./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec1_product23.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version e943c265 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ef80d8-81fb-4bc1-b3a4-ffac001b2394/bin/uautomizer-j4sWxH34Be/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ef80d8-81fb-4bc1-b3a4-ffac001b2394/bin/uautomizer-j4sWxH34Be/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ef80d8-81fb-4bc1-b3a4-ffac001b2394/bin/uautomizer-j4sWxH34Be/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ef80d8-81fb-4bc1-b3a4-ffac001b2394/bin/uautomizer-j4sWxH34Be/config/AutomizerReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec1_product23.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ef80d8-81fb-4bc1-b3a4-ffac001b2394/bin/uautomizer-j4sWxH34Be/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ef80d8-81fb-4bc1-b3a4-ffac001b2394/bin/uautomizer-j4sWxH34Be --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 Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 0858956fa78fab41d54951630cb21e24f98b592c89580084f0bb3139b8ef83d9 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.1-dev-e943c26 [2021-10-21 19:12:45,715 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-21 19:12:45,718 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-21 19:12:45,756 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-21 19:12:45,757 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-21 19:12:45,758 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-21 19:12:45,761 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-21 19:12:45,764 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-21 19:12:45,766 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-21 19:12:45,768 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-21 19:12:45,769 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-21 19:12:45,771 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-21 19:12:45,772 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-21 19:12:45,774 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-21 19:12:45,776 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-21 19:12:45,778 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-21 19:12:45,779 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-21 19:12:45,781 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-21 19:12:45,784 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-21 19:12:45,787 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-21 19:12:45,790 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-21 19:12:45,792 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-21 19:12:45,794 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-21 19:12:45,795 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-21 19:12:45,800 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-21 19:12:45,800 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-21 19:12:45,801 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-21 19:12:45,803 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-21 19:12:45,803 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-21 19:12:45,805 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-21 19:12:45,806 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-21 19:12:45,807 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-21 19:12:45,809 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-21 19:12:45,810 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-21 19:12:45,812 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-21 19:12:45,812 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-21 19:12:45,813 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-21 19:12:45,814 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-21 19:12:45,814 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-21 19:12:45,816 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-21 19:12:45,817 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-21 19:12:45,818 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ef80d8-81fb-4bc1-b3a4-ffac001b2394/bin/uautomizer-j4sWxH34Be/config/svcomp-Reach-32bit-Automizer_Default.epf [2021-10-21 19:12:45,858 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-21 19:12:45,858 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-21 19:12:45,859 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-21 19:12:45,859 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-21 19:12:45,871 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-21 19:12:45,871 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-21 19:12:45,872 INFO L138 SettingsManager]: * Use SBE=true [2021-10-21 19:12:45,872 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-21 19:12:45,872 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-21 19:12:45,873 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-21 19:12:45,874 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-21 19:12:45,875 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-21 19:12:45,875 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-21 19:12:45,875 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-21 19:12:45,875 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-21 19:12:45,876 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-21 19:12:45,876 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-21 19:12:45,876 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-21 19:12:45,876 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-21 19:12:45,877 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-21 19:12:45,877 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-21 19:12:45,877 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-21 19:12:45,878 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-21 19:12:45,878 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-21 19:12:45,879 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-21 19:12:45,879 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-21 19:12:45,879 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-21 19:12:45,880 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-21 19:12:45,880 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-10-21 19:12:45,882 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-10-21 19:12:45,882 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-21 19:12:45,883 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-21 19:12:45,883 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_68ef80d8-81fb-4bc1-b3a4-ffac001b2394/bin/uautomizer-j4sWxH34Be/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ef80d8-81fb-4bc1-b3a4-ffac001b2394/bin/uautomizer-j4sWxH34Be Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0858956fa78fab41d54951630cb21e24f98b592c89580084f0bb3139b8ef83d9 [2021-10-21 19:12:46,223 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-21 19:12:46,253 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-21 19:12:46,256 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-21 19:12:46,258 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-21 19:12:46,259 INFO L275 PluginConnector]: CDTParser initialized [2021-10-21 19:12:46,260 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ef80d8-81fb-4bc1-b3a4-ffac001b2394/bin/uautomizer-j4sWxH34Be/../../sv-benchmarks/c/product-lines/minepump_spec1_product23.cil.c [2021-10-21 19:12:46,345 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ef80d8-81fb-4bc1-b3a4-ffac001b2394/bin/uautomizer-j4sWxH34Be/data/ece498e31/59a87de5cad847d08246e1b3bc4f1b24/FLAG753f784dc [2021-10-21 19:12:47,052 INFO L306 CDTParser]: Found 1 translation units. [2021-10-21 19:12:47,053 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ef80d8-81fb-4bc1-b3a4-ffac001b2394/sv-benchmarks/c/product-lines/minepump_spec1_product23.cil.c [2021-10-21 19:12:47,068 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ef80d8-81fb-4bc1-b3a4-ffac001b2394/bin/uautomizer-j4sWxH34Be/data/ece498e31/59a87de5cad847d08246e1b3bc4f1b24/FLAG753f784dc [2021-10-21 19:12:47,340 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ef80d8-81fb-4bc1-b3a4-ffac001b2394/bin/uautomizer-j4sWxH34Be/data/ece498e31/59a87de5cad847d08246e1b3bc4f1b24 [2021-10-21 19:12:47,344 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-21 19:12:47,346 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-21 19:12:47,349 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-21 19:12:47,349 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-21 19:12:47,368 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-21 19:12:47,369 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.10 07:12:47" (1/1) ... [2021-10-21 19:12:47,370 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6a608ab9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:12:47, skipping insertion in model container [2021-10-21 19:12:47,371 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.10 07:12:47" (1/1) ... [2021-10-21 19:12:47,380 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-21 19:12:47,459 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-21 19:12:47,953 WARN L228 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_68ef80d8-81fb-4bc1-b3a4-ffac001b2394/sv-benchmarks/c/product-lines/minepump_spec1_product23.cil.c[18140,18153] [2021-10-21 19:12:47,957 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-21 19:12:47,976 INFO L203 MainTranslator]: Completed pre-run [2021-10-21 19:12:48,060 WARN L228 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_68ef80d8-81fb-4bc1-b3a4-ffac001b2394/sv-benchmarks/c/product-lines/minepump_spec1_product23.cil.c[18140,18153] [2021-10-21 19:12:48,061 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-21 19:12:48,085 INFO L208 MainTranslator]: Completed translation [2021-10-21 19:12:48,086 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:12:48 WrapperNode [2021-10-21 19:12:48,086 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-21 19:12:48,087 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-21 19:12:48,088 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-21 19:12:48,088 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-21 19:12:48,098 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:12:48" (1/1) ... [2021-10-21 19:12:48,118 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:12:48" (1/1) ... [2021-10-21 19:12:48,173 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-21 19:12:48,175 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-21 19:12:48,175 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-21 19:12:48,176 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-21 19:12:48,188 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:12:48" (1/1) ... [2021-10-21 19:12:48,189 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:12:48" (1/1) ... [2021-10-21 19:12:48,207 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:12:48" (1/1) ... [2021-10-21 19:12:48,208 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:12:48" (1/1) ... [2021-10-21 19:12:48,240 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:12:48" (1/1) ... [2021-10-21 19:12:48,264 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:12:48" (1/1) ... [2021-10-21 19:12:48,268 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:12:48" (1/1) ... [2021-10-21 19:12:48,274 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-21 19:12:48,275 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-21 19:12:48,275 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-21 19:12:48,275 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-21 19:12:48,292 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:12:48" (1/1) ... [2021-10-21 19:12:48,304 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-21 19:12:48,319 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ef80d8-81fb-4bc1-b3a4-ffac001b2394/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:12:48,334 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ef80d8-81fb-4bc1-b3a4-ffac001b2394/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-10-21 19:12:48,355 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ef80d8-81fb-4bc1-b3a4-ffac001b2394/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-10-21 19:12:48,401 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-21 19:12:48,401 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-21 19:12:48,401 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-21 19:12:48,401 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-21 19:12:49,560 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-21 19:12:49,560 INFO L299 CfgBuilder]: Removed 160 assume(true) statements. [2021-10-21 19:12:49,564 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.10 07:12:49 BoogieIcfgContainer [2021-10-21 19:12:49,564 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-21 19:12:49,568 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-21 19:12:49,568 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-21 19:12:49,573 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-21 19:12:49,574 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.10 07:12:47" (1/3) ... [2021-10-21 19:12:49,575 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@457b6048 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.10 07:12:49, skipping insertion in model container [2021-10-21 19:12:49,576 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:12:48" (2/3) ... [2021-10-21 19:12:49,577 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@457b6048 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.10 07:12:49, skipping insertion in model container [2021-10-21 19:12:49,577 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.10 07:12:49" (3/3) ... [2021-10-21 19:12:49,580 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec1_product23.cil.c [2021-10-21 19:12:49,588 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-21 19:12:49,588 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2021-10-21 19:12:49,671 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-10-21 19:12:49,692 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-10-21 19:12:49,692 INFO L340 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2021-10-21 19:12:49,718 INFO L276 IsEmpty]: Start isEmpty. Operand has 107 states, 103 states have (on average 1.5436893203883495) internal successors, (159), 106 states have internal predecessors, (159), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 19:12:49,724 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-10-21 19:12:49,724 INFO L504 BasicCegarLoop]: Found error trace [2021-10-21 19:12:49,725 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-21 19:12:49,726 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-21 19:12:49,732 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 19:12:49,732 INFO L82 PathProgramCache]: Analyzing trace with hash 872829117, now seen corresponding path program 1 times [2021-10-21 19:12:49,740 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 19:12:49,741 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1118392039] [2021-10-21 19:12:49,741 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 19:12:49,742 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 19:12:49,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 19:12:50,112 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-21 19:12:50,113 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-21 19:12:50,113 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1118392039] [2021-10-21 19:12:50,114 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1118392039] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-21 19:12:50,115 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-21 19:12:50,115 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-21 19:12:50,117 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1905517920] [2021-10-21 19:12:50,123 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-10-21 19:12:50,124 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-21 19:12:50,140 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-10-21 19:12:50,141 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-21 19:12:50,144 INFO L87 Difference]: Start difference. First operand has 107 states, 103 states have (on average 1.5436893203883495) internal successors, (159), 106 states have internal predecessors, (159), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 2 states, 2 states have (on average 8.0) internal successors, (16), 2 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 19:12:50,179 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-21 19:12:50,179 INFO L93 Difference]: Finished difference Result 208 states and 311 transitions. [2021-10-21 19:12:50,180 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-21 19:12:50,181 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 8.0) internal successors, (16), 2 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 16 [2021-10-21 19:12:50,181 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-21 19:12:50,194 INFO L225 Difference]: With dead ends: 208 [2021-10-21 19:12:50,194 INFO L226 Difference]: Without dead ends: 103 [2021-10-21 19:12:50,198 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0ms TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-21 19:12:50,218 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 103 states. [2021-10-21 19:12:50,244 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 103 to 103. [2021-10-21 19:12:50,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 103 states, 100 states have (on average 1.47) internal successors, (147), 102 states have internal predecessors, (147), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 19:12:50,248 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 103 states and 147 transitions. [2021-10-21 19:12:50,250 INFO L78 Accepts]: Start accepts. Automaton has 103 states and 147 transitions. Word has length 16 [2021-10-21 19:12:50,251 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-21 19:12:50,251 INFO L470 AbstractCegarLoop]: Abstraction has 103 states and 147 transitions. [2021-10-21 19:12:50,251 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 8.0) internal successors, (16), 2 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 19:12:50,252 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 147 transitions. [2021-10-21 19:12:50,253 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-10-21 19:12:50,253 INFO L504 BasicCegarLoop]: Found error trace [2021-10-21 19:12:50,253 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-21 19:12:50,254 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-10-21 19:12:50,254 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-21 19:12:50,255 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 19:12:50,255 INFO L82 PathProgramCache]: Analyzing trace with hash -340316278, now seen corresponding path program 1 times [2021-10-21 19:12:50,256 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 19:12:50,256 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1190464019] [2021-10-21 19:12:50,256 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 19:12:50,257 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 19:12:50,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 19:12:50,396 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-21 19:12:50,397 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-21 19:12:50,397 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1190464019] [2021-10-21 19:12:50,397 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1190464019] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-21 19:12:50,398 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-21 19:12:50,398 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-21 19:12:50,398 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [156045571] [2021-10-21 19:12:50,400 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-21 19:12:50,400 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-21 19:12:50,401 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-21 19:12:50,402 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-21 19:12:50,402 INFO L87 Difference]: Start difference. First operand 103 states and 147 transitions. Second operand has 3 states, 3 states have (on average 5.666666666666667) internal successors, (17), 3 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 19:12:50,425 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-21 19:12:50,425 INFO L93 Difference]: Finished difference Result 103 states and 147 transitions. [2021-10-21 19:12:50,426 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-21 19:12:50,426 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 5.666666666666667) internal successors, (17), 3 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 17 [2021-10-21 19:12:50,427 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-21 19:12:50,428 INFO L225 Difference]: With dead ends: 103 [2021-10-21 19:12:50,428 INFO L226 Difference]: Without dead ends: 45 [2021-10-21 19:12:50,429 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 11.4ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-21 19:12:50,430 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 45 states. [2021-10-21 19:12:50,435 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 45 to 45. [2021-10-21 19:12:50,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 45 states, 44 states have (on average 1.4545454545454546) internal successors, (64), 44 states have internal predecessors, (64), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 19:12:50,437 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 45 states and 64 transitions. [2021-10-21 19:12:50,437 INFO L78 Accepts]: Start accepts. Automaton has 45 states and 64 transitions. Word has length 17 [2021-10-21 19:12:50,438 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-21 19:12:50,438 INFO L470 AbstractCegarLoop]: Abstraction has 45 states and 64 transitions. [2021-10-21 19:12:50,438 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 5.666666666666667) internal successors, (17), 3 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 19:12:50,439 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 64 transitions. [2021-10-21 19:12:50,440 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-10-21 19:12:50,440 INFO L504 BasicCegarLoop]: Found error trace [2021-10-21 19:12:50,440 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-21 19:12:50,440 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-10-21 19:12:50,441 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-21 19:12:50,442 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 19:12:50,442 INFO L82 PathProgramCache]: Analyzing trace with hash 1163144762, now seen corresponding path program 1 times [2021-10-21 19:12:50,442 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 19:12:50,443 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [583499239] [2021-10-21 19:12:50,443 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 19:12:50,443 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 19:12:50,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 19:12:50,604 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-21 19:12:50,605 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-21 19:12:50,606 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [583499239] [2021-10-21 19:12:50,608 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [583499239] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-21 19:12:50,609 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-21 19:12:50,609 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-21 19:12:50,609 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [804306880] [2021-10-21 19:12:50,610 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-10-21 19:12:50,611 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-21 19:12:50,612 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-10-21 19:12:50,613 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2021-10-21 19:12:50,614 INFO L87 Difference]: Start difference. First operand 45 states and 64 transitions. Second operand has 6 states, 6 states have (on average 3.6666666666666665) internal successors, (22), 5 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 19:12:50,879 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-21 19:12:50,880 INFO L93 Difference]: Finished difference Result 146 states and 214 transitions. [2021-10-21 19:12:50,880 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-21 19:12:50,881 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 3.6666666666666665) internal successors, (22), 5 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 22 [2021-10-21 19:12:50,881 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-21 19:12:50,882 INFO L225 Difference]: With dead ends: 146 [2021-10-21 19:12:50,883 INFO L226 Difference]: Without dead ends: 107 [2021-10-21 19:12:50,884 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 51.3ms TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2021-10-21 19:12:50,884 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 107 states. [2021-10-21 19:12:50,908 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 107 to 64. [2021-10-21 19:12:50,908 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 64 states, 63 states have (on average 1.4761904761904763) internal successors, (93), 63 states have internal predecessors, (93), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 19:12:50,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 64 states and 93 transitions. [2021-10-21 19:12:50,910 INFO L78 Accepts]: Start accepts. Automaton has 64 states and 93 transitions. Word has length 22 [2021-10-21 19:12:50,910 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-21 19:12:50,910 INFO L470 AbstractCegarLoop]: Abstraction has 64 states and 93 transitions. [2021-10-21 19:12:50,911 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 3.6666666666666665) internal successors, (22), 5 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 19:12:50,911 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 93 transitions. [2021-10-21 19:12:50,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-10-21 19:12:50,917 INFO L504 BasicCegarLoop]: Found error trace [2021-10-21 19:12:50,917 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-21 19:12:50,918 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-10-21 19:12:50,918 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-21 19:12:50,919 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 19:12:50,919 INFO L82 PathProgramCache]: Analyzing trace with hash -1300420088, now seen corresponding path program 1 times [2021-10-21 19:12:50,920 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 19:12:50,920 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1415871634] [2021-10-21 19:12:50,920 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 19:12:50,920 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 19:12:50,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 19:12:51,072 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-21 19:12:51,073 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-21 19:12:51,073 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1415871634] [2021-10-21 19:12:51,073 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1415871634] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-21 19:12:51,074 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-21 19:12:51,074 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-10-21 19:12:51,074 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [437750679] [2021-10-21 19:12:51,075 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-21 19:12:51,075 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-21 19:12:51,076 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-21 19:12:51,076 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-21 19:12:51,076 INFO L87 Difference]: Start difference. First operand 64 states and 93 transitions. Second operand has 5 states, 5 states have (on average 4.8) internal successors, (24), 4 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 19:12:51,211 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-21 19:12:51,211 INFO L93 Difference]: Finished difference Result 309 states and 471 transitions. [2021-10-21 19:12:51,212 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-10-21 19:12:51,212 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 4.8) internal successors, (24), 4 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 24 [2021-10-21 19:12:51,212 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-21 19:12:51,220 INFO L225 Difference]: With dead ends: 309 [2021-10-21 19:12:51,221 INFO L226 Difference]: Without dead ends: 251 [2021-10-21 19:12:51,228 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 44.4ms TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2021-10-21 19:12:51,230 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 251 states. [2021-10-21 19:12:51,277 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 251 to 116. [2021-10-21 19:12:51,277 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 116 states, 115 states have (on average 1.4695652173913043) internal successors, (169), 115 states have internal predecessors, (169), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 19:12:51,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 116 states and 169 transitions. [2021-10-21 19:12:51,279 INFO L78 Accepts]: Start accepts. Automaton has 116 states and 169 transitions. Word has length 24 [2021-10-21 19:12:51,279 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-21 19:12:51,279 INFO L470 AbstractCegarLoop]: Abstraction has 116 states and 169 transitions. [2021-10-21 19:12:51,280 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 4.8) internal successors, (24), 4 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 19:12:51,280 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 169 transitions. [2021-10-21 19:12:51,281 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-10-21 19:12:51,282 INFO L504 BasicCegarLoop]: Found error trace [2021-10-21 19:12:51,282 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-21 19:12:51,282 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-10-21 19:12:51,283 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-21 19:12:51,283 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 19:12:51,289 INFO L82 PathProgramCache]: Analyzing trace with hash -891352514, now seen corresponding path program 1 times [2021-10-21 19:12:51,290 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 19:12:51,290 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [505589272] [2021-10-21 19:12:51,292 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 19:12:51,293 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 19:12:51,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 19:12:51,424 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-21 19:12:51,424 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-21 19:12:51,425 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [505589272] [2021-10-21 19:12:51,425 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [505589272] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-21 19:12:51,425 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-21 19:12:51,425 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-10-21 19:12:51,426 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [555534331] [2021-10-21 19:12:51,427 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-21 19:12:51,427 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-21 19:12:51,428 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-21 19:12:51,428 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-21 19:12:51,429 INFO L87 Difference]: Start difference. First operand 116 states and 169 transitions. Second operand has 5 states, 5 states have (on average 5.0) internal successors, (25), 4 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 19:12:51,538 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-21 19:12:51,538 INFO L93 Difference]: Finished difference Result 312 states and 467 transitions. [2021-10-21 19:12:51,539 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-21 19:12:51,539 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 5.0) internal successors, (25), 4 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 25 [2021-10-21 19:12:51,540 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-21 19:12:51,540 INFO L225 Difference]: With dead ends: 312 [2021-10-21 19:12:51,540 INFO L226 Difference]: Without dead ends: 0 [2021-10-21 19:12:51,543 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 30.6ms TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-10-21 19:12:51,543 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-10-21 19:12:51,543 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-10-21 19:12:51,543 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 19:12:51,544 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-10-21 19:12:51,544 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 25 [2021-10-21 19:12:51,544 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-21 19:12:51,544 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-21 19:12:51,545 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 5.0) internal successors, (25), 4 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 19:12:51,545 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-10-21 19:12:51,545 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-10-21 19:12:51,570 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-10-21 19:12:51,571 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION [2021-10-21 19:12:51,571 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION [2021-10-21 19:12:51,571 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-10-21 19:12:51,574 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-10-21 19:12:51,579 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:12:51,583 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:12:51,584 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:12:51,585 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:12:51,592 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:12:51,618 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:12:51,620 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:12:51,626 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:12:51,627 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:12:51,628 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:12:51,629 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:12:51,631 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:12:51,633 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:12:51,634 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:12:51,639 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:12:51,640 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:12:51,641 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:12:51,643 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:12:51,644 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:12:51,649 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:12:51,650 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:12:51,688 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:12:51,689 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:12:51,695 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:12:51,696 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:12:51,698 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:12:51,702 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:12:51,703 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:12:51,730 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:12:51,731 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:12:51,733 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:12:51,734 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:12:51,738 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:12:51,739 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:12:51,740 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:12:51,769 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:12:51,806 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:12:51,807 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:12:51,809 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:12:51,810 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:12:51,848 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:12:51,849 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:12:51,874 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:12:51,892 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:12:52,011 INFO L857 garLoopResultBuilder]: For program point L927(lines 927 934) no Hoare annotation was computed. [2021-10-21 19:12:52,011 INFO L860 garLoopResultBuilder]: At program point L927-1(lines 927 934) the Hoare annotation is: true [2021-10-21 19:12:52,011 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 945) no Hoare annotation was computed. [2021-10-21 19:12:52,012 INFO L853 garLoopResultBuilder]: At program point L696(lines 689 699) the Hoare annotation is: false [2021-10-21 19:12:52,012 INFO L853 garLoopResultBuilder]: At program point L696-1(lines 689 699) the Hoare annotation is: false [2021-10-21 19:12:52,012 INFO L857 garLoopResultBuilder]: For program point L630(lines 630 638) no Hoare annotation was computed. [2021-10-21 19:12:52,013 INFO L853 garLoopResultBuilder]: At program point L696-2(lines 689 699) the Hoare annotation is: false [2021-10-21 19:12:52,013 INFO L857 garLoopResultBuilder]: For program point L630-1(lines 630 638) no Hoare annotation was computed. [2021-10-21 19:12:52,014 INFO L857 garLoopResultBuilder]: For program point L630-2(lines 630 638) no Hoare annotation was computed. [2021-10-21 19:12:52,014 INFO L857 garLoopResultBuilder]: For program point L630-3(lines 630 638) no Hoare annotation was computed. [2021-10-21 19:12:52,014 INFO L857 garLoopResultBuilder]: For program point L630-4(lines 630 638) no Hoare annotation was computed. [2021-10-21 19:12:52,014 INFO L857 garLoopResultBuilder]: For program point L630-5(lines 630 638) no Hoare annotation was computed. [2021-10-21 19:12:52,014 INFO L853 garLoopResultBuilder]: At program point L466(lines 461 469) the Hoare annotation is: false [2021-10-21 19:12:52,015 INFO L853 garLoopResultBuilder]: At program point L466-1(lines 461 469) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0)) [2021-10-21 19:12:52,015 INFO L853 garLoopResultBuilder]: At program point L466-2(lines 461 469) the Hoare annotation is: false [2021-10-21 19:12:52,015 INFO L853 garLoopResultBuilder]: At program point L466-3(lines 461 469) the Hoare annotation is: false [2021-10-21 19:12:52,016 INFO L853 garLoopResultBuilder]: At program point L466-4(lines 461 469) the Hoare annotation is: false [2021-10-21 19:12:52,016 INFO L853 garLoopResultBuilder]: At program point L466-5(lines 461 469) the Hoare annotation is: false [2021-10-21 19:12:52,016 INFO L853 garLoopResultBuilder]: At program point L832(lines 1 948) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0)) [2021-10-21 19:12:52,016 INFO L853 garLoopResultBuilder]: At program point L601(lines 601 607) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0)) [2021-10-21 19:12:52,017 INFO L853 garLoopResultBuilder]: At program point L601-1(lines 601 607) the Hoare annotation is: false [2021-10-21 19:12:52,017 INFO L857 garLoopResultBuilder]: For program point L535(lines 535 541) no Hoare annotation was computed. [2021-10-21 19:12:52,017 INFO L853 garLoopResultBuilder]: At program point L601-2(lines 601 607) the Hoare annotation is: false [2021-10-21 19:12:52,017 INFO L853 garLoopResultBuilder]: At program point L535-1(lines 535 541) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0)) [2021-10-21 19:12:52,017 INFO L857 garLoopResultBuilder]: For program point L768(lines 768 774) no Hoare annotation was computed. [2021-10-21 19:12:52,018 INFO L853 garLoopResultBuilder]: At program point L768-1(lines 768 774) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0)) [2021-10-21 19:12:52,018 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 945) no Hoare annotation was computed. [2021-10-21 19:12:52,018 INFO L860 garLoopResultBuilder]: At program point L936(lines 917 939) the Hoare annotation is: true [2021-10-21 19:12:52,018 INFO L853 garLoopResultBuilder]: At program point L705(lines 700 708) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0) (= |ULTIMATE.start_isPumpRunning_#res| 0)) [2021-10-21 19:12:52,019 INFO L853 garLoopResultBuilder]: At program point L705-1(lines 700 708) the Hoare annotation is: false [2021-10-21 19:12:52,019 INFO L853 garLoopResultBuilder]: At program point L705-2(lines 700 708) the Hoare annotation is: false [2021-10-21 19:12:52,019 INFO L853 garLoopResultBuilder]: At program point L573(lines 524 574) the Hoare annotation is: false [2021-10-21 19:12:52,019 INFO L853 garLoopResultBuilder]: At program point L507(lines 502 510) the Hoare annotation is: false [2021-10-21 19:12:52,020 INFO L853 garLoopResultBuilder]: At program point L507-1(lines 502 510) the Hoare annotation is: false [2021-10-21 19:12:52,020 INFO L857 garLoopResultBuilder]: For program point L441(lines 441 445) no Hoare annotation was computed. [2021-10-21 19:12:52,020 INFO L853 garLoopResultBuilder]: At program point L507-2(lines 502 510) the Hoare annotation is: false [2021-10-21 19:12:52,021 INFO L853 garLoopResultBuilder]: At program point L507-3(lines 502 510) the Hoare annotation is: false [2021-10-21 19:12:52,022 INFO L853 garLoopResultBuilder]: At program point L507-4(lines 502 510) the Hoare annotation is: false [2021-10-21 19:12:52,022 INFO L853 garLoopResultBuilder]: At program point L507-5(lines 502 510) the Hoare annotation is: false [2021-10-21 19:12:52,024 INFO L853 garLoopResultBuilder]: At program point L904(lines 900 906) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= |ULTIMATE.start_valid_product_#res| ~systemActive~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ULTIMATE.start_main_~tmp~8 ~systemActive~0)) [2021-10-21 19:12:52,024 INFO L853 garLoopResultBuilder]: At program point L840(lines 835 843) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= |ULTIMATE.start_valid_product_#res| ~systemActive~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0)) [2021-10-21 19:12:52,027 INFO L857 garLoopResultBuilder]: For program point L545(lines 545 551) no Hoare annotation was computed. [2021-10-21 19:12:52,027 INFO L853 garLoopResultBuilder]: At program point L545-1(lines 545 551) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0)) [2021-10-21 19:12:52,027 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-10-21 19:12:52,027 INFO L857 garLoopResultBuilder]: For program point L945(line 945) no Hoare annotation was computed. [2021-10-21 19:12:52,029 INFO L857 garLoopResultBuilder]: For program point L945-1(line 945) no Hoare annotation was computed. [2021-10-21 19:12:52,029 INFO L857 garLoopResultBuilder]: For program point L945-2(line 945) no Hoare annotation was computed. [2021-10-21 19:12:52,030 INFO L857 garLoopResultBuilder]: For program point L453(lines 453 457) no Hoare annotation was computed. [2021-10-21 19:12:52,030 INFO L857 garLoopResultBuilder]: For program point L652(lines 652 669) no Hoare annotation was computed. [2021-10-21 19:12:52,030 INFO L857 garLoopResultBuilder]: For program point L652-1(lines 652 669) no Hoare annotation was computed. [2021-10-21 19:12:52,030 INFO L857 garLoopResultBuilder]: For program point L652-2(lines 652 669) no Hoare annotation was computed. [2021-10-21 19:12:52,030 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-10-21 19:12:52,031 INFO L857 garLoopResultBuilder]: For program point L555(lines 555 568) no Hoare annotation was computed. [2021-10-21 19:12:52,031 INFO L857 garLoopResultBuilder]: For program point L754(lines 754 758) no Hoare annotation was computed. [2021-10-21 19:12:52,031 INFO L857 garLoopResultBuilder]: For program point L754-2(lines 754 758) no Hoare annotation was computed. [2021-10-21 19:12:52,031 INFO L857 garLoopResultBuilder]: For program point L754-3(lines 754 758) no Hoare annotation was computed. [2021-10-21 19:12:52,031 INFO L857 garLoopResultBuilder]: For program point L754-5(lines 754 758) no Hoare annotation was computed. [2021-10-21 19:12:52,031 INFO L857 garLoopResultBuilder]: For program point L754-6(lines 754 758) no Hoare annotation was computed. [2021-10-21 19:12:52,032 INFO L857 garLoopResultBuilder]: For program point L754-8(lines 754 758) no Hoare annotation was computed. [2021-10-21 19:12:52,032 INFO L857 garLoopResultBuilder]: For program point L754-9(lines 754 758) no Hoare annotation was computed. [2021-10-21 19:12:52,034 INFO L857 garLoopResultBuilder]: For program point L754-11(lines 754 758) no Hoare annotation was computed. [2021-10-21 19:12:52,037 INFO L857 garLoopResultBuilder]: For program point L754-12(lines 754 758) no Hoare annotation was computed. [2021-10-21 19:12:52,040 INFO L857 garLoopResultBuilder]: For program point L754-14(lines 754 758) no Hoare annotation was computed. [2021-10-21 19:12:52,040 INFO L857 garLoopResultBuilder]: For program point L754-15(lines 754 758) no Hoare annotation was computed. [2021-10-21 19:12:52,040 INFO L857 garLoopResultBuilder]: For program point L754-17(lines 754 758) no Hoare annotation was computed. [2021-10-21 19:12:52,041 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-10-21 19:12:52,041 INFO L857 garLoopResultBuilder]: For program point L656(lines 656 664) no Hoare annotation was computed. [2021-10-21 19:12:52,041 INFO L857 garLoopResultBuilder]: For program point L656-1(lines 656 664) no Hoare annotation was computed. [2021-10-21 19:12:52,041 INFO L857 garLoopResultBuilder]: For program point L656-2(lines 656 664) no Hoare annotation was computed. [2021-10-21 19:12:52,041 INFO L857 garLoopResultBuilder]: For program point L789(lines 789 802) no Hoare annotation was computed. [2021-10-21 19:12:52,042 INFO L853 garLoopResultBuilder]: At program point L789-1(lines 1 948) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0)) [2021-10-21 19:12:52,042 INFO L857 garLoopResultBuilder]: For program point L789-2(lines 789 802) no Hoare annotation was computed. [2021-10-21 19:12:52,042 INFO L853 garLoopResultBuilder]: At program point L789-3(lines 1 948) the Hoare annotation is: false [2021-10-21 19:12:52,042 INFO L857 garLoopResultBuilder]: For program point L789-4(lines 789 802) no Hoare annotation was computed. [2021-10-21 19:12:52,042 INFO L853 garLoopResultBuilder]: At program point L789-5(lines 1 948) the Hoare annotation is: false [2021-10-21 19:12:52,042 INFO L853 garLoopResultBuilder]: At program point L856-2(lines 856 870) the Hoare annotation is: false [2021-10-21 19:12:52,043 INFO L857 garLoopResultBuilder]: For program point L526(lines 525 572) no Hoare annotation was computed. [2021-10-21 19:12:52,044 INFO L857 garLoopResultBuilder]: For program point L857(line 857) no Hoare annotation was computed. [2021-10-21 19:12:52,044 INFO L857 garLoopResultBuilder]: For program point L626(lines 626 643) no Hoare annotation was computed. [2021-10-21 19:12:52,044 INFO L857 garLoopResultBuilder]: For program point L626-1(lines 626 643) no Hoare annotation was computed. [2021-10-21 19:12:52,044 INFO L857 garLoopResultBuilder]: For program point L626-2(lines 626 643) no Hoare annotation was computed. [2021-10-21 19:12:52,044 INFO L857 garLoopResultBuilder]: For program point L527(lines 527 531) no Hoare annotation was computed. [2021-10-21 19:12:52,045 INFO L857 garLoopResultBuilder]: For program point L626-3(lines 626 643) no Hoare annotation was computed. [2021-10-21 19:12:52,045 INFO L857 garLoopResultBuilder]: For program point L626-4(lines 626 643) no Hoare annotation was computed. [2021-10-21 19:12:52,045 INFO L857 garLoopResultBuilder]: For program point L626-5(lines 626 643) no Hoare annotation was computed. [2021-10-21 19:12:52,045 INFO L857 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-10-21 19:12:52,045 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 945) no Hoare annotation was computed. [2021-10-21 19:12:52,046 INFO L853 garLoopResultBuilder]: At program point L594(lines 593 612) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0)) [2021-10-21 19:12:52,046 INFO L857 garLoopResultBuilder]: For program point L561(lines 561 567) no Hoare annotation was computed. [2021-10-21 19:12:52,046 INFO L857 garLoopResultBuilder]: For program point L594-1(lines 594 600) no Hoare annotation was computed. [2021-10-21 19:12:52,046 INFO L853 garLoopResultBuilder]: At program point L561-1(lines 594 600) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0)) [2021-10-21 19:12:52,046 INFO L853 garLoopResultBuilder]: At program point L594-2(lines 593 612) the Hoare annotation is: false [2021-10-21 19:12:52,046 INFO L853 garLoopResultBuilder]: At program point L594-3(lines 593 612) the Hoare annotation is: false [2021-10-21 19:12:52,047 INFO L857 garLoopResultBuilder]: For program point L429(lines 429 433) no Hoare annotation was computed. [2021-10-21 19:12:52,047 INFO L857 garLoopResultBuilder]: For program point L429-3(lines 429 433) no Hoare annotation was computed. [2021-10-21 19:12:52,047 INFO L857 garLoopResultBuilder]: For program point L429-6(lines 429 433) no Hoare annotation was computed. [2021-10-21 19:12:52,047 INFO L857 garLoopResultBuilder]: For program point L793(lines 793 799) no Hoare annotation was computed. [2021-10-21 19:12:52,050 INFO L853 garLoopResultBuilder]: At program point L760(lines 745 763) the Hoare annotation is: false [2021-10-21 19:12:52,051 INFO L853 garLoopResultBuilder]: At program point L760-1(lines 745 763) the Hoare annotation is: false [2021-10-21 19:12:52,051 INFO L857 garLoopResultBuilder]: For program point L793-2(lines 793 799) no Hoare annotation was computed. [2021-10-21 19:12:52,051 INFO L853 garLoopResultBuilder]: At program point L760-2(lines 745 763) the Hoare annotation is: false [2021-10-21 19:12:52,051 INFO L853 garLoopResultBuilder]: At program point L760-3(lines 745 763) the Hoare annotation is: false [2021-10-21 19:12:52,051 INFO L857 garLoopResultBuilder]: For program point L793-4(lines 793 799) no Hoare annotation was computed. [2021-10-21 19:12:52,052 INFO L853 garLoopResultBuilder]: At program point L760-4(lines 745 763) the Hoare annotation is: false [2021-10-21 19:12:52,052 INFO L853 garLoopResultBuilder]: At program point L760-5(lines 745 763) the Hoare annotation is: false [2021-10-21 19:12:52,052 INFO L857 garLoopResultBuilder]: For program point L860(lines 860 864) no Hoare annotation was computed. [2021-10-21 19:12:52,052 INFO L857 garLoopResultBuilder]: For program point L860-1(lines 594 600) no Hoare annotation was computed. [2021-10-21 19:12:52,060 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-10-21 19:12:52,096 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 21.10 07:12:52 BoogieIcfgContainer [2021-10-21 19:12:52,097 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-21 19:12:52,098 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-21 19:12:52,098 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-21 19:12:52,098 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-21 19:12:52,099 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.10 07:12:49" (3/4) ... [2021-10-21 19:12:52,103 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-10-21 19:12:52,125 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2021-10-21 19:12:52,127 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2021-10-21 19:12:52,129 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2021-10-21 19:12:52,130 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-10-21 19:12:52,131 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-10-21 19:12:52,133 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-21 19:12:52,134 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-21 19:12:52,169 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((pumpRunning == 0 && \result == systemActive) && methaneLevelCritical == 0) && 1 == systemActive [2021-10-21 19:12:52,169 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((pumpRunning == 0 && \result == systemActive) && methaneLevelCritical == 0) && 1 == systemActive) && tmp == systemActive [2021-10-21 19:12:52,178 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (splverifierCounter == 0 && pumpRunning == 0) && \result == 0 [2021-10-21 19:12:52,264 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ef80d8-81fb-4bc1-b3a4-ffac001b2394/bin/uautomizer-j4sWxH34Be/witness.graphml [2021-10-21 19:12:52,265 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-21 19:12:52,268 INFO L168 Benchmark]: Toolchain (without parser) took 4920.30 ms. Allocated memory was 79.7 MB in the beginning and 134.2 MB in the end (delta: 54.5 MB). Free memory was 43.9 MB in the beginning and 66.1 MB in the end (delta: -22.2 MB). Peak memory consumption was 33.2 MB. Max. memory is 16.1 GB. [2021-10-21 19:12:52,268 INFO L168 Benchmark]: CDTParser took 0.33 ms. Allocated memory is still 79.7 MB. Free memory was 61.2 MB in the beginning and 61.1 MB in the end (delta: 69.9 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-21 19:12:52,270 INFO L168 Benchmark]: CACSL2BoogieTranslator took 737.85 ms. Allocated memory was 79.7 MB in the beginning and 111.1 MB in the end (delta: 31.5 MB). Free memory was 43.7 MB in the beginning and 79.9 MB in the end (delta: -36.2 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. [2021-10-21 19:12:52,270 INFO L168 Benchmark]: Boogie Procedure Inliner took 86.48 ms. Allocated memory is still 111.1 MB. Free memory was 79.9 MB in the beginning and 76.2 MB in the end (delta: 3.6 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-10-21 19:12:52,271 INFO L168 Benchmark]: Boogie Preprocessor took 99.25 ms. Allocated memory is still 111.1 MB. Free memory was 76.2 MB in the beginning and 73.6 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-21 19:12:52,272 INFO L168 Benchmark]: RCFGBuilder took 1289.90 ms. Allocated memory is still 111.1 MB. Free memory was 73.6 MB in the beginning and 77.8 MB in the end (delta: -4.2 MB). Peak memory consumption was 41.6 MB. Max. memory is 16.1 GB. [2021-10-21 19:12:52,272 INFO L168 Benchmark]: TraceAbstraction took 2528.97 ms. Allocated memory was 111.1 MB in the beginning and 134.2 MB in the end (delta: 23.1 MB). Free memory was 77.8 MB in the beginning and 74.5 MB in the end (delta: 3.3 MB). Peak memory consumption was 27.3 MB. Max. memory is 16.1 GB. [2021-10-21 19:12:52,273 INFO L168 Benchmark]: Witness Printer took 167.40 ms. Allocated memory is still 134.2 MB. Free memory was 74.5 MB in the beginning and 66.1 MB in the end (delta: 8.4 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-10-21 19:12:52,276 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33 ms. Allocated memory is still 79.7 MB. Free memory was 61.2 MB in the beginning and 61.1 MB in the end (delta: 69.9 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 737.85 ms. Allocated memory was 79.7 MB in the beginning and 111.1 MB in the end (delta: 31.5 MB). Free memory was 43.7 MB in the beginning and 79.9 MB in the end (delta: -36.2 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 86.48 ms. Allocated memory is still 111.1 MB. Free memory was 79.9 MB in the beginning and 76.2 MB in the end (delta: 3.6 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 99.25 ms. Allocated memory is still 111.1 MB. Free memory was 76.2 MB in the beginning and 73.6 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 1289.90 ms. Allocated memory is still 111.1 MB. Free memory was 73.6 MB in the beginning and 77.8 MB in the end (delta: -4.2 MB). Peak memory consumption was 41.6 MB. Max. memory is 16.1 GB. * TraceAbstraction took 2528.97 ms. Allocated memory was 111.1 MB in the beginning and 134.2 MB in the end (delta: 23.1 MB). Free memory was 77.8 MB in the beginning and 74.5 MB in the end (delta: 3.3 MB). Peak memory consumption was 27.3 MB. Max. memory is 16.1 GB. * Witness Printer took 167.40 ms. Allocated memory is still 134.2 MB. Free memory was 74.5 MB in the beginning and 66.1 MB in the end (delta: 8.4 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0ms ErrorAutomatonConstructionTimeTotal, 0.0ms FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0ms ErrorAutomatonConstructionTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 945]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 945]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 945]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 107 locations, 3 error locations. Started 1 CEGAR loops. OverallTime: 2391.6ms, OverallIterations: 5, TraceHistogramMax: 1, EmptinessCheckTime: 43.5ms, AutomataDifference: 640.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 438.4ms, InitialAbstractionConstructionTime: 21.5ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: 432 SDtfs, 659 SDslu, 622 SDs, 0 SdLazy, 80 SolverSat, 14 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 271.8ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 26 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 137.9ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=116occurred in iteration=4, InterpolantAutomatonStates: 24, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: 119.0ms AutomataMinimizationTime, 5 MinimizatonAttempts, 178 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: 0.0ms HoareAnnotationTime, 44 LocationsWithAnnotation, 44 PreInvPairs, 130 NumberOfFragments, 137 HoareAnnotationTreeSize, 44 FomulaSimplifications, 4534 FormulaSimplificationTreeSizeReduction, 314.6ms HoareSimplificationTime, 44 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 108.7ms HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 37.3ms SsaConstructionTime, 275.6ms SatisfiabilityAnalysisTime, 548.5ms InterpolantComputationTime, 104 NumberOfCodeBlocks, 104 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 99 ConstructedInterpolants, 0 QuantifiedInterpolants, 230 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 5 InterpolantComputations, 5 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 3 specifications checked. All of them hold - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (pumpRunning == 0 && methaneLevelCritical == 0) && 1 == systemActive - InvariantResult [Line: 835]: Loop Invariant Derived loop invariant: ((pumpRunning == 0 && \result == systemActive) && methaneLevelCritical == 0) && 1 == systemActive - InvariantResult [Line: 502]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 745]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 917]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 461]: Loop Invariant Derived loop invariant: splverifierCounter == 0 && pumpRunning == 0 - InvariantResult [Line: 689]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 700]: Loop Invariant Derived loop invariant: (splverifierCounter == 0 && pumpRunning == 0) && \result == 0 - InvariantResult [Line: 745]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 745]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 856]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 601]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 593]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 689]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 927]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 461]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 461]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 502]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 745]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 461]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 535]: Loop Invariant Derived loop invariant: splverifierCounter == 0 && pumpRunning == 0 - InvariantResult [Line: 502]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 524]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 700]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 502]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 745]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: splverifierCounter == 0 && pumpRunning == 0 - InvariantResult [Line: 689]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 502]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 900]: Loop Invariant Derived loop invariant: (((pumpRunning == 0 && \result == systemActive) && methaneLevelCritical == 0) && 1 == systemActive) && tmp == systemActive - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 700]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 601]: Loop Invariant Derived loop invariant: splverifierCounter == 0 && pumpRunning == 0 - InvariantResult [Line: 593]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 594]: Loop Invariant Derived loop invariant: splverifierCounter == 0 && pumpRunning == 0 - InvariantResult [Line: 502]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 461]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 461]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 545]: Loop Invariant Derived loop invariant: splverifierCounter == 0 && pumpRunning == 0 - InvariantResult [Line: 601]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 593]: Loop Invariant Derived loop invariant: splverifierCounter == 0 && pumpRunning == 0 - InvariantResult [Line: 768]: Loop Invariant Derived loop invariant: splverifierCounter == 0 && pumpRunning == 0 - InvariantResult [Line: 745]: Loop Invariant Derived loop invariant: 0 RESULT: Ultimate proved your program to be correct! [2021-10-21 19:12:52,356 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ef80d8-81fb-4bc1-b3a4-ffac001b2394/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...