./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec5_product04.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 57096758 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95498ac3-884e-42a8-b3e2-a0bf3bcc929c/bin/utaipan-mTDlp9Zugs/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95498ac3-884e-42a8-b3e2-a0bf3bcc929c/bin/utaipan-mTDlp9Zugs/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95498ac3-884e-42a8-b3e2-a0bf3bcc929c/bin/utaipan-mTDlp9Zugs/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95498ac3-884e-42a8-b3e2-a0bf3bcc929c/bin/utaipan-mTDlp9Zugs/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec5_product04.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95498ac3-884e-42a8-b3e2-a0bf3bcc929c/bin/utaipan-mTDlp9Zugs/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95498ac3-884e-42a8-b3e2-a0bf3bcc929c/bin/utaipan-mTDlp9Zugs --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 Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash de62a534485efdf3a7ddf16105111f195e7889c3 ............................................................................................................................................ Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95498ac3-884e-42a8-b3e2-a0bf3bcc929c/bin/utaipan-mTDlp9Zugs/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95498ac3-884e-42a8-b3e2-a0bf3bcc929c/bin/utaipan-mTDlp9Zugs/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95498ac3-884e-42a8-b3e2-a0bf3bcc929c/bin/utaipan-mTDlp9Zugs/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95498ac3-884e-42a8-b3e2-a0bf3bcc929c/bin/utaipan-mTDlp9Zugs/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec5_product04.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95498ac3-884e-42a8-b3e2-a0bf3bcc929c/bin/utaipan-mTDlp9Zugs/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95498ac3-884e-42a8-b3e2-a0bf3bcc929c/bin/utaipan-mTDlp9Zugs --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 Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash de62a534485efdf3a7ddf16105111f195e7889c3 ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.1-dev-5709675 [2021-10-16 02:35:42,545 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-16 02:35:42,549 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-16 02:35:42,603 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-16 02:35:42,605 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-16 02:35:42,610 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-16 02:35:42,611 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-16 02:35:42,613 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-16 02:35:42,614 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-16 02:35:42,615 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-16 02:35:42,617 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-16 02:35:42,618 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-16 02:35:42,618 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-16 02:35:42,620 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-16 02:35:42,621 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-16 02:35:42,623 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-16 02:35:42,624 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-16 02:35:42,625 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-16 02:35:42,627 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-16 02:35:42,630 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-16 02:35:42,632 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-16 02:35:42,634 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-16 02:35:42,636 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-16 02:35:42,637 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-16 02:35:42,641 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-16 02:35:42,642 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-16 02:35:42,642 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-16 02:35:42,643 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-16 02:35:42,644 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-16 02:35:42,645 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-16 02:35:42,646 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-16 02:35:42,647 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-16 02:35:42,647 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-16 02:35:42,649 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-16 02:35:42,652 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-16 02:35:42,652 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-16 02:35:42,655 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-16 02:35:42,656 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-16 02:35:42,657 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-16 02:35:42,658 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-16 02:35:42,659 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-16 02:35:42,660 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95498ac3-884e-42a8-b3e2-a0bf3bcc929c/bin/utaipan-mTDlp9Zugs/config/svcomp-Reach-32bit-Taipan_Default.epf [2021-10-16 02:35:42,719 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-16 02:35:42,719 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-16 02:35:42,720 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-16 02:35:42,721 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-16 02:35:42,722 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-16 02:35:42,722 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-16 02:35:42,722 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-10-16 02:35:42,722 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-16 02:35:42,726 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-16 02:35:42,726 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-10-16 02:35:42,726 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-10-16 02:35:42,726 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-16 02:35:42,726 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-10-16 02:35:42,727 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-10-16 02:35:42,727 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-10-16 02:35:42,728 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-16 02:35:42,728 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-16 02:35:42,728 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-16 02:35:42,728 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-16 02:35:42,728 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-16 02:35:42,729 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-16 02:35:42,729 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-16 02:35:42,729 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-16 02:35:42,729 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-16 02:35:42,729 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-16 02:35:42,729 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-16 02:35:42,730 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-16 02:35:42,730 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-16 02:35:42,730 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-16 02:35:42,730 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-16 02:35:42,731 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-16 02:35:42,731 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-16 02:35:42,731 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-16 02:35:42,731 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-16 02:35:42,732 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-10-16 02:35:42,732 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-16 02:35:42,732 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-16 02:35:42,732 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-16 02:35:42,733 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-16 02:35:42,733 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES 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_95498ac3-884e-42a8-b3e2-a0bf3bcc929c/bin/utaipan-mTDlp9Zugs/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95498ac3-884e-42a8-b3e2-a0bf3bcc929c/bin/utaipan-mTDlp9Zugs Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> de62a534485efdf3a7ddf16105111f195e7889c3 [2021-10-16 02:35:42,983 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-16 02:35:43,008 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-16 02:35:43,010 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-16 02:35:43,012 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-16 02:35:43,013 INFO L275 PluginConnector]: CDTParser initialized [2021-10-16 02:35:43,014 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95498ac3-884e-42a8-b3e2-a0bf3bcc929c/bin/utaipan-mTDlp9Zugs/../../sv-benchmarks/c/product-lines/minepump_spec5_product04.cil.c [2021-10-16 02:35:43,118 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95498ac3-884e-42a8-b3e2-a0bf3bcc929c/bin/utaipan-mTDlp9Zugs/data/46ab3183f/4eb3da6a576845d6bdc0bba17a9d9e4c/FLAG946cc8557 [2021-10-16 02:35:43,605 INFO L306 CDTParser]: Found 1 translation units. [2021-10-16 02:35:43,610 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95498ac3-884e-42a8-b3e2-a0bf3bcc929c/sv-benchmarks/c/product-lines/minepump_spec5_product04.cil.c [2021-10-16 02:35:43,627 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95498ac3-884e-42a8-b3e2-a0bf3bcc929c/bin/utaipan-mTDlp9Zugs/data/46ab3183f/4eb3da6a576845d6bdc0bba17a9d9e4c/FLAG946cc8557 [2021-10-16 02:35:43,946 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95498ac3-884e-42a8-b3e2-a0bf3bcc929c/bin/utaipan-mTDlp9Zugs/data/46ab3183f/4eb3da6a576845d6bdc0bba17a9d9e4c [2021-10-16 02:35:43,948 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-16 02:35:43,950 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-16 02:35:43,956 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-16 02:35:43,956 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-16 02:35:43,960 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-16 02:35:43,961 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.10 02:35:43" (1/1) ... [2021-10-16 02:35:43,963 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@f9427a9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 02:35:43, skipping insertion in model container [2021-10-16 02:35:43,964 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.10 02:35:43" (1/1) ... [2021-10-16 02:35:43,973 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-16 02:35:44,044 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-16 02:35:44,402 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_95498ac3-884e-42a8-b3e2-a0bf3bcc929c/sv-benchmarks/c/product-lines/minepump_spec5_product04.cil.c[16991,17004] [2021-10-16 02:35:44,415 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-16 02:35:44,431 ERROR L326 MainTranslator]: Unsupported Syntax: Found a cast between two array/pointer types where the value type is smaller than the cast-to type while using memory model HoenickeLindenmann_Original (while Not using bitvector translation) [2021-10-16 02:35:44,432 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@7ec72492 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 02:35:44, skipping insertion in model container [2021-10-16 02:35:44,432 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-16 02:35:44,433 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-10-16 02:35:44,435 INFO L168 Benchmark]: Toolchain (without parser) took 483.59 ms. Allocated memory is still 138.4 MB. Free memory was 102.4 MB in the beginning and 111.7 MB in the end (delta: -9.3 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-10-16 02:35:44,437 INFO L168 Benchmark]: CDTParser took 4.33 ms. Allocated memory is still 81.8 MB. Free memory was 53.1 MB in the beginning and 53.1 MB in the end (delta: 29.4 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-16 02:35:44,439 INFO L168 Benchmark]: CACSL2BoogieTranslator took 476.89 ms. Allocated memory is still 138.4 MB. Free memory was 102.4 MB in the beginning and 111.7 MB in the end (delta: -9.3 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-10-16 02:35:44,442 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 4.33 ms. Allocated memory is still 81.8 MB. Free memory was 53.1 MB in the beginning and 53.1 MB in the end (delta: 29.4 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 476.89 ms. Allocated memory is still 138.4 MB. Free memory was 102.4 MB in the beginning and 111.7 MB in the end (delta: -9.3 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 344]: Unsupported Syntax Found a cast between two array/pointer types where the value type is smaller than the cast-to type while using memory model HoenickeLindenmann_Original (while Not using bitvector translation) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.2.1-dev-5709675 [2021-10-16 02:35:47,019 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-16 02:35:47,022 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-16 02:35:47,061 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-16 02:35:47,062 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-16 02:35:47,064 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-16 02:35:47,067 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-16 02:35:47,069 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-16 02:35:47,072 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-16 02:35:47,074 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-16 02:35:47,076 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-16 02:35:47,077 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-16 02:35:47,078 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-16 02:35:47,080 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-16 02:35:47,083 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-16 02:35:47,085 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-16 02:35:47,086 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-16 02:35:47,088 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-16 02:35:47,091 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-16 02:35:47,094 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-16 02:35:47,097 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-16 02:35:47,103 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-16 02:35:47,105 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-16 02:35:47,108 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-16 02:35:47,121 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-16 02:35:47,122 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-16 02:35:47,123 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-16 02:35:47,127 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-16 02:35:47,129 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-16 02:35:47,131 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-16 02:35:47,131 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-16 02:35:47,133 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-16 02:35:47,135 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-16 02:35:47,137 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-16 02:35:47,139 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-16 02:35:47,139 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-16 02:35:47,141 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-16 02:35:47,141 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-16 02:35:47,141 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-16 02:35:47,144 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-16 02:35:47,145 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-16 02:35:47,147 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95498ac3-884e-42a8-b3e2-a0bf3bcc929c/bin/utaipan-mTDlp9Zugs/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2021-10-16 02:35:47,201 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-16 02:35:47,202 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-16 02:35:47,204 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-16 02:35:47,204 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-16 02:35:47,204 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-16 02:35:47,205 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-16 02:35:47,205 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-16 02:35:47,205 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-16 02:35:47,206 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-16 02:35:47,207 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-16 02:35:47,209 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-16 02:35:47,209 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-16 02:35:47,209 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-16 02:35:47,210 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-16 02:35:47,210 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-16 02:35:47,210 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-16 02:35:47,210 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-16 02:35:47,211 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-10-16 02:35:47,211 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-10-16 02:35:47,211 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-16 02:35:47,212 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-16 02:35:47,212 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-16 02:35:47,212 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-16 02:35:47,212 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-16 02:35:47,213 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-16 02:35:47,213 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-16 02:35:47,213 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-16 02:35:47,214 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-16 02:35:47,214 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-16 02:35:47,214 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-16 02:35:47,214 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-10-16 02:35:47,215 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-10-16 02:35:47,215 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-16 02:35:47,215 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-16 02:35:47,216 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-16 02:35:47,216 INFO L138 SettingsManager]: * Logic for external solver=AUFBV 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_95498ac3-884e-42a8-b3e2-a0bf3bcc929c/bin/utaipan-mTDlp9Zugs/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95498ac3-884e-42a8-b3e2-a0bf3bcc929c/bin/utaipan-mTDlp9Zugs Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> de62a534485efdf3a7ddf16105111f195e7889c3 [2021-10-16 02:35:47,707 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-16 02:35:47,733 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-16 02:35:47,736 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-16 02:35:47,738 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-16 02:35:47,739 INFO L275 PluginConnector]: CDTParser initialized [2021-10-16 02:35:47,740 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95498ac3-884e-42a8-b3e2-a0bf3bcc929c/bin/utaipan-mTDlp9Zugs/../../sv-benchmarks/c/product-lines/minepump_spec5_product04.cil.c [2021-10-16 02:35:47,827 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95498ac3-884e-42a8-b3e2-a0bf3bcc929c/bin/utaipan-mTDlp9Zugs/data/94dcc817b/c9cb0aef85ea469db9e4dd5d0c449f18/FLAG7c4854fd1 [2021-10-16 02:35:48,646 INFO L306 CDTParser]: Found 1 translation units. [2021-10-16 02:35:48,647 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95498ac3-884e-42a8-b3e2-a0bf3bcc929c/sv-benchmarks/c/product-lines/minepump_spec5_product04.cil.c [2021-10-16 02:35:48,666 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95498ac3-884e-42a8-b3e2-a0bf3bcc929c/bin/utaipan-mTDlp9Zugs/data/94dcc817b/c9cb0aef85ea469db9e4dd5d0c449f18/FLAG7c4854fd1 [2021-10-16 02:35:48,870 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95498ac3-884e-42a8-b3e2-a0bf3bcc929c/bin/utaipan-mTDlp9Zugs/data/94dcc817b/c9cb0aef85ea469db9e4dd5d0c449f18 [2021-10-16 02:35:48,876 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-16 02:35:48,878 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-16 02:35:48,879 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-16 02:35:48,880 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-16 02:35:48,898 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-16 02:35:48,904 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.10 02:35:48" (1/1) ... [2021-10-16 02:35:48,907 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6d6bf61c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 02:35:48, skipping insertion in model container [2021-10-16 02:35:48,907 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.10 02:35:48" (1/1) ... [2021-10-16 02:35:48,918 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-16 02:35:48,965 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-16 02:35:49,452 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_95498ac3-884e-42a8-b3e2-a0bf3bcc929c/sv-benchmarks/c/product-lines/minepump_spec5_product04.cil.c[16991,17004] [2021-10-16 02:35:49,469 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-16 02:35:49,490 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-10-16 02:35:49,514 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-16 02:35:49,639 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_95498ac3-884e-42a8-b3e2-a0bf3bcc929c/sv-benchmarks/c/product-lines/minepump_spec5_product04.cil.c[16991,17004] [2021-10-16 02:35:49,643 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-16 02:35:49,657 INFO L203 MainTranslator]: Completed pre-run [2021-10-16 02:35:49,712 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_95498ac3-884e-42a8-b3e2-a0bf3bcc929c/sv-benchmarks/c/product-lines/minepump_spec5_product04.cil.c[16991,17004] [2021-10-16 02:35:49,713 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-16 02:35:49,735 INFO L208 MainTranslator]: Completed translation [2021-10-16 02:35:49,736 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 02:35:49 WrapperNode [2021-10-16 02:35:49,736 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-16 02:35:49,738 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-16 02:35:49,738 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-16 02:35:49,738 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-16 02:35:49,746 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 02:35:49" (1/1) ... [2021-10-16 02:35:49,768 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 02:35:49" (1/1) ... [2021-10-16 02:35:49,818 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-16 02:35:49,821 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-16 02:35:49,822 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-16 02:35:49,822 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-16 02:35:49,832 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 02:35:49" (1/1) ... [2021-10-16 02:35:49,832 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 02:35:49" (1/1) ... [2021-10-16 02:35:49,855 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 02:35:49" (1/1) ... [2021-10-16 02:35:49,855 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 02:35:49" (1/1) ... [2021-10-16 02:35:49,876 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 02:35:49" (1/1) ... [2021-10-16 02:35:49,885 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 02:35:49" (1/1) ... [2021-10-16 02:35:49,900 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 02:35:49" (1/1) ... [2021-10-16 02:35:49,904 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-16 02:35:49,910 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-16 02:35:49,910 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-16 02:35:49,922 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-16 02:35:49,923 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 02:35:49" (1/1) ... [2021-10-16 02:35:49,930 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-16 02:35:49,944 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95498ac3-884e-42a8-b3e2-a0bf3bcc929c/bin/utaipan-mTDlp9Zugs/z3 [2021-10-16 02:35:49,958 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95498ac3-884e-42a8-b3e2-a0bf3bcc929c/bin/utaipan-mTDlp9Zugs/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-10-16 02:35:49,976 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95498ac3-884e-42a8-b3e2-a0bf3bcc929c/bin/utaipan-mTDlp9Zugs/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-10-16 02:35:50,010 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-16 02:35:50,010 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-10-16 02:35:50,010 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-16 02:35:50,011 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-16 02:35:52,544 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-16 02:35:52,545 INFO L299 CfgBuilder]: Removed 86 assume(true) statements. [2021-10-16 02:35:52,547 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.10 02:35:52 BoogieIcfgContainer [2021-10-16 02:35:52,547 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-16 02:35:52,549 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-16 02:35:52,549 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-16 02:35:52,552 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-16 02:35:52,552 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 16.10 02:35:48" (1/3) ... [2021-10-16 02:35:52,553 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7d3b4187 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.10 02:35:52, skipping insertion in model container [2021-10-16 02:35:52,553 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 02:35:49" (2/3) ... [2021-10-16 02:35:52,554 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7d3b4187 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.10 02:35:52, skipping insertion in model container [2021-10-16 02:35:52,554 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.10 02:35:52" (3/3) ... [2021-10-16 02:35:52,555 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product04.cil.c [2021-10-16 02:35:52,561 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-16 02:35:52,562 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2021-10-16 02:35:52,611 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-10-16 02:35:52,617 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, mConcurrency=FINITE_AUTOMATA, 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 [2021-10-16 02:35:52,617 INFO L340 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2021-10-16 02:35:52,633 INFO L276 IsEmpty]: Start isEmpty. Operand has 68 states, 64 states have (on average 1.546875) internal successors, (99), 67 states have internal predecessors, (99), 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) [2021-10-16 02:35:52,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-10-16 02:35:52,639 INFO L504 BasicCegarLoop]: Found error trace [2021-10-16 02:35:52,640 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-16 02:35:52,641 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-16 02:35:52,646 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-16 02:35:52,646 INFO L82 PathProgramCache]: Analyzing trace with hash 21578229, now seen corresponding path program 1 times [2021-10-16 02:35:52,660 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-16 02:35:52,661 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1301112222] [2021-10-16 02:35:52,661 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-16 02:35:52,662 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-16 02:35:52,662 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95498ac3-884e-42a8-b3e2-a0bf3bcc929c/bin/utaipan-mTDlp9Zugs/mathsat [2021-10-16 02:35:52,666 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95498ac3-884e-42a8-b3e2-a0bf3bcc929c/bin/utaipan-mTDlp9Zugs/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-16 02:35:52,673 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95498ac3-884e-42a8-b3e2-a0bf3bcc929c/bin/utaipan-mTDlp9Zugs/mathsat -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2021-10-16 02:35:52,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-16 02:35:52,898 INFO L263 TraceCheckSpWp]: Trace formula consists of 195 conjuncts, 1 conjunts are in the unsatisfiable core [2021-10-16 02:35:52,903 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-16 02:35:53,034 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-16 02:35:53,034 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-16 02:35:53,130 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-16 02:35:53,131 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-16 02:35:53,131 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1301112222] [2021-10-16 02:35:53,132 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1301112222] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-16 02:35:53,132 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-16 02:35:53,132 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 2 [2021-10-16 02:35:53,134 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2050076809] [2021-10-16 02:35:53,139 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-10-16 02:35:53,139 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-16 02:35:53,152 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-10-16 02:35:53,153 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-16 02:35:53,155 INFO L87 Difference]: Start difference. First operand has 68 states, 64 states have (on average 1.546875) internal successors, (99), 67 states have internal predecessors, (99), 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 9.5) internal successors, (19), 2 states have internal predecessors, (19), 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) [2021-10-16 02:35:53,178 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-16 02:35:53,178 INFO L93 Difference]: Finished difference Result 129 states and 190 transitions. [2021-10-16 02:35:53,178 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-16 02:35:53,180 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 9.5) internal successors, (19), 2 states have internal predecessors, (19), 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 19 [2021-10-16 02:35:53,180 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-16 02:35:53,190 INFO L225 Difference]: With dead ends: 129 [2021-10-16 02:35:53,191 INFO L226 Difference]: Without dead ends: 64 [2021-10-16 02:35:53,198 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 36 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1ms TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-16 02:35:53,215 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 64 states. [2021-10-16 02:35:53,251 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 64 to 64. [2021-10-16 02:35:53,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 64 states, 61 states have (on average 1.4262295081967213) internal successors, (87), 63 states have internal predecessors, (87), 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) [2021-10-16 02:35:53,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 64 states and 87 transitions. [2021-10-16 02:35:53,262 INFO L78 Accepts]: Start accepts. Automaton has 64 states and 87 transitions. Word has length 19 [2021-10-16 02:35:53,262 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-16 02:35:53,263 INFO L470 AbstractCegarLoop]: Abstraction has 64 states and 87 transitions. [2021-10-16 02:35:53,263 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 9.5) internal successors, (19), 2 states have internal predecessors, (19), 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) [2021-10-16 02:35:53,263 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 87 transitions. [2021-10-16 02:35:53,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-10-16 02:35:53,265 INFO L504 BasicCegarLoop]: Found error trace [2021-10-16 02:35:53,266 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] [2021-10-16 02:35:53,283 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95498ac3-884e-42a8-b3e2-a0bf3bcc929c/bin/utaipan-mTDlp9Zugs/mathsat -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2021-10-16 02:35:53,479 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95498ac3-884e-42a8-b3e2-a0bf3bcc929c/bin/utaipan-mTDlp9Zugs/mathsat -unsat_core_generation=3 [2021-10-16 02:35:53,480 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-16 02:35:53,481 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-16 02:35:53,481 INFO L82 PathProgramCache]: Analyzing trace with hash 1827597782, now seen corresponding path program 1 times [2021-10-16 02:35:53,482 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-16 02:35:53,482 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2115657162] [2021-10-16 02:35:53,482 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-16 02:35:53,482 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-16 02:35:53,483 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95498ac3-884e-42a8-b3e2-a0bf3bcc929c/bin/utaipan-mTDlp9Zugs/mathsat [2021-10-16 02:35:53,484 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95498ac3-884e-42a8-b3e2-a0bf3bcc929c/bin/utaipan-mTDlp9Zugs/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-16 02:35:53,496 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95498ac3-884e-42a8-b3e2-a0bf3bcc929c/bin/utaipan-mTDlp9Zugs/mathsat -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2021-10-16 02:35:53,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-16 02:35:53,685 INFO L263 TraceCheckSpWp]: Trace formula consists of 196 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-16 02:35:53,687 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-16 02:35:53,764 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-16 02:35:53,764 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-16 02:35:53,841 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-16 02:35:53,841 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-16 02:35:53,842 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2115657162] [2021-10-16 02:35:53,842 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2115657162] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-16 02:35:53,842 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-16 02:35:53,842 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 4 [2021-10-16 02:35:53,843 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [170046799] [2021-10-16 02:35:53,844 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-10-16 02:35:53,844 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-16 02:35:53,845 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-16 02:35:53,846 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-10-16 02:35:53,846 INFO L87 Difference]: Start difference. First operand 64 states and 87 transitions. Second operand has 4 states, 4 states have (on average 5.75) internal successors, (23), 4 states have internal predecessors, (23), 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) [2021-10-16 02:35:53,874 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-16 02:35:53,874 INFO L93 Difference]: Finished difference Result 64 states and 87 transitions. [2021-10-16 02:35:53,875 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-16 02:35:53,875 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 5.75) internal successors, (23), 4 states have internal predecessors, (23), 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 20 [2021-10-16 02:35:53,875 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-16 02:35:53,876 INFO L225 Difference]: With dead ends: 64 [2021-10-16 02:35:53,876 INFO L226 Difference]: Without dead ends: 33 [2021-10-16 02:35:53,877 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 36 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 11.2ms TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-10-16 02:35:53,878 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 33 states. [2021-10-16 02:35:53,881 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 33 to 33. [2021-10-16 02:35:53,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 33 states, 32 states have (on average 1.40625) internal successors, (45), 32 states have internal predecessors, (45), 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) [2021-10-16 02:35:53,899 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 33 states and 45 transitions. [2021-10-16 02:35:53,899 INFO L78 Accepts]: Start accepts. Automaton has 33 states and 45 transitions. Word has length 20 [2021-10-16 02:35:53,899 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-16 02:35:53,900 INFO L470 AbstractCegarLoop]: Abstraction has 33 states and 45 transitions. [2021-10-16 02:35:53,900 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 5.75) internal successors, (23), 4 states have internal predecessors, (23), 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) [2021-10-16 02:35:53,900 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 45 transitions. [2021-10-16 02:35:53,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-10-16 02:35:53,901 INFO L504 BasicCegarLoop]: Found error trace [2021-10-16 02:35:53,901 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, 1] [2021-10-16 02:35:53,927 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95498ac3-884e-42a8-b3e2-a0bf3bcc929c/bin/utaipan-mTDlp9Zugs/mathsat -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2021-10-16 02:35:54,118 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95498ac3-884e-42a8-b3e2-a0bf3bcc929c/bin/utaipan-mTDlp9Zugs/mathsat -unsat_core_generation=3 [2021-10-16 02:35:54,119 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-16 02:35:54,120 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-16 02:35:54,120 INFO L82 PathProgramCache]: Analyzing trace with hash 1851133765, now seen corresponding path program 1 times [2021-10-16 02:35:54,120 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-16 02:35:54,121 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1553809086] [2021-10-16 02:35:54,121 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-16 02:35:54,121 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-16 02:35:54,121 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95498ac3-884e-42a8-b3e2-a0bf3bcc929c/bin/utaipan-mTDlp9Zugs/mathsat [2021-10-16 02:35:54,126 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95498ac3-884e-42a8-b3e2-a0bf3bcc929c/bin/utaipan-mTDlp9Zugs/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-16 02:35:54,167 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95498ac3-884e-42a8-b3e2-a0bf3bcc929c/bin/utaipan-mTDlp9Zugs/mathsat -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2021-10-16 02:35:54,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-16 02:35:54,375 INFO L263 TraceCheckSpWp]: Trace formula consists of 203 conjuncts, 5 conjunts are in the unsatisfiable core [2021-10-16 02:35:54,377 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-16 02:35:54,510 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-16 02:35:54,510 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-16 02:35:54,599 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-16 02:35:54,599 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-16 02:35:54,600 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1553809086] [2021-10-16 02:35:54,600 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1553809086] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-16 02:35:54,600 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-16 02:35:54,600 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 5 [2021-10-16 02:35:54,601 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1670569736] [2021-10-16 02:35:54,601 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-16 02:35:54,602 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-16 02:35:54,602 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-16 02:35:54,603 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-16 02:35:54,603 INFO L87 Difference]: Start difference. First operand 33 states and 45 transitions. Second operand has 5 states, 5 states have (on average 5.2) internal successors, (26), 5 states have internal predecessors, (26), 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) [2021-10-16 02:35:54,721 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-16 02:35:54,721 INFO L93 Difference]: Finished difference Result 87 states and 126 transitions. [2021-10-16 02:35:54,722 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-16 02:35:54,722 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 5.2) internal successors, (26), 5 states have internal predecessors, (26), 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 26 [2021-10-16 02:35:54,722 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-16 02:35:54,723 INFO L225 Difference]: With dead ends: 87 [2021-10-16 02:35:54,723 INFO L226 Difference]: Without dead ends: 0 [2021-10-16 02:35:54,724 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 54 GetRequests, 49 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 46.1ms TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-10-16 02:35:54,724 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-10-16 02:35:54,724 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-10-16 02:35:54,724 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) [2021-10-16 02:35:54,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-10-16 02:35:54,724 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 26 [2021-10-16 02:35:54,725 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-16 02:35:54,725 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-16 02:35:54,725 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 5.2) internal successors, (26), 5 states have internal predecessors, (26), 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) [2021-10-16 02:35:54,725 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-10-16 02:35:54,725 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-10-16 02:35:54,732 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-10-16 02:35:54,734 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION [2021-10-16 02:35:54,734 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION [2021-10-16 02:35:54,752 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95498ac3-884e-42a8-b3e2-a0bf3bcc929c/bin/utaipan-mTDlp9Zugs/mathsat -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2021-10-16 02:35:54,952 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95498ac3-884e-42a8-b3e2-a0bf3bcc929c/bin/utaipan-mTDlp9Zugs/mathsat -unsat_core_generation=3 [2021-10-16 02:35:54,953 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-10-16 02:35:54,956 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-16 02:35:54,989 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-16 02:35:54,991 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-16 02:35:54,992 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-16 02:35:54,997 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-16 02:35:54,999 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-16 02:35:55,004 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-16 02:35:55,005 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-16 02:35:55,006 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-16 02:35:55,007 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-16 02:35:55,009 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-16 02:35:55,014 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-16 02:35:55,019 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-16 02:35:55,021 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-16 02:35:55,022 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-16 02:35:55,027 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-16 02:35:55,028 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-16 02:35:55,029 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-16 02:35:55,034 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-16 02:35:55,035 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-16 02:35:55,036 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-16 02:35:55,040 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-16 02:35:55,042 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-16 02:35:55,044 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-16 02:35:55,045 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-16 02:35:55,046 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-16 02:35:55,047 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-16 02:35:55,048 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-16 02:35:55,049 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-16 02:35:55,050 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-16 02:35:55,054 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-16 02:35:55,055 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-16 02:35:55,056 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-16 02:35:55,190 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 866) no Hoare annotation was computed. [2021-10-16 02:35:55,190 INFO L857 garLoopResultBuilder]: For program point L85(lines 85 91) no Hoare annotation was computed. [2021-10-16 02:35:55,190 INFO L857 garLoopResultBuilder]: For program point L85-2(lines 85 91) no Hoare annotation was computed. [2021-10-16 02:35:55,190 INFO L857 garLoopResultBuilder]: For program point L85-4(lines 85 91) no Hoare annotation was computed. [2021-10-16 02:35:55,191 INFO L853 garLoopResultBuilder]: At program point L168(lines 117 169) the Hoare annotation is: false [2021-10-16 02:35:55,191 INFO L853 garLoopResultBuilder]: At program point L69(lines 193 199) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) |ULTIMATE.start_isPumpRunning_#res|) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-16 02:35:55,191 INFO L853 garLoopResultBuilder]: At program point L69-1(lines 193 199) the Hoare annotation is: false [2021-10-16 02:35:55,191 INFO L853 garLoopResultBuilder]: At program point L69-2(lines 193 199) the Hoare annotation is: false [2021-10-16 02:35:55,191 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-10-16 02:35:55,191 INFO L857 garLoopResultBuilder]: For program point L119(lines 118 167) no Hoare annotation was computed. [2021-10-16 02:35:55,192 INFO L853 garLoopResultBuilder]: At program point L252(lines 247 255) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) |ULTIMATE.start_isPumpRunning_#res|) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-16 02:35:55,192 INFO L853 garLoopResultBuilder]: At program point L252-1(lines 247 255) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) |ULTIMATE.start_isPumpRunning_#res|) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-16 02:35:55,192 INFO L853 garLoopResultBuilder]: At program point L252-2(lines 247 255) the Hoare annotation is: false [2021-10-16 02:35:55,192 INFO L853 garLoopResultBuilder]: At program point L252-3(lines 247 255) the Hoare annotation is: false [2021-10-16 02:35:55,192 INFO L857 garLoopResultBuilder]: For program point L120(lines 120 124) no Hoare annotation was computed. [2021-10-16 02:35:55,192 INFO L853 garLoopResultBuilder]: At program point L252-4(lines 247 255) the Hoare annotation is: false [2021-10-16 02:35:55,193 INFO L853 garLoopResultBuilder]: At program point L252-5(lines 247 255) the Hoare annotation is: false [2021-10-16 02:35:55,193 INFO L857 garLoopResultBuilder]: For program point L848(lines 848 855) no Hoare annotation was computed. [2021-10-16 02:35:55,193 INFO L860 garLoopResultBuilder]: At program point L848-1(lines 848 855) the Hoare annotation is: true [2021-10-16 02:35:55,193 INFO L857 garLoopResultBuilder]: For program point L138(lines 138 144) no Hoare annotation was computed. [2021-10-16 02:35:55,193 INFO L853 garLoopResultBuilder]: At program point L138-1(lines 138 144) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-16 02:35:55,193 INFO L857 garLoopResultBuilder]: For program point L700(lines 700 704) no Hoare annotation was computed. [2021-10-16 02:35:55,194 INFO L857 garLoopResultBuilder]: For program point L866(line 866) no Hoare annotation was computed. [2021-10-16 02:35:55,194 INFO L857 garLoopResultBuilder]: For program point L866-1(line 866) no Hoare annotation was computed. [2021-10-16 02:35:55,194 INFO L857 garLoopResultBuilder]: For program point L866-2(line 866) no Hoare annotation was computed. [2021-10-16 02:35:55,194 INFO L857 garLoopResultBuilder]: For program point L156(lines 156 162) no Hoare annotation was computed. [2021-10-16 02:35:55,194 INFO L853 garLoopResultBuilder]: At program point L156-1(lines 1 904) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-16 02:35:55,194 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-10-16 02:35:55,195 INFO L853 garLoopResultBuilder]: At program point L901(lines 896 904) the Hoare annotation is: (= (_ bv0 32) ~pumpRunning~0) [2021-10-16 02:35:55,195 INFO L853 garLoopResultBuilder]: At program point L59(lines 54 61) the Hoare annotation is: (= (_ bv0 32) ~pumpRunning~0) [2021-10-16 02:35:55,195 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 866) no Hoare annotation was computed. [2021-10-16 02:35:55,195 INFO L857 garLoopResultBuilder]: For program point L688(lines 688 692) no Hoare annotation was computed. [2021-10-16 02:35:55,195 INFO L857 garLoopResultBuilder]: For program point L688-3(lines 688 692) no Hoare annotation was computed. [2021-10-16 02:35:55,195 INFO L857 garLoopResultBuilder]: For program point L688-6(lines 688 692) no Hoare annotation was computed. [2021-10-16 02:35:55,196 INFO L853 garLoopResultBuilder]: At program point L193(lines 189 211) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) |ULTIMATE.start_isPumpRunning_#res|) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-16 02:35:55,196 INFO L853 garLoopResultBuilder]: At program point L193-1(lines 189 211) the Hoare annotation is: false [2021-10-16 02:35:55,196 INFO L853 garLoopResultBuilder]: At program point L193-2(lines 189 211) the Hoare annotation is: false [2021-10-16 02:35:55,196 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-10-16 02:35:55,196 INFO L853 garLoopResultBuilder]: At program point L821(lines 817 823) the Hoare annotation is: (= (_ bv0 32) ~pumpRunning~0) [2021-10-16 02:35:55,196 INFO L857 garLoopResultBuilder]: For program point L128(lines 128 134) no Hoare annotation was computed. [2021-10-16 02:35:55,197 INFO L853 garLoopResultBuilder]: At program point L128-1(lines 128 134) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-16 02:35:55,197 INFO L853 garLoopResultBuilder]: At program point L773-2(lines 773 787) the Hoare annotation is: false [2021-10-16 02:35:55,197 INFO L853 garLoopResultBuilder]: At program point L757(lines 752 760) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) |ULTIMATE.start_isPumpRunning_#res|) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-16 02:35:55,197 INFO L853 garLoopResultBuilder]: At program point L757-1(lines 752 760) the Hoare annotation is: false [2021-10-16 02:35:55,197 INFO L853 garLoopResultBuilder]: At program point L757-2(lines 752 760) the Hoare annotation is: false [2021-10-16 02:35:55,198 INFO L857 garLoopResultBuilder]: For program point L80(lines 80 97) no Hoare annotation was computed. [2021-10-16 02:35:55,198 INFO L853 garLoopResultBuilder]: At program point L80-1(lines 1 904) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-16 02:35:55,198 INFO L857 garLoopResultBuilder]: For program point L80-2(lines 80 97) no Hoare annotation was computed. [2021-10-16 02:35:55,199 INFO L853 garLoopResultBuilder]: At program point L80-3(lines 1 904) the Hoare annotation is: false [2021-10-16 02:35:55,199 INFO L857 garLoopResultBuilder]: For program point L80-4(lines 80 97) no Hoare annotation was computed. [2021-10-16 02:35:55,200 INFO L853 garLoopResultBuilder]: At program point L80-5(lines 1 904) the Hoare annotation is: false [2021-10-16 02:35:55,200 INFO L857 garLoopResultBuilder]: For program point L774(line 774) no Hoare annotation was computed. [2021-10-16 02:35:55,200 INFO L860 garLoopResultBuilder]: At program point L857(lines 838 860) the Hoare annotation is: true [2021-10-16 02:35:55,200 INFO L857 garLoopResultBuilder]: For program point L296(lines 296 302) no Hoare annotation was computed. [2021-10-16 02:35:55,200 INFO L853 garLoopResultBuilder]: At program point L296-1(lines 296 302) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-16 02:35:55,201 INFO L857 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-10-16 02:35:55,201 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 866) no Hoare annotation was computed. [2021-10-16 02:35:55,201 INFO L857 garLoopResultBuilder]: For program point L148(lines 148 163) no Hoare annotation was computed. [2021-10-16 02:35:55,201 INFO L857 garLoopResultBuilder]: For program point L777(lines 777 781) no Hoare annotation was computed. [2021-10-16 02:35:55,202 INFO L857 garLoopResultBuilder]: For program point L777-1(lines 777 781) no Hoare annotation was computed. [2021-10-16 02:35:55,202 INFO L853 garLoopResultBuilder]: At program point L893(lines 1 904) the Hoare annotation is: (= (_ bv0 32) ~pumpRunning~0) [2021-10-16 02:35:55,202 INFO L857 garLoopResultBuilder]: For program point L84(lines 84 94) no Hoare annotation was computed. [2021-10-16 02:35:55,202 INFO L857 garLoopResultBuilder]: For program point L84-2(lines 84 94) no Hoare annotation was computed. [2021-10-16 02:35:55,202 INFO L857 garLoopResultBuilder]: For program point L84-4(lines 84 94) no Hoare annotation was computed. [2021-10-16 02:35:55,202 INFO L857 garLoopResultBuilder]: For program point L712(lines 712 716) no Hoare annotation was computed. [2021-10-16 02:35:55,203 INFO L853 garLoopResultBuilder]: At program point L200(lines 200 206) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) |ULTIMATE.start_isPumpRunning_#res|) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-16 02:35:55,203 INFO L853 garLoopResultBuilder]: At program point L200-1(lines 200 206) the Hoare annotation is: false [2021-10-16 02:35:55,203 INFO L853 garLoopResultBuilder]: At program point L200-2(lines 200 206) the Hoare annotation is: false [2021-10-16 02:35:55,208 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-10-16 02:35:55,223 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 16.10 02:35:55 BoogieIcfgContainer [2021-10-16 02:35:55,223 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-16 02:35:55,224 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-16 02:35:55,224 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-16 02:35:55,224 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-16 02:35:55,225 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.10 02:35:52" (3/4) ... [2021-10-16 02:35:55,228 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-10-16 02:35:55,243 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2021-10-16 02:35:55,243 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2021-10-16 02:35:55,244 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2021-10-16 02:35:55,245 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-10-16 02:35:55,245 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-10-16 02:35:55,246 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-16 02:35:55,247 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-16 02:35:55,279 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (splverifierCounter == 0bv32 && 0bv32 == \result) && 0bv32 == pumpRunning [2021-10-16 02:35:55,279 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (splverifierCounter == 0bv32 && 0bv32 == \result) && 0bv32 == pumpRunning [2021-10-16 02:35:55,279 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (splverifierCounter == 0bv32 && 0bv32 == \result) && 0bv32 == pumpRunning [2021-10-16 02:35:55,280 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (splverifierCounter == 0bv32 && 0bv32 == \result) && 0bv32 == pumpRunning [2021-10-16 02:35:55,280 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (splverifierCounter == 0bv32 && 0bv32 == \result) && 0bv32 == pumpRunning [2021-10-16 02:35:55,281 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (splverifierCounter == 0bv32 && 0bv32 == \result) && 0bv32 == pumpRunning [2021-10-16 02:35:55,312 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95498ac3-884e-42a8-b3e2-a0bf3bcc929c/bin/utaipan-mTDlp9Zugs/witness.graphml [2021-10-16 02:35:55,312 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-16 02:35:55,314 INFO L168 Benchmark]: Toolchain (without parser) took 6435.35 ms. Allocated memory was 79.7 MB in the beginning and 109.1 MB in the end (delta: 29.4 MB). Free memory was 61.4 MB in the beginning and 84.7 MB in the end (delta: -23.4 MB). Peak memory consumption was 59.5 MB. Max. memory is 16.1 GB. [2021-10-16 02:35:55,314 INFO L168 Benchmark]: CDTParser took 0.35 ms. Allocated memory is still 79.7 MB. Free memory was 60.1 MB in the beginning and 60.0 MB in the end (delta: 60.4 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-16 02:35:55,315 INFO L168 Benchmark]: CACSL2BoogieTranslator took 857.35 ms. Allocated memory is still 79.7 MB. Free memory was 61.2 MB in the beginning and 48.5 MB in the end (delta: 12.7 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2021-10-16 02:35:55,315 INFO L168 Benchmark]: Boogie Procedure Inliner took 83.02 ms. Allocated memory is still 79.7 MB. Free memory was 48.5 MB in the beginning and 45.5 MB in the end (delta: 2.9 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-16 02:35:55,315 INFO L168 Benchmark]: Boogie Preprocessor took 87.92 ms. Allocated memory is still 79.7 MB. Free memory was 45.5 MB in the beginning and 43.4 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-16 02:35:55,316 INFO L168 Benchmark]: RCFGBuilder took 2637.21 ms. Allocated memory was 79.7 MB in the beginning and 109.1 MB in the end (delta: 29.4 MB). Free memory was 43.4 MB in the beginning and 79.6 MB in the end (delta: -36.2 MB). Peak memory consumption was 17.6 MB. Max. memory is 16.1 GB. [2021-10-16 02:35:55,316 INFO L168 Benchmark]: TraceAbstraction took 2674.69 ms. Allocated memory is still 109.1 MB. Free memory was 78.8 MB in the beginning and 34.5 MB in the end (delta: 44.4 MB). Peak memory consumption was 42.9 MB. Max. memory is 16.1 GB. [2021-10-16 02:35:55,317 INFO L168 Benchmark]: Witness Printer took 88.39 ms. Allocated memory is still 109.1 MB. Free memory was 34.5 MB in the beginning and 84.7 MB in the end (delta: -50.3 MB). Peak memory consumption was 4.4 MB. Max. memory is 16.1 GB. [2021-10-16 02:35:55,319 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35 ms. Allocated memory is still 79.7 MB. Free memory was 60.1 MB in the beginning and 60.0 MB in the end (delta: 60.4 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 857.35 ms. Allocated memory is still 79.7 MB. Free memory was 61.2 MB in the beginning and 48.5 MB in the end (delta: 12.7 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 83.02 ms. Allocated memory is still 79.7 MB. Free memory was 48.5 MB in the beginning and 45.5 MB in the end (delta: 2.9 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 87.92 ms. Allocated memory is still 79.7 MB. Free memory was 45.5 MB in the beginning and 43.4 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 2637.21 ms. Allocated memory was 79.7 MB in the beginning and 109.1 MB in the end (delta: 29.4 MB). Free memory was 43.4 MB in the beginning and 79.6 MB in the end (delta: -36.2 MB). Peak memory consumption was 17.6 MB. Max. memory is 16.1 GB. * TraceAbstraction took 2674.69 ms. Allocated memory is still 109.1 MB. Free memory was 78.8 MB in the beginning and 34.5 MB in the end (delta: 44.4 MB). Peak memory consumption was 42.9 MB. Max. memory is 16.1 GB. * Witness Printer took 88.39 ms. Allocated memory is still 109.1 MB. Free memory was 34.5 MB in the beginning and 84.7 MB in the end (delta: -50.3 MB). Peak memory consumption was 4.4 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: 866]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 866]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 866]: 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, 68 locations, 3 error locations. Started 1 CEGAR loops. OverallTime: 2598.8ms, OverallIterations: 3, TraceHistogramMax: 1, EmptinessCheckTime: 13.7ms, AutomataDifference: 211.7ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 237.2ms, InitialAbstractionConstructionTime: 11.1ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: 205 SDtfs, 120 SDslu, 84 SDs, 0 SdLazy, 24 SolverSat, 6 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 76.8ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 128 GetRequests, 121 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 57.6ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=68occurred in iteration=0, InterpolantAutomatonStates: 10, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: 70.7ms AutomataMinimizationTime, 3 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0ms HoareAnnotationTime, 33 LocationsWithAnnotation, 33 PreInvPairs, 60 NumberOfFragments, 125 HoareAnnotationTreeSize, 33 FomulaSimplifications, 176 FormulaSimplificationTreeSizeReduction, 102.5ms HoareSimplificationTime, 33 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 124.8ms HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 95.3ms SsaConstructionTime, 379.2ms SatisfiabilityAnalysisTime, 642.8ms InterpolantComputationTime, 65 NumberOfCodeBlocks, 65 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 124 ConstructedInterpolants, 0 QuantifiedInterpolants, 156 SizeOfPredicates, 4 NumberOfNonLiveVariables, 594 ConjunctsInSsa, 8 ConjunctsInUnsatCore, 6 InterpolantComputations, 6 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: 138]: Loop Invariant Derived loop invariant: splverifierCounter == 0bv32 && 0bv32 == pumpRunning - InvariantResult [Line: 848]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 193]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 54]: Loop Invariant Derived loop invariant: 0bv32 == pumpRunning - InvariantResult [Line: 200]: Loop Invariant Derived loop invariant: (splverifierCounter == 0bv32 && 0bv32 == \result) && 0bv32 == pumpRunning - InvariantResult [Line: 296]: Loop Invariant Derived loop invariant: splverifierCounter == 0bv32 && 0bv32 == pumpRunning - InvariantResult [Line: 117]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 247]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0bv32 == pumpRunning - InvariantResult [Line: 193]: Loop Invariant Derived loop invariant: (splverifierCounter == 0bv32 && 0bv32 == \result) && 0bv32 == pumpRunning - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: splverifierCounter == 0bv32 && 0bv32 == pumpRunning - InvariantResult [Line: 189]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 200]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 247]: Loop Invariant Derived loop invariant: (splverifierCounter == 0bv32 && 0bv32 == \result) && 0bv32 == pumpRunning - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 128]: Loop Invariant Derived loop invariant: splverifierCounter == 0bv32 && 0bv32 == pumpRunning - InvariantResult [Line: 200]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 752]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 189]: Loop Invariant Derived loop invariant: (splverifierCounter == 0bv32 && 0bv32 == \result) && 0bv32 == pumpRunning - InvariantResult [Line: 773]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 247]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 752]: Loop Invariant Derived loop invariant: (splverifierCounter == 0bv32 && 0bv32 == \result) && 0bv32 == pumpRunning - InvariantResult [Line: 817]: Loop Invariant Derived loop invariant: 0bv32 == pumpRunning - InvariantResult [Line: 247]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 193]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 896]: Loop Invariant Derived loop invariant: 0bv32 == pumpRunning - InvariantResult [Line: 247]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 752]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: splverifierCounter == 0bv32 && 0bv32 == pumpRunning - InvariantResult [Line: 838]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 189]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 247]: Loop Invariant Derived loop invariant: (splverifierCounter == 0bv32 && 0bv32 == \result) && 0bv32 == pumpRunning RESULT: Ultimate proved your program to be correct! [2021-10-16 02:35:55,376 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95498ac3-884e-42a8-b3e2-a0bf3bcc929c/bin/utaipan-mTDlp9Zugs/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...