./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/aws-c-common/aws_array_list_clear_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_ecae4941-b500-4a57-9f90-13a85dd34418/bin/utaipan-UbGMyvGFUs/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecae4941-b500-4a57-9f90-13a85dd34418/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_ecae4941-b500-4a57-9f90-13a85dd34418/bin/utaipan-UbGMyvGFUs/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecae4941-b500-4a57-9f90-13a85dd34418/bin/utaipan-UbGMyvGFUs/config/TaipanReach.xml -i ../../sv-benchmarks/c/aws-c-common/aws_array_list_clear_harness.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecae4941-b500-4a57-9f90-13a85dd34418/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_ecae4941-b500-4a57-9f90-13a85dd34418/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 602c22a5759f33fe3c7a18e3ef1531ea38defb370e298f7d0c16de4a5734f1a7 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-0f8a17c [2021-11-19 14:38:20,912 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-19 14:38:20,915 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-19 14:38:20,974 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-19 14:38:20,974 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-19 14:38:20,979 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-19 14:38:20,981 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-19 14:38:20,985 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-19 14:38:20,988 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-19 14:38:20,994 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-19 14:38:20,996 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-19 14:38:20,998 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-19 14:38:20,998 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-19 14:38:21,001 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-19 14:38:21,004 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-19 14:38:21,009 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-19 14:38:21,011 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-19 14:38:21,012 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-19 14:38:21,018 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-19 14:38:21,027 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-19 14:38:21,030 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-19 14:38:21,032 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-19 14:38:21,035 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-19 14:38:21,036 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-19 14:38:21,046 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-19 14:38:21,047 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-19 14:38:21,047 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-19 14:38:21,050 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-19 14:38:21,051 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-19 14:38:21,052 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-19 14:38:21,053 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-19 14:38:21,054 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-19 14:38:21,056 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-19 14:38:21,058 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-19 14:38:21,059 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-19 14:38:21,060 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-19 14:38:21,061 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-19 14:38:21,061 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-19 14:38:21,061 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-19 14:38:21,063 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-19 14:38:21,063 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-19 14:38:21,064 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecae4941-b500-4a57-9f90-13a85dd34418/bin/utaipan-UbGMyvGFUs/config/svcomp-Reach-64bit-Taipan_Default.epf [2021-11-19 14:38:21,108 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-19 14:38:21,108 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-19 14:38:21,110 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-19 14:38:21,110 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-19 14:38:21,111 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-19 14:38:21,111 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-19 14:38:21,111 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-19 14:38:21,112 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-19 14:38:21,112 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-19 14:38:21,112 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-19 14:38:21,113 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-19 14:38:21,114 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-19 14:38:21,114 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-19 14:38:21,114 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-19 14:38:21,115 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-19 14:38:21,115 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-11-19 14:38:21,116 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-19 14:38:21,116 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-19 14:38:21,117 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-19 14:38:21,117 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-19 14:38:21,117 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-19 14:38:21,117 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-19 14:38:21,118 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-19 14:38:21,118 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-19 14:38:21,118 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-19 14:38:21,119 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-19 14:38:21,119 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-19 14:38:21,119 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-19 14:38:21,120 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-19 14:38:21,122 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-19 14:38:21,122 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-19 14:38:21,122 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-19 14:38:21,123 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-19 14:38:21,123 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-19 14:38:21,124 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-19 14:38:21,124 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-19 14:38:21,124 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-19 14:38:21,124 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_ecae4941-b500-4a57-9f90-13a85dd34418/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecae4941-b500-4a57-9f90-13a85dd34418/bin/utaipan-UbGMyvGFUs Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 602c22a5759f33fe3c7a18e3ef1531ea38defb370e298f7d0c16de4a5734f1a7 [2021-11-19 14:38:21,433 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-19 14:38:21,455 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-19 14:38:21,459 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-19 14:38:21,460 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-19 14:38:21,461 INFO L275 PluginConnector]: CDTParser initialized [2021-11-19 14:38:21,463 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecae4941-b500-4a57-9f90-13a85dd34418/bin/utaipan-UbGMyvGFUs/../../sv-benchmarks/c/aws-c-common/aws_array_list_clear_harness.i [2021-11-19 14:38:21,535 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecae4941-b500-4a57-9f90-13a85dd34418/bin/utaipan-UbGMyvGFUs/data/a8f2adbd5/0c57cc8c90af49cfac1d7e62d92e1af7/FLAG40736d982 [2021-11-19 14:38:22,415 INFO L306 CDTParser]: Found 1 translation units. [2021-11-19 14:38:22,416 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecae4941-b500-4a57-9f90-13a85dd34418/sv-benchmarks/c/aws-c-common/aws_array_list_clear_harness.i [2021-11-19 14:38:22,470 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecae4941-b500-4a57-9f90-13a85dd34418/bin/utaipan-UbGMyvGFUs/data/a8f2adbd5/0c57cc8c90af49cfac1d7e62d92e1af7/FLAG40736d982 [2021-11-19 14:38:22,926 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecae4941-b500-4a57-9f90-13a85dd34418/bin/utaipan-UbGMyvGFUs/data/a8f2adbd5/0c57cc8c90af49cfac1d7e62d92e1af7 [2021-11-19 14:38:22,929 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-19 14:38:22,931 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-19 14:38:22,935 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-19 14:38:22,935 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-19 14:38:22,939 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-19 14:38:22,940 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:38:22" (1/1) ... [2021-11-19 14:38:22,941 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@34625ab4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:38:22, skipping insertion in model container [2021-11-19 14:38:22,942 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:38:22" (1/1) ... [2021-11-19 14:38:22,950 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-19 14:38:23,128 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-19 14:38:23,439 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_ecae4941-b500-4a57-9f90-13a85dd34418/sv-benchmarks/c/aws-c-common/aws_array_list_clear_harness.i[4494,4507] [2021-11-19 14:38:23,447 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_ecae4941-b500-4a57-9f90-13a85dd34418/sv-benchmarks/c/aws-c-common/aws_array_list_clear_harness.i[4554,4567] [2021-11-19 14:38:23,475 WARN L612 FunctionHandler]: implicit declaration of function __builtin_uaddl_overflow [2021-11-19 14:38:23,481 WARN L612 FunctionHandler]: implicit declaration of function __builtin_umull_overflow [2021-11-19 14:38:24,590 WARN L612 FunctionHandler]: implicit declaration of function __builtin_va_copy [2021-11-19 14:38:24,736 WARN L1537 CHandler]: Possible shadowing of function index [2021-11-19 14:38:24,737 WARN L1537 CHandler]: Possible shadowing of function index [2021-11-19 14:38:24,739 WARN L1537 CHandler]: Possible shadowing of function index [2021-11-19 14:38:24,740 WARN L1537 CHandler]: Possible shadowing of function index [2021-11-19 14:38:24,743 WARN L1537 CHandler]: Possible shadowing of function index [2021-11-19 14:38:24,787 WARN L1537 CHandler]: Possible shadowing of function index [2021-11-19 14:38:24,788 WARN L1537 CHandler]: Possible shadowing of function index [2021-11-19 14:38:24,790 WARN L1537 CHandler]: Possible shadowing of function index [2021-11-19 14:38:24,791 WARN L1537 CHandler]: Possible shadowing of function index [2021-11-19 14:38:24,793 WARN L1537 CHandler]: Possible shadowing of function index [2021-11-19 14:38:24,794 WARN L1537 CHandler]: Possible shadowing of function index [2021-11-19 14:38:24,795 WARN L1537 CHandler]: Possible shadowing of function index [2021-11-19 14:38:24,796 WARN L1537 CHandler]: Possible shadowing of function index [2021-11-19 14:38:25,293 WARN L612 FunctionHandler]: implicit declaration of function __atomic_load_n [2021-11-19 14:38:25,294 WARN L612 FunctionHandler]: implicit declaration of function __atomic_store_n [2021-11-19 14:38:25,296 WARN L612 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2021-11-19 14:38:25,297 WARN L612 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2021-11-19 14:38:25,299 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2021-11-19 14:38:25,300 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2021-11-19 14:38:25,301 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2021-11-19 14:38:25,301 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2021-11-19 14:38:25,302 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2021-11-19 14:38:25,303 WARN L612 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2021-11-19 14:38:25,454 WARN L1537 CHandler]: Possible shadowing of function index [2021-11-19 14:38:25,463 WARN L1537 CHandler]: Possible shadowing of function index [2021-11-19 14:38:25,536 INFO L207 PostProcessor]: Analyzing one entry point: main [2021-11-19 14:38:25,612 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 14:38:25,614 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@65481e1f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:38:25, skipping insertion in model container [2021-11-19 14:38:25,615 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-19 14:38:25,615 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-19 14:38:25,619 INFO L158 Benchmark]: Toolchain (without parser) took 2686.00ms. Allocated memory was 94.4MB in the beginning and 121.6MB in the end (delta: 27.3MB). Free memory was 53.1MB in the beginning and 88.6MB in the end (delta: -35.6MB). Peak memory consumption was 28.7MB. Max. memory is 16.1GB. [2021-11-19 14:38:25,620 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 94.4MB. Free memory was 49.5MB in the beginning and 49.4MB in the end (delta: 78.5kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-19 14:38:25,622 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2680.53ms. Allocated memory was 94.4MB in the beginning and 121.6MB in the end (delta: 27.3MB). Free memory was 52.9MB in the beginning and 88.6MB in the end (delta: -35.7MB). Peak memory consumption was 28.7MB. Max. memory is 16.1GB. [2021-11-19 14:38:25,625 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32ms. Allocated memory is still 94.4MB. Free memory was 49.5MB in the beginning and 49.4MB in the end (delta: 78.5kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2680.53ms. Allocated memory was 94.4MB in the beginning and 121.6MB in the end (delta: 27.3MB). Free memory was 52.9MB in the beginning and 88.6MB in the end (delta: -35.7MB). Peak memory consumption was 28.7MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2886]: 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_ecae4941-b500-4a57-9f90-13a85dd34418/bin/utaipan-UbGMyvGFUs/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecae4941-b500-4a57-9f90-13a85dd34418/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_ecae4941-b500-4a57-9f90-13a85dd34418/bin/utaipan-UbGMyvGFUs/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecae4941-b500-4a57-9f90-13a85dd34418/bin/utaipan-UbGMyvGFUs/config/TaipanReach.xml -i ../../sv-benchmarks/c/aws-c-common/aws_array_list_clear_harness.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecae4941-b500-4a57-9f90-13a85dd34418/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_ecae4941-b500-4a57-9f90-13a85dd34418/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 602c22a5759f33fe3c7a18e3ef1531ea38defb370e298f7d0c16de4a5734f1a7 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-0f8a17c [2021-11-19 14:38:28,430 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-19 14:38:28,433 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-19 14:38:28,494 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-19 14:38:28,494 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-19 14:38:28,500 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-19 14:38:28,503 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-19 14:38:28,510 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-19 14:38:28,515 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-19 14:38:28,528 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-19 14:38:28,530 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-19 14:38:28,532 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-19 14:38:28,534 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-19 14:38:28,537 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-19 14:38:28,540 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-19 14:38:28,543 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-19 14:38:28,546 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-19 14:38:28,548 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-19 14:38:28,555 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-19 14:38:28,561 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-19 14:38:28,566 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-19 14:38:28,570 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-19 14:38:28,571 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-19 14:38:28,573 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-19 14:38:28,577 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-19 14:38:28,578 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-19 14:38:28,578 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-19 14:38:28,580 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-19 14:38:28,580 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-19 14:38:28,582 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-19 14:38:28,582 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-19 14:38:28,584 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-19 14:38:28,585 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-19 14:38:28,586 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-19 14:38:28,599 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-19 14:38:28,603 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-19 14:38:28,604 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-19 14:38:28,605 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-19 14:38:28,605 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-19 14:38:28,607 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-19 14:38:28,608 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-19 14:38:28,610 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecae4941-b500-4a57-9f90-13a85dd34418/bin/utaipan-UbGMyvGFUs/config/svcomp-Reach-64bit-Taipan_Bitvector.epf [2021-11-19 14:38:28,673 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-19 14:38:28,673 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-19 14:38:28,675 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-19 14:38:28,675 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-19 14:38:28,676 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-19 14:38:28,676 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-19 14:38:28,676 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-19 14:38:28,677 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-19 14:38:28,678 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-19 14:38:28,678 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-19 14:38:28,682 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-19 14:38:28,682 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-19 14:38:28,682 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-19 14:38:28,683 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-19 14:38:28,683 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-19 14:38:28,683 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-19 14:38:28,684 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-19 14:38:28,684 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-19 14:38:28,684 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-19 14:38:28,684 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-19 14:38:28,685 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-19 14:38:28,685 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-19 14:38:28,685 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-19 14:38:28,686 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-19 14:38:28,686 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-19 14:38:28,686 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-19 14:38:28,687 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-19 14:38:28,687 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-19 14:38:28,687 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-19 14:38:28,687 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-19 14:38:28,688 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-19 14:38:28,688 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-19 14:38:28,688 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-19 14:38:28,689 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_ecae4941-b500-4a57-9f90-13a85dd34418/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecae4941-b500-4a57-9f90-13a85dd34418/bin/utaipan-UbGMyvGFUs Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 602c22a5759f33fe3c7a18e3ef1531ea38defb370e298f7d0c16de4a5734f1a7 [2021-11-19 14:38:29,117 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-19 14:38:29,158 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-19 14:38:29,162 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-19 14:38:29,163 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-19 14:38:29,164 INFO L275 PluginConnector]: CDTParser initialized [2021-11-19 14:38:29,166 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecae4941-b500-4a57-9f90-13a85dd34418/bin/utaipan-UbGMyvGFUs/../../sv-benchmarks/c/aws-c-common/aws_array_list_clear_harness.i [2021-11-19 14:38:29,250 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecae4941-b500-4a57-9f90-13a85dd34418/bin/utaipan-UbGMyvGFUs/data/ac7f917e3/4b669cf6563d42aa9eeaa3eb04766ace/FLAGcd43ff2b6 [2021-11-19 14:38:30,375 INFO L306 CDTParser]: Found 1 translation units. [2021-11-19 14:38:30,376 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecae4941-b500-4a57-9f90-13a85dd34418/sv-benchmarks/c/aws-c-common/aws_array_list_clear_harness.i [2021-11-19 14:38:30,425 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecae4941-b500-4a57-9f90-13a85dd34418/bin/utaipan-UbGMyvGFUs/data/ac7f917e3/4b669cf6563d42aa9eeaa3eb04766ace/FLAGcd43ff2b6 [2021-11-19 14:38:30,703 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecae4941-b500-4a57-9f90-13a85dd34418/bin/utaipan-UbGMyvGFUs/data/ac7f917e3/4b669cf6563d42aa9eeaa3eb04766ace [2021-11-19 14:38:30,708 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-19 14:38:30,713 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-19 14:38:30,715 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-19 14:38:30,715 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-19 14:38:30,720 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-19 14:38:30,721 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:38:30" (1/1) ... [2021-11-19 14:38:30,723 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@35009d70 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:38:30, skipping insertion in model container [2021-11-19 14:38:30,723 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:38:30" (1/1) ... [2021-11-19 14:38:30,732 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-19 14:38:30,855 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-19 14:38:31,281 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_ecae4941-b500-4a57-9f90-13a85dd34418/sv-benchmarks/c/aws-c-common/aws_array_list_clear_harness.i[4494,4507] [2021-11-19 14:38:31,292 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_ecae4941-b500-4a57-9f90-13a85dd34418/sv-benchmarks/c/aws-c-common/aws_array_list_clear_harness.i[4554,4567] [2021-11-19 14:38:31,321 WARN L612 FunctionHandler]: implicit declaration of function __builtin_uaddl_overflow [2021-11-19 14:38:31,328 WARN L612 FunctionHandler]: implicit declaration of function __builtin_umull_overflow [2021-11-19 14:38:32,319 WARN L612 FunctionHandler]: implicit declaration of function __builtin_va_copy [2021-11-19 14:38:32,420 WARN L1537 CHandler]: Possible shadowing of function index [2021-11-19 14:38:32,421 WARN L1537 CHandler]: Possible shadowing of function index [2021-11-19 14:38:32,422 WARN L1537 CHandler]: Possible shadowing of function index [2021-11-19 14:38:32,423 WARN L1537 CHandler]: Possible shadowing of function index [2021-11-19 14:38:32,425 WARN L1537 CHandler]: Possible shadowing of function index [2021-11-19 14:38:32,443 WARN L1537 CHandler]: Possible shadowing of function index [2021-11-19 14:38:32,451 WARN L1537 CHandler]: Possible shadowing of function index [2021-11-19 14:38:32,454 WARN L1537 CHandler]: Possible shadowing of function index [2021-11-19 14:38:32,466 WARN L1537 CHandler]: Possible shadowing of function index [2021-11-19 14:38:32,468 WARN L1537 CHandler]: Possible shadowing of function index [2021-11-19 14:38:32,470 WARN L1537 CHandler]: Possible shadowing of function index [2021-11-19 14:38:32,473 WARN L1537 CHandler]: Possible shadowing of function index [2021-11-19 14:38:32,474 WARN L1537 CHandler]: Possible shadowing of function index [2021-11-19 14:38:33,019 WARN L612 FunctionHandler]: implicit declaration of function __atomic_load_n [2021-11-19 14:38:33,021 WARN L612 FunctionHandler]: implicit declaration of function __atomic_store_n [2021-11-19 14:38:33,022 WARN L612 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2021-11-19 14:38:33,024 WARN L612 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2021-11-19 14:38:33,026 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2021-11-19 14:38:33,027 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2021-11-19 14:38:33,028 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2021-11-19 14:38:33,029 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2021-11-19 14:38:33,031 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2021-11-19 14:38:33,031 WARN L612 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2021-11-19 14:38:33,220 WARN L1537 CHandler]: Possible shadowing of function index [2021-11-19 14:38:33,231 WARN L1537 CHandler]: Possible shadowing of function index [2021-11-19 14:38:33,303 INFO L207 PostProcessor]: Analyzing one entry point: main [2021-11-19 14:38:33,355 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-11-19 14:38:33,436 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-19 14:38:33,443 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_ecae4941-b500-4a57-9f90-13a85dd34418/sv-benchmarks/c/aws-c-common/aws_array_list_clear_harness.i[4494,4507] [2021-11-19 14:38:33,444 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_ecae4941-b500-4a57-9f90-13a85dd34418/sv-benchmarks/c/aws-c-common/aws_array_list_clear_harness.i[4554,4567] [2021-11-19 14:38:33,446 WARN L612 FunctionHandler]: implicit declaration of function __builtin_uaddl_overflow [2021-11-19 14:38:33,447 WARN L612 FunctionHandler]: implicit declaration of function __builtin_umull_overflow [2021-11-19 14:38:33,493 WARN L612 FunctionHandler]: implicit declaration of function __builtin_va_copy [2021-11-19 14:38:33,516 WARN L1537 CHandler]: Possible shadowing of function index [2021-11-19 14:38:33,517 WARN L1537 CHandler]: Possible shadowing of function index [2021-11-19 14:38:33,517 WARN L1537 CHandler]: Possible shadowing of function index [2021-11-19 14:38:33,518 WARN L1537 CHandler]: Possible shadowing of function index [2021-11-19 14:38:33,519 WARN L1537 CHandler]: Possible shadowing of function index [2021-11-19 14:38:33,530 WARN L1537 CHandler]: Possible shadowing of function index [2021-11-19 14:38:33,531 WARN L1537 CHandler]: Possible shadowing of function index [2021-11-19 14:38:33,533 WARN L1537 CHandler]: Possible shadowing of function index [2021-11-19 14:38:33,534 WARN L1537 CHandler]: Possible shadowing of function index [2021-11-19 14:38:33,535 WARN L1537 CHandler]: Possible shadowing of function index [2021-11-19 14:38:33,536 WARN L1537 CHandler]: Possible shadowing of function index [2021-11-19 14:38:33,537 WARN L1537 CHandler]: Possible shadowing of function index [2021-11-19 14:38:33,538 WARN L1537 CHandler]: Possible shadowing of function index [2021-11-19 14:38:33,591 WARN L612 FunctionHandler]: implicit declaration of function __atomic_load_n [2021-11-19 14:38:33,593 WARN L612 FunctionHandler]: implicit declaration of function __atomic_store_n [2021-11-19 14:38:33,594 WARN L612 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2021-11-19 14:38:33,595 WARN L612 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2021-11-19 14:38:33,596 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2021-11-19 14:38:33,597 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2021-11-19 14:38:33,598 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2021-11-19 14:38:33,599 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2021-11-19 14:38:33,600 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2021-11-19 14:38:33,601 WARN L612 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2021-11-19 14:38:33,624 WARN L1537 CHandler]: Possible shadowing of function index [2021-11-19 14:38:33,631 WARN L1537 CHandler]: Possible shadowing of function index [2021-11-19 14:38:33,699 INFO L207 PostProcessor]: Analyzing one entry point: main [2021-11-19 14:38:33,747 INFO L203 MainTranslator]: Completed pre-run [2021-11-19 14:38:33,779 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_ecae4941-b500-4a57-9f90-13a85dd34418/sv-benchmarks/c/aws-c-common/aws_array_list_clear_harness.i[4494,4507] [2021-11-19 14:38:33,780 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_ecae4941-b500-4a57-9f90-13a85dd34418/sv-benchmarks/c/aws-c-common/aws_array_list_clear_harness.i[4554,4567] [2021-11-19 14:38:33,782 WARN L612 FunctionHandler]: implicit declaration of function __builtin_uaddl_overflow [2021-11-19 14:38:33,790 WARN L612 FunctionHandler]: implicit declaration of function __builtin_umull_overflow [2021-11-19 14:38:33,836 WARN L612 FunctionHandler]: implicit declaration of function __builtin_va_copy [2021-11-19 14:38:33,858 WARN L1537 CHandler]: Possible shadowing of function index [2021-11-19 14:38:33,862 WARN L1537 CHandler]: Possible shadowing of function index [2021-11-19 14:38:33,862 WARN L1537 CHandler]: Possible shadowing of function index [2021-11-19 14:38:33,863 WARN L1537 CHandler]: Possible shadowing of function index [2021-11-19 14:38:33,864 WARN L1537 CHandler]: Possible shadowing of function index [2021-11-19 14:38:33,872 WARN L1537 CHandler]: Possible shadowing of function index [2021-11-19 14:38:33,885 WARN L1537 CHandler]: Possible shadowing of function index [2021-11-19 14:38:33,887 WARN L1537 CHandler]: Possible shadowing of function index [2021-11-19 14:38:33,887 WARN L1537 CHandler]: Possible shadowing of function index [2021-11-19 14:38:33,889 WARN L1537 CHandler]: Possible shadowing of function index [2021-11-19 14:38:33,889 WARN L1537 CHandler]: Possible shadowing of function index [2021-11-19 14:38:33,891 WARN L1537 CHandler]: Possible shadowing of function index [2021-11-19 14:38:33,891 WARN L1537 CHandler]: Possible shadowing of function index [2021-11-19 14:38:33,930 WARN L612 FunctionHandler]: implicit declaration of function __atomic_load_n [2021-11-19 14:38:33,931 WARN L612 FunctionHandler]: implicit declaration of function __atomic_store_n [2021-11-19 14:38:33,932 WARN L612 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2021-11-19 14:38:33,933 WARN L612 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2021-11-19 14:38:33,934 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2021-11-19 14:38:33,935 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2021-11-19 14:38:33,935 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2021-11-19 14:38:33,936 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2021-11-19 14:38:33,936 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2021-11-19 14:38:33,937 WARN L612 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2021-11-19 14:38:33,957 WARN L1537 CHandler]: Possible shadowing of function index [2021-11-19 14:38:33,963 WARN L1537 CHandler]: Possible shadowing of function index [2021-11-19 14:38:34,016 INFO L207 PostProcessor]: Analyzing one entry point: main [2021-11-19 14:38:34,563 INFO L208 MainTranslator]: Completed translation [2021-11-19 14:38:34,564 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:38:34 WrapperNode [2021-11-19 14:38:34,564 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-19 14:38:34,567 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-19 14:38:34,567 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-19 14:38:34,567 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-19 14:38:34,576 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:38:34" (1/1) ... [2021-11-19 14:38:34,739 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:38:34" (1/1) ... [2021-11-19 14:38:34,875 INFO L137 Inliner]: procedures = 712, calls = 1581, calls flagged for inlining = 46, calls inlined = 6, statements flattened = 581 [2021-11-19 14:38:34,882 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-19 14:38:34,883 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-19 14:38:34,883 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-19 14:38:34,883 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-19 14:38:34,894 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:38:34" (1/1) ... [2021-11-19 14:38:34,895 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:38:34" (1/1) ... [2021-11-19 14:38:34,924 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:38:34" (1/1) ... [2021-11-19 14:38:34,926 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:38:34" (1/1) ... [2021-11-19 14:38:34,997 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:38:34" (1/1) ... [2021-11-19 14:38:35,005 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:38:34" (1/1) ... [2021-11-19 14:38:35,031 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:38:34" (1/1) ... [2021-11-19 14:38:35,049 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-19 14:38:35,050 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-19 14:38:35,051 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-19 14:38:35,052 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-19 14:38:35,053 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:38:34" (1/1) ... [2021-11-19 14:38:35,061 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-19 14:38:35,074 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecae4941-b500-4a57-9f90-13a85dd34418/bin/utaipan-UbGMyvGFUs/z3 [2021-11-19 14:38:35,089 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecae4941-b500-4a57-9f90-13a85dd34418/bin/utaipan-UbGMyvGFUs/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-19 14:38:35,111 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecae4941-b500-4a57-9f90-13a85dd34418/bin/utaipan-UbGMyvGFUs/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-19 14:38:35,157 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-19 14:38:35,157 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_is_bounded [2021-11-19 14:38:35,158 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_is_bounded [2021-11-19 14:38:35,158 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_is_valid [2021-11-19 14:38:35,158 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_is_valid [2021-11-19 14:38:35,158 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_bool [2021-11-19 14:38:35,158 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_bool [2021-11-19 14:38:35,159 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-19 14:38:35,159 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2021-11-19 14:38:35,159 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8 [2021-11-19 14:38:35,159 INFO L130 BoogieDeclarations]: Found specification of procedure aws_raise_error [2021-11-19 14:38:35,159 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_raise_error [2021-11-19 14:38:35,160 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2021-11-19 14:38:35,160 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2021-11-19 14:38:35,160 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-19 14:38:35,160 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-19 14:38:35,160 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-19 14:38:35,161 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-19 14:38:35,161 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-19 14:38:35,161 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_malloc [2021-11-19 14:38:35,162 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_malloc [2021-11-19 14:38:35,162 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2021-11-19 14:38:35,162 INFO L130 BoogieDeclarations]: Found specification of procedure aws_mul_size_checked [2021-11-19 14:38:35,162 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_mul_size_checked [2021-11-19 14:38:35,163 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-11-19 14:38:35,164 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-11-19 14:38:35,167 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-19 14:38:35,167 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_clear [2021-11-19 14:38:35,168 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_clear [2021-11-19 14:38:35,168 INFO L130 BoogieDeclarations]: Found specification of procedure __builtin_umull_overflow [2021-11-19 14:38:35,168 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-19 14:38:35,169 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8 [2021-11-19 14:38:35,169 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-19 14:38:35,170 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_allocator [2021-11-19 14:38:35,170 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_allocator [2021-11-19 14:38:35,177 INFO L130 BoogieDeclarations]: Found specification of procedure __CPROVER_overflow_mult [2021-11-19 14:38:35,178 INFO L138 BoogieDeclarations]: Found implementation of procedure __CPROVER_overflow_mult [2021-11-19 14:38:35,584 INFO L236 CfgBuilder]: Building ICFG [2021-11-19 14:38:35,587 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-19 14:38:39,482 INFO L277 CfgBuilder]: Performing block encoding [2021-11-19 14:38:39,492 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-19 14:38:39,493 INFO L301 CfgBuilder]: Removed 0 assume(true) statements. [2021-11-19 14:38:39,496 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:38:39 BoogieIcfgContainer [2021-11-19 14:38:39,496 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-19 14:38:39,499 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-19 14:38:39,500 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-19 14:38:39,503 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-19 14:38:39,503 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 02:38:30" (1/3) ... [2021-11-19 14:38:39,504 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@758c7d93 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 02:38:39, skipping insertion in model container [2021-11-19 14:38:39,505 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:38:34" (2/3) ... [2021-11-19 14:38:39,505 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@758c7d93 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 02:38:39, skipping insertion in model container [2021-11-19 14:38:39,505 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:38:39" (3/3) ... [2021-11-19 14:38:39,509 INFO L111 eAbstractionObserver]: Analyzing ICFG aws_array_list_clear_harness.i [2021-11-19 14:38:39,516 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-19 14:38:39,516 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-11-19 14:38:39,584 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-19 14:38:39,598 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 14:38:39,599 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-11-19 14:38:39,626 INFO L276 IsEmpty]: Start isEmpty. Operand has 101 states, 63 states have (on average 1.1904761904761905) internal successors, (75), 64 states have internal predecessors, (75), 25 states have call successors, (25), 11 states have call predecessors, (25), 11 states have return successors, (25), 25 states have call predecessors, (25), 25 states have call successors, (25) [2021-11-19 14:38:39,640 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-11-19 14:38:39,640 INFO L506 BasicCegarLoop]: Found error trace [2021-11-19 14:38:39,641 INFO L514 BasicCegarLoop]: trace histogram [4, 4, 4, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-19 14:38:39,642 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-19 14:38:39,648 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-19 14:38:39,649 INFO L85 PathProgramCache]: Analyzing trace with hash -1387668169, now seen corresponding path program 1 times [2021-11-19 14:38:39,670 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-19 14:38:39,670 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [24645822] [2021-11-19 14:38:39,671 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-19 14:38:39,672 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-19 14:38:39,672 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecae4941-b500-4a57-9f90-13a85dd34418/bin/utaipan-UbGMyvGFUs/mathsat [2021-11-19 14:38:39,675 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecae4941-b500-4a57-9f90-13a85dd34418/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-19 14:38:39,720 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecae4941-b500-4a57-9f90-13a85dd34418/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2021-11-19 14:38:40,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 14:38:40,473 INFO L263 TraceCheckSpWp]: Trace formula consists of 1227 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-19 14:38:40,485 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-19 14:38:40,764 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2021-11-19 14:38:40,764 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-19 14:38:41,024 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2021-11-19 14:38:41,025 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-19 14:38:41,025 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [24645822] [2021-11-19 14:38:41,026 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [24645822] provided 1 perfect and 1 imperfect interpolant sequences [2021-11-19 14:38:41,026 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-11-19 14:38:41,026 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [2] total 2 [2021-11-19 14:38:41,028 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1355682672] [2021-11-19 14:38:41,029 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-19 14:38:41,035 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-11-19 14:38:41,035 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-19 14:38:41,078 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-11-19 14:38:41,079 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-11-19 14:38:41,083 INFO L87 Difference]: Start difference. First operand has 101 states, 63 states have (on average 1.1904761904761905) internal successors, (75), 64 states have internal predecessors, (75), 25 states have call successors, (25), 11 states have call predecessors, (25), 11 states have return successors, (25), 25 states have call predecessors, (25), 25 states have call successors, (25) Second operand has 2 states, 2 states have (on average 13.5) internal successors, (27), 2 states have internal predecessors, (27), 2 states have call successors, (11), 2 states have call predecessors, (11), 2 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) [2021-11-19 14:38:41,151 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-19 14:38:41,151 INFO L93 Difference]: Finished difference Result 195 states and 256 transitions. [2021-11-19 14:38:41,154 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-19 14:38:41,156 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 13.5) internal successors, (27), 2 states have internal predecessors, (27), 2 states have call successors, (11), 2 states have call predecessors, (11), 2 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) Word has length 60 [2021-11-19 14:38:41,156 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-19 14:38:41,171 INFO L225 Difference]: With dead ends: 195 [2021-11-19 14:38:41,172 INFO L226 Difference]: Without dead ends: 96 [2021-11-19 14:38:41,180 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 118 GetRequests, 118 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-11-19 14:38:41,185 INFO L933 BasicCegarLoop]: 123 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 123 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-11-19 14:38:41,186 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [0 Valid, 123 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-11-19 14:38:41,207 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 96 states. [2021-11-19 14:38:41,239 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 96 to 96. [2021-11-19 14:38:41,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 96 states, 59 states have (on average 1.1694915254237288) internal successors, (69), 60 states have internal predecessors, (69), 25 states have call successors, (25), 11 states have call predecessors, (25), 11 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) [2021-11-19 14:38:41,244 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 96 states and 118 transitions. [2021-11-19 14:38:41,245 INFO L78 Accepts]: Start accepts. Automaton has 96 states and 118 transitions. Word has length 60 [2021-11-19 14:38:41,246 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-19 14:38:41,246 INFO L470 AbstractCegarLoop]: Abstraction has 96 states and 118 transitions. [2021-11-19 14:38:41,246 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 13.5) internal successors, (27), 2 states have internal predecessors, (27), 2 states have call successors, (11), 2 states have call predecessors, (11), 2 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) [2021-11-19 14:38:41,246 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 118 transitions. [2021-11-19 14:38:41,250 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-11-19 14:38:41,250 INFO L506 BasicCegarLoop]: Found error trace [2021-11-19 14:38:41,251 INFO L514 BasicCegarLoop]: trace histogram [4, 4, 4, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-19 14:38:41,278 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecae4941-b500-4a57-9f90-13a85dd34418/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2021-11-19 14:38:41,462 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecae4941-b500-4a57-9f90-13a85dd34418/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 [2021-11-19 14:38:41,463 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-19 14:38:41,464 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-19 14:38:41,464 INFO L85 PathProgramCache]: Analyzing trace with hash -986605197, now seen corresponding path program 1 times [2021-11-19 14:38:41,468 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-19 14:38:41,468 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [959753463] [2021-11-19 14:38:41,468 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-19 14:38:41,469 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-19 14:38:41,469 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecae4941-b500-4a57-9f90-13a85dd34418/bin/utaipan-UbGMyvGFUs/mathsat [2021-11-19 14:38:41,470 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecae4941-b500-4a57-9f90-13a85dd34418/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-19 14:38:41,474 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecae4941-b500-4a57-9f90-13a85dd34418/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2021-11-19 14:38:42,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 14:38:42,301 INFO L263 TraceCheckSpWp]: Trace formula consists of 1227 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-19 14:38:42,307 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-19 14:38:42,686 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-19 14:38:42,687 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-19 14:38:43,049 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2021-11-19 14:38:43,049 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-19 14:38:43,050 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [959753463] [2021-11-19 14:38:43,050 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [959753463] provided 1 perfect and 1 imperfect interpolant sequences [2021-11-19 14:38:43,050 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-11-19 14:38:43,050 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [5] total 6 [2021-11-19 14:38:43,050 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1967176068] [2021-11-19 14:38:43,051 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-19 14:38:43,052 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-19 14:38:43,052 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-19 14:38:43,053 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-19 14:38:43,054 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-11-19 14:38:43,054 INFO L87 Difference]: Start difference. First operand 96 states and 118 transitions. Second operand has 5 states, 5 states have (on average 6.2) internal successors, (31), 5 states have internal predecessors, (31), 2 states have call successors, (11), 2 states have call predecessors, (11), 3 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) [2021-11-19 14:38:43,581 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-19 14:38:43,581 INFO L93 Difference]: Finished difference Result 160 states and 199 transitions. [2021-11-19 14:38:43,583 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-19 14:38:43,583 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 6.2) internal successors, (31), 5 states have internal predecessors, (31), 2 states have call successors, (11), 2 states have call predecessors, (11), 3 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) Word has length 60 [2021-11-19 14:38:43,583 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-19 14:38:43,587 INFO L225 Difference]: With dead ends: 160 [2021-11-19 14:38:43,587 INFO L226 Difference]: Without dead ends: 98 [2021-11-19 14:38:43,588 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 119 GetRequests, 114 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=16, Invalid=26, Unknown=0, NotChecked=0, Total=42 [2021-11-19 14:38:43,590 INFO L933 BasicCegarLoop]: 100 mSDtfsCounter, 27 mSDsluCounter, 255 mSDsCounter, 0 mSdLazyCounter, 65 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 40 SdHoareTripleChecker+Valid, 355 SdHoareTripleChecker+Invalid, 66 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 65 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2021-11-19 14:38:43,592 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [40 Valid, 355 Invalid, 66 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 65 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2021-11-19 14:38:43,597 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 98 states. [2021-11-19 14:38:43,618 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 98 to 98. [2021-11-19 14:38:43,624 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 98 states, 60 states have (on average 1.1666666666666667) internal successors, (70), 62 states have internal predecessors, (70), 25 states have call successors, (25), 11 states have call predecessors, (25), 12 states have return successors, (26), 24 states have call predecessors, (26), 24 states have call successors, (26) [2021-11-19 14:38:43,628 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 98 states and 121 transitions. [2021-11-19 14:38:43,628 INFO L78 Accepts]: Start accepts. Automaton has 98 states and 121 transitions. Word has length 60 [2021-11-19 14:38:43,629 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-19 14:38:43,629 INFO L470 AbstractCegarLoop]: Abstraction has 98 states and 121 transitions. [2021-11-19 14:38:43,629 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 6.2) internal successors, (31), 5 states have internal predecessors, (31), 2 states have call successors, (11), 2 states have call predecessors, (11), 3 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) [2021-11-19 14:38:43,630 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 121 transitions. [2021-11-19 14:38:43,641 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2021-11-19 14:38:43,642 INFO L506 BasicCegarLoop]: Found error trace [2021-11-19 14:38:43,646 INFO L514 BasicCegarLoop]: trace histogram [4, 4, 4, 3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-19 14:38:43,688 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecae4941-b500-4a57-9f90-13a85dd34418/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2021-11-19 14:38:43,874 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecae4941-b500-4a57-9f90-13a85dd34418/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 [2021-11-19 14:38:43,875 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-19 14:38:43,875 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-19 14:38:43,875 INFO L85 PathProgramCache]: Analyzing trace with hash -113993463, now seen corresponding path program 1 times [2021-11-19 14:38:43,879 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-19 14:38:43,879 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [889483121] [2021-11-19 14:38:43,879 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-19 14:38:43,879 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-19 14:38:43,880 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecae4941-b500-4a57-9f90-13a85dd34418/bin/utaipan-UbGMyvGFUs/mathsat [2021-11-19 14:38:43,880 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecae4941-b500-4a57-9f90-13a85dd34418/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-19 14:38:43,921 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecae4941-b500-4a57-9f90-13a85dd34418/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2021-11-19 14:38:44,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 14:38:45,067 INFO L263 TraceCheckSpWp]: Trace formula consists of 1304 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-19 14:38:45,072 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-19 14:38:45,294 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-11-19 14:38:45,294 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-19 14:38:45,538 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2021-11-19 14:38:45,538 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-19 14:38:45,538 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [889483121] [2021-11-19 14:38:45,538 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [889483121] provided 1 perfect and 1 imperfect interpolant sequences [2021-11-19 14:38:45,538 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-11-19 14:38:45,539 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [4] total 4 [2021-11-19 14:38:45,539 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1529971666] [2021-11-19 14:38:45,539 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-19 14:38:45,539 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-19 14:38:45,540 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-19 14:38:45,540 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-19 14:38:45,540 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-19 14:38:45,540 INFO L87 Difference]: Start difference. First operand 98 states and 121 transitions. Second operand has 4 states, 4 states have (on average 10.25) internal successors, (41), 4 states have internal predecessors, (41), 2 states have call successors, (13), 2 states have call predecessors, (13), 2 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) [2021-11-19 14:38:45,671 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-19 14:38:45,671 INFO L93 Difference]: Finished difference Result 167 states and 212 transitions. [2021-11-19 14:38:45,673 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-19 14:38:45,674 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 10.25) internal successors, (41), 4 states have internal predecessors, (41), 2 states have call successors, (13), 2 states have call predecessors, (13), 2 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) Word has length 75 [2021-11-19 14:38:45,675 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-19 14:38:45,677 INFO L225 Difference]: With dead ends: 167 [2021-11-19 14:38:45,677 INFO L226 Difference]: Without dead ends: 103 [2021-11-19 14:38:45,679 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 149 GetRequests, 146 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-19 14:38:45,680 INFO L933 BasicCegarLoop]: 117 mSDtfsCounter, 10 mSDsluCounter, 224 mSDsCounter, 0 mSdLazyCounter, 12 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 10 SdHoareTripleChecker+Valid, 341 SdHoareTripleChecker+Invalid, 13 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 12 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-11-19 14:38:45,681 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [10 Valid, 341 Invalid, 13 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 12 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-11-19 14:38:45,682 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 103 states. [2021-11-19 14:38:45,697 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 103 to 100. [2021-11-19 14:38:45,697 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 100 states, 62 states have (on average 1.1612903225806452) internal successors, (72), 64 states have internal predecessors, (72), 25 states have call successors, (25), 11 states have call predecessors, (25), 12 states have return successors, (26), 24 states have call predecessors, (26), 24 states have call successors, (26) [2021-11-19 14:38:45,699 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 100 states and 123 transitions. [2021-11-19 14:38:45,705 INFO L78 Accepts]: Start accepts. Automaton has 100 states and 123 transitions. Word has length 75 [2021-11-19 14:38:45,706 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-19 14:38:45,706 INFO L470 AbstractCegarLoop]: Abstraction has 100 states and 123 transitions. [2021-11-19 14:38:45,706 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 10.25) internal successors, (41), 4 states have internal predecessors, (41), 2 states have call successors, (13), 2 states have call predecessors, (13), 2 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) [2021-11-19 14:38:45,706 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 123 transitions. [2021-11-19 14:38:45,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2021-11-19 14:38:45,708 INFO L506 BasicCegarLoop]: Found error trace [2021-11-19 14:38:45,708 INFO L514 BasicCegarLoop]: trace histogram [4, 4, 4, 3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-19 14:38:45,755 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecae4941-b500-4a57-9f90-13a85dd34418/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2021-11-19 14:38:45,909 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecae4941-b500-4a57-9f90-13a85dd34418/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 [2021-11-19 14:38:45,909 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-19 14:38:45,910 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-19 14:38:45,910 INFO L85 PathProgramCache]: Analyzing trace with hash 730012039, now seen corresponding path program 1 times [2021-11-19 14:38:45,915 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-19 14:38:45,915 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [874975510] [2021-11-19 14:38:45,915 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-19 14:38:45,915 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-19 14:38:45,915 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecae4941-b500-4a57-9f90-13a85dd34418/bin/utaipan-UbGMyvGFUs/mathsat [2021-11-19 14:38:45,916 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecae4941-b500-4a57-9f90-13a85dd34418/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-19 14:38:45,953 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecae4941-b500-4a57-9f90-13a85dd34418/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2021-11-19 14:38:47,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 14:38:47,196 INFO L263 TraceCheckSpWp]: Trace formula consists of 1307 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-19 14:38:47,202 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-19 14:38:47,541 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2021-11-19 14:38:47,542 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-19 14:38:47,894 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 3 proven. 3 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2021-11-19 14:38:47,895 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-19 14:38:47,895 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [874975510] [2021-11-19 14:38:47,895 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [874975510] provided 1 perfect and 1 imperfect interpolant sequences [2021-11-19 14:38:47,895 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-11-19 14:38:47,895 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [7] total 8 [2021-11-19 14:38:47,895 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1114345990] [2021-11-19 14:38:47,896 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-19 14:38:47,896 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-11-19 14:38:47,896 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-19 14:38:47,897 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-11-19 14:38:47,897 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2021-11-19 14:38:47,897 INFO L87 Difference]: Start difference. First operand 100 states and 123 transitions. Second operand has 7 states, 6 states have (on average 7.5) internal successors, (45), 6 states have internal predecessors, (45), 4 states have call successors, (13), 3 states have call predecessors, (13), 3 states have return successors, (11), 3 states have call predecessors, (11), 4 states have call successors, (11) [2021-11-19 14:38:48,584 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-19 14:38:48,585 INFO L93 Difference]: Finished difference Result 161 states and 196 transitions. [2021-11-19 14:38:48,586 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-19 14:38:48,586 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 6 states have (on average 7.5) internal successors, (45), 6 states have internal predecessors, (45), 4 states have call successors, (13), 3 states have call predecessors, (13), 3 states have return successors, (11), 3 states have call predecessors, (11), 4 states have call successors, (11) Word has length 75 [2021-11-19 14:38:48,587 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-19 14:38:48,588 INFO L225 Difference]: With dead ends: 161 [2021-11-19 14:38:48,588 INFO L226 Difference]: Without dead ends: 98 [2021-11-19 14:38:48,589 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 151 GetRequests, 143 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=24, Invalid=66, Unknown=0, NotChecked=0, Total=90 [2021-11-19 14:38:48,590 INFO L933 BasicCegarLoop]: 96 mSDtfsCounter, 37 mSDsluCounter, 425 mSDsCounter, 0 mSdLazyCounter, 114 mSolverCounterSat, 9 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 48 SdHoareTripleChecker+Valid, 521 SdHoareTripleChecker+Invalid, 123 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 9 IncrementalHoareTripleChecker+Valid, 114 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2021-11-19 14:38:48,591 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [48 Valid, 521 Invalid, 123 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [9 Valid, 114 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2021-11-19 14:38:48,592 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 98 states. [2021-11-19 14:38:48,604 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 98 to 98. [2021-11-19 14:38:48,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 98 states, 61 states have (on average 1.1475409836065573) internal successors, (70), 62 states have internal predecessors, (70), 25 states have call successors, (25), 11 states have call predecessors, (25), 11 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) [2021-11-19 14:38:48,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 98 states and 119 transitions. [2021-11-19 14:38:48,606 INFO L78 Accepts]: Start accepts. Automaton has 98 states and 119 transitions. Word has length 75 [2021-11-19 14:38:48,607 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-19 14:38:48,607 INFO L470 AbstractCegarLoop]: Abstraction has 98 states and 119 transitions. [2021-11-19 14:38:48,607 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 6 states have (on average 7.5) internal successors, (45), 6 states have internal predecessors, (45), 4 states have call successors, (13), 3 states have call predecessors, (13), 3 states have return successors, (11), 3 states have call predecessors, (11), 4 states have call successors, (11) [2021-11-19 14:38:48,607 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 119 transitions. [2021-11-19 14:38:48,609 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2021-11-19 14:38:48,609 INFO L506 BasicCegarLoop]: Found error trace [2021-11-19 14:38:48,609 INFO L514 BasicCegarLoop]: trace histogram [4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-19 14:38:48,651 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecae4941-b500-4a57-9f90-13a85dd34418/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 (5)] Forceful destruction successful, exit code 0 [2021-11-19 14:38:48,834 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecae4941-b500-4a57-9f90-13a85dd34418/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 [2021-11-19 14:38:48,834 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-19 14:38:48,835 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-19 14:38:48,835 INFO L85 PathProgramCache]: Analyzing trace with hash 1697611561, now seen corresponding path program 1 times [2021-11-19 14:38:48,837 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-19 14:38:48,837 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1773280537] [2021-11-19 14:38:48,838 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-19 14:38:48,838 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-19 14:38:48,838 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecae4941-b500-4a57-9f90-13a85dd34418/bin/utaipan-UbGMyvGFUs/mathsat [2021-11-19 14:38:48,839 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecae4941-b500-4a57-9f90-13a85dd34418/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-19 14:38:48,850 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecae4941-b500-4a57-9f90-13a85dd34418/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 (6)] Waiting until timeout for monitored process [2021-11-19 14:38:50,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 14:38:50,261 INFO L263 TraceCheckSpWp]: Trace formula consists of 1467 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-19 14:38:50,266 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-19 14:38:51,664 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 29 treesize of output 21 [2021-11-19 14:38:51,669 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 18 treesize of output 10 [2021-11-19 14:38:51,793 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 59 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2021-11-19 14:38:51,794 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-19 14:38:54,891 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 14:38:54,891 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 40 treesize of output 43 [2021-11-19 14:38:54,939 INFO L354 Elim1Store]: treesize reduction 8, result has 46.7 percent of original size [2021-11-19 14:38:54,939 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 39 treesize of output 34 [2021-11-19 14:38:55,194 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 9 proven. 9 refuted. 0 times theorem prover too weak. 63 trivial. 0 not checked. [2021-11-19 14:38:55,195 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-19 14:38:55,195 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1773280537] [2021-11-19 14:38:55,195 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1773280537] provided 1 perfect and 1 imperfect interpolant sequences [2021-11-19 14:38:55,195 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-11-19 14:38:55,196 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [8] total 15 [2021-11-19 14:38:55,196 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [853544046] [2021-11-19 14:38:55,196 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-19 14:38:55,197 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2021-11-19 14:38:55,197 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-19 14:38:55,197 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2021-11-19 14:38:55,198 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=176, Unknown=0, NotChecked=0, Total=210 [2021-11-19 14:38:55,198 INFO L87 Difference]: Start difference. First operand 98 states and 119 transitions. Second operand has 12 states, 11 states have (on average 5.545454545454546) internal successors, (61), 10 states have internal predecessors, (61), 6 states have call successors, (16), 4 states have call predecessors, (16), 4 states have return successors, (14), 5 states have call predecessors, (14), 6 states have call successors, (14) [2021-11-19 14:38:57,355 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.16s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-19 14:38:59,370 WARN L515 Checker$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 14:39:01,377 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 14:39:04,370 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-19 14:39:04,370 INFO L93 Difference]: Finished difference Result 179 states and 221 transitions. [2021-11-19 14:39:04,372 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-11-19 14:39:04,372 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 11 states have (on average 5.545454545454546) internal successors, (61), 10 states have internal predecessors, (61), 6 states have call successors, (16), 4 states have call predecessors, (16), 4 states have return successors, (14), 5 states have call predecessors, (14), 6 states have call successors, (14) Word has length 105 [2021-11-19 14:39:04,373 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-19 14:39:04,375 INFO L225 Difference]: With dead ends: 179 [2021-11-19 14:39:04,375 INFO L226 Difference]: Without dead ends: 127 [2021-11-19 14:39:04,376 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 218 GetRequests, 197 SyntacticMatches, 1 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 33 ImplicationChecksByTransitivity, 1.8s TimeCoverageRelationStatistics Valid=83, Invalid=379, Unknown=0, NotChecked=0, Total=462 [2021-11-19 14:39:04,377 INFO L933 BasicCegarLoop]: 110 mSDtfsCounter, 54 mSDsluCounter, 847 mSDsCounter, 0 mSdLazyCounter, 305 mSolverCounterSat, 24 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 8.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 68 SdHoareTripleChecker+Valid, 957 SdHoareTripleChecker+Invalid, 375 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 24 IncrementalHoareTripleChecker+Valid, 305 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 43 IncrementalHoareTripleChecker+Unchecked, 8.3s IncrementalHoareTripleChecker+Time [2021-11-19 14:39:04,377 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [68 Valid, 957 Invalid, 375 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [24 Valid, 305 Invalid, 3 Unknown, 43 Unchecked, 8.3s Time] [2021-11-19 14:39:04,378 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 127 states. [2021-11-19 14:39:04,393 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 127 to 108. [2021-11-19 14:39:04,393 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 108 states, 68 states have (on average 1.1323529411764706) internal successors, (77), 69 states have internal predecessors, (77), 26 states have call successors, (26), 12 states have call predecessors, (26), 13 states have return successors, (29), 26 states have call predecessors, (29), 25 states have call successors, (29) [2021-11-19 14:39:04,395 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 108 states and 132 transitions. [2021-11-19 14:39:04,395 INFO L78 Accepts]: Start accepts. Automaton has 108 states and 132 transitions. Word has length 105 [2021-11-19 14:39:04,396 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-19 14:39:04,396 INFO L470 AbstractCegarLoop]: Abstraction has 108 states and 132 transitions. [2021-11-19 14:39:04,396 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 11 states have (on average 5.545454545454546) internal successors, (61), 10 states have internal predecessors, (61), 6 states have call successors, (16), 4 states have call predecessors, (16), 4 states have return successors, (14), 5 states have call predecessors, (14), 6 states have call successors, (14) [2021-11-19 14:39:04,396 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 132 transitions. [2021-11-19 14:39:04,398 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2021-11-19 14:39:04,398 INFO L506 BasicCegarLoop]: Found error trace [2021-11-19 14:39:04,398 INFO L514 BasicCegarLoop]: trace histogram [4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-19 14:39:04,444 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecae4941-b500-4a57-9f90-13a85dd34418/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 (6)] Forceful destruction successful, exit code 0 [2021-11-19 14:39:04,622 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecae4941-b500-4a57-9f90-13a85dd34418/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 [2021-11-19 14:39:04,623 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-19 14:39:04,623 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-19 14:39:04,623 INFO L85 PathProgramCache]: Analyzing trace with hash 1838160171, now seen corresponding path program 1 times [2021-11-19 14:39:04,625 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-19 14:39:04,625 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [171436663] [2021-11-19 14:39:04,625 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-19 14:39:04,626 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-19 14:39:04,626 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecae4941-b500-4a57-9f90-13a85dd34418/bin/utaipan-UbGMyvGFUs/mathsat [2021-11-19 14:39:04,626 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecae4941-b500-4a57-9f90-13a85dd34418/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-19 14:39:04,628 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecae4941-b500-4a57-9f90-13a85dd34418/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 (7)] Waiting until timeout for monitored process [2021-11-19 14:39:51,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 14:39:55,817 INFO L263 TraceCheckSpWp]: Trace formula consists of 1465 conjuncts, 144 conjunts are in the unsatisfiable core [2021-11-19 14:39:55,828 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-19 14:39:55,844 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2021-11-19 14:39:59,144 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:39:59,146 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:39:59,148 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:39:59,150 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:39:59,153 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:39:59,155 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:39:59,157 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:39:59,160 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:39:59,162 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:39:59,164 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:39:59,166 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:39:59,168 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:39:59,171 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:39:59,173 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:39:59,175 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:39:59,178 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:39:59,180 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:39:59,182 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:39:59,184 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:39:59,186 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:39:59,188 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:39:59,191 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:39:59,193 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:39:59,195 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:39:59,197 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:39:59,199 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:39:59,201 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:39:59,203 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:39:59,205 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:39:59,208 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:39:59,210 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:39:59,212 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:39:59,214 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:39:59,216 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:39:59,218 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:39:59,220 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:39:59,222 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:39:59,224 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:39:59,225 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:39:59,227 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:39:59,229 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:39:59,230 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:39:59,231 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:39:59,233 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:39:59,234 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:39:59,236 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:39:59,237 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:39:59,239 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:39:59,240 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:39:59,242 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:39:59,244 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:39:59,246 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:39:59,247 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:39:59,249 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:39:59,251 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:39:59,252 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:39:59,253 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:39:59,255 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:39:59,256 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:39:59,258 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:39:59,259 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:39:59,261 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:39:59,262 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:39:59,264 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:39:59,265 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:39:59,267 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:39:59,268 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:39:59,269 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:39:59,271 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:39:59,272 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:39:59,274 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:39:59,275 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:39:59,277 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:39:59,278 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:39:59,280 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:39:59,281 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:39:59,283 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:39:59,284 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:39:59,285 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:39:59,287 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:39:59,288 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:39:59,290 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:39:59,291 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:39:59,293 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:39:59,294 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:39:59,295 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:39:59,297 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:39:59,298 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:39:59,300 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:39:59,301 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:39:59,303 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:39:59,304 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:39:59,306 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:39:59,307 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:39:59,315 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:39:59,317 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:39:59,320 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:39:59,322 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:39:59,323 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:39:59,325 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:39:59,326 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:39:59,328 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:39:59,329 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:39:59,330 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:39:59,332 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:39:59,333 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:39:59,335 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:39:59,336 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:39:59,338 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:39:59,340 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:39:59,341 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:39:59,343 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:39:59,344 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:39:59,346 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:39:59,347 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:39:59,349 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:39:59,351 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:39:59,352 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:39:59,354 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:39:59,355 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:39:59,356 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:39:59,359 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:39:59,362 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:39:59,363 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:39:59,364 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:39:59,366 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:39:59,367 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:39:59,369 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:39:59,372 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:39:59,373 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:39:59,375 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:39:59,376 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:39:59,377 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:39:59,379 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:39:59,380 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:39:59,381 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:39:59,382 INFO L244 Elim1Store]: Index analysis took 240 ms [2021-11-19 14:39:59,394 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 16 select indices, 16 select index equivalence classes, 136 disjoint index pairs (out of 120 index pairs), introduced 16 new quantified variables, introduced 0 case distinctions, treesize of input 146 treesize of output 179 [2021-11-19 14:40:49,735 WARN L227 SmtUtils]: Spent 10.05s on a formula simplification that was a NOOP. DAG size: 183 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2021-11-19 14:42:06,514 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:42:06,517 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:42:06,519 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:42:06,521 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:42:06,523 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:42:06,524 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:42:06,526 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:42:06,528 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:42:06,530 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:42:06,532 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:42:06,534 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:42:06,536 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:42:06,539 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:42:06,542 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:42:06,544 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:42:06,547 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:42:06,549 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:42:06,552 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:42:06,554 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:42:06,556 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:42:06,558 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:42:06,560 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:42:06,561 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:42:06,563 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:42:06,565 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:42:06,567 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:42:06,569 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:42:06,571 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:42:06,573 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:42:06,575 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:42:06,576 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:42:06,578 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:42:06,580 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:42:06,582 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:42:06,584 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:42:06,586 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:42:06,588 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:42:06,589 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:42:06,591 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:42:06,593 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:42:06,595 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:42:06,597 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:42:06,599 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:42:06,601 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:42:06,603 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:42:06,605 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:42:06,606 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:42:06,608 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:42:06,610 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:42:06,612 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:42:06,614 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:42:06,615 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:42:06,617 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:42:06,619 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:42:06,621 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:42:06,623 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:42:06,624 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:42:06,626 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:42:06,628 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:42:06,630 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:42:06,631 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:42:06,633 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:42:06,635 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:42:06,637 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:42:06,639 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:42:06,640 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:42:06,642 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:42:06,644 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:42:06,646 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:42:06,647 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:42:06,649 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:42:06,651 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:42:06,653 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:42:06,654 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:42:06,656 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:42:06,659 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:42:06,661 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:42:06,663 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:42:06,666 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:42:06,668 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:42:06,671 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:42:06,674 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:42:06,676 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:42:06,679 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:42:06,682 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:42:06,684 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:42:06,687 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:42:06,689 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:42:06,692 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:42:06,695 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:42:06,697 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:42:06,700 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:42:06,702 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:42:06,705 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:42:06,707 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:42:06,710 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:42:06,713 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:42:06,715 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:42:06,718 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:42:06,720 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:42:06,723 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:42:06,725 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:42:06,728 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:42:06,730 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:42:06,733 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:42:06,736 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:42:06,738 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:42:06,741 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:42:06,743 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:42:06,746 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:42:06,748 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:42:06,751 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:42:06,754 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:42:06,756 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:42:06,759 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:42:06,761 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:42:06,764 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:42:06,767 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:42:06,769 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:42:06,771 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:42:06,772 INFO L244 Elim1Store]: Index analysis took 259 ms [2021-11-19 14:42:06,775 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:42:06,777 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:42:06,778 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:42:06,780 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:42:06,782 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:42:06,784 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:42:06,786 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:42:06,788 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:42:06,791 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:42:06,793 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:42:06,795 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:42:06,797 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:42:06,799 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:42:06,800 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:42:06,802 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:42:06,804 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:42:06,806 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:42:06,808 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:42:06,810 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:42:06,835 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:42:06,837 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:42:06,839 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:42:06,841 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:42:06,843 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:42:06,845 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:42:06,847 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:42:06,849 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:42:06,851 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:42:06,852 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:42:06,854 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:42:06,856 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:42:06,858 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:42:06,860 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:42:06,862 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:42:06,864 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:42:06,866 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:42:06,868 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:42:06,869 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:42:06,871 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:42:06,873 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:42:06,876 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:42:06,877 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:42:06,879 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:42:06,881 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:42:06,883 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:42:06,885 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:42:06,887 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:42:06,888 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:42:06,891 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:42:06,893 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:42:06,895 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:42:06,897 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:42:06,899 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:42:06,900 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:42:06,902 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:42:06,904 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:42:06,907 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:42:06,909 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:42:06,911 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:42:06,913 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:42:06,914 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:42:06,916 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:42:06,918 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:42:06,920 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:42:06,922 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:42:06,924 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:42:06,925 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:42:06,927 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:42:06,929 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:42:06,931 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:42:06,933 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:42:06,935 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:42:06,937 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:42:06,939 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:42:06,941 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:42:06,942 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:42:06,944 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:42:06,946 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:42:06,948 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:42:06,950 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:42:06,952 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:42:06,954 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:42:06,956 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:42:06,958 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:42:06,960 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:42:06,961 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:42:06,963 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:42:06,965 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:42:06,967 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:42:06,969 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:42:06,971 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:42:06,972 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:42:06,974 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:42:06,976 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:42:06,978 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:42:06,980 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:42:06,982 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:42:06,984 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:42:06,986 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:42:06,988 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:42:06,990 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:42:06,992 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:42:06,993 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:42:06,995 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:42:06,997 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:42:06,999 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:42:07,001 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:42:07,003 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:42:07,005 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:42:07,006 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:42:07,008 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:42:07,010 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:42:07,012 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:42:07,014 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:42:07,016 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:42:07,018 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:42:07,019 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:42:07,021 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:42:07,024 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:42:07,026 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:42:07,029 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:42:07,032 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:42:07,035 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:42:07,037 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:42:07,040 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:42:07,042 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:42:07,045 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:42:07,048 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:42:07,053 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 16 select indices, 16 select index equivalence classes, 276 disjoint index pairs (out of 120 index pairs), introduced 16 new quantified variables, introduced 0 case distinctions, treesize of input 1408 treesize of output 712 [2021-11-19 14:42:07,240 INFO L354 Elim1Store]: treesize reduction 65, result has 17.7 percent of original size [2021-11-19 14:42:07,241 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 6 case distinctions, treesize of input 1433 treesize of output 1433 [2021-11-19 14:42:54,253 INFO L354 Elim1Store]: treesize reduction 41, result has 50.0 percent of original size [2021-11-19 14:42:54,254 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 6 case distinctions, treesize of input 1186 treesize of output 1219 [2021-11-19 14:43:47,293 WARN L860 $PredicateComparison]: unable to prove that (exists ((|aws_mul_size_checked_aws_mul_u64_checked_~b#1| (_ BitVec 64)) (|aws_mul_size_checked_aws_mul_u64_checked_~r#1.offset| (_ BitVec 64)) (|aws_mul_size_checked_aws_mul_u64_checked_~a#1| (_ BitVec 64))) (= |c_#memory_int| (store |c_old(#memory_int)| |c_aws_mul_size_checked_#in~r#1.base| (let ((.cse0 (bvmul |aws_mul_size_checked_aws_mul_u64_checked_~a#1| |aws_mul_size_checked_aws_mul_u64_checked_~b#1|))) (store (store (store (store (store (store (store (store (select |c_old(#memory_int)| |c_aws_mul_size_checked_#in~r#1.base|) |aws_mul_size_checked_aws_mul_u64_checked_~r#1.offset| ((_ extract 7 0) .cse0)) (bvadd (_ bv1 64) |aws_mul_size_checked_aws_mul_u64_checked_~r#1.offset|) ((_ extract 15 8) .cse0)) (bvadd (_ bv2 64) |aws_mul_size_checked_aws_mul_u64_checked_~r#1.offset|) ((_ extract 23 16) .cse0)) (bvadd (_ bv3 64) |aws_mul_size_checked_aws_mul_u64_checked_~r#1.offset|) ((_ extract 31 24) .cse0)) (bvadd (_ bv4 64) |aws_mul_size_checked_aws_mul_u64_checked_~r#1.offset|) ((_ extract 39 32) .cse0)) (bvadd |aws_mul_size_checked_aws_mul_u64_checked_~r#1.offset| (_ bv5 64)) ((_ extract 47 40) .cse0)) (bvadd |aws_mul_size_checked_aws_mul_u64_checked_~r#1.offset| (_ bv6 64)) ((_ extract 55 48) .cse0)) (bvadd (_ bv7 64) |aws_mul_size_checked_aws_mul_u64_checked_~r#1.offset|) ((_ extract 63 56) .cse0)))))) is different from true [2021-11-19 14:45:40,463 WARN L227 SmtUtils]: Spent 1.33m on a formula simplification. DAG size of input: 1786 DAG size of output: 312 (called from [L 351] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.arrays.Elim1Store.elim1) [2021-11-19 14:45:40,467 INFO L354 Elim1Store]: treesize reduction 17276, result has 4.6 percent of original size [2021-11-19 14:45:40,468 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 33 select indices, 33 select index equivalence classes, 496 disjoint index pairs (out of 528 index pairs), introduced 33 new quantified variables, introduced 568 case distinctions, treesize of input 1228 treesize of output 1287 [2021-11-19 14:45:41,370 INFO L354 Elim1Store]: treesize reduction 50, result has 38.3 percent of original size [2021-11-19 14:45:41,371 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 0 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 10 case distinctions, treesize of input 1764 treesize of output 1784