./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec1_product20.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_d397345f-2165-4b86-af1a-d1945d69a27f/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d397345f-2165-4b86-af1a-d1945d69a27f/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_d397345f-2165-4b86-af1a-d1945d69a27f/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d397345f-2165-4b86-af1a-d1945d69a27f/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec1_product20.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d397345f-2165-4b86-af1a-d1945d69a27f/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_d397345f-2165-4b86-af1a-d1945d69a27f/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 a7cd784867b5981272ba60caba7961cbaf680a952b35b095dbec7935be0f5966 --- 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 16:32:26,477 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:32:26,480 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:32:26,534 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:32:26,535 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:32:26,539 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:32:26,542 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:32:26,548 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:32:26,551 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:32:26,558 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:32:26,559 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:32:26,562 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:32:26,563 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:32:26,566 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:32:26,568 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:32:26,570 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:32:26,573 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:32:26,574 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:32:26,577 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:32:26,585 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:32:26,587 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:32:26,589 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:32:26,596 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:32:26,597 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:32:26,602 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:32:26,602 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:32:26,603 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:32:26,604 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:32:26,605 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:32:26,606 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:32:26,606 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:32:26,608 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:32:26,609 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:32:26,610 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:32:26,611 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:32:26,611 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:32:26,612 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:32:26,613 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:32:26,613 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:32:26,614 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:32:26,615 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:32:26,616 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d397345f-2165-4b86-af1a-d1945d69a27f/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-10-17 16:32:26,640 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:32:26,640 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:32:26,641 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 16:32:26,641 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 16:32:26,642 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:32:26,642 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:32:26,642 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:32:26,643 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 16:32:26,643 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 16:32:26,643 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 16:32:26,643 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:32:26,644 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 16:32:26,644 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:32:26,644 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 16:32:26,644 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 16:32:26,644 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 16:32:26,645 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:32:26,645 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 16:32:26,645 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:32:26,645 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:32:26,645 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:32:26,646 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:32:26,646 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:32:26,646 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:32:26,646 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 16:32:26,647 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 16:32:26,647 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 16:32:26,647 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 16:32:26,647 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_d397345f-2165-4b86-af1a-d1945d69a27f/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d397345f-2165-4b86-af1a-d1945d69a27f/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a7cd784867b5981272ba60caba7961cbaf680a952b35b095dbec7935be0f5966 [2022-10-17 16:32:26,924 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:32:26,955 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:32:26,958 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:32:26,959 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:32:26,960 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:32:26,962 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d397345f-2165-4b86-af1a-d1945d69a27f/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/product-lines/minepump_spec1_product20.cil.c [2022-10-17 16:32:27,043 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d397345f-2165-4b86-af1a-d1945d69a27f/bin/ukojak-92XMlrwhuB/data/a05ef3e3b/efbdc046d95c4190b8d74471883f3578/FLAG418003de5 [2022-10-17 16:32:27,572 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:32:27,572 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d397345f-2165-4b86-af1a-d1945d69a27f/sv-benchmarks/c/product-lines/minepump_spec1_product20.cil.c [2022-10-17 16:32:27,600 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d397345f-2165-4b86-af1a-d1945d69a27f/bin/ukojak-92XMlrwhuB/data/a05ef3e3b/efbdc046d95c4190b8d74471883f3578/FLAG418003de5 [2022-10-17 16:32:27,909 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d397345f-2165-4b86-af1a-d1945d69a27f/bin/ukojak-92XMlrwhuB/data/a05ef3e3b/efbdc046d95c4190b8d74471883f3578 [2022-10-17 16:32:27,911 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:32:27,913 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:32:27,924 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:32:27,924 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:32:27,928 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:32:27,929 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:32:27" (1/1) ... [2022-10-17 16:32:27,931 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@38a20bb6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:32:27, skipping insertion in model container [2022-10-17 16:32:27,931 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:32:27" (1/1) ... [2022-10-17 16:32:27,940 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:32:28,026 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:32:28,210 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_d397345f-2165-4b86-af1a-d1945d69a27f/sv-benchmarks/c/product-lines/minepump_spec1_product20.cil.c[1605,1618] [2022-10-17 16:32:28,341 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:32:28,352 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 16:32:28,367 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_d397345f-2165-4b86-af1a-d1945d69a27f/sv-benchmarks/c/product-lines/minepump_spec1_product20.cil.c[1605,1618] [2022-10-17 16:32:28,441 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:32:28,473 INFO L208 MainTranslator]: Completed translation [2022-10-17 16:32:28,474 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:32:28 WrapperNode [2022-10-17 16:32:28,475 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:32:28,476 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 16:32:28,476 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 16:32:28,478 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 16:32:28,487 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:32:28" (1/1) ... [2022-10-17 16:32:28,520 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:32:28" (1/1) ... [2022-10-17 16:32:28,573 INFO L138 Inliner]: procedures = 54, calls = 152, calls flagged for inlining = 20, calls inlined = 17, statements flattened = 219 [2022-10-17 16:32:28,574 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 16:32:28,575 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 16:32:28,575 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 16:32:28,576 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 16:32:28,587 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:32:28" (1/1) ... [2022-10-17 16:32:28,587 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:32:28" (1/1) ... [2022-10-17 16:32:28,603 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:32:28" (1/1) ... [2022-10-17 16:32:28,606 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:32:28" (1/1) ... [2022-10-17 16:32:28,613 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:32:28" (1/1) ... [2022-10-17 16:32:28,630 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:32:28" (1/1) ... [2022-10-17 16:32:28,631 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:32:28" (1/1) ... [2022-10-17 16:32:28,641 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:32:28" (1/1) ... [2022-10-17 16:32:28,644 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 16:32:28,645 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 16:32:28,646 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 16:32:28,646 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 16:32:28,648 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:32:28" (1/1) ... [2022-10-17 16:32:28,656 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:32:28,670 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d397345f-2165-4b86-af1a-d1945d69a27f/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 16:32:28,689 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d397345f-2165-4b86-af1a-d1945d69a27f/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 16:32:28,715 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d397345f-2165-4b86-af1a-d1945d69a27f/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 16:32:28,749 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 16:32:28,750 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2022-10-17 16:32:28,751 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2022-10-17 16:32:28,751 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2022-10-17 16:32:28,751 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2022-10-17 16:32:28,751 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2022-10-17 16:32:28,752 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2022-10-17 16:32:28,752 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2022-10-17 16:32:28,752 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2022-10-17 16:32:28,752 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2022-10-17 16:32:28,752 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2022-10-17 16:32:28,753 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2022-10-17 16:32:28,753 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2022-10-17 16:32:28,753 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 16:32:28,753 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2022-10-17 16:32:28,753 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2022-10-17 16:32:28,754 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 16:32:28,754 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 16:32:28,863 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 16:32:28,865 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 16:32:29,387 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 16:32:29,546 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 16:32:29,547 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-10-17 16:32:29,550 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:32:29 BoogieIcfgContainer [2022-10-17 16:32:29,550 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 16:32:29,552 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 16:32:29,552 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 16:32:29,567 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 16:32:29,568 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:32:29" (1/1) ... [2022-10-17 16:32:29,589 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 16:32:29,680 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:32:29,690 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 56 states and 74 transitions. [2022-10-17 16:32:29,691 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 74 transitions. [2022-10-17 16:32:29,696 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-10-17 16:32:29,696 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:32:29,697 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:32:29,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:32:30,015 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:32:30,094 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:32:30,097 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 56 states and 72 transitions. [2022-10-17 16:32:30,097 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 72 transitions. [2022-10-17 16:32:30,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-10-17 16:32:30,101 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:32:30,102 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:32:30,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:32:30,269 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:32:30,307 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:32:30,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 58 states and 75 transitions. [2022-10-17 16:32:30,309 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 75 transitions. [2022-10-17 16:32:30,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-10-17 16:32:30,310 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:32:30,311 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:32:30,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:32:30,451 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:32:30,530 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:32:30,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 61 states and 81 transitions. [2022-10-17 16:32:30,536 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 81 transitions. [2022-10-17 16:32:30,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-10-17 16:32:30,538 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:32:30,540 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:32:30,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:32:30,764 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:32:30,948 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:32:30,956 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 69 states and 95 transitions. [2022-10-17 16:32:30,957 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 95 transitions. [2022-10-17 16:32:30,963 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-10-17 16:32:30,964 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:32:30,965 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:32:30,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:32:31,167 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:32:31,650 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:32:31,655 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 86 states and 129 transitions. [2022-10-17 16:32:31,655 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 129 transitions. [2022-10-17 16:32:31,660 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-10-17 16:32:31,660 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:32:31,660 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:32:31,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:32:31,769 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:32:31,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:32:31,796 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 87 states and 130 transitions. [2022-10-17 16:32:31,796 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 130 transitions. [2022-10-17 16:32:31,798 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-10-17 16:32:31,798 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:32:31,799 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:32:31,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:32:31,909 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:32:31,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:32:31,933 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 88 states and 131 transitions. [2022-10-17 16:32:31,933 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 131 transitions. [2022-10-17 16:32:31,934 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-10-17 16:32:31,934 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:32:31,935 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:32:31,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:32:32,038 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:32:32,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:32:32,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 89 states and 132 transitions. [2022-10-17 16:32:32,050 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 132 transitions. [2022-10-17 16:32:32,054 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-10-17 16:32:32,055 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:32:32,055 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:32:32,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:32:32,149 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:32:32,251 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:32:32,252 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 94 states and 144 transitions. [2022-10-17 16:32:32,253 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 144 transitions. [2022-10-17 16:32:32,254 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-10-17 16:32:32,254 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:32:32,254 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:32:32,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:32:32,335 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:32:32,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:32:32,353 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 95 states and 145 transitions. [2022-10-17 16:32:32,354 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 145 transitions. [2022-10-17 16:32:32,355 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-10-17 16:32:32,355 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:32:32,355 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:32:32,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:32:32,457 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:32:32,997 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:32:32,998 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 169 states to 106 states and 169 transitions. [2022-10-17 16:32:32,999 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 169 transitions. [2022-10-17 16:32:33,000 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-10-17 16:32:33,000 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:32:33,000 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:32:33,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:32:33,139 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:32:33,909 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:32:33,910 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 195 states to 120 states and 193 transitions. [2022-10-17 16:32:33,910 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 193 transitions. [2022-10-17 16:32:33,911 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-10-17 16:32:33,911 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:32:33,911 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:32:33,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:32:33,983 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:32:34,004 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:32:34,006 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 197 states to 122 states and 195 transitions. [2022-10-17 16:32:34,006 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 195 transitions. [2022-10-17 16:32:34,007 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-10-17 16:32:34,007 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:32:34,007 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:32:34,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:32:34,095 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:32:34,148 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:32:34,150 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 208 states to 127 states and 205 transitions. [2022-10-17 16:32:34,150 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 205 transitions. [2022-10-17 16:32:34,154 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-10-17 16:32:34,154 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:32:34,155 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:32:34,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:32:34,219 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:32:34,237 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:32:34,239 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 209 states to 128 states and 206 transitions. [2022-10-17 16:32:34,240 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 206 transitions. [2022-10-17 16:32:34,243 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2022-10-17 16:32:34,243 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:32:34,244 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:32:34,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:32:34,301 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 16:32:34,409 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:32:34,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 222 states to 134 states and 219 transitions. [2022-10-17 16:32:34,412 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 219 transitions. [2022-10-17 16:32:34,414 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2022-10-17 16:32:34,414 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:32:34,415 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:32:34,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:32:34,470 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 16:32:34,852 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:32:34,854 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 229 states to 138 states and 226 transitions. [2022-10-17 16:32:34,854 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 226 transitions. [2022-10-17 16:32:34,855 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2022-10-17 16:32:34,855 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:32:34,855 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:32:34,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:32:34,899 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 16:32:34,929 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:32:34,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 230 states to 139 states and 227 transitions. [2022-10-17 16:32:34,930 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 227 transitions. [2022-10-17 16:32:34,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2022-10-17 16:32:34,932 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:32:34,933 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:32:34,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:32:35,337 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 16:32:36,004 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:32:36,006 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 236 states to 142 states and 233 transitions. [2022-10-17 16:32:36,006 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 233 transitions. [2022-10-17 16:32:36,009 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2022-10-17 16:32:36,009 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:32:36,010 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:32:36,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:32:36,059 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 16:32:36,582 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:32:36,584 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 251 states to 149 states and 248 transitions. [2022-10-17 16:32:36,584 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 248 transitions. [2022-10-17 16:32:36,585 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2022-10-17 16:32:36,585 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:32:36,585 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:32:36,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:32:36,625 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 16:32:36,653 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:32:36,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 253 states to 150 states and 250 transitions. [2022-10-17 16:32:36,654 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 250 transitions. [2022-10-17 16:32:36,655 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2022-10-17 16:32:36,655 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:32:36,656 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:32:36,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:32:36,743 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 16:32:36,867 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:32:36,869 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 265 states to 158 states and 262 transitions. [2022-10-17 16:32:36,869 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 262 transitions. [2022-10-17 16:32:36,871 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2022-10-17 16:32:36,871 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:32:36,871 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:32:36,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:32:36,936 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 16:32:36,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:32:36,958 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 266 states to 159 states and 263 transitions. [2022-10-17 16:32:36,958 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 263 transitions. [2022-10-17 16:32:36,959 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2022-10-17 16:32:36,959 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:32:36,959 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:32:36,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:32:37,114 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 16:32:38,681 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:32:38,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 304 states to 176 states and 297 transitions. [2022-10-17 16:32:38,683 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 297 transitions. [2022-10-17 16:32:38,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2022-10-17 16:32:38,684 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:32:38,684 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:32:38,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:32:38,772 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2022-10-17 16:32:40,224 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:32:40,228 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 330 states to 186 states and 316 transitions. [2022-10-17 16:32:40,228 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 316 transitions. [2022-10-17 16:32:40,231 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2022-10-17 16:32:40,231 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:32:40,232 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:32:40,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:32:40,346 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 16:32:40,370 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:32:40,372 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 331 states to 187 states and 317 transitions. [2022-10-17 16:32:40,372 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 317 transitions. [2022-10-17 16:32:40,373 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2022-10-17 16:32:40,373 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:32:40,374 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:32:40,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:32:40,421 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 16:32:40,452 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:32:40,454 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 334 states to 190 states and 320 transitions. [2022-10-17 16:32:40,454 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 320 transitions. [2022-10-17 16:32:40,455 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2022-10-17 16:32:40,456 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:32:40,456 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:32:40,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:32:40,542 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2022-10-17 16:32:40,582 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:32:40,583 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 335 states to 191 states and 321 transitions. [2022-10-17 16:32:40,584 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 321 transitions. [2022-10-17 16:32:40,585 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2022-10-17 16:32:40,591 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:32:40,592 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:32:40,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:32:40,652 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 16:32:41,106 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:32:41,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 338 states to 192 states and 321 transitions. [2022-10-17 16:32:41,108 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 321 transitions. [2022-10-17 16:32:41,110 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2022-10-17 16:32:41,110 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:32:41,111 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:32:41,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:32:41,171 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 16:32:41,547 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:32:41,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 349 states to 198 states and 329 transitions. [2022-10-17 16:32:41,549 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 329 transitions. [2022-10-17 16:32:41,550 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2022-10-17 16:32:41,550 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:32:41,551 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:32:41,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:32:41,608 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 16:32:41,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:32:41,639 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 350 states to 199 states and 330 transitions. [2022-10-17 16:32:41,639 INFO L276 IsEmpty]: Start isEmpty. Operand 199 states and 330 transitions. [2022-10-17 16:32:41,640 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2022-10-17 16:32:41,641 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:32:41,641 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:32:41,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:32:41,696 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 16:32:41,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:32:41,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 359 states to 205 states and 339 transitions. [2022-10-17 16:32:41,844 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 339 transitions. [2022-10-17 16:32:41,846 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2022-10-17 16:32:41,846 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:32:41,846 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:32:41,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:32:41,894 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 16:32:41,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:32:41,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 360 states to 206 states and 340 transitions. [2022-10-17 16:32:41,922 INFO L276 IsEmpty]: Start isEmpty. Operand 206 states and 340 transitions. [2022-10-17 16:32:41,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2022-10-17 16:32:41,923 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:32:41,924 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:32:41,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:32:41,969 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 16:32:42,248 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:32:42,250 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 363 states to 207 states and 343 transitions. [2022-10-17 16:32:42,250 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 343 transitions. [2022-10-17 16:32:42,251 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2022-10-17 16:32:42,251 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:32:42,252 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:32:42,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:32:42,298 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 16:32:42,333 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:32:42,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 366 states to 210 states and 346 transitions. [2022-10-17 16:32:42,335 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 346 transitions. [2022-10-17 16:32:42,336 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2022-10-17 16:32:42,336 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:32:42,336 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:32:42,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:32:42,382 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2022-10-17 16:32:42,409 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:32:42,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 370 states to 213 states and 350 transitions. [2022-10-17 16:32:42,411 INFO L276 IsEmpty]: Start isEmpty. Operand 213 states and 350 transitions. [2022-10-17 16:32:42,413 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2022-10-17 16:32:42,413 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:32:42,413 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:32:42,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:32:42,473 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2022-10-17 16:32:42,500 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:32:42,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 371 states to 214 states and 351 transitions. [2022-10-17 16:32:42,502 INFO L276 IsEmpty]: Start isEmpty. Operand 214 states and 351 transitions. [2022-10-17 16:32:42,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2022-10-17 16:32:42,506 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:32:42,507 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:32:42,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:32:42,565 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 16:32:42,596 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:32:42,597 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 376 states to 217 states and 356 transitions. [2022-10-17 16:32:42,598 INFO L276 IsEmpty]: Start isEmpty. Operand 217 states and 356 transitions. [2022-10-17 16:32:42,599 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2022-10-17 16:32:42,599 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:32:42,600 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:32:42,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:32:42,664 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2022-10-17 16:32:42,702 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:32:42,704 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 377 states to 218 states and 357 transitions. [2022-10-17 16:32:42,704 INFO L276 IsEmpty]: Start isEmpty. Operand 218 states and 357 transitions. [2022-10-17 16:32:42,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2022-10-17 16:32:42,706 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:32:42,707 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:32:42,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:32:42,759 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 16:32:42,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:32:42,790 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 378 states to 84 states and 112 transitions. [2022-10-17 16:32:42,791 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 112 transitions. [2022-10-17 16:32:42,791 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-10-17 16:32:42,791 WARN L419 CodeCheckObserver]: This Program is SAFE, Check terminated with 41 iterations. [2022-10-17 16:32:42,801 INFO L754 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2022-10-17 16:32:43,059 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-10-17 16:32:43,064 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-10-17 16:32:43,064 INFO L560 CodeCheckObserver]: Invariant with dag size 15 [2022-10-17 16:32:43,070 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-10-17 16:32:43,070 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-10-17 16:32:43,070 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-10-17 16:32:43,070 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-10-17 16:32:43,071 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-10-17 16:32:43,071 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-10-17 16:32:43,071 INFO L560 CodeCheckObserver]: Invariant with dag size 11 [2022-10-17 16:32:43,073 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-10-17 16:32:43,073 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-10-17 16:32:43,073 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-10-17 16:32:43,073 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-10-17 16:32:43,074 INFO L560 CodeCheckObserver]: Invariant with dag size 7 [2022-10-17 16:32:43,074 INFO L560 CodeCheckObserver]: Invariant with dag size 7 [2022-10-17 16:32:43,076 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 17.10 04:32:43 ImpRootNode [2022-10-17 16:32:43,076 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2022-10-17 16:32:43,076 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-10-17 16:32:43,077 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-10-17 16:32:43,077 INFO L275 PluginConnector]: Witness Printer initialized [2022-10-17 16:32:43,079 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:32:29" (3/4) ... [2022-10-17 16:32:43,082 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-10-17 16:32:43,093 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure deactivatePump [2022-10-17 16:32:43,093 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__base [2022-10-17 16:32:43,094 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2022-10-17 16:32:43,094 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneLevelCritical [2022-10-17 16:32:43,094 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2022-10-17 16:32:43,094 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2022-10-17 16:32:43,095 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2022-10-17 16:32:43,110 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 68 nodes and edges [2022-10-17 16:32:43,111 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 26 nodes and edges [2022-10-17 16:32:43,112 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 12 nodes and edges [2022-10-17 16:32:43,112 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2022-10-17 16:32:43,113 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2022-10-17 16:32:43,114 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-10-17 16:32:43,115 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-10-17 16:32:43,147 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (pumpRunning == \old(pumpRunning) || (!(pumpRunning == 0) && !(methaneLevelCritical == 0))) || (!(pumpRunning == 0) && !(0 == systemActive)) [2022-10-17 16:32:43,149 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: pumpRunning == \old(pumpRunning) || !(pumpRunning == 0) [2022-10-17 16:32:43,226 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d397345f-2165-4b86-af1a-d1945d69a27f/bin/ukojak-92XMlrwhuB/witness.graphml [2022-10-17 16:32:43,226 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-10-17 16:32:43,227 INFO L158 Benchmark]: Toolchain (without parser) took 15314.11ms. Allocated memory was 90.2MB in the beginning and 197.1MB in the end (delta: 107.0MB). Free memory was 52.8MB in the beginning and 74.1MB in the end (delta: -21.2MB). Peak memory consumption was 84.5MB. Max. memory is 16.1GB. [2022-10-17 16:32:43,228 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 90.2MB. Free memory was 59.7MB in the beginning and 59.7MB in the end (delta: 28.6kB). There was no memory consumed. Max. memory is 16.1GB. [2022-10-17 16:32:43,229 INFO L158 Benchmark]: CACSL2BoogieTranslator took 551.46ms. Allocated memory is still 90.2MB. Free memory was 52.6MB in the beginning and 54.9MB in the end (delta: -2.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2022-10-17 16:32:43,229 INFO L158 Benchmark]: Boogie Procedure Inliner took 98.02ms. Allocated memory is still 90.2MB. Free memory was 54.9MB in the beginning and 52.5MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-10-17 16:32:43,230 INFO L158 Benchmark]: Boogie Preprocessor took 69.55ms. Allocated memory is still 90.2MB. Free memory was 52.5MB in the beginning and 51.1MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-10-17 16:32:43,230 INFO L158 Benchmark]: RCFGBuilder took 905.07ms. Allocated memory was 90.2MB in the beginning and 109.1MB in the end (delta: 18.9MB). Free memory was 50.8MB in the beginning and 76.2MB in the end (delta: -25.4MB). Peak memory consumption was 20.4MB. Max. memory is 16.1GB. [2022-10-17 16:32:43,231 INFO L158 Benchmark]: CodeCheck took 13524.40ms. Allocated memory was 109.1MB in the beginning and 197.1MB in the end (delta: 88.1MB). Free memory was 75.7MB in the beginning and 79.3MB in the end (delta: -3.5MB). Peak memory consumption was 85.6MB. Max. memory is 16.1GB. [2022-10-17 16:32:43,231 INFO L158 Benchmark]: Witness Printer took 149.92ms. Allocated memory is still 197.1MB. Free memory was 79.3MB in the beginning and 74.1MB in the end (delta: 5.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-10-17 16:32:43,234 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 8 procedures, 56 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 13.2s, OverallIterations: 41, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 13690 SdHoareTripleChecker+Valid, 25.2s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 7277 mSDsluCounter, 15382 SdHoareTripleChecker+Invalid, 21.2s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 11865 mSDsCounter, 4748 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 15513 IncrementalHoareTripleChecker+Invalid, 20261 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 4748 mSolverCounterUnsat, 4041 mSDtfsCounter, 15513 mSolverCounterSat, 1.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 15479 GetRequests, 15270 SyntacticMatches, 1 SemanticMatches, 208 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 17725 ImplicationChecksByTransitivity, 7.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.1s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 3.1s InterpolantComputationTime, 1654 NumberOfCodeBlocks, 1654 NumberOfCodeBlocksAsserted, 40 NumberOfCheckSat, 1614 ConstructedInterpolants, 0 QuantifiedInterpolants, 3299 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 40 InterpolantComputations, 35 PerfectInterpolantSequences, 573/600 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: 54]: 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: 277]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 908]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 245]: Loop Invariant Derived loop invariant: (pumpRunning == \old(pumpRunning) || (!(pumpRunning == 0) && !(methaneLevelCritical == 0))) || (!(pumpRunning == 0) && !(0 == systemActive)) - InvariantResult [Line: 205]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 71]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 61]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 175]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 54]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 165]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 149]: Loop Invariant Derived loop invariant: ((tmp == systemActive && pumpRunning == 0) && methaneLevelCritical == 0) && tmp == 1 - InvariantResult [Line: 397]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 174]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 149]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 281]: Loop Invariant Derived loop invariant: pumpRunning == \old(pumpRunning) || !(pumpRunning == 0) - InvariantResult [Line: 916]: Loop Invariant Derived loop invariant: !(tmp == 0) || tmp == methaneLevelCritical * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33ms. Allocated memory is still 90.2MB. Free memory was 59.7MB in the beginning and 59.7MB in the end (delta: 28.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 551.46ms. Allocated memory is still 90.2MB. Free memory was 52.6MB in the beginning and 54.9MB in the end (delta: -2.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 98.02ms. Allocated memory is still 90.2MB. Free memory was 54.9MB in the beginning and 52.5MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 69.55ms. Allocated memory is still 90.2MB. Free memory was 52.5MB in the beginning and 51.1MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 905.07ms. Allocated memory was 90.2MB in the beginning and 109.1MB in the end (delta: 18.9MB). Free memory was 50.8MB in the beginning and 76.2MB in the end (delta: -25.4MB). Peak memory consumption was 20.4MB. Max. memory is 16.1GB. * CodeCheck took 13524.40ms. Allocated memory was 109.1MB in the beginning and 197.1MB in the end (delta: 88.1MB). Free memory was 75.7MB in the beginning and 79.3MB in the end (delta: -3.5MB). Peak memory consumption was 85.6MB. Max. memory is 16.1GB. * Witness Printer took 149.92ms. Allocated memory is still 197.1MB. Free memory was 79.3MB in the beginning and 74.1MB in the end (delta: 5.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2022-10-17 16:32:43,307 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d397345f-2165-4b86-af1a-d1945d69a27f/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