./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 63182f13 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d30a5d6-8ece-48dd-b7c6-7b8232ac85e1/bin/utaipan-vmNK8stdcF/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d30a5d6-8ece-48dd-b7c6-7b8232ac85e1/bin/utaipan-vmNK8stdcF/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d30a5d6-8ece-48dd-b7c6-7b8232ac85e1/bin/utaipan-vmNK8stdcF/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d30a5d6-8ece-48dd-b7c6-7b8232ac85e1/bin/utaipan-vmNK8stdcF/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_0d30a5d6-8ece-48dd-b7c6-7b8232ac85e1/bin/utaipan-vmNK8stdcF/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d30a5d6-8ece-48dd-b7c6-7b8232ac85e1/bin/utaipan-vmNK8stdcF --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-63182f1 [2021-11-12 22:40:46,076 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-12 22:40:46,078 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-12 22:40:46,117 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-12 22:40:46,118 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-12 22:40:46,120 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-12 22:40:46,122 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-12 22:40:46,125 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-12 22:40:46,131 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-12 22:40:46,132 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-12 22:40:46,134 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-12 22:40:46,136 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-12 22:40:46,136 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-12 22:40:46,138 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-12 22:40:46,140 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-12 22:40:46,142 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-12 22:40:46,144 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-12 22:40:46,145 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-12 22:40:46,148 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-12 22:40:46,151 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-12 22:40:46,154 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-12 22:40:46,156 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-12 22:40:46,158 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-12 22:40:46,159 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-12 22:40:46,164 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-12 22:40:46,164 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-12 22:40:46,165 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-12 22:40:46,166 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-12 22:40:46,167 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-12 22:40:46,169 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-12 22:40:46,169 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-12 22:40:46,171 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-12 22:40:46,172 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-12 22:40:46,173 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-12 22:40:46,175 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-12 22:40:46,176 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-12 22:40:46,177 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-12 22:40:46,177 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-12 22:40:46,178 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-12 22:40:46,179 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-12 22:40:46,180 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-12 22:40:46,181 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d30a5d6-8ece-48dd-b7c6-7b8232ac85e1/bin/utaipan-vmNK8stdcF/config/svcomp-Reach-64bit-Taipan_Default.epf [2021-11-12 22:40:46,240 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-12 22:40:46,240 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-12 22:40:46,242 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-12 22:40:46,243 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-12 22:40:46,243 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-12 22:40:46,243 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-12 22:40:46,244 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-12 22:40:46,244 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-12 22:40:46,244 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-12 22:40:46,245 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-12 22:40:46,253 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-12 22:40:46,254 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-12 22:40:46,254 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-12 22:40:46,255 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-12 22:40:46,255 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-12 22:40:46,255 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-11-12 22:40:46,256 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-12 22:40:46,257 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-12 22:40:46,257 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-12 22:40:46,257 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-12 22:40:46,258 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-12 22:40:46,258 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-12 22:40:46,258 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-12 22:40:46,259 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-12 22:40:46,259 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-12 22:40:46,259 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-12 22:40:46,260 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-12 22:40:46,260 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-12 22:40:46,260 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-12 22:40:46,262 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-12 22:40:46,263 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-12 22:40:46,263 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-12 22:40:46,263 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-12 22:40:46,264 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-12 22:40:46,264 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-12 22:40:46,264 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-12 22:40:46,264 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-12 22:40:46,265 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_0d30a5d6-8ece-48dd-b7c6-7b8232ac85e1/bin/utaipan-vmNK8stdcF/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d30a5d6-8ece-48dd-b7c6-7b8232ac85e1/bin/utaipan-vmNK8stdcF Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a5cc7d054134727d17d186899e752bcb9b04f811a63c25a6e1e851147ab3514d [2021-11-12 22:40:46,568 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-12 22:40:46,603 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-12 22:40:46,606 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-12 22:40:46,608 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-12 22:40:46,609 INFO L275 PluginConnector]: CDTParser initialized [2021-11-12 22:40:46,611 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d30a5d6-8ece-48dd-b7c6-7b8232ac85e1/bin/utaipan-vmNK8stdcF/../../sv-benchmarks/c/aws-c-common/aws_hash_array_ignore_case_harness.i [2021-11-12 22:40:46,754 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d30a5d6-8ece-48dd-b7c6-7b8232ac85e1/bin/utaipan-vmNK8stdcF/data/aa66ac961/0c09d0f1de5d4650b1a6bce2945b2666/FLAG765029666 [2021-11-12 22:40:47,814 INFO L306 CDTParser]: Found 1 translation units. [2021-11-12 22:40:47,815 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d30a5d6-8ece-48dd-b7c6-7b8232ac85e1/sv-benchmarks/c/aws-c-common/aws_hash_array_ignore_case_harness.i [2021-11-12 22:40:47,873 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d30a5d6-8ece-48dd-b7c6-7b8232ac85e1/bin/utaipan-vmNK8stdcF/data/aa66ac961/0c09d0f1de5d4650b1a6bce2945b2666/FLAG765029666 [2021-11-12 22:40:48,141 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d30a5d6-8ece-48dd-b7c6-7b8232ac85e1/bin/utaipan-vmNK8stdcF/data/aa66ac961/0c09d0f1de5d4650b1a6bce2945b2666 [2021-11-12 22:40:48,143 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-12 22:40:48,145 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-12 22:40:48,147 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-12 22:40:48,147 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-12 22:40:48,150 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-12 22:40:48,151 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 10:40:48" (1/1) ... [2021-11-12 22:40:48,153 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5cb59d66 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 10:40:48, skipping insertion in model container [2021-11-12 22:40:48,153 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 10:40:48" (1/1) ... [2021-11-12 22:40:48,161 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-12 22:40:48,289 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-12 22:40:48,589 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d30a5d6-8ece-48dd-b7c6-7b8232ac85e1/sv-benchmarks/c/aws-c-common/aws_hash_array_ignore_case_harness.i[4500,4513] [2021-11-12 22:40:48,597 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d30a5d6-8ece-48dd-b7c6-7b8232ac85e1/sv-benchmarks/c/aws-c-common/aws_hash_array_ignore_case_harness.i[4560,4573] [2021-11-12 22:40:48,627 WARN L612 FunctionHandler]: implicit declaration of function __builtin_uaddl_overflow [2021-11-12 22:40:48,638 WARN L612 FunctionHandler]: implicit declaration of function __builtin_umull_overflow [2021-11-12 22:40:49,534 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 22:40:49,535 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 22:40:49,536 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 22:40:49,537 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 22:40:49,538 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 22:40:49,554 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 22:40:49,554 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 22:40:49,557 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 22:40:49,558 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 22:40:50,009 WARN L612 FunctionHandler]: implicit declaration of function __atomic_load_n [2021-11-12 22:40:50,010 WARN L612 FunctionHandler]: implicit declaration of function __atomic_store_n [2021-11-12 22:40:50,012 WARN L612 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2021-11-12 22:40:50,016 WARN L612 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2021-11-12 22:40:50,021 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2021-11-12 22:40:50,026 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2021-11-12 22:40:50,028 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2021-11-12 22:40:50,030 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2021-11-12 22:40:50,031 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2021-11-12 22:40:50,035 WARN L612 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2021-11-12 22:40:50,282 WARN L612 FunctionHandler]: implicit declaration of function __builtin_va_copy [2021-11-12 22:40:50,521 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 22:40:50,521 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 22:40:50,630 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-12 22:40:50,706 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) [2021-11-12 22:40:50,708 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@6663450c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 10:40:50, skipping insertion in model container [2021-11-12 22:40:50,709 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-12 22:40:50,709 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-12 22:40:50,712 INFO L158 Benchmark]: Toolchain (without parser) took 2565.22ms. Allocated memory was 98.6MB in the beginning and 130.0MB in the end (delta: 31.5MB). Free memory was 56.1MB in the beginning and 82.9MB in the end (delta: -26.8MB). Peak memory consumption was 26.1MB. Max. memory is 16.1GB. [2021-11-12 22:40:50,713 INFO L158 Benchmark]: CDTParser took 0.37ms. Allocated memory is still 98.6MB. Free memory was 54.1MB in the beginning and 54.0MB in the end (delta: 76.9kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-12 22:40:50,715 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2562.31ms. Allocated memory was 98.6MB in the beginning and 130.0MB in the end (delta: 31.5MB). Free memory was 55.8MB in the beginning and 82.9MB in the end (delta: -27.0MB). Peak memory consumption was 26.1MB. Max. memory is 16.1GB. [2021-11-12 22:40:50,717 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.37ms. Allocated memory is still 98.6MB. Free memory was 54.1MB in the beginning and 54.0MB in the end (delta: 76.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2562.31ms. Allocated memory was 98.6MB in the beginning and 130.0MB in the end (delta: 31.5MB). Free memory was 55.8MB in the beginning and 82.9MB in the end (delta: -27.0MB). Peak memory consumption was 26.1MB. 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_0d30a5d6-8ece-48dd-b7c6-7b8232ac85e1/bin/utaipan-vmNK8stdcF/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d30a5d6-8ece-48dd-b7c6-7b8232ac85e1/bin/utaipan-vmNK8stdcF/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d30a5d6-8ece-48dd-b7c6-7b8232ac85e1/bin/utaipan-vmNK8stdcF/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d30a5d6-8ece-48dd-b7c6-7b8232ac85e1/bin/utaipan-vmNK8stdcF/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_0d30a5d6-8ece-48dd-b7c6-7b8232ac85e1/bin/utaipan-vmNK8stdcF/config/svcomp-Reach-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d30a5d6-8ece-48dd-b7c6-7b8232ac85e1/bin/utaipan-vmNK8stdcF --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-63182f1 [2021-11-12 22:40:53,086 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-12 22:40:53,089 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-12 22:40:53,127 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-12 22:40:53,128 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-12 22:40:53,130 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-12 22:40:53,133 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-12 22:40:53,136 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-12 22:40:53,140 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-12 22:40:53,147 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-12 22:40:53,149 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-12 22:40:53,155 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-12 22:40:53,156 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-12 22:40:53,157 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-12 22:40:53,159 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-12 22:40:53,161 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-12 22:40:53,162 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-12 22:40:53,163 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-12 22:40:53,166 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-12 22:40:53,169 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-12 22:40:53,179 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-12 22:40:53,181 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-12 22:40:53,185 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-12 22:40:53,187 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-12 22:40:53,200 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-12 22:40:53,200 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-12 22:40:53,201 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-12 22:40:53,208 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-12 22:40:53,209 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-12 22:40:53,210 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-12 22:40:53,211 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-12 22:40:53,212 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-12 22:40:53,212 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-12 22:40:53,213 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-12 22:40:53,215 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-12 22:40:53,215 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-12 22:40:53,216 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-12 22:40:53,216 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-12 22:40:53,225 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-12 22:40:53,226 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-12 22:40:53,228 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-12 22:40:53,229 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d30a5d6-8ece-48dd-b7c6-7b8232ac85e1/bin/utaipan-vmNK8stdcF/config/svcomp-Reach-64bit-Taipan_Bitvector.epf [2021-11-12 22:40:53,282 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-12 22:40:53,282 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-12 22:40:53,284 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-12 22:40:53,284 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-12 22:40:53,285 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-12 22:40:53,285 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-12 22:40:53,285 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-12 22:40:53,285 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-12 22:40:53,286 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-12 22:40:53,286 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-12 22:40:53,289 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-12 22:40:53,289 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-12 22:40:53,290 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-12 22:40:53,290 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-12 22:40:53,290 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-12 22:40:53,290 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-12 22:40:53,291 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-12 22:40:53,291 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-12 22:40:53,291 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-12 22:40:53,291 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-12 22:40:53,292 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-12 22:40:53,292 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-12 22:40:53,292 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-12 22:40:53,293 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-12 22:40:53,293 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-12 22:40:53,293 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-12 22:40:53,293 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-12 22:40:53,294 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-12 22:40:53,294 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-12 22:40:53,294 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-12 22:40:53,295 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-12 22:40:53,295 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-12 22:40:53,295 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-12 22:40:53,295 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_0d30a5d6-8ece-48dd-b7c6-7b8232ac85e1/bin/utaipan-vmNK8stdcF/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d30a5d6-8ece-48dd-b7c6-7b8232ac85e1/bin/utaipan-vmNK8stdcF Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a5cc7d054134727d17d186899e752bcb9b04f811a63c25a6e1e851147ab3514d [2021-11-12 22:40:53,737 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-12 22:40:53,764 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-12 22:40:53,768 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-12 22:40:53,771 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-12 22:40:53,772 INFO L275 PluginConnector]: CDTParser initialized [2021-11-12 22:40:53,775 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d30a5d6-8ece-48dd-b7c6-7b8232ac85e1/bin/utaipan-vmNK8stdcF/../../sv-benchmarks/c/aws-c-common/aws_hash_array_ignore_case_harness.i [2021-11-12 22:40:53,872 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d30a5d6-8ece-48dd-b7c6-7b8232ac85e1/bin/utaipan-vmNK8stdcF/data/4175c2c9d/eaa797e35b044f97941f443eeedd434a/FLAG40e0a5025 [2021-11-12 22:40:55,023 INFO L306 CDTParser]: Found 1 translation units. [2021-11-12 22:40:55,024 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d30a5d6-8ece-48dd-b7c6-7b8232ac85e1/sv-benchmarks/c/aws-c-common/aws_hash_array_ignore_case_harness.i [2021-11-12 22:40:55,073 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d30a5d6-8ece-48dd-b7c6-7b8232ac85e1/bin/utaipan-vmNK8stdcF/data/4175c2c9d/eaa797e35b044f97941f443eeedd434a/FLAG40e0a5025 [2021-11-12 22:40:55,332 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d30a5d6-8ece-48dd-b7c6-7b8232ac85e1/bin/utaipan-vmNK8stdcF/data/4175c2c9d/eaa797e35b044f97941f443eeedd434a [2021-11-12 22:40:55,337 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-12 22:40:55,340 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-12 22:40:55,346 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-12 22:40:55,346 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-12 22:40:55,350 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-12 22:40:55,351 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 10:40:55" (1/1) ... [2021-11-12 22:40:55,353 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@77908e83 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 10:40:55, skipping insertion in model container [2021-11-12 22:40:55,353 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 10:40:55" (1/1) ... [2021-11-12 22:40:55,362 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-12 22:40:55,596 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-12 22:40:56,083 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d30a5d6-8ece-48dd-b7c6-7b8232ac85e1/sv-benchmarks/c/aws-c-common/aws_hash_array_ignore_case_harness.i[4500,4513] [2021-11-12 22:40:56,091 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d30a5d6-8ece-48dd-b7c6-7b8232ac85e1/sv-benchmarks/c/aws-c-common/aws_hash_array_ignore_case_harness.i[4560,4573] [2021-11-12 22:40:56,127 WARN L612 FunctionHandler]: implicit declaration of function __builtin_uaddl_overflow [2021-11-12 22:40:56,136 WARN L612 FunctionHandler]: implicit declaration of function __builtin_umull_overflow [2021-11-12 22:40:57,612 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 22:40:57,613 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 22:40:57,616 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 22:40:57,617 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 22:40:57,619 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 22:40:57,646 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 22:40:57,649 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 22:40:57,654 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 22:40:57,655 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 22:40:58,273 WARN L612 FunctionHandler]: implicit declaration of function __atomic_load_n [2021-11-12 22:40:58,275 WARN L612 FunctionHandler]: implicit declaration of function __atomic_store_n [2021-11-12 22:40:58,276 WARN L612 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2021-11-12 22:40:58,278 WARN L612 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2021-11-12 22:40:58,280 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2021-11-12 22:40:58,281 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2021-11-12 22:40:58,282 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2021-11-12 22:40:58,283 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2021-11-12 22:40:58,284 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2021-11-12 22:40:58,285 WARN L612 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2021-11-12 22:40:58,498 WARN L612 FunctionHandler]: implicit declaration of function __builtin_va_copy [2021-11-12 22:40:58,653 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 22:40:58,659 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 22:40:58,804 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-12 22:40:58,894 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-11-12 22:40:58,960 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-12 22:40:58,966 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d30a5d6-8ece-48dd-b7c6-7b8232ac85e1/sv-benchmarks/c/aws-c-common/aws_hash_array_ignore_case_harness.i[4500,4513] [2021-11-12 22:40:58,967 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d30a5d6-8ece-48dd-b7c6-7b8232ac85e1/sv-benchmarks/c/aws-c-common/aws_hash_array_ignore_case_harness.i[4560,4573] [2021-11-12 22:40:58,968 WARN L612 FunctionHandler]: implicit declaration of function __builtin_uaddl_overflow [2021-11-12 22:40:58,971 WARN L612 FunctionHandler]: implicit declaration of function __builtin_umull_overflow [2021-11-12 22:40:59,045 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 22:40:59,045 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 22:40:59,046 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 22:40:59,047 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 22:40:59,048 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 22:40:59,066 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 22:40:59,073 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 22:40:59,075 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 22:40:59,076 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 22:40:59,136 WARN L612 FunctionHandler]: implicit declaration of function __atomic_load_n [2021-11-12 22:40:59,137 WARN L612 FunctionHandler]: implicit declaration of function __atomic_store_n [2021-11-12 22:40:59,138 WARN L612 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2021-11-12 22:40:59,139 WARN L612 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2021-11-12 22:40:59,144 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2021-11-12 22:40:59,145 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2021-11-12 22:40:59,145 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2021-11-12 22:40:59,146 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2021-11-12 22:40:59,146 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2021-11-12 22:40:59,147 WARN L612 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2021-11-12 22:40:59,188 WARN L612 FunctionHandler]: implicit declaration of function __builtin_va_copy [2021-11-12 22:40:59,271 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 22:40:59,271 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 22:40:59,334 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-12 22:40:59,382 INFO L203 MainTranslator]: Completed pre-run [2021-11-12 22:40:59,407 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d30a5d6-8ece-48dd-b7c6-7b8232ac85e1/sv-benchmarks/c/aws-c-common/aws_hash_array_ignore_case_harness.i[4500,4513] [2021-11-12 22:40:59,408 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d30a5d6-8ece-48dd-b7c6-7b8232ac85e1/sv-benchmarks/c/aws-c-common/aws_hash_array_ignore_case_harness.i[4560,4573] [2021-11-12 22:40:59,409 WARN L612 FunctionHandler]: implicit declaration of function __builtin_uaddl_overflow [2021-11-12 22:40:59,410 WARN L612 FunctionHandler]: implicit declaration of function __builtin_umull_overflow [2021-11-12 22:40:59,457 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 22:40:59,457 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 22:40:59,458 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 22:40:59,458 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 22:40:59,459 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 22:40:59,466 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 22:40:59,467 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 22:40:59,468 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 22:40:59,468 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 22:40:59,527 WARN L612 FunctionHandler]: implicit declaration of function __atomic_load_n [2021-11-12 22:40:59,528 WARN L612 FunctionHandler]: implicit declaration of function __atomic_store_n [2021-11-12 22:40:59,529 WARN L612 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2021-11-12 22:40:59,530 WARN L612 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2021-11-12 22:40:59,531 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2021-11-12 22:40:59,532 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2021-11-12 22:40:59,532 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2021-11-12 22:40:59,533 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2021-11-12 22:40:59,533 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2021-11-12 22:40:59,534 WARN L612 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2021-11-12 22:40:59,562 WARN L612 FunctionHandler]: implicit declaration of function __builtin_va_copy [2021-11-12 22:40:59,646 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 22:40:59,647 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 22:40:59,678 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-12 22:41:00,129 INFO L208 MainTranslator]: Completed translation [2021-11-12 22:41:00,130 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 10:41:00 WrapperNode [2021-11-12 22:41:00,130 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-12 22:41:00,132 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-12 22:41:00,132 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-12 22:41:00,132 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-12 22:41:00,140 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 10:41:00" (1/1) ... [2021-11-12 22:41:00,309 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 10:41:00" (1/1) ... [2021-11-12 22:41:00,383 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-12 22:41:00,384 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-12 22:41:00,384 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-12 22:41:00,384 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-12 22:41:00,394 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 10:41:00" (1/1) ... [2021-11-12 22:41:00,394 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 10:41:00" (1/1) ... [2021-11-12 22:41:00,442 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 10:41:00" (1/1) ... [2021-11-12 22:41:00,442 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 10:41:00" (1/1) ... [2021-11-12 22:41:00,519 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 10:41:00" (1/1) ... [2021-11-12 22:41:00,525 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 10:41:00" (1/1) ... [2021-11-12 22:41:00,543 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 10:41:00" (1/1) ... [2021-11-12 22:41:00,559 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-12 22:41:00,560 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-12 22:41:00,560 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-12 22:41:00,560 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-12 22:41:00,561 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 10:41:00" (1/1) ... [2021-11-12 22:41:00,569 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-12 22:41:00,584 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d30a5d6-8ece-48dd-b7c6-7b8232ac85e1/bin/utaipan-vmNK8stdcF/z3 [2021-11-12 22:41:00,608 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d30a5d6-8ece-48dd-b7c6-7b8232ac85e1/bin/utaipan-vmNK8stdcF/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-12 22:41:00,628 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d30a5d6-8ece-48dd-b7c6-7b8232ac85e1/bin/utaipan-vmNK8stdcF/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-12 22:41:00,662 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_bool [2021-11-12 22:41:00,662 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_bool [2021-11-12 22:41:00,662 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-12 22:41:00,662 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2021-11-12 22:41:00,663 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2021-11-12 22:41:00,663 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2021-11-12 22:41:00,663 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-12 22:41:00,663 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-12 22:41:00,663 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-12 22:41:00,664 INFO L130 BoogieDeclarations]: Found specification of procedure aws_hash_array_ignore_case [2021-11-12 22:41:00,664 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_hash_array_ignore_case [2021-11-12 22:41:00,664 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_malloc [2021-11-12 22:41:00,664 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_malloc [2021-11-12 22:41:00,664 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2021-11-12 22:41:00,665 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_malloc [2021-11-12 22:41:00,665 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_malloc [2021-11-12 22:41:00,665 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-11-12 22:41:00,665 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-11-12 22:41:00,665 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-12 22:41:00,666 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-12 22:41:15,914 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-12 22:41:15,915 INFO L299 CfgBuilder]: Removed 1 assume(true) statements. [2021-11-12 22:41:15,917 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 10:41:15 BoogieIcfgContainer [2021-11-12 22:41:15,917 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-12 22:41:15,919 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-12 22:41:15,920 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-12 22:41:15,923 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-12 22:41:15,923 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.11 10:40:55" (1/3) ... [2021-11-12 22:41:15,924 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@155f8ab4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 10:41:15, skipping insertion in model container [2021-11-12 22:41:15,924 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 10:41:00" (2/3) ... [2021-11-12 22:41:15,925 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@155f8ab4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 10:41:15, skipping insertion in model container [2021-11-12 22:41:15,925 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 10:41:15" (3/3) ... [2021-11-12 22:41:15,926 INFO L111 eAbstractionObserver]: Analyzing ICFG aws_hash_array_ignore_case_harness.i [2021-11-12 22:41:15,933 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-12 22:41:15,933 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-11-12 22:41:15,982 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-12 22:41:15,989 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 [2021-11-12 22:41:15,989 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-11-12 22:41:16,008 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) [2021-11-12 22:41:16,015 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-12 22:41:16,015 INFO L506 BasicCegarLoop]: Found error trace [2021-11-12 22:41:16,017 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] [2021-11-12 22:41:16,017 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-12 22:41:16,041 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-12 22:41:16,042 INFO L85 PathProgramCache]: Analyzing trace with hash 516644037, now seen corresponding path program 1 times [2021-11-12 22:41:16,073 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-12 22:41:16,073 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [630865096] [2021-11-12 22:41:16,075 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-12 22:41:16,084 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-12 22:41:16,084 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d30a5d6-8ece-48dd-b7c6-7b8232ac85e1/bin/utaipan-vmNK8stdcF/mathsat [2021-11-12 22:41:16,089 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d30a5d6-8ece-48dd-b7c6-7b8232ac85e1/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-12 22:41:16,114 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d30a5d6-8ece-48dd-b7c6-7b8232ac85e1/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2021-11-12 22:41:20,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-12 22:41:20,359 INFO L263 TraceCheckSpWp]: Trace formula consists of 1717 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-12 22:41:20,367 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-12 22:41:20,575 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-12 22:41:20,575 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-12 22:41:20,763 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-12 22:41:20,764 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-12 22:41:20,764 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [630865096] [2021-11-12 22:41:20,764 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [630865096] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-12 22:41:20,765 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-12 22:41:20,765 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 2 [2021-11-12 22:41:20,766 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1336148266] [2021-11-12 22:41:20,767 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-12 22:41:20,772 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-11-12 22:41:20,772 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-12 22:41:20,805 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-11-12 22:41:20,806 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-11-12 22:41:20,809 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) [2021-11-12 22:41:20,848 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-12 22:41:20,849 INFO L93 Difference]: Finished difference Result 89 states and 110 transitions. [2021-11-12 22:41:20,850 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-12 22:41:20,851 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 [2021-11-12 22:41:20,852 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-12 22:41:20,860 INFO L225 Difference]: With dead ends: 89 [2021-11-12 22:41:20,861 INFO L226 Difference]: Without dead ends: 40 [2021-11-12 22:41:20,866 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 [2021-11-12 22:41:20,872 INFO L933 BasicCegarLoop]: 50 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.00ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 50 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 1.76ms SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.00ms IncrementalHoareTripleChecker+Time [2021-11-12 22:41:20,873 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [0 Valid, 50 Invalid, 0 Unknown, 0 Unchecked, 1.76ms Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.00ms Time] [2021-11-12 22:41:20,893 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 40 states. [2021-11-12 22:41:20,917 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 40 to 40. [2021-11-12 22:41:20,919 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) [2021-11-12 22:41:20,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 40 states and 44 transitions. [2021-11-12 22:41:20,926 INFO L78 Accepts]: Start accepts. Automaton has 40 states and 44 transitions. Word has length 40 [2021-11-12 22:41:20,926 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-12 22:41:20,926 INFO L470 AbstractCegarLoop]: Abstraction has 40 states and 44 transitions. [2021-11-12 22:41:20,927 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) [2021-11-12 22:41:20,928 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 44 transitions. [2021-11-12 22:41:20,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-12 22:41:20,932 INFO L506 BasicCegarLoop]: Found error trace [2021-11-12 22:41:20,932 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] [2021-11-12 22:41:20,984 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d30a5d6-8ece-48dd-b7c6-7b8232ac85e1/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2021-11-12 22:41:21,133 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d30a5d6-8ece-48dd-b7c6-7b8232ac85e1/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 [2021-11-12 22:41:21,133 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-12 22:41:21,134 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-12 22:41:21,134 INFO L85 PathProgramCache]: Analyzing trace with hash 1652673343, now seen corresponding path program 1 times [2021-11-12 22:41:21,140 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-12 22:41:21,141 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1013902995] [2021-11-12 22:41:21,141 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-12 22:41:21,141 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-12 22:41:21,141 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d30a5d6-8ece-48dd-b7c6-7b8232ac85e1/bin/utaipan-vmNK8stdcF/mathsat [2021-11-12 22:41:21,142 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d30a5d6-8ece-48dd-b7c6-7b8232ac85e1/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-12 22:41:21,146 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d30a5d6-8ece-48dd-b7c6-7b8232ac85e1/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2021-11-12 22:41:25,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-12 22:41:25,903 INFO L263 TraceCheckSpWp]: Trace formula consists of 1718 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-12 22:41:25,911 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-12 22:41:26,547 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 3 proven. 3 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-12 22:41:26,547 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-12 22:41:27,183 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 3 proven. 3 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-12 22:41:27,183 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-12 22:41:27,183 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1013902995] [2021-11-12 22:41:27,184 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1013902995] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-12 22:41:27,184 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1604800654] [2021-11-12 22:41:27,184 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-12 22:41:27,184 INFO L168 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2021-11-12 22:41:27,185 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d30a5d6-8ece-48dd-b7c6-7b8232ac85e1/bin/utaipan-vmNK8stdcF/cvc4 [2021-11-12 22:41:27,191 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d30a5d6-8ece-48dd-b7c6-7b8232ac85e1/bin/utaipan-vmNK8stdcF/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2021-11-12 22:41:27,210 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d30a5d6-8ece-48dd-b7c6-7b8232ac85e1/bin/utaipan-vmNK8stdcF/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2021-11-12 22:41:28,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-12 22:41:28,837 INFO L263 TraceCheckSpWp]: Trace formula consists of 1718 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-12 22:41:28,843 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-12 22:41:29,081 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 3 proven. 3 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-12 22:41:29,081 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-12 22:41:29,383 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 3 proven. 3 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-12 22:41:29,383 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1604800654] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-12 22:41:29,384 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1421021956] [2021-11-12 22:41:29,384 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-12 22:41:29,384 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-12 22:41:29,384 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d30a5d6-8ece-48dd-b7c6-7b8232ac85e1/bin/utaipan-vmNK8stdcF/z3 [2021-11-12 22:41:29,391 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d30a5d6-8ece-48dd-b7c6-7b8232ac85e1/bin/utaipan-vmNK8stdcF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-12 22:41:29,406 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d30a5d6-8ece-48dd-b7c6-7b8232ac85e1/bin/utaipan-vmNK8stdcF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2021-11-12 22:41:30,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-12 22:41:31,122 INFO L263 TraceCheckSpWp]: Trace formula consists of 1718 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-12 22:41:31,128 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-12 22:41:31,347 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 3 proven. 3 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-12 22:41:31,348 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-12 22:41:31,640 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 3 proven. 3 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-12 22:41:31,640 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1421021956] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-12 22:41:31,640 INFO L186 FreeRefinementEngine]: Found 0 perfect and 6 imperfect interpolant sequences. [2021-11-12 22:41:31,640 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 7, 7, 7, 7, 7] total 15 [2021-11-12 22:41:31,642 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1265510663] [2021-11-12 22:41:31,642 INFO L85 oduleStraightlineAll]: Using 6 imperfect interpolants to construct interpolant automaton [2021-11-12 22:41:31,643 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2021-11-12 22:41:31,644 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-12 22:41:31,644 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2021-11-12 22:41:31,645 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=177, Unknown=0, NotChecked=0, Total=210 [2021-11-12 22:41:31,645 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) [2021-11-12 22:41:32,078 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-12 22:41:32,079 INFO L93 Difference]: Finished difference Result 48 states and 54 transitions. [2021-11-12 22:41:32,079 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-11-12 22:41:32,080 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 [2021-11-12 22:41:32,081 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-12 22:41:32,081 INFO L225 Difference]: With dead ends: 48 [2021-11-12 22:41:32,081 INFO L226 Difference]: Without dead ends: 0 [2021-11-12 22:41:32,082 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 236 GetRequests, 221 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=44, Invalid=228, Unknown=0, NotChecked=0, Total=272 [2021-11-12 22:41:32,084 INFO L933 BasicCegarLoop]: 35 mSDtfsCounter, 4 mSDsluCounter, 422 mSDsCounter, 0 mSdLazyCounter, 135 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 284.10ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 5 SdHoareTripleChecker+Valid, 457 SdHoareTripleChecker+Invalid, 136 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 8.60ms SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 135 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 338.95ms IncrementalHoareTripleChecker+Time [2021-11-12 22:41:32,084 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [5 Valid, 457 Invalid, 136 Unknown, 0 Unchecked, 8.60ms Time], IncrementalHoareTripleChecker [1 Valid, 135 Invalid, 0 Unknown, 0 Unchecked, 338.95ms Time] [2021-11-12 22:41:32,085 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-11-12 22:41:32,085 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-11-12 22:41:32,086 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) [2021-11-12 22:41:32,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-11-12 22:41:32,086 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 40 [2021-11-12 22:41:32,087 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-12 22:41:32,087 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-11-12 22:41:32,087 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) [2021-11-12 22:41:32,087 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-11-12 22:41:32,088 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-11-12 22:41:32,091 INFO L764 garLoopResultBuilder]: Registering result SAFE for location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2021-11-12 22:41:32,102 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d30a5d6-8ece-48dd-b7c6-7b8232ac85e1/bin/utaipan-vmNK8stdcF/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2021-11-12 22:41:32,336 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d30a5d6-8ece-48dd-b7c6-7b8232ac85e1/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (3)] Ended with exit code 0 [2021-11-12 22:41:32,556 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d30a5d6-8ece-48dd-b7c6-7b8232ac85e1/bin/utaipan-vmNK8stdcF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2021-11-12 22:41:32,698 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d30a5d6-8ece-48dd-b7c6-7b8232ac85e1/bin/utaipan-vmNK8stdcF/cvc4 --incremental --print-success --lang smt,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d30a5d6-8ece-48dd-b7c6-7b8232ac85e1/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d30a5d6-8ece-48dd-b7c6-7b8232ac85e1/bin/utaipan-vmNK8stdcF/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-12 22:41:32,700 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-11-12 22:41:32,760 INFO L861 garLoopResultBuilder]: At program point can_fail_mallocENTRY(lines 6899 6903) the Hoare annotation is: true [2021-11-12 22:41:32,760 INFO L858 garLoopResultBuilder]: For program point L6900-3(lines 6900 6902) no Hoare annotation was computed. [2021-11-12 22:41:32,760 INFO L861 garLoopResultBuilder]: At program point L6902(line 6902) the Hoare annotation is: true [2021-11-12 22:41:32,761 INFO L858 garLoopResultBuilder]: For program point can_fail_mallocFINAL(lines 6899 6903) no Hoare annotation was computed. [2021-11-12 22:41:32,761 INFO L858 garLoopResultBuilder]: For program point L6900-1(lines 6900 6902) no Hoare annotation was computed. [2021-11-12 22:41:32,761 INFO L858 garLoopResultBuilder]: For program point can_fail_mallocEXIT(lines 6899 6903) no Hoare annotation was computed. [2021-11-12 22:41:32,761 INFO L861 garLoopResultBuilder]: At program point L6900(line 6900) the Hoare annotation is: true [2021-11-12 22:41:32,761 INFO L858 garLoopResultBuilder]: For program point L6902-1(line 6902) no Hoare annotation was computed. [2021-11-12 22:41:32,762 INFO L861 garLoopResultBuilder]: At program point bounded_mallocENTRY(lines 6882 6887) the Hoare annotation is: true [2021-11-12 22:41:32,762 INFO L858 garLoopResultBuilder]: For program point bounded_mallocFINAL(lines 6882 6887) no Hoare annotation was computed. [2021-11-12 22:41:32,762 INFO L858 garLoopResultBuilder]: For program point bounded_mallocEXIT(lines 6882 6887) no Hoare annotation was computed. [2021-11-12 22:41:32,762 INFO L858 garLoopResultBuilder]: For program point L6883-1(lines 6883 6885) no Hoare annotation was computed. [2021-11-12 22:41:32,763 INFO L861 garLoopResultBuilder]: At program point L6883(lines 6883 6885) the Hoare annotation is: true [2021-11-12 22:41:32,763 INFO L858 garLoopResultBuilder]: For program point nondet_boolFINAL(line 261) no Hoare annotation was computed. [2021-11-12 22:41:32,763 INFO L858 garLoopResultBuilder]: For program point nondet_boolEXIT(line 261) no Hoare annotation was computed. [2021-11-12 22:41:32,763 INFO L861 garLoopResultBuilder]: At program point nondet_boolENTRY(line 261) the Hoare annotation is: true [2021-11-12 22:41:32,763 INFO L858 garLoopResultBuilder]: For program point L211-2(lines 210 212) no Hoare annotation was computed. [2021-11-12 22:41:32,764 INFO L861 garLoopResultBuilder]: At program point assume_abort_if_notENTRY(lines 210 212) the Hoare annotation is: true [2021-11-12 22:41:32,764 INFO L858 garLoopResultBuilder]: For program point L211(line 211) no Hoare annotation was computed. [2021-11-12 22:41:32,764 INFO L858 garLoopResultBuilder]: For program point assume_abort_if_notEXIT(lines 210 212) no Hoare annotation was computed. [2021-11-12 22:41:32,764 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-11-12 22:41:32,764 INFO L858 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-11-12 22:41:32,765 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-11-12 22:41:32,765 INFO L861 garLoopResultBuilder]: At program point L8962-1(line 8962) the Hoare annotation is: true [2021-11-12 22:41:32,765 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-11-12 22:41:32,765 INFO L861 garLoopResultBuilder]: At program point L8972(line 8972) the Hoare annotation is: true [2021-11-12 22:41:32,765 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|)) [2021-11-12 22:41:32,766 INFO L861 garLoopResultBuilder]: At program point L8964(line 8964) the Hoare annotation is: true [2021-11-12 22:41:32,766 INFO L858 garLoopResultBuilder]: For program point L8963(line 8963) no Hoare annotation was computed. [2021-11-12 22:41:32,766 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|)) [2021-11-12 22:41:32,766 INFO L861 garLoopResultBuilder]: At program point L8962(line 8962) the Hoare annotation is: true [2021-11-12 22:41:32,767 INFO L858 garLoopResultBuilder]: For program point L8970-1(lines 8959 8971) no Hoare annotation was computed. [2021-11-12 22:41:32,767 INFO L858 garLoopResultBuilder]: For program point L8967(line 8967) no Hoare annotation was computed. [2021-11-12 22:41:32,767 INFO L858 garLoopResultBuilder]: For program point L223(line 223) no Hoare annotation was computed. [2021-11-12 22:41:32,767 INFO L861 garLoopResultBuilder]: At program point __VERIFIER_assertENTRY(lines 222 224) the Hoare annotation is: true [2021-11-12 22:41:32,767 INFO L858 garLoopResultBuilder]: For program point L223-1(line 223) no Hoare annotation was computed. [2021-11-12 22:41:32,768 INFO L858 garLoopResultBuilder]: For program point L223-3(lines 222 224) no Hoare annotation was computed. [2021-11-12 22:41:32,768 INFO L858 garLoopResultBuilder]: For program point __VERIFIER_assertEXIT(lines 222 224) no Hoare annotation was computed. [2021-11-12 22:41:32,768 INFO L858 garLoopResultBuilder]: For program point __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION(line 223) no Hoare annotation was computed. [2021-11-12 22:41:32,768 INFO L858 garLoopResultBuilder]: For program point aws_hash_array_ignore_caseFINAL(lines 7794 7814) no Hoare annotation was computed. [2021-11-12 22:41:32,769 INFO L861 garLoopResultBuilder]: At program point L7804-2(lines 7804 7812) the Hoare annotation is: true [2021-11-12 22:41:32,769 INFO L858 garLoopResultBuilder]: For program point aws_hash_array_ignore_caseEXIT(lines 7794 7814) no Hoare annotation was computed. [2021-11-12 22:41:32,769 INFO L861 garLoopResultBuilder]: At program point aws_hash_array_ignore_caseENTRY(lines 7794 7814) the Hoare annotation is: true [2021-11-12 22:41:32,769 INFO L858 garLoopResultBuilder]: For program point L7804-3(lines 7804 7812) no Hoare annotation was computed. [2021-11-12 22:41:32,769 INFO L858 garLoopResultBuilder]: For program point L7795-1(line 7795) no Hoare annotation was computed. [2021-11-12 22:41:32,770 INFO L861 garLoopResultBuilder]: At program point L7795(line 7795) the Hoare annotation is: true [2021-11-12 22:41:32,774 INFO L732 BasicCegarLoop]: Path program histogram: [1, 1] [2021-11-12 22:41:32,775 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-11-12 22:41:32,790 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 12.11 10:41:32 BoogieIcfgContainer [2021-11-12 22:41:32,790 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-11-12 22:41:32,791 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-11-12 22:41:32,791 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-11-12 22:41:32,792 INFO L275 PluginConnector]: Witness Printer initialized [2021-11-12 22:41:32,792 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 10:41:15" (3/4) ... [2021-11-12 22:41:32,799 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-11-12 22:41:32,807 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure can_fail_malloc [2021-11-12 22:41:32,808 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure bounded_malloc [2021-11-12 22:41:32,808 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure nondet_bool [2021-11-12 22:41:32,809 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure assume_abort_if_not [2021-11-12 22:41:32,809 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __VERIFIER_assert [2021-11-12 22:41:32,809 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure aws_hash_array_ignore_case [2021-11-12 22:41:32,830 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 117 nodes and edges [2021-11-12 22:41:32,832 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 55 nodes and edges [2021-11-12 22:41:32,834 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 26 nodes and edges [2021-11-12 22:41:32,836 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 13 nodes and edges [2021-11-12 22:41:32,837 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2021-11-12 22:41:32,839 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2021-11-12 22:41:32,841 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-11-12 22:41:32,843 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-11-12 22:41:33,866 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d30a5d6-8ece-48dd-b7c6-7b8232ac85e1/bin/utaipan-vmNK8stdcF/witness.graphml [2021-11-12 22:41:33,866 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-11-12 22:41:33,867 INFO L158 Benchmark]: Toolchain (without parser) took 38526.52ms. Allocated memory was 65.0MB in the beginning and 805.3MB in the end (delta: 740.3MB). Free memory was 36.0MB in the beginning and 331.3MB in the end (delta: -295.3MB). Peak memory consumption was 449.9MB. Max. memory is 16.1GB. [2021-11-12 22:41:33,867 INFO L158 Benchmark]: CDTParser took 0.38ms. Allocated memory is still 65.0MB. Free memory was 46.1MB in the beginning and 46.0MB in the end (delta: 49.2kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-12 22:41:33,868 INFO L158 Benchmark]: CACSL2BoogieTranslator took 4784.87ms. Allocated memory was 65.0MB in the beginning and 117.4MB in the end (delta: 52.4MB). Free memory was 35.7MB in the beginning and 47.6MB in the end (delta: -11.8MB). Peak memory consumption was 56.2MB. Max. memory is 16.1GB. [2021-11-12 22:41:33,868 INFO L158 Benchmark]: Boogie Procedure Inliner took 251.80ms. Allocated memory is still 117.4MB. Free memory was 47.6MB in the beginning and 36.5MB in the end (delta: 11.0MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-12 22:41:33,869 INFO L158 Benchmark]: Boogie Preprocessor took 175.23ms. Allocated memory was 117.4MB in the beginning and 155.2MB in the end (delta: 37.7MB). Free memory was 36.5MB in the beginning and 99.3MB in the end (delta: -62.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-11-12 22:41:33,869 INFO L158 Benchmark]: RCFGBuilder took 15357.19ms. Allocated memory was 155.2MB in the beginning and 633.3MB in the end (delta: 478.2MB). Free memory was 99.3MB in the beginning and 419.5MB in the end (delta: -320.2MB). Peak memory consumption was 379.7MB. Max. memory is 16.1GB. [2021-11-12 22:41:33,870 INFO L158 Benchmark]: TraceAbstraction took 16871.29ms. Allocated memory is still 633.3MB. Free memory was 418.4MB in the beginning and 237.9MB in the end (delta: 180.6MB). Peak memory consumption was 180.6MB. Max. memory is 16.1GB. [2021-11-12 22:41:33,870 INFO L158 Benchmark]: Witness Printer took 1074.83ms. Allocated memory was 633.3MB in the beginning and 805.3MB in the end (delta: 172.0MB). Free memory was 237.9MB in the beginning and 331.3MB in the end (delta: -93.4MB). Peak memory consumption was 83.8MB. Max. memory is 16.1GB. [2021-11-12 22:41:33,872 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.38ms. Allocated memory is still 65.0MB. Free memory was 46.1MB in the beginning and 46.0MB in the end (delta: 49.2kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 4784.87ms. Allocated memory was 65.0MB in the beginning and 117.4MB in the end (delta: 52.4MB). Free memory was 35.7MB in the beginning and 47.6MB in the end (delta: -11.8MB). Peak memory consumption was 56.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 251.80ms. Allocated memory is still 117.4MB. Free memory was 47.6MB in the beginning and 36.5MB in the end (delta: 11.0MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Preprocessor took 175.23ms. Allocated memory was 117.4MB in the beginning and 155.2MB in the end (delta: 37.7MB). Free memory was 36.5MB in the beginning and 99.3MB in the end (delta: -62.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 15357.19ms. Allocated memory was 155.2MB in the beginning and 633.3MB in the end (delta: 478.2MB). Free memory was 99.3MB in the beginning and 419.5MB in the end (delta: -320.2MB). Peak memory consumption was 379.7MB. Max. memory is 16.1GB. * TraceAbstraction took 16871.29ms. Allocated memory is still 633.3MB. Free memory was 418.4MB in the beginning and 237.9MB in the end (delta: 180.6MB). Peak memory consumption was 180.6MB. Max. memory is 16.1GB. * Witness Printer took 1074.83ms. Allocated memory was 633.3MB in the beginning and 805.3MB in the end (delta: 172.0MB). Free memory was 237.9MB in the beginning and 331.3MB in the end (delta: -93.4MB). Peak memory consumption was 83.8MB. 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: 16.8s, OverallIterations: 2, TraceHistogramMax: 3, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.5s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.1s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 5 SdHoareTripleChecker+Valid, 338.95ms IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 4 mSDsluCounter, 507 SdHoareTripleChecker+Invalid, 284.10ms 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, 10.37ms SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 314 GetRequests, 299 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 0.6s 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: 0.6s SsaConstructionTime, 10.5s SatisfiabilityAnalysisTime, 3.2s InterpolantComputationTime, 160 NumberOfCodeBlocks, 160 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 312 ConstructedInterpolants, 0 QuantifiedInterpolants, 627 SizeOfPredicates, 6 NumberOfNonLiveVariables, 6871 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! [2021-11-12 22:41:33,937 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d30a5d6-8ece-48dd-b7c6-7b8232ac85e1/bin/utaipan-vmNK8stdcF/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