./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/aws-c-common/aws_nospec_mask_harness.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version b2eff8ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f95f45e-133b-407c-bc07-6f347503c460/bin/utaipan-SDwSMHVbGG/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f95f45e-133b-407c-bc07-6f347503c460/bin/utaipan-SDwSMHVbGG/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f95f45e-133b-407c-bc07-6f347503c460/bin/utaipan-SDwSMHVbGG/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f95f45e-133b-407c-bc07-6f347503c460/bin/utaipan-SDwSMHVbGG/config/TaipanReach.xml -i ../../sv-benchmarks/c/aws-c-common/aws_nospec_mask_harness.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f95f45e-133b-407c-bc07-6f347503c460/bin/utaipan-SDwSMHVbGG/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f95f45e-133b-407c-bc07-6f347503c460/bin/utaipan-SDwSMHVbGG --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 6f493f36268ddddf1b95c73a1ef895545bd56827101b5cfb094b1b471fbade36 ....................................................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f95f45e-133b-407c-bc07-6f347503c460/bin/utaipan-SDwSMHVbGG/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f95f45e-133b-407c-bc07-6f347503c460/bin/utaipan-SDwSMHVbGG/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f95f45e-133b-407c-bc07-6f347503c460/bin/utaipan-SDwSMHVbGG/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f95f45e-133b-407c-bc07-6f347503c460/bin/utaipan-SDwSMHVbGG/config/TaipanReach.xml -i ../../sv-benchmarks/c/aws-c-common/aws_nospec_mask_harness.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f95f45e-133b-407c-bc07-6f347503c460/bin/utaipan-SDwSMHVbGG/config/svcomp-Reach-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f95f45e-133b-407c-bc07-6f347503c460/bin/utaipan-SDwSMHVbGG --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 6f493f36268ddddf1b95c73a1ef895545bd56827101b5cfb094b1b471fbade36 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.1-dev-b2eff8b [2021-10-29 05:29:32,008 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-29 05:29:32,011 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-29 05:29:32,053 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-29 05:29:32,054 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-29 05:29:32,056 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-29 05:29:32,059 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-29 05:29:32,062 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-29 05:29:32,065 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-29 05:29:32,066 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-29 05:29:32,068 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-29 05:29:32,070 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-29 05:29:32,071 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-29 05:29:32,073 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-29 05:29:32,076 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-29 05:29:32,078 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-29 05:29:32,080 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-29 05:29:32,082 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-29 05:29:32,086 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-29 05:29:32,089 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-29 05:29:32,092 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-29 05:29:32,094 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-29 05:29:32,096 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-29 05:29:32,098 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-29 05:29:32,103 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-29 05:29:32,104 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-29 05:29:32,105 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-29 05:29:32,106 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-29 05:29:32,107 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-29 05:29:32,109 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-29 05:29:32,110 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-29 05:29:32,112 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-29 05:29:32,113 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-29 05:29:32,115 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-29 05:29:32,117 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-29 05:29:32,117 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-29 05:29:32,119 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-29 05:29:32,119 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-29 05:29:32,120 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-29 05:29:32,122 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-29 05:29:32,123 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-29 05:29:32,124 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f95f45e-133b-407c-bc07-6f347503c460/bin/utaipan-SDwSMHVbGG/config/svcomp-Reach-64bit-Taipan_Default.epf [2021-10-29 05:29:32,155 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-29 05:29:32,156 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-29 05:29:32,157 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-29 05:29:32,157 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-29 05:29:32,158 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-29 05:29:32,158 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-29 05:29:32,158 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-10-29 05:29:32,159 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-29 05:29:32,159 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-29 05:29:32,160 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-10-29 05:29:32,160 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-10-29 05:29:32,160 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-29 05:29:32,161 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-10-29 05:29:32,161 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-10-29 05:29:32,162 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-10-29 05:29:32,163 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-29 05:29:32,163 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-29 05:29:32,163 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-29 05:29:32,164 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-29 05:29:32,164 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-29 05:29:32,165 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-29 05:29:32,165 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-29 05:29:32,165 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-29 05:29:32,166 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-29 05:29:32,166 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-29 05:29:32,166 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-29 05:29:32,167 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-29 05:29:32,167 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-29 05:29:32,168 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-29 05:29:32,168 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-29 05:29:32,168 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-29 05:29:32,169 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-10-29 05:29:32,169 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-29 05:29:32,170 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-29 05:29:32,170 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-29 05:29:32,170 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-29 05:29:32,171 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_0f95f45e-133b-407c-bc07-6f347503c460/bin/utaipan-SDwSMHVbGG/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f95f45e-133b-407c-bc07-6f347503c460/bin/utaipan-SDwSMHVbGG Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6f493f36268ddddf1b95c73a1ef895545bd56827101b5cfb094b1b471fbade36 [2021-10-29 05:29:32,591 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-29 05:29:32,620 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-29 05:29:32,624 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-29 05:29:32,625 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-29 05:29:32,627 INFO L275 PluginConnector]: CDTParser initialized [2021-10-29 05:29:32,628 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f95f45e-133b-407c-bc07-6f347503c460/bin/utaipan-SDwSMHVbGG/../../sv-benchmarks/c/aws-c-common/aws_nospec_mask_harness.i [2021-10-29 05:29:32,707 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f95f45e-133b-407c-bc07-6f347503c460/bin/utaipan-SDwSMHVbGG/data/c97c1fed0/f06ce5b76cef41909419435629ccbeda/FLAG5c9d6c989 [2021-10-29 05:29:33,798 INFO L306 CDTParser]: Found 1 translation units. [2021-10-29 05:29:33,801 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f95f45e-133b-407c-bc07-6f347503c460/sv-benchmarks/c/aws-c-common/aws_nospec_mask_harness.i [2021-10-29 05:29:33,870 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f95f45e-133b-407c-bc07-6f347503c460/bin/utaipan-SDwSMHVbGG/data/c97c1fed0/f06ce5b76cef41909419435629ccbeda/FLAG5c9d6c989 [2021-10-29 05:29:34,170 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f95f45e-133b-407c-bc07-6f347503c460/bin/utaipan-SDwSMHVbGG/data/c97c1fed0/f06ce5b76cef41909419435629ccbeda [2021-10-29 05:29:34,174 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-29 05:29:34,178 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-29 05:29:34,181 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-29 05:29:34,182 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-29 05:29:34,186 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-29 05:29:34,188 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 05:29:34" (1/1) ... [2021-10-29 05:29:34,190 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@655394b7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:29:34, skipping insertion in model container [2021-10-29 05:29:34,191 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 05:29:34" (1/1) ... [2021-10-29 05:29:34,199 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-29 05:29:34,354 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-29 05:29:34,707 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_0f95f45e-133b-407c-bc07-6f347503c460/sv-benchmarks/c/aws-c-common/aws_nospec_mask_harness.i[4489,4502] [2021-10-29 05:29:34,716 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_0f95f45e-133b-407c-bc07-6f347503c460/sv-benchmarks/c/aws-c-common/aws_nospec_mask_harness.i[4549,4562] [2021-10-29 05:29:34,748 WARN L612 FunctionHandler]: implicit declaration of function __builtin_uaddl_overflow [2021-10-29 05:29:34,755 WARN L612 FunctionHandler]: implicit declaration of function __builtin_umull_overflow [2021-10-29 05:29:36,162 WARN L1513 CHandler]: Possible shadowing of function index [2021-10-29 05:29:36,175 WARN L1513 CHandler]: Possible shadowing of function index [2021-10-29 05:29:36,176 WARN L1513 CHandler]: Possible shadowing of function index [2021-10-29 05:29:36,178 WARN L1513 CHandler]: Possible shadowing of function index [2021-10-29 05:29:36,182 WARN L1513 CHandler]: Possible shadowing of function index [2021-10-29 05:29:36,199 WARN L1513 CHandler]: Possible shadowing of function index [2021-10-29 05:29:36,200 WARN L1513 CHandler]: Possible shadowing of function index [2021-10-29 05:29:36,202 WARN L1513 CHandler]: Possible shadowing of function index [2021-10-29 05:29:36,203 WARN L1513 CHandler]: Possible shadowing of function index [2021-10-29 05:29:36,768 WARN L612 FunctionHandler]: implicit declaration of function __atomic_load_n [2021-10-29 05:29:36,770 WARN L612 FunctionHandler]: implicit declaration of function __atomic_store_n [2021-10-29 05:29:36,772 WARN L612 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2021-10-29 05:29:36,773 WARN L612 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2021-10-29 05:29:36,775 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2021-10-29 05:29:36,776 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2021-10-29 05:29:36,777 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2021-10-29 05:29:36,778 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2021-10-29 05:29:36,779 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2021-10-29 05:29:36,780 WARN L612 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2021-10-29 05:29:37,012 WARN L612 FunctionHandler]: implicit declaration of function __builtin_va_copy [2021-10-29 05:29:37,103 WARN L1513 CHandler]: Possible shadowing of function index [2021-10-29 05:29:37,104 WARN L1513 CHandler]: Possible shadowing of function index [2021-10-29 05:29:37,234 WARN L1513 CHandler]: Possible shadowing of function index [2021-10-29 05:29:37,234 WARN L1513 CHandler]: Possible shadowing of function index [2021-10-29 05:29:37,235 WARN L1513 CHandler]: Possible shadowing of function index [2021-10-29 05:29:37,236 WARN L1513 CHandler]: Possible shadowing of function index [2021-10-29 05:29:37,237 WARN L1513 CHandler]: Possible shadowing of function index [2021-10-29 05:29:37,241 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-29 05:29:37,317 ERROR L326 MainTranslator]: Unsupported Syntax: Found a cast between two array/pointer types where the value type is smaller than the cast-to type while using memory model HoenickeLindenmann_Original (while Not using bitvector translation) [2021-10-29 05:29:37,318 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@44cc7367 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:29:37, skipping insertion in model container [2021-10-29 05:29:37,318 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-29 05:29:37,319 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-10-29 05:29:37,322 INFO L168 Benchmark]: Toolchain (without parser) took 3142.40 ms. Allocated memory was 81.8 MB in the beginning and 102.8 MB in the end (delta: 21.0 MB). Free memory was 55.2 MB in the beginning and 53.5 MB in the end (delta: 1.6 MB). Peak memory consumption was 29.9 MB. Max. memory is 16.1 GB. [2021-10-29 05:29:37,323 INFO L168 Benchmark]: CDTParser took 0.40 ms. Allocated memory is still 81.8 MB. Free memory was 62.3 MB in the beginning and 62.2 MB in the end (delta: 83.9 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-29 05:29:37,325 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3137.41 ms. Allocated memory was 81.8 MB in the beginning and 102.8 MB in the end (delta: 21.0 MB). Free memory was 54.9 MB in the beginning and 53.5 MB in the end (delta: 1.3 MB). Peak memory consumption was 29.9 MB. Max. memory is 16.1 GB. [2021-10-29 05:29:37,330 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.40 ms. Allocated memory is still 81.8 MB. Free memory was 62.3 MB in the beginning and 62.2 MB in the end (delta: 83.9 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 3137.41 ms. Allocated memory was 81.8 MB in the beginning and 102.8 MB in the end (delta: 21.0 MB). Free memory was 54.9 MB in the beginning and 53.5 MB in the end (delta: 1.3 MB). Peak memory consumption was 29.9 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 6984]: Unsupported Syntax Found a cast between two array/pointer types where the value type is smaller than the cast-to type while using memory model HoenickeLindenmann_Original (while Not using bitvector translation) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.2.1-dev-b2eff8b [2021-10-29 05:29:40,281 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-29 05:29:40,284 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-29 05:29:40,323 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-29 05:29:40,324 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-29 05:29:40,326 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-29 05:29:40,328 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-29 05:29:40,331 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-29 05:29:40,334 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-29 05:29:40,336 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-29 05:29:40,337 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-29 05:29:40,339 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-29 05:29:40,340 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-29 05:29:40,341 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-29 05:29:40,343 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-29 05:29:40,345 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-29 05:29:40,347 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-29 05:29:40,348 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-29 05:29:40,351 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-29 05:29:40,354 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-29 05:29:40,357 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-29 05:29:40,358 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-29 05:29:40,360 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-29 05:29:40,362 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-29 05:29:40,367 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-29 05:29:40,367 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-29 05:29:40,368 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-29 05:29:40,369 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-29 05:29:40,370 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-29 05:29:40,371 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-29 05:29:40,372 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-29 05:29:40,373 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-29 05:29:40,374 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-29 05:29:40,376 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-29 05:29:40,377 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-29 05:29:40,378 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-29 05:29:40,379 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-29 05:29:40,379 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-29 05:29:40,380 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-29 05:29:40,382 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-29 05:29:40,383 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-29 05:29:40,384 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f95f45e-133b-407c-bc07-6f347503c460/bin/utaipan-SDwSMHVbGG/config/svcomp-Reach-64bit-Taipan_Bitvector.epf [2021-10-29 05:29:40,420 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-29 05:29:40,420 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-29 05:29:40,421 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-29 05:29:40,422 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-29 05:29:40,422 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-29 05:29:40,423 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-29 05:29:40,423 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-29 05:29:40,424 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-29 05:29:40,424 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-29 05:29:40,425 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-29 05:29:40,425 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-29 05:29:40,426 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-29 05:29:40,426 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-29 05:29:40,426 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-29 05:29:40,427 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-29 05:29:40,427 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-10-29 05:29:40,427 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-10-29 05:29:40,427 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-29 05:29:40,428 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-29 05:29:40,428 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-29 05:29:40,428 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-29 05:29:40,428 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-29 05:29:40,429 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-29 05:29:40,429 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-29 05:29:40,429 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-29 05:29:40,430 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-29 05:29:40,430 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-29 05:29:40,430 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-10-29 05:29:40,430 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-10-29 05:29:40,430 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-29 05:29:40,431 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-29 05:29:40,431 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-29 05:29:40,431 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_0f95f45e-133b-407c-bc07-6f347503c460/bin/utaipan-SDwSMHVbGG/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f95f45e-133b-407c-bc07-6f347503c460/bin/utaipan-SDwSMHVbGG Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6f493f36268ddddf1b95c73a1ef895545bd56827101b5cfb094b1b471fbade36 [2021-10-29 05:29:40,920 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-29 05:29:40,963 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-29 05:29:40,974 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-29 05:29:40,977 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-29 05:29:40,978 INFO L275 PluginConnector]: CDTParser initialized [2021-10-29 05:29:40,979 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f95f45e-133b-407c-bc07-6f347503c460/bin/utaipan-SDwSMHVbGG/../../sv-benchmarks/c/aws-c-common/aws_nospec_mask_harness.i [2021-10-29 05:29:41,076 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f95f45e-133b-407c-bc07-6f347503c460/bin/utaipan-SDwSMHVbGG/data/57470ac2d/de52974606d34c7dac32d850818267aa/FLAG03904c35c [2021-10-29 05:29:42,322 INFO L306 CDTParser]: Found 1 translation units. [2021-10-29 05:29:42,323 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f95f45e-133b-407c-bc07-6f347503c460/sv-benchmarks/c/aws-c-common/aws_nospec_mask_harness.i [2021-10-29 05:29:42,367 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f95f45e-133b-407c-bc07-6f347503c460/bin/utaipan-SDwSMHVbGG/data/57470ac2d/de52974606d34c7dac32d850818267aa/FLAG03904c35c [2021-10-29 05:29:42,644 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f95f45e-133b-407c-bc07-6f347503c460/bin/utaipan-SDwSMHVbGG/data/57470ac2d/de52974606d34c7dac32d850818267aa [2021-10-29 05:29:42,647 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-29 05:29:42,648 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-29 05:29:42,651 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-29 05:29:42,651 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-29 05:29:42,660 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-29 05:29:42,661 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 05:29:42" (1/1) ... [2021-10-29 05:29:42,663 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@50b2dfde and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:29:42, skipping insertion in model container [2021-10-29 05:29:42,663 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 05:29:42" (1/1) ... [2021-10-29 05:29:42,672 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-29 05:29:42,834 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-29 05:29:43,232 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_0f95f45e-133b-407c-bc07-6f347503c460/sv-benchmarks/c/aws-c-common/aws_nospec_mask_harness.i[4489,4502] [2021-10-29 05:29:43,245 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_0f95f45e-133b-407c-bc07-6f347503c460/sv-benchmarks/c/aws-c-common/aws_nospec_mask_harness.i[4549,4562] [2021-10-29 05:29:43,289 WARN L612 FunctionHandler]: implicit declaration of function __builtin_uaddl_overflow [2021-10-29 05:29:43,299 WARN L612 FunctionHandler]: implicit declaration of function __builtin_umull_overflow [2021-10-29 05:29:44,568 WARN L1513 CHandler]: Possible shadowing of function index [2021-10-29 05:29:44,583 WARN L1513 CHandler]: Possible shadowing of function index [2021-10-29 05:29:44,583 WARN L1513 CHandler]: Possible shadowing of function index [2021-10-29 05:29:44,585 WARN L1513 CHandler]: Possible shadowing of function index [2021-10-29 05:29:44,586 WARN L1513 CHandler]: Possible shadowing of function index [2021-10-29 05:29:44,612 WARN L1513 CHandler]: Possible shadowing of function index [2021-10-29 05:29:44,613 WARN L1513 CHandler]: Possible shadowing of function index [2021-10-29 05:29:44,618 WARN L1513 CHandler]: Possible shadowing of function index [2021-10-29 05:29:44,620 WARN L1513 CHandler]: Possible shadowing of function index [2021-10-29 05:29:45,182 WARN L612 FunctionHandler]: implicit declaration of function __atomic_load_n [2021-10-29 05:29:45,183 WARN L612 FunctionHandler]: implicit declaration of function __atomic_store_n [2021-10-29 05:29:45,185 WARN L612 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2021-10-29 05:29:45,187 WARN L612 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2021-10-29 05:29:45,188 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2021-10-29 05:29:45,189 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2021-10-29 05:29:45,190 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2021-10-29 05:29:45,191 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2021-10-29 05:29:45,192 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2021-10-29 05:29:45,193 WARN L612 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2021-10-29 05:29:45,436 WARN L612 FunctionHandler]: implicit declaration of function __builtin_va_copy [2021-10-29 05:29:45,651 WARN L1513 CHandler]: Possible shadowing of function index [2021-10-29 05:29:45,652 WARN L1513 CHandler]: Possible shadowing of function index [2021-10-29 05:29:45,789 WARN L1513 CHandler]: Possible shadowing of function index [2021-10-29 05:29:45,789 WARN L1513 CHandler]: Possible shadowing of function index [2021-10-29 05:29:45,791 WARN L1513 CHandler]: Possible shadowing of function index [2021-10-29 05:29:45,791 WARN L1513 CHandler]: Possible shadowing of function index [2021-10-29 05:29:45,792 WARN L1513 CHandler]: Possible shadowing of function index [2021-10-29 05:29:45,796 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-29 05:29:45,865 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-10-29 05:29:45,981 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-29 05:29:45,986 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_0f95f45e-133b-407c-bc07-6f347503c460/sv-benchmarks/c/aws-c-common/aws_nospec_mask_harness.i[4489,4502] [2021-10-29 05:29:45,987 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_0f95f45e-133b-407c-bc07-6f347503c460/sv-benchmarks/c/aws-c-common/aws_nospec_mask_harness.i[4549,4562] [2021-10-29 05:29:45,989 WARN L612 FunctionHandler]: implicit declaration of function __builtin_uaddl_overflow [2021-10-29 05:29:45,990 WARN L612 FunctionHandler]: implicit declaration of function __builtin_umull_overflow [2021-10-29 05:29:46,031 WARN L1513 CHandler]: Possible shadowing of function index [2021-10-29 05:29:46,032 WARN L1513 CHandler]: Possible shadowing of function index [2021-10-29 05:29:46,032 WARN L1513 CHandler]: Possible shadowing of function index [2021-10-29 05:29:46,033 WARN L1513 CHandler]: Possible shadowing of function index [2021-10-29 05:29:46,034 WARN L1513 CHandler]: Possible shadowing of function index [2021-10-29 05:29:46,043 WARN L1513 CHandler]: Possible shadowing of function index [2021-10-29 05:29:46,043 WARN L1513 CHandler]: Possible shadowing of function index [2021-10-29 05:29:46,045 WARN L1513 CHandler]: Possible shadowing of function index [2021-10-29 05:29:46,045 WARN L1513 CHandler]: Possible shadowing of function index [2021-10-29 05:29:46,089 WARN L612 FunctionHandler]: implicit declaration of function __atomic_load_n [2021-10-29 05:29:46,090 WARN L612 FunctionHandler]: implicit declaration of function __atomic_store_n [2021-10-29 05:29:46,091 WARN L612 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2021-10-29 05:29:46,092 WARN L612 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2021-10-29 05:29:46,094 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2021-10-29 05:29:46,094 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2021-10-29 05:29:46,095 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2021-10-29 05:29:46,096 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2021-10-29 05:29:46,096 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2021-10-29 05:29:46,097 WARN L612 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2021-10-29 05:29:46,124 WARN L612 FunctionHandler]: implicit declaration of function __builtin_va_copy [2021-10-29 05:29:46,206 WARN L1513 CHandler]: Possible shadowing of function index [2021-10-29 05:29:46,207 WARN L1513 CHandler]: Possible shadowing of function index [2021-10-29 05:29:46,237 WARN L1513 CHandler]: Possible shadowing of function index [2021-10-29 05:29:46,238 WARN L1513 CHandler]: Possible shadowing of function index [2021-10-29 05:29:46,238 WARN L1513 CHandler]: Possible shadowing of function index [2021-10-29 05:29:46,239 WARN L1513 CHandler]: Possible shadowing of function index [2021-10-29 05:29:46,240 WARN L1513 CHandler]: Possible shadowing of function index [2021-10-29 05:29:46,241 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-29 05:29:46,279 INFO L203 MainTranslator]: Completed pre-run [2021-10-29 05:29:46,296 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_0f95f45e-133b-407c-bc07-6f347503c460/sv-benchmarks/c/aws-c-common/aws_nospec_mask_harness.i[4489,4502] [2021-10-29 05:29:46,296 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_0f95f45e-133b-407c-bc07-6f347503c460/sv-benchmarks/c/aws-c-common/aws_nospec_mask_harness.i[4549,4562] [2021-10-29 05:29:46,298 WARN L612 FunctionHandler]: implicit declaration of function __builtin_uaddl_overflow [2021-10-29 05:29:46,299 WARN L612 FunctionHandler]: implicit declaration of function __builtin_umull_overflow [2021-10-29 05:29:46,362 WARN L1513 CHandler]: Possible shadowing of function index [2021-10-29 05:29:46,362 WARN L1513 CHandler]: Possible shadowing of function index [2021-10-29 05:29:46,363 WARN L1513 CHandler]: Possible shadowing of function index [2021-10-29 05:29:46,363 WARN L1513 CHandler]: Possible shadowing of function index [2021-10-29 05:29:46,364 WARN L1513 CHandler]: Possible shadowing of function index [2021-10-29 05:29:46,372 WARN L1513 CHandler]: Possible shadowing of function index [2021-10-29 05:29:46,373 WARN L1513 CHandler]: Possible shadowing of function index [2021-10-29 05:29:46,374 WARN L1513 CHandler]: Possible shadowing of function index [2021-10-29 05:29:46,375 WARN L1513 CHandler]: Possible shadowing of function index [2021-10-29 05:29:46,434 WARN L612 FunctionHandler]: implicit declaration of function __atomic_load_n [2021-10-29 05:29:46,435 WARN L612 FunctionHandler]: implicit declaration of function __atomic_store_n [2021-10-29 05:29:46,437 WARN L612 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2021-10-29 05:29:46,439 WARN L612 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2021-10-29 05:29:46,440 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2021-10-29 05:29:46,441 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2021-10-29 05:29:46,442 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2021-10-29 05:29:46,443 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2021-10-29 05:29:46,443 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2021-10-29 05:29:46,444 WARN L612 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2021-10-29 05:29:46,476 WARN L612 FunctionHandler]: implicit declaration of function __builtin_va_copy [2021-10-29 05:29:46,565 WARN L1513 CHandler]: Possible shadowing of function index [2021-10-29 05:29:46,565 WARN L1513 CHandler]: Possible shadowing of function index [2021-10-29 05:29:46,593 WARN L1513 CHandler]: Possible shadowing of function index [2021-10-29 05:29:46,594 WARN L1513 CHandler]: Possible shadowing of function index [2021-10-29 05:29:46,595 WARN L1513 CHandler]: Possible shadowing of function index [2021-10-29 05:29:46,596 WARN L1513 CHandler]: Possible shadowing of function index [2021-10-29 05:29:46,596 WARN L1513 CHandler]: Possible shadowing of function index [2021-10-29 05:29:46,597 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-29 05:29:47,173 INFO L208 MainTranslator]: Completed translation [2021-10-29 05:29:47,174 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:29:47 WrapperNode [2021-10-29 05:29:47,174 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-29 05:29:47,176 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-29 05:29:47,176 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-29 05:29:47,177 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-29 05:29:47,185 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:29:47" (1/1) ... [2021-10-29 05:29:47,388 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:29:47" (1/1) ... [2021-10-29 05:29:47,510 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-29 05:29:47,511 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-29 05:29:47,512 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-29 05:29:47,512 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-29 05:29:47,523 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:29:47" (1/1) ... [2021-10-29 05:29:47,523 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:29:47" (1/1) ... [2021-10-29 05:29:47,539 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:29:47" (1/1) ... [2021-10-29 05:29:47,540 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:29:47" (1/1) ... [2021-10-29 05:29:47,621 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:29:47" (1/1) ... [2021-10-29 05:29:47,646 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:29:47" (1/1) ... [2021-10-29 05:29:47,674 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:29:47" (1/1) ... [2021-10-29 05:29:47,701 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-29 05:29:47,702 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-29 05:29:47,702 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-29 05:29:47,702 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-29 05:29:47,703 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:29:47" (1/1) ... [2021-10-29 05:29:47,712 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-29 05:29:47,727 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f95f45e-133b-407c-bc07-6f347503c460/bin/utaipan-SDwSMHVbGG/z3 [2021-10-29 05:29:47,742 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f95f45e-133b-407c-bc07-6f347503c460/bin/utaipan-SDwSMHVbGG/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-10-29 05:29:47,795 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f95f45e-133b-407c-bc07-6f347503c460/bin/utaipan-SDwSMHVbGG/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-10-29 05:29:47,831 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-10-29 05:29:47,831 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2021-10-29 05:29:47,832 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-29 05:29:47,832 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-29 05:29:47,832 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-29 05:29:47,832 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-10-29 05:30:03,458 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-29 05:30:03,459 INFO L299 CfgBuilder]: Removed 14 assume(true) statements. [2021-10-29 05:30:03,461 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 05:30:03 BoogieIcfgContainer [2021-10-29 05:30:03,462 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-29 05:30:03,464 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-29 05:30:03,464 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-29 05:30:03,467 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-29 05:30:03,468 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.10 05:29:42" (1/3) ... [2021-10-29 05:30:03,469 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2e2c4fc1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.10 05:30:03, skipping insertion in model container [2021-10-29 05:30:03,470 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:29:47" (2/3) ... [2021-10-29 05:30:03,470 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2e2c4fc1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.10 05:30:03, skipping insertion in model container [2021-10-29 05:30:03,470 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 05:30:03" (3/3) ... [2021-10-29 05:30:03,472 INFO L111 eAbstractionObserver]: Analyzing ICFG aws_nospec_mask_harness.i [2021-10-29 05:30:03,480 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-29 05:30:03,481 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2021-10-29 05:30:03,559 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-10-29 05:30:03,578 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 [2021-10-29 05:30:03,585 INFO L340 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2021-10-29 05:30:03,601 INFO L276 IsEmpty]: Start isEmpty. Operand has 18 states, 14 states have (on average 1.5) internal successors, (21), 17 states have internal predecessors, (21), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 05:30:03,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2021-10-29 05:30:03,606 INFO L505 BasicCegarLoop]: Found error trace [2021-10-29 05:30:03,609 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1] [2021-10-29 05:30:03,609 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-29 05:30:03,622 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-29 05:30:03,623 INFO L85 PathProgramCache]: Analyzing trace with hash 889486865, now seen corresponding path program 1 times [2021-10-29 05:30:03,652 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-29 05:30:03,653 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [896166369] [2021-10-29 05:30:03,653 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-29 05:30:03,662 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-29 05:30:03,663 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f95f45e-133b-407c-bc07-6f347503c460/bin/utaipan-SDwSMHVbGG/mathsat [2021-10-29 05:30:03,667 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f95f45e-133b-407c-bc07-6f347503c460/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-29 05:30:03,704 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f95f45e-133b-407c-bc07-6f347503c460/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2021-10-29 05:30:09,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 05:30:09,565 INFO L263 TraceCheckSpWp]: Trace formula consists of 1663 conjuncts, 7 conjunts are in the unsatisfiable core [2021-10-29 05:30:09,574 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 05:30:09,988 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 05:30:09,988 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-29 05:30:10,322 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 05:30:10,324 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-29 05:30:10,324 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [896166369] [2021-10-29 05:30:10,325 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [896166369] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-29 05:30:10,325 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-29 05:30:10,326 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 8 [2021-10-29 05:30:10,329 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2052469524] [2021-10-29 05:30:10,335 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-10-29 05:30:10,335 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-29 05:30:10,355 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-10-29 05:30:10,356 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=38, Unknown=0, NotChecked=0, Total=56 [2021-10-29 05:30:10,359 INFO L87 Difference]: Start difference. First operand has 18 states, 14 states have (on average 1.5) internal successors, (21), 17 states have internal predecessors, (21), 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) Second operand has 8 states, 8 states have (on average 1.25) internal successors, (10), 8 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 05:30:11,100 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-29 05:30:11,100 INFO L93 Difference]: Finished difference Result 26 states and 29 transitions. [2021-10-29 05:30:11,102 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-29 05:30:11,104 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 1.25) internal successors, (10), 8 states have internal predecessors, (10), 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) Word has length 6 [2021-10-29 05:30:11,104 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-29 05:30:11,115 INFO L225 Difference]: With dead ends: 26 [2021-10-29 05:30:11,115 INFO L226 Difference]: Without dead ends: 12 [2021-10-29 05:30:11,120 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 4 SyntacticMatches, 1 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 2 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=42, Invalid=68, Unknown=0, NotChecked=0, Total=110 [2021-10-29 05:30:11,140 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12 states. [2021-10-29 05:30:11,153 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12 to 12. [2021-10-29 05:30:11,155 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12 states, 10 states have (on average 1.1) internal successors, (11), 11 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 05:30:11,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 11 transitions. [2021-10-29 05:30:11,158 INFO L78 Accepts]: Start accepts. Automaton has 12 states and 11 transitions. Word has length 6 [2021-10-29 05:30:11,158 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-29 05:30:11,159 INFO L470 AbstractCegarLoop]: Abstraction has 12 states and 11 transitions. [2021-10-29 05:30:11,160 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 1.25) internal successors, (10), 8 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 05:30:11,160 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 11 transitions. [2021-10-29 05:30:11,160 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2021-10-29 05:30:11,161 INFO L505 BasicCegarLoop]: Found error trace [2021-10-29 05:30:11,161 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1] [2021-10-29 05:30:11,223 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f95f45e-133b-407c-bc07-6f347503c460/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (2)] Ended with exit code 0 [2021-10-29 05:30:11,362 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f95f45e-133b-407c-bc07-6f347503c460/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 [2021-10-29 05:30:11,362 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-29 05:30:11,363 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-29 05:30:11,363 INFO L85 PathProgramCache]: Analyzing trace with hash 889476935, now seen corresponding path program 1 times [2021-10-29 05:30:11,374 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-29 05:30:11,374 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [118091366] [2021-10-29 05:30:11,375 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-29 05:30:11,375 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-29 05:30:11,375 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f95f45e-133b-407c-bc07-6f347503c460/bin/utaipan-SDwSMHVbGG/mathsat [2021-10-29 05:30:11,377 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f95f45e-133b-407c-bc07-6f347503c460/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-29 05:30:11,421 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f95f45e-133b-407c-bc07-6f347503c460/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2021-10-29 05:30:16,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 05:30:16,402 INFO L263 TraceCheckSpWp]: Trace formula consists of 1663 conjuncts, 13 conjunts are in the unsatisfiable core [2021-10-29 05:30:16,409 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 05:30:16,955 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 05:30:16,955 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-29 05:30:17,789 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 05:30:17,789 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-29 05:30:17,789 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [118091366] [2021-10-29 05:30:17,790 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [118091366] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-29 05:30:17,790 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-29 05:30:17,790 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 8 [2021-10-29 05:30:17,790 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [328425586] [2021-10-29 05:30:17,792 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-10-29 05:30:17,792 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-29 05:30:17,793 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-10-29 05:30:17,793 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2021-10-29 05:30:17,794 INFO L87 Difference]: Start difference. First operand 12 states and 11 transitions. Second operand has 8 states, 8 states have (on average 1.25) internal successors, (10), 8 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 05:30:18,112 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-29 05:30:18,112 INFO L93 Difference]: Finished difference Result 12 states and 11 transitions. [2021-10-29 05:30:18,114 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-29 05:30:18,115 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 1.25) internal successors, (10), 8 states have internal predecessors, (10), 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) Word has length 6 [2021-10-29 05:30:18,115 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-29 05:30:18,115 INFO L225 Difference]: With dead ends: 12 [2021-10-29 05:30:18,115 INFO L226 Difference]: Without dead ends: 9 [2021-10-29 05:30:18,116 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=31, Invalid=59, Unknown=0, NotChecked=0, Total=90 [2021-10-29 05:30:18,116 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9 states. [2021-10-29 05:30:18,118 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9 to 9. [2021-10-29 05:30:18,118 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9 states, 8 states have (on average 1.0) internal successors, (8), 8 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 05:30:18,119 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 8 transitions. [2021-10-29 05:30:18,119 INFO L78 Accepts]: Start accepts. Automaton has 9 states and 8 transitions. Word has length 6 [2021-10-29 05:30:18,119 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-29 05:30:18,119 INFO L470 AbstractCegarLoop]: Abstraction has 9 states and 8 transitions. [2021-10-29 05:30:18,119 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 1.25) internal successors, (10), 8 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 05:30:18,119 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 8 transitions. [2021-10-29 05:30:18,120 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-10-29 05:30:18,120 INFO L505 BasicCegarLoop]: Found error trace [2021-10-29 05:30:18,120 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2021-10-29 05:30:18,175 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f95f45e-133b-407c-bc07-6f347503c460/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2021-10-29 05:30:18,320 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f95f45e-133b-407c-bc07-6f347503c460/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 [2021-10-29 05:30:18,321 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-29 05:30:18,322 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-29 05:30:18,322 INFO L85 PathProgramCache]: Analyzing trace with hash 98510259, now seen corresponding path program 1 times [2021-10-29 05:30:18,330 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-29 05:30:18,331 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1510119080] [2021-10-29 05:30:18,331 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-29 05:30:18,331 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-29 05:30:18,331 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f95f45e-133b-407c-bc07-6f347503c460/bin/utaipan-SDwSMHVbGG/mathsat [2021-10-29 05:30:18,332 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f95f45e-133b-407c-bc07-6f347503c460/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-29 05:30:18,377 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f95f45e-133b-407c-bc07-6f347503c460/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2021-10-29 05:30:23,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 05:30:23,261 INFO L263 TraceCheckSpWp]: Trace formula consists of 1666 conjuncts, 15 conjunts are in the unsatisfiable core [2021-10-29 05:30:23,265 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 05:30:24,247 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 05:30:24,247 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-29 05:30:25,494 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 05:30:25,494 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-29 05:30:25,495 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1510119080] [2021-10-29 05:30:25,495 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1510119080] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-29 05:30:25,495 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-29 05:30:25,495 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7, 7] imperfect sequences [] total 11 [2021-10-29 05:30:25,495 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1234294444] [2021-10-29 05:30:25,496 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2021-10-29 05:30:25,496 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-29 05:30:25,497 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-10-29 05:30:25,497 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=84, Unknown=0, NotChecked=0, Total=110 [2021-10-29 05:30:25,497 INFO L87 Difference]: Start difference. First operand 9 states and 8 transitions. Second operand has 11 states, 11 states have (on average 1.2727272727272727) internal successors, (14), 11 states have internal predecessors, (14), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 05:30:26,250 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-29 05:30:26,250 INFO L93 Difference]: Finished difference Result 9 states and 8 transitions. [2021-10-29 05:30:26,252 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-29 05:30:26,252 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 1.2727272727272727) internal successors, (14), 11 states have internal predecessors, (14), 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) Word has length 8 [2021-10-29 05:30:26,252 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-29 05:30:26,252 INFO L225 Difference]: With dead ends: 9 [2021-10-29 05:30:26,252 INFO L226 Difference]: Without dead ends: 0 [2021-10-29 05:30:26,253 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 4 SyntacticMatches, 1 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 1.9s TimeCoverageRelationStatistics Valid=44, Invalid=112, Unknown=0, NotChecked=0, Total=156 [2021-10-29 05:30:26,253 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-10-29 05:30:26,253 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-10-29 05:30:26,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 05:30:26,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-10-29 05:30:26,254 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 8 [2021-10-29 05:30:26,254 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-29 05:30:26,254 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-29 05:30:26,254 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 1.2727272727272727) internal successors, (14), 11 states have internal predecessors, (14), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 05:30:26,254 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-10-29 05:30:26,254 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-10-29 05:30:26,256 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-10-29 05:30:26,257 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION [2021-10-29 05:30:26,257 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION [2021-10-29 05:30:26,295 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f95f45e-133b-407c-bc07-6f347503c460/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2021-10-29 05:30:26,457 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f95f45e-133b-407c-bc07-6f347503c460/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 [2021-10-29 05:30:26,460 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-10-29 05:30:26,463 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:30:26,511 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:30:26,719 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-10-29 05:30:26,719 INFO L857 garLoopResultBuilder]: For program point L223(line 223) no Hoare annotation was computed. [2021-10-29 05:30:26,719 INFO L857 garLoopResultBuilder]: For program point L223-1(line 223) no Hoare annotation was computed. [2021-10-29 05:30:26,720 INFO L857 garLoopResultBuilder]: For program point L223-3(line 223) no Hoare annotation was computed. [2021-10-29 05:30:26,720 INFO L857 garLoopResultBuilder]: For program point L223-4(line 223) no Hoare annotation was computed. [2021-10-29 05:30:26,720 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 223) no Hoare annotation was computed. [2021-10-29 05:30:26,720 INFO L857 garLoopResultBuilder]: For program point L223-6(line 223) no Hoare annotation was computed. [2021-10-29 05:30:26,720 INFO L857 garLoopResultBuilder]: For program point L223-7(line 223) no Hoare annotation was computed. [2021-10-29 05:30:26,720 INFO L857 garLoopResultBuilder]: For program point L8750(lines 8750 8765) no Hoare annotation was computed. [2021-10-29 05:30:26,721 INFO L853 garLoopResultBuilder]: At program point L8071(lines 8050 8072) the Hoare annotation is: (= (_ bv0 64) (bvadd |ULTIMATE.start_aws_nospec_mask_#res| (bvudiv (bvnot (bvor (bvor ULTIMATE.start_aws_nospec_mask_harness_~index~0 ULTIMATE.start_aws_nospec_mask_harness_~bound~0) (bvadd ULTIMATE.start_aws_nospec_mask_harness_~bound~0 (_ bv18446744073709551615 64) (bvneg ULTIMATE.start_aws_nospec_mask_harness_~index~0)))) (_ bv9223372036854775808 64)))) [2021-10-29 05:30:26,721 INFO L857 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-10-29 05:30:26,721 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-10-29 05:30:26,721 INFO L857 garLoopResultBuilder]: For program point L222-1(lines 222 224) no Hoare annotation was computed. [2021-10-29 05:30:26,721 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-10-29 05:30:26,721 INFO L857 garLoopResultBuilder]: For program point L222-2(lines 222 224) no Hoare annotation was computed. [2021-10-29 05:30:26,722 INFO L853 garLoopResultBuilder]: At program point L8767(line 8767) the Hoare annotation is: (and (not (= ULTIMATE.start___VERIFIER_assert_~cond (_ bv0 8))) (or (= (_ bv0 64) |ULTIMATE.start_aws_nospec_mask_#res|) (= (_ bv0 64) (bvadd |ULTIMATE.start_aws_nospec_mask_#res| (_ bv1 64)))) (exists ((ULTIMATE.start_aws_nospec_mask_~toobig_mask~0 (_ BitVec 64)) (ULTIMATE.start_aws_nospec_mask_~negative_mask~0 (_ BitVec 64))) (= (bvadd (bvudiv (bvnot (bvor ULTIMATE.start_aws_nospec_mask_~negative_mask~0 ULTIMATE.start_aws_nospec_mask_~toobig_mask~0)) (_ bv9223372036854775808 64)) ULTIMATE.start_aws_nospec_mask_harness_~rval~14) (_ bv0 64)))) [2021-10-29 05:30:26,722 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 223) no Hoare annotation was computed. [2021-10-29 05:30:26,722 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 223) no Hoare annotation was computed. [2021-10-29 05:30:26,726 INFO L731 BasicCegarLoop]: Path program histogram: [1, 1, 1] [2021-10-29 05:30:26,728 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-10-29 05:30:26,740 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_aws_nospec_mask_~negative_mask~0,QUANTIFIED] [2021-10-29 05:30:26,741 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_aws_nospec_mask_~toobig_mask~0,QUANTIFIED] [2021-10-29 05:30:26,748 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_aws_nospec_mask_~negative_mask~0,QUANTIFIED] [2021-10-29 05:30:26,749 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_aws_nospec_mask_~toobig_mask~0,QUANTIFIED] [2021-10-29 05:30:26,757 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 29.10 05:30:26 BoogieIcfgContainer [2021-10-29 05:30:26,758 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-29 05:30:26,759 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-29 05:30:26,759 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-29 05:30:26,759 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-29 05:30:26,760 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 05:30:03" (3/4) ... [2021-10-29 05:30:26,766 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-10-29 05:30:26,801 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 108 nodes and edges [2021-10-29 05:30:26,804 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 53 nodes and edges [2021-10-29 05:30:26,806 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 26 nodes and edges [2021-10-29 05:30:26,808 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 13 nodes and edges [2021-10-29 05:30:26,810 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2021-10-29 05:30:26,811 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2021-10-29 05:30:26,813 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-10-29 05:30:26,814 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-29 05:30:26,866 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: 0bv64 == ~bvadd16(\result, ~bvudiv64(~bvnot64(~bvor64(~bvor64(index, bound), ~bvadd16(bound, 18446744073709551615bv64, ~bvneg32(index)))), 9223372036854775808bv64)) [2021-10-29 05:30:26,866 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (!(cond == 0bv8) && (0bv64 == \result || 0bv64 == ~bvadd16(\result, 1bv64))) && (\exists ULTIMATE.start_aws_nospec_mask_~toobig_mask~0 : bv64, ULTIMATE.start_aws_nospec_mask_~negative_mask~0 : bv64 :: ~bvadd16(~bvudiv64(~bvnot64(~bvor64(ULTIMATE.start_aws_nospec_mask_~negative_mask~0, ULTIMATE.start_aws_nospec_mask_~toobig_mask~0)), 9223372036854775808bv64), rval) == 0bv64) [2021-10-29 05:30:28,202 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f95f45e-133b-407c-bc07-6f347503c460/bin/utaipan-SDwSMHVbGG/witness.graphml [2021-10-29 05:30:28,203 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-29 05:30:28,205 INFO L168 Benchmark]: Toolchain (without parser) took 45554.99 ms. Allocated memory was 67.1 MB in the beginning and 891.3 MB in the end (delta: 824.2 MB). Free memory was 37.5 MB in the beginning and 733.2 MB in the end (delta: -695.7 MB). Peak memory consumption was 583.6 MB. Max. memory is 16.1 GB. [2021-10-29 05:30:28,205 INFO L168 Benchmark]: CDTParser took 0.36 ms. Allocated memory is still 67.1 MB. Free memory is still 47.6 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-29 05:30:28,206 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4523.93 ms. Allocated memory was 67.1 MB in the beginning and 142.6 MB in the end (delta: 75.5 MB). Free memory was 37.3 MB in the beginning and 81.7 MB in the end (delta: -44.4 MB). Peak memory consumption was 52.7 MB. Max. memory is 16.1 GB. [2021-10-29 05:30:28,206 INFO L168 Benchmark]: Boogie Procedure Inliner took 334.65 ms. Allocated memory is still 142.6 MB. Free memory was 81.7 MB in the beginning and 70.6 MB in the end (delta: 11.2 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-10-29 05:30:28,207 INFO L168 Benchmark]: Boogie Preprocessor took 189.75 ms. Allocated memory is still 142.6 MB. Free memory was 70.6 MB in the beginning and 62.2 MB in the end (delta: 8.4 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-10-29 05:30:28,207 INFO L168 Benchmark]: RCFGBuilder took 15759.66 ms. Allocated memory was 142.6 MB in the beginning and 742.4 MB in the end (delta: 599.8 MB). Free memory was 62.2 MB in the beginning and 400.8 MB in the end (delta: -338.6 MB). Peak memory consumption was 422.4 MB. Max. memory is 16.1 GB. [2021-10-29 05:30:28,208 INFO L168 Benchmark]: TraceAbstraction took 23294.39 ms. Allocated memory is still 742.4 MB. Free memory was 399.7 MB in the beginning and 434.5 MB in the end (delta: -34.8 MB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-29 05:30:28,208 INFO L168 Benchmark]: Witness Printer took 1443.82 ms. Allocated memory was 742.4 MB in the beginning and 891.3 MB in the end (delta: 148.9 MB). Free memory was 434.5 MB in the beginning and 733.2 MB in the end (delta: -298.7 MB). Peak memory consumption was 305.7 MB. Max. memory is 16.1 GB. [2021-10-29 05:30:28,211 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.36 ms. Allocated memory is still 67.1 MB. Free memory is still 47.6 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 4523.93 ms. Allocated memory was 67.1 MB in the beginning and 142.6 MB in the end (delta: 75.5 MB). Free memory was 37.3 MB in the beginning and 81.7 MB in the end (delta: -44.4 MB). Peak memory consumption was 52.7 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 334.65 ms. Allocated memory is still 142.6 MB. Free memory was 81.7 MB in the beginning and 70.6 MB in the end (delta: 11.2 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 189.75 ms. Allocated memory is still 142.6 MB. Free memory was 70.6 MB in the beginning and 62.2 MB in the end (delta: 8.4 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * RCFGBuilder took 15759.66 ms. Allocated memory was 142.6 MB in the beginning and 742.4 MB in the end (delta: 599.8 MB). Free memory was 62.2 MB in the beginning and 400.8 MB in the end (delta: -338.6 MB). Peak memory consumption was 422.4 MB. Max. memory is 16.1 GB. * TraceAbstraction took 23294.39 ms. Allocated memory is still 742.4 MB. Free memory was 399.7 MB in the beginning and 434.5 MB in the end (delta: -34.8 MB). There was no memory consumed. Max. memory is 16.1 GB. * Witness Printer took 1443.82 ms. Allocated memory was 742.4 MB in the beginning and 891.3 MB in the end (delta: 148.9 MB). Free memory was 434.5 MB in the beginning and 733.2 MB in the end (delta: -298.7 MB). Peak memory consumption was 305.7 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_aws_nospec_mask_~negative_mask~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_aws_nospec_mask_~toobig_mask~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_aws_nospec_mask_~negative_mask~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_aws_nospec_mask_~toobig_mask~0,QUANTIFIED] * 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 - PositiveResult [Line: 223]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - 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 1 procedures, 18 locations, 3 error locations. Started 1 CEGAR loops. OverallTime: 23.1s, OverallIterations: 3, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 1.8s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.2s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 18 SDtfs, 52 SDslu, 30 SDs, 0 SdLazy, 39 SolverSat, 13 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.4s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 42 GetRequests, 12 SyntacticMatches, 2 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 2 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 3.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=18occurred in iteration=0, InterpolantAutomatonStates: 16, 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, 3 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 2 LocationsWithAnnotation, 2 PreInvPairs, 3 NumberOfFragments, 41 HoareAnnotationTreeSize, 2 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 2 FomulaSimplificationsInter, 10 FormulaSimplificationTreeSizeReductionInter, 0.2s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.4s SsaConstructionTime, 14.2s SatisfiabilityAnalysisTime, 4.8s InterpolantComputationTime, 20 NumberOfCodeBlocks, 20 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 34 ConstructedInterpolants, 2 QuantifiedInterpolants, 285 SizeOfPredicates, 32 NumberOfNonLiveVariables, 4992 ConjunctsInSsa, 35 ConjunctsInUnsatCore, 6 InterpolantComputations, 6 PerfectInterpolantSequences, 0/0 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 3 specifications checked. All of them hold - InvariantResult [Line: 8767]: Loop Invariant [2021-10-29 05:30:28,221 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_aws_nospec_mask_~negative_mask~0,QUANTIFIED] [2021-10-29 05:30:28,221 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_aws_nospec_mask_~toobig_mask~0,QUANTIFIED] [2021-10-29 05:30:28,222 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_aws_nospec_mask_~negative_mask~0,QUANTIFIED] [2021-10-29 05:30:28,222 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_aws_nospec_mask_~toobig_mask~0,QUANTIFIED] Derived loop invariant: (!(cond == 0bv8) && (0bv64 == \result || 0bv64 == ~bvadd16(\result, 1bv64))) && (\exists ULTIMATE.start_aws_nospec_mask_~toobig_mask~0 : bv64, ULTIMATE.start_aws_nospec_mask_~negative_mask~0 : bv64 :: ~bvadd16(~bvudiv64(~bvnot64(~bvor64(ULTIMATE.start_aws_nospec_mask_~negative_mask~0, ULTIMATE.start_aws_nospec_mask_~toobig_mask~0)), 9223372036854775808bv64), rval) == 0bv64) - InvariantResult [Line: 8050]: Loop Invariant Derived loop invariant: 0bv64 == ~bvadd16(\result, ~bvudiv64(~bvnot64(~bvor64(~bvor64(index, bound), ~bvadd16(bound, 18446744073709551615bv64, ~bvneg32(index)))), 9223372036854775808bv64)) RESULT: Ultimate proved your program to be correct! [2021-10-29 05:30:28,299 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f95f45e-133b-407c-bc07-6f347503c460/bin/utaipan-SDwSMHVbGG/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...