./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 4e77c044 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cce33140-e632-43fa-8cec-7a578d18b6e9/bin/utaipan-q2qaUkNPG8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cce33140-e632-43fa-8cec-7a578d18b6e9/bin/utaipan-q2qaUkNPG8/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cce33140-e632-43fa-8cec-7a578d18b6e9/bin/utaipan-q2qaUkNPG8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cce33140-e632-43fa-8cec-7a578d18b6e9/bin/utaipan-q2qaUkNPG8/config/TaipanReach.xml -i ../../sv-benchmarks/c/loop-industry-pattern/ofuf_5.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cce33140-e632-43fa-8cec-7a578d18b6e9/bin/utaipan-q2qaUkNPG8/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cce33140-e632-43fa-8cec-7a578d18b6e9/bin/utaipan-q2qaUkNPG8 --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 200794c9accdf475f55d973350e700c45d65f80a ............................................................................................................................................ 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_cce33140-e632-43fa-8cec-7a578d18b6e9/bin/utaipan-q2qaUkNPG8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cce33140-e632-43fa-8cec-7a578d18b6e9/bin/utaipan-q2qaUkNPG8/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cce33140-e632-43fa-8cec-7a578d18b6e9/bin/utaipan-q2qaUkNPG8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cce33140-e632-43fa-8cec-7a578d18b6e9/bin/utaipan-q2qaUkNPG8/config/TaipanReach.xml -i ../../sv-benchmarks/c/loop-industry-pattern/ofuf_5.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cce33140-e632-43fa-8cec-7a578d18b6e9/bin/utaipan-q2qaUkNPG8/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cce33140-e632-43fa-8cec-7a578d18b6e9/bin/utaipan-q2qaUkNPG8 --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 200794c9accdf475f55d973350e700c45d65f80a ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.1-dev-4e77c04 [2021-10-13 07:01:45,230 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-13 07:01:45,234 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-13 07:01:45,272 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-13 07:01:45,273 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-13 07:01:45,274 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-13 07:01:45,276 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-13 07:01:45,279 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-13 07:01:45,282 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-13 07:01:45,283 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-13 07:01:45,284 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-13 07:01:45,286 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-13 07:01:45,286 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-13 07:01:45,288 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-13 07:01:45,290 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-13 07:01:45,292 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-13 07:01:45,293 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-13 07:01:45,294 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-13 07:01:45,297 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-13 07:01:45,299 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-13 07:01:45,306 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-13 07:01:45,308 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-13 07:01:45,314 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-13 07:01:45,316 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-13 07:01:45,321 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-13 07:01:45,325 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-13 07:01:45,326 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-13 07:01:45,327 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-13 07:01:45,332 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-13 07:01:45,334 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-13 07:01:45,335 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-13 07:01:45,336 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-13 07:01:45,338 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-13 07:01:45,340 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-13 07:01:45,342 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-13 07:01:45,343 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-13 07:01:45,344 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-13 07:01:45,344 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-13 07:01:45,344 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-13 07:01:45,345 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-13 07:01:45,346 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-13 07:01:45,347 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cce33140-e632-43fa-8cec-7a578d18b6e9/bin/utaipan-q2qaUkNPG8/config/svcomp-Reach-32bit-Taipan_Default.epf [2021-10-13 07:01:45,403 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-13 07:01:45,407 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-13 07:01:45,408 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-13 07:01:45,408 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-13 07:01:45,409 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-13 07:01:45,409 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-13 07:01:45,409 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-10-13 07:01:45,410 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-13 07:01:45,410 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-13 07:01:45,410 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-10-13 07:01:45,411 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-10-13 07:01:45,412 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-13 07:01:45,412 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-10-13 07:01:45,412 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-10-13 07:01:45,412 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-10-13 07:01:45,413 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-13 07:01:45,414 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-13 07:01:45,414 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-13 07:01:45,414 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-13 07:01:45,415 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-13 07:01:45,415 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-13 07:01:45,415 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-13 07:01:45,415 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-13 07:01:45,416 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-13 07:01:45,416 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-13 07:01:45,416 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-13 07:01:45,416 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-13 07:01:45,417 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-13 07:01:45,417 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-13 07:01:45,419 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-13 07:01:45,419 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-13 07:01:45,419 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-13 07:01:45,420 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-13 07:01:45,420 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-13 07:01:45,420 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-10-13 07:01:45,420 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-13 07:01:45,421 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-13 07:01:45,421 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-13 07:01:45,421 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-13 07:01:45,421 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_cce33140-e632-43fa-8cec-7a578d18b6e9/bin/utaipan-q2qaUkNPG8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cce33140-e632-43fa-8cec-7a578d18b6e9/bin/utaipan-q2qaUkNPG8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 200794c9accdf475f55d973350e700c45d65f80a [2021-10-13 07:01:45,723 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-13 07:01:45,753 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-13 07:01:45,756 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-13 07:01:45,757 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-13 07:01:45,758 INFO L275 PluginConnector]: CDTParser initialized [2021-10-13 07:01:45,759 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cce33140-e632-43fa-8cec-7a578d18b6e9/bin/utaipan-q2qaUkNPG8/../../sv-benchmarks/c/loop-industry-pattern/ofuf_5.c [2021-10-13 07:01:45,881 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cce33140-e632-43fa-8cec-7a578d18b6e9/bin/utaipan-q2qaUkNPG8/data/fc493e557/b61f7c4ab31747cb93096985a7754b89/FLAGeb9164d01 [2021-10-13 07:01:46,457 INFO L306 CDTParser]: Found 1 translation units. [2021-10-13 07:01:46,461 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cce33140-e632-43fa-8cec-7a578d18b6e9/sv-benchmarks/c/loop-industry-pattern/ofuf_5.c [2021-10-13 07:01:46,490 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cce33140-e632-43fa-8cec-7a578d18b6e9/bin/utaipan-q2qaUkNPG8/data/fc493e557/b61f7c4ab31747cb93096985a7754b89/FLAGeb9164d01 [2021-10-13 07:01:46,775 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cce33140-e632-43fa-8cec-7a578d18b6e9/bin/utaipan-q2qaUkNPG8/data/fc493e557/b61f7c4ab31747cb93096985a7754b89 [2021-10-13 07:01:46,778 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-13 07:01:46,780 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-13 07:01:46,782 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-13 07:01:46,782 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-13 07:01:46,800 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-13 07:01:46,801 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 07:01:46" (1/1) ... [2021-10-13 07:01:46,802 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@76c50a0d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:01:46, skipping insertion in model container [2021-10-13 07:01:46,802 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 07:01:46" (1/1) ... [2021-10-13 07:01:46,811 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-13 07:01:46,853 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-13 07:01:47,181 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_cce33140-e632-43fa-8cec-7a578d18b6e9/sv-benchmarks/c/loop-industry-pattern/ofuf_5.c[11314,11327] [2021-10-13 07:01:47,184 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-13 07:01:47,197 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) [2021-10-13 07:01:47,198 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@349b0214 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:01:47, skipping insertion in model container [2021-10-13 07:01:47,199 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-13 07:01:47,199 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-10-13 07:01:47,202 INFO L168 Benchmark]: Toolchain (without parser) took 420.54 ms. Allocated memory is still 138.4 MB. Free memory was 101.4 MB in the beginning and 109.7 MB in the end (delta: -8.3 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-10-13 07:01:47,203 INFO L168 Benchmark]: CDTParser took 0.27 ms. Allocated memory is still 86.0 MB. Free memory was 59.4 MB in the beginning and 59.4 MB in the end (delta: 29.9 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-13 07:01:47,204 INFO L168 Benchmark]: CACSL2BoogieTranslator took 417.24 ms. Allocated memory is still 138.4 MB. Free memory was 101.1 MB in the beginning and 109.7 MB in the end (delta: -8.6 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. [2021-10-13 07:01:47,206 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27 ms. Allocated memory is still 86.0 MB. Free memory was 59.4 MB in the beginning and 59.4 MB in the end (delta: 29.9 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 417.24 ms. Allocated memory is still 138.4 MB. Free memory was 101.1 MB in the beginning and 109.7 MB in the end (delta: -8.6 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 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-4e77c04 [2021-10-13 07:01:49,845 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-13 07:01:49,849 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-13 07:01:49,899 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-13 07:01:49,900 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-13 07:01:49,902 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-13 07:01:49,904 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-13 07:01:49,906 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-13 07:01:49,909 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-13 07:01:49,910 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-13 07:01:49,912 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-13 07:01:49,913 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-13 07:01:49,914 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-13 07:01:49,916 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-13 07:01:49,917 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-13 07:01:49,919 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-13 07:01:49,921 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-13 07:01:49,922 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-13 07:01:49,925 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-13 07:01:49,927 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-13 07:01:49,930 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-13 07:01:49,932 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-13 07:01:49,934 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-13 07:01:49,935 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-13 07:01:49,939 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-13 07:01:49,940 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-13 07:01:49,941 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-13 07:01:49,942 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-13 07:01:49,943 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-13 07:01:49,944 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-13 07:01:49,945 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-13 07:01:49,946 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-13 07:01:49,947 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-13 07:01:49,948 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-13 07:01:49,949 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-13 07:01:49,949 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-13 07:01:49,950 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-13 07:01:49,951 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-13 07:01:49,951 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-13 07:01:49,952 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-13 07:01:49,953 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-13 07:01:49,954 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cce33140-e632-43fa-8cec-7a578d18b6e9/bin/utaipan-q2qaUkNPG8/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2021-10-13 07:01:49,987 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-13 07:01:49,987 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-13 07:01:49,988 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-13 07:01:49,988 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-13 07:01:49,988 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-13 07:01:49,989 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-13 07:01:49,989 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-13 07:01:49,989 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-13 07:01:49,989 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-13 07:01:49,990 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-13 07:01:49,990 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-13 07:01:49,991 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-13 07:01:49,991 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-13 07:01:49,991 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-13 07:01:49,991 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-13 07:01:49,992 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-13 07:01:49,992 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-13 07:01:49,992 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-10-13 07:01:49,992 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-10-13 07:01:49,993 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-13 07:01:49,993 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-13 07:01:49,993 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-13 07:01:49,993 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-13 07:01:49,993 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-13 07:01:49,994 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-13 07:01:49,994 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-13 07:01:49,994 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-13 07:01:49,994 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-13 07:01:49,995 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-13 07:01:49,995 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-13 07:01:49,995 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-10-13 07:01:49,995 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-10-13 07:01:49,996 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-13 07:01:49,996 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-13 07:01:49,996 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-13 07:01:49,996 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_cce33140-e632-43fa-8cec-7a578d18b6e9/bin/utaipan-q2qaUkNPG8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cce33140-e632-43fa-8cec-7a578d18b6e9/bin/utaipan-q2qaUkNPG8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 200794c9accdf475f55d973350e700c45d65f80a [2021-10-13 07:01:50,409 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-13 07:01:50,441 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-13 07:01:50,450 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-13 07:01:50,452 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-13 07:01:50,453 INFO L275 PluginConnector]: CDTParser initialized [2021-10-13 07:01:50,456 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cce33140-e632-43fa-8cec-7a578d18b6e9/bin/utaipan-q2qaUkNPG8/../../sv-benchmarks/c/loop-industry-pattern/ofuf_5.c [2021-10-13 07:01:50,540 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cce33140-e632-43fa-8cec-7a578d18b6e9/bin/utaipan-q2qaUkNPG8/data/7b08a6d5a/41d4b03c4d3b49e2b2a3d0833972fa17/FLAG38c5c7e93 [2021-10-13 07:01:51,232 INFO L306 CDTParser]: Found 1 translation units. [2021-10-13 07:01:51,236 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cce33140-e632-43fa-8cec-7a578d18b6e9/sv-benchmarks/c/loop-industry-pattern/ofuf_5.c [2021-10-13 07:01:51,255 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cce33140-e632-43fa-8cec-7a578d18b6e9/bin/utaipan-q2qaUkNPG8/data/7b08a6d5a/41d4b03c4d3b49e2b2a3d0833972fa17/FLAG38c5c7e93 [2021-10-13 07:01:51,470 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cce33140-e632-43fa-8cec-7a578d18b6e9/bin/utaipan-q2qaUkNPG8/data/7b08a6d5a/41d4b03c4d3b49e2b2a3d0833972fa17 [2021-10-13 07:01:51,473 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-13 07:01:51,475 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-13 07:01:51,476 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-13 07:01:51,476 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-13 07:01:51,481 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-13 07:01:51,482 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 07:01:51" (1/1) ... [2021-10-13 07:01:51,483 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7111abac and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:01:51, skipping insertion in model container [2021-10-13 07:01:51,483 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 07:01:51" (1/1) ... [2021-10-13 07:01:51,492 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-13 07:01:51,535 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-13 07:01:51,879 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_cce33140-e632-43fa-8cec-7a578d18b6e9/sv-benchmarks/c/loop-industry-pattern/ofuf_5.c[11314,11327] [2021-10-13 07:01:51,882 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-13 07:01:51,899 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-10-13 07:01:51,912 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-13 07:01:52,015 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_cce33140-e632-43fa-8cec-7a578d18b6e9/sv-benchmarks/c/loop-industry-pattern/ofuf_5.c[11314,11327] [2021-10-13 07:01:52,016 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-13 07:01:52,022 INFO L203 MainTranslator]: Completed pre-run [2021-10-13 07:01:52,150 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_cce33140-e632-43fa-8cec-7a578d18b6e9/sv-benchmarks/c/loop-industry-pattern/ofuf_5.c[11314,11327] [2021-10-13 07:01:52,151 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-13 07:01:52,183 INFO L208 MainTranslator]: Completed translation [2021-10-13 07:01:52,183 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:01:52 WrapperNode [2021-10-13 07:01:52,183 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-13 07:01:52,185 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-13 07:01:52,185 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-13 07:01:52,185 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-13 07:01:52,197 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:01:52" (1/1) ... [2021-10-13 07:01:52,257 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:01:52" (1/1) ... [2021-10-13 07:01:52,333 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-13 07:01:52,334 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-13 07:01:52,334 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-13 07:01:52,334 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-13 07:01:52,345 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:01:52" (1/1) ... [2021-10-13 07:01:52,345 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:01:52" (1/1) ... [2021-10-13 07:01:52,358 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:01:52" (1/1) ... [2021-10-13 07:01:52,358 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:01:52" (1/1) ... [2021-10-13 07:01:52,397 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:01:52" (1/1) ... [2021-10-13 07:01:52,411 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:01:52" (1/1) ... [2021-10-13 07:01:52,417 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:01:52" (1/1) ... [2021-10-13 07:01:52,427 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-13 07:01:52,428 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-13 07:01:52,429 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-13 07:01:52,429 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-13 07:01:52,430 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:01:52" (1/1) ... [2021-10-13 07:01:52,450 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-13 07:01:52,465 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cce33140-e632-43fa-8cec-7a578d18b6e9/bin/utaipan-q2qaUkNPG8/z3 [2021-10-13 07:01:52,492 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cce33140-e632-43fa-8cec-7a578d18b6e9/bin/utaipan-q2qaUkNPG8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-10-13 07:01:52,505 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cce33140-e632-43fa-8cec-7a578d18b6e9/bin/utaipan-q2qaUkNPG8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-10-13 07:01:52,567 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-10-13 07:01:52,567 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2021-10-13 07:01:52,569 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2 [2021-10-13 07:01:52,570 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-10-13 07:01:52,570 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2021-10-13 07:01:52,571 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-10-13 07:01:52,571 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-13 07:01:52,571 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-10-13 07:01:52,571 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2 [2021-10-13 07:01:52,572 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-10-13 07:01:52,572 INFO L130 BoogieDeclarations]: Found specification of procedure fopen [2021-10-13 07:01:52,572 INFO L130 BoogieDeclarations]: Found specification of procedure Id_MCDC_95 [2021-10-13 07:01:52,573 INFO L138 BoogieDeclarations]: Found implementation of procedure Id_MCDC_95 [2021-10-13 07:01:52,573 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-10-13 07:01:52,573 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-13 07:01:52,573 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-13 07:01:52,573 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2021-10-13 07:01:52,574 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-10-13 07:01:52,574 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-10-13 07:01:54,237 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-13 07:01:54,237 INFO L299 CfgBuilder]: Removed 38 assume(true) statements. [2021-10-13 07:01:54,240 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 07:01:54 BoogieIcfgContainer [2021-10-13 07:01:54,240 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-13 07:01:54,242 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-13 07:01:54,243 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-13 07:01:54,246 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-13 07:01:54,246 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.10 07:01:51" (1/3) ... [2021-10-13 07:01:54,247 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@a1eddc9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 07:01:54, skipping insertion in model container [2021-10-13 07:01:54,247 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:01:52" (2/3) ... [2021-10-13 07:01:54,248 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@a1eddc9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 07:01:54, skipping insertion in model container [2021-10-13 07:01:54,248 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 07:01:54" (3/3) ... [2021-10-13 07:01:54,250 INFO L111 eAbstractionObserver]: Analyzing ICFG ofuf_5.c [2021-10-13 07:01:54,256 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-13 07:01:54,256 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-10-13 07:01:54,315 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-10-13 07:01:54,323 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-10-13 07:01:54,324 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-10-13 07:01:54,350 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) [2021-10-13 07:01:54,359 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-10-13 07:01:54,360 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 07:01:54,361 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-13 07:01:54,361 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting Id_MCDC_95Err0ASSERT_VIOLATIONERROR_FUNCTION === [Id_MCDC_95Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 07:01:54,367 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 07:01:54,368 INFO L82 PathProgramCache]: Analyzing trace with hash -1619751197, now seen corresponding path program 1 times [2021-10-13 07:01:54,384 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-13 07:01:54,385 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1555945192] [2021-10-13 07:01:54,385 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 07:01:54,386 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-13 07:01:54,386 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cce33140-e632-43fa-8cec-7a578d18b6e9/bin/utaipan-q2qaUkNPG8/mathsat [2021-10-13 07:01:54,390 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cce33140-e632-43fa-8cec-7a578d18b6e9/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-13 07:01:54,426 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cce33140-e632-43fa-8cec-7a578d18b6e9/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2021-10-13 07:01:54,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 07:01:54,726 INFO L263 TraceCheckSpWp]: Trace formula consists of 227 conjuncts, 1 conjunts are in the unsatisfiable core [2021-10-13 07:01:54,733 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-13 07:01:54,835 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 07:01:54,836 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-13 07:01:54,917 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 07:01:54,918 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-13 07:01:54,919 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1555945192] [2021-10-13 07:01:54,919 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1555945192] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-13 07:01:54,920 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-13 07:01:54,920 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 2 [2021-10-13 07:01:54,922 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1014329220] [2021-10-13 07:01:54,928 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-10-13 07:01:54,929 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-13 07:01:54,944 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-10-13 07:01:54,945 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-13 07:01:54,949 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) [2021-10-13 07:01:55,032 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 07:01:55,033 INFO L93 Difference]: Finished difference Result 351 states and 572 transitions. [2021-10-13 07:01:55,037 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-13 07:01:55,038 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 [2021-10-13 07:01:55,039 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 07:01:55,058 INFO L225 Difference]: With dead ends: 351 [2021-10-13 07:01:55,058 INFO L226 Difference]: Without dead ends: 174 [2021-10-13 07:01:55,067 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 42 GetRequests, 42 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2ms TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-13 07:01:55,090 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 174 states. [2021-10-13 07:01:55,135 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 174 to 174. [2021-10-13 07:01:55,137 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) [2021-10-13 07:01:55,141 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 174 states to 174 states and 271 transitions. [2021-10-13 07:01:55,143 INFO L78 Accepts]: Start accepts. Automaton has 174 states and 271 transitions. Word has length 22 [2021-10-13 07:01:55,143 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 07:01:55,143 INFO L470 AbstractCegarLoop]: Abstraction has 174 states and 271 transitions. [2021-10-13 07:01:55,144 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) [2021-10-13 07:01:55,144 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 271 transitions. [2021-10-13 07:01:55,146 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-10-13 07:01:55,147 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 07:01:55,147 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-13 07:01:55,173 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cce33140-e632-43fa-8cec-7a578d18b6e9/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2021-10-13 07:01:55,365 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cce33140-e632-43fa-8cec-7a578d18b6e9/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 [2021-10-13 07:01:55,366 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting Id_MCDC_95Err0ASSERT_VIOLATIONERROR_FUNCTION === [Id_MCDC_95Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 07:01:55,367 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 07:01:55,368 INFO L82 PathProgramCache]: Analyzing trace with hash -1421069872, now seen corresponding path program 1 times [2021-10-13 07:01:55,369 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-13 07:01:55,369 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1407185033] [2021-10-13 07:01:55,369 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 07:01:55,370 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-13 07:01:55,370 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cce33140-e632-43fa-8cec-7a578d18b6e9/bin/utaipan-q2qaUkNPG8/mathsat [2021-10-13 07:01:55,373 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cce33140-e632-43fa-8cec-7a578d18b6e9/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-13 07:01:55,405 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cce33140-e632-43fa-8cec-7a578d18b6e9/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2021-10-13 07:01:55,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 07:01:55,688 INFO L263 TraceCheckSpWp]: Trace formula consists of 227 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-13 07:01:55,691 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-13 07:01:55,824 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 07:01:55,824 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-13 07:01:55,919 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 07:01:55,920 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-13 07:01:55,920 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1407185033] [2021-10-13 07:01:55,921 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1407185033] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-13 07:01:55,921 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-13 07:01:55,922 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 4 [2021-10-13 07:01:55,923 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1158448627] [2021-10-13 07:01:55,928 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-10-13 07:01:55,928 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-13 07:01:55,933 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-13 07:01:55,935 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-10-13 07:01:55,936 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) [2021-10-13 07:01:56,117 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 07:01:56,117 INFO L93 Difference]: Finished difference Result 636 states and 1009 transitions. [2021-10-13 07:01:56,118 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-13 07:01:56,119 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 [2021-10-13 07:01:56,119 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 07:01:56,126 INFO L225 Difference]: With dead ends: 636 [2021-10-13 07:01:56,128 INFO L226 Difference]: Without dead ends: 467 [2021-10-13 07:01:56,131 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 42 GetRequests, 40 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 13.0ms TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-10-13 07:01:56,142 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 467 states. [2021-10-13 07:01:56,183 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 467 to 177. [2021-10-13 07:01:56,184 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) [2021-10-13 07:01:56,198 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 177 states to 177 states and 274 transitions. [2021-10-13 07:01:56,201 INFO L78 Accepts]: Start accepts. Automaton has 177 states and 274 transitions. Word has length 22 [2021-10-13 07:01:56,201 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 07:01:56,202 INFO L470 AbstractCegarLoop]: Abstraction has 177 states and 274 transitions. [2021-10-13 07:01:56,202 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) [2021-10-13 07:01:56,203 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 274 transitions. [2021-10-13 07:01:56,205 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-10-13 07:01:56,208 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 07:01:56,209 INFO L512 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] [2021-10-13 07:01:56,237 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cce33140-e632-43fa-8cec-7a578d18b6e9/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2021-10-13 07:01:56,421 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cce33140-e632-43fa-8cec-7a578d18b6e9/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 [2021-10-13 07:01:56,422 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting Id_MCDC_95Err0ASSERT_VIOLATIONERROR_FUNCTION === [Id_MCDC_95Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 07:01:56,422 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 07:01:56,423 INFO L82 PathProgramCache]: Analyzing trace with hash -271600628, now seen corresponding path program 1 times [2021-10-13 07:01:56,424 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-13 07:01:56,424 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2003717197] [2021-10-13 07:01:56,424 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 07:01:56,425 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-13 07:01:56,425 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cce33140-e632-43fa-8cec-7a578d18b6e9/bin/utaipan-q2qaUkNPG8/mathsat [2021-10-13 07:01:56,426 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cce33140-e632-43fa-8cec-7a578d18b6e9/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-13 07:01:56,464 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cce33140-e632-43fa-8cec-7a578d18b6e9/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2021-10-13 07:01:56,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 07:01:56,730 INFO L263 TraceCheckSpWp]: Trace formula consists of 237 conjuncts, 4 conjunts are in the unsatisfiable core [2021-10-13 07:01:56,732 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-13 07:01:56,858 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 07:01:56,858 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-13 07:01:57,009 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 07:01:57,010 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-13 07:01:57,010 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2003717197] [2021-10-13 07:01:57,010 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2003717197] provided 0 perfect and 2 imperfect interpolant sequences [2021-10-13 07:01:57,011 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1714688571] [2021-10-13 07:01:57,011 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 07:01:57,011 INFO L170 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2021-10-13 07:01:57,012 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cce33140-e632-43fa-8cec-7a578d18b6e9/bin/utaipan-q2qaUkNPG8/cvc4 [2021-10-13 07:01:57,017 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cce33140-e632-43fa-8cec-7a578d18b6e9/bin/utaipan-q2qaUkNPG8/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2021-10-13 07:01:57,037 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cce33140-e632-43fa-8cec-7a578d18b6e9/bin/utaipan-q2qaUkNPG8/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2021-10-13 07:01:57,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 07:01:57,330 INFO L263 TraceCheckSpWp]: Trace formula consists of 237 conjuncts, 3 conjunts are in the unsatisfiable core [2021-10-13 07:01:57,332 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-13 07:01:57,461 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-10-13 07:01:57,462 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-13 07:01:57,583 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-10-13 07:01:57,583 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1714688571] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-13 07:01:57,583 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 2 imperfect interpolant sequences. [2021-10-13 07:01:57,584 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4, 4] imperfect sequences [5, 5] total 12 [2021-10-13 07:01:57,584 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1016820337] [2021-10-13 07:01:57,585 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-10-13 07:01:57,585 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-13 07:01:57,586 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-10-13 07:01:57,586 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=101, Unknown=0, NotChecked=0, Total=132 [2021-10-13 07:01:57,586 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) [2021-10-13 07:01:57,700 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 07:01:57,700 INFO L93 Difference]: Finished difference Result 260 states and 378 transitions. [2021-10-13 07:01:57,701 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-10-13 07:01:57,702 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 [2021-10-13 07:01:57,702 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 07:01:57,706 INFO L225 Difference]: With dead ends: 260 [2021-10-13 07:01:57,706 INFO L226 Difference]: Without dead ends: 238 [2021-10-13 07:01:57,707 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 102 GetRequests, 90 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 16 ImplicationChecksByTransitivity, 159.0ms TimeCoverageRelationStatistics Valid=42, Invalid=140, Unknown=0, NotChecked=0, Total=182 [2021-10-13 07:01:57,708 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 238 states. [2021-10-13 07:01:57,726 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 238 to 216. [2021-10-13 07:01:57,727 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) [2021-10-13 07:01:57,730 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 216 states and 324 transitions. [2021-10-13 07:01:57,730 INFO L78 Accepts]: Start accepts. Automaton has 216 states and 324 transitions. Word has length 26 [2021-10-13 07:01:57,731 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 07:01:57,731 INFO L470 AbstractCegarLoop]: Abstraction has 216 states and 324 transitions. [2021-10-13 07:01:57,731 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) [2021-10-13 07:01:57,731 INFO L276 IsEmpty]: Start isEmpty. Operand 216 states and 324 transitions. [2021-10-13 07:01:57,735 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-10-13 07:01:57,735 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 07:01:57,735 INFO L512 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] [2021-10-13 07:01:57,758 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cce33140-e632-43fa-8cec-7a578d18b6e9/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2021-10-13 07:01:57,960 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cce33140-e632-43fa-8cec-7a578d18b6e9/bin/utaipan-q2qaUkNPG8/cvc4 --incremental --print-success --lang smt (5)] Forceful destruction successful, exit code 0 [2021-10-13 07:01:58,154 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cce33140-e632-43fa-8cec-7a578d18b6e9/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cce33140-e632-43fa-8cec-7a578d18b6e9/bin/utaipan-q2qaUkNPG8/cvc4 --incremental --print-success --lang smt [2021-10-13 07:01:58,154 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting Id_MCDC_95Err0ASSERT_VIOLATIONERROR_FUNCTION === [Id_MCDC_95Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 07:01:58,155 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 07:01:58,155 INFO L82 PathProgramCache]: Analyzing trace with hash 1996583362, now seen corresponding path program 1 times [2021-10-13 07:01:58,156 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-13 07:01:58,157 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [872564750] [2021-10-13 07:01:58,157 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 07:01:58,157 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-13 07:01:58,157 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cce33140-e632-43fa-8cec-7a578d18b6e9/bin/utaipan-q2qaUkNPG8/mathsat [2021-10-13 07:01:58,158 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cce33140-e632-43fa-8cec-7a578d18b6e9/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-13 07:01:58,160 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cce33140-e632-43fa-8cec-7a578d18b6e9/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (6)] Waiting until timeout for monitored process [2021-10-13 07:01:58,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 07:01:58,463 INFO L263 TraceCheckSpWp]: Trace formula consists of 251 conjuncts, 4 conjunts are in the unsatisfiable core [2021-10-13 07:01:58,466 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-13 07:01:58,609 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-10-13 07:01:58,609 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-13 07:01:58,769 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 07:01:58,769 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-13 07:01:58,769 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [872564750] [2021-10-13 07:01:58,770 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [872564750] provided 0 perfect and 2 imperfect interpolant sequences [2021-10-13 07:01:58,770 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [945330158] [2021-10-13 07:01:58,770 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 07:01:58,771 INFO L170 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2021-10-13 07:01:58,771 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cce33140-e632-43fa-8cec-7a578d18b6e9/bin/utaipan-q2qaUkNPG8/cvc4 [2021-10-13 07:01:58,773 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cce33140-e632-43fa-8cec-7a578d18b6e9/bin/utaipan-q2qaUkNPG8/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2021-10-13 07:01:58,793 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cce33140-e632-43fa-8cec-7a578d18b6e9/bin/utaipan-q2qaUkNPG8/cvc4 --incremental --print-success --lang smt (7)] Waiting until timeout for monitored process [2021-10-13 07:01:59,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 07:01:59,117 INFO L263 TraceCheckSpWp]: Trace formula consists of 251 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-13 07:01:59,119 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-13 07:01:59,255 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-10-13 07:01:59,255 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-13 07:01:59,369 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-10-13 07:01:59,370 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [945330158] provided 1 perfect and 1 imperfect interpolant sequences [2021-10-13 07:01:59,370 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 3 imperfect interpolant sequences. [2021-10-13 07:01:59,370 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [5, 5, 3] total 10 [2021-10-13 07:01:59,371 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1623312960] [2021-10-13 07:01:59,371 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-13 07:01:59,372 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-13 07:01:59,378 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-13 07:01:59,379 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=64, Unknown=0, NotChecked=0, Total=90 [2021-10-13 07:01:59,379 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) [2021-10-13 07:01:59,443 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 07:01:59,445 INFO L93 Difference]: Finished difference Result 353 states and 523 transitions. [2021-10-13 07:01:59,446 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-13 07:01:59,446 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 [2021-10-13 07:01:59,447 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 07:01:59,449 INFO L225 Difference]: With dead ends: 353 [2021-10-13 07:01:59,449 INFO L226 Difference]: Without dead ends: 284 [2021-10-13 07:01:59,458 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 124 GetRequests, 116 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 66.8ms TimeCoverageRelationStatistics Valid=26, Invalid=64, Unknown=0, NotChecked=0, Total=90 [2021-10-13 07:01:59,460 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 284 states. [2021-10-13 07:01:59,480 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 284 to 216. [2021-10-13 07:01:59,483 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) [2021-10-13 07:01:59,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 216 states and 323 transitions. [2021-10-13 07:01:59,489 INFO L78 Accepts]: Start accepts. Automaton has 216 states and 323 transitions. Word has length 32 [2021-10-13 07:01:59,489 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 07:01:59,489 INFO L470 AbstractCegarLoop]: Abstraction has 216 states and 323 transitions. [2021-10-13 07:01:59,490 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) [2021-10-13 07:01:59,490 INFO L276 IsEmpty]: Start isEmpty. Operand 216 states and 323 transitions. [2021-10-13 07:01:59,492 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-10-13 07:01:59,494 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 07:01:59,494 INFO L512 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] [2021-10-13 07:01:59,500 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cce33140-e632-43fa-8cec-7a578d18b6e9/bin/utaipan-q2qaUkNPG8/cvc4 --incremental --print-success --lang smt (7)] Forceful destruction successful, exit code 0 [2021-10-13 07:01:59,707 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cce33140-e632-43fa-8cec-7a578d18b6e9/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (6)] Forceful destruction successful, exit code 0 [2021-10-13 07:01:59,894 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cce33140-e632-43fa-8cec-7a578d18b6e9/bin/utaipan-q2qaUkNPG8/cvc4 --incremental --print-success --lang smt,6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cce33140-e632-43fa-8cec-7a578d18b6e9/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 [2021-10-13 07:01:59,895 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting Id_MCDC_95Err0ASSERT_VIOLATIONERROR_FUNCTION === [Id_MCDC_95Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 07:01:59,895 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 07:01:59,896 INFO L82 PathProgramCache]: Analyzing trace with hash 467942327, now seen corresponding path program 1 times [2021-10-13 07:01:59,897 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-13 07:01:59,898 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [127874269] [2021-10-13 07:01:59,898 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 07:01:59,898 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-13 07:01:59,899 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cce33140-e632-43fa-8cec-7a578d18b6e9/bin/utaipan-q2qaUkNPG8/mathsat [2021-10-13 07:01:59,900 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cce33140-e632-43fa-8cec-7a578d18b6e9/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-13 07:01:59,948 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cce33140-e632-43fa-8cec-7a578d18b6e9/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (8)] Waiting until timeout for monitored process [2021-10-13 07:02:00,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 07:02:00,261 INFO L263 TraceCheckSpWp]: Trace formula consists of 253 conjuncts, 4 conjunts are in the unsatisfiable core [2021-10-13 07:02:00,263 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-13 07:02:00,392 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-10-13 07:02:00,392 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-13 07:02:00,531 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 07:02:00,532 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-13 07:02:00,532 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [127874269] [2021-10-13 07:02:00,532 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [127874269] provided 0 perfect and 2 imperfect interpolant sequences [2021-10-13 07:02:00,532 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1471745637] [2021-10-13 07:02:00,533 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 07:02:00,533 INFO L170 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2021-10-13 07:02:00,533 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cce33140-e632-43fa-8cec-7a578d18b6e9/bin/utaipan-q2qaUkNPG8/cvc4 [2021-10-13 07:02:00,537 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cce33140-e632-43fa-8cec-7a578d18b6e9/bin/utaipan-q2qaUkNPG8/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2021-10-13 07:02:00,572 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cce33140-e632-43fa-8cec-7a578d18b6e9/bin/utaipan-q2qaUkNPG8/cvc4 --incremental --print-success --lang smt (9)] Waiting until timeout for monitored process [2021-10-13 07:02:00,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 07:02:00,903 INFO L263 TraceCheckSpWp]: Trace formula consists of 253 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-13 07:02:00,906 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-13 07:02:01,026 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-10-13 07:02:01,027 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-13 07:02:01,142 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-10-13 07:02:01,142 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1471745637] provided 1 perfect and 1 imperfect interpolant sequences [2021-10-13 07:02:01,142 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 3 imperfect interpolant sequences. [2021-10-13 07:02:01,142 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [5, 5, 3] total 10 [2021-10-13 07:02:01,142 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [271480069] [2021-10-13 07:02:01,143 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-13 07:02:01,143 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-13 07:02:01,143 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-13 07:02:01,144 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=64, Unknown=0, NotChecked=0, Total=90 [2021-10-13 07:02:01,144 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) [2021-10-13 07:02:01,222 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 07:02:01,225 INFO L93 Difference]: Finished difference Result 283 states and 410 transitions. [2021-10-13 07:02:01,226 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-13 07:02:01,226 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 [2021-10-13 07:02:01,226 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 07:02:01,229 INFO L225 Difference]: With dead ends: 283 [2021-10-13 07:02:01,229 INFO L226 Difference]: Without dead ends: 220 [2021-10-13 07:02:01,230 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 128 GetRequests, 120 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 61.3ms TimeCoverageRelationStatistics Valid=26, Invalid=64, Unknown=0, NotChecked=0, Total=90 [2021-10-13 07:02:01,231 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 220 states. [2021-10-13 07:02:01,243 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 220 to 217. [2021-10-13 07:02:01,244 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) [2021-10-13 07:02:01,248 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 217 states to 217 states and 324 transitions. [2021-10-13 07:02:01,253 INFO L78 Accepts]: Start accepts. Automaton has 217 states and 324 transitions. Word has length 33 [2021-10-13 07:02:01,253 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 07:02:01,253 INFO L470 AbstractCegarLoop]: Abstraction has 217 states and 324 transitions. [2021-10-13 07:02:01,254 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) [2021-10-13 07:02:01,254 INFO L276 IsEmpty]: Start isEmpty. Operand 217 states and 324 transitions. [2021-10-13 07:02:01,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-10-13 07:02:01,258 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 07:02:01,259 INFO L512 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] [2021-10-13 07:02:01,285 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cce33140-e632-43fa-8cec-7a578d18b6e9/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (8)] Forceful destruction successful, exit code 0 [2021-10-13 07:02:01,485 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cce33140-e632-43fa-8cec-7a578d18b6e9/bin/utaipan-q2qaUkNPG8/cvc4 --incremental --print-success --lang smt (9)] Forceful destruction successful, exit code 0 [2021-10-13 07:02:01,682 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cce33140-e632-43fa-8cec-7a578d18b6e9/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3,9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cce33140-e632-43fa-8cec-7a578d18b6e9/bin/utaipan-q2qaUkNPG8/cvc4 --incremental --print-success --lang smt [2021-10-13 07:02:01,683 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting Id_MCDC_95Err0ASSERT_VIOLATIONERROR_FUNCTION === [Id_MCDC_95Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 07:02:01,683 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 07:02:01,683 INFO L82 PathProgramCache]: Analyzing trace with hash -1909524496, now seen corresponding path program 1 times [2021-10-13 07:02:01,684 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-13 07:02:01,685 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1508094549] [2021-10-13 07:02:01,685 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 07:02:01,685 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-13 07:02:01,685 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cce33140-e632-43fa-8cec-7a578d18b6e9/bin/utaipan-q2qaUkNPG8/mathsat [2021-10-13 07:02:01,701 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cce33140-e632-43fa-8cec-7a578d18b6e9/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-13 07:02:01,706 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cce33140-e632-43fa-8cec-7a578d18b6e9/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (10)] Waiting until timeout for monitored process [2021-10-13 07:02:02,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 07:02:02,098 INFO L263 TraceCheckSpWp]: Trace formula consists of 268 conjuncts, 4 conjunts are in the unsatisfiable core [2021-10-13 07:02:02,101 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-13 07:02:02,234 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-10-13 07:02:02,234 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-13 07:02:02,373 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-10-13 07:02:02,373 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-13 07:02:02,374 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1508094549] [2021-10-13 07:02:02,374 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1508094549] provided 0 perfect and 2 imperfect interpolant sequences [2021-10-13 07:02:02,374 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [526008904] [2021-10-13 07:02:02,374 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 07:02:02,374 INFO L170 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2021-10-13 07:02:02,374 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cce33140-e632-43fa-8cec-7a578d18b6e9/bin/utaipan-q2qaUkNPG8/cvc4 [2021-10-13 07:02:02,375 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cce33140-e632-43fa-8cec-7a578d18b6e9/bin/utaipan-q2qaUkNPG8/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2021-10-13 07:02:02,376 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cce33140-e632-43fa-8cec-7a578d18b6e9/bin/utaipan-q2qaUkNPG8/cvc4 --incremental --print-success --lang smt (11)] Waiting until timeout for monitored process [2021-10-13 07:02:02,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 07:02:02,829 INFO L263 TraceCheckSpWp]: Trace formula consists of 268 conjuncts, 4 conjunts are in the unsatisfiable core [2021-10-13 07:02:02,830 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-13 07:02:02,941 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-10-13 07:02:02,941 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-13 07:02:03,075 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-10-13 07:02:03,076 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [526008904] provided 0 perfect and 2 imperfect interpolant sequences [2021-10-13 07:02:03,076 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [796741505] [2021-10-13 07:02:03,076 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 07:02:03,076 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-13 07:02:03,077 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cce33140-e632-43fa-8cec-7a578d18b6e9/bin/utaipan-q2qaUkNPG8/z3 [2021-10-13 07:02:03,086 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cce33140-e632-43fa-8cec-7a578d18b6e9/bin/utaipan-q2qaUkNPG8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-13 07:02:03,087 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cce33140-e632-43fa-8cec-7a578d18b6e9/bin/utaipan-q2qaUkNPG8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Waiting until timeout for monitored process [2021-10-13 07:02:03,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 07:02:03,504 INFO L263 TraceCheckSpWp]: Trace formula consists of 268 conjuncts, 4 conjunts are in the unsatisfiable core [2021-10-13 07:02:03,506 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-13 07:02:03,682 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-10-13 07:02:03,682 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-13 07:02:03,796 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-10-13 07:02:03,796 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [796741505] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-13 07:02:03,797 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 4 imperfect interpolant sequences. [2021-10-13 07:02:03,797 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4, 4] imperfect sequences [5, 5, 5, 5] total 11 [2021-10-13 07:02:03,797 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [964380775] [2021-10-13 07:02:03,798 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-13 07:02:03,798 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-13 07:02:03,798 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-13 07:02:03,799 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=82, Unknown=0, NotChecked=0, Total=110 [2021-10-13 07:02:03,799 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) [2021-10-13 07:02:03,934 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 07:02:03,934 INFO L93 Difference]: Finished difference Result 269 states and 392 transitions. [2021-10-13 07:02:03,941 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-13 07:02:03,941 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 [2021-10-13 07:02:03,942 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 07:02:03,942 INFO L225 Difference]: With dead ends: 269 [2021-10-13 07:02:03,942 INFO L226 Difference]: Without dead ends: 0 [2021-10-13 07:02:03,943 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 217 GetRequests, 207 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 91.4ms TimeCoverageRelationStatistics Valid=33, Invalid=99, Unknown=0, NotChecked=0, Total=132 [2021-10-13 07:02:03,943 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-10-13 07:02:03,943 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-10-13 07:02:03,943 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) [2021-10-13 07:02:03,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-10-13 07:02:03,944 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 37 [2021-10-13 07:02:03,944 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 07:02:03,944 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-13 07:02:03,944 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) [2021-10-13 07:02:03,944 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-10-13 07:02:03,945 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-10-13 07:02:03,951 INFO L764 garLoopResultBuilder]: Registering result SAFE for location Id_MCDC_95Err0ASSERT_VIOLATIONERROR_FUNCTION [2021-10-13 07:02:03,980 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cce33140-e632-43fa-8cec-7a578d18b6e9/bin/utaipan-q2qaUkNPG8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Forceful destruction successful, exit code 0 [2021-10-13 07:02:04,160 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cce33140-e632-43fa-8cec-7a578d18b6e9/bin/utaipan-q2qaUkNPG8/cvc4 --incremental --print-success --lang smt (11)] Forceful destruction successful, exit code 0 [2021-10-13 07:02:04,369 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cce33140-e632-43fa-8cec-7a578d18b6e9/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (10)] Forceful destruction successful, exit code 0 [2021-10-13 07:02:04,557 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cce33140-e632-43fa-8cec-7a578d18b6e9/bin/utaipan-q2qaUkNPG8/z3 -smt2 -in SMTLIB2_COMPLIANT=true,11 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cce33140-e632-43fa-8cec-7a578d18b6e9/bin/utaipan-q2qaUkNPG8/cvc4 --incremental --print-success --lang smt,10 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cce33140-e632-43fa-8cec-7a578d18b6e9/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 [2021-10-13 07:02:04,559 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-10-13 07:02:04,567 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:02:04,601 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:02:04,602 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:02:04,605 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:02:04,606 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:02:04,609 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:02:04,610 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:02:04,611 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:02:04,612 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:02:04,613 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:02:04,614 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:02:04,614 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:02:04,615 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:02:04,617 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:02:04,618 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:02:04,618 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:02:04,619 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:02:04,619 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:02:04,621 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:02:04,622 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:02:04,623 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:02:04,623 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:02:04,624 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:02:04,625 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:02:04,634 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:02:04,635 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:02:04,636 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:02:04,637 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:02:04,638 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:02:04,638 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:02:04,639 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:02:04,640 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:02:04,641 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:02:04,642 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:02:04,642 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:02:04,643 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:02:04,644 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:02:04,645 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:02:04,645 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:02:04,646 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:02:04,647 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:02:04,648 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:02:04,648 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:02:04,649 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:02:04,650 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:02:04,651 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:02:04,651 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:02:04,652 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:02:04,653 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:02:04,654 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:02:04,655 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:02:04,656 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:02:04,657 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:02:04,658 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:02:04,659 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:02:04,659 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:02:04,660 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:02:04,661 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:02:04,662 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:02:04,663 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:02:04,663 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:02:04,664 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:02:04,665 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:02:04,666 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:02:04,668 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:02:04,669 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:02:04,669 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:02:04,670 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:02:04,671 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:02:04,672 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:02:04,673 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:02:04,673 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:02:04,674 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:02:04,675 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:02:04,675 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:02:04,676 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:02:04,677 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:02:04,679 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:02:04,679 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:02:04,680 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:02:04,681 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:02:04,682 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:02:04,683 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:02:04,684 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:02:04,685 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:02:04,853 INFO L857 garLoopResultBuilder]: For program point L461(lines 461 464) no Hoare annotation was computed. [2021-10-13 07:02:04,853 INFO L857 garLoopResultBuilder]: For program point L11(lines 11 14) no Hoare annotation was computed. [2021-10-13 07:02:04,854 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|) [2021-10-13 07:02:04,854 INFO L857 garLoopResultBuilder]: For program point L11-2(lines 11 14) no Hoare annotation was computed. [2021-10-13 07:02:04,854 INFO L857 garLoopResultBuilder]: For program point L288(lines 288 295) no Hoare annotation was computed. [2021-10-13 07:02:04,854 INFO L857 garLoopResultBuilder]: For program point L255(lines 255 269) no Hoare annotation was computed. [2021-10-13 07:02:04,854 INFO L857 garLoopResultBuilder]: For program point L288-2(lines 288 295) no Hoare annotation was computed. [2021-10-13 07:02:04,854 INFO L857 garLoopResultBuilder]: For program point L284(lines 284 287) no Hoare annotation was computed. [2021-10-13 07:02:04,854 INFO L860 garLoopResultBuilder]: At program point Id_MCDC_95ENTRY(lines 280 299) the Hoare annotation is: true [2021-10-13 07:02:04,855 INFO L857 garLoopResultBuilder]: For program point L463(line 463) no Hoare annotation was computed. [2021-10-13 07:02:04,855 INFO L857 garLoopResultBuilder]: For program point Id_MCDC_95EXIT(lines 280 299) no Hoare annotation was computed. [2021-10-13 07:02:04,855 INFO L857 garLoopResultBuilder]: For program point L298(line 298) no Hoare annotation was computed. [2021-10-13 07:02:04,855 INFO L857 garLoopResultBuilder]: For program point L9(lines 9 15) no Hoare annotation was computed. [2021-10-13 07:02:04,855 INFO L857 garLoopResultBuilder]: For program point Id_MCDC_95Err0ASSERT_VIOLATIONERROR_FUNCTION(line 463) no Hoare annotation was computed. [2021-10-13 07:02:04,855 INFO L857 garLoopResultBuilder]: For program point L9-1(lines 9 15) no Hoare annotation was computed. [2021-10-13 07:02:04,855 INFO L857 garLoopResultBuilder]: For program point L298-2(line 298) no Hoare annotation was computed. [2021-10-13 07:02:04,856 INFO L857 garLoopResultBuilder]: For program point L261(lines 261 269) no Hoare annotation was computed. [2021-10-13 07:02:04,856 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))) [2021-10-13 07:02:04,856 INFO L857 garLoopResultBuilder]: For program point L290-1(line 290) no Hoare annotation was computed. [2021-10-13 07:02:04,856 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))) [2021-10-13 07:02:04,856 INFO L857 garLoopResultBuilder]: For program point L270-1(lines 250 279) no Hoare annotation was computed. [2021-10-13 07:02:04,856 INFO L857 garLoopResultBuilder]: For program point L270-2(lines 270 277) no Hoare annotation was computed. [2021-10-13 07:02:04,857 INFO L857 garLoopResultBuilder]: For program point Id_MCDC_95FINAL(lines 280 299) no Hoare annotation was computed. [2021-10-13 07:02:04,857 INFO L857 garLoopResultBuilder]: For program point L234(line 234) no Hoare annotation was computed. [2021-10-13 07:02:04,857 INFO L857 garLoopResultBuilder]: For program point L234-2(line 234) no Hoare annotation was computed. [2021-10-13 07:02:04,857 INFO L857 garLoopResultBuilder]: For program point L234-3(line 234) no Hoare annotation was computed. [2021-10-13 07:02:04,857 INFO L857 garLoopResultBuilder]: For program point L234-5(lines 234 246) no Hoare annotation was computed. [2021-10-13 07:02:04,857 INFO L857 garLoopResultBuilder]: For program point L234-6(line 234) no Hoare annotation was computed. [2021-10-13 07:02:04,857 INFO L857 garLoopResultBuilder]: For program point L234-8(line 234) no Hoare annotation was computed. [2021-10-13 07:02:04,858 INFO L857 garLoopResultBuilder]: For program point L234-9(line 234) no Hoare annotation was computed. [2021-10-13 07:02:04,858 INFO L857 garLoopResultBuilder]: For program point L234-11(lines 234 246) no Hoare annotation was computed. [2021-10-13 07:02:04,858 INFO L857 garLoopResultBuilder]: For program point L234-12(line 234) no Hoare annotation was computed. [2021-10-13 07:02:04,858 INFO L857 garLoopResultBuilder]: For program point L234-14(line 234) no Hoare annotation was computed. [2021-10-13 07:02:04,858 INFO L857 garLoopResultBuilder]: For program point L234-15(line 234) no Hoare annotation was computed. [2021-10-13 07:02:04,858 INFO L857 garLoopResultBuilder]: For program point L234-17(lines 234 246) no Hoare annotation was computed. [2021-10-13 07:02:04,858 INFO L857 garLoopResultBuilder]: For program point L234-18(line 234) no Hoare annotation was computed. [2021-10-13 07:02:04,858 INFO L857 garLoopResultBuilder]: For program point L234-20(line 234) no Hoare annotation was computed. [2021-10-13 07:02:04,858 INFO L857 garLoopResultBuilder]: For program point L234-21(line 234) no Hoare annotation was computed. [2021-10-13 07:02:04,859 INFO L857 garLoopResultBuilder]: For program point L234-23(lines 234 246) no Hoare annotation was computed. [2021-10-13 07:02:04,859 INFO L857 garLoopResultBuilder]: For program point L202(lines 202 208) no Hoare annotation was computed. [2021-10-13 07:02:04,859 INFO L857 garLoopResultBuilder]: For program point L202-2(lines 202 208) no Hoare annotation was computed. [2021-10-13 07:02:04,859 INFO L857 garLoopResultBuilder]: For program point L202-3(lines 202 208) no Hoare annotation was computed. [2021-10-13 07:02:04,859 INFO L857 garLoopResultBuilder]: For program point L202-5(lines 202 208) no Hoare annotation was computed. [2021-10-13 07:02:04,859 INFO L857 garLoopResultBuilder]: For program point L202-6(lines 202 208) no Hoare annotation was computed. [2021-10-13 07:02:04,859 INFO L857 garLoopResultBuilder]: For program point L202-8(lines 202 208) no Hoare annotation was computed. [2021-10-13 07:02:04,859 INFO L857 garLoopResultBuilder]: For program point L202-9(lines 202 208) no Hoare annotation was computed. [2021-10-13 07:02:04,860 INFO L857 garLoopResultBuilder]: For program point L202-11(lines 202 208) no Hoare annotation was computed. [2021-10-13 07:02:04,860 INFO L857 garLoopResultBuilder]: For program point L236(lines 236 241) no Hoare annotation was computed. [2021-10-13 07:02:04,860 INFO L857 garLoopResultBuilder]: For program point L236-1(lines 234 246) no Hoare annotation was computed. [2021-10-13 07:02:04,860 INFO L857 garLoopResultBuilder]: For program point L236-2(lines 236 241) no Hoare annotation was computed. [2021-10-13 07:02:04,860 INFO L857 garLoopResultBuilder]: For program point L236-3(lines 234 246) no Hoare annotation was computed. [2021-10-13 07:02:04,860 INFO L857 garLoopResultBuilder]: For program point L236-4(lines 236 241) no Hoare annotation was computed. [2021-10-13 07:02:04,860 INFO L857 garLoopResultBuilder]: For program point L236-5(lines 234 246) no Hoare annotation was computed. [2021-10-13 07:02:04,860 INFO L857 garLoopResultBuilder]: For program point L236-6(lines 236 241) no Hoare annotation was computed. [2021-10-13 07:02:04,861 INFO L857 garLoopResultBuilder]: For program point L236-7(lines 234 246) no Hoare annotation was computed. [2021-10-13 07:02:04,861 INFO L857 garLoopResultBuilder]: For program point L204(lines 204 207) no Hoare annotation was computed. [2021-10-13 07:02:04,861 INFO L857 garLoopResultBuilder]: For program point L204-1(lines 204 207) no Hoare annotation was computed. [2021-10-13 07:02:04,861 INFO L857 garLoopResultBuilder]: For program point L204-2(lines 204 207) no Hoare annotation was computed. [2021-10-13 07:02:04,861 INFO L857 garLoopResultBuilder]: For program point L204-3(lines 204 207) no Hoare annotation was computed. [2021-10-13 07:02:04,861 INFO L857 garLoopResultBuilder]: For program point L304(lines 304 307) no Hoare annotation was computed. [2021-10-13 07:02:04,861 INFO L857 garLoopResultBuilder]: For program point L371(lines 371 374) no Hoare annotation was computed. [2021-10-13 07:02:04,861 INFO L857 garLoopResultBuilder]: For program point L406-2(lines 406 416) no Hoare annotation was computed. [2021-10-13 07:02:04,862 INFO L860 garLoopResultBuilder]: At program point L406-3(lines 406 416) the Hoare annotation is: true [2021-10-13 07:02:04,862 INFO L860 garLoopResultBuilder]: At program point L406-4(lines 406 416) the Hoare annotation is: true [2021-10-13 07:02:04,862 INFO L857 garLoopResultBuilder]: For program point L308-1(lines 308 315) no Hoare annotation was computed. [2021-10-13 07:02:04,862 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)) [2021-10-13 07:02:04,862 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)) [2021-10-13 07:02:04,862 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)) [2021-10-13 07:02:04,862 INFO L857 garLoopResultBuilder]: For program point L308-4(lines 308 315) no Hoare annotation was computed. [2021-10-13 07:02:04,863 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)) [2021-10-13 07:02:04,863 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)) [2021-10-13 07:02:04,863 INFO L857 garLoopResultBuilder]: For program point L408(line 408) no Hoare annotation was computed. [2021-10-13 07:02:04,863 INFO L857 garLoopResultBuilder]: For program point L408-2(lines 408 415) no Hoare annotation was computed. [2021-10-13 07:02:04,863 INFO L857 garLoopResultBuilder]: For program point L376-2(lines 376 393) no Hoare annotation was computed. [2021-10-13 07:02:04,863 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)) [2021-10-13 07:02:04,863 INFO L857 garLoopResultBuilder]: For program point L376-4(lines 376 393) no Hoare annotation was computed. [2021-10-13 07:02:04,864 INFO L857 garLoopResultBuilder]: For program point L211(line 211) no Hoare annotation was computed. [2021-10-13 07:02:04,864 INFO L857 garLoopResultBuilder]: For program point L211-2(line 211) no Hoare annotation was computed. [2021-10-13 07:02:04,864 INFO L857 garLoopResultBuilder]: For program point L211-3(line 211) no Hoare annotation was computed. [2021-10-13 07:02:04,864 INFO L857 garLoopResultBuilder]: For program point L211-5(line 211) no Hoare annotation was computed. [2021-10-13 07:02:04,864 INFO L857 garLoopResultBuilder]: For program point L211-6(line 211) no Hoare annotation was computed. [2021-10-13 07:02:04,864 INFO L857 garLoopResultBuilder]: For program point L211-8(line 211) no Hoare annotation was computed. [2021-10-13 07:02:04,864 INFO L857 garLoopResultBuilder]: For program point L211-9(line 211) no Hoare annotation was computed. [2021-10-13 07:02:04,864 INFO L857 garLoopResultBuilder]: For program point L211-11(line 211) no Hoare annotation was computed. [2021-10-13 07:02:04,867 INFO L857 garLoopResultBuilder]: For program point L311(lines 311 314) no Hoare annotation was computed. [2021-10-13 07:02:04,867 INFO L857 garLoopResultBuilder]: For program point L212(line 212) no Hoare annotation was computed. [2021-10-13 07:02:04,867 INFO L857 garLoopResultBuilder]: For program point L212-2(line 212) no Hoare annotation was computed. [2021-10-13 07:02:04,867 INFO L857 garLoopResultBuilder]: For program point L212-4(line 212) no Hoare annotation was computed. [2021-10-13 07:02:04,867 INFO L857 garLoopResultBuilder]: For program point L212-6(line 212) no Hoare annotation was computed. [2021-10-13 07:02:04,868 INFO L857 garLoopResultBuilder]: For program point L378(lines 378 381) no Hoare annotation was computed. [2021-10-13 07:02:04,868 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)) [2021-10-13 07:02:04,868 INFO L857 garLoopResultBuilder]: For program point L214(line 214) no Hoare annotation was computed. [2021-10-13 07:02:04,868 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)) [2021-10-13 07:02:04,868 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)) [2021-10-13 07:02:04,869 INFO L857 garLoopResultBuilder]: For program point L214-2(line 214) no Hoare annotation was computed. [2021-10-13 07:02:04,869 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)) [2021-10-13 07:02:04,869 INFO L857 garLoopResultBuilder]: For program point L214-3(line 214) no Hoare annotation was computed. [2021-10-13 07:02:04,869 INFO L857 garLoopResultBuilder]: For program point L214-5(line 214) no Hoare annotation was computed. [2021-10-13 07:02:04,869 INFO L857 garLoopResultBuilder]: For program point L214-6(line 214) no Hoare annotation was computed. [2021-10-13 07:02:04,870 INFO L857 garLoopResultBuilder]: For program point L214-8(line 214) no Hoare annotation was computed. [2021-10-13 07:02:04,870 INFO L857 garLoopResultBuilder]: For program point L214-9(line 214) no Hoare annotation was computed. [2021-10-13 07:02:04,870 INFO L857 garLoopResultBuilder]: For program point L214-11(line 214) no Hoare annotation was computed. [2021-10-13 07:02:04,870 INFO L857 garLoopResultBuilder]: For program point L215(line 215) no Hoare annotation was computed. [2021-10-13 07:02:04,870 INFO L857 garLoopResultBuilder]: For program point L215-2(line 215) no Hoare annotation was computed. [2021-10-13 07:02:04,870 INFO L857 garLoopResultBuilder]: For program point L215-4(line 215) no Hoare annotation was computed. [2021-10-13 07:02:04,871 INFO L857 garLoopResultBuilder]: For program point L215-6(line 215) no Hoare annotation was computed. [2021-10-13 07:02:04,871 INFO L857 garLoopResultBuilder]: For program point L316(line 316) no Hoare annotation was computed. [2021-10-13 07:02:04,871 INFO L857 garLoopResultBuilder]: For program point L316-2(line 316) no Hoare annotation was computed. [2021-10-13 07:02:04,871 INFO L857 garLoopResultBuilder]: For program point L217(line 217) no Hoare annotation was computed. [2021-10-13 07:02:04,871 INFO L857 garLoopResultBuilder]: For program point L316-3(line 316) no Hoare annotation was computed. [2021-10-13 07:02:04,871 INFO L857 garLoopResultBuilder]: For program point L217-2(line 217) no Hoare annotation was computed. [2021-10-13 07:02:04,872 INFO L857 garLoopResultBuilder]: For program point L316-5(lines 316 328) no Hoare annotation was computed. [2021-10-13 07:02:04,872 INFO L857 garLoopResultBuilder]: For program point L217-3(line 217) no Hoare annotation was computed. [2021-10-13 07:02:04,872 INFO L857 garLoopResultBuilder]: For program point L217-5(line 217) no Hoare annotation was computed. [2021-10-13 07:02:04,872 INFO L857 garLoopResultBuilder]: For program point L217-6(line 217) no Hoare annotation was computed. [2021-10-13 07:02:04,872 INFO L857 garLoopResultBuilder]: For program point L217-8(line 217) no Hoare annotation was computed. [2021-10-13 07:02:04,873 INFO L857 garLoopResultBuilder]: For program point L217-9(line 217) no Hoare annotation was computed. [2021-10-13 07:02:04,873 INFO L857 garLoopResultBuilder]: For program point L217-11(line 217) no Hoare annotation was computed. [2021-10-13 07:02:04,873 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-10-13 07:02:04,873 INFO L857 garLoopResultBuilder]: For program point L218(line 218) no Hoare annotation was computed. [2021-10-13 07:02:04,873 INFO L857 garLoopResultBuilder]: For program point L218-2(line 218) no Hoare annotation was computed. [2021-10-13 07:02:04,873 INFO L857 garLoopResultBuilder]: For program point L218-4(line 218) no Hoare annotation was computed. [2021-10-13 07:02:04,874 INFO L857 garLoopResultBuilder]: For program point L218-6(line 218) no Hoare annotation was computed. [2021-10-13 07:02:04,874 INFO L857 garLoopResultBuilder]: For program point L417(line 417) no Hoare annotation was computed. [2021-10-13 07:02:04,874 INFO L857 garLoopResultBuilder]: For program point L318(lines 318 323) no Hoare annotation was computed. [2021-10-13 07:02:04,874 INFO L857 garLoopResultBuilder]: For program point L318-1(lines 316 328) no Hoare annotation was computed. [2021-10-13 07:02:04,874 INFO L860 garLoopResultBuilder]: At program point L418(lines 427 458) the Hoare annotation is: true [2021-10-13 07:02:04,875 INFO L857 garLoopResultBuilder]: For program point L352-2(lines 352 355) no Hoare annotation was computed. [2021-10-13 07:02:04,875 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))) [2021-10-13 07:02:04,875 INFO L857 garLoopResultBuilder]: For program point L352-4(lines 332 399) no Hoare annotation was computed. [2021-10-13 07:02:04,875 INFO L857 garLoopResultBuilder]: For program point L220(line 220) no Hoare annotation was computed. [2021-10-13 07:02:04,875 INFO L857 garLoopResultBuilder]: For program point L220-2(line 220) no Hoare annotation was computed. [2021-10-13 07:02:04,875 INFO L857 garLoopResultBuilder]: For program point L220-3(line 220) no Hoare annotation was computed. [2021-10-13 07:02:04,876 INFO L857 garLoopResultBuilder]: For program point L220-5(line 220) no Hoare annotation was computed. [2021-10-13 07:02:04,876 INFO L857 garLoopResultBuilder]: For program point L220-6(line 220) no Hoare annotation was computed. [2021-10-13 07:02:04,876 INFO L857 garLoopResultBuilder]: For program point L220-8(line 220) no Hoare annotation was computed. [2021-10-13 07:02:04,876 INFO L857 garLoopResultBuilder]: For program point L220-9(line 220) no Hoare annotation was computed. [2021-10-13 07:02:04,876 INFO L857 garLoopResultBuilder]: For program point L220-11(line 220) no Hoare annotation was computed. [2021-10-13 07:02:04,877 INFO L857 garLoopResultBuilder]: For program point L452(lines 452 455) no Hoare annotation was computed. [2021-10-13 07:02:04,877 INFO L857 garLoopResultBuilder]: For program point L221(line 221) no Hoare annotation was computed. [2021-10-13 07:02:04,877 INFO L857 garLoopResultBuilder]: For program point L221-2(line 221) no Hoare annotation was computed. [2021-10-13 07:02:04,877 INFO L857 garLoopResultBuilder]: For program point L221-4(line 221) no Hoare annotation was computed. [2021-10-13 07:02:04,877 INFO L857 garLoopResultBuilder]: For program point L221-6(line 221) no Hoare annotation was computed. [2021-10-13 07:02:04,877 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-10-13 07:02:04,878 INFO L857 garLoopResultBuilder]: For program point L223(line 223) no Hoare annotation was computed. [2021-10-13 07:02:04,878 INFO L857 garLoopResultBuilder]: For program point L223-2(line 223) no Hoare annotation was computed. [2021-10-13 07:02:04,878 INFO L857 garLoopResultBuilder]: For program point L223-4(line 223) no Hoare annotation was computed. [2021-10-13 07:02:04,878 INFO L857 garLoopResultBuilder]: For program point L223-6(line 223) no Hoare annotation was computed. [2021-10-13 07:02:04,878 INFO L857 garLoopResultBuilder]: For program point L389(lines 389 392) no Hoare annotation was computed. [2021-10-13 07:02:04,878 INFO L857 garLoopResultBuilder]: For program point L356(lines 356 397) no Hoare annotation was computed. [2021-10-13 07:02:04,879 INFO L857 garLoopResultBuilder]: For program point L358-2(lines 358 396) no Hoare annotation was computed. [2021-10-13 07:02:04,879 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)) [2021-10-13 07:02:04,879 INFO L857 garLoopResultBuilder]: For program point L226-1(lines 226 233) no Hoare annotation was computed. [2021-10-13 07:02:04,879 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)) [2021-10-13 07:02:04,879 INFO L857 garLoopResultBuilder]: For program point L226-4(lines 226 233) no Hoare annotation was computed. [2021-10-13 07:02:04,880 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-10-13 07:02:04,880 INFO L857 garLoopResultBuilder]: For program point L226-6(lines 226 233) no Hoare annotation was computed. [2021-10-13 07:02:04,880 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)) [2021-10-13 07:02:04,880 INFO L857 garLoopResultBuilder]: For program point L226-9(lines 226 233) no Hoare annotation was computed. [2021-10-13 07:02:04,880 INFO L857 garLoopResultBuilder]: For program point L226-11(lines 226 233) no Hoare annotation was computed. [2021-10-13 07:02:04,880 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)) [2021-10-13 07:02:04,881 INFO L857 garLoopResultBuilder]: For program point L226-14(lines 226 233) no Hoare annotation was computed. [2021-10-13 07:02:04,881 INFO L857 garLoopResultBuilder]: For program point L226-16(lines 226 233) no Hoare annotation was computed. [2021-10-13 07:02:04,881 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)) [2021-10-13 07:02:04,881 INFO L857 garLoopResultBuilder]: For program point L226-19(lines 226 233) no Hoare annotation was computed. [2021-10-13 07:02:04,881 INFO L857 garLoopResultBuilder]: For program point L361(lines 361 364) no Hoare annotation was computed. [2021-10-13 07:02:04,882 INFO L857 garLoopResultBuilder]: For program point L229(lines 229 232) no Hoare annotation was computed. [2021-10-13 07:02:04,882 INFO L857 garLoopResultBuilder]: For program point L229-1(lines 229 232) no Hoare annotation was computed. [2021-10-13 07:02:04,882 INFO L857 garLoopResultBuilder]: For program point L229-2(lines 229 232) no Hoare annotation was computed. [2021-10-13 07:02:04,882 INFO L857 garLoopResultBuilder]: For program point L229-3(lines 229 232) no Hoare annotation was computed. [2021-10-13 07:02:04,882 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)) [2021-10-13 07:02:04,882 INFO L857 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-10-13 07:02:04,883 INFO L857 garLoopResultBuilder]: For program point L198(lines 198 201) no Hoare annotation was computed. [2021-10-13 07:02:04,883 INFO L857 garLoopResultBuilder]: For program point L198-1(lines 198 201) no Hoare annotation was computed. [2021-10-13 07:02:04,883 INFO L857 garLoopResultBuilder]: For program point L198-2(lines 198 201) no Hoare annotation was computed. [2021-10-13 07:02:04,883 INFO L857 garLoopResultBuilder]: For program point L198-3(lines 198 201) no Hoare annotation was computed. [2021-10-13 07:02:04,883 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)) [2021-10-13 07:02:04,883 INFO L857 garLoopResultBuilder]: For program point L365(lines 365 368) no Hoare annotation was computed. [2021-10-13 07:02:04,888 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-10-13 07:02:04,908 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 13.10 07:02:04 BoogieIcfgContainer [2021-10-13 07:02:04,908 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-13 07:02:04,909 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-13 07:02:04,909 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-13 07:02:04,909 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-13 07:02:04,910 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 07:01:54" (3/4) ... [2021-10-13 07:02:04,913 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-10-13 07:02:04,922 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure Id_MCDC_95 [2021-10-13 07:02:04,941 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 59 nodes and edges [2021-10-13 07:02:04,943 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 25 nodes and edges [2021-10-13 07:02:04,945 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2021-10-13 07:02:04,947 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2021-10-13 07:02:04,949 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-13 07:02:04,951 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-13 07:02:05,000 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) [2021-10-13 07:02:05,003 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 [2021-10-13 07:02:05,106 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cce33140-e632-43fa-8cec-7a578d18b6e9/bin/utaipan-q2qaUkNPG8/witness.graphml [2021-10-13 07:02:05,106 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-13 07:02:05,108 INFO L168 Benchmark]: Toolchain (without parser) took 13632.04 ms. Allocated memory was 62.9 MB in the beginning and 134.2 MB in the end (delta: 71.3 MB). Free memory was 41.6 MB in the beginning and 92.1 MB in the end (delta: -50.5 MB). Peak memory consumption was 59.5 MB. Max. memory is 16.1 GB. [2021-10-13 07:02:05,108 INFO L168 Benchmark]: CDTParser took 0.40 ms. Allocated memory is still 62.9 MB. Free memory is still 43.7 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-13 07:02:05,109 INFO L168 Benchmark]: CACSL2BoogieTranslator took 707.68 ms. Allocated memory is still 62.9 MB. Free memory was 41.4 MB in the beginning and 30.9 MB in the end (delta: 10.5 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-10-13 07:02:05,109 INFO L168 Benchmark]: Boogie Procedure Inliner took 148.28 ms. Allocated memory was 62.9 MB in the beginning and 77.6 MB in the end (delta: 14.7 MB). Free memory was 30.7 MB in the beginning and 58.0 MB in the end (delta: -27.3 MB). Peak memory consumption was 8.1 MB. Max. memory is 16.1 GB. [2021-10-13 07:02:05,110 INFO L168 Benchmark]: Boogie Preprocessor took 93.81 ms. Allocated memory is still 77.6 MB. Free memory was 58.0 MB in the beginning and 52.8 MB in the end (delta: 5.2 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. [2021-10-13 07:02:05,110 INFO L168 Benchmark]: RCFGBuilder took 1812.06 ms. Allocated memory is still 77.6 MB. Free memory was 52.8 MB in the beginning and 45.0 MB in the end (delta: 7.8 MB). Peak memory consumption was 26.5 MB. Max. memory is 16.1 GB. [2021-10-13 07:02:05,111 INFO L168 Benchmark]: TraceAbstraction took 10666.07 ms. Allocated memory was 77.6 MB in the beginning and 111.1 MB in the end (delta: 33.6 MB). Free memory was 44.2 MB in the beginning and 35.6 MB in the end (delta: 8.6 MB). Peak memory consumption was 42.0 MB. Max. memory is 16.1 GB. [2021-10-13 07:02:05,111 INFO L168 Benchmark]: Witness Printer took 197.09 ms. Allocated memory was 111.1 MB in the beginning and 134.2 MB in the end (delta: 23.1 MB). Free memory was 35.6 MB in the beginning and 92.1 MB in the end (delta: -56.5 MB). Peak memory consumption was 6.9 MB. Max. memory is 16.1 GB. [2021-10-13 07:02:05,114 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.40 ms. Allocated memory is still 62.9 MB. Free memory is still 43.7 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 707.68 ms. Allocated memory is still 62.9 MB. Free memory was 41.4 MB in the beginning and 30.9 MB in the end (delta: 10.5 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 148.28 ms. Allocated memory was 62.9 MB in the beginning and 77.6 MB in the end (delta: 14.7 MB). Free memory was 30.7 MB in the beginning and 58.0 MB in the end (delta: -27.3 MB). Peak memory consumption was 8.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 93.81 ms. Allocated memory is still 77.6 MB. Free memory was 58.0 MB in the beginning and 52.8 MB in the end (delta: 5.2 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. * RCFGBuilder took 1812.06 ms. Allocated memory is still 77.6 MB. Free memory was 52.8 MB in the beginning and 45.0 MB in the end (delta: 7.8 MB). Peak memory consumption was 26.5 MB. Max. memory is 16.1 GB. * TraceAbstraction took 10666.07 ms. Allocated memory was 77.6 MB in the beginning and 111.1 MB in the end (delta: 33.6 MB). Free memory was 44.2 MB in the beginning and 35.6 MB in the end (delta: 8.6 MB). Peak memory consumption was 42.0 MB. Max. memory is 16.1 GB. * Witness Printer took 197.09 ms. Allocated memory was 111.1 MB in the beginning and 134.2 MB in the end (delta: 23.1 MB). Free memory was 35.6 MB in the beginning and 92.1 MB in the end (delta: -56.5 MB). Peak memory consumption was 6.9 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0ms ErrorAutomatonConstructionTimeTotal, 0.0ms FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0ms ErrorAutomatonConstructionTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 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: 10575.1ms, OverallIterations: 6, TraceHistogramMax: 2, EmptinessCheckTime: 35.7ms, AutomataDifference: 780.4ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 295.2ms, InitialAbstractionConstructionTime: 19.8ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: 1768 SDtfs, 1189 SDslu, 2172 SDs, 0 SdLazy, 62 SolverSat, 19 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 325.6ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 655 GetRequests, 615 SyntacticMatches, 0 SemanticMatches, 40 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 43 ImplicationChecksByTransitivity, 391.9ms Time, 0.0ms 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, 0.0ms DumpTime, AutomataMinimizationStatistics: 189.9ms AutomataMinimizationTime, 6 MinimizatonAttempts, 383 StatesRemovedByMinimization, 4 NontrivialMinimizations, HoareAnnotationStatistics: 0.0ms HoareAnnotationTime, 25 LocationsWithAnnotation, 85 PreInvPairs, 122 NumberOfFragments, 105 HoareAnnotationTreeSize, 85 FomulaSimplifications, 22 FormulaSimplificationTreeSizeReduction, 125.3ms HoareSimplificationTime, 25 FomulaSimplificationsInter, 35 FormulaSimplificationTreeSizeReductionInter, 158.5ms HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 414.1ms SsaConstructionTime, 1542.0ms SatisfiabilityAnalysisTime, 2933.9ms 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! [2021-10-13 07:02:05,183 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cce33140-e632-43fa-8cec-7a578d18b6e9/bin/utaipan-q2qaUkNPG8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...