. [2022-10-17 16:40:03,325 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-10-17 16:40:03,325 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:40:03,325 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:40:03,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:40:03,506 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 16:40:03,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:40:03,551 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 64 states and 82 transitions. [2022-10-17 16:40:03,551 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 82 transitions. [2022-10-17 16:40:03,553 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-10-17 16:40:03,553 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:40:03,554 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:40:03,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:40:03,751 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 16:40:03,888 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:40:03,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 74 states and 102 transitions. [2022-10-17 16:40:03,895 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 102 transitions. [2022-10-17 16:40:03,900 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-10-17 16:40:03,900 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:40:03,900 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:40:03,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:40:04,030 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 16:40:04,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:40:04,048 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 75 states and 103 transitions. [2022-10-17 16:40:04,048 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 103 transitions. [2022-10-17 16:40:04,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-10-17 16:40:04,052 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:40:04,052 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:40:04,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:40:04,130 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 16:40:04,147 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:40:04,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 76 states and 104 transitions. [2022-10-17 16:40:04,150 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 104 transitions. [2022-10-17 16:40:04,151 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-10-17 16:40:04,151 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:40:04,151 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:40:04,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:40:04,313 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 16:40:04,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:40:04,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 93 states and 137 transitions. [2022-10-17 16:40:04,719 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 137 transitions. [2022-10-17 16:40:04,724 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-10-17 16:40:04,724 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:40:04,725 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:40:04,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:40:04,818 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 16:40:04,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:40:04,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 94 states and 138 transitions. [2022-10-17 16:40:04,842 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 138 transitions. [2022-10-17 16:40:04,843 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-10-17 16:40:04,844 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:40:04,844 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:40:04,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:40:04,947 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 16:40:05,042 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:40:05,044 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 100 states and 152 transitions. [2022-10-17 16:40:05,045 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 152 transitions. [2022-10-17 16:40:05,048 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-10-17 16:40:05,048 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:40:05,048 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:40:05,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:40:05,156 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 16:40:05,175 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:40:05,176 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 101 states and 153 transitions. [2022-10-17 16:40:05,176 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 153 transitions. [2022-10-17 16:40:05,178 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-10-17 16:40:05,179 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:40:05,179 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:40:05,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:40:05,252 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 16:40:05,727 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:40:05,728 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 170 states to 110 states and 170 transitions. [2022-10-17 16:40:05,729 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 170 transitions. [2022-10-17 16:40:05,729 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-10-17 16:40:05,730 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:40:05,730 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:40:05,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:40:05,826 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 16:40:06,513 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:40:06,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 197 states to 124 states and 195 transitions. [2022-10-17 16:40:06,518 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 195 transitions. [2022-10-17 16:40:06,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-10-17 16:40:06,521 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:40:06,522 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:40:06,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:40:06,684 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 16:40:06,743 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:40:06,746 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 129 states and 204 transitions. [2022-10-17 16:40:06,753 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 204 transitions. [2022-10-17 16:40:06,754 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2022-10-17 16:40:06,755 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:40:06,755 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:40:06,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:40:06,794 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 16:40:06,813 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:40:06,814 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 208 states to 130 states and 205 transitions. [2022-10-17 16:40:06,814 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 205 transitions. [2022-10-17 16:40:06,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-10-17 16:40:06,816 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:40:06,816 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:40:06,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:40:06,872 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 16:40:06,910 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:40:06,913 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 134 states and 213 transitions. [2022-10-17 16:40:06,913 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 213 transitions. [2022-10-17 16:40:06,916 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2022-10-17 16:40:06,916 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:40:06,916 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:40:06,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:40:06,964 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-10-17 16:40:07,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:40:07,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 235 states to 143 states and 232 transitions. [2022-10-17 16:40:07,412 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 232 transitions. [2022-10-17 16:40:07,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2022-10-17 16:40:07,415 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:40:07,416 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:40:07,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:40:07,473 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-10-17 16:40:07,501 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:40:07,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 236 states to 144 states and 233 transitions. [2022-10-17 16:40:07,502 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 233 transitions. [2022-10-17 16:40:07,504 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2022-10-17 16:40:07,504 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:40:07,504 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:40:07,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:40:07,567 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-10-17 16:40:07,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:40:07,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 145 states and 234 transitions. [2022-10-17 16:40:07,593 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 234 transitions. [2022-10-17 16:40:07,596 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2022-10-17 16:40:07,596 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:40:07,596 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:40:07,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:40:07,945 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 8 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-10-17 16:40:08,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:40:08,837 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 242 states to 148 states and 239 transitions. [2022-10-17 16:40:08,837 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 239 transitions. [2022-10-17 16:40:08,838 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2022-10-17 16:40:08,838 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:40:08,839 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:40:08,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:40:08,887 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-10-17 16:40:09,409 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:40:09,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 258 states to 155 states and 255 transitions. [2022-10-17 16:40:09,411 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 255 transitions. [2022-10-17 16:40:09,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2022-10-17 16:40:09,412 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:40:09,412 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:40:09,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:40:09,457 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-10-17 16:40:09,485 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:40:09,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 259 states to 156 states and 256 transitions. [2022-10-17 16:40:09,486 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 256 transitions. [2022-10-17 16:40:09,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2022-10-17 16:40:09,487 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:40:09,488 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:40:09,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:40:09,554 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-10-17 16:40:09,666 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:40:09,668 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 271 states to 163 states and 268 transitions. [2022-10-17 16:40:09,668 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 268 transitions. [2022-10-17 16:40:09,669 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2022-10-17 16:40:09,669 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:40:09,669 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:40:09,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:40:09,759 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2022-10-17 16:40:09,782 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:40:09,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 271 states to 164 states and 268 transitions. [2022-10-17 16:40:09,784 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 268 transitions. [2022-10-17 16:40:09,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2022-10-17 16:40:09,785 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:40:09,786 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:40:09,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:40:09,869 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-10-17 16:40:09,901 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:40:09,904 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 272 states to 165 states and 269 transitions. [2022-10-17 16:40:09,905 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 269 transitions. [2022-10-17 16:40:09,907 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2022-10-17 16:40:09,907 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:40:09,907 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:40:09,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:40:10,048 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2022-10-17 16:40:11,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:40:11,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 311 states to 181 states and 304 transitions. [2022-10-17 16:40:11,575 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 304 transitions. [2022-10-17 16:40:11,576 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2022-10-17 16:40:11,576 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:40:11,577 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:40:11,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:40:11,664 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2022-10-17 16:40:11,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:40:11,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 311 states to 182 states and 304 transitions. [2022-10-17 16:40:11,687 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 304 transitions. [2022-10-17 16:40:11,688 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2022-10-17 16:40:11,688 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:40:11,689 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:40:11,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:40:11,781 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2022-10-17 16:40:13,160 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:40:13,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 337 states to 192 states and 323 transitions. [2022-10-17 16:40:13,162 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 323 transitions. [2022-10-17 16:40:13,163 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2022-10-17 16:40:13,163 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:40:13,164 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:40:13,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:40:13,281 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2022-10-17 16:40:13,317 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:40:13,319 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 338 states to 193 states and 324 transitions. [2022-10-17 16:40:13,319 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 324 transitions. [2022-10-17 16:40:13,325 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2022-10-17 16:40:13,326 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:40:13,327 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:40:13,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:40:13,384 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2022-10-17 16:40:13,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:40:13,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 342 states to 196 states and 328 transitions. [2022-10-17 16:40:13,423 INFO L276 IsEmpty]: Start isEmpty. Operand 196 states and 328 transitions. [2022-10-17 16:40:13,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2022-10-17 16:40:13,424 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:40:13,425 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:40:13,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:40:13,519 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2022-10-17 16:40:13,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:40:13,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 343 states to 197 states and 329 transitions. [2022-10-17 16:40:13,550 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 329 transitions. [2022-10-17 16:40:13,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2022-10-17 16:40:13,551 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:40:13,551 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:40:13,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:40:13,612 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-10-17 16:40:14,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:40:14,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 346 states to 198 states and 329 transitions. [2022-10-17 16:40:14,063 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 329 transitions. [2022-10-17 16:40:14,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2022-10-17 16:40:14,064 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:40:14,065 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:40:14,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:40:14,117 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-10-17 16:40:14,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:40:14,499 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 357 states to 204 states and 337 transitions. [2022-10-17 16:40:14,499 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 337 transitions. [2022-10-17 16:40:14,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2022-10-17 16:40:14,501 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:40:14,501 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:40:14,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:40:14,578 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2022-10-17 16:40:14,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:40:14,716 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 366 states to 209 states and 346 transitions. [2022-10-17 16:40:14,716 INFO L276 IsEmpty]: Start isEmpty. Operand 209 states and 346 transitions. [2022-10-17 16:40:14,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2022-10-17 16:40:14,718 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:40:14,719 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:40:14,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:40:14,771 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2022-10-17 16:40:14,792 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:40:14,793 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 366 states to 210 states and 346 transitions. [2022-10-17 16:40:14,794 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 346 transitions. [2022-10-17 16:40:14,795 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2022-10-17 16:40:14,795 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:40:14,795 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:40:14,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:40:14,846 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-10-17 16:40:14,879 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:40:14,880 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 367 states to 211 states and 347 transitions. [2022-10-17 16:40:14,881 INFO L276 IsEmpty]: Start isEmpty. Operand 211 states and 347 transitions. [2022-10-17 16:40:14,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2022-10-17 16:40:14,882 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:40:14,883 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:40:14,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:40:14,928 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2022-10-17 16:40:14,954 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:40:14,956 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 368 states to 212 states and 348 transitions. [2022-10-17 16:40:14,957 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 348 transitions. [2022-10-17 16:40:14,958 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2022-10-17 16:40:14,958 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:40:14,958 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:40:14,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:40:15,032 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2022-10-17 16:40:15,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:40:15,300 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 371 states to 213 states and 351 transitions. [2022-10-17 16:40:15,301 INFO L276 IsEmpty]: Start isEmpty. Operand 213 states and 351 transitions. [2022-10-17 16:40:15,302 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2022-10-17 16:40:15,302 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:40:15,302 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:40:15,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:40:15,348 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2022-10-17 16:40:15,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:40:15,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 374 states to 215 states and 354 transitions. [2022-10-17 16:40:15,388 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 354 transitions. [2022-10-17 16:40:15,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2022-10-17 16:40:15,389 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:40:15,389 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:40:15,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:40:15,439 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2022-10-17 16:40:15,470 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:40:15,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 374 states to 216 states and 354 transitions. [2022-10-17 16:40:15,472 INFO L276 IsEmpty]: Start isEmpty. Operand 216 states and 354 transitions. [2022-10-17 16:40:15,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2022-10-17 16:40:15,473 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:40:15,474 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:40:15,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:40:15,530 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2022-10-17 16:40:15,566 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:40:15,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 378 states to 219 states and 358 transitions. [2022-10-17 16:40:15,568 INFO L276 IsEmpty]: Start isEmpty. Operand 219 states and 358 transitions. [2022-10-17 16:40:15,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2022-10-17 16:40:15,570 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:40:15,571 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:40:15,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:40:15,627 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2022-10-17 16:40:15,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:40:15,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 379 states to 220 states and 359 transitions. [2022-10-17 16:40:15,665 INFO L276 IsEmpty]: Start isEmpty. Operand 220 states and 359 transitions. [2022-10-17 16:40:15,666 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2022-10-17 16:40:15,667 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:40:15,667 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:40:15,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:40:15,718 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2022-10-17 16:40:15,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:40:15,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 384 states to 223 states and 364 transitions. [2022-10-17 16:40:15,749 INFO L276 IsEmpty]: Start isEmpty. Operand 223 states and 364 transitions. [2022-10-17 16:40:15,751 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2022-10-17 16:40:15,751 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:40:15,752 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:40:15,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:40:15,808 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2022-10-17 16:40:15,847 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:40:15,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 385 states to 224 states and 365 transitions. [2022-10-17 16:40:15,849 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 365 transitions. [2022-10-17 16:40:15,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2022-10-17 16:40:15,850 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:40:15,851 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:40:15,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:40:15,900 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2022-10-17 16:40:15,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:40:15,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 386 states to 84 states and 112 transitions. [2022-10-17 16:40:15,931 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 112 transitions. [2022-10-17 16:40:15,931 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-10-17 16:40:15,931 WARN L419 CodeCheckObserver]: This Program is SAFE, Check terminated with 44 iterations. [2022-10-17 16:40:15,945 INFO L754 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2022-10-17 16:40:16,210 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-10-17 16:40:16,215 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-10-17 16:40:16,215 INFO L560 CodeCheckObserver]: Invariant with dag size 15 [2022-10-17 16:40:16,222 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-10-17 16:40:16,223 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-10-17 16:40:16,223 INFO L560 CodeCheckObserver]: Invariant with dag size 7 [2022-10-17 16:40:16,223 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-10-17 16:40:16,224 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-10-17 16:40:16,224 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-10-17 16:40:16,224 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-10-17 16:40:16,224 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-10-17 16:40:16,224 INFO L560 CodeCheckObserver]: Invariant with dag size 11 [2022-10-17 16:40:16,226 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-10-17 16:40:16,227 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-10-17 16:40:16,227 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 17.10 04:40:16 ImpRootNode [2022-10-17 16:40:16,228 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2022-10-17 16:40:16,228 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-10-17 16:40:16,228 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-10-17 16:40:16,229 INFO L275 PluginConnector]: Witness Printer initialized [2022-10-17 16:40:16,229 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:40:02" (3/4) ... [2022-10-17 16:40:16,232 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-10-17 16:40:16,239 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure deactivatePump [2022-10-17 16:40:16,239 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2022-10-17 16:40:16,239 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneLevelCritical [2022-10-17 16:40:16,239 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2022-10-17 16:40:16,239 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2022-10-17 16:40:16,240 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2022-10-17 16:40:16,240 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__methaneQuery [2022-10-17 16:40:16,240 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneAlarm [2022-10-17 16:40:16,254 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 64 nodes and edges [2022-10-17 16:40:16,255 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 25 nodes and edges [2022-10-17 16:40:16,256 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 12 nodes and edges [2022-10-17 16:40:16,256 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2022-10-17 16:40:16,257 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2022-10-17 16:40:16,257 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-10-17 16:40:16,258 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-10-17 16:40:16,289 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (pumpRunning == \old(pumpRunning) || (!(pumpRunning == 0) && !(methaneLevelCritical == 0))) || (!(pumpRunning == 0) && !(0 == systemActive)) [2022-10-17 16:40:16,345 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d0f6de6-8a58-431e-9c08-a4bbc98cedfb/bin/ukojak-92XMlrwhuB/witness.graphml [2022-10-17 16:40:16,345 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-10-17 16:40:16,346 INFO L158 Benchmark]: Toolchain (without parser) took 15007.80ms. Allocated memory was 88.1MB in the beginning and 226.5MB in the end (delta: 138.4MB). Free memory was 65.3MB in the beginning and 182.4MB in the end (delta: -117.1MB). Peak memory consumption was 20.8MB. Max. memory is 16.1GB. [2022-10-17 16:40:16,347 INFO L158 Benchmark]: CDTParser took 0.24ms. Allocated memory is still 88.1MB. Free memory is still 63.5MB. There was no memory consumed. Max. memory is 16.1GB. [2022-10-17 16:40:16,347 INFO L158 Benchmark]: CACSL2BoogieTranslator took 487.47ms. Allocated memory is still 88.1MB. Free memory was 65.1MB in the beginning and 56.0MB in the end (delta: 9.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-10-17 16:40:16,347 INFO L158 Benchmark]: Boogie Procedure Inliner took 63.65ms. Allocated memory is still 88.1MB. Free memory was 55.8MB in the beginning and 53.6MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-10-17 16:40:16,348 INFO L158 Benchmark]: Boogie Preprocessor took 60.29ms. Allocated memory is still 88.1MB. Free memory was 53.6MB in the beginning and 52.1MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-10-17 16:40:16,349 INFO L158 Benchmark]: RCFGBuilder took 876.02ms. Allocated memory was 88.1MB in the beginning and 107.0MB in the end (delta: 18.9MB). Free memory was 52.1MB in the beginning and 80.9MB in the end (delta: -28.8MB). Peak memory consumption was 30.5MB. Max. memory is 16.1GB. [2022-10-17 16:40:16,350 INFO L158 Benchmark]: CodeCheck took 13396.04ms. Allocated memory was 107.0MB in the beginning and 226.5MB in the end (delta: 119.5MB). Free memory was 80.9MB in the beginning and 186.6MB in the end (delta: -105.7MB). Peak memory consumption was 134.4MB. Max. memory is 16.1GB. [2022-10-17 16:40:16,350 INFO L158 Benchmark]: Witness Printer took 116.89ms. Allocated memory is still 226.5MB. Free memory was 186.6MB in the beginning and 182.4MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-10-17 16:40:16,352 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 9 procedures, 62 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 13.1s, OverallIterations: 44, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 15834 SdHoareTripleChecker+Valid, 26.5s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 8798 mSDsluCounter, 18520 SdHoareTripleChecker+Invalid, 22.3s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 14675 mSDsCounter, 4702 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 15979 IncrementalHoareTripleChecker+Invalid, 20681 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 4702 mSolverCounterUnsat, 4427 mSDtfsCounter, 15979 mSolverCounterSat, 0.7s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 17112 GetRequests, 16906 SyntacticMatches, 0 SemanticMatches, 206 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 17603 ImplicationChecksByTransitivity, 7.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.1s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 3.1s InterpolantComputationTime, 1834 NumberOfCodeBlocks, 1834 NumberOfCodeBlocksAsserted, 43 NumberOfCheckSat, 1791 ConstructedInterpolants, 0 QuantifiedInterpolants, 3608 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 43 InterpolantComputations, 37 PerfectInterpolantSequences, 685/718 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: 305]: 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: 348]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 466]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 316]: Loop Invariant Derived loop invariant: (pumpRunning == \old(pumpRunning) || (!(pumpRunning == 0) && !(methaneLevelCritical == 0))) || (!(pumpRunning == 0) && !(0 == systemActive)) - InvariantResult [Line: 305]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 275]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 283]: Loop Invariant Derived loop invariant: tmp == methaneLevelCritical || !(tmp == 0) - InvariantResult [Line: 52]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 62]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 478]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 140]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 140]: Loop Invariant Derived loop invariant: ((tmp == systemActive && pumpRunning == 0) && methaneLevelCritical == 0) && tmp == 1 - InvariantResult [Line: 488]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 487]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24ms. Allocated memory is still 88.1MB. Free memory is still 63.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 487.47ms. Allocated memory is still 88.1MB. Free memory was 65.1MB in the beginning and 56.0MB in the end (delta: 9.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 63.65ms. Allocated memory is still 88.1MB. Free memory was 55.8MB in the beginning and 53.6MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 60.29ms. Allocated memory is still 88.1MB. Free memory was 53.6MB in the beginning and 52.1MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 876.02ms. Allocated memory was 88.1MB in the beginning and 107.0MB in the end (delta: 18.9MB). Free memory was 52.1MB in the beginning and 80.9MB in the end (delta: -28.8MB). Peak memory consumption was 30.5MB. Max. memory is 16.1GB. * CodeCheck took 13396.04ms. Allocated memory was 107.0MB in the beginning and 226.5MB in the end (delta: 119.5MB). Free memory was 80.9MB in the beginning and 186.6MB in the end (delta: -105.7MB). Peak memory consumption was 134.4MB. Max. memory is 16.1GB. * Witness Printer took 116.89ms. Allocated memory is still 226.5MB. Free memory was 186.6MB in the beginning and 182.4MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2022-10-17 16:40:16,390 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d0f6de6-8a58-431e-9c08-a4bbc98cedfb/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE