./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/aws-c-common/aws_byte_buf_from_c_str_harness.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0f8a17c6 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b4aa2dd-3d82-4761-b009-09f1da629cb4/bin/utaipan-UbGMyvGFUs/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b4aa2dd-3d82-4761-b009-09f1da629cb4/bin/utaipan-UbGMyvGFUs/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b4aa2dd-3d82-4761-b009-09f1da629cb4/bin/utaipan-UbGMyvGFUs/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b4aa2dd-3d82-4761-b009-09f1da629cb4/bin/utaipan-UbGMyvGFUs/config/TaipanReach.xml -i ../../sv-benchmarks/c/aws-c-common/aws_byte_buf_from_c_str_harness.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b4aa2dd-3d82-4761-b009-09f1da629cb4/bin/utaipan-UbGMyvGFUs/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b4aa2dd-3d82-4761-b009-09f1da629cb4/bin/utaipan-UbGMyvGFUs --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 64bit --witnessprinter.graph.data.programhash 926c219674f55200b40d9809e5b1fdaded5b761814321598aab4b2039c1325ea --- Real Ultimate output --- This is Ultimate 0.2.1-dev-0f8a17c [2021-11-19 14:01:02,210 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-19 14:01:02,213 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-19 14:01:02,274 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-19 14:01:02,275 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-19 14:01:02,277 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-19 14:01:02,278 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-19 14:01:02,281 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-19 14:01:02,283 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-19 14:01:02,285 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-19 14:01:02,286 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-19 14:01:02,293 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-19 14:01:02,295 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-19 14:01:02,298 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-19 14:01:02,312 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-19 14:01:02,314 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-19 14:01:02,315 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-19 14:01:02,316 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-19 14:01:02,318 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-19 14:01:02,321 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-19 14:01:02,322 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-19 14:01:02,324 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-19 14:01:02,326 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-19 14:01:02,327 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-19 14:01:02,330 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-19 14:01:02,331 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-19 14:01:02,331 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-19 14:01:02,333 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-19 14:01:02,333 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-19 14:01:02,334 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-19 14:01:02,335 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-19 14:01:02,336 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-19 14:01:02,337 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-19 14:01:02,338 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-19 14:01:02,345 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-19 14:01:02,347 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-19 14:01:02,347 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-19 14:01:02,348 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-19 14:01:02,348 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-19 14:01:02,349 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-19 14:01:02,350 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-19 14:01:02,350 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b4aa2dd-3d82-4761-b009-09f1da629cb4/bin/utaipan-UbGMyvGFUs/config/svcomp-Reach-64bit-Taipan_Default.epf [2021-11-19 14:01:02,377 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-19 14:01:02,378 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-19 14:01:02,378 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-19 14:01:02,379 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-19 14:01:02,379 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-19 14:01:02,379 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-19 14:01:02,379 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-19 14:01:02,380 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-19 14:01:02,380 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-19 14:01:02,380 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-19 14:01:02,380 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-19 14:01:02,381 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-19 14:01:02,381 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-19 14:01:02,381 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-19 14:01:02,381 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-19 14:01:02,382 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-11-19 14:01:02,382 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-19 14:01:02,382 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-19 14:01:02,383 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-19 14:01:02,383 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-19 14:01:02,383 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-19 14:01:02,383 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-19 14:01:02,384 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-19 14:01:02,384 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-19 14:01:02,384 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-19 14:01:02,384 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-19 14:01:02,385 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-19 14:01:02,385 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-19 14:01:02,385 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-19 14:01:02,385 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-19 14:01:02,386 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-19 14:01:02,386 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-19 14:01:02,386 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-19 14:01:02,386 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-19 14:01:02,386 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-19 14:01:02,387 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-19 14:01:02,387 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-19 14:01:02,387 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_8b4aa2dd-3d82-4761-b009-09f1da629cb4/bin/utaipan-UbGMyvGFUs/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b4aa2dd-3d82-4761-b009-09f1da629cb4/bin/utaipan-UbGMyvGFUs Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 926c219674f55200b40d9809e5b1fdaded5b761814321598aab4b2039c1325ea [2021-11-19 14:01:02,630 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-19 14:01:02,667 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-19 14:01:02,671 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-19 14:01:02,672 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-19 14:01:02,673 INFO L275 PluginConnector]: CDTParser initialized [2021-11-19 14:01:02,674 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b4aa2dd-3d82-4761-b009-09f1da629cb4/bin/utaipan-UbGMyvGFUs/../../sv-benchmarks/c/aws-c-common/aws_byte_buf_from_c_str_harness.i [2021-11-19 14:01:02,747 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b4aa2dd-3d82-4761-b009-09f1da629cb4/bin/utaipan-UbGMyvGFUs/data/a52602ce9/e4166ef6e0ec4a7b818ec7561446064d/FLAG515dcf262 [2021-11-19 14:01:03,617 INFO L306 CDTParser]: Found 1 translation units. [2021-11-19 14:01:03,617 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b4aa2dd-3d82-4761-b009-09f1da629cb4/sv-benchmarks/c/aws-c-common/aws_byte_buf_from_c_str_harness.i [2021-11-19 14:01:03,666 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b4aa2dd-3d82-4761-b009-09f1da629cb4/bin/utaipan-UbGMyvGFUs/data/a52602ce9/e4166ef6e0ec4a7b818ec7561446064d/FLAG515dcf262 [2021-11-19 14:01:04,105 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b4aa2dd-3d82-4761-b009-09f1da629cb4/bin/utaipan-UbGMyvGFUs/data/a52602ce9/e4166ef6e0ec4a7b818ec7561446064d [2021-11-19 14:01:04,109 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-19 14:01:04,111 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-19 14:01:04,118 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-19 14:01:04,118 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-19 14:01:04,122 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-19 14:01:04,123 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:01:04" (1/1) ... [2021-11-19 14:01:04,124 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@74bae4d3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:01:04, skipping insertion in model container [2021-11-19 14:01:04,125 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:01:04" (1/1) ... [2021-11-19 14:01:04,135 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-19 14:01:04,272 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-19 14:01:04,539 WARN L230 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_8b4aa2dd-3d82-4761-b009-09f1da629cb4/sv-benchmarks/c/aws-c-common/aws_byte_buf_from_c_str_harness.i[4497,4510] [2021-11-19 14:01:04,546 WARN L230 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_8b4aa2dd-3d82-4761-b009-09f1da629cb4/sv-benchmarks/c/aws-c-common/aws_byte_buf_from_c_str_harness.i[4557,4570] [2021-11-19 14:01:04,572 WARN L612 FunctionHandler]: implicit declaration of function __builtin_uaddl_overflow [2021-11-19 14:01:04,578 WARN L612 FunctionHandler]: implicit declaration of function __builtin_umull_overflow [2021-11-19 14:01:05,546 WARN L1537 CHandler]: Possible shadowing of function index [2021-11-19 14:01:05,547 WARN L1537 CHandler]: Possible shadowing of function index [2021-11-19 14:01:05,547 WARN L1537 CHandler]: Possible shadowing of function index [2021-11-19 14:01:05,548 WARN L1537 CHandler]: Possible shadowing of function index [2021-11-19 14:01:05,550 WARN L1537 CHandler]: Possible shadowing of function index [2021-11-19 14:01:05,574 WARN L1537 CHandler]: Possible shadowing of function index [2021-11-19 14:01:05,574 WARN L1537 CHandler]: Possible shadowing of function index [2021-11-19 14:01:05,577 WARN L1537 CHandler]: Possible shadowing of function index [2021-11-19 14:01:05,579 WARN L1537 CHandler]: Possible shadowing of function index [2021-11-19 14:01:05,999 WARN L612 FunctionHandler]: implicit declaration of function __atomic_load_n [2021-11-19 14:01:06,000 WARN L612 FunctionHandler]: implicit declaration of function __atomic_store_n [2021-11-19 14:01:06,001 WARN L612 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2021-11-19 14:01:06,002 WARN L612 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2021-11-19 14:01:06,004 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2021-11-19 14:01:06,005 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2021-11-19 14:01:06,006 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2021-11-19 14:01:06,006 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2021-11-19 14:01:06,007 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2021-11-19 14:01:06,008 WARN L612 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2021-11-19 14:01:06,197 WARN L612 FunctionHandler]: implicit declaration of function __builtin_va_copy [2021-11-19 14:01:06,355 WARN L1537 CHandler]: Possible shadowing of function index [2021-11-19 14:01:06,356 WARN L1537 CHandler]: Possible shadowing of function index [2021-11-19 14:01:06,467 INFO L207 PostProcessor]: Analyzing one entry point: main [2021-11-19 14:01:06,539 ERROR L326 MainTranslator]: Unsupported Syntax: Found a cast between two array/pointer types where the value type is smaller than the cast-to type while using memory model HoenickeLindenmann_Original (while Not using bitvector translation) [2021-11-19 14:01:06,542 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@5b5606fc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:01:06, skipping insertion in model container [2021-11-19 14:01:06,542 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-19 14:01:06,543 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-19 14:01:06,546 INFO L158 Benchmark]: Toolchain (without parser) took 2433.16ms. Allocated memory was 90.2MB in the beginning and 111.1MB in the end (delta: 21.0MB). Free memory was 48.0MB in the beginning and 62.8MB in the end (delta: -14.8MB). Peak memory consumption was 36.0MB. Max. memory is 16.1GB. [2021-11-19 14:01:06,547 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 90.2MB. Free memory was 55.9MB in the beginning and 55.9MB in the end (delta: 49.7kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-19 14:01:06,548 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2425.12ms. Allocated memory was 90.2MB in the beginning and 111.1MB in the end (delta: 21.0MB). Free memory was 47.7MB in the beginning and 62.8MB in the end (delta: -15.1MB). Peak memory consumption was 36.0MB. Max. memory is 16.1GB. [2021-11-19 14:01:06,550 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28ms. Allocated memory is still 90.2MB. Free memory was 55.9MB in the beginning and 55.9MB in the end (delta: 49.7kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2425.12ms. Allocated memory was 90.2MB in the beginning and 111.1MB in the end (delta: 21.0MB). Free memory was 47.7MB in the beginning and 62.8MB in the end (delta: -15.1MB). Peak memory consumption was 36.0MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 6990]: Unsupported Syntax Found a cast between two array/pointer types where the value type is smaller than the cast-to type while using memory model HoenickeLindenmann_Original (while Not using bitvector translation) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b4aa2dd-3d82-4761-b009-09f1da629cb4/bin/utaipan-UbGMyvGFUs/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b4aa2dd-3d82-4761-b009-09f1da629cb4/bin/utaipan-UbGMyvGFUs/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b4aa2dd-3d82-4761-b009-09f1da629cb4/bin/utaipan-UbGMyvGFUs/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b4aa2dd-3d82-4761-b009-09f1da629cb4/bin/utaipan-UbGMyvGFUs/config/TaipanReach.xml -i ../../sv-benchmarks/c/aws-c-common/aws_byte_buf_from_c_str_harness.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b4aa2dd-3d82-4761-b009-09f1da629cb4/bin/utaipan-UbGMyvGFUs/config/svcomp-Reach-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b4aa2dd-3d82-4761-b009-09f1da629cb4/bin/utaipan-UbGMyvGFUs --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 64bit --witnessprinter.graph.data.programhash 926c219674f55200b40d9809e5b1fdaded5b761814321598aab4b2039c1325ea --- Real Ultimate output --- This is Ultimate 0.2.1-dev-0f8a17c [2021-11-19 14:01:09,047 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-19 14:01:09,050 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-19 14:01:09,111 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-19 14:01:09,112 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-19 14:01:09,114 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-19 14:01:09,115 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-19 14:01:09,118 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-19 14:01:09,121 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-19 14:01:09,122 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-19 14:01:09,123 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-19 14:01:09,125 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-19 14:01:09,126 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-19 14:01:09,127 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-19 14:01:09,129 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-19 14:01:09,131 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-19 14:01:09,132 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-19 14:01:09,134 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-19 14:01:09,136 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-19 14:01:09,139 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-19 14:01:09,141 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-19 14:01:09,151 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-19 14:01:09,153 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-19 14:01:09,157 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-19 14:01:09,161 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-19 14:01:09,163 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-19 14:01:09,164 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-19 14:01:09,167 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-19 14:01:09,169 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-19 14:01:09,170 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-19 14:01:09,171 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-19 14:01:09,172 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-19 14:01:09,174 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-19 14:01:09,175 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-19 14:01:09,176 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-19 14:01:09,177 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-19 14:01:09,178 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-19 14:01:09,178 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-19 14:01:09,178 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-19 14:01:09,180 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-19 14:01:09,181 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-19 14:01:09,186 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b4aa2dd-3d82-4761-b009-09f1da629cb4/bin/utaipan-UbGMyvGFUs/config/svcomp-Reach-64bit-Taipan_Bitvector.epf [2021-11-19 14:01:09,233 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-19 14:01:09,233 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-19 14:01:09,235 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-19 14:01:09,235 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-19 14:01:09,236 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-19 14:01:09,236 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-19 14:01:09,236 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-19 14:01:09,236 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-19 14:01:09,236 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-19 14:01:09,237 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-19 14:01:09,239 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-19 14:01:09,239 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-19 14:01:09,240 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-19 14:01:09,240 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-19 14:01:09,240 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-19 14:01:09,240 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-19 14:01:09,241 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-19 14:01:09,241 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-19 14:01:09,241 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-19 14:01:09,241 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-19 14:01:09,242 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-19 14:01:09,242 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-19 14:01:09,242 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-19 14:01:09,242 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-19 14:01:09,242 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-19 14:01:09,243 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-19 14:01:09,243 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-19 14:01:09,243 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-19 14:01:09,243 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-19 14:01:09,244 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-19 14:01:09,244 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-19 14:01:09,244 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-19 14:01:09,244 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-19 14:01:09,245 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_8b4aa2dd-3d82-4761-b009-09f1da629cb4/bin/utaipan-UbGMyvGFUs/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b4aa2dd-3d82-4761-b009-09f1da629cb4/bin/utaipan-UbGMyvGFUs Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 926c219674f55200b40d9809e5b1fdaded5b761814321598aab4b2039c1325ea [2021-11-19 14:01:09,642 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-19 14:01:09,674 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-19 14:01:09,678 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-19 14:01:09,679 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-19 14:01:09,680 INFO L275 PluginConnector]: CDTParser initialized [2021-11-19 14:01:09,681 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b4aa2dd-3d82-4761-b009-09f1da629cb4/bin/utaipan-UbGMyvGFUs/../../sv-benchmarks/c/aws-c-common/aws_byte_buf_from_c_str_harness.i [2021-11-19 14:01:09,764 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b4aa2dd-3d82-4761-b009-09f1da629cb4/bin/utaipan-UbGMyvGFUs/data/56dd882aa/d48f7a5fb15e40ffbb364f61b6ed6472/FLAGf612c9a53 [2021-11-19 14:01:10,722 INFO L306 CDTParser]: Found 1 translation units. [2021-11-19 14:01:10,723 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b4aa2dd-3d82-4761-b009-09f1da629cb4/sv-benchmarks/c/aws-c-common/aws_byte_buf_from_c_str_harness.i [2021-11-19 14:01:10,772 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b4aa2dd-3d82-4761-b009-09f1da629cb4/bin/utaipan-UbGMyvGFUs/data/56dd882aa/d48f7a5fb15e40ffbb364f61b6ed6472/FLAGf612c9a53 [2021-11-19 14:01:11,239 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b4aa2dd-3d82-4761-b009-09f1da629cb4/bin/utaipan-UbGMyvGFUs/data/56dd882aa/d48f7a5fb15e40ffbb364f61b6ed6472 [2021-11-19 14:01:11,241 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-19 14:01:11,243 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-19 14:01:11,244 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-19 14:01:11,245 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-19 14:01:11,248 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-19 14:01:11,249 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:01:11" (1/1) ... [2021-11-19 14:01:11,250 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@94507bf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:01:11, skipping insertion in model container [2021-11-19 14:01:11,251 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:01:11" (1/1) ... [2021-11-19 14:01:11,258 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-19 14:01:11,382 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-19 14:01:11,648 WARN L230 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_8b4aa2dd-3d82-4761-b009-09f1da629cb4/sv-benchmarks/c/aws-c-common/aws_byte_buf_from_c_str_harness.i[4497,4510] [2021-11-19 14:01:11,655 WARN L230 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_8b4aa2dd-3d82-4761-b009-09f1da629cb4/sv-benchmarks/c/aws-c-common/aws_byte_buf_from_c_str_harness.i[4557,4570] [2021-11-19 14:01:11,682 WARN L612 FunctionHandler]: implicit declaration of function __builtin_uaddl_overflow [2021-11-19 14:01:11,689 WARN L612 FunctionHandler]: implicit declaration of function __builtin_umull_overflow [2021-11-19 14:01:13,148 WARN L1537 CHandler]: Possible shadowing of function index [2021-11-19 14:01:13,150 WARN L1537 CHandler]: Possible shadowing of function index [2021-11-19 14:01:13,152 WARN L1537 CHandler]: Possible shadowing of function index [2021-11-19 14:01:13,154 WARN L1537 CHandler]: Possible shadowing of function index [2021-11-19 14:01:13,156 WARN L1537 CHandler]: Possible shadowing of function index [2021-11-19 14:01:13,187 WARN L1537 CHandler]: Possible shadowing of function index [2021-11-19 14:01:13,190 WARN L1537 CHandler]: Possible shadowing of function index [2021-11-19 14:01:13,194 WARN L1537 CHandler]: Possible shadowing of function index [2021-11-19 14:01:13,195 WARN L1537 CHandler]: Possible shadowing of function index [2021-11-19 14:01:13,778 WARN L612 FunctionHandler]: implicit declaration of function __atomic_load_n [2021-11-19 14:01:13,780 WARN L612 FunctionHandler]: implicit declaration of function __atomic_store_n [2021-11-19 14:01:13,781 WARN L612 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2021-11-19 14:01:13,788 WARN L612 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2021-11-19 14:01:13,789 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2021-11-19 14:01:13,790 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2021-11-19 14:01:13,791 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2021-11-19 14:01:13,792 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2021-11-19 14:01:13,792 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2021-11-19 14:01:13,795 WARN L612 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2021-11-19 14:01:13,968 WARN L612 FunctionHandler]: implicit declaration of function __builtin_va_copy [2021-11-19 14:01:14,096 WARN L1537 CHandler]: Possible shadowing of function index [2021-11-19 14:01:14,097 WARN L1537 CHandler]: Possible shadowing of function index [2021-11-19 14:01:14,179 INFO L207 PostProcessor]: Analyzing one entry point: main [2021-11-19 14:01:14,270 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-11-19 14:01:14,363 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-19 14:01:14,369 WARN L230 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_8b4aa2dd-3d82-4761-b009-09f1da629cb4/sv-benchmarks/c/aws-c-common/aws_byte_buf_from_c_str_harness.i[4497,4510] [2021-11-19 14:01:14,370 WARN L230 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_8b4aa2dd-3d82-4761-b009-09f1da629cb4/sv-benchmarks/c/aws-c-common/aws_byte_buf_from_c_str_harness.i[4557,4570] [2021-11-19 14:01:14,372 WARN L612 FunctionHandler]: implicit declaration of function __builtin_uaddl_overflow [2021-11-19 14:01:14,375 WARN L612 FunctionHandler]: implicit declaration of function __builtin_umull_overflow [2021-11-19 14:01:14,434 WARN L1537 CHandler]: Possible shadowing of function index [2021-11-19 14:01:14,435 WARN L1537 CHandler]: Possible shadowing of function index [2021-11-19 14:01:14,435 WARN L1537 CHandler]: Possible shadowing of function index [2021-11-19 14:01:14,436 WARN L1537 CHandler]: Possible shadowing of function index [2021-11-19 14:01:14,436 WARN L1537 CHandler]: Possible shadowing of function index [2021-11-19 14:01:14,458 WARN L1537 CHandler]: Possible shadowing of function index [2021-11-19 14:01:14,459 WARN L1537 CHandler]: Possible shadowing of function index [2021-11-19 14:01:14,460 WARN L1537 CHandler]: Possible shadowing of function index [2021-11-19 14:01:14,461 WARN L1537 CHandler]: Possible shadowing of function index [2021-11-19 14:01:14,526 WARN L612 FunctionHandler]: implicit declaration of function __atomic_load_n [2021-11-19 14:01:14,527 WARN L612 FunctionHandler]: implicit declaration of function __atomic_store_n [2021-11-19 14:01:14,528 WARN L612 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2021-11-19 14:01:14,529 WARN L612 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2021-11-19 14:01:14,534 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2021-11-19 14:01:14,535 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2021-11-19 14:01:14,535 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2021-11-19 14:01:14,536 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2021-11-19 14:01:14,537 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2021-11-19 14:01:14,537 WARN L612 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2021-11-19 14:01:14,577 WARN L612 FunctionHandler]: implicit declaration of function __builtin_va_copy [2021-11-19 14:01:14,676 WARN L1537 CHandler]: Possible shadowing of function index [2021-11-19 14:01:14,677 WARN L1537 CHandler]: Possible shadowing of function index [2021-11-19 14:01:14,716 INFO L207 PostProcessor]: Analyzing one entry point: main [2021-11-19 14:01:14,766 INFO L203 MainTranslator]: Completed pre-run [2021-11-19 14:01:14,791 WARN L230 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_8b4aa2dd-3d82-4761-b009-09f1da629cb4/sv-benchmarks/c/aws-c-common/aws_byte_buf_from_c_str_harness.i[4497,4510] [2021-11-19 14:01:14,792 WARN L230 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_8b4aa2dd-3d82-4761-b009-09f1da629cb4/sv-benchmarks/c/aws-c-common/aws_byte_buf_from_c_str_harness.i[4557,4570] [2021-11-19 14:01:14,794 WARN L612 FunctionHandler]: implicit declaration of function __builtin_uaddl_overflow [2021-11-19 14:01:14,794 WARN L612 FunctionHandler]: implicit declaration of function __builtin_umull_overflow [2021-11-19 14:01:14,836 WARN L1537 CHandler]: Possible shadowing of function index [2021-11-19 14:01:14,837 WARN L1537 CHandler]: Possible shadowing of function index [2021-11-19 14:01:14,837 WARN L1537 CHandler]: Possible shadowing of function index [2021-11-19 14:01:14,837 WARN L1537 CHandler]: Possible shadowing of function index [2021-11-19 14:01:14,840 WARN L1537 CHandler]: Possible shadowing of function index [2021-11-19 14:01:14,862 WARN L1537 CHandler]: Possible shadowing of function index [2021-11-19 14:01:14,863 WARN L1537 CHandler]: Possible shadowing of function index [2021-11-19 14:01:14,864 WARN L1537 CHandler]: Possible shadowing of function index [2021-11-19 14:01:14,864 WARN L1537 CHandler]: Possible shadowing of function index [2021-11-19 14:01:14,893 WARN L612 FunctionHandler]: implicit declaration of function __atomic_load_n [2021-11-19 14:01:14,893 WARN L612 FunctionHandler]: implicit declaration of function __atomic_store_n [2021-11-19 14:01:14,894 WARN L612 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2021-11-19 14:01:14,895 WARN L612 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2021-11-19 14:01:14,895 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2021-11-19 14:01:14,896 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2021-11-19 14:01:14,897 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2021-11-19 14:01:14,897 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2021-11-19 14:01:14,898 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2021-11-19 14:01:14,898 WARN L612 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2021-11-19 14:01:14,922 WARN L612 FunctionHandler]: implicit declaration of function __builtin_va_copy [2021-11-19 14:01:15,046 WARN L1537 CHandler]: Possible shadowing of function index [2021-11-19 14:01:15,047 WARN L1537 CHandler]: Possible shadowing of function index [2021-11-19 14:01:15,076 INFO L207 PostProcessor]: Analyzing one entry point: main [2021-11-19 14:01:15,581 INFO L208 MainTranslator]: Completed translation [2021-11-19 14:01:15,595 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:01:15 WrapperNode [2021-11-19 14:01:15,595 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-19 14:01:15,597 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-19 14:01:15,597 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-19 14:01:15,598 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-19 14:01:15,605 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:01:15" (1/1) ... [2021-11-19 14:01:15,822 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:01:15" (1/1) ... [2021-11-19 14:01:15,943 INFO L137 Inliner]: procedures = 712, calls = 2624, calls flagged for inlining = 60, calls inlined = 6, statements flattened = 829 [2021-11-19 14:01:15,944 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-19 14:01:15,945 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-19 14:01:15,946 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-19 14:01:15,946 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-19 14:01:15,955 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:01:15" (1/1) ... [2021-11-19 14:01:15,956 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:01:15" (1/1) ... [2021-11-19 14:01:15,973 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:01:15" (1/1) ... [2021-11-19 14:01:15,974 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:01:15" (1/1) ... [2021-11-19 14:01:16,044 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:01:15" (1/1) ... [2021-11-19 14:01:16,059 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:01:15" (1/1) ... [2021-11-19 14:01:16,068 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:01:15" (1/1) ... [2021-11-19 14:01:16,098 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-19 14:01:16,100 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-19 14:01:16,101 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-19 14:01:16,101 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-19 14:01:16,102 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:01:15" (1/1) ... [2021-11-19 14:01:16,112 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-19 14:01:16,122 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b4aa2dd-3d82-4761-b009-09f1da629cb4/bin/utaipan-UbGMyvGFUs/z3 [2021-11-19 14:01:16,134 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b4aa2dd-3d82-4761-b009-09f1da629cb4/bin/utaipan-UbGMyvGFUs/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-19 14:01:16,137 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b4aa2dd-3d82-4761-b009-09f1da629cb4/bin/utaipan-UbGMyvGFUs/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-19 14:01:16,187 INFO L130 BoogieDeclarations]: Found specification of procedure aws_byte_buf_is_valid [2021-11-19 14:01:16,187 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_byte_buf_is_valid [2021-11-19 14:01:16,187 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-19 14:01:16,187 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_bool [2021-11-19 14:01:16,188 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_bool [2021-11-19 14:01:16,188 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-19 14:01:16,188 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2021-11-19 14:01:16,188 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8 [2021-11-19 14:01:16,188 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2021-11-19 14:01:16,190 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2021-11-19 14:01:16,190 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-19 14:01:16,190 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-19 14:01:16,190 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-19 14:01:16,190 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-19 14:01:16,190 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-19 14:01:16,191 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_malloc [2021-11-19 14:01:16,191 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_malloc [2021-11-19 14:01:16,191 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2021-11-19 14:01:16,191 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2021-11-19 14:01:16,191 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-11-19 14:01:16,192 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-11-19 14:01:16,192 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-19 14:01:16,192 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-19 14:01:16,192 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8 [2021-11-19 14:01:16,192 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-19 14:01:16,192 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_uint64_t [2021-11-19 14:01:16,197 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_uint64_t [2021-11-19 14:01:16,566 INFO L236 CfgBuilder]: Building ICFG [2021-11-19 14:01:16,568 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-19 14:01:20,951 INFO L277 CfgBuilder]: Performing block encoding [2021-11-19 14:01:20,964 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-19 14:01:20,965 INFO L301 CfgBuilder]: Removed 0 assume(true) statements. [2021-11-19 14:01:20,968 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:01:20 BoogieIcfgContainer [2021-11-19 14:01:20,968 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-19 14:01:20,971 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-19 14:01:20,971 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-19 14:01:20,975 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-19 14:01:20,976 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 02:01:11" (1/3) ... [2021-11-19 14:01:20,980 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@737b55f9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 02:01:20, skipping insertion in model container [2021-11-19 14:01:20,980 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:01:15" (2/3) ... [2021-11-19 14:01:20,981 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@737b55f9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 02:01:20, skipping insertion in model container [2021-11-19 14:01:20,981 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:01:20" (3/3) ... [2021-11-19 14:01:20,986 INFO L111 eAbstractionObserver]: Analyzing ICFG aws_byte_buf_from_c_str_harness.i [2021-11-19 14:01:20,993 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-19 14:01:20,994 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-11-19 14:01:21,075 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-19 14:01:21,085 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-11-19 14:01:21,095 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-11-19 14:01:21,115 INFO L276 IsEmpty]: Start isEmpty. Operand has 91 states, 63 states have (on average 1.253968253968254) internal successors, (79), 64 states have internal predecessors, (79), 20 states have call successors, (20), 6 states have call predecessors, (20), 6 states have return successors, (20), 20 states have call predecessors, (20), 20 states have call successors, (20) [2021-11-19 14:01:21,121 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-19 14:01:21,121 INFO L506 BasicCegarLoop]: Found error trace [2021-11-19 14:01:21,122 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-19 14:01:21,123 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-19 14:01:21,132 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-19 14:01:21,132 INFO L85 PathProgramCache]: Analyzing trace with hash -285994382, now seen corresponding path program 1 times [2021-11-19 14:01:21,152 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-19 14:01:21,152 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1405699596] [2021-11-19 14:01:21,153 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-19 14:01:21,154 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-19 14:01:21,154 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b4aa2dd-3d82-4761-b009-09f1da629cb4/bin/utaipan-UbGMyvGFUs/mathsat [2021-11-19 14:01:21,157 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b4aa2dd-3d82-4761-b009-09f1da629cb4/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-19 14:01:21,159 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b4aa2dd-3d82-4761-b009-09f1da629cb4/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2021-11-19 14:01:22,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 14:01:22,051 INFO L263 TraceCheckSpWp]: Trace formula consists of 1319 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-19 14:01:22,057 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-19 14:01:22,308 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-19 14:01:22,308 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-19 14:01:22,549 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-19 14:01:22,550 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-19 14:01:22,550 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1405699596] [2021-11-19 14:01:22,551 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1405699596] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-19 14:01:22,551 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-19 14:01:22,552 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 5 [2021-11-19 14:01:22,553 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [872491395] [2021-11-19 14:01:22,554 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-19 14:01:22,560 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-19 14:01:22,561 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-19 14:01:22,600 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-19 14:01:22,601 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-11-19 14:01:22,604 INFO L87 Difference]: Start difference. First operand has 91 states, 63 states have (on average 1.253968253968254) internal successors, (79), 64 states have internal predecessors, (79), 20 states have call successors, (20), 6 states have call predecessors, (20), 6 states have return successors, (20), 20 states have call predecessors, (20), 20 states have call successors, (20) Second operand has 5 states, 5 states have (on average 3.4) internal successors, (17), 5 states have internal predecessors, (17), 3 states have call successors, (3), 2 states have call predecessors, (3), 2 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2021-11-19 14:01:24,707 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.11s for a HTC check with result INVALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-19 14:01:24,863 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-19 14:01:24,863 INFO L93 Difference]: Finished difference Result 175 states and 244 transitions. [2021-11-19 14:01:24,865 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-19 14:01:24,866 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 3.4) internal successors, (17), 5 states have internal predecessors, (17), 3 states have call successors, (3), 2 states have call predecessors, (3), 2 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Word has length 22 [2021-11-19 14:01:24,867 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-19 14:01:24,877 INFO L225 Difference]: With dead ends: 175 [2021-11-19 14:01:24,877 INFO L226 Difference]: Without dead ends: 86 [2021-11-19 14:01:24,881 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 42 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-11-19 14:01:24,885 INFO L933 BasicCegarLoop]: 111 mSDtfsCounter, 23 mSDsluCounter, 210 mSDsCounter, 0 mSdLazyCounter, 20 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 25 SdHoareTripleChecker+Valid, 321 SdHoareTripleChecker+Invalid, 20 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 20 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.2s IncrementalHoareTripleChecker+Time [2021-11-19 14:01:24,885 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [25 Valid, 321 Invalid, 20 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 20 Invalid, 0 Unknown, 0 Unchecked, 2.2s Time] [2021-11-19 14:01:24,904 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 86 states. [2021-11-19 14:01:24,939 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 86 to 86. [2021-11-19 14:01:24,941 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 86 states, 58 states have (on average 1.2241379310344827) internal successors, (71), 61 states have internal predecessors, (71), 20 states have call successors, (20), 6 states have call predecessors, (20), 7 states have return successors, (19), 18 states have call predecessors, (19), 18 states have call successors, (19) [2021-11-19 14:01:24,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 86 states and 110 transitions. [2021-11-19 14:01:24,946 INFO L78 Accepts]: Start accepts. Automaton has 86 states and 110 transitions. Word has length 22 [2021-11-19 14:01:24,946 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-19 14:01:24,946 INFO L470 AbstractCegarLoop]: Abstraction has 86 states and 110 transitions. [2021-11-19 14:01:24,947 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 3.4) internal successors, (17), 5 states have internal predecessors, (17), 3 states have call successors, (3), 2 states have call predecessors, (3), 2 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2021-11-19 14:01:24,949 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 110 transitions. [2021-11-19 14:01:24,951 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-19 14:01:24,953 INFO L506 BasicCegarLoop]: Found error trace [2021-11-19 14:01:24,953 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-19 14:01:24,990 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b4aa2dd-3d82-4761-b009-09f1da629cb4/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2021-11-19 14:01:25,167 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b4aa2dd-3d82-4761-b009-09f1da629cb4/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 [2021-11-19 14:01:25,167 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-19 14:01:25,168 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-19 14:01:25,168 INFO L85 PathProgramCache]: Analyzing trace with hash 1188158909, now seen corresponding path program 1 times [2021-11-19 14:01:25,171 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-19 14:01:25,171 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [434262127] [2021-11-19 14:01:25,172 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-19 14:01:25,172 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-19 14:01:25,172 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b4aa2dd-3d82-4761-b009-09f1da629cb4/bin/utaipan-UbGMyvGFUs/mathsat [2021-11-19 14:01:25,173 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b4aa2dd-3d82-4761-b009-09f1da629cb4/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-19 14:01:25,207 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b4aa2dd-3d82-4761-b009-09f1da629cb4/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2021-11-19 14:01:25,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 14:01:26,026 INFO L263 TraceCheckSpWp]: Trace formula consists of 1332 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-19 14:01:26,029 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-19 14:01:26,174 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-19 14:01:26,175 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-19 14:01:26,404 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-19 14:01:26,404 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-19 14:01:26,405 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [434262127] [2021-11-19 14:01:26,405 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [434262127] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-19 14:01:26,405 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-19 14:01:26,405 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8, 8] imperfect sequences [] total 12 [2021-11-19 14:01:26,405 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [37174006] [2021-11-19 14:01:26,405 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-19 14:01:26,407 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2021-11-19 14:01:26,407 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-19 14:01:26,407 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2021-11-19 14:01:26,408 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=107, Unknown=0, NotChecked=0, Total=132 [2021-11-19 14:01:26,408 INFO L87 Difference]: Start difference. First operand 86 states and 110 transitions. Second operand has 12 states, 10 states have (on average 2.7) internal successors, (27), 8 states have internal predecessors, (27), 3 states have call successors, (4), 3 states have call predecessors, (4), 3 states have return successors, (3), 3 states have call predecessors, (3), 1 states have call successors, (3) [2021-11-19 14:01:26,643 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-19 14:01:26,644 INFO L93 Difference]: Finished difference Result 98 states and 123 transitions. [2021-11-19 14:01:26,644 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-11-19 14:01:26,645 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 10 states have (on average 2.7) internal successors, (27), 8 states have internal predecessors, (27), 3 states have call successors, (4), 3 states have call predecessors, (4), 3 states have return successors, (3), 3 states have call predecessors, (3), 1 states have call successors, (3) Word has length 28 [2021-11-19 14:01:26,645 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-19 14:01:26,647 INFO L225 Difference]: With dead ends: 98 [2021-11-19 14:01:26,647 INFO L226 Difference]: Without dead ends: 96 [2021-11-19 14:01:26,648 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 56 GetRequests, 44 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=35, Invalid=147, Unknown=0, NotChecked=0, Total=182 [2021-11-19 14:01:26,649 INFO L933 BasicCegarLoop]: 106 mSDtfsCounter, 23 mSDsluCounter, 901 mSDsCounter, 0 mSdLazyCounter, 78 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 24 SdHoareTripleChecker+Valid, 1007 SdHoareTripleChecker+Invalid, 81 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 78 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2021-11-19 14:01:26,650 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [24 Valid, 1007 Invalid, 81 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 78 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2021-11-19 14:01:26,651 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 96 states. [2021-11-19 14:01:26,663 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 96 to 95. [2021-11-19 14:01:26,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 95 states, 64 states have (on average 1.203125) internal successors, (77), 68 states have internal predecessors, (77), 21 states have call successors, (21), 7 states have call predecessors, (21), 9 states have return successors, (22), 19 states have call predecessors, (22), 19 states have call successors, (22) [2021-11-19 14:01:26,666 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 95 states and 120 transitions. [2021-11-19 14:01:26,666 INFO L78 Accepts]: Start accepts. Automaton has 95 states and 120 transitions. Word has length 28 [2021-11-19 14:01:26,666 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-19 14:01:26,667 INFO L470 AbstractCegarLoop]: Abstraction has 95 states and 120 transitions. [2021-11-19 14:01:26,667 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 10 states have (on average 2.7) internal successors, (27), 8 states have internal predecessors, (27), 3 states have call successors, (4), 3 states have call predecessors, (4), 3 states have return successors, (3), 3 states have call predecessors, (3), 1 states have call successors, (3) [2021-11-19 14:01:26,667 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 120 transitions. [2021-11-19 14:01:26,669 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-19 14:01:26,669 INFO L506 BasicCegarLoop]: Found error trace [2021-11-19 14:01:26,669 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-19 14:01:26,701 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b4aa2dd-3d82-4761-b009-09f1da629cb4/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 (3)] Ended with exit code 0 [2021-11-19 14:01:26,885 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b4aa2dd-3d82-4761-b009-09f1da629cb4/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 [2021-11-19 14:01:26,885 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-19 14:01:26,885 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-19 14:01:26,886 INFO L85 PathProgramCache]: Analyzing trace with hash -2059181435, now seen corresponding path program 1 times [2021-11-19 14:01:26,888 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-19 14:01:26,888 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1658195808] [2021-11-19 14:01:26,888 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-19 14:01:26,888 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-19 14:01:26,888 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b4aa2dd-3d82-4761-b009-09f1da629cb4/bin/utaipan-UbGMyvGFUs/mathsat [2021-11-19 14:01:26,889 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b4aa2dd-3d82-4761-b009-09f1da629cb4/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-19 14:01:26,895 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b4aa2dd-3d82-4761-b009-09f1da629cb4/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2021-11-19 14:01:27,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 14:01:27,799 INFO L263 TraceCheckSpWp]: Trace formula consists of 1341 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-19 14:01:27,802 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-19 14:01:28,601 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-19 14:01:28,601 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-19 14:01:29,095 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-19 14:01:29,096 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-19 14:01:29,096 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1658195808] [2021-11-19 14:01:29,096 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1658195808] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-19 14:01:29,096 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-19 14:01:29,096 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 7 [2021-11-19 14:01:29,096 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [77506639] [2021-11-19 14:01:29,096 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-19 14:01:29,097 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-11-19 14:01:29,097 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-19 14:01:29,097 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-11-19 14:01:29,098 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2021-11-19 14:01:29,098 INFO L87 Difference]: Start difference. First operand 95 states and 120 transitions. Second operand has 7 states, 7 states have (on average 4.428571428571429) internal successors, (31), 7 states have internal predecessors, (31), 2 states have call successors, (3), 2 states have call predecessors, (3), 2 states have return successors, (2), 2 states have call predecessors, (2), 1 states have call successors, (2) [2021-11-19 14:01:31,231 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.13s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-19 14:01:33,238 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-19 14:01:35,338 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-19 14:01:35,338 INFO L93 Difference]: Finished difference Result 184 states and 236 transitions. [2021-11-19 14:01:35,340 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-19 14:01:35,341 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 4.428571428571429) internal successors, (31), 7 states have internal predecessors, (31), 2 states have call successors, (3), 2 states have call predecessors, (3), 2 states have return successors, (2), 2 states have call predecessors, (2), 1 states have call successors, (2) Word has length 32 [2021-11-19 14:01:35,341 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-19 14:01:35,343 INFO L225 Difference]: With dead ends: 184 [2021-11-19 14:01:35,344 INFO L226 Difference]: Without dead ends: 120 [2021-11-19 14:01:35,345 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 64 GetRequests, 56 SyntacticMatches, 1 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=25, Invalid=47, Unknown=0, NotChecked=0, Total=72 [2021-11-19 14:01:35,346 INFO L933 BasicCegarLoop]: 120 mSDtfsCounter, 68 mSDsluCounter, 370 mSDsCounter, 0 mSdLazyCounter, 84 mSolverCounterSat, 2 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 68 SdHoareTripleChecker+Valid, 490 SdHoareTripleChecker+Invalid, 122 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 84 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 34 IncrementalHoareTripleChecker+Unchecked, 5.9s IncrementalHoareTripleChecker+Time [2021-11-19 14:01:35,347 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [68 Valid, 490 Invalid, 122 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 84 Invalid, 2 Unknown, 34 Unchecked, 5.9s Time] [2021-11-19 14:01:35,348 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 120 states. [2021-11-19 14:01:35,365 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 120 to 100. [2021-11-19 14:01:35,366 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 100 states, 69 states have (on average 1.2173913043478262) internal successors, (84), 73 states have internal predecessors, (84), 21 states have call successors, (21), 7 states have call predecessors, (21), 9 states have return successors, (22), 19 states have call predecessors, (22), 19 states have call successors, (22) [2021-11-19 14:01:35,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 100 states and 127 transitions. [2021-11-19 14:01:35,368 INFO L78 Accepts]: Start accepts. Automaton has 100 states and 127 transitions. Word has length 32 [2021-11-19 14:01:35,369 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-19 14:01:35,369 INFO L470 AbstractCegarLoop]: Abstraction has 100 states and 127 transitions. [2021-11-19 14:01:35,369 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 4.428571428571429) internal successors, (31), 7 states have internal predecessors, (31), 2 states have call successors, (3), 2 states have call predecessors, (3), 2 states have return successors, (2), 2 states have call predecessors, (2), 1 states have call successors, (2) [2021-11-19 14:01:35,369 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 127 transitions. [2021-11-19 14:01:35,371 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-19 14:01:35,371 INFO L506 BasicCegarLoop]: Found error trace [2021-11-19 14:01:35,372 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-19 14:01:35,398 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b4aa2dd-3d82-4761-b009-09f1da629cb4/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2021-11-19 14:01:35,575 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b4aa2dd-3d82-4761-b009-09f1da629cb4/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 [2021-11-19 14:01:35,575 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-19 14:01:35,576 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-19 14:01:35,576 INFO L85 PathProgramCache]: Analyzing trace with hash -1801015997, now seen corresponding path program 1 times [2021-11-19 14:01:35,578 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-19 14:01:35,578 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [238229711] [2021-11-19 14:01:35,578 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-19 14:01:35,578 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-19 14:01:35,578 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b4aa2dd-3d82-4761-b009-09f1da629cb4/bin/utaipan-UbGMyvGFUs/mathsat [2021-11-19 14:01:35,579 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b4aa2dd-3d82-4761-b009-09f1da629cb4/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-19 14:01:35,581 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b4aa2dd-3d82-4761-b009-09f1da629cb4/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2021-11-19 14:01:46,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 14:01:47,823 INFO L263 TraceCheckSpWp]: Trace formula consists of 1338 conjuncts, 15 conjunts are in the unsatisfiable core [2021-11-19 14:01:47,826 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-19 14:01:47,956 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:01:47,959 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 19 [2021-11-19 14:01:47,977 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:01:47,978 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 19 [2021-11-19 14:01:49,631 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-19 14:01:49,631 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-19 14:01:50,833 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 17 [2021-11-19 14:01:50,848 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 17 [2021-11-19 14:01:50,934 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-19 14:01:50,934 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-19 14:01:50,934 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [238229711] [2021-11-19 14:01:50,935 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [238229711] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-19 14:01:50,935 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-19 14:01:50,935 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10, 8] imperfect sequences [] total 16 [2021-11-19 14:01:50,935 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1240362629] [2021-11-19 14:01:50,935 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-19 14:01:50,936 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2021-11-19 14:01:50,936 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-19 14:01:50,937 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2021-11-19 14:01:50,937 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=192, Unknown=0, NotChecked=0, Total=240 [2021-11-19 14:01:50,937 INFO L87 Difference]: Start difference. First operand 100 states and 127 transitions. Second operand has 16 states, 14 states have (on average 3.2857142857142856) internal successors, (46), 15 states have internal predecessors, (46), 4 states have call successors, (4), 3 states have call predecessors, (4), 3 states have return successors, (3), 2 states have call predecessors, (3), 3 states have call successors, (3) [2021-11-19 14:01:53,037 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.10s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-19 14:01:55,044 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-19 14:01:57,049 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-19 14:01:59,056 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-19 14:02:01,068 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-19 14:02:06,314 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-19 14:02:06,314 INFO L93 Difference]: Finished difference Result 226 states and 292 transitions. [2021-11-19 14:02:06,316 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-11-19 14:02:06,317 INFO L78 Accepts]: Start accepts. Automaton has has 16 states, 14 states have (on average 3.2857142857142856) internal successors, (46), 15 states have internal predecessors, (46), 4 states have call successors, (4), 3 states have call predecessors, (4), 3 states have return successors, (3), 2 states have call predecessors, (3), 3 states have call successors, (3) Word has length 32 [2021-11-19 14:02:06,317 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-19 14:02:06,320 INFO L225 Difference]: With dead ends: 226 [2021-11-19 14:02:06,320 INFO L226 Difference]: Without dead ends: 148 [2021-11-19 14:02:06,321 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 63 GetRequests, 48 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 73 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=54, Invalid=218, Unknown=0, NotChecked=0, Total=272 [2021-11-19 14:02:06,322 INFO L933 BasicCegarLoop]: 105 mSDtfsCounter, 76 mSDsluCounter, 862 mSDsCounter, 0 mSdLazyCounter, 128 mSolverCounterSat, 6 mSolverCounterUnsat, 5 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 15.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 80 SdHoareTripleChecker+Valid, 967 SdHoareTripleChecker+Invalid, 218 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 128 IncrementalHoareTripleChecker+Invalid, 5 IncrementalHoareTripleChecker+Unknown, 79 IncrementalHoareTripleChecker+Unchecked, 15.2s IncrementalHoareTripleChecker+Time [2021-11-19 14:02:06,322 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [80 Valid, 967 Invalid, 218 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 128 Invalid, 5 Unknown, 79 Unchecked, 15.2s Time] [2021-11-19 14:02:06,323 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 148 states. [2021-11-19 14:02:06,340 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 148 to 145. [2021-11-19 14:02:06,340 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 145 states, 110 states have (on average 1.2545454545454546) internal successors, (138), 117 states have internal predecessors, (138), 22 states have call successors, (22), 8 states have call predecessors, (22), 12 states have return successors, (29), 19 states have call predecessors, (29), 20 states have call successors, (29) [2021-11-19 14:02:06,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 145 states and 189 transitions. [2021-11-19 14:02:06,343 INFO L78 Accepts]: Start accepts. Automaton has 145 states and 189 transitions. Word has length 32 [2021-11-19 14:02:06,343 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-19 14:02:06,343 INFO L470 AbstractCegarLoop]: Abstraction has 145 states and 189 transitions. [2021-11-19 14:02:06,344 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 14 states have (on average 3.2857142857142856) internal successors, (46), 15 states have internal predecessors, (46), 4 states have call successors, (4), 3 states have call predecessors, (4), 3 states have return successors, (3), 2 states have call predecessors, (3), 3 states have call successors, (3) [2021-11-19 14:02:06,344 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 189 transitions. [2021-11-19 14:02:06,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-19 14:02:06,346 INFO L506 BasicCegarLoop]: Found error trace [2021-11-19 14:02:06,346 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-19 14:02:06,423 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b4aa2dd-3d82-4761-b009-09f1da629cb4/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 (5)] Ended with exit code 0 [2021-11-19 14:02:06,571 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b4aa2dd-3d82-4761-b009-09f1da629cb4/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 [2021-11-19 14:02:06,571 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-19 14:02:06,571 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-19 14:02:06,571 INFO L85 PathProgramCache]: Analyzing trace with hash 1214087621, now seen corresponding path program 1 times [2021-11-19 14:02:06,573 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-19 14:02:06,573 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1364362822] [2021-11-19 14:02:06,573 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-19 14:02:06,573 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-19 14:02:06,573 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b4aa2dd-3d82-4761-b009-09f1da629cb4/bin/utaipan-UbGMyvGFUs/mathsat [2021-11-19 14:02:06,574 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b4aa2dd-3d82-4761-b009-09f1da629cb4/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-19 14:02:06,580 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b4aa2dd-3d82-4761-b009-09f1da629cb4/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 (6)] Waiting until timeout for monitored process [2021-11-19 14:02:42,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 14:02:43,081 INFO L263 TraceCheckSpWp]: Trace formula consists of 1335 conjuncts, 15 conjunts are in the unsatisfiable core [2021-11-19 14:02:43,084 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-19 14:02:43,175 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 3582 treesize of output 3467 [2021-11-19 14:02:43,191 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:02:43,194 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:02:43,197 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:02:43,198 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:02:43,200 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:02:43,202 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:02:43,204 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:02:43,207 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:02:43,209 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:02:43,211 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:02:43,213 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:02:43,215 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:02:43,216 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:02:43,220 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:02:43,222 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:02:43,224 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:02:43,226 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:02:43,228 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:02:43,230 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:02:43,232 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:02:43,234 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:02:43,236 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:02:43,238 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:02:43,240 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:02:43,242 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:02:43,245 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:02:43,247 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:02:43,249 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:02:43,255 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:02:43,257 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:02:43,259 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:02:43,261 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:02:43,263 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:02:43,266 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:02:43,268 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:02:43,270 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:02:43,272 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:02:43,274 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:02:43,276 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:02:43,278 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:02:43,280 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:02:43,282 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:02:43,284 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:02:43,286 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:02:43,288 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:02:43,290 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:02:43,292 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:02:43,294 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:02:43,296 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:02:43,298 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:02:43,300 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:02:43,302 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:02:43,304 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:02:43,305 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:02:43,311 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:02:43,313 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:02:43,315 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:02:43,317 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:02:43,319 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:02:43,321 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:02:43,323 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:02:43,324 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:02:43,326 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:02:43,328 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:02:43,330 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:02:43,332 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:02:43,334 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:02:43,336 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:02:43,338 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:02:43,340 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:02:43,342 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:02:43,344 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:02:43,346 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:02:43,347 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:02:43,349 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:02:43,351 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:02:43,353 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:02:43,355 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:02:43,357 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:02:43,359 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:02:43,361 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:02:43,362 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:02:43,363 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:02:43,365 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:02:43,366 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:02:43,368 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:02:43,369 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:02:43,370 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:02:43,372 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:02:43,373 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:02:43,374 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:02:43,376 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:02:43,377 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:02:43,378 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:02:43,380 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:02:43,381 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:02:43,382 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:02:43,384 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:02:43,385 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:02:43,386 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:02:43,388 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:02:43,389 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:02:43,390 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:02:43,392 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:02:43,393 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:02:43,395 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:02:43,396 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:02:43,397 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:02:43,399 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:02:43,400 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:02:43,401 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:02:43,403 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:02:43,404 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:02:43,406 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:02:43,407 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:02:43,409 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:02:43,410 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:02:43,412 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:02:43,414 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:02:43,415 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:02:43,417 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:02:43,418 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:02:43,419 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:02:43,421 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:02:43,422 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:02:43,423 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:02:43,425 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:02:43,426 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:02:43,427 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:02:43,429 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:02:43,430 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:02:43,431 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:02:43,444 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:02:43,445 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:02:43,447 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:02:43,448 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:02:43,449 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:02:43,451 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:02:43,452 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:02:43,453 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:02:43,455 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:02:43,458 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:02:43,459 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:02:43,460 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:02:43,462 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:02:43,463 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:02:43,464 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:02:43,466 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:02:43,466 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-19 14:02:43,468 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-19 14:02:43,468 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-19 14:02:43,469 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-19 14:02:43,469 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-19 14:02:43,470 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-19 14:02:43,470 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-19 14:02:43,477 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-19 14:02:43,478 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-19 14:02:43,479 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-19 14:02:43,480 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-19 14:02:43,481 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-19 14:02:43,482 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-19 14:02:43,483 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-19 14:02:43,484 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-19 14:02:43,484 INFO L244 Elim1Store]: Index analysis took 230 ms [2021-11-19 14:02:43,494 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 120 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 347 treesize of output 407 [2021-11-19 14:02:43,928 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 14:02:43,930 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 431 [2021-11-19 14:02:43,942 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:02:43,944 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:02:43,947 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:02:43,949 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:02:43,951 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:02:43,953 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:02:43,955 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:02:43,957 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:02:43,959 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:02:43,961 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:02:43,963 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:02:43,965 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:02:43,966 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:02:43,968 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:02:43,970 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:02:43,972 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:02:43,974 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:02:43,976 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:02:43,978 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:02:43,980 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:02:43,982 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:02:43,984 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:02:43,986 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:02:43,988 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:02:43,990 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:02:43,994 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:02:43,996 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:02:43,998 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:02:44,000 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:02:44,002 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:02:44,004 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:02:44,005 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:02:44,007 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:02:44,009 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:02:44,011 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:02:44,013 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:02:44,015 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:02:44,017 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:02:44,019 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:02:44,021 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:02:44,023 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:02:44,025 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:02:44,026 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:02:44,028 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:02:44,030 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:02:44,033 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:02:44,035 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:02:44,037 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:02:44,039 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:02:44,041 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:02:44,043 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:02:44,044 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:02:44,046 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:02:44,048 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:02:44,050 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:02:44,052 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:02:44,054 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:02:44,056 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:02:44,058 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:02:44,060 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:02:44,062 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:02:44,064 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:02:44,066 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:02:44,067 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:02:44,069 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:02:44,071 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:02:44,073 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:02:44,075 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:02:44,077 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:02:44,079 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:02:44,081 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:02:44,082 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:02:44,084 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:02:44,086 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:02:44,088 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:02:44,090 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:02:44,092 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:02:44,094 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:02:44,096 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:02:44,098 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:02:44,100 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:02:44,102 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:02:44,103 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:02:44,105 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:02:44,107 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:02:44,109 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:02:44,111 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:02:44,113 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:02:44,115 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:02:44,117 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:02:44,119 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:02:44,121 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:02:44,123 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:02:44,126 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:02:44,128 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:02:44,129 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:02:44,132 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:02:44,133 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:02:44,135 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:02:44,137 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:02:44,139 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:02:44,141 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:02:44,143 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:02:44,145 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:02:44,147 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:02:44,149 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:02:44,150 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:02:44,152 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:02:44,154 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:02:44,156 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:02:44,158 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:02:44,160 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:02:44,162 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:02:44,164 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:02:44,166 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:02:44,168 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:02:44,170 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:02:44,172 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:02:44,174 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:02:44,176 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:02:44,178 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:02:44,180 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:02:44,182 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:02:44,184 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:02:44,185 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:02:44,187 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:02:44,189 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:02:44,193 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:02:44,195 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:02:44,197 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:02:44,199 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:02:44,201 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:02:44,203 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:02:44,205 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:02:44,207 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:02:44,209 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:02:44,210 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:02:44,212 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:02:44,214 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:02:44,216 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:02:44,218 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:02:44,220 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:02:44,223 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:02:44,225 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:02:44,226 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:02:44,228 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:02:44,230 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:02:44,232 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:02:44,234 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:02:44,236 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:02:44,238 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:02:44,240 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:02:44,241 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:02:44,247 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 14:02:44,247 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 16 select indices, 16 select index equivalence classes, 153 disjoint index pairs (out of 120 index pairs), introduced 16 new quantified variables, introduced 120 case distinctions, treesize of input 431 treesize of output 464 [2021-11-19 14:02:49,190 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-19 14:02:49,191 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-19 14:02:50,844 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 14:02:50,845 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 124 [2021-11-19 14:02:50,848 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 14:02:50,849 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 143 [2021-11-19 14:02:51,025 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 28655 treesize of output 27743