./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec4_product62.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 47ea0209 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88e71155-f7fd-4b0e-8bae-a9e20013d629/bin/utaipan-UUZaoUuFF8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88e71155-f7fd-4b0e-8bae-a9e20013d629/bin/utaipan-UUZaoUuFF8/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88e71155-f7fd-4b0e-8bae-a9e20013d629/bin/utaipan-UUZaoUuFF8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88e71155-f7fd-4b0e-8bae-a9e20013d629/bin/utaipan-UUZaoUuFF8/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec4_product62.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88e71155-f7fd-4b0e-8bae-a9e20013d629/bin/utaipan-UUZaoUuFF8/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88e71155-f7fd-4b0e-8bae-a9e20013d629/bin/utaipan-UUZaoUuFF8 --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 894b9126919d6af09c0902d1c20b8183acfd3589fe20590a119ca487cf6e7a3f --- Real Ultimate output --- This is Ultimate 0.2.1-dev-47ea020 [2021-11-07 01:20:13,735 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-07 01:20:13,739 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-07 01:20:13,811 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-07 01:20:13,812 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-07 01:20:13,814 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-07 01:20:13,817 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-07 01:20:13,821 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-07 01:20:13,824 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-07 01:20:13,826 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-07 01:20:13,828 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-07 01:20:13,830 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-07 01:20:13,831 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-07 01:20:13,833 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-07 01:20:13,836 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-07 01:20:13,838 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-07 01:20:13,840 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-07 01:20:13,842 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-07 01:20:13,846 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-07 01:20:13,850 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-07 01:20:13,853 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-07 01:20:13,855 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-07 01:20:13,858 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-07 01:20:13,860 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-07 01:20:13,865 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-07 01:20:13,866 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-07 01:20:13,867 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-07 01:20:13,869 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-07 01:20:13,870 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-07 01:20:13,871 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-07 01:20:13,872 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-07 01:20:13,874 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-07 01:20:13,875 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-07 01:20:13,877 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-07 01:20:13,879 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-07 01:20:13,879 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-07 01:20:13,881 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-07 01:20:13,881 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-07 01:20:13,882 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-07 01:20:13,884 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-07 01:20:13,885 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-07 01:20:13,886 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88e71155-f7fd-4b0e-8bae-a9e20013d629/bin/utaipan-UUZaoUuFF8/config/svcomp-Reach-32bit-Taipan_Default.epf [2021-11-07 01:20:13,920 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-07 01:20:13,920 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-07 01:20:13,921 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-07 01:20:13,922 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-07 01:20:13,922 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-07 01:20:13,922 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-07 01:20:13,923 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-07 01:20:13,923 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-07 01:20:13,923 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-07 01:20:13,924 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-07 01:20:13,924 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-07 01:20:13,924 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-07 01:20:13,925 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-07 01:20:13,925 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-07 01:20:13,926 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-11-07 01:20:13,927 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-07 01:20:13,927 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-07 01:20:13,927 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-07 01:20:13,928 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-07 01:20:13,928 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-07 01:20:13,928 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-07 01:20:13,929 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-07 01:20:13,929 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-07 01:20:13,929 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-07 01:20:13,930 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-07 01:20:13,930 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-07 01:20:13,930 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-07 01:20:13,931 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-07 01:20:13,931 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-07 01:20:13,931 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-07 01:20:13,932 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-07 01:20:13,932 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-07 01:20:13,932 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-07 01:20:13,933 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-07 01:20:13,933 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-07 01:20:13,933 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-07 01:20:13,934 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-07 01:20:13,934 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-07 01:20:13,934 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-07 01:20:13,935 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_88e71155-f7fd-4b0e-8bae-a9e20013d629/bin/utaipan-UUZaoUuFF8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88e71155-f7fd-4b0e-8bae-a9e20013d629/bin/utaipan-UUZaoUuFF8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 894b9126919d6af09c0902d1c20b8183acfd3589fe20590a119ca487cf6e7a3f [2021-11-07 01:20:14,268 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-07 01:20:14,306 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-07 01:20:14,310 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-07 01:20:14,312 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-07 01:20:14,313 INFO L275 PluginConnector]: CDTParser initialized [2021-11-07 01:20:14,314 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88e71155-f7fd-4b0e-8bae-a9e20013d629/bin/utaipan-UUZaoUuFF8/../../sv-benchmarks/c/product-lines/minepump_spec4_product62.cil.c [2021-11-07 01:20:14,426 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88e71155-f7fd-4b0e-8bae-a9e20013d629/bin/utaipan-UUZaoUuFF8/data/9e0fd7db4/aaf530520ac84491ac114cba4100af1b/FLAGf9f65dd39 [2021-11-07 01:20:15,091 INFO L306 CDTParser]: Found 1 translation units. [2021-11-07 01:20:15,092 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88e71155-f7fd-4b0e-8bae-a9e20013d629/sv-benchmarks/c/product-lines/minepump_spec4_product62.cil.c [2021-11-07 01:20:15,113 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88e71155-f7fd-4b0e-8bae-a9e20013d629/bin/utaipan-UUZaoUuFF8/data/9e0fd7db4/aaf530520ac84491ac114cba4100af1b/FLAGf9f65dd39 [2021-11-07 01:20:15,362 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88e71155-f7fd-4b0e-8bae-a9e20013d629/bin/utaipan-UUZaoUuFF8/data/9e0fd7db4/aaf530520ac84491ac114cba4100af1b [2021-11-07 01:20:15,365 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-07 01:20:15,367 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-07 01:20:15,381 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-07 01:20:15,381 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-07 01:20:15,386 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-07 01:20:15,387 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 01:20:15" (1/1) ... [2021-11-07 01:20:15,389 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@782e5e22 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:20:15, skipping insertion in model container [2021-11-07 01:20:15,390 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 01:20:15" (1/1) ... [2021-11-07 01:20:15,402 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-07 01:20:15,499 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-07 01:20:15,781 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_88e71155-f7fd-4b0e-8bae-a9e20013d629/sv-benchmarks/c/product-lines/minepump_spec4_product62.cil.c[1605,1618] [2021-11-07 01:20:16,076 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-07 01:20:16,100 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) [2021-11-07 01:20:16,102 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@56caa063 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:20:16, skipping insertion in model container [2021-11-07 01:20:16,103 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-07 01:20:16,104 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-07 01:20:16,107 INFO L168 Benchmark]: Toolchain (without parser) took 738.60 ms. Allocated memory is still 94.4 MB. Free memory was 58.4 MB in the beginning and 64.9 MB in the end (delta: -6.5 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-11-07 01:20:16,110 INFO L168 Benchmark]: CDTParser took 0.38 ms. Allocated memory is still 94.4 MB. Free memory was 63.7 MB in the beginning and 63.7 MB in the end (delta: 27.5 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-11-07 01:20:16,113 INFO L168 Benchmark]: CACSL2BoogieTranslator took 722.58 ms. Allocated memory is still 94.4 MB. Free memory was 58.2 MB in the beginning and 64.9 MB in the end (delta: -6.7 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. [2021-11-07 01:20:16,117 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.38 ms. Allocated memory is still 94.4 MB. Free memory was 63.7 MB in the beginning and 63.7 MB in the end (delta: 27.5 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 722.58 ms. Allocated memory is still 94.4 MB. Free memory was 58.2 MB in the beginning and 64.9 MB in the end (delta: -6.7 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 578]: 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... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88e71155-f7fd-4b0e-8bae-a9e20013d629/bin/utaipan-UUZaoUuFF8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88e71155-f7fd-4b0e-8bae-a9e20013d629/bin/utaipan-UUZaoUuFF8/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88e71155-f7fd-4b0e-8bae-a9e20013d629/bin/utaipan-UUZaoUuFF8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88e71155-f7fd-4b0e-8bae-a9e20013d629/bin/utaipan-UUZaoUuFF8/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec4_product62.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88e71155-f7fd-4b0e-8bae-a9e20013d629/bin/utaipan-UUZaoUuFF8/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88e71155-f7fd-4b0e-8bae-a9e20013d629/bin/utaipan-UUZaoUuFF8 --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 894b9126919d6af09c0902d1c20b8183acfd3589fe20590a119ca487cf6e7a3f --- Real Ultimate output --- This is Ultimate 0.2.1-dev-47ea020 [2021-11-07 01:20:19,234 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-07 01:20:19,238 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-07 01:20:19,304 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-07 01:20:19,305 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-07 01:20:19,307 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-07 01:20:19,310 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-07 01:20:19,314 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-07 01:20:19,318 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-07 01:20:19,320 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-07 01:20:19,322 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-07 01:20:19,324 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-07 01:20:19,325 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-07 01:20:19,328 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-07 01:20:19,331 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-07 01:20:19,333 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-07 01:20:19,335 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-07 01:20:19,337 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-07 01:20:19,341 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-07 01:20:19,348 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-07 01:20:19,351 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-07 01:20:19,360 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-07 01:20:19,362 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-07 01:20:19,364 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-07 01:20:19,369 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-07 01:20:19,369 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-07 01:20:19,370 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-07 01:20:19,371 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-07 01:20:19,372 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-07 01:20:19,383 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-07 01:20:19,384 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-07 01:20:19,385 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-07 01:20:19,388 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-07 01:20:19,390 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-07 01:20:19,395 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-07 01:20:19,396 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-07 01:20:19,397 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-07 01:20:19,398 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-07 01:20:19,398 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-07 01:20:19,401 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-07 01:20:19,402 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-07 01:20:19,412 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88e71155-f7fd-4b0e-8bae-a9e20013d629/bin/utaipan-UUZaoUuFF8/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2021-11-07 01:20:19,474 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-07 01:20:19,474 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-07 01:20:19,476 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-07 01:20:19,477 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-07 01:20:19,477 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-07 01:20:19,477 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-07 01:20:19,478 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-07 01:20:19,478 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-07 01:20:19,478 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-07 01:20:19,480 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-07 01:20:19,482 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-07 01:20:19,482 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-07 01:20:19,482 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-07 01:20:19,483 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-07 01:20:19,483 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-07 01:20:19,483 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-07 01:20:19,484 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-07 01:20:19,484 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-07 01:20:19,484 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-07 01:20:19,484 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-07 01:20:19,485 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-07 01:20:19,485 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-07 01:20:19,485 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-07 01:20:19,486 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-07 01:20:19,486 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-07 01:20:19,486 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-07 01:20:19,487 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-07 01:20:19,487 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-07 01:20:19,487 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-07 01:20:19,488 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-07 01:20:19,488 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-07 01:20:19,488 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-07 01:20:19,488 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-07 01:20:19,489 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-07 01:20:19,489 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-07 01:20:19,490 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_88e71155-f7fd-4b0e-8bae-a9e20013d629/bin/utaipan-UUZaoUuFF8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88e71155-f7fd-4b0e-8bae-a9e20013d629/bin/utaipan-UUZaoUuFF8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 894b9126919d6af09c0902d1c20b8183acfd3589fe20590a119ca487cf6e7a3f [2021-11-07 01:20:20,002 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-07 01:20:20,049 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-07 01:20:20,054 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-07 01:20:20,056 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-07 01:20:20,057 INFO L275 PluginConnector]: CDTParser initialized [2021-11-07 01:20:20,059 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88e71155-f7fd-4b0e-8bae-a9e20013d629/bin/utaipan-UUZaoUuFF8/../../sv-benchmarks/c/product-lines/minepump_spec4_product62.cil.c [2021-11-07 01:20:20,176 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88e71155-f7fd-4b0e-8bae-a9e20013d629/bin/utaipan-UUZaoUuFF8/data/787807a90/976bc25bdd1541b7adda76ae2ae1f12a/FLAG35a09fb33 [2021-11-07 01:20:21,087 INFO L306 CDTParser]: Found 1 translation units. [2021-11-07 01:20:21,088 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88e71155-f7fd-4b0e-8bae-a9e20013d629/sv-benchmarks/c/product-lines/minepump_spec4_product62.cil.c [2021-11-07 01:20:21,112 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88e71155-f7fd-4b0e-8bae-a9e20013d629/bin/utaipan-UUZaoUuFF8/data/787807a90/976bc25bdd1541b7adda76ae2ae1f12a/FLAG35a09fb33 [2021-11-07 01:20:21,317 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88e71155-f7fd-4b0e-8bae-a9e20013d629/bin/utaipan-UUZaoUuFF8/data/787807a90/976bc25bdd1541b7adda76ae2ae1f12a [2021-11-07 01:20:21,320 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-07 01:20:21,322 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-07 01:20:21,324 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-07 01:20:21,324 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-07 01:20:21,329 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-07 01:20:21,330 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 01:20:21" (1/1) ... [2021-11-07 01:20:21,332 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@225a2995 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:20:21, skipping insertion in model container [2021-11-07 01:20:21,332 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 01:20:21" (1/1) ... [2021-11-07 01:20:21,342 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-07 01:20:21,400 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-07 01:20:21,589 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_88e71155-f7fd-4b0e-8bae-a9e20013d629/sv-benchmarks/c/product-lines/minepump_spec4_product62.cil.c[1605,1618] [2021-11-07 01:20:21,858 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-07 01:20:21,893 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-11-07 01:20:21,918 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-07 01:20:21,934 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_88e71155-f7fd-4b0e-8bae-a9e20013d629/sv-benchmarks/c/product-lines/minepump_spec4_product62.cil.c[1605,1618] [2021-11-07 01:20:22,082 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-07 01:20:22,098 INFO L203 MainTranslator]: Completed pre-run [2021-11-07 01:20:22,128 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_88e71155-f7fd-4b0e-8bae-a9e20013d629/sv-benchmarks/c/product-lines/minepump_spec4_product62.cil.c[1605,1618] [2021-11-07 01:20:22,192 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-07 01:20:22,223 INFO L208 MainTranslator]: Completed translation [2021-11-07 01:20:22,241 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:20:22 WrapperNode [2021-11-07 01:20:22,241 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-07 01:20:22,243 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-07 01:20:22,252 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-07 01:20:22,253 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-07 01:20:22,263 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:20:22" (1/1) ... [2021-11-07 01:20:22,308 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:20:22" (1/1) ... [2021-11-07 01:20:22,388 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-07 01:20:22,390 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-07 01:20:22,390 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-07 01:20:22,390 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-07 01:20:22,422 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:20:22" (1/1) ... [2021-11-07 01:20:22,422 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:20:22" (1/1) ... [2021-11-07 01:20:22,452 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:20:22" (1/1) ... [2021-11-07 01:20:22,452 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:20:22" (1/1) ... [2021-11-07 01:20:22,489 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:20:22" (1/1) ... [2021-11-07 01:20:22,508 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:20:22" (1/1) ... [2021-11-07 01:20:22,515 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:20:22" (1/1) ... [2021-11-07 01:20:22,528 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-07 01:20:22,530 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-07 01:20:22,530 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-07 01:20:22,531 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-07 01:20:22,532 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:20:22" (1/1) ... [2021-11-07 01:20:22,567 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-07 01:20:22,586 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88e71155-f7fd-4b0e-8bae-a9e20013d629/bin/utaipan-UUZaoUuFF8/z3 [2021-11-07 01:20:22,607 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88e71155-f7fd-4b0e-8bae-a9e20013d629/bin/utaipan-UUZaoUuFF8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-07 01:20:22,617 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88e71155-f7fd-4b0e-8bae-a9e20013d629/bin/utaipan-UUZaoUuFF8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-07 01:20:22,661 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-07 01:20:22,662 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-07 01:20:22,662 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-07 01:20:22,662 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-07 01:20:26,247 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-07 01:20:26,248 INFO L299 CfgBuilder]: Removed 350 assume(true) statements. [2021-11-07 01:20:26,251 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 01:20:26 BoogieIcfgContainer [2021-11-07 01:20:26,251 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-07 01:20:26,254 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-07 01:20:26,254 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-07 01:20:26,258 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-07 01:20:26,259 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.11 01:20:21" (1/3) ... [2021-11-07 01:20:26,260 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@19183f51 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 01:20:26, skipping insertion in model container [2021-11-07 01:20:26,260 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:20:22" (2/3) ... [2021-11-07 01:20:26,261 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@19183f51 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 01:20:26, skipping insertion in model container [2021-11-07 01:20:26,261 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 01:20:26" (3/3) ... [2021-11-07 01:20:26,263 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec4_product62.cil.c [2021-11-07 01:20:26,270 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-07 01:20:26,271 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2021-11-07 01:20:26,340 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-07 01:20:26,349 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=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 [2021-11-07 01:20:26,350 INFO L340 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2021-11-07 01:20:26,377 INFO L276 IsEmpty]: Start isEmpty. Operand has 225 states, 221 states have (on average 1.5203619909502262) internal successors, (336), 224 states have internal predecessors, (336), 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) [2021-11-07 01:20:26,385 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-07 01:20:26,386 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 01:20:26,387 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 01:20:26,388 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-07 01:20:26,395 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 01:20:26,396 INFO L85 PathProgramCache]: Analyzing trace with hash -2100816283, now seen corresponding path program 1 times [2021-11-07 01:20:26,414 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-07 01:20:26,414 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1779427532] [2021-11-07 01:20:26,415 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 01:20:26,416 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-07 01:20:26,417 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88e71155-f7fd-4b0e-8bae-a9e20013d629/bin/utaipan-UUZaoUuFF8/mathsat [2021-11-07 01:20:26,426 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88e71155-f7fd-4b0e-8bae-a9e20013d629/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-07 01:20:26,429 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88e71155-f7fd-4b0e-8bae-a9e20013d629/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2021-11-07 01:20:26,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 01:20:26,682 INFO L263 TraceCheckSpWp]: Trace formula consists of 190 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-07 01:20:26,688 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 01:20:26,811 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 01:20:26,811 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 01:20:26,898 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 01:20:26,899 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-07 01:20:26,900 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1779427532] [2021-11-07 01:20:26,901 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1779427532] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-07 01:20:26,901 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-11-07 01:20:26,902 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 2 [2021-11-07 01:20:26,904 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1241604186] [2021-11-07 01:20:26,911 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-11-07 01:20:26,912 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-07 01:20:26,934 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-11-07 01:20:26,935 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-11-07 01:20:26,942 INFO L87 Difference]: Start difference. First operand has 225 states, 221 states have (on average 1.5203619909502262) internal successors, (336), 224 states have internal predecessors, (336), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 2 states, 2 states have (on average 8.0) internal successors, (16), 2 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:20:27,047 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 01:20:27,047 INFO L93 Difference]: Finished difference Result 444 states and 665 transitions. [2021-11-07 01:20:27,048 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-07 01:20:27,049 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 8.0) internal successors, (16), 2 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 16 [2021-11-07 01:20:27,050 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 01:20:27,066 INFO L225 Difference]: With dead ends: 444 [2021-11-07 01:20:27,067 INFO L226 Difference]: Without dead ends: 221 [2021-11-07 01:20:27,072 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 30 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-11-07 01:20:27,094 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 221 states. [2021-11-07 01:20:27,132 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 221 to 221. [2021-11-07 01:20:27,135 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 221 states, 218 states have (on average 1.4862385321100917) internal successors, (324), 220 states have internal predecessors, (324), 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) [2021-11-07 01:20:27,139 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 221 states to 221 states and 324 transitions. [2021-11-07 01:20:27,141 INFO L78 Accepts]: Start accepts. Automaton has 221 states and 324 transitions. Word has length 16 [2021-11-07 01:20:27,141 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 01:20:27,142 INFO L470 AbstractCegarLoop]: Abstraction has 221 states and 324 transitions. [2021-11-07 01:20:27,142 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 8.0) internal successors, (16), 2 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:20:27,142 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 324 transitions. [2021-11-07 01:20:27,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-07 01:20:27,144 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 01:20:27,144 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 01:20:27,170 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88e71155-f7fd-4b0e-8bae-a9e20013d629/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2021-11-07 01:20:27,364 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88e71155-f7fd-4b0e-8bae-a9e20013d629/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 [2021-11-07 01:20:27,365 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-07 01:20:27,366 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 01:20:27,366 INFO L85 PathProgramCache]: Analyzing trace with hash -1936571950, now seen corresponding path program 1 times [2021-11-07 01:20:27,367 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-07 01:20:27,368 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [903190109] [2021-11-07 01:20:27,368 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 01:20:27,368 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-07 01:20:27,369 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88e71155-f7fd-4b0e-8bae-a9e20013d629/bin/utaipan-UUZaoUuFF8/mathsat [2021-11-07 01:20:27,371 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88e71155-f7fd-4b0e-8bae-a9e20013d629/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-07 01:20:27,385 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88e71155-f7fd-4b0e-8bae-a9e20013d629/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2021-11-07 01:20:27,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 01:20:27,632 INFO L263 TraceCheckSpWp]: Trace formula consists of 191 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-07 01:20:27,634 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 01:20:27,724 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 01:20:27,724 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 01:20:27,788 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 01:20:27,788 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-07 01:20:27,789 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [903190109] [2021-11-07 01:20:27,789 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [903190109] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-07 01:20:27,789 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-11-07 01:20:27,790 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 4 [2021-11-07 01:20:27,790 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [435120207] [2021-11-07 01:20:27,792 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-07 01:20:27,792 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-07 01:20:27,793 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-07 01:20:27,794 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-11-07 01:20:27,794 INFO L87 Difference]: Start difference. First operand 221 states and 324 transitions. Second operand has 4 states, 4 states have (on average 5.0) internal successors, (20), 4 states have internal predecessors, (20), 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) [2021-11-07 01:20:27,820 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 01:20:27,820 INFO L93 Difference]: Finished difference Result 221 states and 324 transitions. [2021-11-07 01:20:27,821 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-07 01:20:27,821 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 5.0) internal successors, (20), 4 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 17 [2021-11-07 01:20:27,821 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 01:20:27,823 INFO L225 Difference]: With dead ends: 221 [2021-11-07 01:20:27,823 INFO L226 Difference]: Without dead ends: 83 [2021-11-07 01:20:27,825 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 30 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-11-07 01:20:27,825 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 83 states. [2021-11-07 01:20:27,834 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 83 to 83. [2021-11-07 01:20:27,834 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 83 states, 82 states have (on average 1.475609756097561) internal successors, (121), 82 states have internal predecessors, (121), 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) [2021-11-07 01:20:27,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 83 states and 121 transitions. [2021-11-07 01:20:27,836 INFO L78 Accepts]: Start accepts. Automaton has 83 states and 121 transitions. Word has length 17 [2021-11-07 01:20:27,836 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 01:20:27,837 INFO L470 AbstractCegarLoop]: Abstraction has 83 states and 121 transitions. [2021-11-07 01:20:27,837 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 5.0) internal successors, (20), 4 states have internal predecessors, (20), 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) [2021-11-07 01:20:27,837 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 121 transitions. [2021-11-07 01:20:27,839 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-07 01:20:27,839 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 01:20:27,839 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 01:20:27,861 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88e71155-f7fd-4b0e-8bae-a9e20013d629/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2021-11-07 01:20:28,059 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88e71155-f7fd-4b0e-8bae-a9e20013d629/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 [2021-11-07 01:20:28,060 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-07 01:20:28,060 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 01:20:28,061 INFO L85 PathProgramCache]: Analyzing trace with hash 810617826, now seen corresponding path program 1 times [2021-11-07 01:20:28,061 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-07 01:20:28,062 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [338591670] [2021-11-07 01:20:28,062 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 01:20:28,062 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-07 01:20:28,063 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88e71155-f7fd-4b0e-8bae-a9e20013d629/bin/utaipan-UUZaoUuFF8/mathsat [2021-11-07 01:20:28,064 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88e71155-f7fd-4b0e-8bae-a9e20013d629/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-07 01:20:28,085 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88e71155-f7fd-4b0e-8bae-a9e20013d629/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2021-11-07 01:20:28,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 01:20:28,321 INFO L263 TraceCheckSpWp]: Trace formula consists of 197 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-07 01:20:28,323 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 01:20:28,420 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 01:20:28,420 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 01:20:28,498 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 01:20:28,499 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-07 01:20:28,499 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [338591670] [2021-11-07 01:20:28,500 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [338591670] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-07 01:20:28,500 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-11-07 01:20:28,501 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 4 [2021-11-07 01:20:28,501 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2036748447] [2021-11-07 01:20:28,502 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-07 01:20:28,503 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-07 01:20:28,509 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-07 01:20:28,509 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-11-07 01:20:28,510 INFO L87 Difference]: Start difference. First operand 83 states and 121 transitions. Second operand has 4 states, 4 states have (on average 6.25) internal successors, (25), 4 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:20:28,575 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 01:20:28,575 INFO L93 Difference]: Finished difference Result 160 states and 236 transitions. [2021-11-07 01:20:28,576 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-07 01:20:28,576 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 6.25) internal successors, (25), 4 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 22 [2021-11-07 01:20:28,577 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 01:20:28,582 INFO L225 Difference]: With dead ends: 160 [2021-11-07 01:20:28,582 INFO L226 Difference]: Without dead ends: 83 [2021-11-07 01:20:28,587 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 42 GetRequests, 40 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-11-07 01:20:28,588 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 83 states. [2021-11-07 01:20:28,603 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 83 to 83. [2021-11-07 01:20:28,608 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 83 states, 82 states have (on average 1.4634146341463414) internal successors, (120), 82 states have internal predecessors, (120), 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) [2021-11-07 01:20:28,609 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 83 states and 120 transitions. [2021-11-07 01:20:28,609 INFO L78 Accepts]: Start accepts. Automaton has 83 states and 120 transitions. Word has length 22 [2021-11-07 01:20:28,610 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 01:20:28,610 INFO L470 AbstractCegarLoop]: Abstraction has 83 states and 120 transitions. [2021-11-07 01:20:28,611 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 6.25) internal successors, (25), 4 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:20:28,612 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 120 transitions. [2021-11-07 01:20:28,615 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-07 01:20:28,615 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 01:20:28,616 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 01:20:28,642 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88e71155-f7fd-4b0e-8bae-a9e20013d629/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2021-11-07 01:20:28,830 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88e71155-f7fd-4b0e-8bae-a9e20013d629/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 [2021-11-07 01:20:28,831 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-07 01:20:28,832 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 01:20:28,832 INFO L85 PathProgramCache]: Analyzing trace with hash 442460312, now seen corresponding path program 1 times [2021-11-07 01:20:28,833 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-07 01:20:28,834 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1251562414] [2021-11-07 01:20:28,834 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 01:20:28,834 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-07 01:20:28,835 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88e71155-f7fd-4b0e-8bae-a9e20013d629/bin/utaipan-UUZaoUuFF8/mathsat [2021-11-07 01:20:28,836 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88e71155-f7fd-4b0e-8bae-a9e20013d629/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-07 01:20:28,869 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88e71155-f7fd-4b0e-8bae-a9e20013d629/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2021-11-07 01:20:29,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 01:20:29,084 INFO L263 TraceCheckSpWp]: Trace formula consists of 200 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-07 01:20:29,087 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 01:20:29,203 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 01:20:29,204 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 01:20:29,279 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 01:20:29,279 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-07 01:20:29,279 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1251562414] [2021-11-07 01:20:29,279 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1251562414] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-07 01:20:29,280 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-11-07 01:20:29,280 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 3 [2021-11-07 01:20:29,280 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [363448771] [2021-11-07 01:20:29,281 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-07 01:20:29,281 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-07 01:20:29,282 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-07 01:20:29,282 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-07 01:20:29,283 INFO L87 Difference]: Start difference. First operand 83 states and 120 transitions. Second operand has 3 states, 3 states have (on average 8.333333333333334) internal successors, (25), 3 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:20:29,371 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 01:20:29,371 INFO L93 Difference]: Finished difference Result 166 states and 242 transitions. [2021-11-07 01:20:29,372 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-07 01:20:29,372 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 8.333333333333334) internal successors, (25), 3 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 25 [2021-11-07 01:20:29,373 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 01:20:29,374 INFO L225 Difference]: With dead ends: 166 [2021-11-07 01:20:29,374 INFO L226 Difference]: Without dead ends: 89 [2021-11-07 01:20:29,375 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 48 GetRequests, 47 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-07 01:20:29,375 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 89 states. [2021-11-07 01:20:29,386 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 89 to 87. [2021-11-07 01:20:29,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 87 states, 86 states have (on average 1.4186046511627908) internal successors, (122), 86 states have internal predecessors, (122), 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) [2021-11-07 01:20:29,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 87 states and 122 transitions. [2021-11-07 01:20:29,388 INFO L78 Accepts]: Start accepts. Automaton has 87 states and 122 transitions. Word has length 25 [2021-11-07 01:20:29,388 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 01:20:29,389 INFO L470 AbstractCegarLoop]: Abstraction has 87 states and 122 transitions. [2021-11-07 01:20:29,389 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 8.333333333333334) internal successors, (25), 3 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:20:29,389 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 122 transitions. [2021-11-07 01:20:29,390 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-07 01:20:29,391 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 01:20:29,391 INFO L513 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, 1, 1, 1, 1, 1] [2021-11-07 01:20:29,410 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88e71155-f7fd-4b0e-8bae-a9e20013d629/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (5)] Forceful destruction successful, exit code 0 [2021-11-07 01:20:29,607 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88e71155-f7fd-4b0e-8bae-a9e20013d629/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 [2021-11-07 01:20:29,607 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-07 01:20:29,608 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 01:20:29,608 INFO L85 PathProgramCache]: Analyzing trace with hash -1878336052, now seen corresponding path program 1 times [2021-11-07 01:20:29,609 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-07 01:20:29,609 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [899845446] [2021-11-07 01:20:29,609 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 01:20:29,610 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-07 01:20:29,610 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88e71155-f7fd-4b0e-8bae-a9e20013d629/bin/utaipan-UUZaoUuFF8/mathsat [2021-11-07 01:20:29,611 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88e71155-f7fd-4b0e-8bae-a9e20013d629/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-07 01:20:29,613 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88e71155-f7fd-4b0e-8bae-a9e20013d629/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (6)] Waiting until timeout for monitored process [2021-11-07 01:20:29,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 01:20:29,953 INFO L263 TraceCheckSpWp]: Trace formula consists of 210 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-07 01:20:29,955 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 01:20:30,132 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 01:20:30,133 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 01:20:30,316 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 01:20:30,316 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-07 01:20:30,316 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [899845446] [2021-11-07 01:20:30,317 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [899845446] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-07 01:20:30,317 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-11-07 01:20:30,317 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4, 4] imperfect sequences [] total 7 [2021-11-07 01:20:30,317 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1378205030] [2021-11-07 01:20:30,318 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-11-07 01:20:30,318 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-07 01:20:30,319 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-11-07 01:20:30,319 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2021-11-07 01:20:30,320 INFO L87 Difference]: Start difference. First operand 87 states and 122 transitions. Second operand has 8 states, 8 states have (on average 7.375) internal successors, (59), 7 states have internal predecessors, (59), 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) [2021-11-07 01:20:30,870 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 01:20:30,870 INFO L93 Difference]: Finished difference Result 673 states and 969 transitions. [2021-11-07 01:20:30,871 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-11-07 01:20:30,871 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 7.375) internal successors, (59), 7 states have internal predecessors, (59), 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 31 [2021-11-07 01:20:30,872 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 01:20:30,879 INFO L225 Difference]: With dead ends: 673 [2021-11-07 01:20:30,879 INFO L226 Difference]: Without dead ends: 592 [2021-11-07 01:20:30,881 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 68 GetRequests, 54 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 28 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=77, Invalid=163, Unknown=0, NotChecked=0, Total=240 [2021-11-07 01:20:30,884 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 592 states. [2021-11-07 01:20:30,946 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 592 to 204. [2021-11-07 01:20:30,947 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 204 states, 203 states have (on average 1.3940886699507389) internal successors, (283), 203 states have internal predecessors, (283), 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) [2021-11-07 01:20:30,949 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 204 states to 204 states and 283 transitions. [2021-11-07 01:20:30,949 INFO L78 Accepts]: Start accepts. Automaton has 204 states and 283 transitions. Word has length 31 [2021-11-07 01:20:30,950 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 01:20:30,950 INFO L470 AbstractCegarLoop]: Abstraction has 204 states and 283 transitions. [2021-11-07 01:20:30,951 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 7.375) internal successors, (59), 7 states have internal predecessors, (59), 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) [2021-11-07 01:20:30,951 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 283 transitions. [2021-11-07 01:20:30,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-07 01:20:30,963 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 01:20:30,963 INFO L513 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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, 1, 1, 1, 1] [2021-11-07 01:20:30,981 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88e71155-f7fd-4b0e-8bae-a9e20013d629/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (6)] Forceful destruction successful, exit code 0 [2021-11-07 01:20:31,177 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88e71155-f7fd-4b0e-8bae-a9e20013d629/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 [2021-11-07 01:20:31,178 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-07 01:20:31,179 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 01:20:31,179 INFO L85 PathProgramCache]: Analyzing trace with hash 46891967, now seen corresponding path program 1 times [2021-11-07 01:20:31,180 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-07 01:20:31,180 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2129412869] [2021-11-07 01:20:31,180 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 01:20:31,181 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-07 01:20:31,181 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88e71155-f7fd-4b0e-8bae-a9e20013d629/bin/utaipan-UUZaoUuFF8/mathsat [2021-11-07 01:20:31,182 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88e71155-f7fd-4b0e-8bae-a9e20013d629/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-07 01:20:31,231 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88e71155-f7fd-4b0e-8bae-a9e20013d629/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (7)] Waiting until timeout for monitored process [2021-11-07 01:20:31,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 01:20:31,497 INFO L263 TraceCheckSpWp]: Trace formula consists of 242 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-07 01:20:31,500 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 01:20:31,737 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-07 01:20:31,737 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 01:20:31,950 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-07 01:20:31,950 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-07 01:20:31,951 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2129412869] [2021-11-07 01:20:31,951 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2129412869] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-07 01:20:31,951 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-11-07 01:20:31,951 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 5 [2021-11-07 01:20:31,952 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1835314885] [2021-11-07 01:20:31,952 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-07 01:20:31,953 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-07 01:20:31,953 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-07 01:20:31,954 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-11-07 01:20:31,954 INFO L87 Difference]: Start difference. First operand 204 states and 283 transitions. Second operand has 5 states, 5 states have (on average 10.0) internal successors, (50), 5 states have internal predecessors, (50), 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) [2021-11-07 01:20:32,104 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 01:20:32,104 INFO L93 Difference]: Finished difference Result 540 states and 739 transitions. [2021-11-07 01:20:32,105 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-07 01:20:32,105 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 10.0) internal successors, (50), 5 states have internal predecessors, (50), 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 52 [2021-11-07 01:20:32,106 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 01:20:32,108 INFO L225 Difference]: With dead ends: 540 [2021-11-07 01:20:32,109 INFO L226 Difference]: Without dead ends: 342 [2021-11-07 01:20:32,110 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 106 GetRequests, 101 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-11-07 01:20:32,111 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 342 states. [2021-11-07 01:20:32,138 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 342 to 225. [2021-11-07 01:20:32,139 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 225 states, 224 states have (on average 1.3571428571428572) internal successors, (304), 224 states have internal predecessors, (304), 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) [2021-11-07 01:20:32,141 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 225 states to 225 states and 304 transitions. [2021-11-07 01:20:32,141 INFO L78 Accepts]: Start accepts. Automaton has 225 states and 304 transitions. Word has length 52 [2021-11-07 01:20:32,142 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 01:20:32,142 INFO L470 AbstractCegarLoop]: Abstraction has 225 states and 304 transitions. [2021-11-07 01:20:32,142 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 10.0) internal successors, (50), 5 states have internal predecessors, (50), 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) [2021-11-07 01:20:32,143 INFO L276 IsEmpty]: Start isEmpty. Operand 225 states and 304 transitions. [2021-11-07 01:20:32,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-07 01:20:32,144 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 01:20:32,144 INFO L513 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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, 1, 1, 1, 1] [2021-11-07 01:20:32,167 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88e71155-f7fd-4b0e-8bae-a9e20013d629/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (7)] Forceful destruction successful, exit code 0 [2021-11-07 01:20:32,367 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88e71155-f7fd-4b0e-8bae-a9e20013d629/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 [2021-11-07 01:20:32,368 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-07 01:20:32,369 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 01:20:32,369 INFO L85 PathProgramCache]: Analyzing trace with hash 748491841, now seen corresponding path program 1 times [2021-11-07 01:20:32,370 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-07 01:20:32,370 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1594785163] [2021-11-07 01:20:32,370 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 01:20:32,370 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-07 01:20:32,371 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88e71155-f7fd-4b0e-8bae-a9e20013d629/bin/utaipan-UUZaoUuFF8/mathsat [2021-11-07 01:20:32,374 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88e71155-f7fd-4b0e-8bae-a9e20013d629/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-07 01:20:32,375 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88e71155-f7fd-4b0e-8bae-a9e20013d629/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (8)] Waiting until timeout for monitored process [2021-11-07 01:20:32,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 01:20:32,739 INFO L263 TraceCheckSpWp]: Trace formula consists of 242 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-07 01:20:32,742 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 01:20:32,903 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-07 01:20:32,904 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 01:20:33,086 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-07 01:20:33,087 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-07 01:20:33,087 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1594785163] [2021-11-07 01:20:33,088 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1594785163] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-07 01:20:33,088 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-11-07 01:20:33,088 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4, 4] imperfect sequences [] total 6 [2021-11-07 01:20:33,089 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [698730562] [2021-11-07 01:20:33,091 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-07 01:20:33,091 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-07 01:20:33,092 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-07 01:20:33,093 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-11-07 01:20:33,093 INFO L87 Difference]: Start difference. First operand 225 states and 304 transitions. Second operand has 6 states, 6 states have (on average 8.833333333333334) internal successors, (53), 6 states have internal predecessors, (53), 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) [2021-11-07 01:20:33,227 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 01:20:33,227 INFO L93 Difference]: Finished difference Result 506 states and 680 transitions. [2021-11-07 01:20:33,228 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-07 01:20:33,228 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 8.833333333333334) internal successors, (53), 6 states have internal predecessors, (53), 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 52 [2021-11-07 01:20:33,229 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 01:20:33,234 INFO L225 Difference]: With dead ends: 506 [2021-11-07 01:20:33,235 INFO L226 Difference]: Without dead ends: 287 [2021-11-07 01:20:33,236 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 104 GetRequests, 99 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-11-07 01:20:33,237 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 287 states. [2021-11-07 01:20:33,267 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 287 to 191. [2021-11-07 01:20:33,268 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 191 states, 190 states have (on average 1.3263157894736841) internal successors, (252), 190 states have internal predecessors, (252), 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) [2021-11-07 01:20:33,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 191 states to 191 states and 252 transitions. [2021-11-07 01:20:33,270 INFO L78 Accepts]: Start accepts. Automaton has 191 states and 252 transitions. Word has length 52 [2021-11-07 01:20:33,270 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 01:20:33,271 INFO L470 AbstractCegarLoop]: Abstraction has 191 states and 252 transitions. [2021-11-07 01:20:33,271 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 8.833333333333334) internal successors, (53), 6 states have internal predecessors, (53), 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) [2021-11-07 01:20:33,271 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 252 transitions. [2021-11-07 01:20:33,273 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-07 01:20:33,274 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 01:20:33,274 INFO L513 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 01:20:33,295 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88e71155-f7fd-4b0e-8bae-a9e20013d629/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (8)] Forceful destruction successful, exit code 0 [2021-11-07 01:20:33,494 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88e71155-f7fd-4b0e-8bae-a9e20013d629/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 [2021-11-07 01:20:33,495 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-07 01:20:33,495 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 01:20:33,495 INFO L85 PathProgramCache]: Analyzing trace with hash -1947303487, now seen corresponding path program 1 times [2021-11-07 01:20:33,496 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-07 01:20:33,496 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1713415601] [2021-11-07 01:20:33,496 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 01:20:33,496 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-07 01:20:33,497 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88e71155-f7fd-4b0e-8bae-a9e20013d629/bin/utaipan-UUZaoUuFF8/mathsat [2021-11-07 01:20:33,509 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88e71155-f7fd-4b0e-8bae-a9e20013d629/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-07 01:20:33,513 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88e71155-f7fd-4b0e-8bae-a9e20013d629/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (9)] Waiting until timeout for monitored process [2021-11-07 01:20:33,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 01:20:33,852 INFO L263 TraceCheckSpWp]: Trace formula consists of 244 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-07 01:20:33,855 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 01:20:34,156 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-11-07 01:20:34,156 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 01:20:34,395 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-11-07 01:20:34,396 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-07 01:20:34,396 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1713415601] [2021-11-07 01:20:34,396 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1713415601] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-07 01:20:34,396 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-11-07 01:20:34,397 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 5 [2021-11-07 01:20:34,397 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1782969847] [2021-11-07 01:20:34,397 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-07 01:20:34,398 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-07 01:20:34,398 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-07 01:20:34,398 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-11-07 01:20:34,399 INFO L87 Difference]: Start difference. First operand 191 states and 252 transitions. Second operand has 6 states, 6 states have (on average 7.5) internal successors, (45), 5 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) [2021-11-07 01:20:34,711 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 01:20:34,711 INFO L93 Difference]: Finished difference Result 871 states and 1182 transitions. [2021-11-07 01:20:34,712 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-11-07 01:20:34,712 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 7.5) internal successors, (45), 5 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) Word has length 53 [2021-11-07 01:20:34,713 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 01:20:34,718 INFO L225 Difference]: With dead ends: 871 [2021-11-07 01:20:34,718 INFO L226 Difference]: Without dead ends: 686 [2021-11-07 01:20:34,719 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 111 GetRequests, 100 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 16 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=53, Invalid=103, Unknown=0, NotChecked=0, Total=156 [2021-11-07 01:20:34,721 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 686 states. [2021-11-07 01:20:34,795 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 686 to 374. [2021-11-07 01:20:34,797 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 374 states, 373 states have (on average 1.3136729222520107) internal successors, (490), 373 states have internal predecessors, (490), 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) [2021-11-07 01:20:34,799 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 374 states to 374 states and 490 transitions. [2021-11-07 01:20:34,800 INFO L78 Accepts]: Start accepts. Automaton has 374 states and 490 transitions. Word has length 53 [2021-11-07 01:20:34,800 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 01:20:34,800 INFO L470 AbstractCegarLoop]: Abstraction has 374 states and 490 transitions. [2021-11-07 01:20:34,801 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 7.5) internal successors, (45), 5 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) [2021-11-07 01:20:34,801 INFO L276 IsEmpty]: Start isEmpty. Operand 374 states and 490 transitions. [2021-11-07 01:20:34,802 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-11-07 01:20:34,803 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 01:20:34,803 INFO L513 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 01:20:34,825 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88e71155-f7fd-4b0e-8bae-a9e20013d629/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (9)] Forceful destruction successful, exit code 0 [2021-11-07 01:20:35,017 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88e71155-f7fd-4b0e-8bae-a9e20013d629/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 [2021-11-07 01:20:35,017 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-07 01:20:35,018 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 01:20:35,018 INFO L85 PathProgramCache]: Analyzing trace with hash -1332214153, now seen corresponding path program 1 times [2021-11-07 01:20:35,018 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-07 01:20:35,019 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [373511913] [2021-11-07 01:20:35,019 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 01:20:35,019 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-07 01:20:35,019 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88e71155-f7fd-4b0e-8bae-a9e20013d629/bin/utaipan-UUZaoUuFF8/mathsat [2021-11-07 01:20:35,021 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88e71155-f7fd-4b0e-8bae-a9e20013d629/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-07 01:20:35,024 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88e71155-f7fd-4b0e-8bae-a9e20013d629/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (10)] Waiting until timeout for monitored process [2021-11-07 01:20:35,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 01:20:35,417 INFO L263 TraceCheckSpWp]: Trace formula consists of 246 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-07 01:20:35,420 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 01:20:35,680 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-07 01:20:35,680 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 01:20:35,969 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-07 01:20:35,969 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-07 01:20:35,969 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [373511913] [2021-11-07 01:20:35,969 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [373511913] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-07 01:20:35,969 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1831427830] [2021-11-07 01:20:35,970 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 01:20:35,970 INFO L168 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2021-11-07 01:20:35,970 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88e71155-f7fd-4b0e-8bae-a9e20013d629/bin/utaipan-UUZaoUuFF8/cvc4 [2021-11-07 01:20:35,977 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88e71155-f7fd-4b0e-8bae-a9e20013d629/bin/utaipan-UUZaoUuFF8/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2021-11-07 01:20:35,985 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88e71155-f7fd-4b0e-8bae-a9e20013d629/bin/utaipan-UUZaoUuFF8/cvc4 --incremental --print-success --lang smt (11)] Waiting until timeout for monitored process [2021-11-07 01:20:36,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 01:20:36,462 INFO L263 TraceCheckSpWp]: Trace formula consists of 246 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-07 01:20:36,464 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 01:20:36,670 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-11-07 01:20:36,670 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 01:20:36,805 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-11-07 01:20:36,805 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1831427830] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-07 01:20:36,805 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 2 imperfect interpolant sequences. [2021-11-07 01:20:36,805 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [5, 5] total 13 [2021-11-07 01:20:36,806 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [916020109] [2021-11-07 01:20:36,806 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-07 01:20:36,806 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-07 01:20:36,807 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-07 01:20:36,807 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=128, Unknown=0, NotChecked=0, Total=156 [2021-11-07 01:20:36,808 INFO L87 Difference]: Start difference. First operand 374 states and 490 transitions. Second operand has 5 states, 5 states have (on average 9.4) internal successors, (47), 5 states have internal predecessors, (47), 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) [2021-11-07 01:20:37,210 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 01:20:37,211 INFO L93 Difference]: Finished difference Result 1022 states and 1347 transitions. [2021-11-07 01:20:37,211 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-11-07 01:20:37,212 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 9.4) internal successors, (47), 5 states have internal predecessors, (47), 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 54 [2021-11-07 01:20:37,213 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 01:20:37,220 INFO L225 Difference]: With dead ends: 1022 [2021-11-07 01:20:37,220 INFO L226 Difference]: Without dead ends: 1020 [2021-11-07 01:20:37,221 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 219 GetRequests, 204 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 23 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=48, Invalid=224, Unknown=0, NotChecked=0, Total=272 [2021-11-07 01:20:37,223 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1020 states. [2021-11-07 01:20:37,291 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1020 to 374. [2021-11-07 01:20:37,292 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 374 states, 373 states have (on average 1.3083109919571045) internal successors, (488), 373 states have internal predecessors, (488), 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) [2021-11-07 01:20:37,294 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 374 states to 374 states and 488 transitions. [2021-11-07 01:20:37,295 INFO L78 Accepts]: Start accepts. Automaton has 374 states and 488 transitions. Word has length 54 [2021-11-07 01:20:37,295 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 01:20:37,295 INFO L470 AbstractCegarLoop]: Abstraction has 374 states and 488 transitions. [2021-11-07 01:20:37,296 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 9.4) internal successors, (47), 5 states have internal predecessors, (47), 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) [2021-11-07 01:20:37,296 INFO L276 IsEmpty]: Start isEmpty. Operand 374 states and 488 transitions. [2021-11-07 01:20:37,297 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-11-07 01:20:37,298 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 01:20:37,299 INFO L513 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 01:20:37,308 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88e71155-f7fd-4b0e-8bae-a9e20013d629/bin/utaipan-UUZaoUuFF8/cvc4 --incremental --print-success --lang smt (11)] Forceful destruction successful, exit code 0 [2021-11-07 01:20:37,511 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88e71155-f7fd-4b0e-8bae-a9e20013d629/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (10)] Forceful destruction successful, exit code 0 [2021-11-07 01:20:37,702 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88e71155-f7fd-4b0e-8bae-a9e20013d629/bin/utaipan-UUZaoUuFF8/cvc4 --incremental --print-success --lang smt,10 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88e71155-f7fd-4b0e-8bae-a9e20013d629/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 [2021-11-07 01:20:37,703 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-07 01:20:37,703 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 01:20:37,703 INFO L85 PathProgramCache]: Analyzing trace with hash -1553978118, now seen corresponding path program 1 times [2021-11-07 01:20:37,704 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-07 01:20:37,704 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1325452344] [2021-11-07 01:20:37,704 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 01:20:37,705 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-07 01:20:37,705 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88e71155-f7fd-4b0e-8bae-a9e20013d629/bin/utaipan-UUZaoUuFF8/mathsat [2021-11-07 01:20:37,721 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88e71155-f7fd-4b0e-8bae-a9e20013d629/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-07 01:20:37,737 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88e71155-f7fd-4b0e-8bae-a9e20013d629/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (12)] Waiting until timeout for monitored process [2021-11-07 01:20:38,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 01:20:38,243 INFO L263 TraceCheckSpWp]: Trace formula consists of 254 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-07 01:20:38,245 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 01:20:38,561 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 3 proven. 6 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-07 01:20:38,562 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 01:20:38,869 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 3 proven. 6 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-07 01:20:38,869 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-07 01:20:38,870 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1325452344] [2021-11-07 01:20:38,870 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1325452344] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-07 01:20:38,870 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1853640755] [2021-11-07 01:20:38,870 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 01:20:38,870 INFO L168 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2021-11-07 01:20:38,870 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88e71155-f7fd-4b0e-8bae-a9e20013d629/bin/utaipan-UUZaoUuFF8/cvc4 [2021-11-07 01:20:38,873 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88e71155-f7fd-4b0e-8bae-a9e20013d629/bin/utaipan-UUZaoUuFF8/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2021-11-07 01:20:38,908 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88e71155-f7fd-4b0e-8bae-a9e20013d629/bin/utaipan-UUZaoUuFF8/cvc4 --incremental --print-success --lang smt (13)] Waiting until timeout for monitored process [2021-11-07 01:20:39,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 01:20:39,441 INFO L263 TraceCheckSpWp]: Trace formula consists of 254 conjuncts, 11 conjunts are in the unsatisfiable core [2021-11-07 01:20:39,444 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 01:20:39,793 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-07 01:20:39,793 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 01:20:40,115 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-07 01:20:40,116 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1853640755] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-07 01:20:40,117 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1671118334] [2021-11-07 01:20:40,117 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 01:20:40,117 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-07 01:20:40,118 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88e71155-f7fd-4b0e-8bae-a9e20013d629/bin/utaipan-UUZaoUuFF8/z3 [2021-11-07 01:20:40,121 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88e71155-f7fd-4b0e-8bae-a9e20013d629/bin/utaipan-UUZaoUuFF8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-07 01:20:40,142 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88e71155-f7fd-4b0e-8bae-a9e20013d629/bin/utaipan-UUZaoUuFF8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Waiting until timeout for monitored process [2021-11-07 01:20:40,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 01:20:40,686 INFO L263 TraceCheckSpWp]: Trace formula consists of 254 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-07 01:20:40,688 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 01:20:40,944 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-07 01:20:40,944 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 01:20:41,212 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-07 01:20:41,212 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1671118334] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-07 01:20:41,213 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 6 imperfect interpolant sequences. [2021-11-07 01:20:41,213 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 6, 5, 5, 5] total 12 [2021-11-07 01:20:41,213 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1191023515] [2021-11-07 01:20:41,214 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2021-11-07 01:20:41,214 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-07 01:20:41,215 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2021-11-07 01:20:41,215 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=126, Unknown=0, NotChecked=0, Total=156 [2021-11-07 01:20:41,215 INFO L87 Difference]: Start difference. First operand 374 states and 488 transitions. Second operand has 13 states, 13 states have (on average 9.384615384615385) internal successors, (122), 12 states have internal predecessors, (122), 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) [2021-11-07 01:20:49,659 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 01:20:49,660 INFO L93 Difference]: Finished difference Result 4777 states and 6284 transitions. [2021-11-07 01:20:49,660 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 74 states. [2021-11-07 01:20:49,660 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 13 states have (on average 9.384615384615385) internal successors, (122), 12 states have internal predecessors, (122), 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 60 [2021-11-07 01:20:49,662 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 01:20:49,694 INFO L225 Difference]: With dead ends: 4777 [2021-11-07 01:20:49,694 INFO L226 Difference]: Without dead ends: 4459 [2021-11-07 01:20:49,699 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 419 GetRequests, 343 SyntacticMatches, 0 SemanticMatches, 76 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2225 ImplicationChecksByTransitivity, 1.7s TimeCoverageRelationStatistics Valid=1070, Invalid=4936, Unknown=0, NotChecked=0, Total=6006 [2021-11-07 01:20:49,706 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4459 states. [2021-11-07 01:20:49,873 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4459 to 664. [2021-11-07 01:20:49,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 664 states, 663 states have (on average 1.3182503770739065) internal successors, (874), 663 states have internal predecessors, (874), 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) [2021-11-07 01:20:49,878 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 664 states to 664 states and 874 transitions. [2021-11-07 01:20:49,878 INFO L78 Accepts]: Start accepts. Automaton has 664 states and 874 transitions. Word has length 60 [2021-11-07 01:20:49,879 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 01:20:49,879 INFO L470 AbstractCegarLoop]: Abstraction has 664 states and 874 transitions. [2021-11-07 01:20:49,879 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 9.384615384615385) internal successors, (122), 12 states have internal predecessors, (122), 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) [2021-11-07 01:20:49,880 INFO L276 IsEmpty]: Start isEmpty. Operand 664 states and 874 transitions. [2021-11-07 01:20:49,881 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2021-11-07 01:20:49,881 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 01:20:49,882 INFO L513 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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, 1] [2021-11-07 01:20:49,890 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88e71155-f7fd-4b0e-8bae-a9e20013d629/bin/utaipan-UUZaoUuFF8/cvc4 --incremental --print-success --lang smt (13)] Forceful destruction successful, exit code 0 [2021-11-07 01:20:50,096 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88e71155-f7fd-4b0e-8bae-a9e20013d629/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (12)] Forceful destruction successful, exit code 0 [2021-11-07 01:20:50,312 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88e71155-f7fd-4b0e-8bae-a9e20013d629/bin/utaipan-UUZaoUuFF8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Ended with exit code 0 [2021-11-07 01:20:50,485 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88e71155-f7fd-4b0e-8bae-a9e20013d629/bin/utaipan-UUZaoUuFF8/cvc4 --incremental --print-success --lang smt,12 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88e71155-f7fd-4b0e-8bae-a9e20013d629/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3,14 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88e71155-f7fd-4b0e-8bae-a9e20013d629/bin/utaipan-UUZaoUuFF8/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-07 01:20:50,486 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-07 01:20:50,486 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 01:20:50,486 INFO L85 PathProgramCache]: Analyzing trace with hash -1550529311, now seen corresponding path program 1 times [2021-11-07 01:20:50,487 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-07 01:20:50,487 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [527343359] [2021-11-07 01:20:50,487 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 01:20:50,487 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-07 01:20:50,488 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88e71155-f7fd-4b0e-8bae-a9e20013d629/bin/utaipan-UUZaoUuFF8/mathsat [2021-11-07 01:20:50,489 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88e71155-f7fd-4b0e-8bae-a9e20013d629/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-07 01:20:50,491 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88e71155-f7fd-4b0e-8bae-a9e20013d629/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (15)] Waiting until timeout for monitored process [2021-11-07 01:20:51,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 01:20:51,058 INFO L263 TraceCheckSpWp]: Trace formula consists of 289 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-07 01:20:51,060 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 01:20:51,317 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-07 01:20:51,317 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 01:20:51,562 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-07 01:20:51,562 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-07 01:20:51,563 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [527343359] [2021-11-07 01:20:51,563 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [527343359] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-07 01:20:51,563 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-11-07 01:20:51,563 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 8 [2021-11-07 01:20:51,563 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [381257856] [2021-11-07 01:20:51,564 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-11-07 01:20:51,564 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-07 01:20:51,564 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-11-07 01:20:51,564 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2021-11-07 01:20:51,565 INFO L87 Difference]: Start difference. First operand 664 states and 874 transitions. Second operand has 8 states, 8 states have (on average 9.75) internal successors, (78), 8 states have internal predecessors, (78), 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) [2021-11-07 01:20:51,707 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 01:20:51,708 INFO L93 Difference]: Finished difference Result 1066 states and 1374 transitions. [2021-11-07 01:20:51,708 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-07 01:20:51,708 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 9.75) internal successors, (78), 8 states have internal predecessors, (78), 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 85 [2021-11-07 01:20:51,709 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 01:20:51,709 INFO L225 Difference]: With dead ends: 1066 [2021-11-07 01:20:51,710 INFO L226 Difference]: Without dead ends: 0 [2021-11-07 01:20:51,711 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 172 GetRequests, 164 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=31, Invalid=59, Unknown=0, NotChecked=0, Total=90 [2021-11-07 01:20:51,712 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-11-07 01:20:51,712 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-11-07 01:20:51,712 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) [2021-11-07 01:20:51,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-11-07 01:20:51,713 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 85 [2021-11-07 01:20:51,713 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 01:20:51,713 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-11-07 01:20:51,713 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 9.75) internal successors, (78), 8 states have internal predecessors, (78), 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) [2021-11-07 01:20:51,714 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-11-07 01:20:51,714 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-11-07 01:20:51,717 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-11-07 01:20:51,718 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION [2021-11-07 01:20:51,718 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION [2021-11-07 01:20:51,738 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88e71155-f7fd-4b0e-8bae-a9e20013d629/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (15)] Forceful destruction successful, exit code 0 [2021-11-07 01:20:51,933 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 15 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88e71155-f7fd-4b0e-8bae-a9e20013d629/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 [2021-11-07 01:20:51,935 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-11-07 01:20:51,941 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:20:51,981 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:20:51,982 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:20:51,992 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:20:51,998 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:20:51,999 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:20:52,002 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:20:52,003 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:20:52,005 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:20:52,006 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:20:52,010 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:20:52,011 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:20:52,012 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:20:52,014 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:20:52,015 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:20:52,198 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:20:52,200 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:20:53,051 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:20:53,244 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:20:53,245 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:20:53,287 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:20:53,288 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:20:53,289 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:20:53,290 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:20:53,291 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:20:53,291 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:20:53,292 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:20:53,293 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:20:53,700 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:20:53,701 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:20:53,702 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:20:53,706 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:20:53,707 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:20:53,707 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:20:53,708 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:20:53,711 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:20:53,712 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:20:54,231 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:20:54,233 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:20:54,234 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:20:54,234 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:20:54,235 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:20:54,236 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:20:54,414 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:20:54,415 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:20:54,440 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:20:54,479 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:20:54,479 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:20:54,480 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:20:54,481 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:20:54,481 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:20:54,482 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:20:54,647 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:20:54,648 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:20:54,655 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:20:54,656 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:20:54,656 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:20:54,706 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:20:54,707 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:20:54,707 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:20:54,709 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:20:54,709 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:20:54,710 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:20:54,711 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:20:54,713 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:20:54,714 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:20:54,715 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:20:54,716 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:20:55,115 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:20:55,116 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:20:55,116 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:20:55,117 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:20:55,118 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:20:55,118 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:20:55,119 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:20:55,142 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:20:55,143 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:20:55,187 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:20:55,188 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:20:55,189 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:20:55,516 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:20:55,517 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:20:55,529 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:20:55,948 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:20:55,949 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:20:55,950 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:20:55,950 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:20:55,951 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:20:55,952 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:20:55,952 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:20:55,953 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:21:07,040 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 54) no Hoare annotation was computed. [2021-11-07 01:21:07,040 INFO L853 garLoopResultBuilder]: At program point L302(lines 297 305) the Hoare annotation is: false [2021-11-07 01:21:07,040 INFO L853 garLoopResultBuilder]: At program point L302-1(lines 297 305) the Hoare annotation is: false [2021-11-07 01:21:07,040 INFO L857 garLoopResultBuilder]: For program point L236(lines 236 244) no Hoare annotation was computed. [2021-11-07 01:21:07,040 INFO L853 garLoopResultBuilder]: At program point L302-2(lines 297 305) the Hoare annotation is: false [2021-11-07 01:21:07,040 INFO L857 garLoopResultBuilder]: For program point L236-1(lines 236 244) no Hoare annotation was computed. [2021-11-07 01:21:07,041 INFO L857 garLoopResultBuilder]: For program point L236-2(lines 236 244) no Hoare annotation was computed. [2021-11-07 01:21:07,041 INFO L857 garLoopResultBuilder]: For program point L104(lines 104 117) no Hoare annotation was computed. [2021-11-07 01:21:07,041 INFO L857 garLoopResultBuilder]: For program point L370(lines 370 374) no Hoare annotation was computed. [2021-11-07 01:21:07,041 INFO L857 garLoopResultBuilder]: For program point L370-2(lines 370 374) no Hoare annotation was computed. [2021-11-07 01:21:07,041 INFO L857 garLoopResultBuilder]: For program point L370-3(lines 370 374) no Hoare annotation was computed. [2021-11-07 01:21:07,041 INFO L857 garLoopResultBuilder]: For program point L370-5(lines 370 374) no Hoare annotation was computed. [2021-11-07 01:21:07,042 INFO L857 garLoopResultBuilder]: For program point L370-6(lines 370 374) no Hoare annotation was computed. [2021-11-07 01:21:07,042 INFO L857 garLoopResultBuilder]: For program point L370-8(lines 370 374) no Hoare annotation was computed. [2021-11-07 01:21:07,042 INFO L857 garLoopResultBuilder]: For program point L370-9(lines 370 374) no Hoare annotation was computed. [2021-11-07 01:21:07,042 INFO L857 garLoopResultBuilder]: For program point L370-11(lines 370 374) no Hoare annotation was computed. [2021-11-07 01:21:07,042 INFO L857 garLoopResultBuilder]: For program point L370-12(lines 370 374) no Hoare annotation was computed. [2021-11-07 01:21:07,043 INFO L857 garLoopResultBuilder]: For program point L370-14(lines 370 374) no Hoare annotation was computed. [2021-11-07 01:21:07,043 INFO L857 garLoopResultBuilder]: For program point L370-15(lines 370 374) no Hoare annotation was computed. [2021-11-07 01:21:07,043 INFO L857 garLoopResultBuilder]: For program point L370-17(lines 370 374) no Hoare annotation was computed. [2021-11-07 01:21:07,043 INFO L853 garLoopResultBuilder]: At program point L441(lines 1 1017) the Hoare annotation is: (and (= ~methaneLevelCritical~0 (_ bv0 32)) (= ~systemActive~0 (_ bv1 32)) (= ~waterLevel~0 (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-11-07 01:21:07,044 INFO L853 garLoopResultBuilder]: At program point L376(lines 361 379) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (not (= (_ bv0 32) |ULTIMATE.start_getWaterLevel_#res|)) (not (= ULTIMATE.start___utac_acc__Specification4_spec__1_~tmp~7 (_ bv0 32))) (= ULTIMATE.start_isLowWaterLevel_~tmp~6 (_ bv0 32)) (= |ULTIMATE.start_isLowWaterSensorDry_#res| (_ bv0 32)) (= ~systemActive~0 (_ bv1 32)) (= ULTIMATE.start_processEnvironment_~tmp~3 (_ bv0 32)) (= |ULTIMATE.start_isLowWaterLevel_#res| (_ bv1 32)) (= ~waterLevel~0 (_ bv1 32)) (= ULTIMATE.start_isLowWaterLevel_~tmp___0~2 (_ bv1 32))) [2021-11-07 01:21:07,044 INFO L853 garLoopResultBuilder]: At program point L376-1(lines 361 379) the Hoare annotation is: false [2021-11-07 01:21:07,044 INFO L853 garLoopResultBuilder]: At program point L376-2(lines 361 379) the Hoare annotation is: false [2021-11-07 01:21:07,044 INFO L853 garLoopResultBuilder]: At program point L376-3(lines 361 379) the Hoare annotation is: false [2021-11-07 01:21:07,045 INFO L853 garLoopResultBuilder]: At program point L376-4(lines 361 379) the Hoare annotation is: false [2021-11-07 01:21:07,045 INFO L853 garLoopResultBuilder]: At program point L376-5(lines 361 379) the Hoare annotation is: false [2021-11-07 01:21:07,045 INFO L857 garLoopResultBuilder]: For program point L112(lines 112 116) no Hoare annotation was computed. [2021-11-07 01:21:07,045 INFO L853 garLoopResultBuilder]: At program point L112-2(lines 148 154) the Hoare annotation is: (let ((.cse4 (= ~waterLevel~0 (_ bv2 32))) (.cse5 (not (= ~waterLevel~0 (_ bv0 32)))) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (= ~systemActive~0 (_ bv1 32))) (.cse2 (= ~waterLevel~0 (_ bv1 32))) (.cse3 (= (_ bv0 32) ~pumpRunning~0))) (or (and .cse0 (= |ULTIMATE.start_valid_product_#res| (_ bv1 32)) .cse1 .cse2 .cse3) (and .cse0 .cse4 .cse1 .cse5 .cse3) (and .cse0 .cse4 (not (= (_ bv0 32) |ULTIMATE.start_getWaterLevel_#res|)) (not (= ULTIMATE.start___utac_acc__Specification4_spec__1_~tmp~7 (_ bv0 32))) .cse1 .cse5) (and .cse0 .cse1 .cse2 (= ULTIMATE.start___utac_acc__Specification4_spec__1_~tmp~7 (_ bv1 32)) (= (_ bv1 32) |ULTIMATE.start_getWaterLevel_#res|) .cse3))) [2021-11-07 01:21:07,046 INFO L857 garLoopResultBuilder]: For program point L180(lines 180 197) no Hoare annotation was computed. [2021-11-07 01:21:07,046 INFO L857 garLoopResultBuilder]: For program point L180-1(lines 180 197) no Hoare annotation was computed. [2021-11-07 01:21:07,046 INFO L857 garLoopResultBuilder]: For program point L180-2(lines 180 197) no Hoare annotation was computed. [2021-11-07 01:21:07,046 INFO L857 garLoopResultBuilder]: For program point L180-3(lines 180 197) no Hoare annotation was computed. [2021-11-07 01:21:07,046 INFO L857 garLoopResultBuilder]: For program point L180-4(lines 180 197) no Hoare annotation was computed. [2021-11-07 01:21:07,047 INFO L857 garLoopResultBuilder]: For program point L180-5(lines 180 197) no Hoare annotation was computed. [2021-11-07 01:21:07,047 INFO L857 garLoopResultBuilder]: For program point L180-6(lines 180 197) no Hoare annotation was computed. [2021-11-07 01:21:07,047 INFO L857 garLoopResultBuilder]: For program point L180-7(lines 180 197) no Hoare annotation was computed. [2021-11-07 01:21:07,047 INFO L857 garLoopResultBuilder]: For program point L180-8(lines 180 197) no Hoare annotation was computed. [2021-11-07 01:21:07,048 INFO L857 garLoopResultBuilder]: For program point L180-9(lines 180 197) no Hoare annotation was computed. [2021-11-07 01:21:07,048 INFO L857 garLoopResultBuilder]: For program point L180-10(lines 180 197) no Hoare annotation was computed. [2021-11-07 01:21:07,048 INFO L857 garLoopResultBuilder]: For program point L180-11(lines 180 197) no Hoare annotation was computed. [2021-11-07 01:21:07,048 INFO L853 garLoopResultBuilder]: At program point L513(lines 509 515) the Hoare annotation is: (and (= ~methaneLevelCritical~0 (_ bv0 32)) (= |ULTIMATE.start_valid_product_#res| (_ bv1 32)) (= ~systemActive~0 (_ bv1 32)) (= ~waterLevel~0 (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-11-07 01:21:07,048 INFO L857 garLoopResultBuilder]: For program point L184(lines 184 192) no Hoare annotation was computed. [2021-11-07 01:21:07,049 INFO L857 garLoopResultBuilder]: For program point L184-1(lines 184 192) no Hoare annotation was computed. [2021-11-07 01:21:07,049 INFO L857 garLoopResultBuilder]: For program point L184-2(lines 184 192) no Hoare annotation was computed. [2021-11-07 01:21:07,049 INFO L857 garLoopResultBuilder]: For program point L184-3(lines 184 192) no Hoare annotation was computed. [2021-11-07 01:21:07,049 INFO L857 garLoopResultBuilder]: For program point L184-4(lines 184 192) no Hoare annotation was computed. [2021-11-07 01:21:07,050 INFO L857 garLoopResultBuilder]: For program point L184-5(lines 184 192) no Hoare annotation was computed. [2021-11-07 01:21:07,050 INFO L857 garLoopResultBuilder]: For program point L184-6(lines 184 192) no Hoare annotation was computed. [2021-11-07 01:21:07,050 INFO L857 garLoopResultBuilder]: For program point L184-7(lines 184 192) no Hoare annotation was computed. [2021-11-07 01:21:07,050 INFO L857 garLoopResultBuilder]: For program point L184-8(lines 184 192) no Hoare annotation was computed. [2021-11-07 01:21:07,050 INFO L857 garLoopResultBuilder]: For program point L184-9(lines 184 192) no Hoare annotation was computed. [2021-11-07 01:21:07,051 INFO L857 garLoopResultBuilder]: For program point L184-10(lines 184 192) no Hoare annotation was computed. [2021-11-07 01:21:07,051 INFO L857 garLoopResultBuilder]: For program point L184-11(lines 184 192) no Hoare annotation was computed. [2021-11-07 01:21:07,051 INFO L853 garLoopResultBuilder]: At program point L449(lines 444 452) the Hoare annotation is: (and (= ~methaneLevelCritical~0 (_ bv0 32)) (= |ULTIMATE.start_valid_product_#res| (_ bv1 32)) (= ~systemActive~0 (_ bv1 32)) (= ~waterLevel~0 (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-11-07 01:21:07,051 INFO L857 garLoopResultBuilder]: For program point L54(line 54) no Hoare annotation was computed. [2021-11-07 01:21:07,052 INFO L857 garLoopResultBuilder]: For program point L54-1(line 54) no Hoare annotation was computed. [2021-11-07 01:21:07,052 INFO L857 garLoopResultBuilder]: For program point L54-2(line 54) no Hoare annotation was computed. [2021-11-07 01:21:07,052 INFO L853 garLoopResultBuilder]: At program point L122(lines 73 123) the Hoare annotation is: false [2021-11-07 01:21:07,052 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-11-07 01:21:07,052 INFO L857 garLoopResultBuilder]: For program point L922(lines 922 926) no Hoare annotation was computed. [2021-11-07 01:21:07,053 INFO L857 garLoopResultBuilder]: For program point L922-3(lines 922 926) no Hoare annotation was computed. [2021-11-07 01:21:07,053 INFO L857 garLoopResultBuilder]: For program point L922-6(lines 922 926) no Hoare annotation was computed. [2021-11-07 01:21:07,053 INFO L857 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-11-07 01:21:07,053 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 54) no Hoare annotation was computed. [2021-11-07 01:21:07,054 INFO L853 garLoopResultBuilder]: At program point L991(lines 986 994) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (= ~systemActive~0 (_ bv1 32)))) (or (and .cse0 (= ~waterLevel~0 (_ bv2 32)) (not (= (_ bv0 32) |ULTIMATE.start_getWaterLevel_#res|)) .cse1) (and .cse0 .cse1 (= ~waterLevel~0 (_ bv1 32)) (= (_ bv1 32) |ULTIMATE.start_getWaterLevel_#res|) (= (_ bv0 32) ~pumpRunning~0)))) [2021-11-07 01:21:07,054 INFO L853 garLoopResultBuilder]: At program point L991-1(lines 986 994) the Hoare annotation is: false [2021-11-07 01:21:07,054 INFO L853 garLoopResultBuilder]: At program point L991-2(lines 986 994) the Hoare annotation is: false [2021-11-07 01:21:07,054 INFO L857 garLoopResultBuilder]: For program point L398(lines 398 411) no Hoare annotation was computed. [2021-11-07 01:21:07,055 INFO L853 garLoopResultBuilder]: At program point L398-1(lines 1 1017) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (= ~systemActive~0 (_ bv1 32))) (.cse2 (= ~waterLevel~0 (_ bv1 32))) (.cse3 (= (_ bv0 32) ~pumpRunning~0))) (or (and .cse0 (= ~waterLevel~0 (_ bv2 32)) (not (= (_ bv0 32) |ULTIMATE.start_getWaterLevel_#res|)) (not (= ULTIMATE.start___utac_acc__Specification4_spec__1_~tmp~7 (_ bv0 32))) .cse1) (and .cse0 (= ~methaneLevelCritical~0 (_ bv0 32)) (= |ULTIMATE.start_valid_product_#res| (_ bv1 32)) .cse1 .cse2 .cse3) (and .cse0 .cse1 .cse2 (= ULTIMATE.start___utac_acc__Specification4_spec__1_~tmp~7 (_ bv1 32)) (= (_ bv1 32) |ULTIMATE.start_getWaterLevel_#res|) .cse3))) [2021-11-07 01:21:07,055 INFO L857 garLoopResultBuilder]: For program point L398-2(lines 398 411) no Hoare annotation was computed. [2021-11-07 01:21:07,055 INFO L853 garLoopResultBuilder]: At program point L398-3(lines 1 1017) the Hoare annotation is: false [2021-11-07 01:21:07,055 INFO L857 garLoopResultBuilder]: For program point L398-4(lines 398 411) no Hoare annotation was computed. [2021-11-07 01:21:07,056 INFO L853 garLoopResultBuilder]: At program point L398-5(lines 1 1017) the Hoare annotation is: false [2021-11-07 01:21:07,056 INFO L853 garLoopResultBuilder]: At program point L465-2(lines 465 479) the Hoare annotation is: false [2021-11-07 01:21:07,056 INFO L857 garLoopResultBuilder]: For program point L466(line 466) no Hoare annotation was computed. [2021-11-07 01:21:07,056 INFO L857 garLoopResultBuilder]: For program point L268(lines 268 274) no Hoare annotation was computed. [2021-11-07 01:21:07,056 INFO L857 garLoopResultBuilder]: For program point L268-2(lines 268 274) no Hoare annotation was computed. [2021-11-07 01:21:07,057 INFO L857 garLoopResultBuilder]: For program point L268-4(lines 268 274) no Hoare annotation was computed. [2021-11-07 01:21:07,057 INFO L857 garLoopResultBuilder]: For program point L268-6(lines 268 274) no Hoare annotation was computed. [2021-11-07 01:21:07,057 INFO L857 garLoopResultBuilder]: For program point L268-8(lines 268 274) no Hoare annotation was computed. [2021-11-07 01:21:07,057 INFO L857 garLoopResultBuilder]: For program point L268-10(lines 268 274) no Hoare annotation was computed. [2021-11-07 01:21:07,057 INFO L857 garLoopResultBuilder]: For program point L268-12(lines 268 274) no Hoare annotation was computed. [2021-11-07 01:21:07,058 INFO L857 garLoopResultBuilder]: For program point L268-14(lines 268 274) no Hoare annotation was computed. [2021-11-07 01:21:07,058 INFO L857 garLoopResultBuilder]: For program point L268-16(lines 268 274) no Hoare annotation was computed. [2021-11-07 01:21:07,058 INFO L857 garLoopResultBuilder]: For program point L268-18(lines 268 274) no Hoare annotation was computed. [2021-11-07 01:21:07,058 INFO L857 garLoopResultBuilder]: For program point L268-20(lines 268 274) no Hoare annotation was computed. [2021-11-07 01:21:07,058 INFO L857 garLoopResultBuilder]: For program point L268-22(lines 268 274) no Hoare annotation was computed. [2021-11-07 01:21:07,059 INFO L857 garLoopResultBuilder]: For program point L402(lines 402 408) no Hoare annotation was computed. [2021-11-07 01:21:07,059 INFO L857 garLoopResultBuilder]: For program point L402-2(lines 402 408) no Hoare annotation was computed. [2021-11-07 01:21:07,059 INFO L857 garLoopResultBuilder]: For program point L402-4(lines 402 408) no Hoare annotation was computed. [2021-11-07 01:21:07,059 INFO L857 garLoopResultBuilder]: For program point L469(lines 469 473) no Hoare annotation was computed. [2021-11-07 01:21:07,059 INFO L857 garLoopResultBuilder]: For program point L469-1(lines 148 154) no Hoare annotation was computed. [2021-11-07 01:21:07,060 INFO L857 garLoopResultBuilder]: For program point L536(lines 536 543) no Hoare annotation was computed. [2021-11-07 01:21:07,060 INFO L860 garLoopResultBuilder]: At program point L536-1(lines 536 543) the Hoare annotation is: true [2021-11-07 01:21:07,060 INFO L857 garLoopResultBuilder]: For program point L206(lines 206 223) no Hoare annotation was computed. [2021-11-07 01:21:07,060 INFO L857 garLoopResultBuilder]: For program point L206-1(lines 206 223) no Hoare annotation was computed. [2021-11-07 01:21:07,060 INFO L857 garLoopResultBuilder]: For program point L206-2(lines 206 223) no Hoare annotation was computed. [2021-11-07 01:21:07,061 INFO L857 garLoopResultBuilder]: For program point L206-3(lines 206 223) no Hoare annotation was computed. [2021-11-07 01:21:07,061 INFO L857 garLoopResultBuilder]: For program point L206-4(lines 206 223) no Hoare annotation was computed. [2021-11-07 01:21:07,061 INFO L857 garLoopResultBuilder]: For program point L206-5(lines 206 223) no Hoare annotation was computed. [2021-11-07 01:21:07,061 INFO L857 garLoopResultBuilder]: For program point L999(lines 999 1005) no Hoare annotation was computed. [2021-11-07 01:21:07,061 INFO L857 garLoopResultBuilder]: For program point L999-1(lines 999 1005) no Hoare annotation was computed. [2021-11-07 01:21:07,062 INFO L857 garLoopResultBuilder]: For program point L999-2(lines 999 1005) no Hoare annotation was computed. [2021-11-07 01:21:07,062 INFO L857 garLoopResultBuilder]: For program point L999-3(lines 999 1005) no Hoare annotation was computed. [2021-11-07 01:21:07,062 INFO L857 garLoopResultBuilder]: For program point L999-4(lines 999 1005) no Hoare annotation was computed. [2021-11-07 01:21:07,062 INFO L857 garLoopResultBuilder]: For program point L999-5(lines 999 1005) no Hoare annotation was computed. [2021-11-07 01:21:07,062 INFO L857 garLoopResultBuilder]: For program point L999-6(lines 999 1005) no Hoare annotation was computed. [2021-11-07 01:21:07,063 INFO L857 garLoopResultBuilder]: For program point L999-7(lines 999 1005) no Hoare annotation was computed. [2021-11-07 01:21:07,063 INFO L857 garLoopResultBuilder]: For program point L999-8(lines 999 1005) no Hoare annotation was computed. [2021-11-07 01:21:07,063 INFO L857 garLoopResultBuilder]: For program point L999-9(lines 999 1005) no Hoare annotation was computed. [2021-11-07 01:21:07,063 INFO L857 garLoopResultBuilder]: For program point L999-10(lines 999 1005) no Hoare annotation was computed. [2021-11-07 01:21:07,063 INFO L857 garLoopResultBuilder]: For program point L999-11(lines 999 1005) no Hoare annotation was computed. [2021-11-07 01:21:07,064 INFO L857 garLoopResultBuilder]: For program point L75(lines 74 121) no Hoare annotation was computed. [2021-11-07 01:21:07,064 INFO L857 garLoopResultBuilder]: For program point L934(lines 934 938) no Hoare annotation was computed. [2021-11-07 01:21:07,064 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 54) no Hoare annotation was computed. [2021-11-07 01:21:07,064 INFO L857 garLoopResultBuilder]: For program point L76(lines 76 80) no Hoare annotation was computed. [2021-11-07 01:21:07,064 INFO L857 garLoopResultBuilder]: For program point L210(lines 210 218) no Hoare annotation was computed. [2021-11-07 01:21:07,065 INFO L857 garLoopResultBuilder]: For program point L210-1(lines 210 218) no Hoare annotation was computed. [2021-11-07 01:21:07,065 INFO L857 garLoopResultBuilder]: For program point L210-2(lines 210 218) no Hoare annotation was computed. [2021-11-07 01:21:07,065 INFO L857 garLoopResultBuilder]: For program point L210-3(lines 210 218) no Hoare annotation was computed. [2021-11-07 01:21:07,065 INFO L857 garLoopResultBuilder]: For program point L210-4(lines 210 218) no Hoare annotation was computed. [2021-11-07 01:21:07,065 INFO L857 garLoopResultBuilder]: For program point L210-5(lines 210 218) no Hoare annotation was computed. [2021-11-07 01:21:07,066 INFO L853 garLoopResultBuilder]: At program point L1004(lines 995 1008) the Hoare annotation is: false [2021-11-07 01:21:07,066 INFO L853 garLoopResultBuilder]: At program point L1004-1(lines 995 1008) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (not (= (_ bv0 32) |ULTIMATE.start_getWaterLevel_#res|)) (= (_ bv1 32) |ULTIMATE.start_isHighWaterSensorDry_#res|) (not (= ULTIMATE.start___utac_acc__Specification4_spec__1_~tmp~7 (_ bv0 32))) (= ~systemActive~0 (_ bv1 32)) (= ULTIMATE.start_processEnvironment_~tmp~3 (_ bv0 32)) (= ~waterLevel~0 (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-11-07 01:21:07,066 INFO L853 garLoopResultBuilder]: At program point L1004-2(lines 995 1008) the Hoare annotation is: false [2021-11-07 01:21:07,066 INFO L853 garLoopResultBuilder]: At program point L1004-3(lines 995 1008) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse3 (= (_ bv1 32) |ULTIMATE.start_isHighWaterSensorDry_#res|)) (.cse1 (= ~systemActive~0 (_ bv1 32))) (.cse4 (= ~waterLevel~0 (_ bv1 32))) (.cse2 (= (_ bv0 32) ~pumpRunning~0))) (or (and .cse0 (= ~waterLevel~0 (_ bv2 32)) .cse1 .cse2) (and .cse0 .cse3 (= |ULTIMATE.start_valid_product_#res| (_ bv1 32)) .cse1 .cse4 .cse2) (and .cse0 (not (= (_ bv0 32) |ULTIMATE.start_getWaterLevel_#res|)) .cse3 (not (= ULTIMATE.start___utac_acc__Specification4_spec__1_~tmp~7 (_ bv0 32))) .cse1 .cse4 .cse2))) [2021-11-07 01:21:07,067 INFO L853 garLoopResultBuilder]: At program point L1004-4(lines 995 1008) the Hoare annotation is: false [2021-11-07 01:21:07,067 INFO L853 garLoopResultBuilder]: At program point L1004-5(lines 995 1008) the Hoare annotation is: false [2021-11-07 01:21:07,067 INFO L853 garLoopResultBuilder]: At program point L1004-6(lines 995 1008) the Hoare annotation is: false [2021-11-07 01:21:07,067 INFO L853 garLoopResultBuilder]: At program point L1004-7(lines 995 1008) the Hoare annotation is: false [2021-11-07 01:21:07,068 INFO L853 garLoopResultBuilder]: At program point L1004-8(lines 995 1008) the Hoare annotation is: false [2021-11-07 01:21:07,068 INFO L853 garLoopResultBuilder]: At program point L1004-9(lines 995 1008) the Hoare annotation is: false [2021-11-07 01:21:07,068 INFO L853 garLoopResultBuilder]: At program point L1004-10(lines 995 1008) the Hoare annotation is: false [2021-11-07 01:21:07,068 INFO L853 garLoopResultBuilder]: At program point L1004-11(lines 995 1008) the Hoare annotation is: false [2021-11-07 01:21:07,069 INFO L853 garLoopResultBuilder]: At program point L148(lines 147 166) the Hoare annotation is: (let ((.cse2 (= (_ bv0 32) ~pumpRunning~0)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (= ~systemActive~0 (_ bv1 32))) (.cse3 (= ~waterLevel~0 (_ bv1 32)))) (or (and .cse0 (= ~waterLevel~0 (_ bv2 32)) .cse1 .cse2) (and .cse0 (= |ULTIMATE.start_valid_product_#res| (_ bv1 32)) .cse1 .cse3 .cse2) (and .cse0 (not (= (_ bv0 32) |ULTIMATE.start_getWaterLevel_#res|)) (not (= ULTIMATE.start___utac_acc__Specification4_spec__1_~tmp~7 (_ bv0 32))) .cse1 .cse3))) [2021-11-07 01:21:07,069 INFO L857 garLoopResultBuilder]: For program point L148-1(lines 148 154) no Hoare annotation was computed. [2021-11-07 01:21:07,069 INFO L853 garLoopResultBuilder]: At program point L148-2(lines 147 166) the Hoare annotation is: false [2021-11-07 01:21:07,069 INFO L853 garLoopResultBuilder]: At program point L148-3(lines 147 166) the Hoare annotation is: false [2021-11-07 01:21:07,069 INFO L860 garLoopResultBuilder]: At program point L545(lines 526 548) the Hoare annotation is: true [2021-11-07 01:21:07,070 INFO L857 garLoopResultBuilder]: For program point L84(lines 84 90) no Hoare annotation was computed. [2021-11-07 01:21:07,070 INFO L853 garLoopResultBuilder]: At program point L84-1(lines 84 90) the Hoare annotation is: (let ((.cse1 (= ~waterLevel~0 (_ bv2 32))) (.cse3 (not (= ~waterLevel~0 (_ bv0 32)))) (.cse4 (= ~methaneLevelCritical~0 (_ bv0 32))) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse2 (= ~systemActive~0 (_ bv1 32))) (.cse6 (= ~waterLevel~0 (_ bv1 32))) (.cse5 (= (_ bv0 32) ~pumpRunning~0))) (or (and .cse0 .cse1 (not (= (_ bv0 32) |ULTIMATE.start_getWaterLevel_#res|)) (not (= ULTIMATE.start___utac_acc__Specification4_spec__1_~tmp~7 (_ bv0 32))) .cse2 .cse3) (and .cse0 .cse1 .cse4 .cse2 .cse3 .cse5) (and .cse0 .cse4 (= |ULTIMATE.start_valid_product_#res| (_ bv1 32)) .cse2 .cse6 .cse5) (and .cse0 .cse2 .cse6 (= ULTIMATE.start___utac_acc__Specification4_spec__1_~tmp~7 (_ bv1 32)) (= (_ bv1 32) |ULTIMATE.start_getWaterLevel_#res|) .cse5))) [2021-11-07 01:21:07,070 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-11-07 01:21:07,070 INFO L857 garLoopResultBuilder]: For program point L351(lines 351 355) no Hoare annotation was computed. [2021-11-07 01:21:07,070 INFO L857 garLoopResultBuilder]: For program point L351-2(lines 351 355) no Hoare annotation was computed. [2021-11-07 01:21:07,071 INFO L857 garLoopResultBuilder]: For program point L351-3(lines 351 355) no Hoare annotation was computed. [2021-11-07 01:21:07,071 INFO L857 garLoopResultBuilder]: For program point L351-5(lines 351 355) no Hoare annotation was computed. [2021-11-07 01:21:07,071 INFO L857 garLoopResultBuilder]: For program point L351-6(lines 351 355) no Hoare annotation was computed. [2021-11-07 01:21:07,071 INFO L857 garLoopResultBuilder]: For program point L351-8(lines 351 355) no Hoare annotation was computed. [2021-11-07 01:21:07,071 INFO L857 garLoopResultBuilder]: For program point L351-9(lines 351 355) no Hoare annotation was computed. [2021-11-07 01:21:07,072 INFO L857 garLoopResultBuilder]: For program point L351-11(lines 351 355) no Hoare annotation was computed. [2021-11-07 01:21:07,072 INFO L857 garLoopResultBuilder]: For program point L351-12(lines 351 355) no Hoare annotation was computed. [2021-11-07 01:21:07,072 INFO L857 garLoopResultBuilder]: For program point L946(lines 946 950) no Hoare annotation was computed. [2021-11-07 01:21:07,072 INFO L857 garLoopResultBuilder]: For program point L351-14(lines 351 355) no Hoare annotation was computed. [2021-11-07 01:21:07,072 INFO L857 garLoopResultBuilder]: For program point L351-15(lines 351 355) no Hoare annotation was computed. [2021-11-07 01:21:07,073 INFO L857 garLoopResultBuilder]: For program point L351-17(lines 351 355) no Hoare annotation was computed. [2021-11-07 01:21:07,073 INFO L857 garLoopResultBuilder]: For program point L351-18(lines 351 355) no Hoare annotation was computed. [2021-11-07 01:21:07,073 INFO L857 garLoopResultBuilder]: For program point L351-20(lines 351 355) no Hoare annotation was computed. [2021-11-07 01:21:07,073 INFO L857 garLoopResultBuilder]: For program point L351-21(lines 351 355) no Hoare annotation was computed. [2021-11-07 01:21:07,073 INFO L857 garLoopResultBuilder]: For program point L351-23(lines 351 355) no Hoare annotation was computed. [2021-11-07 01:21:07,074 INFO L857 garLoopResultBuilder]: For program point L351-24(lines 351 355) no Hoare annotation was computed. [2021-11-07 01:21:07,074 INFO L857 garLoopResultBuilder]: For program point L351-26(lines 351 355) no Hoare annotation was computed. [2021-11-07 01:21:07,074 INFO L857 garLoopResultBuilder]: For program point L351-27(lines 351 355) no Hoare annotation was computed. [2021-11-07 01:21:07,074 INFO L857 garLoopResultBuilder]: For program point L351-29(lines 351 355) no Hoare annotation was computed. [2021-11-07 01:21:07,074 INFO L857 garLoopResultBuilder]: For program point L351-30(lines 351 355) no Hoare annotation was computed. [2021-11-07 01:21:07,075 INFO L857 garLoopResultBuilder]: For program point L351-32(lines 351 355) no Hoare annotation was computed. [2021-11-07 01:21:07,075 INFO L857 garLoopResultBuilder]: For program point L351-33(lines 351 355) no Hoare annotation was computed. [2021-11-07 01:21:07,075 INFO L857 garLoopResultBuilder]: For program point L351-35(lines 351 355) no Hoare annotation was computed. [2021-11-07 01:21:07,075 INFO L853 garLoopResultBuilder]: At program point L155(lines 155 161) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (= ~systemActive~0 (_ bv1 32))) (.cse2 (= ~waterLevel~0 (_ bv1 32))) (.cse3 (= (_ bv0 32) ~pumpRunning~0))) (or (and .cse0 (= ~waterLevel~0 (_ bv2 32)) .cse1) (and .cse0 (not (= (_ bv0 32) |ULTIMATE.start_getWaterLevel_#res|)) (not (= ULTIMATE.start___utac_acc__Specification4_spec__1_~tmp~7 (_ bv0 32))) .cse1 .cse2 .cse3) (and .cse0 (= (_ bv1 32) |ULTIMATE.start_isHighWaterSensorDry_#res|) (= |ULTIMATE.start_valid_product_#res| (_ bv1 32)) .cse1 (= ULTIMATE.start_isHighWaterLevel_~tmp~5 (_ bv1 32)) .cse2 .cse3))) [2021-11-07 01:21:07,076 INFO L853 garLoopResultBuilder]: At program point L155-1(lines 155 161) the Hoare annotation is: false [2021-11-07 01:21:07,076 INFO L853 garLoopResultBuilder]: At program point L155-2(lines 155 161) the Hoare annotation is: false [2021-11-07 01:21:07,076 INFO L853 garLoopResultBuilder]: At program point L1014(lines 1009 1017) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (not (= (_ bv0 32) |ULTIMATE.start_getWaterLevel_#res|)) (not (= ULTIMATE.start___utac_acc__Specification4_spec__1_~tmp~7 (_ bv0 32))) (= |ULTIMATE.start_isLowWaterSensorDry_#res| (_ bv0 32)) (= ~systemActive~0 (_ bv1 32)) (= ULTIMATE.start_processEnvironment_~tmp~3 (_ bv0 32)) (= ~waterLevel~0 (_ bv1 32))) [2021-11-07 01:21:07,076 INFO L853 garLoopResultBuilder]: At program point L1014-1(lines 1009 1017) the Hoare annotation is: false [2021-11-07 01:21:07,076 INFO L853 garLoopResultBuilder]: At program point L1014-2(lines 1009 1017) the Hoare annotation is: false [2021-11-07 01:21:07,077 INFO L853 garLoopResultBuilder]: At program point L1014-3(lines 1009 1017) the Hoare annotation is: false [2021-11-07 01:21:07,077 INFO L853 garLoopResultBuilder]: At program point L1014-4(lines 1009 1017) the Hoare annotation is: false [2021-11-07 01:21:07,077 INFO L853 garLoopResultBuilder]: At program point L1014-5(lines 1009 1017) the Hoare annotation is: false [2021-11-07 01:21:07,077 INFO L853 garLoopResultBuilder]: At program point L357(lines 342 360) the Hoare annotation is: false [2021-11-07 01:21:07,078 INFO L853 garLoopResultBuilder]: At program point L357-1(lines 342 360) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (not (= (_ bv0 32) |ULTIMATE.start_getWaterLevel_#res|)) (= (_ bv1 32) |ULTIMATE.start_isHighWaterSensorDry_#res|) (not (= ULTIMATE.start___utac_acc__Specification4_spec__1_~tmp~7 (_ bv0 32))) (= ULTIMATE.start_isHighWaterLevel_~tmp___0~1 (_ bv0 32)) (= ~systemActive~0 (_ bv1 32)) (= ULTIMATE.start_processEnvironment_~tmp~3 (_ bv0 32)) (= ULTIMATE.start_isHighWaterLevel_~tmp~5 (_ bv1 32)) (= |ULTIMATE.start_isHighWaterLevel_#res| (_ bv0 32)) (= ~waterLevel~0 (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-11-07 01:21:07,078 INFO L853 garLoopResultBuilder]: At program point L357-2(lines 342 360) the Hoare annotation is: false [2021-11-07 01:21:07,078 INFO L853 garLoopResultBuilder]: At program point L357-3(lines 342 360) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse3 (= (_ bv1 32) |ULTIMATE.start_isHighWaterSensorDry_#res|)) (.cse4 (= ULTIMATE.start_isHighWaterLevel_~tmp___0~1 (_ bv0 32))) (.cse1 (= ~systemActive~0 (_ bv1 32))) (.cse5 (= ULTIMATE.start_isHighWaterLevel_~tmp~5 (_ bv1 32))) (.cse6 (= |ULTIMATE.start_isHighWaterLevel_#res| (_ bv0 32))) (.cse7 (= ~waterLevel~0 (_ bv1 32))) (.cse2 (= (_ bv0 32) ~pumpRunning~0))) (or (and .cse0 (= ~waterLevel~0 (_ bv2 32)) .cse1 .cse2) (and .cse0 (not (= (_ bv0 32) |ULTIMATE.start_getWaterLevel_#res|)) .cse3 (not (= ULTIMATE.start___utac_acc__Specification4_spec__1_~tmp~7 (_ bv0 32))) .cse4 .cse1 .cse5 .cse6 .cse7 .cse2) (and .cse0 .cse3 (= |ULTIMATE.start_valid_product_#res| (_ bv1 32)) .cse4 .cse1 .cse5 .cse6 .cse7 .cse2))) [2021-11-07 01:21:07,078 INFO L853 garLoopResultBuilder]: At program point L357-4(lines 342 360) the Hoare annotation is: false [2021-11-07 01:21:07,078 INFO L853 garLoopResultBuilder]: At program point L357-5(lines 342 360) the Hoare annotation is: false [2021-11-07 01:21:07,079 INFO L853 garLoopResultBuilder]: At program point L357-6(lines 342 360) the Hoare annotation is: false [2021-11-07 01:21:07,079 INFO L853 garLoopResultBuilder]: At program point L357-7(lines 342 360) the Hoare annotation is: false [2021-11-07 01:21:07,079 INFO L853 garLoopResultBuilder]: At program point L357-8(lines 342 360) the Hoare annotation is: false [2021-11-07 01:21:07,079 INFO L853 garLoopResultBuilder]: At program point L357-9(lines 342 360) the Hoare annotation is: false [2021-11-07 01:21:07,080 INFO L853 garLoopResultBuilder]: At program point L357-10(lines 342 360) the Hoare annotation is: false [2021-11-07 01:21:07,080 INFO L853 garLoopResultBuilder]: At program point L357-11(lines 342 360) the Hoare annotation is: false [2021-11-07 01:21:07,080 INFO L857 garLoopResultBuilder]: For program point L94(lines 94 100) no Hoare annotation was computed. [2021-11-07 01:21:07,080 INFO L853 garLoopResultBuilder]: At program point L94-1(lines 94 100) the Hoare annotation is: (let ((.cse4 (= ~waterLevel~0 (_ bv2 32))) (.cse5 (not (= ~waterLevel~0 (_ bv0 32)))) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (= ~systemActive~0 (_ bv1 32))) (.cse2 (= ~waterLevel~0 (_ bv1 32))) (.cse3 (= (_ bv0 32) ~pumpRunning~0))) (or (and .cse0 (= |ULTIMATE.start_valid_product_#res| (_ bv1 32)) .cse1 .cse2 .cse3) (and .cse0 .cse4 .cse1 .cse5 .cse3) (and .cse0 .cse4 (not (= (_ bv0 32) |ULTIMATE.start_getWaterLevel_#res|)) (not (= ULTIMATE.start___utac_acc__Specification4_spec__1_~tmp~7 (_ bv0 32))) .cse1 .cse5) (and .cse0 .cse1 .cse2 (= ULTIMATE.start___utac_acc__Specification4_spec__1_~tmp~7 (_ bv1 32)) (= (_ bv1 32) |ULTIMATE.start_getWaterLevel_#res|) .cse3))) [2021-11-07 01:21:07,081 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-11-07 01:21:07,081 INFO L853 garLoopResultBuilder]: At program point L293(lines 286 296) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (not (= (_ bv0 32) |ULTIMATE.start_getWaterLevel_#res|)) (not (= ULTIMATE.start___utac_acc__Specification4_spec__1_~tmp~7 (_ bv0 32))) (= ~systemActive~0 (_ bv1 32)) (= ~waterLevel~0 (_ bv1 32))) [2021-11-07 01:21:07,081 INFO L853 garLoopResultBuilder]: At program point L293-1(lines 286 296) the Hoare annotation is: false [2021-11-07 01:21:07,081 INFO L853 garLoopResultBuilder]: At program point L293-2(lines 286 296) the Hoare annotation is: false [2021-11-07 01:21:07,081 INFO L853 garLoopResultBuilder]: At program point L293-3(lines 286 296) the Hoare annotation is: false [2021-11-07 01:21:07,082 INFO L853 garLoopResultBuilder]: At program point L293-4(lines 286 296) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= ~waterLevel~0 (_ bv2 32)) (= ~systemActive~0 (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-11-07 01:21:07,082 INFO L853 garLoopResultBuilder]: At program point L293-5(lines 286 296) the Hoare annotation is: false [2021-11-07 01:21:07,082 INFO L853 garLoopResultBuilder]: At program point L293-6(lines 286 296) the Hoare annotation is: false [2021-11-07 01:21:07,082 INFO L853 garLoopResultBuilder]: At program point L293-7(lines 286 296) the Hoare annotation is: false [2021-11-07 01:21:07,083 INFO L853 garLoopResultBuilder]: At program point L293-8(lines 286 296) the Hoare annotation is: false [2021-11-07 01:21:07,083 INFO L853 garLoopResultBuilder]: At program point L293-9(lines 286 296) the Hoare annotation is: false [2021-11-07 01:21:07,083 INFO L853 garLoopResultBuilder]: At program point L293-10(lines 286 296) the Hoare annotation is: false [2021-11-07 01:21:07,083 INFO L853 garLoopResultBuilder]: At program point L293-11(lines 286 296) the Hoare annotation is: false [2021-11-07 01:21:07,083 INFO L853 garLoopResultBuilder]: At program point L293-12(lines 286 296) the Hoare annotation is: false [2021-11-07 01:21:07,084 INFO L853 garLoopResultBuilder]: At program point L293-13(lines 286 296) the Hoare annotation is: false [2021-11-07 01:21:07,084 INFO L853 garLoopResultBuilder]: At program point L293-14(lines 286 296) the Hoare annotation is: false [2021-11-07 01:21:07,084 INFO L857 garLoopResultBuilder]: For program point L232(lines 232 249) no Hoare annotation was computed. [2021-11-07 01:21:07,084 INFO L857 garLoopResultBuilder]: For program point L232-1(lines 232 249) no Hoare annotation was computed. [2021-11-07 01:21:07,084 INFO L857 garLoopResultBuilder]: For program point L232-2(lines 232 249) no Hoare annotation was computed. [2021-11-07 01:21:07,085 INFO L853 garLoopResultBuilder]: At program point L959(lines 954 962) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (not (= (_ bv0 32) |ULTIMATE.start_getWaterLevel_#res|)) (not (= ULTIMATE.start___utac_acc__Specification4_spec__1_~tmp~7 (_ bv0 32))) (= ~systemActive~0 (_ bv1 32)) (= ~waterLevel~0 (_ bv1 32))) [2021-11-07 01:21:07,085 INFO L853 garLoopResultBuilder]: At program point L959-1(lines 954 962) the Hoare annotation is: false [2021-11-07 01:21:07,085 INFO L853 garLoopResultBuilder]: At program point L959-2(lines 954 962) the Hoare annotation is: false [2021-11-07 01:21:07,085 INFO L853 garLoopResultBuilder]: At program point L959-3(lines 954 962) the Hoare annotation is: false [2021-11-07 01:21:07,085 INFO L853 garLoopResultBuilder]: At program point L959-4(lines 954 962) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= ~waterLevel~0 (_ bv2 32)) (= ~systemActive~0 (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-11-07 01:21:07,086 INFO L853 garLoopResultBuilder]: At program point L959-5(lines 954 962) the Hoare annotation is: false [2021-11-07 01:21:07,086 INFO L853 garLoopResultBuilder]: At program point L959-6(lines 954 962) the Hoare annotation is: false [2021-11-07 01:21:07,086 INFO L853 garLoopResultBuilder]: At program point L959-7(lines 954 962) the Hoare annotation is: false [2021-11-07 01:21:07,086 INFO L853 garLoopResultBuilder]: At program point L959-8(lines 954 962) the Hoare annotation is: false [2021-11-07 01:21:07,086 INFO L853 garLoopResultBuilder]: At program point L959-9(lines 954 962) the Hoare annotation is: false [2021-11-07 01:21:07,087 INFO L853 garLoopResultBuilder]: At program point L959-10(lines 954 962) the Hoare annotation is: false [2021-11-07 01:21:07,087 INFO L853 garLoopResultBuilder]: At program point L959-11(lines 954 962) the Hoare annotation is: false [2021-11-07 01:21:07,087 INFO L853 garLoopResultBuilder]: At program point L959-12(lines 954 962) the Hoare annotation is: false [2021-11-07 01:21:07,087 INFO L853 garLoopResultBuilder]: At program point L959-13(lines 954 962) the Hoare annotation is: false [2021-11-07 01:21:07,087 INFO L853 garLoopResultBuilder]: At program point L959-14(lines 954 962) the Hoare annotation is: false [2021-11-07 01:21:07,091 INFO L731 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 01:21:07,094 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-11-07 01:21:07,132 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.11 01:21:07 BoogieIcfgContainer [2021-11-07 01:21:07,132 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-11-07 01:21:07,133 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-11-07 01:21:07,133 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-11-07 01:21:07,133 INFO L275 PluginConnector]: Witness Printer initialized [2021-11-07 01:21:07,134 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 01:20:26" (3/4) ... [2021-11-07 01:21:07,137 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-11-07 01:21:07,173 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2021-11-07 01:21:07,176 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2021-11-07 01:21:07,179 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2021-11-07 01:21:07,182 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-11-07 01:21:07,185 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-11-07 01:21:07,187 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-11-07 01:21:07,190 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-11-07 01:21:07,223 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((methaneLevelCritical == 0bv32 && \result == 1bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning [2021-11-07 01:21:07,223 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((methaneLevelCritical == 0bv32 && \result == 1bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning [2021-11-07 01:21:07,224 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && !(0bv32 == \result)) && !(tmp == 0bv32)) && systemActive == 1bv32) || (((((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 1bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning)) || (((((splverifierCounter == 0bv32 && systemActive == 1bv32) && waterLevel == 1bv32) && tmp == 1bv32) && 1bv32 == \result) && 0bv32 == pumpRunning) [2021-11-07 01:21:07,224 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && !(0bv32 == \result)) && !(tmp == 0bv32)) && systemActive == 1bv32) && !(waterLevel == 0bv32)) || (((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && methaneLevelCritical == 0bv32) && systemActive == 1bv32) && !(waterLevel == 0bv32)) && 0bv32 == pumpRunning)) || (((((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 1bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning)) || (((((splverifierCounter == 0bv32 && systemActive == 1bv32) && waterLevel == 1bv32) && tmp == 1bv32) && 1bv32 == \result) && 0bv32 == pumpRunning) [2021-11-07 01:21:07,225 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((splverifierCounter == 0bv32 && \result == 1bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning) || ((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && systemActive == 1bv32) && !(waterLevel == 0bv32)) && 0bv32 == pumpRunning)) || (((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && !(0bv32 == \result)) && !(tmp == 0bv32)) && systemActive == 1bv32) && !(waterLevel == 0bv32))) || (((((splverifierCounter == 0bv32 && systemActive == 1bv32) && waterLevel == 1bv32) && tmp == 1bv32) && 1bv32 == \result) && 0bv32 == pumpRunning) [2021-11-07 01:21:07,226 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((splverifierCounter == 0bv32 && \result == 1bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning) || ((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && systemActive == 1bv32) && !(waterLevel == 0bv32)) && 0bv32 == pumpRunning)) || (((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && !(0bv32 == \result)) && !(tmp == 0bv32)) && systemActive == 1bv32) && !(waterLevel == 0bv32))) || (((((splverifierCounter == 0bv32 && systemActive == 1bv32) && waterLevel == 1bv32) && tmp == 1bv32) && 1bv32 == \result) && 0bv32 == pumpRunning) [2021-11-07 01:21:07,226 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && systemActive == 1bv32) && 0bv32 == pumpRunning) || ((((splverifierCounter == 0bv32 && \result == 1bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning)) || ((((splverifierCounter == 0bv32 && !(0bv32 == \result)) && !(tmp == 0bv32)) && systemActive == 1bv32) && waterLevel == 1bv32) [2021-11-07 01:21:07,226 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0bv32 && waterLevel == 2bv32) && systemActive == 1bv32) || (((((splverifierCounter == 0bv32 && !(0bv32 == \result)) && !(tmp == 0bv32)) && systemActive == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning)) || ((((((splverifierCounter == 0bv32 && 1bv32 == \result) && \result == 1bv32) && systemActive == 1bv32) && tmp == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning) [2021-11-07 01:21:07,228 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0bv32 && waterLevel == 2bv32) && !(0bv32 == \result)) && systemActive == 1bv32) || ((((splverifierCounter == 0bv32 && systemActive == 1bv32) && waterLevel == 1bv32) && 1bv32 == \result) && 0bv32 == pumpRunning) [2021-11-07 01:21:07,229 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0bv32 && !(0bv32 == \result)) && !(tmp == 0bv32)) && systemActive == 1bv32) && waterLevel == 1bv32 [2021-11-07 01:21:07,230 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0bv32 && !(0bv32 == \result)) && !(tmp == 0bv32)) && systemActive == 1bv32) && waterLevel == 1bv32 [2021-11-07 01:21:07,231 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && systemActive == 1bv32) && 0bv32 == pumpRunning) || (((((splverifierCounter == 0bv32 && 1bv32 == \result) && \result == 1bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning)) || ((((((splverifierCounter == 0bv32 && !(0bv32 == \result)) && 1bv32 == \result) && !(tmp == 0bv32)) && systemActive == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning) [2021-11-07 01:21:07,233 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && systemActive == 1bv32) && 0bv32 == pumpRunning) || (((((((((splverifierCounter == 0bv32 && !(0bv32 == \result)) && 1bv32 == \result) && !(tmp == 0bv32)) && tmp___0 == 0bv32) && systemActive == 1bv32) && tmp == 1bv32) && \result == 0bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning)) || ((((((((splverifierCounter == 0bv32 && 1bv32 == \result) && \result == 1bv32) && tmp___0 == 0bv32) && systemActive == 1bv32) && tmp == 1bv32) && \result == 0bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning) [2021-11-07 01:21:07,234 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((splverifierCounter == 0bv32 && !(0bv32 == \result)) && !(tmp == 0bv32)) && \result == 0bv32) && systemActive == 1bv32) && tmp == 0bv32) && waterLevel == 1bv32 [2021-11-07 01:21:07,236 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((splverifierCounter == 0bv32 && !(0bv32 == \result)) && 1bv32 == \result) && !(tmp == 0bv32)) && systemActive == 1bv32) && tmp == 0bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning [2021-11-07 01:21:07,236 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((splverifierCounter == 0bv32 && !(0bv32 == \result)) && !(tmp == 0bv32)) && tmp == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && tmp == 0bv32) && \result == 1bv32) && waterLevel == 1bv32) && tmp___0 == 1bv32 [2021-11-07 01:21:07,237 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((splverifierCounter == 0bv32 && !(0bv32 == \result)) && 1bv32 == \result) && !(tmp == 0bv32)) && tmp___0 == 0bv32) && systemActive == 1bv32) && tmp == 0bv32) && tmp == 1bv32) && \result == 0bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning [2021-11-07 01:21:07,350 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88e71155-f7fd-4b0e-8bae-a9e20013d629/bin/utaipan-UUZaoUuFF8/witness.graphml [2021-11-07 01:21:07,350 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-11-07 01:21:07,352 INFO L168 Benchmark]: Toolchain (without parser) took 46029.13 ms. Allocated memory was 69.2 MB in the beginning and 174.1 MB in the end (delta: 104.9 MB). Free memory was 50.5 MB in the beginning and 66.2 MB in the end (delta: -15.7 MB). Peak memory consumption was 87.6 MB. Max. memory is 16.1 GB. [2021-11-07 01:21:07,353 INFO L168 Benchmark]: CDTParser took 0.38 ms. Allocated memory is still 69.2 MB. Free memory was 51.2 MB in the beginning and 51.2 MB in the end (delta: 54.9 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-11-07 01:21:07,353 INFO L168 Benchmark]: CACSL2BoogieTranslator took 918.13 ms. Allocated memory is still 69.2 MB. Free memory was 50.4 MB in the beginning and 38.5 MB in the end (delta: 11.8 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2021-11-07 01:21:07,354 INFO L168 Benchmark]: Boogie Procedure Inliner took 145.71 ms. Allocated memory is still 69.2 MB. Free memory was 38.5 MB in the beginning and 32.9 MB in the end (delta: 5.6 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-11-07 01:21:07,354 INFO L168 Benchmark]: Boogie Preprocessor took 138.95 ms. Allocated memory was 69.2 MB in the beginning and 96.5 MB in the end (delta: 27.3 MB). Free memory was 32.9 MB in the beginning and 75.0 MB in the end (delta: -42.1 MB). Peak memory consumption was 6.1 MB. Max. memory is 16.1 GB. [2021-11-07 01:21:07,355 INFO L168 Benchmark]: RCFGBuilder took 3721.55 ms. Allocated memory is still 96.5 MB. Free memory was 75.0 MB in the beginning and 66.2 MB in the end (delta: 8.9 MB). Peak memory consumption was 32.8 MB. Max. memory is 16.1 GB. [2021-11-07 01:21:07,355 INFO L168 Benchmark]: TraceAbstraction took 40878.11 ms. Allocated memory was 96.5 MB in the beginning and 174.1 MB in the end (delta: 77.6 MB). Free memory was 66.2 MB in the beginning and 85.1 MB in the end (delta: -18.9 MB). Peak memory consumption was 100.4 MB. Max. memory is 16.1 GB. [2021-11-07 01:21:07,356 INFO L168 Benchmark]: Witness Printer took 217.74 ms. Allocated memory is still 174.1 MB. Free memory was 84.0 MB in the beginning and 66.2 MB in the end (delta: 17.8 MB). Peak memory consumption was 16.8 MB. Max. memory is 16.1 GB. [2021-11-07 01:21:07,359 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.38 ms. Allocated memory is still 69.2 MB. Free memory was 51.2 MB in the beginning and 51.2 MB in the end (delta: 54.9 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 918.13 ms. Allocated memory is still 69.2 MB. Free memory was 50.4 MB in the beginning and 38.5 MB in the end (delta: 11.8 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 145.71 ms. Allocated memory is still 69.2 MB. Free memory was 38.5 MB in the beginning and 32.9 MB in the end (delta: 5.6 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 138.95 ms. Allocated memory was 69.2 MB in the beginning and 96.5 MB in the end (delta: 27.3 MB). Free memory was 32.9 MB in the beginning and 75.0 MB in the end (delta: -42.1 MB). Peak memory consumption was 6.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 3721.55 ms. Allocated memory is still 96.5 MB. Free memory was 75.0 MB in the beginning and 66.2 MB in the end (delta: 8.9 MB). Peak memory consumption was 32.8 MB. Max. memory is 16.1 GB. * TraceAbstraction took 40878.11 ms. Allocated memory was 96.5 MB in the beginning and 174.1 MB in the end (delta: 77.6 MB). Free memory was 66.2 MB in the beginning and 85.1 MB in the end (delta: -18.9 MB). Peak memory consumption was 100.4 MB. Max. memory is 16.1 GB. * Witness Printer took 217.74 ms. Allocated memory is still 174.1 MB. Free memory was 84.0 MB in the beginning and 66.2 MB in the end (delta: 17.8 MB). Peak memory consumption was 16.8 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, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 54]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 54]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 54]: 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, 225 locations, 3 error locations. Started 1 CEGAR loops. OverallTime: 40.7s, OverallIterations: 11, TraceHistogramMax: 3, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 10.5s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 15.1s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 1895 SDtfs, 5480 SDslu, 5413 SDs, 0 SdLazy, 980 SolverSat, 221 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 6.4s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 1351 GetRequests, 1212 SyntacticMatches, 0 SemanticMatches, 139 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2296 ImplicationChecksByTransitivity, 2.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=664occurred in iteration=10, InterpolantAutomatonStates: 134, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.5s AutomataMinimizationTime, 11 MinimizatonAttempts, 5356 StatesRemovedByMinimization, 7 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 91 LocationsWithAnnotation, 91 PreInvPairs, 247 NumberOfFragments, 851 HoareAnnotationTreeSize, 91 FomulaSimplifications, 1640561 FormulaSimplificationTreeSizeReduction, 4.0s HoareSimplificationTime, 91 FomulaSimplificationsInter, 246342 FormulaSimplificationTreeSizeReductionInter, 11.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.4s SsaConstructionTime, 1.9s SatisfiabilityAnalysisTime, 5.8s InterpolantComputationTime, 641 NumberOfCodeBlocks, 641 NumberOfCodeBlocksAsserted, 14 NumberOfCheckSat, 1254 ConstructedInterpolants, 0 QuantifiedInterpolants, 2721 SizeOfPredicates, 36 NumberOfNonLiveVariables, 3259 ConjunctsInSsa, 70 ConjunctsInUnsatCore, 28 InterpolantComputations, 20 PerfectInterpolantSequences, 264/330 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: 444]: Loop Invariant Derived loop invariant: (((methaneLevelCritical == 0bv32 && \result == 1bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 342]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 286]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 286]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1009]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 286]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 342]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 286]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 954]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 286]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 361]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1009]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 342]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 954]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 361]: Loop Invariant Derived loop invariant: ((((((((splverifierCounter == 0bv32 && !(0bv32 == \result)) && !(tmp == 0bv32)) && tmp == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && tmp == 0bv32) && \result == 1bv32) && waterLevel == 1bv32) && tmp___0 == 1bv32 - InvariantResult [Line: 286]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 94]: Loop Invariant Derived loop invariant: ((((((splverifierCounter == 0bv32 && \result == 1bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning) || ((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && systemActive == 1bv32) && !(waterLevel == 0bv32)) && 0bv32 == pumpRunning)) || (((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && !(0bv32 == \result)) && !(tmp == 0bv32)) && systemActive == 1bv32) && !(waterLevel == 0bv32))) || (((((splverifierCounter == 0bv32 && systemActive == 1bv32) && waterLevel == 1bv32) && tmp == 1bv32) && 1bv32 == \result) && 0bv32 == pumpRunning) - InvariantResult [Line: 986]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0bv32 && waterLevel == 2bv32) && !(0bv32 == \result)) && systemActive == 1bv32) || ((((splverifierCounter == 0bv32 && systemActive == 1bv32) && waterLevel == 1bv32) && 1bv32 == \result) && 0bv32 == pumpRunning) - InvariantResult [Line: 536]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 995]: Loop Invariant Derived loop invariant: ((((((splverifierCounter == 0bv32 && !(0bv32 == \result)) && 1bv32 == \result) && !(tmp == 0bv32)) && systemActive == 1bv32) && tmp == 0bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 297]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 954]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 342]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 954]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 297]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 361]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 995]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 342]: Loop Invariant Derived loop invariant: ((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && systemActive == 1bv32) && 0bv32 == pumpRunning) || (((((((((splverifierCounter == 0bv32 && !(0bv32 == \result)) && 1bv32 == \result) && !(tmp == 0bv32)) && tmp___0 == 0bv32) && systemActive == 1bv32) && tmp == 1bv32) && \result == 0bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning)) || ((((((((splverifierCounter == 0bv32 && 1bv32 == \result) && \result == 1bv32) && tmp___0 == 0bv32) && systemActive == 1bv32) && tmp == 1bv32) && \result == 0bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning) - InvariantResult [Line: 526]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: ((methaneLevelCritical == 0bv32 && systemActive == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 465]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 954]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 286]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 342]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 509]: Loop Invariant Derived loop invariant: (((methaneLevelCritical == 0bv32 && \result == 1bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 147]: Loop Invariant Derived loop invariant: ((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && systemActive == 1bv32) && 0bv32 == pumpRunning) || ((((splverifierCounter == 0bv32 && \result == 1bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning)) || ((((splverifierCounter == 0bv32 && !(0bv32 == \result)) && !(tmp == 0bv32)) && systemActive == 1bv32) && waterLevel == 1bv32) - InvariantResult [Line: 155]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1009]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 361]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 995]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 995]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && !(0bv32 == \result)) && !(tmp == 0bv32)) && systemActive == 1bv32) || (((((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 1bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning)) || (((((splverifierCounter == 0bv32 && systemActive == 1bv32) && waterLevel == 1bv32) && tmp == 1bv32) && 1bv32 == \result) && 0bv32 == pumpRunning) - InvariantResult [Line: 954]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0bv32 && !(0bv32 == \result)) && !(tmp == 0bv32)) && systemActive == 1bv32) && waterLevel == 1bv32 - InvariantResult [Line: 954]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 342]: Loop Invariant Derived loop invariant: (((((((((splverifierCounter == 0bv32 && !(0bv32 == \result)) && 1bv32 == \result) && !(tmp == 0bv32)) && tmp___0 == 0bv32) && systemActive == 1bv32) && tmp == 0bv32) && tmp == 1bv32) && \result == 0bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 954]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 147]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 286]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 954]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 986]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 995]: Loop Invariant Derived loop invariant: ((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && systemActive == 1bv32) && 0bv32 == pumpRunning) || (((((splverifierCounter == 0bv32 && 1bv32 == \result) && \result == 1bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning)) || ((((((splverifierCounter == 0bv32 && !(0bv32 == \result)) && 1bv32 == \result) && !(tmp == 0bv32)) && systemActive == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning) - InvariantResult [Line: 147]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 342]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1009]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 342]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 954]: Loop Invariant Derived loop invariant: ((splverifierCounter == 0bv32 && waterLevel == 2bv32) && systemActive == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 286]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 995]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1009]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 286]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 342]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 286]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 954]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 297]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 342]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 155]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0bv32 && waterLevel == 2bv32) && systemActive == 1bv32) || (((((splverifierCounter == 0bv32 && !(0bv32 == \result)) && !(tmp == 0bv32)) && systemActive == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning)) || ((((((splverifierCounter == 0bv32 && 1bv32 == \result) && \result == 1bv32) && systemActive == 1bv32) && tmp == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning) - InvariantResult [Line: 954]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 995]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 73]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 995]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 954]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 286]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 286]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0bv32 && !(0bv32 == \result)) && !(tmp == 0bv32)) && systemActive == 1bv32) && waterLevel == 1bv32 - InvariantResult [Line: 954]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 155]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 286]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 286]: Loop Invariant Derived loop invariant: ((splverifierCounter == 0bv32 && waterLevel == 2bv32) && systemActive == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 342]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 84]: Loop Invariant Derived loop invariant: (((((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && !(0bv32 == \result)) && !(tmp == 0bv32)) && systemActive == 1bv32) && !(waterLevel == 0bv32)) || (((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && methaneLevelCritical == 0bv32) && systemActive == 1bv32) && !(waterLevel == 0bv32)) && 0bv32 == pumpRunning)) || (((((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 1bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning)) || (((((splverifierCounter == 0bv32 && systemActive == 1bv32) && waterLevel == 1bv32) && tmp == 1bv32) && 1bv32 == \result) && 0bv32 == pumpRunning) - InvariantResult [Line: 995]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1009]: Loop Invariant Derived loop invariant: (((((splverifierCounter == 0bv32 && !(0bv32 == \result)) && !(tmp == 0bv32)) && \result == 0bv32) && systemActive == 1bv32) && tmp == 0bv32) && waterLevel == 1bv32 - InvariantResult [Line: 148]: Loop Invariant Derived loop invariant: ((((((splverifierCounter == 0bv32 && \result == 1bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning) || ((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && systemActive == 1bv32) && !(waterLevel == 0bv32)) && 0bv32 == pumpRunning)) || (((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && !(0bv32 == \result)) && !(tmp == 0bv32)) && systemActive == 1bv32) && !(waterLevel == 0bv32))) || (((((splverifierCounter == 0bv32 && systemActive == 1bv32) && waterLevel == 1bv32) && tmp == 1bv32) && 1bv32 == \result) && 0bv32 == pumpRunning) - InvariantResult [Line: 954]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 995]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 986]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 995]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 361]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 995]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 361]: Loop Invariant Derived loop invariant: 0 RESULT: Ultimate proved your program to be correct! [2021-11-07 01:21:07,449 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88e71155-f7fd-4b0e-8bae-a9e20013d629/bin/utaipan-UUZaoUuFF8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE