./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/aws-c-common/aws_hash_array_ignore_case_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_6c2b4160-4568-48c6-8a0c-72769e504125/bin/utaipan-UbGMyvGFUs/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c2b4160-4568-48c6-8a0c-72769e504125/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_6c2b4160-4568-48c6-8a0c-72769e504125/bin/utaipan-UbGMyvGFUs/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c2b4160-4568-48c6-8a0c-72769e504125/bin/utaipan-UbGMyvGFUs/config/TaipanReach.xml -i ../../sv-benchmarks/c/aws-c-common/aws_hash_array_ignore_case_harness.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c2b4160-4568-48c6-8a0c-72769e504125/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_6c2b4160-4568-48c6-8a0c-72769e504125/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 a5cc7d054134727d17d186899e752bcb9b04f811a63c25a6e1e851147ab3514d --- Real Ultimate output --- This is Ultimate 0.2.1-dev-0f8a17c [2021-11-19 13:21:29,866 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-19 13:21:29,870 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-19 13:21:29,925 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-19 13:21:29,925 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-19 13:21:29,927 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-19 13:21:29,929 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-19 13:21:29,932 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-19 13:21:29,934 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-19 13:21:29,936 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-19 13:21:29,937 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-19 13:21:29,939 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-19 13:21:29,940 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-19 13:21:29,941 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-19 13:21:29,943 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-19 13:21:29,945 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-19 13:21:29,946 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-19 13:21:29,947 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-19 13:21:29,950 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-19 13:21:29,953 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-19 13:21:29,955 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-19 13:21:29,961 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-19 13:21:29,962 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-19 13:21:29,970 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-19 13:21:29,975 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-19 13:21:29,980 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-19 13:21:29,980 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-19 13:21:29,982 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-19 13:21:29,982 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-19 13:21:29,984 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-19 13:21:29,984 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-19 13:21:29,985 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-19 13:21:29,986 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-19 13:21:29,987 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-19 13:21:29,989 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-19 13:21:29,989 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-19 13:21:29,990 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-19 13:21:29,991 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-19 13:21:29,991 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-19 13:21:29,993 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-19 13:21:29,994 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-19 13:21:29,995 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c2b4160-4568-48c6-8a0c-72769e504125/bin/utaipan-UbGMyvGFUs/config/svcomp-Reach-64bit-Taipan_Default.epf [2021-11-19 13:21:30,025 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-19 13:21:30,026 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-19 13:21:30,027 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-19 13:21:30,027 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-19 13:21:30,027 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-19 13:21:30,028 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-19 13:21:30,028 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-19 13:21:30,028 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-19 13:21:30,029 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-19 13:21:30,029 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-19 13:21:30,029 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-19 13:21:30,030 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-19 13:21:30,030 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-19 13:21:30,030 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-19 13:21:30,031 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-19 13:21:30,031 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-11-19 13:21:30,032 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-19 13:21:30,032 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-19 13:21:30,032 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-19 13:21:30,033 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-19 13:21:30,033 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-19 13:21:30,033 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-19 13:21:30,033 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-19 13:21:30,034 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-19 13:21:30,034 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-19 13:21:30,034 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-19 13:21:30,035 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-19 13:21:30,035 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-19 13:21:30,035 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-19 13:21:30,036 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-19 13:21:30,036 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-19 13:21:30,036 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-19 13:21:30,037 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-19 13:21:30,037 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-19 13:21:30,037 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-19 13:21:30,037 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-19 13:21:30,038 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-19 13:21:30,038 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_6c2b4160-4568-48c6-8a0c-72769e504125/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c2b4160-4568-48c6-8a0c-72769e504125/bin/utaipan-UbGMyvGFUs Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a5cc7d054134727d17d186899e752bcb9b04f811a63c25a6e1e851147ab3514d [2021-11-19 13:21:30,305 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-19 13:21:30,327 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-19 13:21:30,330 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-19 13:21:30,331 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-19 13:21:30,332 INFO L275 PluginConnector]: CDTParser initialized [2021-11-19 13:21:30,334 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c2b4160-4568-48c6-8a0c-72769e504125/bin/utaipan-UbGMyvGFUs/../../sv-benchmarks/c/aws-c-common/aws_hash_array_ignore_case_harness.i [2021-11-19 13:21:30,393 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c2b4160-4568-48c6-8a0c-72769e504125/bin/utaipan-UbGMyvGFUs/data/cc3b0259c/e2bf4b5a46404e70bf4cfa115d21ed36/FLAG9bc943e04 [2021-11-19 13:21:31,373 INFO L306 CDTParser]: Found 1 translation units. [2021-11-19 13:21:31,375 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c2b4160-4568-48c6-8a0c-72769e504125/sv-benchmarks/c/aws-c-common/aws_hash_array_ignore_case_harness.i [2021-11-19 13:21:31,428 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c2b4160-4568-48c6-8a0c-72769e504125/bin/utaipan-UbGMyvGFUs/data/cc3b0259c/e2bf4b5a46404e70bf4cfa115d21ed36/FLAG9bc943e04 [2021-11-19 13:21:31,791 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c2b4160-4568-48c6-8a0c-72769e504125/bin/utaipan-UbGMyvGFUs/data/cc3b0259c/e2bf4b5a46404e70bf4cfa115d21ed36 [2021-11-19 13:21:31,794 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-19 13:21:31,795 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-19 13:21:31,801 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-19 13:21:31,802 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-19 13:21:31,805 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-19 13:21:31,806 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 01:21:31" (1/1) ... [2021-11-19 13:21:31,807 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@11083e02 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 01:21:31, skipping insertion in model container [2021-11-19 13:21:31,808 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 01:21:31" (1/1) ... [2021-11-19 13:21:31,815 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-19 13:21:31,955 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-19 13:21:32,222 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_6c2b4160-4568-48c6-8a0c-72769e504125/sv-benchmarks/c/aws-c-common/aws_hash_array_ignore_case_harness.i[4500,4513] [2021-11-19 13:21:32,229 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_6c2b4160-4568-48c6-8a0c-72769e504125/sv-benchmarks/c/aws-c-common/aws_hash_array_ignore_case_harness.i[4560,4573] [2021-11-19 13:21:32,255 WARN L612 FunctionHandler]: implicit declaration of function __builtin_uaddl_overflow [2021-11-19 13:21:32,261 WARN L612 FunctionHandler]: implicit declaration of function __builtin_umull_overflow [2021-11-19 13:21:33,405 WARN L1537 CHandler]: Possible shadowing of function index [2021-11-19 13:21:33,414 WARN L1537 CHandler]: Possible shadowing of function index [2021-11-19 13:21:33,415 WARN L1537 CHandler]: Possible shadowing of function index [2021-11-19 13:21:33,416 WARN L1537 CHandler]: Possible shadowing of function index [2021-11-19 13:21:33,418 WARN L1537 CHandler]: Possible shadowing of function index [2021-11-19 13:21:33,430 WARN L1537 CHandler]: Possible shadowing of function index [2021-11-19 13:21:33,430 WARN L1537 CHandler]: Possible shadowing of function index [2021-11-19 13:21:33,432 WARN L1537 CHandler]: Possible shadowing of function index [2021-11-19 13:21:33,433 WARN L1537 CHandler]: Possible shadowing of function index [2021-11-19 13:21:33,928 WARN L612 FunctionHandler]: implicit declaration of function __atomic_load_n [2021-11-19 13:21:33,930 WARN L612 FunctionHandler]: implicit declaration of function __atomic_store_n [2021-11-19 13:21:33,931 WARN L612 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2021-11-19 13:21:33,932 WARN L612 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2021-11-19 13:21:33,934 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2021-11-19 13:21:33,935 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2021-11-19 13:21:33,935 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2021-11-19 13:21:33,936 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2021-11-19 13:21:33,937 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2021-11-19 13:21:33,938 WARN L612 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2021-11-19 13:21:34,127 WARN L612 FunctionHandler]: implicit declaration of function __builtin_va_copy [2021-11-19 13:21:34,282 WARN L1537 CHandler]: Possible shadowing of function index [2021-11-19 13:21:34,282 WARN L1537 CHandler]: Possible shadowing of function index [2021-11-19 13:21:34,394 INFO L207 PostProcessor]: Analyzing one entry point: main [2021-11-19 13:21:34,473 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 13:21:34,474 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@490ab40a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 01:21:34, skipping insertion in model container [2021-11-19 13:21:34,474 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-19 13:21:34,475 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-19 13:21:34,478 INFO L158 Benchmark]: Toolchain (without parser) took 2680.65ms. Allocated memory was 117.4MB in the beginning and 146.8MB in the end (delta: 29.4MB). Free memory was 76.4MB in the beginning and 101.0MB in the end (delta: -24.5MB). Peak memory consumption was 33.4MB. Max. memory is 16.1GB. [2021-11-19 13:21:34,479 INFO L158 Benchmark]: CDTParser took 0.36ms. Allocated memory is still 117.4MB. Free memory was 71.6MB in the beginning and 71.5MB in the end (delta: 45.6kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-19 13:21:34,481 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2673.68ms. Allocated memory was 117.4MB in the beginning and 146.8MB in the end (delta: 29.4MB). Free memory was 76.1MB in the beginning and 101.0MB in the end (delta: -24.9MB). Peak memory consumption was 31.3MB. Max. memory is 16.1GB. [2021-11-19 13:21:34,483 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.36ms. Allocated memory is still 117.4MB. Free memory was 71.6MB in the beginning and 71.5MB in the end (delta: 45.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2673.68ms. Allocated memory was 117.4MB in the beginning and 146.8MB in the end (delta: 29.4MB). Free memory was 76.1MB in the beginning and 101.0MB in the end (delta: -24.9MB). Peak memory consumption was 31.3MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 6990]: Unsupported Syntax Found a cast between two array/pointer types where the value type is smaller than the cast-to type while using memory model HoenickeLindenmann_Original (while Not using bitvector translation) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c2b4160-4568-48c6-8a0c-72769e504125/bin/utaipan-UbGMyvGFUs/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c2b4160-4568-48c6-8a0c-72769e504125/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_6c2b4160-4568-48c6-8a0c-72769e504125/bin/utaipan-UbGMyvGFUs/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c2b4160-4568-48c6-8a0c-72769e504125/bin/utaipan-UbGMyvGFUs/config/TaipanReach.xml -i ../../sv-benchmarks/c/aws-c-common/aws_hash_array_ignore_case_harness.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c2b4160-4568-48c6-8a0c-72769e504125/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_6c2b4160-4568-48c6-8a0c-72769e504125/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 a5cc7d054134727d17d186899e752bcb9b04f811a63c25a6e1e851147ab3514d --- Real Ultimate output --- This is Ultimate 0.2.1-dev-0f8a17c [2021-11-19 13:21:36,875 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-19 13:21:36,879 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-19 13:21:36,922 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-19 13:21:36,923 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-19 13:21:36,928 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-19 13:21:36,931 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-19 13:21:36,936 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-19 13:21:36,939 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-19 13:21:36,950 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-19 13:21:36,951 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-19 13:21:36,952 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-19 13:21:36,953 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-19 13:21:36,956 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-19 13:21:36,957 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-19 13:21:36,959 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-19 13:21:36,960 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-19 13:21:36,961 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-19 13:21:36,963 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-19 13:21:36,966 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-19 13:21:36,968 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-19 13:21:36,969 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-19 13:21:36,970 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-19 13:21:36,971 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-19 13:21:36,975 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-19 13:21:36,976 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-19 13:21:36,976 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-19 13:21:36,977 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-19 13:21:36,978 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-19 13:21:36,979 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-19 13:21:36,980 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-19 13:21:36,981 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-19 13:21:36,982 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-19 13:21:36,982 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-19 13:21:36,984 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-19 13:21:36,984 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-19 13:21:36,990 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-19 13:21:36,991 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-19 13:21:36,991 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-19 13:21:36,992 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-19 13:21:36,993 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-19 13:21:36,994 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c2b4160-4568-48c6-8a0c-72769e504125/bin/utaipan-UbGMyvGFUs/config/svcomp-Reach-64bit-Taipan_Bitvector.epf [2021-11-19 13:21:37,043 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-19 13:21:37,044 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-19 13:21:37,046 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-19 13:21:37,046 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-19 13:21:37,046 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-19 13:21:37,047 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-19 13:21:37,047 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-19 13:21:37,047 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-19 13:21:37,047 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-19 13:21:37,048 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-19 13:21:37,050 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-19 13:21:37,050 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-19 13:21:37,051 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-19 13:21:37,051 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-19 13:21:37,051 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-19 13:21:37,052 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-19 13:21:37,052 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-19 13:21:37,052 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-19 13:21:37,052 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-19 13:21:37,053 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-19 13:21:37,053 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-19 13:21:37,053 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-19 13:21:37,053 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-19 13:21:37,054 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-19 13:21:37,054 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-19 13:21:37,054 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-19 13:21:37,054 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-19 13:21:37,055 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-19 13:21:37,055 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-19 13:21:37,055 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-19 13:21:37,055 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-19 13:21:37,056 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-19 13:21:37,056 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-19 13:21:37,056 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_6c2b4160-4568-48c6-8a0c-72769e504125/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c2b4160-4568-48c6-8a0c-72769e504125/bin/utaipan-UbGMyvGFUs Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a5cc7d054134727d17d186899e752bcb9b04f811a63c25a6e1e851147ab3514d [2021-11-19 13:21:37,481 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-19 13:21:37,504 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-19 13:21:37,507 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-19 13:21:37,508 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-19 13:21:37,509 INFO L275 PluginConnector]: CDTParser initialized [2021-11-19 13:21:37,511 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c2b4160-4568-48c6-8a0c-72769e504125/bin/utaipan-UbGMyvGFUs/../../sv-benchmarks/c/aws-c-common/aws_hash_array_ignore_case_harness.i [2021-11-19 13:21:37,580 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c2b4160-4568-48c6-8a0c-72769e504125/bin/utaipan-UbGMyvGFUs/data/b063f47e4/bfb5702c368e404da43fbd26d7c386ff/FLAGe8c33252c [2021-11-19 13:21:38,652 INFO L306 CDTParser]: Found 1 translation units. [2021-11-19 13:21:38,654 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c2b4160-4568-48c6-8a0c-72769e504125/sv-benchmarks/c/aws-c-common/aws_hash_array_ignore_case_harness.i [2021-11-19 13:21:38,700 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c2b4160-4568-48c6-8a0c-72769e504125/bin/utaipan-UbGMyvGFUs/data/b063f47e4/bfb5702c368e404da43fbd26d7c386ff/FLAGe8c33252c [2021-11-19 13:21:39,024 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c2b4160-4568-48c6-8a0c-72769e504125/bin/utaipan-UbGMyvGFUs/data/b063f47e4/bfb5702c368e404da43fbd26d7c386ff [2021-11-19 13:21:39,027 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-19 13:21:39,029 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-19 13:21:39,031 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-19 13:21:39,031 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-19 13:21:39,050 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-19 13:21:39,051 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 01:21:39" (1/1) ... [2021-11-19 13:21:39,052 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3f74eeeb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 01:21:39, skipping insertion in model container [2021-11-19 13:21:39,052 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 01:21:39" (1/1) ... [2021-11-19 13:21:39,060 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-19 13:21:39,229 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-19 13:21:39,596 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_6c2b4160-4568-48c6-8a0c-72769e504125/sv-benchmarks/c/aws-c-common/aws_hash_array_ignore_case_harness.i[4500,4513] [2021-11-19 13:21:39,606 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_6c2b4160-4568-48c6-8a0c-72769e504125/sv-benchmarks/c/aws-c-common/aws_hash_array_ignore_case_harness.i[4560,4573] [2021-11-19 13:21:39,644 WARN L612 FunctionHandler]: implicit declaration of function __builtin_uaddl_overflow [2021-11-19 13:21:39,653 WARN L612 FunctionHandler]: implicit declaration of function __builtin_umull_overflow [2021-11-19 13:21:40,874 WARN L1537 CHandler]: Possible shadowing of function index [2021-11-19 13:21:40,875 WARN L1537 CHandler]: Possible shadowing of function index [2021-11-19 13:21:40,876 WARN L1537 CHandler]: Possible shadowing of function index [2021-11-19 13:21:40,877 WARN L1537 CHandler]: Possible shadowing of function index [2021-11-19 13:21:40,878 WARN L1537 CHandler]: Possible shadowing of function index [2021-11-19 13:21:40,895 WARN L1537 CHandler]: Possible shadowing of function index [2021-11-19 13:21:40,896 WARN L1537 CHandler]: Possible shadowing of function index [2021-11-19 13:21:40,898 WARN L1537 CHandler]: Possible shadowing of function index [2021-11-19 13:21:40,899 WARN L1537 CHandler]: Possible shadowing of function index [2021-11-19 13:21:41,349 WARN L612 FunctionHandler]: implicit declaration of function __atomic_load_n [2021-11-19 13:21:41,350 WARN L612 FunctionHandler]: implicit declaration of function __atomic_store_n [2021-11-19 13:21:41,351 WARN L612 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2021-11-19 13:21:41,353 WARN L612 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2021-11-19 13:21:41,355 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2021-11-19 13:21:41,356 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2021-11-19 13:21:41,357 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2021-11-19 13:21:41,358 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2021-11-19 13:21:41,359 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2021-11-19 13:21:41,360 WARN L612 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2021-11-19 13:21:41,594 WARN L612 FunctionHandler]: implicit declaration of function __builtin_va_copy [2021-11-19 13:21:41,766 WARN L1537 CHandler]: Possible shadowing of function index [2021-11-19 13:21:41,767 WARN L1537 CHandler]: Possible shadowing of function index [2021-11-19 13:21:41,871 INFO L207 PostProcessor]: Analyzing one entry point: main [2021-11-19 13:21:41,963 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-11-19 13:21:42,060 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-19 13:21:42,066 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_6c2b4160-4568-48c6-8a0c-72769e504125/sv-benchmarks/c/aws-c-common/aws_hash_array_ignore_case_harness.i[4500,4513] [2021-11-19 13:21:42,067 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_6c2b4160-4568-48c6-8a0c-72769e504125/sv-benchmarks/c/aws-c-common/aws_hash_array_ignore_case_harness.i[4560,4573] [2021-11-19 13:21:42,068 WARN L612 FunctionHandler]: implicit declaration of function __builtin_uaddl_overflow [2021-11-19 13:21:42,075 WARN L612 FunctionHandler]: implicit declaration of function __builtin_umull_overflow [2021-11-19 13:21:42,119 WARN L1537 CHandler]: Possible shadowing of function index [2021-11-19 13:21:42,120 WARN L1537 CHandler]: Possible shadowing of function index [2021-11-19 13:21:42,120 WARN L1537 CHandler]: Possible shadowing of function index [2021-11-19 13:21:42,120 WARN L1537 CHandler]: Possible shadowing of function index [2021-11-19 13:21:42,121 WARN L1537 CHandler]: Possible shadowing of function index [2021-11-19 13:21:42,134 WARN L1537 CHandler]: Possible shadowing of function index [2021-11-19 13:21:42,135 WARN L1537 CHandler]: Possible shadowing of function index [2021-11-19 13:21:42,139 WARN L1537 CHandler]: Possible shadowing of function index [2021-11-19 13:21:42,142 WARN L1537 CHandler]: Possible shadowing of function index [2021-11-19 13:21:42,211 WARN L612 FunctionHandler]: implicit declaration of function __atomic_load_n [2021-11-19 13:21:42,212 WARN L612 FunctionHandler]: implicit declaration of function __atomic_store_n [2021-11-19 13:21:42,213 WARN L612 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2021-11-19 13:21:42,214 WARN L612 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2021-11-19 13:21:42,215 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2021-11-19 13:21:42,215 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2021-11-19 13:21:42,216 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2021-11-19 13:21:42,219 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2021-11-19 13:21:42,220 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2021-11-19 13:21:42,220 WARN L612 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2021-11-19 13:21:42,252 WARN L612 FunctionHandler]: implicit declaration of function __builtin_va_copy [2021-11-19 13:21:42,333 WARN L1537 CHandler]: Possible shadowing of function index [2021-11-19 13:21:42,334 WARN L1537 CHandler]: Possible shadowing of function index [2021-11-19 13:21:42,364 INFO L207 PostProcessor]: Analyzing one entry point: main [2021-11-19 13:21:42,427 INFO L203 MainTranslator]: Completed pre-run [2021-11-19 13:21:42,456 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_6c2b4160-4568-48c6-8a0c-72769e504125/sv-benchmarks/c/aws-c-common/aws_hash_array_ignore_case_harness.i[4500,4513] [2021-11-19 13:21:42,457 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_6c2b4160-4568-48c6-8a0c-72769e504125/sv-benchmarks/c/aws-c-common/aws_hash_array_ignore_case_harness.i[4560,4573] [2021-11-19 13:21:42,460 WARN L612 FunctionHandler]: implicit declaration of function __builtin_uaddl_overflow [2021-11-19 13:21:42,461 WARN L612 FunctionHandler]: implicit declaration of function __builtin_umull_overflow [2021-11-19 13:21:42,502 WARN L1537 CHandler]: Possible shadowing of function index [2021-11-19 13:21:42,503 WARN L1537 CHandler]: Possible shadowing of function index [2021-11-19 13:21:42,503 WARN L1537 CHandler]: Possible shadowing of function index [2021-11-19 13:21:42,504 WARN L1537 CHandler]: Possible shadowing of function index [2021-11-19 13:21:42,505 WARN L1537 CHandler]: Possible shadowing of function index [2021-11-19 13:21:42,511 WARN L1537 CHandler]: Possible shadowing of function index [2021-11-19 13:21:42,512 WARN L1537 CHandler]: Possible shadowing of function index [2021-11-19 13:21:42,513 WARN L1537 CHandler]: Possible shadowing of function index [2021-11-19 13:21:42,514 WARN L1537 CHandler]: Possible shadowing of function index [2021-11-19 13:21:42,548 WARN L612 FunctionHandler]: implicit declaration of function __atomic_load_n [2021-11-19 13:21:42,549 WARN L612 FunctionHandler]: implicit declaration of function __atomic_store_n [2021-11-19 13:21:42,550 WARN L612 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2021-11-19 13:21:42,551 WARN L612 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2021-11-19 13:21:42,552 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2021-11-19 13:21:42,552 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2021-11-19 13:21:42,553 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2021-11-19 13:21:42,553 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2021-11-19 13:21:42,554 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2021-11-19 13:21:42,554 WARN L612 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2021-11-19 13:21:42,576 WARN L612 FunctionHandler]: implicit declaration of function __builtin_va_copy [2021-11-19 13:21:42,658 WARN L1537 CHandler]: Possible shadowing of function index [2021-11-19 13:21:42,658 WARN L1537 CHandler]: Possible shadowing of function index [2021-11-19 13:21:42,680 INFO L207 PostProcessor]: Analyzing one entry point: main [2021-11-19 13:21:43,059 INFO L208 MainTranslator]: Completed translation [2021-11-19 13:21:43,080 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 01:21:43 WrapperNode [2021-11-19 13:21:43,080 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-19 13:21:43,082 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-19 13:21:43,082 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-19 13:21:43,082 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-19 13:21:43,090 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 01:21:43" (1/1) ... [2021-11-19 13:21:43,236 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 01:21:43" (1/1) ... [2021-11-19 13:21:43,342 INFO L137 Inliner]: procedures = 712, calls = 2602, calls flagged for inlining = 56, calls inlined = 3, statements flattened = 725 [2021-11-19 13:21:43,352 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-19 13:21:43,353 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-19 13:21:43,354 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-19 13:21:43,355 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-19 13:21:43,364 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 01:21:43" (1/1) ... [2021-11-19 13:21:43,364 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 01:21:43" (1/1) ... [2021-11-19 13:21:43,384 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 01:21:43" (1/1) ... [2021-11-19 13:21:43,385 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 01:21:43" (1/1) ... [2021-11-19 13:21:43,465 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 01:21:43" (1/1) ... [2021-11-19 13:21:43,469 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 01:21:43" (1/1) ... [2021-11-19 13:21:43,495 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 01:21:43" (1/1) ... [2021-11-19 13:21:43,508 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-19 13:21:43,509 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-19 13:21:43,509 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-19 13:21:43,509 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-19 13:21:43,510 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 01:21:43" (1/1) ... [2021-11-19 13:21:43,517 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-19 13:21:43,530 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c2b4160-4568-48c6-8a0c-72769e504125/bin/utaipan-UbGMyvGFUs/z3 [2021-11-19 13:21:43,543 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c2b4160-4568-48c6-8a0c-72769e504125/bin/utaipan-UbGMyvGFUs/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-19 13:21:43,572 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c2b4160-4568-48c6-8a0c-72769e504125/bin/utaipan-UbGMyvGFUs/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-19 13:21:43,590 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_bool [2021-11-19 13:21:43,590 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_bool [2021-11-19 13:21:43,590 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-19 13:21:43,591 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2021-11-19 13:21:43,591 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2021-11-19 13:21:43,591 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2021-11-19 13:21:43,591 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-19 13:21:43,591 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-19 13:21:43,592 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-19 13:21:43,592 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-19 13:21:43,592 INFO L130 BoogieDeclarations]: Found specification of procedure aws_hash_array_ignore_case [2021-11-19 13:21:43,592 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_hash_array_ignore_case [2021-11-19 13:21:43,592 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_malloc [2021-11-19 13:21:43,592 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_malloc [2021-11-19 13:21:43,593 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2021-11-19 13:21:43,593 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_malloc [2021-11-19 13:21:43,593 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_malloc [2021-11-19 13:21:43,593 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-11-19 13:21:43,593 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-11-19 13:21:43,594 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-19 13:21:43,594 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-19 13:21:43,817 INFO L236 CfgBuilder]: Building ICFG [2021-11-19 13:21:43,819 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-19 13:21:45,675 INFO L277 CfgBuilder]: Performing block encoding [2021-11-19 13:21:45,681 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-19 13:21:45,681 INFO L301 CfgBuilder]: Removed 1 assume(true) statements. [2021-11-19 13:21:45,683 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 01:21:45 BoogieIcfgContainer [2021-11-19 13:21:45,683 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-19 13:21:45,685 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-19 13:21:45,685 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-19 13:21:45,688 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-19 13:21:45,689 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 01:21:39" (1/3) ... [2021-11-19 13:21:45,690 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@79f481fe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 01:21:45, skipping insertion in model container [2021-11-19 13:21:45,690 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 01:21:43" (2/3) ... [2021-11-19 13:21:45,690 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@79f481fe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 01:21:45, skipping insertion in model container [2021-11-19 13:21:45,690 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 01:21:45" (3/3) ... [2021-11-19 13:21:45,692 INFO L111 eAbstractionObserver]: Analyzing ICFG aws_hash_array_ignore_case_harness.i [2021-11-19 13:21:45,697 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-19 13:21:45,697 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-11-19 13:21:45,746 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-19 13:21:45,752 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 13:21:45,752 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-11-19 13:21:45,769 INFO L276 IsEmpty]: Start isEmpty. Operand has 46 states, 29 states have (on average 1.206896551724138) internal successors, (35), 30 states have internal predecessors, (35), 9 states have call successors, (9), 6 states have call predecessors, (9), 6 states have return successors, (9), 9 states have call predecessors, (9), 9 states have call successors, (9) [2021-11-19 13:21:45,775 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-19 13:21:45,776 INFO L506 BasicCegarLoop]: Found error trace [2021-11-19 13:21:45,776 INFO L514 BasicCegarLoop]: trace histogram [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] [2021-11-19 13:21:45,777 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-19 13:21:45,782 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-19 13:21:45,783 INFO L85 PathProgramCache]: Analyzing trace with hash 516644037, now seen corresponding path program 1 times [2021-11-19 13:21:45,799 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-19 13:21:45,800 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [390448109] [2021-11-19 13:21:45,800 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-19 13:21:45,801 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-19 13:21:45,801 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c2b4160-4568-48c6-8a0c-72769e504125/bin/utaipan-UbGMyvGFUs/mathsat [2021-11-19 13:21:45,804 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c2b4160-4568-48c6-8a0c-72769e504125/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-19 13:21:45,834 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c2b4160-4568-48c6-8a0c-72769e504125/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2021-11-19 13:21:46,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 13:21:46,604 INFO L263 TraceCheckSpWp]: Trace formula consists of 1330 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-19 13:21:46,611 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-19 13:21:46,778 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-19 13:21:46,778 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-19 13:21:46,970 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-19 13:21:46,971 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-19 13:21:46,972 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [390448109] [2021-11-19 13:21:46,972 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [390448109] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-19 13:21:46,973 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-19 13:21:46,973 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 2 [2021-11-19 13:21:46,974 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [922322433] [2021-11-19 13:21:46,975 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-19 13:21:46,979 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-11-19 13:21:46,983 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-19 13:21:47,015 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-11-19 13:21:47,018 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-11-19 13:21:47,020 INFO L87 Difference]: Start difference. First operand has 46 states, 29 states have (on average 1.206896551724138) internal successors, (35), 30 states have internal predecessors, (35), 9 states have call successors, (9), 6 states have call predecessors, (9), 6 states have return successors, (9), 9 states have call predecessors, (9), 9 states have call successors, (9) Second operand has 2 states, 2 states have (on average 10.5) internal successors, (21), 2 states have internal predecessors, (21), 2 states have call successors, (7), 2 states have call predecessors, (7), 2 states have return successors, (6), 2 states have call predecessors, (6), 1 states have call successors, (6) [2021-11-19 13:21:47,055 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-19 13:21:47,055 INFO L93 Difference]: Finished difference Result 89 states and 110 transitions. [2021-11-19 13:21:47,056 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-19 13:21:47,057 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 10.5) internal successors, (21), 2 states have internal predecessors, (21), 2 states have call successors, (7), 2 states have call predecessors, (7), 2 states have return successors, (6), 2 states have call predecessors, (6), 1 states have call successors, (6) Word has length 40 [2021-11-19 13:21:47,058 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-19 13:21:47,066 INFO L225 Difference]: With dead ends: 89 [2021-11-19 13:21:47,066 INFO L226 Difference]: Without dead ends: 40 [2021-11-19 13:21:47,070 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 78 GetRequests, 78 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 13:21:47,077 INFO L933 BasicCegarLoop]: 50 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, 50 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 13:21:47,078 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [0 Valid, 50 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-11-19 13:21:47,095 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 40 states. [2021-11-19 13:21:47,121 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 40 to 40. [2021-11-19 13:21:47,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 40 states, 25 states have (on average 1.08) internal successors, (27), 25 states have internal predecessors, (27), 9 states have call successors, (9), 6 states have call predecessors, (9), 5 states have return successors, (8), 8 states have call predecessors, (8), 8 states have call successors, (8) [2021-11-19 13:21:47,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 40 states and 44 transitions. [2021-11-19 13:21:47,129 INFO L78 Accepts]: Start accepts. Automaton has 40 states and 44 transitions. Word has length 40 [2021-11-19 13:21:47,130 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-19 13:21:47,130 INFO L470 AbstractCegarLoop]: Abstraction has 40 states and 44 transitions. [2021-11-19 13:21:47,131 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 10.5) internal successors, (21), 2 states have internal predecessors, (21), 2 states have call successors, (7), 2 states have call predecessors, (7), 2 states have return successors, (6), 2 states have call predecessors, (6), 1 states have call successors, (6) [2021-11-19 13:21:47,131 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 44 transitions. [2021-11-19 13:21:47,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-19 13:21:47,136 INFO L506 BasicCegarLoop]: Found error trace [2021-11-19 13:21:47,136 INFO L514 BasicCegarLoop]: trace histogram [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] [2021-11-19 13:21:47,170 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c2b4160-4568-48c6-8a0c-72769e504125/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2021-11-19 13:21:47,352 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c2b4160-4568-48c6-8a0c-72769e504125/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 [2021-11-19 13:21:47,352 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-19 13:21:47,353 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-19 13:21:47,353 INFO L85 PathProgramCache]: Analyzing trace with hash 1652673343, now seen corresponding path program 1 times [2021-11-19 13:21:47,356 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-19 13:21:47,357 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [126239820] [2021-11-19 13:21:47,357 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-19 13:21:47,357 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-19 13:21:47,357 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c2b4160-4568-48c6-8a0c-72769e504125/bin/utaipan-UbGMyvGFUs/mathsat [2021-11-19 13:21:47,359 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c2b4160-4568-48c6-8a0c-72769e504125/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-19 13:21:47,394 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c2b4160-4568-48c6-8a0c-72769e504125/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2021-11-19 13:21:48,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 13:21:48,055 INFO L263 TraceCheckSpWp]: Trace formula consists of 1331 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-19 13:21:48,059 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-19 13:21:48,528 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 3 proven. 3 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-19 13:21:48,528 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-19 13:21:48,979 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 3 proven. 3 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-19 13:21:48,979 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-19 13:21:48,979 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [126239820] [2021-11-19 13:21:48,979 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [126239820] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-19 13:21:48,980 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [752929596] [2021-11-19 13:21:48,980 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-19 13:21:48,980 INFO L168 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2021-11-19 13:21:48,980 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c2b4160-4568-48c6-8a0c-72769e504125/bin/utaipan-UbGMyvGFUs/cvc4 [2021-11-19 13:21:48,985 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c2b4160-4568-48c6-8a0c-72769e504125/bin/utaipan-UbGMyvGFUs/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2021-11-19 13:21:48,987 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c2b4160-4568-48c6-8a0c-72769e504125/bin/utaipan-UbGMyvGFUs/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2021-11-19 13:21:49,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 13:21:49,624 INFO L263 TraceCheckSpWp]: Trace formula consists of 1331 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-19 13:21:49,628 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-19 13:21:49,807 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 3 proven. 3 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-19 13:21:49,807 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-19 13:21:50,022 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 3 proven. 3 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-19 13:21:50,022 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [752929596] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-19 13:21:50,022 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [914894398] [2021-11-19 13:21:50,022 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-19 13:21:50,023 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-19 13:21:50,023 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c2b4160-4568-48c6-8a0c-72769e504125/bin/utaipan-UbGMyvGFUs/z3 [2021-11-19 13:21:50,025 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c2b4160-4568-48c6-8a0c-72769e504125/bin/utaipan-UbGMyvGFUs/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-19 13:21:50,043 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c2b4160-4568-48c6-8a0c-72769e504125/bin/utaipan-UbGMyvGFUs/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2021-11-19 13:21:50,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 13:21:50,987 INFO L263 TraceCheckSpWp]: Trace formula consists of 1331 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-19 13:21:50,991 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-19 13:21:51,208 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 3 proven. 3 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-19 13:21:51,208 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-19 13:21:51,476 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 3 proven. 3 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-19 13:21:51,476 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [914894398] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-19 13:21:51,476 INFO L186 FreeRefinementEngine]: Found 0 perfect and 6 imperfect interpolant sequences. [2021-11-19 13:21:51,476 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 7, 7, 7, 7, 7] total 15 [2021-11-19 13:21:51,477 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1549523651] [2021-11-19 13:21:51,477 INFO L85 oduleStraightlineAll]: Using 6 imperfect interpolants to construct interpolant automaton [2021-11-19 13:21:51,479 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2021-11-19 13:21:51,479 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-19 13:21:51,479 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2021-11-19 13:21:51,480 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=177, Unknown=0, NotChecked=0, Total=210 [2021-11-19 13:21:51,480 INFO L87 Difference]: Start difference. First operand 40 states and 44 transitions. Second operand has 15 states, 14 states have (on average 2.357142857142857) internal successors, (33), 12 states have internal predecessors, (33), 4 states have call successors, (11), 3 states have call predecessors, (11), 3 states have return successors, (9), 4 states have call predecessors, (9), 4 states have call successors, (9) [2021-11-19 13:21:51,770 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-19 13:21:51,770 INFO L93 Difference]: Finished difference Result 48 states and 54 transitions. [2021-11-19 13:21:51,771 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-11-19 13:21:51,772 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 2.357142857142857) internal successors, (33), 12 states have internal predecessors, (33), 4 states have call successors, (11), 3 states have call predecessors, (11), 3 states have return successors, (9), 4 states have call predecessors, (9), 4 states have call successors, (9) Word has length 40 [2021-11-19 13:21:51,772 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-19 13:21:51,773 INFO L225 Difference]: With dead ends: 48 [2021-11-19 13:21:51,773 INFO L226 Difference]: Without dead ends: 0 [2021-11-19 13:21:51,774 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 236 GetRequests, 221 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=44, Invalid=228, Unknown=0, NotChecked=0, Total=272 [2021-11-19 13:21:51,775 INFO L933 BasicCegarLoop]: 35 mSDtfsCounter, 4 mSDsluCounter, 422 mSDsCounter, 0 mSdLazyCounter, 135 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5 SdHoareTripleChecker+Valid, 457 SdHoareTripleChecker+Invalid, 136 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 135 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2021-11-19 13:21:51,775 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [5 Valid, 457 Invalid, 136 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 135 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2021-11-19 13:21:51,776 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-11-19 13:21:51,776 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-11-19 13:21:51,776 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-19 13:21:51,776 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-11-19 13:21:51,776 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 40 [2021-11-19 13:21:51,776 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-19 13:21:51,777 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-11-19 13:21:51,777 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 2.357142857142857) internal successors, (33), 12 states have internal predecessors, (33), 4 states have call successors, (11), 3 states have call predecessors, (11), 3 states have return successors, (9), 4 states have call predecessors, (9), 4 states have call successors, (9) [2021-11-19 13:21:51,777 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-11-19 13:21:51,777 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-11-19 13:21:51,779 INFO L764 garLoopResultBuilder]: Registering result SAFE for location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2021-11-19 13:21:51,795 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c2b4160-4568-48c6-8a0c-72769e504125/bin/utaipan-UbGMyvGFUs/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2021-11-19 13:21:52,034 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c2b4160-4568-48c6-8a0c-72769e504125/bin/utaipan-UbGMyvGFUs/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2021-11-19 13:21:52,209 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c2b4160-4568-48c6-8a0c-72769e504125/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 (3)] Ended with exit code 0 [2021-11-19 13:21:52,387 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c2b4160-4568-48c6-8a0c-72769e504125/bin/utaipan-UbGMyvGFUs/cvc4 --incremental --print-success --lang smt,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c2b4160-4568-48c6-8a0c-72769e504125/bin/utaipan-UbGMyvGFUs/z3 -smt2 -in SMTLIB2_COMPLIANT=true,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c2b4160-4568-48c6-8a0c-72769e504125/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 [2021-11-19 13:21:52,390 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-11-19 13:21:52,452 INFO L861 garLoopResultBuilder]: At program point can_fail_mallocENTRY(lines 6899 6903) the Hoare annotation is: true [2021-11-19 13:21:52,452 INFO L858 garLoopResultBuilder]: For program point L6900-3(lines 6900 6902) no Hoare annotation was computed. [2021-11-19 13:21:52,452 INFO L861 garLoopResultBuilder]: At program point L6902(line 6902) the Hoare annotation is: true [2021-11-19 13:21:52,452 INFO L858 garLoopResultBuilder]: For program point can_fail_mallocFINAL(lines 6899 6903) no Hoare annotation was computed. [2021-11-19 13:21:52,452 INFO L858 garLoopResultBuilder]: For program point L6900-1(lines 6900 6902) no Hoare annotation was computed. [2021-11-19 13:21:52,453 INFO L858 garLoopResultBuilder]: For program point can_fail_mallocEXIT(lines 6899 6903) no Hoare annotation was computed. [2021-11-19 13:21:52,453 INFO L861 garLoopResultBuilder]: At program point L6900(line 6900) the Hoare annotation is: true [2021-11-19 13:21:52,453 INFO L858 garLoopResultBuilder]: For program point L6902-1(line 6902) no Hoare annotation was computed. [2021-11-19 13:21:52,453 INFO L861 garLoopResultBuilder]: At program point bounded_mallocENTRY(lines 6882 6887) the Hoare annotation is: true [2021-11-19 13:21:52,453 INFO L858 garLoopResultBuilder]: For program point bounded_mallocFINAL(lines 6882 6887) no Hoare annotation was computed. [2021-11-19 13:21:52,453 INFO L858 garLoopResultBuilder]: For program point bounded_mallocEXIT(lines 6882 6887) no Hoare annotation was computed. [2021-11-19 13:21:52,454 INFO L858 garLoopResultBuilder]: For program point L6883-1(lines 6883 6885) no Hoare annotation was computed. [2021-11-19 13:21:52,454 INFO L861 garLoopResultBuilder]: At program point L6883(lines 6883 6885) the Hoare annotation is: true [2021-11-19 13:21:52,454 INFO L858 garLoopResultBuilder]: For program point nondet_boolFINAL(line 261) no Hoare annotation was computed. [2021-11-19 13:21:52,454 INFO L858 garLoopResultBuilder]: For program point nondet_boolEXIT(line 261) no Hoare annotation was computed. [2021-11-19 13:21:52,454 INFO L861 garLoopResultBuilder]: At program point nondet_boolENTRY(line 261) the Hoare annotation is: true [2021-11-19 13:21:52,454 INFO L858 garLoopResultBuilder]: For program point L211-2(lines 210 212) no Hoare annotation was computed. [2021-11-19 13:21:52,455 INFO L861 garLoopResultBuilder]: At program point assume_abort_if_notENTRY(lines 210 212) the Hoare annotation is: true [2021-11-19 13:21:52,455 INFO L858 garLoopResultBuilder]: For program point L211(line 211) no Hoare annotation was computed. [2021-11-19 13:21:52,455 INFO L858 garLoopResultBuilder]: For program point assume_abort_if_notEXIT(lines 210 212) no Hoare annotation was computed. [2021-11-19 13:21:52,455 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-11-19 13:21:52,456 INFO L858 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-11-19 13:21:52,456 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-11-19 13:21:52,457 INFO L861 garLoopResultBuilder]: At program point L8962-1(line 8962) the Hoare annotation is: true [2021-11-19 13:21:52,457 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-11-19 13:21:52,457 INFO L861 garLoopResultBuilder]: At program point L8972(line 8972) the Hoare annotation is: true [2021-11-19 13:21:52,457 INFO L854 garLoopResultBuilder]: At program point L8970(line 8970) the Hoare annotation is: (or (not (= (_ bv0 64) |ULTIMATE.start_aws_hash_array_ignore_case_harness_~array~0#1.base|)) (not (= (_ bv0 64) |ULTIMATE.start_aws_hash_array_ignore_case_harness_~array~0#1.offset|)) (= (_ bv0 64) |ULTIMATE.start_aws_hash_array_ignore_case_harness_~length~2#1|)) [2021-11-19 13:21:52,457 INFO L861 garLoopResultBuilder]: At program point L8964(line 8964) the Hoare annotation is: true [2021-11-19 13:21:52,458 INFO L858 garLoopResultBuilder]: For program point L8963(line 8963) no Hoare annotation was computed. [2021-11-19 13:21:52,458 INFO L854 garLoopResultBuilder]: At program point L8964-1(line 8964) the Hoare annotation is: (or (not (= (_ bv0 64) |ULTIMATE.start_aws_hash_array_ignore_case_harness_~array~0#1.base|)) (not (= (_ bv0 64) |ULTIMATE.start_aws_hash_array_ignore_case_harness_~array~0#1.offset|)) (= (_ bv0 64) |ULTIMATE.start_aws_hash_array_ignore_case_harness_~length~2#1|)) [2021-11-19 13:21:52,458 INFO L861 garLoopResultBuilder]: At program point L8962(line 8962) the Hoare annotation is: true [2021-11-19 13:21:52,458 INFO L858 garLoopResultBuilder]: For program point L8970-1(lines 8959 8971) no Hoare annotation was computed. [2021-11-19 13:21:52,458 INFO L858 garLoopResultBuilder]: For program point L8967(line 8967) no Hoare annotation was computed. [2021-11-19 13:21:52,458 INFO L858 garLoopResultBuilder]: For program point L223(line 223) no Hoare annotation was computed. [2021-11-19 13:21:52,459 INFO L861 garLoopResultBuilder]: At program point __VERIFIER_assertENTRY(lines 222 224) the Hoare annotation is: true [2021-11-19 13:21:52,459 INFO L858 garLoopResultBuilder]: For program point L223-1(line 223) no Hoare annotation was computed. [2021-11-19 13:21:52,459 INFO L858 garLoopResultBuilder]: For program point L223-3(lines 222 224) no Hoare annotation was computed. [2021-11-19 13:21:52,459 INFO L858 garLoopResultBuilder]: For program point __VERIFIER_assertEXIT(lines 222 224) no Hoare annotation was computed. [2021-11-19 13:21:52,459 INFO L858 garLoopResultBuilder]: For program point __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION(line 223) no Hoare annotation was computed. [2021-11-19 13:21:52,459 INFO L858 garLoopResultBuilder]: For program point aws_hash_array_ignore_caseFINAL(lines 7794 7814) no Hoare annotation was computed. [2021-11-19 13:21:52,460 INFO L861 garLoopResultBuilder]: At program point L7804-2(lines 7804 7812) the Hoare annotation is: true [2021-11-19 13:21:52,460 INFO L858 garLoopResultBuilder]: For program point aws_hash_array_ignore_caseEXIT(lines 7794 7814) no Hoare annotation was computed. [2021-11-19 13:21:52,460 INFO L861 garLoopResultBuilder]: At program point aws_hash_array_ignore_caseENTRY(lines 7794 7814) the Hoare annotation is: true [2021-11-19 13:21:52,460 INFO L858 garLoopResultBuilder]: For program point L7804-3(lines 7804 7812) no Hoare annotation was computed. [2021-11-19 13:21:52,460 INFO L858 garLoopResultBuilder]: For program point L7795-1(line 7795) no Hoare annotation was computed. [2021-11-19 13:21:52,460 INFO L861 garLoopResultBuilder]: At program point L7795(line 7795) the Hoare annotation is: true [2021-11-19 13:21:52,463 INFO L732 BasicCegarLoop]: Path program histogram: [1, 1] [2021-11-19 13:21:52,465 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-11-19 13:21:52,472 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 19.11 01:21:52 BoogieIcfgContainer [2021-11-19 13:21:52,472 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-11-19 13:21:52,473 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-11-19 13:21:52,473 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-11-19 13:21:52,473 INFO L275 PluginConnector]: Witness Printer initialized [2021-11-19 13:21:52,474 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 01:21:45" (3/4) ... [2021-11-19 13:21:52,477 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-11-19 13:21:52,484 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure can_fail_malloc [2021-11-19 13:21:52,484 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure bounded_malloc [2021-11-19 13:21:52,484 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure nondet_bool [2021-11-19 13:21:52,484 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure assume_abort_if_not [2021-11-19 13:21:52,485 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __VERIFIER_assert [2021-11-19 13:21:52,485 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure aws_hash_array_ignore_case [2021-11-19 13:21:52,500 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 117 nodes and edges [2021-11-19 13:21:52,502 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 55 nodes and edges [2021-11-19 13:21:52,503 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 26 nodes and edges [2021-11-19 13:21:52,505 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 13 nodes and edges [2021-11-19 13:21:52,506 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2021-11-19 13:21:52,508 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2021-11-19 13:21:52,509 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-11-19 13:21:52,511 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-11-19 13:21:53,621 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c2b4160-4568-48c6-8a0c-72769e504125/bin/utaipan-UbGMyvGFUs/witness.graphml [2021-11-19 13:21:53,621 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-11-19 13:21:53,622 INFO L158 Benchmark]: Toolchain (without parser) took 14593.01ms. Allocated memory was 62.9MB in the beginning and 224.4MB in the end (delta: 161.5MB). Free memory was 33.9MB in the beginning and 101.0MB in the end (delta: -67.0MB). Peak memory consumption was 170.1MB. Max. memory is 16.1GB. [2021-11-19 13:21:53,622 INFO L158 Benchmark]: CDTParser took 0.35ms. Allocated memory is still 62.9MB. Free memory is still 43.6MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-19 13:21:53,623 INFO L158 Benchmark]: CACSL2BoogieTranslator took 4049.88ms. Allocated memory was 62.9MB in the beginning and 163.6MB in the end (delta: 100.7MB). Free memory was 33.7MB in the beginning and 97.8MB in the end (delta: -64.1MB). Peak memory consumption was 59.0MB. Max. memory is 16.1GB. [2021-11-19 13:21:53,623 INFO L158 Benchmark]: Boogie Procedure Inliner took 270.86ms. Allocated memory is still 163.6MB. Free memory was 97.8MB in the beginning and 86.5MB in the end (delta: 11.3MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-19 13:21:53,624 INFO L158 Benchmark]: Boogie Preprocessor took 154.99ms. Allocated memory is still 163.6MB. Free memory was 86.5MB in the beginning and 79.7MB in the end (delta: 6.8MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2021-11-19 13:21:53,624 INFO L158 Benchmark]: RCFGBuilder took 2174.57ms. Allocated memory is still 163.6MB. Free memory was 79.7MB in the beginning and 87.4MB in the end (delta: -7.7MB). Peak memory consumption was 42.6MB. Max. memory is 16.1GB. [2021-11-19 13:21:53,624 INFO L158 Benchmark]: TraceAbstraction took 6787.18ms. Allocated memory was 163.6MB in the beginning and 224.4MB in the end (delta: 60.8MB). Free memory was 86.3MB in the beginning and 109.6MB in the end (delta: -23.3MB). Peak memory consumption was 37.5MB. Max. memory is 16.1GB. [2021-11-19 13:21:53,625 INFO L158 Benchmark]: Witness Printer took 1148.48ms. Allocated memory is still 224.4MB. Free memory was 108.6MB in the beginning and 101.0MB in the end (delta: 7.6MB). Peak memory consumption was 82.2MB. Max. memory is 16.1GB. [2021-11-19 13:21:53,627 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35ms. Allocated memory is still 62.9MB. Free memory is still 43.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 4049.88ms. Allocated memory was 62.9MB in the beginning and 163.6MB in the end (delta: 100.7MB). Free memory was 33.7MB in the beginning and 97.8MB in the end (delta: -64.1MB). Peak memory consumption was 59.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 270.86ms. Allocated memory is still 163.6MB. Free memory was 97.8MB in the beginning and 86.5MB in the end (delta: 11.3MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Preprocessor took 154.99ms. Allocated memory is still 163.6MB. Free memory was 86.5MB in the beginning and 79.7MB in the end (delta: 6.8MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * RCFGBuilder took 2174.57ms. Allocated memory is still 163.6MB. Free memory was 79.7MB in the beginning and 87.4MB in the end (delta: -7.7MB). Peak memory consumption was 42.6MB. Max. memory is 16.1GB. * TraceAbstraction took 6787.18ms. Allocated memory was 163.6MB in the beginning and 224.4MB in the end (delta: 60.8MB). Free memory was 86.3MB in the beginning and 109.6MB in the end (delta: -23.3MB). Peak memory consumption was 37.5MB. Max. memory is 16.1GB. * Witness Printer took 1148.48ms. Allocated memory is still 224.4MB. Free memory was 108.6MB in the beginning and 101.0MB in the end (delta: 7.6MB). Peak memory consumption was 82.2MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 223]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 7 procedures, 46 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 6.7s, OverallIterations: 2, TraceHistogramMax: 3, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.1s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 5 SdHoareTripleChecker+Valid, 0.2s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 4 mSDsluCounter, 507 SdHoareTripleChecker+Invalid, 0.2s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 422 mSDsCounter, 1 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 135 IncrementalHoareTripleChecker+Invalid, 136 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 1 mSolverCounterUnsat, 85 mSDtfsCounter, 135 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 314 GetRequests, 299 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 0.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=46occurred in iteration=0, InterpolantAutomatonStates: 14, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 2 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 17 LocationsWithAnnotation, 38 PreInvPairs, 48 NumberOfFragments, 39 HoareAnnotationTreeSize, 38 FomulaSimplifications, 20 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 17 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 2.4s SatisfiabilityAnalysisTime, 2.4s InterpolantComputationTime, 160 NumberOfCodeBlocks, 160 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 312 ConstructedInterpolants, 0 QuantifiedInterpolants, 627 SizeOfPredicates, 6 NumberOfNonLiveVariables, 5323 ConjunctsInSsa, 27 ConjunctsInUnsatCore, 8 InterpolantComputations, 2 PerfectInterpolantSequences, 78/96 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 8972]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 7804]: Loop Invariant Derived loop invariant: 1 RESULT: Ultimate proved your program to be correct! [2021-11-19 13:21:53,676 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c2b4160-4568-48c6-8a0c-72769e504125/bin/utaipan-UbGMyvGFUs/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE