./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/loop-industry-pattern/ofuf_5.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version b2eff8ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86b82f06-49ca-4671-97d7-d15184daba11/bin/utaipan-SDwSMHVbGG/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86b82f06-49ca-4671-97d7-d15184daba11/bin/utaipan-SDwSMHVbGG/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86b82f06-49ca-4671-97d7-d15184daba11/bin/utaipan-SDwSMHVbGG/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86b82f06-49ca-4671-97d7-d15184daba11/bin/utaipan-SDwSMHVbGG/config/TaipanReach.xml -i ../../sv-benchmarks/c/loop-industry-pattern/ofuf_5.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86b82f06-49ca-4671-97d7-d15184daba11/bin/utaipan-SDwSMHVbGG/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86b82f06-49ca-4671-97d7-d15184daba11/bin/utaipan-SDwSMHVbGG --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 dbf8943cb9f9a3b213e9817cc53efcf4d89e0e525f47b2351825c8c29bc65e71 ............................................................................................................................................ Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86b82f06-49ca-4671-97d7-d15184daba11/bin/utaipan-SDwSMHVbGG/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86b82f06-49ca-4671-97d7-d15184daba11/bin/utaipan-SDwSMHVbGG/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86b82f06-49ca-4671-97d7-d15184daba11/bin/utaipan-SDwSMHVbGG/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86b82f06-49ca-4671-97d7-d15184daba11/bin/utaipan-SDwSMHVbGG/config/TaipanReach.xml -i ../../sv-benchmarks/c/loop-industry-pattern/ofuf_5.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86b82f06-49ca-4671-97d7-d15184daba11/bin/utaipan-SDwSMHVbGG/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86b82f06-49ca-4671-97d7-d15184daba11/bin/utaipan-SDwSMHVbGG --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 dbf8943cb9f9a3b213e9817cc53efcf4d89e0e525f47b2351825c8c29bc65e71 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.1-dev-b2eff8b [2021-10-29 04:49:30,763 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-29 04:49:30,765 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-29 04:49:30,810 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-29 04:49:30,812 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-29 04:49:30,817 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-29 04:49:30,820 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-29 04:49:30,824 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-29 04:49:30,826 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-29 04:49:30,832 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-29 04:49:30,833 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-29 04:49:30,835 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-29 04:49:30,835 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-29 04:49:30,838 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-29 04:49:30,840 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-29 04:49:30,847 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-29 04:49:30,848 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-29 04:49:30,849 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-29 04:49:30,854 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-29 04:49:30,862 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-29 04:49:30,863 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-29 04:49:30,866 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-29 04:49:30,867 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-29 04:49:30,869 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-29 04:49:30,872 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-29 04:49:30,872 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-29 04:49:30,873 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-29 04:49:30,874 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-29 04:49:30,874 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-29 04:49:30,876 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-29 04:49:30,876 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-29 04:49:30,877 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-29 04:49:30,878 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-29 04:49:30,879 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-29 04:49:30,880 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-29 04:49:30,880 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-29 04:49:30,881 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-29 04:49:30,882 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-29 04:49:30,882 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-29 04:49:30,883 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-29 04:49:30,883 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-29 04:49:30,884 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86b82f06-49ca-4671-97d7-d15184daba11/bin/utaipan-SDwSMHVbGG/config/svcomp-Reach-32bit-Taipan_Default.epf [2021-10-29 04:49:30,910 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-29 04:49:30,910 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-29 04:49:30,911 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-29 04:49:30,912 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-29 04:49:30,912 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-29 04:49:30,912 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-29 04:49:30,912 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-10-29 04:49:30,913 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-29 04:49:30,913 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-29 04:49:30,913 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-10-29 04:49:30,913 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-10-29 04:49:30,913 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-29 04:49:30,914 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-10-29 04:49:30,914 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-10-29 04:49:30,914 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-10-29 04:49:30,915 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-29 04:49:30,915 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-29 04:49:30,915 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-29 04:49:30,916 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-29 04:49:30,916 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-29 04:49:30,916 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-29 04:49:30,916 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-29 04:49:30,917 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-29 04:49:30,917 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-29 04:49:30,917 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-29 04:49:30,917 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-29 04:49:30,917 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-29 04:49:30,918 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-29 04:49:30,918 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-29 04:49:30,918 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-29 04:49:30,918 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-29 04:49:30,919 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-29 04:49:30,919 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-29 04:49:30,919 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-29 04:49:30,919 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-10-29 04:49:30,920 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-29 04:49:30,920 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-29 04:49:30,920 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-29 04:49:30,920 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-29 04:49:30,920 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_86b82f06-49ca-4671-97d7-d15184daba11/bin/utaipan-SDwSMHVbGG/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86b82f06-49ca-4671-97d7-d15184daba11/bin/utaipan-SDwSMHVbGG Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> dbf8943cb9f9a3b213e9817cc53efcf4d89e0e525f47b2351825c8c29bc65e71 [2021-10-29 04:49:31,152 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-29 04:49:31,174 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-29 04:49:31,176 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-29 04:49:31,178 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-29 04:49:31,179 INFO L275 PluginConnector]: CDTParser initialized [2021-10-29 04:49:31,180 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86b82f06-49ca-4671-97d7-d15184daba11/bin/utaipan-SDwSMHVbGG/../../sv-benchmarks/c/loop-industry-pattern/ofuf_5.c [2021-10-29 04:49:31,244 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86b82f06-49ca-4671-97d7-d15184daba11/bin/utaipan-SDwSMHVbGG/data/a3b48ecf9/8450388d15cc44f0b4df5afd3610c61c/FLAGe23cf6760 [2021-10-29 04:49:31,769 INFO L306 CDTParser]: Found 1 translation units. [2021-10-29 04:49:31,770 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86b82f06-49ca-4671-97d7-d15184daba11/sv-benchmarks/c/loop-industry-pattern/ofuf_5.c [2021-10-29 04:49:31,780 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86b82f06-49ca-4671-97d7-d15184daba11/bin/utaipan-SDwSMHVbGG/data/a3b48ecf9/8450388d15cc44f0b4df5afd3610c61c/FLAGe23cf6760 [2021-10-29 04:49:32,086 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86b82f06-49ca-4671-97d7-d15184daba11/bin/utaipan-SDwSMHVbGG/data/a3b48ecf9/8450388d15cc44f0b4df5afd3610c61c [2021-10-29 04:49:32,091 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-29 04:49:32,093 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-29 04:49:32,097 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-29 04:49:32,098 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-29 04:49:32,101 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-29 04:49:32,101 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 04:49:32" (1/1) ... [2021-10-29 04:49:32,103 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5da2579a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:49:32, skipping insertion in model container [2021-10-29 04:49:32,103 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 04:49:32" (1/1) ... [2021-10-29 04:49:32,110 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-29 04:49:32,164 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-29 04:49:32,465 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_86b82f06-49ca-4671-97d7-d15184daba11/sv-benchmarks/c/loop-industry-pattern/ofuf_5.c[11314,11327] [2021-10-29 04:49:32,467 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-29 04:49:32,478 ERROR L326 MainTranslator]: Unsupported Syntax: Found a cast between two array/pointer types where the value type is smaller than the cast-to type while using memory model HoenickeLindenmann_Original (while Not using bitvector translation) [2021-10-29 04:49:32,479 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@3d121784 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:49:32, skipping insertion in model container [2021-10-29 04:49:32,479 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-29 04:49:32,480 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-10-29 04:49:32,482 INFO L168 Benchmark]: Toolchain (without parser) took 387.35 ms. Allocated memory was 94.4 MB in the beginning and 125.8 MB in the end (delta: 31.5 MB). Free memory was 66.1 MB in the beginning and 99.4 MB in the end (delta: -33.2 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-10-29 04:49:32,483 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 94.4 MB. Free memory was 51.1 MB in the beginning and 51.0 MB in the end (delta: 53.2 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-29 04:49:32,484 INFO L168 Benchmark]: CACSL2BoogieTranslator took 382.29 ms. Allocated memory was 94.4 MB in the beginning and 125.8 MB in the end (delta: 31.5 MB). Free memory was 65.9 MB in the beginning and 99.4 MB in the end (delta: -33.4 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-10-29 04:49:32,486 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 ms. Allocated memory is still 94.4 MB. Free memory was 51.1 MB in the beginning and 51.0 MB in the end (delta: 53.2 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 382.29 ms. Allocated memory was 94.4 MB in the beginning and 125.8 MB in the end (delta: 31.5 MB). Free memory was 65.9 MB in the beginning and 99.4 MB in the end (delta: -33.4 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 404]: Unsupported Syntax Found a cast between two array/pointer types where the value type is smaller than the cast-to type while using memory model HoenickeLindenmann_Original (while Not using bitvector translation) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.2.1-dev-b2eff8b [2021-10-29 04:49:34,808 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-29 04:49:34,810 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-29 04:49:34,857 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-29 04:49:34,858 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-29 04:49:34,861 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-29 04:49:34,864 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-29 04:49:34,868 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-29 04:49:34,872 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-29 04:49:34,879 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-29 04:49:34,881 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-29 04:49:34,883 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-29 04:49:34,883 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-29 04:49:34,886 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-29 04:49:34,888 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-29 04:49:34,892 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-29 04:49:34,894 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-29 04:49:34,895 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-29 04:49:34,912 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-29 04:49:34,923 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-29 04:49:34,925 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-29 04:49:34,926 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-29 04:49:34,930 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-29 04:49:34,932 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-29 04:49:34,941 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-29 04:49:34,941 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-29 04:49:34,942 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-29 04:49:34,944 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-29 04:49:34,945 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-29 04:49:34,946 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-29 04:49:34,946 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-29 04:49:34,947 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-29 04:49:34,949 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-29 04:49:34,950 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-29 04:49:34,952 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-29 04:49:34,952 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-29 04:49:34,953 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-29 04:49:34,954 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-29 04:49:34,954 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-29 04:49:34,956 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-29 04:49:34,957 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-29 04:49:34,962 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86b82f06-49ca-4671-97d7-d15184daba11/bin/utaipan-SDwSMHVbGG/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2021-10-29 04:49:35,008 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-29 04:49:35,009 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-29 04:49:35,010 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-29 04:49:35,010 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-29 04:49:35,011 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-29 04:49:35,011 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-29 04:49:35,011 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-29 04:49:35,011 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-29 04:49:35,012 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-29 04:49:35,013 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-29 04:49:35,014 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-29 04:49:35,015 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-29 04:49:35,015 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-29 04:49:35,015 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-29 04:49:35,015 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-29 04:49:35,016 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-29 04:49:35,016 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-29 04:49:35,016 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-10-29 04:49:35,016 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-10-29 04:49:35,016 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-29 04:49:35,017 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-29 04:49:35,017 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-29 04:49:35,017 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-29 04:49:35,017 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-29 04:49:35,018 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-29 04:49:35,018 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-29 04:49:35,018 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-29 04:49:35,018 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-29 04:49:35,019 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-29 04:49:35,019 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-29 04:49:35,019 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-10-29 04:49:35,019 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-10-29 04:49:35,020 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-29 04:49:35,020 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-29 04:49:35,021 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-29 04:49:35,021 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_86b82f06-49ca-4671-97d7-d15184daba11/bin/utaipan-SDwSMHVbGG/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86b82f06-49ca-4671-97d7-d15184daba11/bin/utaipan-SDwSMHVbGG Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> dbf8943cb9f9a3b213e9817cc53efcf4d89e0e525f47b2351825c8c29bc65e71 [2021-10-29 04:49:35,376 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-29 04:49:35,402 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-29 04:49:35,406 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-29 04:49:35,407 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-29 04:49:35,408 INFO L275 PluginConnector]: CDTParser initialized [2021-10-29 04:49:35,409 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86b82f06-49ca-4671-97d7-d15184daba11/bin/utaipan-SDwSMHVbGG/../../sv-benchmarks/c/loop-industry-pattern/ofuf_5.c [2021-10-29 04:49:35,477 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86b82f06-49ca-4671-97d7-d15184daba11/bin/utaipan-SDwSMHVbGG/data/c18fc2e45/17bb457462a54911bc7237c76b8d9250/FLAGc7418f481 [2021-10-29 04:49:36,017 INFO L306 CDTParser]: Found 1 translation units. [2021-10-29 04:49:36,018 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86b82f06-49ca-4671-97d7-d15184daba11/sv-benchmarks/c/loop-industry-pattern/ofuf_5.c [2021-10-29 04:49:36,028 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86b82f06-49ca-4671-97d7-d15184daba11/bin/utaipan-SDwSMHVbGG/data/c18fc2e45/17bb457462a54911bc7237c76b8d9250/FLAGc7418f481 [2021-10-29 04:49:36,327 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86b82f06-49ca-4671-97d7-d15184daba11/bin/utaipan-SDwSMHVbGG/data/c18fc2e45/17bb457462a54911bc7237c76b8d9250 [2021-10-29 04:49:36,337 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-29 04:49:36,340 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-29 04:49:36,343 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-29 04:49:36,343 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-29 04:49:36,347 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-29 04:49:36,347 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 04:49:36" (1/1) ... [2021-10-29 04:49:36,350 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@43a6b336 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:49:36, skipping insertion in model container [2021-10-29 04:49:36,350 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 04:49:36" (1/1) ... [2021-10-29 04:49:36,359 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-29 04:49:36,413 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-29 04:49:36,782 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_86b82f06-49ca-4671-97d7-d15184daba11/sv-benchmarks/c/loop-industry-pattern/ofuf_5.c[11314,11327] [2021-10-29 04:49:36,792 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-29 04:49:36,813 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-10-29 04:49:36,830 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-29 04:49:36,893 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_86b82f06-49ca-4671-97d7-d15184daba11/sv-benchmarks/c/loop-industry-pattern/ofuf_5.c[11314,11327] [2021-10-29 04:49:36,893 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-29 04:49:36,906 INFO L203 MainTranslator]: Completed pre-run [2021-10-29 04:49:37,030 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_86b82f06-49ca-4671-97d7-d15184daba11/sv-benchmarks/c/loop-industry-pattern/ofuf_5.c[11314,11327] [2021-10-29 04:49:37,039 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-29 04:49:37,068 INFO L208 MainTranslator]: Completed translation [2021-10-29 04:49:37,069 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:49:37 WrapperNode [2021-10-29 04:49:37,069 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-29 04:49:37,071 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-29 04:49:37,071 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-29 04:49:37,071 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-29 04:49:37,078 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:49:37" (1/1) ... [2021-10-29 04:49:37,118 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:49:37" (1/1) ... [2021-10-29 04:49:37,190 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-29 04:49:37,191 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-29 04:49:37,191 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-29 04:49:37,192 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-29 04:49:37,200 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:49:37" (1/1) ... [2021-10-29 04:49:37,201 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:49:37" (1/1) ... [2021-10-29 04:49:37,225 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:49:37" (1/1) ... [2021-10-29 04:49:37,229 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:49:37" (1/1) ... [2021-10-29 04:49:37,283 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:49:37" (1/1) ... [2021-10-29 04:49:37,308 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:49:37" (1/1) ... [2021-10-29 04:49:37,312 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:49:37" (1/1) ... [2021-10-29 04:49:37,320 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-29 04:49:37,326 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-29 04:49:37,326 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-29 04:49:37,326 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-29 04:49:37,327 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:49:37" (1/1) ... [2021-10-29 04:49:37,338 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-29 04:49:37,352 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86b82f06-49ca-4671-97d7-d15184daba11/bin/utaipan-SDwSMHVbGG/z3 [2021-10-29 04:49:37,366 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86b82f06-49ca-4671-97d7-d15184daba11/bin/utaipan-SDwSMHVbGG/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-10-29 04:49:37,389 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86b82f06-49ca-4671-97d7-d15184daba11/bin/utaipan-SDwSMHVbGG/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-10-29 04:49:37,423 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-10-29 04:49:37,423 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2021-10-29 04:49:37,423 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2 [2021-10-29 04:49:37,423 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-10-29 04:49:37,423 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2021-10-29 04:49:37,423 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-10-29 04:49:37,424 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-29 04:49:37,424 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-10-29 04:49:37,424 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2 [2021-10-29 04:49:37,424 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-10-29 04:49:37,424 INFO L130 BoogieDeclarations]: Found specification of procedure fopen [2021-10-29 04:49:37,424 INFO L130 BoogieDeclarations]: Found specification of procedure Id_MCDC_95 [2021-10-29 04:49:37,425 INFO L138 BoogieDeclarations]: Found implementation of procedure Id_MCDC_95 [2021-10-29 04:49:37,425 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-10-29 04:49:37,425 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-29 04:49:37,425 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-29 04:49:37,425 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2021-10-29 04:49:37,425 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-10-29 04:49:37,426 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-10-29 04:49:38,883 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-29 04:49:38,883 INFO L299 CfgBuilder]: Removed 38 assume(true) statements. [2021-10-29 04:49:38,885 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 04:49:38 BoogieIcfgContainer [2021-10-29 04:49:38,886 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-29 04:49:38,887 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-29 04:49:38,888 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-29 04:49:38,891 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-29 04:49:38,891 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.10 04:49:36" (1/3) ... [2021-10-29 04:49:38,892 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@230436c4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.10 04:49:38, skipping insertion in model container [2021-10-29 04:49:38,892 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:49:37" (2/3) ... [2021-10-29 04:49:38,892 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@230436c4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.10 04:49:38, skipping insertion in model container [2021-10-29 04:49:38,893 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 04:49:38" (3/3) ... [2021-10-29 04:49:38,894 INFO L111 eAbstractionObserver]: Analyzing ICFG ofuf_5.c [2021-10-29 04:49:38,900 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-29 04:49:38,900 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-10-29 04:49:38,953 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-10-29 04:49:38,959 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 [2021-10-29 04:49:38,960 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-10-29 04:49:38,981 INFO L276 IsEmpty]: Start isEmpty. Operand has 178 states, 173 states have (on average 1.6473988439306357) internal successors, (285), 174 states have internal predecessors, (285), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2021-10-29 04:49:38,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-10-29 04:49:38,990 INFO L505 BasicCegarLoop]: Found error trace [2021-10-29 04:49:38,991 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] [2021-10-29 04:49:38,991 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting Id_MCDC_95Err0ASSERT_VIOLATIONERROR_FUNCTION === [Id_MCDC_95Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-29 04:49:38,997 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-29 04:49:38,997 INFO L85 PathProgramCache]: Analyzing trace with hash -1619751197, now seen corresponding path program 1 times [2021-10-29 04:49:39,010 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-29 04:49:39,011 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [512005225] [2021-10-29 04:49:39,011 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-29 04:49:39,012 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-29 04:49:39,012 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86b82f06-49ca-4671-97d7-d15184daba11/bin/utaipan-SDwSMHVbGG/mathsat [2021-10-29 04:49:39,019 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86b82f06-49ca-4671-97d7-d15184daba11/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-29 04:49:39,050 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86b82f06-49ca-4671-97d7-d15184daba11/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2021-10-29 04:49:39,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:49:39,250 INFO L263 TraceCheckSpWp]: Trace formula consists of 227 conjuncts, 1 conjunts are in the unsatisfiable core [2021-10-29 04:49:39,255 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 04:49:39,345 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:49:39,345 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-29 04:49:39,406 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:49:39,407 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-29 04:49:39,407 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [512005225] [2021-10-29 04:49:39,408 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [512005225] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-29 04:49:39,408 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-29 04:49:39,409 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 2 [2021-10-29 04:49:39,411 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [754063846] [2021-10-29 04:49:39,416 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-10-29 04:49:39,416 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-29 04:49:39,430 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-10-29 04:49:39,431 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-29 04:49:39,434 INFO L87 Difference]: Start difference. First operand has 178 states, 173 states have (on average 1.6473988439306357) internal successors, (285), 174 states have internal predecessors, (285), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Second operand has 2 states, 2 states have (on average 10.5) internal successors, (21), 2 states have internal predecessors, (21), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 04:49:39,475 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-29 04:49:39,476 INFO L93 Difference]: Finished difference Result 351 states and 572 transitions. [2021-10-29 04:49:39,476 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-29 04:49:39,477 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 10.5) internal successors, (21), 2 states have internal predecessors, (21), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 22 [2021-10-29 04:49:39,478 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-29 04:49:39,488 INFO L225 Difference]: With dead ends: 351 [2021-10-29 04:49:39,488 INFO L226 Difference]: Without dead ends: 174 [2021-10-29 04:49:39,492 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 42 GetRequests, 42 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-29 04:49:39,524 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 174 states. [2021-10-29 04:49:39,553 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 174 to 174. [2021-10-29 04:49:39,555 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 174 states, 170 states have (on average 1.576470588235294) internal successors, (268), 171 states have internal predecessors, (268), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-10-29 04:49:39,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 174 states to 174 states and 271 transitions. [2021-10-29 04:49:39,561 INFO L78 Accepts]: Start accepts. Automaton has 174 states and 271 transitions. Word has length 22 [2021-10-29 04:49:39,561 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-29 04:49:39,562 INFO L470 AbstractCegarLoop]: Abstraction has 174 states and 271 transitions. [2021-10-29 04:49:39,562 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 10.5) internal successors, (21), 2 states have internal predecessors, (21), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 04:49:39,562 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 271 transitions. [2021-10-29 04:49:39,564 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-10-29 04:49:39,565 INFO L505 BasicCegarLoop]: Found error trace [2021-10-29 04:49:39,565 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] [2021-10-29 04:49:39,583 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86b82f06-49ca-4671-97d7-d15184daba11/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2021-10-29 04:49:39,779 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86b82f06-49ca-4671-97d7-d15184daba11/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 [2021-10-29 04:49:39,780 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting Id_MCDC_95Err0ASSERT_VIOLATIONERROR_FUNCTION === [Id_MCDC_95Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-29 04:49:39,781 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-29 04:49:39,781 INFO L85 PathProgramCache]: Analyzing trace with hash -1421069872, now seen corresponding path program 1 times [2021-10-29 04:49:39,782 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-29 04:49:39,782 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1599548391] [2021-10-29 04:49:39,782 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-29 04:49:39,782 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-29 04:49:39,783 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86b82f06-49ca-4671-97d7-d15184daba11/bin/utaipan-SDwSMHVbGG/mathsat [2021-10-29 04:49:39,789 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86b82f06-49ca-4671-97d7-d15184daba11/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-29 04:49:39,791 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86b82f06-49ca-4671-97d7-d15184daba11/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2021-10-29 04:49:40,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:49:40,023 INFO L263 TraceCheckSpWp]: Trace formula consists of 227 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-29 04:49:40,026 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 04:49:40,106 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:49:40,106 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-29 04:49:40,178 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:49:40,179 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-29 04:49:40,179 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1599548391] [2021-10-29 04:49:40,179 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1599548391] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-29 04:49:40,179 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-29 04:49:40,180 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 4 [2021-10-29 04:49:40,180 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [112593948] [2021-10-29 04:49:40,181 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-10-29 04:49:40,181 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-29 04:49:40,182 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-29 04:49:40,183 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-10-29 04:49:40,183 INFO L87 Difference]: Start difference. First operand 174 states and 271 transitions. Second operand has 4 states, 4 states have (on average 5.75) internal successors, (23), 4 states have internal predecessors, (23), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 04:49:40,325 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-29 04:49:40,325 INFO L93 Difference]: Finished difference Result 636 states and 1009 transitions. [2021-10-29 04:49:40,331 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-29 04:49:40,331 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 5.75) internal successors, (23), 4 states have internal predecessors, (23), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 22 [2021-10-29 04:49:40,334 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-29 04:49:40,339 INFO L225 Difference]: With dead ends: 636 [2021-10-29 04:49:40,339 INFO L226 Difference]: Without dead ends: 467 [2021-10-29 04:49:40,341 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 [2021-10-29 04:49:40,343 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 467 states. [2021-10-29 04:49:40,375 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 467 to 177. [2021-10-29 04:49:40,376 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 177 states, 173 states have (on average 1.5664739884393064) internal successors, (271), 174 states have internal predecessors, (271), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-10-29 04:49:40,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 177 states to 177 states and 274 transitions. [2021-10-29 04:49:40,378 INFO L78 Accepts]: Start accepts. Automaton has 177 states and 274 transitions. Word has length 22 [2021-10-29 04:49:40,378 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-29 04:49:40,378 INFO L470 AbstractCegarLoop]: Abstraction has 177 states and 274 transitions. [2021-10-29 04:49:40,379 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 5.75) internal successors, (23), 4 states have internal predecessors, (23), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 04:49:40,379 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 274 transitions. [2021-10-29 04:49:40,381 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-10-29 04:49:40,381 INFO L505 BasicCegarLoop]: Found error trace [2021-10-29 04:49:40,381 INFO L513 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-29 04:49:40,408 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86b82f06-49ca-4671-97d7-d15184daba11/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2021-10-29 04:49:40,601 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86b82f06-49ca-4671-97d7-d15184daba11/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 [2021-10-29 04:49:40,602 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting Id_MCDC_95Err0ASSERT_VIOLATIONERROR_FUNCTION === [Id_MCDC_95Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-29 04:49:40,602 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-29 04:49:40,602 INFO L85 PathProgramCache]: Analyzing trace with hash -271600628, now seen corresponding path program 1 times [2021-10-29 04:49:40,607 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-29 04:49:40,607 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [701162270] [2021-10-29 04:49:40,607 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-29 04:49:40,607 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-29 04:49:40,608 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86b82f06-49ca-4671-97d7-d15184daba11/bin/utaipan-SDwSMHVbGG/mathsat [2021-10-29 04:49:40,610 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86b82f06-49ca-4671-97d7-d15184daba11/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-29 04:49:40,646 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86b82f06-49ca-4671-97d7-d15184daba11/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2021-10-29 04:49:40,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:49:40,864 INFO L263 TraceCheckSpWp]: Trace formula consists of 237 conjuncts, 4 conjunts are in the unsatisfiable core [2021-10-29 04:49:40,866 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 04:49:41,032 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:49:41,032 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-29 04:49:41,142 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:49:41,142 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-29 04:49:41,142 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [701162270] [2021-10-29 04:49:41,143 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [701162270] provided 0 perfect and 2 imperfect interpolant sequences [2021-10-29 04:49:41,143 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1575753131] [2021-10-29 04:49:41,143 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-29 04:49:41,143 INFO L170 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2021-10-29 04:49:41,143 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86b82f06-49ca-4671-97d7-d15184daba11/bin/utaipan-SDwSMHVbGG/cvc4 [2021-10-29 04:49:41,147 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86b82f06-49ca-4671-97d7-d15184daba11/bin/utaipan-SDwSMHVbGG/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2021-10-29 04:49:41,173 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86b82f06-49ca-4671-97d7-d15184daba11/bin/utaipan-SDwSMHVbGG/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2021-10-29 04:49:41,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:49:41,424 INFO L263 TraceCheckSpWp]: Trace formula consists of 237 conjuncts, 3 conjunts are in the unsatisfiable core [2021-10-29 04:49:41,426 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 04:49:41,524 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-10-29 04:49:41,524 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-29 04:49:41,622 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-10-29 04:49:41,622 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1575753131] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-29 04:49:41,623 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 2 imperfect interpolant sequences. [2021-10-29 04:49:41,623 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4, 4] imperfect sequences [5, 5] total 12 [2021-10-29 04:49:41,623 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1919070464] [2021-10-29 04:49:41,624 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-10-29 04:49:41,624 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-29 04:49:41,625 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-10-29 04:49:41,625 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=101, Unknown=0, NotChecked=0, Total=132 [2021-10-29 04:49:41,626 INFO L87 Difference]: Start difference. First operand 177 states and 274 transitions. Second operand has 6 states, 6 states have (on average 4.333333333333333) internal successors, (26), 4 states have internal predecessors, (26), 1 states have call successors, (2), 2 states have call predecessors, (2), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 04:49:41,757 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-29 04:49:41,757 INFO L93 Difference]: Finished difference Result 260 states and 378 transitions. [2021-10-29 04:49:41,759 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-10-29 04:49:41,759 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 4.333333333333333) internal successors, (26), 4 states have internal predecessors, (26), 1 states have call successors, (2), 2 states have call predecessors, (2), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 26 [2021-10-29 04:49:41,761 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-29 04:49:41,764 INFO L225 Difference]: With dead ends: 260 [2021-10-29 04:49:41,766 INFO L226 Difference]: Without dead ends: 238 [2021-10-29 04:49:41,768 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 102 GetRequests, 90 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 16 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=42, Invalid=140, Unknown=0, NotChecked=0, Total=182 [2021-10-29 04:49:41,770 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 238 states. [2021-10-29 04:49:41,804 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 238 to 216. [2021-10-29 04:49:41,805 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 216 states, 209 states have (on average 1.5167464114832536) internal successors, (317), 209 states have internal predecessors, (317), 4 states have call successors, (4), 3 states have call predecessors, (4), 2 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2021-10-29 04:49:41,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 216 states and 324 transitions. [2021-10-29 04:49:41,808 INFO L78 Accepts]: Start accepts. Automaton has 216 states and 324 transitions. Word has length 26 [2021-10-29 04:49:41,808 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-29 04:49:41,808 INFO L470 AbstractCegarLoop]: Abstraction has 216 states and 324 transitions. [2021-10-29 04:49:41,809 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 4.333333333333333) internal successors, (26), 4 states have internal predecessors, (26), 1 states have call successors, (2), 2 states have call predecessors, (2), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 04:49:41,809 INFO L276 IsEmpty]: Start isEmpty. Operand 216 states and 324 transitions. [2021-10-29 04:49:41,819 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-10-29 04:49:41,819 INFO L505 BasicCegarLoop]: Found error trace [2021-10-29 04:49:41,819 INFO L513 BasicCegarLoop]: trace histogram [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] [2021-10-29 04:49:41,824 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86b82f06-49ca-4671-97d7-d15184daba11/bin/utaipan-SDwSMHVbGG/cvc4 --incremental --print-success --lang smt (5)] Forceful destruction successful, exit code 0 [2021-10-29 04:49:42,033 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86b82f06-49ca-4671-97d7-d15184daba11/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2021-10-29 04:49:42,223 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86b82f06-49ca-4671-97d7-d15184daba11/bin/utaipan-SDwSMHVbGG/cvc4 --incremental --print-success --lang smt,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86b82f06-49ca-4671-97d7-d15184daba11/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 [2021-10-29 04:49:42,224 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting Id_MCDC_95Err0ASSERT_VIOLATIONERROR_FUNCTION === [Id_MCDC_95Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-29 04:49:42,224 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-29 04:49:42,225 INFO L85 PathProgramCache]: Analyzing trace with hash 1996583362, now seen corresponding path program 1 times [2021-10-29 04:49:42,225 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-29 04:49:42,229 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [21777152] [2021-10-29 04:49:42,229 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-29 04:49:42,229 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-29 04:49:42,230 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86b82f06-49ca-4671-97d7-d15184daba11/bin/utaipan-SDwSMHVbGG/mathsat [2021-10-29 04:49:42,231 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86b82f06-49ca-4671-97d7-d15184daba11/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-29 04:49:42,245 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86b82f06-49ca-4671-97d7-d15184daba11/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (6)] Waiting until timeout for monitored process [2021-10-29 04:49:42,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:49:42,482 INFO L263 TraceCheckSpWp]: Trace formula consists of 251 conjuncts, 4 conjunts are in the unsatisfiable core [2021-10-29 04:49:42,484 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 04:49:42,608 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-10-29 04:49:42,608 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-29 04:49:42,761 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:49:42,762 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-29 04:49:42,762 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [21777152] [2021-10-29 04:49:42,762 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [21777152] provided 0 perfect and 2 imperfect interpolant sequences [2021-10-29 04:49:42,762 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1720145384] [2021-10-29 04:49:42,763 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-29 04:49:42,763 INFO L170 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2021-10-29 04:49:42,763 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86b82f06-49ca-4671-97d7-d15184daba11/bin/utaipan-SDwSMHVbGG/cvc4 [2021-10-29 04:49:42,764 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86b82f06-49ca-4671-97d7-d15184daba11/bin/utaipan-SDwSMHVbGG/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2021-10-29 04:49:42,789 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86b82f06-49ca-4671-97d7-d15184daba11/bin/utaipan-SDwSMHVbGG/cvc4 --incremental --print-success --lang smt (7)] Waiting until timeout for monitored process [2021-10-29 04:49:43,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:49:43,091 INFO L263 TraceCheckSpWp]: Trace formula consists of 251 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-29 04:49:43,093 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 04:49:43,209 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-10-29 04:49:43,209 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-29 04:49:43,357 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-10-29 04:49:43,357 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1720145384] provided 1 perfect and 1 imperfect interpolant sequences [2021-10-29 04:49:43,357 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 3 imperfect interpolant sequences. [2021-10-29 04:49:43,358 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [5, 5, 3] total 10 [2021-10-29 04:49:43,358 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [735148593] [2021-10-29 04:49:43,358 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-29 04:49:43,358 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-29 04:49:43,359 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-29 04:49:43,359 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=64, Unknown=0, NotChecked=0, Total=90 [2021-10-29 04:49:43,359 INFO L87 Difference]: Start difference. First operand 216 states and 324 transitions. Second operand has 3 states, 3 states have (on average 8.666666666666666) internal successors, (26), 3 states have internal predecessors, (26), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-10-29 04:49:43,472 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-29 04:49:43,472 INFO L93 Difference]: Finished difference Result 353 states and 523 transitions. [2021-10-29 04:49:43,473 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-29 04:49:43,474 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 8.666666666666666) internal successors, (26), 3 states have internal predecessors, (26), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 32 [2021-10-29 04:49:43,474 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-29 04:49:43,476 INFO L225 Difference]: With dead ends: 353 [2021-10-29 04:49:43,476 INFO L226 Difference]: Without dead ends: 284 [2021-10-29 04:49:43,478 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 124 GetRequests, 116 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=26, Invalid=64, Unknown=0, NotChecked=0, Total=90 [2021-10-29 04:49:43,478 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 284 states. [2021-10-29 04:49:43,485 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 284 to 216. [2021-10-29 04:49:43,486 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 216 states, 209 states have (on average 1.5119617224880382) internal successors, (316), 209 states have internal predecessors, (316), 4 states have call successors, (4), 3 states have call predecessors, (4), 2 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2021-10-29 04:49:43,488 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 216 states and 323 transitions. [2021-10-29 04:49:43,488 INFO L78 Accepts]: Start accepts. Automaton has 216 states and 323 transitions. Word has length 32 [2021-10-29 04:49:43,489 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-29 04:49:43,489 INFO L470 AbstractCegarLoop]: Abstraction has 216 states and 323 transitions. [2021-10-29 04:49:43,489 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 8.666666666666666) internal successors, (26), 3 states have internal predecessors, (26), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-10-29 04:49:43,489 INFO L276 IsEmpty]: Start isEmpty. Operand 216 states and 323 transitions. [2021-10-29 04:49:43,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-10-29 04:49:43,491 INFO L505 BasicCegarLoop]: Found error trace [2021-10-29 04:49:43,491 INFO L513 BasicCegarLoop]: trace histogram [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] [2021-10-29 04:49:43,499 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86b82f06-49ca-4671-97d7-d15184daba11/bin/utaipan-SDwSMHVbGG/cvc4 --incremental --print-success --lang smt (7)] Forceful destruction successful, exit code 0 [2021-10-29 04:49:43,705 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86b82f06-49ca-4671-97d7-d15184daba11/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (6)] Forceful destruction successful, exit code 0 [2021-10-29 04:49:43,894 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86b82f06-49ca-4671-97d7-d15184daba11/bin/utaipan-SDwSMHVbGG/cvc4 --incremental --print-success --lang smt,6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86b82f06-49ca-4671-97d7-d15184daba11/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 [2021-10-29 04:49:43,895 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting Id_MCDC_95Err0ASSERT_VIOLATIONERROR_FUNCTION === [Id_MCDC_95Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-29 04:49:43,895 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-29 04:49:43,895 INFO L85 PathProgramCache]: Analyzing trace with hash 467942327, now seen corresponding path program 1 times [2021-10-29 04:49:43,896 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-29 04:49:43,896 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [720634286] [2021-10-29 04:49:43,897 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-29 04:49:43,897 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-29 04:49:43,897 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86b82f06-49ca-4671-97d7-d15184daba11/bin/utaipan-SDwSMHVbGG/mathsat [2021-10-29 04:49:43,900 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86b82f06-49ca-4671-97d7-d15184daba11/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-29 04:49:43,921 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86b82f06-49ca-4671-97d7-d15184daba11/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (8)] Waiting until timeout for monitored process [2021-10-29 04:49:44,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:49:44,204 INFO L263 TraceCheckSpWp]: Trace formula consists of 253 conjuncts, 4 conjunts are in the unsatisfiable core [2021-10-29 04:49:44,206 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 04:49:44,310 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-10-29 04:49:44,310 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-29 04:49:44,463 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:49:44,463 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-29 04:49:44,464 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [720634286] [2021-10-29 04:49:44,464 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [720634286] provided 0 perfect and 2 imperfect interpolant sequences [2021-10-29 04:49:44,464 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [209009286] [2021-10-29 04:49:44,464 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-29 04:49:44,464 INFO L170 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2021-10-29 04:49:44,465 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86b82f06-49ca-4671-97d7-d15184daba11/bin/utaipan-SDwSMHVbGG/cvc4 [2021-10-29 04:49:44,469 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86b82f06-49ca-4671-97d7-d15184daba11/bin/utaipan-SDwSMHVbGG/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2021-10-29 04:49:44,490 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86b82f06-49ca-4671-97d7-d15184daba11/bin/utaipan-SDwSMHVbGG/cvc4 --incremental --print-success --lang smt (9)] Waiting until timeout for monitored process [2021-10-29 04:49:44,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:49:44,869 INFO L263 TraceCheckSpWp]: Trace formula consists of 253 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-29 04:49:44,871 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 04:49:44,979 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-10-29 04:49:44,980 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-29 04:49:45,072 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-10-29 04:49:45,072 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [209009286] provided 1 perfect and 1 imperfect interpolant sequences [2021-10-29 04:49:45,072 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 3 imperfect interpolant sequences. [2021-10-29 04:49:45,072 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [5, 5, 3] total 10 [2021-10-29 04:49:45,073 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [138722407] [2021-10-29 04:49:45,073 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-29 04:49:45,073 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-29 04:49:45,074 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-29 04:49:45,074 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=64, Unknown=0, NotChecked=0, Total=90 [2021-10-29 04:49:45,074 INFO L87 Difference]: Start difference. First operand 216 states and 323 transitions. Second operand has 3 states, 3 states have (on average 9.0) internal successors, (27), 3 states have internal predecessors, (27), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-10-29 04:49:45,133 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-29 04:49:45,134 INFO L93 Difference]: Finished difference Result 283 states and 410 transitions. [2021-10-29 04:49:45,138 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-29 04:49:45,139 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 9.0) internal successors, (27), 3 states have internal predecessors, (27), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 33 [2021-10-29 04:49:45,139 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-29 04:49:45,141 INFO L225 Difference]: With dead ends: 283 [2021-10-29 04:49:45,141 INFO L226 Difference]: Without dead ends: 220 [2021-10-29 04:49:45,142 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 128 GetRequests, 120 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=26, Invalid=64, Unknown=0, NotChecked=0, Total=90 [2021-10-29 04:49:45,143 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 220 states. [2021-10-29 04:49:45,150 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 220 to 217. [2021-10-29 04:49:45,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 217 states, 210 states have (on average 1.5095238095238095) internal successors, (317), 210 states have internal predecessors, (317), 4 states have call successors, (4), 3 states have call predecessors, (4), 2 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2021-10-29 04:49:45,153 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 217 states to 217 states and 324 transitions. [2021-10-29 04:49:45,153 INFO L78 Accepts]: Start accepts. Automaton has 217 states and 324 transitions. Word has length 33 [2021-10-29 04:49:45,154 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-29 04:49:45,154 INFO L470 AbstractCegarLoop]: Abstraction has 217 states and 324 transitions. [2021-10-29 04:49:45,154 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 9.0) internal successors, (27), 3 states have internal predecessors, (27), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-10-29 04:49:45,154 INFO L276 IsEmpty]: Start isEmpty. Operand 217 states and 324 transitions. [2021-10-29 04:49:45,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-10-29 04:49:45,156 INFO L505 BasicCegarLoop]: Found error trace [2021-10-29 04:49:45,156 INFO L513 BasicCegarLoop]: trace histogram [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] [2021-10-29 04:49:45,181 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86b82f06-49ca-4671-97d7-d15184daba11/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (8)] Forceful destruction successful, exit code 0 [2021-10-29 04:49:45,372 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86b82f06-49ca-4671-97d7-d15184daba11/bin/utaipan-SDwSMHVbGG/cvc4 --incremental --print-success --lang smt (9)] Ended with exit code 0 [2021-10-29 04:49:45,569 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86b82f06-49ca-4671-97d7-d15184daba11/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3,9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86b82f06-49ca-4671-97d7-d15184daba11/bin/utaipan-SDwSMHVbGG/cvc4 --incremental --print-success --lang smt [2021-10-29 04:49:45,570 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting Id_MCDC_95Err0ASSERT_VIOLATIONERROR_FUNCTION === [Id_MCDC_95Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-29 04:49:45,570 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-29 04:49:45,570 INFO L85 PathProgramCache]: Analyzing trace with hash -1909524496, now seen corresponding path program 1 times [2021-10-29 04:49:45,571 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-29 04:49:45,571 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1149061705] [2021-10-29 04:49:45,571 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-29 04:49:45,572 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-29 04:49:45,572 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86b82f06-49ca-4671-97d7-d15184daba11/bin/utaipan-SDwSMHVbGG/mathsat [2021-10-29 04:49:45,574 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86b82f06-49ca-4671-97d7-d15184daba11/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-29 04:49:45,581 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86b82f06-49ca-4671-97d7-d15184daba11/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (10)] Waiting until timeout for monitored process [2021-10-29 04:49:45,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:49:45,919 INFO L263 TraceCheckSpWp]: Trace formula consists of 268 conjuncts, 4 conjunts are in the unsatisfiable core [2021-10-29 04:49:45,922 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 04:49:46,063 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-10-29 04:49:46,063 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-29 04:49:46,202 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-10-29 04:49:46,202 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-29 04:49:46,203 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1149061705] [2021-10-29 04:49:46,203 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1149061705] provided 0 perfect and 2 imperfect interpolant sequences [2021-10-29 04:49:46,203 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [140076450] [2021-10-29 04:49:46,203 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-29 04:49:46,203 INFO L170 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2021-10-29 04:49:46,203 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86b82f06-49ca-4671-97d7-d15184daba11/bin/utaipan-SDwSMHVbGG/cvc4 [2021-10-29 04:49:46,204 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86b82f06-49ca-4671-97d7-d15184daba11/bin/utaipan-SDwSMHVbGG/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2021-10-29 04:49:46,205 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86b82f06-49ca-4671-97d7-d15184daba11/bin/utaipan-SDwSMHVbGG/cvc4 --incremental --print-success --lang smt (11)] Waiting until timeout for monitored process [2021-10-29 04:49:46,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:49:46,643 INFO L263 TraceCheckSpWp]: Trace formula consists of 268 conjuncts, 4 conjunts are in the unsatisfiable core [2021-10-29 04:49:46,645 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 04:49:46,769 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-10-29 04:49:46,769 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-29 04:49:46,897 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-10-29 04:49:46,898 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [140076450] provided 0 perfect and 2 imperfect interpolant sequences [2021-10-29 04:49:46,898 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [596489188] [2021-10-29 04:49:46,898 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-29 04:49:46,898 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-29 04:49:46,899 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86b82f06-49ca-4671-97d7-d15184daba11/bin/utaipan-SDwSMHVbGG/z3 [2021-10-29 04:49:46,906 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86b82f06-49ca-4671-97d7-d15184daba11/bin/utaipan-SDwSMHVbGG/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-29 04:49:46,915 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86b82f06-49ca-4671-97d7-d15184daba11/bin/utaipan-SDwSMHVbGG/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Waiting until timeout for monitored process [2021-10-29 04:49:47,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:49:47,222 INFO L263 TraceCheckSpWp]: Trace formula consists of 268 conjuncts, 4 conjunts are in the unsatisfiable core [2021-10-29 04:49:47,225 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 04:49:47,400 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-10-29 04:49:47,401 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-29 04:49:47,503 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-10-29 04:49:47,503 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [596489188] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-29 04:49:47,503 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 4 imperfect interpolant sequences. [2021-10-29 04:49:47,503 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4, 4] imperfect sequences [5, 5, 5, 5] total 11 [2021-10-29 04:49:47,504 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [231428141] [2021-10-29 04:49:47,504 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-29 04:49:47,505 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-29 04:49:47,505 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-29 04:49:47,505 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=82, Unknown=0, NotChecked=0, Total=110 [2021-10-29 04:49:47,506 INFO L87 Difference]: Start difference. First operand 217 states and 324 transitions. Second operand has 5 states, 5 states have (on average 6.6) internal successors, (33), 5 states have internal predecessors, (33), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-10-29 04:49:47,565 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-29 04:49:47,565 INFO L93 Difference]: Finished difference Result 269 states and 392 transitions. [2021-10-29 04:49:47,571 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-29 04:49:47,571 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 6.6) internal successors, (33), 5 states have internal predecessors, (33), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 37 [2021-10-29 04:49:47,572 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-29 04:49:47,572 INFO L225 Difference]: With dead ends: 269 [2021-10-29 04:49:47,572 INFO L226 Difference]: Without dead ends: 0 [2021-10-29 04:49:47,573 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 217 GetRequests, 207 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=33, Invalid=99, Unknown=0, NotChecked=0, Total=132 [2021-10-29 04:49:47,573 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-10-29 04:49:47,573 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-10-29 04:49:47,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 04:49:47,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-10-29 04:49:47,574 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 37 [2021-10-29 04:49:47,574 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-29 04:49:47,574 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-29 04:49:47,574 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 6.6) internal successors, (33), 5 states have internal predecessors, (33), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-10-29 04:49:47,575 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-10-29 04:49:47,575 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-10-29 04:49:47,578 INFO L764 garLoopResultBuilder]: Registering result SAFE for location Id_MCDC_95Err0ASSERT_VIOLATIONERROR_FUNCTION [2021-10-29 04:49:47,598 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86b82f06-49ca-4671-97d7-d15184daba11/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (10)] Forceful destruction successful, exit code 0 [2021-10-29 04:49:47,816 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86b82f06-49ca-4671-97d7-d15184daba11/bin/utaipan-SDwSMHVbGG/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Forceful destruction successful, exit code 0 [2021-10-29 04:49:47,990 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86b82f06-49ca-4671-97d7-d15184daba11/bin/utaipan-SDwSMHVbGG/cvc4 --incremental --print-success --lang smt (11)] Forceful destruction successful, exit code 0 [2021-10-29 04:49:48,187 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86b82f06-49ca-4671-97d7-d15184daba11/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3,12 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86b82f06-49ca-4671-97d7-d15184daba11/bin/utaipan-SDwSMHVbGG/z3 -smt2 -in SMTLIB2_COMPLIANT=true,11 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86b82f06-49ca-4671-97d7-d15184daba11/bin/utaipan-SDwSMHVbGG/cvc4 --incremental --print-success --lang smt [2021-10-29 04:49:48,189 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-10-29 04:49:48,193 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:49:48,227 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:49:48,231 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:49:48,232 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:49:48,233 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:49:48,237 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:49:48,238 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:49:48,239 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:49:48,240 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:49:48,241 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:49:48,242 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:49:48,243 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:49:48,244 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:49:48,246 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:49:48,247 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:49:48,248 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:49:48,249 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:49:48,250 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:49:48,254 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:49:48,255 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:49:48,256 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:49:48,257 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:49:48,258 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:49:48,259 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:49:48,268 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:49:48,269 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:49:48,270 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:49:48,271 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:49:48,272 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:49:48,273 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:49:48,274 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:49:48,275 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:49:48,276 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:49:48,277 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:49:48,278 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:49:48,279 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:49:48,280 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:49:48,281 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:49:48,282 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:49:48,283 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:49:48,284 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:49:48,285 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:49:48,286 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:49:48,288 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:49:48,289 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:49:48,290 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:49:48,291 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:49:48,292 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:49:48,293 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:49:48,294 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:49:48,296 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:49:48,298 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:49:48,299 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:49:48,300 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:49:48,302 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:49:48,303 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:49:48,304 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:49:48,306 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:49:48,306 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:49:48,307 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:49:48,309 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:49:48,310 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:49:48,311 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:49:48,312 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:49:48,314 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:49:48,315 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:49:48,316 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:49:48,317 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:49:48,318 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:49:48,319 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:49:48,319 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:49:48,320 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:49:48,321 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:49:48,322 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:49:48,322 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:49:48,323 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:49:48,324 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:49:48,325 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:49:48,326 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:49:48,327 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:49:48,328 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:49:48,328 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:49:48,330 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:49:48,331 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:49:48,331 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:49:48,500 INFO L857 garLoopResultBuilder]: For program point L461(lines 461 464) no Hoare annotation was computed. [2021-10-29 04:49:48,501 INFO L857 garLoopResultBuilder]: For program point L11(lines 11 14) no Hoare annotation was computed. [2021-10-29 04:49:48,501 INFO L853 garLoopResultBuilder]: At program point L461-2(lines 459 466) the Hoare annotation is: (and (or (= (_ bv2 32) |Id_MCDC_95_#in~Id_MCDC_93|) (not (= (_ bv2 32) Id_MCDC_95_~Id_MCDC_93))) (= Id_MCDC_95___VERIFIER_assert_~Id_MCDC_103 (_ bv1 32)) |Id_MCDC_95_#t~short30|) [2021-10-29 04:49:48,501 INFO L857 garLoopResultBuilder]: For program point L11-2(lines 11 14) no Hoare annotation was computed. [2021-10-29 04:49:48,501 INFO L857 garLoopResultBuilder]: For program point L288(lines 288 295) no Hoare annotation was computed. [2021-10-29 04:49:48,501 INFO L857 garLoopResultBuilder]: For program point L255(lines 255 269) no Hoare annotation was computed. [2021-10-29 04:49:48,502 INFO L857 garLoopResultBuilder]: For program point L288-2(lines 288 295) no Hoare annotation was computed. [2021-10-29 04:49:48,502 INFO L857 garLoopResultBuilder]: For program point L284(lines 284 287) no Hoare annotation was computed. [2021-10-29 04:49:48,502 INFO L860 garLoopResultBuilder]: At program point Id_MCDC_95ENTRY(lines 280 299) the Hoare annotation is: true [2021-10-29 04:49:48,502 INFO L857 garLoopResultBuilder]: For program point L463(line 463) no Hoare annotation was computed. [2021-10-29 04:49:48,502 INFO L857 garLoopResultBuilder]: For program point Id_MCDC_95EXIT(lines 280 299) no Hoare annotation was computed. [2021-10-29 04:49:48,502 INFO L857 garLoopResultBuilder]: For program point L298(line 298) no Hoare annotation was computed. [2021-10-29 04:49:48,502 INFO L857 garLoopResultBuilder]: For program point L9(lines 9 15) no Hoare annotation was computed. [2021-10-29 04:49:48,503 INFO L857 garLoopResultBuilder]: For program point Id_MCDC_95Err0ASSERT_VIOLATIONERROR_FUNCTION(line 463) no Hoare annotation was computed. [2021-10-29 04:49:48,503 INFO L857 garLoopResultBuilder]: For program point L9-1(lines 9 15) no Hoare annotation was computed. [2021-10-29 04:49:48,503 INFO L857 garLoopResultBuilder]: For program point L298-2(line 298) no Hoare annotation was computed. [2021-10-29 04:49:48,503 INFO L857 garLoopResultBuilder]: For program point L261(lines 261 269) no Hoare annotation was computed. [2021-10-29 04:49:48,503 INFO L853 garLoopResultBuilder]: At program point L290(line 290) the Hoare annotation is: (and (or (not (= (_ bv4 32) |Id_MCDC_95_#in~Id_MCDC_93|)) (= (_ bv4 32) Id_MCDC_95_~Id_MCDC_93)) (not (= (_ bv2 32) Id_MCDC_95_~Id_MCDC_93))) [2021-10-29 04:49:48,503 INFO L857 garLoopResultBuilder]: For program point L290-1(line 290) no Hoare annotation was computed. [2021-10-29 04:49:48,504 INFO L853 garLoopResultBuilder]: At program point L278(lines 249 279) the Hoare annotation is: (and (or (= (_ bv2 32) |Id_MCDC_95_#in~Id_MCDC_93|) (not (= (_ bv2 32) Id_MCDC_95_~Id_MCDC_93))) (or (not (= (_ bv4 32) |Id_MCDC_95_#in~Id_MCDC_93|)) (= (_ bv4 32) Id_MCDC_95_~Id_MCDC_93))) [2021-10-29 04:49:48,504 INFO L857 garLoopResultBuilder]: For program point L270-1(lines 250 279) no Hoare annotation was computed. [2021-10-29 04:49:48,504 INFO L857 garLoopResultBuilder]: For program point L270-2(lines 270 277) no Hoare annotation was computed. [2021-10-29 04:49:48,504 INFO L857 garLoopResultBuilder]: For program point Id_MCDC_95FINAL(lines 280 299) no Hoare annotation was computed. [2021-10-29 04:49:48,504 INFO L857 garLoopResultBuilder]: For program point L234(line 234) no Hoare annotation was computed. [2021-10-29 04:49:48,504 INFO L857 garLoopResultBuilder]: For program point L234-2(line 234) no Hoare annotation was computed. [2021-10-29 04:49:48,505 INFO L857 garLoopResultBuilder]: For program point L234-3(line 234) no Hoare annotation was computed. [2021-10-29 04:49:48,505 INFO L857 garLoopResultBuilder]: For program point L234-5(lines 234 246) no Hoare annotation was computed. [2021-10-29 04:49:48,505 INFO L857 garLoopResultBuilder]: For program point L234-6(line 234) no Hoare annotation was computed. [2021-10-29 04:49:48,505 INFO L857 garLoopResultBuilder]: For program point L234-8(line 234) no Hoare annotation was computed. [2021-10-29 04:49:48,505 INFO L857 garLoopResultBuilder]: For program point L234-9(line 234) no Hoare annotation was computed. [2021-10-29 04:49:48,505 INFO L857 garLoopResultBuilder]: For program point L234-11(lines 234 246) no Hoare annotation was computed. [2021-10-29 04:49:48,506 INFO L857 garLoopResultBuilder]: For program point L234-12(line 234) no Hoare annotation was computed. [2021-10-29 04:49:48,506 INFO L857 garLoopResultBuilder]: For program point L234-14(line 234) no Hoare annotation was computed. [2021-10-29 04:49:48,506 INFO L857 garLoopResultBuilder]: For program point L234-15(line 234) no Hoare annotation was computed. [2021-10-29 04:49:48,506 INFO L857 garLoopResultBuilder]: For program point L234-17(lines 234 246) no Hoare annotation was computed. [2021-10-29 04:49:48,506 INFO L857 garLoopResultBuilder]: For program point L234-18(line 234) no Hoare annotation was computed. [2021-10-29 04:49:48,507 INFO L857 garLoopResultBuilder]: For program point L234-20(line 234) no Hoare annotation was computed. [2021-10-29 04:49:48,507 INFO L857 garLoopResultBuilder]: For program point L234-21(line 234) no Hoare annotation was computed. [2021-10-29 04:49:48,507 INFO L857 garLoopResultBuilder]: For program point L234-23(lines 234 246) no Hoare annotation was computed. [2021-10-29 04:49:48,507 INFO L857 garLoopResultBuilder]: For program point L202(lines 202 208) no Hoare annotation was computed. [2021-10-29 04:49:48,507 INFO L857 garLoopResultBuilder]: For program point L202-2(lines 202 208) no Hoare annotation was computed. [2021-10-29 04:49:48,508 INFO L857 garLoopResultBuilder]: For program point L202-3(lines 202 208) no Hoare annotation was computed. [2021-10-29 04:49:48,508 INFO L857 garLoopResultBuilder]: For program point L202-5(lines 202 208) no Hoare annotation was computed. [2021-10-29 04:49:48,508 INFO L857 garLoopResultBuilder]: For program point L202-6(lines 202 208) no Hoare annotation was computed. [2021-10-29 04:49:48,508 INFO L857 garLoopResultBuilder]: For program point L202-8(lines 202 208) no Hoare annotation was computed. [2021-10-29 04:49:48,509 INFO L857 garLoopResultBuilder]: For program point L202-9(lines 202 208) no Hoare annotation was computed. [2021-10-29 04:49:48,509 INFO L857 garLoopResultBuilder]: For program point L202-11(lines 202 208) no Hoare annotation was computed. [2021-10-29 04:49:48,509 INFO L857 garLoopResultBuilder]: For program point L236(lines 236 241) no Hoare annotation was computed. [2021-10-29 04:49:48,509 INFO L857 garLoopResultBuilder]: For program point L236-1(lines 234 246) no Hoare annotation was computed. [2021-10-29 04:49:48,509 INFO L857 garLoopResultBuilder]: For program point L236-2(lines 236 241) no Hoare annotation was computed. [2021-10-29 04:49:48,510 INFO L857 garLoopResultBuilder]: For program point L236-3(lines 234 246) no Hoare annotation was computed. [2021-10-29 04:49:48,510 INFO L857 garLoopResultBuilder]: For program point L236-4(lines 236 241) no Hoare annotation was computed. [2021-10-29 04:49:48,510 INFO L857 garLoopResultBuilder]: For program point L236-5(lines 234 246) no Hoare annotation was computed. [2021-10-29 04:49:48,510 INFO L857 garLoopResultBuilder]: For program point L236-6(lines 236 241) no Hoare annotation was computed. [2021-10-29 04:49:48,511 INFO L857 garLoopResultBuilder]: For program point L236-7(lines 234 246) no Hoare annotation was computed. [2021-10-29 04:49:48,511 INFO L857 garLoopResultBuilder]: For program point L204(lines 204 207) no Hoare annotation was computed. [2021-10-29 04:49:48,511 INFO L857 garLoopResultBuilder]: For program point L204-1(lines 204 207) no Hoare annotation was computed. [2021-10-29 04:49:48,517 INFO L857 garLoopResultBuilder]: For program point L204-2(lines 204 207) no Hoare annotation was computed. [2021-10-29 04:49:48,517 INFO L857 garLoopResultBuilder]: For program point L204-3(lines 204 207) no Hoare annotation was computed. [2021-10-29 04:49:48,537 INFO L857 garLoopResultBuilder]: For program point L304(lines 304 307) no Hoare annotation was computed. [2021-10-29 04:49:48,537 INFO L857 garLoopResultBuilder]: For program point L371(lines 371 374) no Hoare annotation was computed. [2021-10-29 04:49:48,537 INFO L857 garLoopResultBuilder]: For program point L406-2(lines 406 416) no Hoare annotation was computed. [2021-10-29 04:49:48,538 INFO L860 garLoopResultBuilder]: At program point L406-3(lines 406 416) the Hoare annotation is: true [2021-10-29 04:49:48,538 INFO L860 garLoopResultBuilder]: At program point L406-4(lines 406 416) the Hoare annotation is: true [2021-10-29 04:49:48,538 INFO L857 garLoopResultBuilder]: For program point L308-1(lines 308 315) no Hoare annotation was computed. [2021-10-29 04:49:48,538 INFO L853 garLoopResultBuilder]: At program point L209(lines 209 225) the Hoare annotation is: (= ULTIMATE.start_Id_MCDC_99_~Id_MCDC_140~0 (_ bv0 32)) [2021-10-29 04:49:48,539 INFO L853 garLoopResultBuilder]: At program point L308-3(lines 308 315) the Hoare annotation is: (= ULTIMATE.start_Id_MCDC_99_~Id_MCDC_140~0 (_ bv0 32)) [2021-10-29 04:49:48,539 INFO L853 garLoopResultBuilder]: At program point L209-1(lines 209 225) the Hoare annotation is: (= ULTIMATE.start_Id_MCDC_99_~Id_MCDC_140~0 (_ bv0 32)) [2021-10-29 04:49:48,539 INFO L857 garLoopResultBuilder]: For program point L308-4(lines 308 315) no Hoare annotation was computed. [2021-10-29 04:49:48,539 INFO L853 garLoopResultBuilder]: At program point L209-2(lines 209 225) the Hoare annotation is: (= ULTIMATE.start_Id_MCDC_99_~Id_MCDC_140~0 (_ bv0 32)) [2021-10-29 04:49:48,539 INFO L853 garLoopResultBuilder]: At program point L209-3(lines 209 225) the Hoare annotation is: (= ULTIMATE.start_Id_MCDC_99_~Id_MCDC_140~0 (_ bv0 32)) [2021-10-29 04:49:48,540 INFO L857 garLoopResultBuilder]: For program point L408(line 408) no Hoare annotation was computed. [2021-10-29 04:49:48,540 INFO L857 garLoopResultBuilder]: For program point L408-2(lines 408 415) no Hoare annotation was computed. [2021-10-29 04:49:48,540 INFO L857 garLoopResultBuilder]: For program point L376-2(lines 376 393) no Hoare annotation was computed. [2021-10-29 04:49:48,541 INFO L853 garLoopResultBuilder]: At program point L376-3(lines 376 393) the Hoare annotation is: (= ULTIMATE.start_Id_MCDC_99_~Id_MCDC_140~0 (_ bv0 32)) [2021-10-29 04:49:48,541 INFO L857 garLoopResultBuilder]: For program point L376-4(lines 376 393) no Hoare annotation was computed. [2021-10-29 04:49:48,541 INFO L857 garLoopResultBuilder]: For program point L211(line 211) no Hoare annotation was computed. [2021-10-29 04:49:48,541 INFO L857 garLoopResultBuilder]: For program point L211-2(line 211) no Hoare annotation was computed. [2021-10-29 04:49:48,541 INFO L857 garLoopResultBuilder]: For program point L211-3(line 211) no Hoare annotation was computed. [2021-10-29 04:49:48,542 INFO L857 garLoopResultBuilder]: For program point L211-5(line 211) no Hoare annotation was computed. [2021-10-29 04:49:48,542 INFO L857 garLoopResultBuilder]: For program point L211-6(line 211) no Hoare annotation was computed. [2021-10-29 04:49:48,543 INFO L857 garLoopResultBuilder]: For program point L211-8(line 211) no Hoare annotation was computed. [2021-10-29 04:49:48,543 INFO L857 garLoopResultBuilder]: For program point L211-9(line 211) no Hoare annotation was computed. [2021-10-29 04:49:48,543 INFO L857 garLoopResultBuilder]: For program point L211-11(line 211) no Hoare annotation was computed. [2021-10-29 04:49:48,545 INFO L857 garLoopResultBuilder]: For program point L311(lines 311 314) no Hoare annotation was computed. [2021-10-29 04:49:48,545 INFO L857 garLoopResultBuilder]: For program point L212(line 212) no Hoare annotation was computed. [2021-10-29 04:49:48,545 INFO L857 garLoopResultBuilder]: For program point L212-2(line 212) no Hoare annotation was computed. [2021-10-29 04:49:48,545 INFO L857 garLoopResultBuilder]: For program point L212-4(line 212) no Hoare annotation was computed. [2021-10-29 04:49:48,546 INFO L857 garLoopResultBuilder]: For program point L212-6(line 212) no Hoare annotation was computed. [2021-10-29 04:49:48,546 INFO L857 garLoopResultBuilder]: For program point L378(lines 378 381) no Hoare annotation was computed. [2021-10-29 04:49:48,546 INFO L853 garLoopResultBuilder]: At program point L247(lines 193 248) the Hoare annotation is: (= ULTIMATE.start_Id_MCDC_99_~Id_MCDC_140~0 (_ bv0 32)) [2021-10-29 04:49:48,546 INFO L857 garLoopResultBuilder]: For program point L214(line 214) no Hoare annotation was computed. [2021-10-29 04:49:48,546 INFO L853 garLoopResultBuilder]: At program point L247-1(lines 193 248) the Hoare annotation is: (= ULTIMATE.start_Id_MCDC_99_~Id_MCDC_140~0 (_ bv0 32)) [2021-10-29 04:49:48,547 INFO L853 garLoopResultBuilder]: At program point L247-2(lines 193 248) the Hoare annotation is: (= ULTIMATE.start_Id_MCDC_99_~Id_MCDC_140~0 (_ bv0 32)) [2021-10-29 04:49:48,547 INFO L857 garLoopResultBuilder]: For program point L214-2(line 214) no Hoare annotation was computed. [2021-10-29 04:49:48,547 INFO L853 garLoopResultBuilder]: At program point L247-3(lines 193 248) the Hoare annotation is: (= ULTIMATE.start_Id_MCDC_99_~Id_MCDC_140~0 (_ bv0 32)) [2021-10-29 04:49:48,547 INFO L857 garLoopResultBuilder]: For program point L214-3(line 214) no Hoare annotation was computed. [2021-10-29 04:49:48,547 INFO L857 garLoopResultBuilder]: For program point L214-5(line 214) no Hoare annotation was computed. [2021-10-29 04:49:48,548 INFO L857 garLoopResultBuilder]: For program point L214-6(line 214) no Hoare annotation was computed. [2021-10-29 04:49:48,548 INFO L857 garLoopResultBuilder]: For program point L214-8(line 214) no Hoare annotation was computed. [2021-10-29 04:49:48,548 INFO L857 garLoopResultBuilder]: For program point L214-9(line 214) no Hoare annotation was computed. [2021-10-29 04:49:48,548 INFO L857 garLoopResultBuilder]: For program point L214-11(line 214) no Hoare annotation was computed. [2021-10-29 04:49:48,548 INFO L857 garLoopResultBuilder]: For program point L215(line 215) no Hoare annotation was computed. [2021-10-29 04:49:48,549 INFO L857 garLoopResultBuilder]: For program point L215-2(line 215) no Hoare annotation was computed. [2021-10-29 04:49:48,549 INFO L857 garLoopResultBuilder]: For program point L215-4(line 215) no Hoare annotation was computed. [2021-10-29 04:49:48,549 INFO L857 garLoopResultBuilder]: For program point L215-6(line 215) no Hoare annotation was computed. [2021-10-29 04:49:48,549 INFO L857 garLoopResultBuilder]: For program point L316(line 316) no Hoare annotation was computed. [2021-10-29 04:49:48,549 INFO L857 garLoopResultBuilder]: For program point L316-2(line 316) no Hoare annotation was computed. [2021-10-29 04:49:48,550 INFO L857 garLoopResultBuilder]: For program point L217(line 217) no Hoare annotation was computed. [2021-10-29 04:49:48,550 INFO L857 garLoopResultBuilder]: For program point L316-3(line 316) no Hoare annotation was computed. [2021-10-29 04:49:48,550 INFO L857 garLoopResultBuilder]: For program point L217-2(line 217) no Hoare annotation was computed. [2021-10-29 04:49:48,550 INFO L857 garLoopResultBuilder]: For program point L316-5(lines 316 328) no Hoare annotation was computed. [2021-10-29 04:49:48,550 INFO L857 garLoopResultBuilder]: For program point L217-3(line 217) no Hoare annotation was computed. [2021-10-29 04:49:48,551 INFO L857 garLoopResultBuilder]: For program point L217-5(line 217) no Hoare annotation was computed. [2021-10-29 04:49:48,551 INFO L857 garLoopResultBuilder]: For program point L217-6(line 217) no Hoare annotation was computed. [2021-10-29 04:49:48,551 INFO L857 garLoopResultBuilder]: For program point L217-8(line 217) no Hoare annotation was computed. [2021-10-29 04:49:48,551 INFO L857 garLoopResultBuilder]: For program point L217-9(line 217) no Hoare annotation was computed. [2021-10-29 04:49:48,551 INFO L857 garLoopResultBuilder]: For program point L217-11(line 217) no Hoare annotation was computed. [2021-10-29 04:49:48,551 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-10-29 04:49:48,552 INFO L857 garLoopResultBuilder]: For program point L218(line 218) no Hoare annotation was computed. [2021-10-29 04:49:48,552 INFO L857 garLoopResultBuilder]: For program point L218-2(line 218) no Hoare annotation was computed. [2021-10-29 04:49:48,552 INFO L857 garLoopResultBuilder]: For program point L218-4(line 218) no Hoare annotation was computed. [2021-10-29 04:49:48,552 INFO L857 garLoopResultBuilder]: For program point L218-6(line 218) no Hoare annotation was computed. [2021-10-29 04:49:48,552 INFO L857 garLoopResultBuilder]: For program point L417(line 417) no Hoare annotation was computed. [2021-10-29 04:49:48,553 INFO L857 garLoopResultBuilder]: For program point L318(lines 318 323) no Hoare annotation was computed. [2021-10-29 04:49:48,553 INFO L857 garLoopResultBuilder]: For program point L318-1(lines 316 328) no Hoare annotation was computed. [2021-10-29 04:49:48,553 INFO L860 garLoopResultBuilder]: At program point L418(lines 427 458) the Hoare annotation is: true [2021-10-29 04:49:48,553 INFO L857 garLoopResultBuilder]: For program point L352-2(lines 352 355) no Hoare annotation was computed. [2021-10-29 04:49:48,553 INFO L853 garLoopResultBuilder]: At program point L352-3(lines 352 355) the Hoare annotation is: (and (= ULTIMATE.start_Id_MCDC_97_~Id_MCDC_123~0 (_ bv6144 32)) (= ULTIMATE.start_Id_MCDC_99_~Id_MCDC_140~0 (_ bv0 32))) [2021-10-29 04:49:48,554 INFO L857 garLoopResultBuilder]: For program point L352-4(lines 332 399) no Hoare annotation was computed. [2021-10-29 04:49:48,554 INFO L857 garLoopResultBuilder]: For program point L220(line 220) no Hoare annotation was computed. [2021-10-29 04:49:48,554 INFO L857 garLoopResultBuilder]: For program point L220-2(line 220) no Hoare annotation was computed. [2021-10-29 04:49:48,554 INFO L857 garLoopResultBuilder]: For program point L220-3(line 220) no Hoare annotation was computed. [2021-10-29 04:49:48,554 INFO L857 garLoopResultBuilder]: For program point L220-5(line 220) no Hoare annotation was computed. [2021-10-29 04:49:48,555 INFO L857 garLoopResultBuilder]: For program point L220-6(line 220) no Hoare annotation was computed. [2021-10-29 04:49:48,555 INFO L857 garLoopResultBuilder]: For program point L220-8(line 220) no Hoare annotation was computed. [2021-10-29 04:49:48,555 INFO L857 garLoopResultBuilder]: For program point L220-9(line 220) no Hoare annotation was computed. [2021-10-29 04:49:48,555 INFO L857 garLoopResultBuilder]: For program point L220-11(line 220) no Hoare annotation was computed. [2021-10-29 04:49:48,555 INFO L857 garLoopResultBuilder]: For program point L452(lines 452 455) no Hoare annotation was computed. [2021-10-29 04:49:48,556 INFO L857 garLoopResultBuilder]: For program point L221(line 221) no Hoare annotation was computed. [2021-10-29 04:49:48,556 INFO L857 garLoopResultBuilder]: For program point L221-2(line 221) no Hoare annotation was computed. [2021-10-29 04:49:48,556 INFO L857 garLoopResultBuilder]: For program point L221-4(line 221) no Hoare annotation was computed. [2021-10-29 04:49:48,556 INFO L857 garLoopResultBuilder]: For program point L221-6(line 221) no Hoare annotation was computed. [2021-10-29 04:49:48,556 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-10-29 04:49:48,557 INFO L857 garLoopResultBuilder]: For program point L223(line 223) no Hoare annotation was computed. [2021-10-29 04:49:48,557 INFO L857 garLoopResultBuilder]: For program point L223-2(line 223) no Hoare annotation was computed. [2021-10-29 04:49:48,557 INFO L857 garLoopResultBuilder]: For program point L223-4(line 223) no Hoare annotation was computed. [2021-10-29 04:49:48,557 INFO L857 garLoopResultBuilder]: For program point L223-6(line 223) no Hoare annotation was computed. [2021-10-29 04:49:48,557 INFO L857 garLoopResultBuilder]: For program point L389(lines 389 392) no Hoare annotation was computed. [2021-10-29 04:49:48,558 INFO L857 garLoopResultBuilder]: For program point L356(lines 356 397) no Hoare annotation was computed. [2021-10-29 04:49:48,558 INFO L857 garLoopResultBuilder]: For program point L358-2(lines 358 396) no Hoare annotation was computed. [2021-10-29 04:49:48,558 INFO L853 garLoopResultBuilder]: At program point L358-3(lines 358 396) the Hoare annotation is: (= ULTIMATE.start_Id_MCDC_99_~Id_MCDC_140~0 (_ bv0 32)) [2021-10-29 04:49:48,558 INFO L857 garLoopResultBuilder]: For program point L226-1(lines 226 233) no Hoare annotation was computed. [2021-10-29 04:49:48,558 INFO L853 garLoopResultBuilder]: At program point L226-3(lines 226 233) the Hoare annotation is: (= ULTIMATE.start_Id_MCDC_99_~Id_MCDC_140~0 (_ bv0 32)) [2021-10-29 04:49:48,559 INFO L857 garLoopResultBuilder]: For program point L226-4(lines 226 233) no Hoare annotation was computed. [2021-10-29 04:49:48,559 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-10-29 04:49:48,559 INFO L857 garLoopResultBuilder]: For program point L226-6(lines 226 233) no Hoare annotation was computed. [2021-10-29 04:49:48,559 INFO L853 garLoopResultBuilder]: At program point L226-8(lines 226 233) the Hoare annotation is: (= ULTIMATE.start_Id_MCDC_99_~Id_MCDC_140~0 (_ bv0 32)) [2021-10-29 04:49:48,559 INFO L857 garLoopResultBuilder]: For program point L226-9(lines 226 233) no Hoare annotation was computed. [2021-10-29 04:49:48,560 INFO L857 garLoopResultBuilder]: For program point L226-11(lines 226 233) no Hoare annotation was computed. [2021-10-29 04:49:48,560 INFO L853 garLoopResultBuilder]: At program point L226-13(lines 226 233) the Hoare annotation is: (= ULTIMATE.start_Id_MCDC_99_~Id_MCDC_140~0 (_ bv0 32)) [2021-10-29 04:49:48,560 INFO L857 garLoopResultBuilder]: For program point L226-14(lines 226 233) no Hoare annotation was computed. [2021-10-29 04:49:48,560 INFO L857 garLoopResultBuilder]: For program point L226-16(lines 226 233) no Hoare annotation was computed. [2021-10-29 04:49:48,560 INFO L853 garLoopResultBuilder]: At program point L226-18(lines 226 233) the Hoare annotation is: (= ULTIMATE.start_Id_MCDC_99_~Id_MCDC_140~0 (_ bv0 32)) [2021-10-29 04:49:48,561 INFO L857 garLoopResultBuilder]: For program point L226-19(lines 226 233) no Hoare annotation was computed. [2021-10-29 04:49:48,561 INFO L857 garLoopResultBuilder]: For program point L361(lines 361 364) no Hoare annotation was computed. [2021-10-29 04:49:48,561 INFO L857 garLoopResultBuilder]: For program point L229(lines 229 232) no Hoare annotation was computed. [2021-10-29 04:49:48,561 INFO L857 garLoopResultBuilder]: For program point L229-1(lines 229 232) no Hoare annotation was computed. [2021-10-29 04:49:48,561 INFO L857 garLoopResultBuilder]: For program point L229-2(lines 229 232) no Hoare annotation was computed. [2021-10-29 04:49:48,562 INFO L857 garLoopResultBuilder]: For program point L229-3(lines 229 232) no Hoare annotation was computed. [2021-10-29 04:49:48,562 INFO L853 garLoopResultBuilder]: At program point L329(lines 300 330) the Hoare annotation is: (= ULTIMATE.start_Id_MCDC_99_~Id_MCDC_140~0 (_ bv0 32)) [2021-10-29 04:49:48,562 INFO L857 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-10-29 04:49:48,562 INFO L857 garLoopResultBuilder]: For program point L198(lines 198 201) no Hoare annotation was computed. [2021-10-29 04:49:48,562 INFO L857 garLoopResultBuilder]: For program point L198-1(lines 198 201) no Hoare annotation was computed. [2021-10-29 04:49:48,562 INFO L857 garLoopResultBuilder]: For program point L198-2(lines 198 201) no Hoare annotation was computed. [2021-10-29 04:49:48,563 INFO L857 garLoopResultBuilder]: For program point L198-3(lines 198 201) no Hoare annotation was computed. [2021-10-29 04:49:48,563 INFO L853 garLoopResultBuilder]: At program point L398(lines 331 399) the Hoare annotation is: (= ULTIMATE.start_Id_MCDC_99_~Id_MCDC_140~0 (_ bv0 32)) [2021-10-29 04:49:48,564 INFO L857 garLoopResultBuilder]: For program point L365(lines 365 368) no Hoare annotation was computed. [2021-10-29 04:49:48,569 INFO L731 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1] [2021-10-29 04:49:48,571 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-10-29 04:49:48,598 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 29.10 04:49:48 BoogieIcfgContainer [2021-10-29 04:49:48,599 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-29 04:49:48,600 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-29 04:49:48,600 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-29 04:49:48,600 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-29 04:49:48,601 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 04:49:38" (3/4) ... [2021-10-29 04:49:48,606 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-10-29 04:49:48,615 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure Id_MCDC_95 [2021-10-29 04:49:48,644 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 59 nodes and edges [2021-10-29 04:49:48,646 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 25 nodes and edges [2021-10-29 04:49:48,648 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2021-10-29 04:49:48,651 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2021-10-29 04:49:48,653 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-29 04:49:48,654 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-29 04:49:48,698 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (2bv32 == \old(Id_MCDC_93) || !(2bv32 == Id_MCDC_93)) && (!(4bv32 == \old(Id_MCDC_93)) || 4bv32 == Id_MCDC_93) [2021-10-29 04:49:48,702 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((2bv32 == \old(Id_MCDC_93) || !(2bv32 == Id_MCDC_93)) && Id_MCDC_103 == 1bv32) && aux-( long long ) (Id_MCDC_94[0] * Id_MCDC_122) >= 0 && ( long long ) (Id_MCDC_94[0] * Id_MCDC_122) <= 4294967295-aux [2021-10-29 04:49:48,813 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86b82f06-49ca-4671-97d7-d15184daba11/bin/utaipan-SDwSMHVbGG/witness.graphml [2021-10-29 04:49:48,813 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-29 04:49:48,815 INFO L168 Benchmark]: Toolchain (without parser) took 12474.15 ms. Allocated memory was 62.9 MB in the beginning and 140.5 MB in the end (delta: 77.6 MB). Free memory was 44.7 MB in the beginning and 91.4 MB in the end (delta: -46.7 MB). Peak memory consumption was 33.9 MB. Max. memory is 16.1 GB. [2021-10-29 04:49:48,815 INFO L168 Benchmark]: CDTParser took 0.24 ms. Allocated memory is still 62.9 MB. Free memory is still 43.9 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-29 04:49:48,816 INFO L168 Benchmark]: CACSL2BoogieTranslator took 726.16 ms. Allocated memory is still 62.9 MB. Free memory was 44.6 MB in the beginning and 41.6 MB in the end (delta: 2.9 MB). Peak memory consumption was 25.1 MB. Max. memory is 16.1 GB. [2021-10-29 04:49:48,817 INFO L168 Benchmark]: Boogie Procedure Inliner took 119.51 ms. Allocated memory is still 62.9 MB. Free memory was 41.6 MB in the beginning and 37.0 MB in the end (delta: 4.6 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-10-29 04:49:48,817 INFO L168 Benchmark]: Boogie Preprocessor took 133.86 ms. Allocated memory is still 62.9 MB. Free memory was 37.0 MB in the beginning and 32.0 MB in the end (delta: 5.0 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-10-29 04:49:48,817 INFO L168 Benchmark]: RCFGBuilder took 1560.22 ms. Allocated memory was 62.9 MB in the beginning and 94.4 MB in the end (delta: 31.5 MB). Free memory was 32.0 MB in the beginning and 64.5 MB in the end (delta: -32.4 MB). Peak memory consumption was 33.4 MB. Max. memory is 16.1 GB. [2021-10-29 04:49:48,818 INFO L168 Benchmark]: TraceAbstraction took 9711.57 ms. Allocated memory was 94.4 MB in the beginning and 140.5 MB in the end (delta: 46.1 MB). Free memory was 63.9 MB in the beginning and 108.2 MB in the end (delta: -44.3 MB). Peak memory consumption was 76.9 MB. Max. memory is 16.1 GB. [2021-10-29 04:49:48,818 INFO L168 Benchmark]: Witness Printer took 213.40 ms. Allocated memory is still 140.5 MB. Free memory was 108.2 MB in the beginning and 91.4 MB in the end (delta: 16.8 MB). Peak memory consumption was 16.8 MB. Max. memory is 16.1 GB. [2021-10-29 04:49:48,821 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24 ms. Allocated memory is still 62.9 MB. Free memory is still 43.9 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 726.16 ms. Allocated memory is still 62.9 MB. Free memory was 44.6 MB in the beginning and 41.6 MB in the end (delta: 2.9 MB). Peak memory consumption was 25.1 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 119.51 ms. Allocated memory is still 62.9 MB. Free memory was 41.6 MB in the beginning and 37.0 MB in the end (delta: 4.6 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 133.86 ms. Allocated memory is still 62.9 MB. Free memory was 37.0 MB in the beginning and 32.0 MB in the end (delta: 5.0 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * RCFGBuilder took 1560.22 ms. Allocated memory was 62.9 MB in the beginning and 94.4 MB in the end (delta: 31.5 MB). Free memory was 32.0 MB in the beginning and 64.5 MB in the end (delta: -32.4 MB). Peak memory consumption was 33.4 MB. Max. memory is 16.1 GB. * TraceAbstraction took 9711.57 ms. Allocated memory was 94.4 MB in the beginning and 140.5 MB in the end (delta: 46.1 MB). Free memory was 63.9 MB in the beginning and 108.2 MB in the end (delta: -44.3 MB). Peak memory consumption was 76.9 MB. Max. memory is 16.1 GB. * Witness Printer took 213.40 ms. Allocated memory is still 140.5 MB. Free memory was 108.2 MB in the beginning and 91.4 MB in the end (delta: 16.8 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: 463]: 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 2 procedures, 178 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 9.6s, OverallIterations: 6, TraceHistogramMax: 2, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.6s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.3s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 1768 SDtfs, 1189 SDslu, 2172 SDs, 0 SdLazy, 62 SolverSat, 19 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.2s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 655 GetRequests, 615 SyntacticMatches, 0 SemanticMatches, 40 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 43 ImplicationChecksByTransitivity, 0.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=217occurred in iteration=5, InterpolantAutomatonStates: 24, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 6 MinimizatonAttempts, 383 StatesRemovedByMinimization, 4 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 25 LocationsWithAnnotation, 85 PreInvPairs, 122 NumberOfFragments, 105 HoareAnnotationTreeSize, 85 FomulaSimplifications, 22 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 25 FomulaSimplificationsInter, 35 FormulaSimplificationTreeSizeReductionInter, 0.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.3s SsaConstructionTime, 1.2s SatisfiabilityAnalysisTime, 2.6s InterpolantComputationTime, 337 NumberOfCodeBlocks, 337 NumberOfCodeBlocksAsserted, 11 NumberOfCheckSat, 652 ConstructedInterpolants, 0 QuantifiedInterpolants, 870 SizeOfPredicates, 14 NumberOfNonLiveVariables, 2740 ConjunctsInSsa, 34 ConjunctsInUnsatCore, 22 InterpolantComputations, 10 PerfectInterpolantSequences, 54/106 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 1 specifications checked. All of them hold - InvariantResult [Line: 300]: Loop Invariant Derived loop invariant: Id_MCDC_140 == 0bv32 - InvariantResult [Line: 249]: Loop Invariant Derived loop invariant: (2bv32 == \old(Id_MCDC_93) || !(2bv32 == Id_MCDC_93)) && (!(4bv32 == \old(Id_MCDC_93)) || 4bv32 == Id_MCDC_93) - InvariantResult [Line: 226]: Loop Invariant Derived loop invariant: Id_MCDC_140 == 0bv32 - InvariantResult [Line: 406]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 209]: Loop Invariant Derived loop invariant: Id_MCDC_140 == 0bv32 - InvariantResult [Line: 226]: Loop Invariant Derived loop invariant: Id_MCDC_140 == 0bv32 - InvariantResult [Line: 308]: Loop Invariant Derived loop invariant: Id_MCDC_140 == 0bv32 - InvariantResult [Line: 193]: Loop Invariant Derived loop invariant: Id_MCDC_140 == 0bv32 - InvariantResult [Line: 193]: Loop Invariant Derived loop invariant: Id_MCDC_140 == 0bv32 - InvariantResult [Line: 193]: Loop Invariant Derived loop invariant: Id_MCDC_140 == 0bv32 - InvariantResult [Line: 209]: Loop Invariant Derived loop invariant: Id_MCDC_140 == 0bv32 - InvariantResult [Line: 226]: Loop Invariant Derived loop invariant: Id_MCDC_140 == 0bv32 - InvariantResult [Line: 352]: Loop Invariant Derived loop invariant: Id_MCDC_123 == 6144bv32 && Id_MCDC_140 == 0bv32 - InvariantResult [Line: 226]: Loop Invariant Derived loop invariant: Id_MCDC_140 == 0bv32 - InvariantResult [Line: 358]: Loop Invariant Derived loop invariant: Id_MCDC_140 == 0bv32 - InvariantResult [Line: 193]: Loop Invariant Derived loop invariant: Id_MCDC_140 == 0bv32 - InvariantResult [Line: 331]: Loop Invariant Derived loop invariant: Id_MCDC_140 == 0bv32 - InvariantResult [Line: 209]: Loop Invariant Derived loop invariant: Id_MCDC_140 == 0bv32 - InvariantResult [Line: 376]: Loop Invariant Derived loop invariant: Id_MCDC_140 == 0bv32 - InvariantResult [Line: 427]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 209]: Loop Invariant Derived loop invariant: Id_MCDC_140 == 0bv32 - InvariantResult [Line: 459]: Loop Invariant Derived loop invariant: ((2bv32 == \old(Id_MCDC_93) || !(2bv32 == Id_MCDC_93)) && Id_MCDC_103 == 1bv32) && aux-( long long ) (Id_MCDC_94[0] * Id_MCDC_122) >= 0 && ( long long ) (Id_MCDC_94[0] * Id_MCDC_122) <= 4294967295-aux RESULT: Ultimate proved your program to be correct! [2021-10-29 04:49:48,892 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86b82f06-49ca-4671-97d7-d15184daba11/bin/utaipan-SDwSMHVbGG/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...