./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/aws-c-common/aws_priority_queue_push_harness.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 63182f13 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c59bfbdd-f31e-4517-86b9-2e279ed8b14b/bin/utaipan-vmNK8stdcF/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c59bfbdd-f31e-4517-86b9-2e279ed8b14b/bin/utaipan-vmNK8stdcF/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c59bfbdd-f31e-4517-86b9-2e279ed8b14b/bin/utaipan-vmNK8stdcF/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c59bfbdd-f31e-4517-86b9-2e279ed8b14b/bin/utaipan-vmNK8stdcF/config/TaipanReach.xml -i ../../sv-benchmarks/c/aws-c-common/aws_priority_queue_push_harness.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c59bfbdd-f31e-4517-86b9-2e279ed8b14b/bin/utaipan-vmNK8stdcF/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c59bfbdd-f31e-4517-86b9-2e279ed8b14b/bin/utaipan-vmNK8stdcF --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash d8b9169d0d63d8238da177db4999afabb0efa6e97e1e7cd257e8474f76788f17 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-63182f1 [2021-11-12 22:33:11,181 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-12 22:33:11,183 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-12 22:33:11,221 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-12 22:33:11,222 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-12 22:33:11,223 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-12 22:33:11,226 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-12 22:33:11,229 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-12 22:33:11,232 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-12 22:33:11,233 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-12 22:33:11,235 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-12 22:33:11,237 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-12 22:33:11,238 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-12 22:33:11,239 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-12 22:33:11,241 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-12 22:33:11,243 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-12 22:33:11,245 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-12 22:33:11,246 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-12 22:33:11,249 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-12 22:33:11,252 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-12 22:33:11,261 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-12 22:33:11,263 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-12 22:33:11,264 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-12 22:33:11,265 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-12 22:33:11,269 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-12 22:33:11,270 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-12 22:33:11,270 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-12 22:33:11,276 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-12 22:33:11,277 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-12 22:33:11,284 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-12 22:33:11,285 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-12 22:33:11,286 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-12 22:33:11,289 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-12 22:33:11,290 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-12 22:33:11,292 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-12 22:33:11,292 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-12 22:33:11,293 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-12 22:33:11,294 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-12 22:33:11,294 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-12 22:33:11,296 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-12 22:33:11,296 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-12 22:33:11,297 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c59bfbdd-f31e-4517-86b9-2e279ed8b14b/bin/utaipan-vmNK8stdcF/config/svcomp-Reach-64bit-Taipan_Default.epf [2021-11-12 22:33:11,343 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-12 22:33:11,347 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-12 22:33:11,349 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-12 22:33:11,349 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-12 22:33:11,349 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-12 22:33:11,350 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-12 22:33:11,350 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-12 22:33:11,350 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-12 22:33:11,350 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-12 22:33:11,350 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-12 22:33:11,352 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-12 22:33:11,352 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-12 22:33:11,352 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-12 22:33:11,353 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-12 22:33:11,353 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-12 22:33:11,353 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-11-12 22:33:11,354 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-12 22:33:11,354 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-12 22:33:11,354 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-12 22:33:11,354 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-12 22:33:11,355 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-12 22:33:11,355 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-12 22:33:11,355 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-12 22:33:11,355 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-12 22:33:11,356 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-12 22:33:11,356 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-12 22:33:11,356 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-12 22:33:11,356 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-12 22:33:11,356 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-12 22:33:11,359 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-12 22:33:11,359 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-12 22:33:11,359 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-12 22:33:11,360 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-12 22:33:11,360 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-12 22:33:11,360 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-12 22:33:11,360 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-12 22:33:11,361 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-12 22:33:11,361 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_c59bfbdd-f31e-4517-86b9-2e279ed8b14b/bin/utaipan-vmNK8stdcF/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c59bfbdd-f31e-4517-86b9-2e279ed8b14b/bin/utaipan-vmNK8stdcF Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d8b9169d0d63d8238da177db4999afabb0efa6e97e1e7cd257e8474f76788f17 [2021-11-12 22:33:11,645 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-12 22:33:11,665 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-12 22:33:11,669 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-12 22:33:11,670 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-12 22:33:11,671 INFO L275 PluginConnector]: CDTParser initialized [2021-11-12 22:33:11,673 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c59bfbdd-f31e-4517-86b9-2e279ed8b14b/bin/utaipan-vmNK8stdcF/../../sv-benchmarks/c/aws-c-common/aws_priority_queue_push_harness.i [2021-11-12 22:33:11,744 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c59bfbdd-f31e-4517-86b9-2e279ed8b14b/bin/utaipan-vmNK8stdcF/data/cc25b15a6/750d6a1b156740929da63fe87bbe9b30/FLAGe06176495 [2021-11-12 22:33:12,585 INFO L306 CDTParser]: Found 1 translation units. [2021-11-12 22:33:12,586 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c59bfbdd-f31e-4517-86b9-2e279ed8b14b/sv-benchmarks/c/aws-c-common/aws_priority_queue_push_harness.i [2021-11-12 22:33:12,631 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c59bfbdd-f31e-4517-86b9-2e279ed8b14b/bin/utaipan-vmNK8stdcF/data/cc25b15a6/750d6a1b156740929da63fe87bbe9b30/FLAGe06176495 [2021-11-12 22:33:12,719 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c59bfbdd-f31e-4517-86b9-2e279ed8b14b/bin/utaipan-vmNK8stdcF/data/cc25b15a6/750d6a1b156740929da63fe87bbe9b30 [2021-11-12 22:33:12,722 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-12 22:33:12,726 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-12 22:33:12,732 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-12 22:33:12,733 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-12 22:33:12,737 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-12 22:33:12,738 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 10:33:12" (1/1) ... [2021-11-12 22:33:12,742 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4e122953 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 10:33:12, skipping insertion in model container [2021-11-12 22:33:12,743 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 10:33:12" (1/1) ... [2021-11-12 22:33:12,752 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-12 22:33:12,915 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-12 22:33:13,209 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_c59bfbdd-f31e-4517-86b9-2e279ed8b14b/sv-benchmarks/c/aws-c-common/aws_priority_queue_push_harness.i[4497,4510] [2021-11-12 22:33:13,217 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_c59bfbdd-f31e-4517-86b9-2e279ed8b14b/sv-benchmarks/c/aws-c-common/aws_priority_queue_push_harness.i[4557,4570] [2021-11-12 22:33:13,244 WARN L612 FunctionHandler]: implicit declaration of function __builtin_uaddl_overflow [2021-11-12 22:33:13,250 WARN L612 FunctionHandler]: implicit declaration of function __builtin_umull_overflow [2021-11-12 22:33:14,302 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 22:33:14,303 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 22:33:14,304 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 22:33:14,305 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 22:33:14,307 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 22:33:14,324 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 22:33:14,325 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 22:33:14,327 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 22:33:14,328 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 22:33:14,330 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 22:33:14,331 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 22:33:14,333 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 22:33:14,333 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 22:33:14,791 WARN L612 FunctionHandler]: implicit declaration of function __atomic_load_n [2021-11-12 22:33:14,793 WARN L612 FunctionHandler]: implicit declaration of function __atomic_store_n [2021-11-12 22:33:14,795 WARN L612 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2021-11-12 22:33:14,797 WARN L612 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2021-11-12 22:33:14,799 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2021-11-12 22:33:14,800 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2021-11-12 22:33:14,801 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2021-11-12 22:33:14,802 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2021-11-12 22:33:14,803 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2021-11-12 22:33:14,804 WARN L612 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2021-11-12 22:33:14,997 WARN L612 FunctionHandler]: implicit declaration of function __builtin_va_copy [2021-11-12 22:33:15,032 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 22:33:15,041 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 22:33:15,114 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 22:33:15,115 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 22:33:15,116 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 22:33:15,116 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 22:33:15,116 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 22:33:15,117 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 22:33:15,118 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 22:33:15,118 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 22:33:15,119 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 22:33:15,119 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 22:33:15,120 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 22:33:15,120 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 22:33:15,120 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 22:33:15,124 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 22:33:15,125 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 22:33:15,125 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 22:33:15,125 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 22:33:15,129 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 22:33:15,130 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 22:33:15,138 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 22:33:15,140 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 22:33:15,140 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 22:33:15,158 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-12 22:33:15,197 ERROR L326 MainTranslator]: Unsupported Syntax: Found a cast between two array/pointer types where the value type is smaller than the cast-to type while using memory model HoenickeLindenmann_Original (while Not using bitvector translation) [2021-11-12 22:33:15,198 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@4e557af8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 10:33:15, skipping insertion in model container [2021-11-12 22:33:15,198 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-12 22:33:15,199 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-12 22:33:15,201 INFO L158 Benchmark]: Toolchain (without parser) took 2473.57ms. Allocated memory is still 125.8MB. Free memory was 83.4MB in the beginning and 53.0MB in the end (delta: 30.4MB). Peak memory consumption was 32.2MB. Max. memory is 16.1GB. [2021-11-12 22:33:15,202 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 94.4MB. Free memory was 48.8MB in the beginning and 48.7MB in the end (delta: 77.1kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-12 22:33:15,203 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2466.30ms. Allocated memory is still 125.8MB. Free memory was 83.4MB in the beginning and 53.0MB in the end (delta: 30.4MB). Peak memory consumption was 32.2MB. Max. memory is 16.1GB. [2021-11-12 22:33:15,227 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28ms. Allocated memory is still 94.4MB. Free memory was 48.8MB in the beginning and 48.7MB in the end (delta: 77.1kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2466.30ms. Allocated memory is still 125.8MB. Free memory was 83.4MB in the beginning and 53.0MB in the end (delta: 30.4MB). Peak memory consumption was 32.2MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 7039]: Unsupported Syntax Found a cast between two array/pointer types where the value type is smaller than the cast-to type while using memory model HoenickeLindenmann_Original (while Not using bitvector translation) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c59bfbdd-f31e-4517-86b9-2e279ed8b14b/bin/utaipan-vmNK8stdcF/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c59bfbdd-f31e-4517-86b9-2e279ed8b14b/bin/utaipan-vmNK8stdcF/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c59bfbdd-f31e-4517-86b9-2e279ed8b14b/bin/utaipan-vmNK8stdcF/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c59bfbdd-f31e-4517-86b9-2e279ed8b14b/bin/utaipan-vmNK8stdcF/config/TaipanReach.xml -i ../../sv-benchmarks/c/aws-c-common/aws_priority_queue_push_harness.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c59bfbdd-f31e-4517-86b9-2e279ed8b14b/bin/utaipan-vmNK8stdcF/config/svcomp-Reach-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c59bfbdd-f31e-4517-86b9-2e279ed8b14b/bin/utaipan-vmNK8stdcF --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash d8b9169d0d63d8238da177db4999afabb0efa6e97e1e7cd257e8474f76788f17 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-63182f1 [2021-11-12 22:33:17,842 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-12 22:33:17,844 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-12 22:33:17,916 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-12 22:33:17,917 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-12 22:33:17,923 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-12 22:33:17,925 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-12 22:33:17,935 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-12 22:33:17,939 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-12 22:33:17,949 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-12 22:33:17,951 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-12 22:33:17,953 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-12 22:33:17,954 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-12 22:33:17,958 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-12 22:33:17,961 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-12 22:33:17,966 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-12 22:33:17,969 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-12 22:33:17,970 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-12 22:33:17,973 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-12 22:33:17,984 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-12 22:33:17,987 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-12 22:33:17,989 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-12 22:33:17,992 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-12 22:33:17,996 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-12 22:33:18,007 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-12 22:33:18,008 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-12 22:33:18,008 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-12 22:33:18,011 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-12 22:33:18,012 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-12 22:33:18,013 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-12 22:33:18,014 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-12 22:33:18,015 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-12 22:33:18,018 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-12 22:33:18,019 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-12 22:33:18,021 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-12 22:33:18,021 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-12 22:33:18,024 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-12 22:33:18,024 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-12 22:33:18,024 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-12 22:33:18,027 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-12 22:33:18,028 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-12 22:33:18,029 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c59bfbdd-f31e-4517-86b9-2e279ed8b14b/bin/utaipan-vmNK8stdcF/config/svcomp-Reach-64bit-Taipan_Bitvector.epf [2021-11-12 22:33:18,089 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-12 22:33:18,090 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-12 22:33:18,092 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-12 22:33:18,092 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-12 22:33:18,092 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-12 22:33:18,093 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-12 22:33:18,093 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-12 22:33:18,093 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-12 22:33:18,094 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-12 22:33:18,094 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-12 22:33:18,097 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-12 22:33:18,098 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-12 22:33:18,098 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-12 22:33:18,098 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-12 22:33:18,098 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-12 22:33:18,099 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-12 22:33:18,099 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-12 22:33:18,099 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-12 22:33:18,100 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-12 22:33:18,100 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-12 22:33:18,100 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-12 22:33:18,100 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-12 22:33:18,101 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-12 22:33:18,101 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-12 22:33:18,101 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-12 22:33:18,102 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-12 22:33:18,102 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-12 22:33:18,102 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-12 22:33:18,103 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-12 22:33:18,103 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-12 22:33:18,103 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-12 22:33:18,103 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-12 22:33:18,104 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-12 22:33:18,104 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_c59bfbdd-f31e-4517-86b9-2e279ed8b14b/bin/utaipan-vmNK8stdcF/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c59bfbdd-f31e-4517-86b9-2e279ed8b14b/bin/utaipan-vmNK8stdcF Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d8b9169d0d63d8238da177db4999afabb0efa6e97e1e7cd257e8474f76788f17 [2021-11-12 22:33:18,616 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-12 22:33:18,643 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-12 22:33:18,647 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-12 22:33:18,648 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-12 22:33:18,649 INFO L275 PluginConnector]: CDTParser initialized [2021-11-12 22:33:18,651 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c59bfbdd-f31e-4517-86b9-2e279ed8b14b/bin/utaipan-vmNK8stdcF/../../sv-benchmarks/c/aws-c-common/aws_priority_queue_push_harness.i [2021-11-12 22:33:18,742 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c59bfbdd-f31e-4517-86b9-2e279ed8b14b/bin/utaipan-vmNK8stdcF/data/886f63c65/a670fbe940c147c997cd7288f7d3fb38/FLAG16c78fa5a [2021-11-12 22:33:19,780 INFO L306 CDTParser]: Found 1 translation units. [2021-11-12 22:33:19,781 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c59bfbdd-f31e-4517-86b9-2e279ed8b14b/sv-benchmarks/c/aws-c-common/aws_priority_queue_push_harness.i [2021-11-12 22:33:19,817 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c59bfbdd-f31e-4517-86b9-2e279ed8b14b/bin/utaipan-vmNK8stdcF/data/886f63c65/a670fbe940c147c997cd7288f7d3fb38/FLAG16c78fa5a [2021-11-12 22:33:20,152 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c59bfbdd-f31e-4517-86b9-2e279ed8b14b/bin/utaipan-vmNK8stdcF/data/886f63c65/a670fbe940c147c997cd7288f7d3fb38 [2021-11-12 22:33:20,155 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-12 22:33:20,156 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-12 22:33:20,161 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-12 22:33:20,161 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-12 22:33:20,166 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-12 22:33:20,167 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 10:33:20" (1/1) ... [2021-11-12 22:33:20,168 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2c4948d9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 10:33:20, skipping insertion in model container [2021-11-12 22:33:20,168 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 10:33:20" (1/1) ... [2021-11-12 22:33:20,176 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-12 22:33:20,329 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-12 22:33:20,657 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_c59bfbdd-f31e-4517-86b9-2e279ed8b14b/sv-benchmarks/c/aws-c-common/aws_priority_queue_push_harness.i[4497,4510] [2021-11-12 22:33:20,664 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_c59bfbdd-f31e-4517-86b9-2e279ed8b14b/sv-benchmarks/c/aws-c-common/aws_priority_queue_push_harness.i[4557,4570] [2021-11-12 22:33:20,697 WARN L612 FunctionHandler]: implicit declaration of function __builtin_uaddl_overflow [2021-11-12 22:33:20,702 WARN L612 FunctionHandler]: implicit declaration of function __builtin_umull_overflow [2021-11-12 22:33:21,588 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 22:33:21,588 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 22:33:21,589 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 22:33:21,590 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 22:33:21,591 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 22:33:21,606 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 22:33:21,607 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 22:33:21,609 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 22:33:21,610 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 22:33:21,612 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 22:33:21,613 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 22:33:21,614 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 22:33:21,614 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 22:33:21,981 WARN L612 FunctionHandler]: implicit declaration of function __atomic_load_n [2021-11-12 22:33:21,982 WARN L612 FunctionHandler]: implicit declaration of function __atomic_store_n [2021-11-12 22:33:21,983 WARN L612 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2021-11-12 22:33:21,985 WARN L612 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2021-11-12 22:33:21,986 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2021-11-12 22:33:21,987 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2021-11-12 22:33:21,988 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2021-11-12 22:33:21,989 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2021-11-12 22:33:21,989 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2021-11-12 22:33:21,990 WARN L612 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2021-11-12 22:33:22,191 WARN L612 FunctionHandler]: implicit declaration of function __builtin_va_copy [2021-11-12 22:33:22,271 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 22:33:22,292 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 22:33:22,391 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 22:33:22,394 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 22:33:22,397 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 22:33:22,397 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 22:33:22,398 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 22:33:22,398 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 22:33:22,399 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 22:33:22,400 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 22:33:22,401 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 22:33:22,401 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 22:33:22,402 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 22:33:22,402 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 22:33:22,403 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 22:33:22,408 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 22:33:22,409 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 22:33:22,409 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 22:33:22,410 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 22:33:22,422 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 22:33:22,423 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 22:33:22,441 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 22:33:22,442 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 22:33:22,443 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 22:33:22,466 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-12 22:33:22,532 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-11-12 22:33:22,583 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-12 22:33:22,587 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_c59bfbdd-f31e-4517-86b9-2e279ed8b14b/sv-benchmarks/c/aws-c-common/aws_priority_queue_push_harness.i[4497,4510] [2021-11-12 22:33:22,588 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_c59bfbdd-f31e-4517-86b9-2e279ed8b14b/sv-benchmarks/c/aws-c-common/aws_priority_queue_push_harness.i[4557,4570] [2021-11-12 22:33:22,589 WARN L612 FunctionHandler]: implicit declaration of function __builtin_uaddl_overflow [2021-11-12 22:33:22,590 WARN L612 FunctionHandler]: implicit declaration of function __builtin_umull_overflow [2021-11-12 22:33:22,646 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 22:33:22,646 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 22:33:22,647 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 22:33:22,647 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 22:33:22,648 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 22:33:22,654 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 22:33:22,655 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 22:33:22,656 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 22:33:22,656 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 22:33:22,657 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 22:33:22,658 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 22:33:22,658 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 22:33:22,659 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 22:33:22,694 WARN L612 FunctionHandler]: implicit declaration of function __atomic_load_n [2021-11-12 22:33:22,695 WARN L612 FunctionHandler]: implicit declaration of function __atomic_store_n [2021-11-12 22:33:22,696 WARN L612 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2021-11-12 22:33:22,697 WARN L612 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2021-11-12 22:33:22,697 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2021-11-12 22:33:22,698 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2021-11-12 22:33:22,699 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2021-11-12 22:33:22,699 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2021-11-12 22:33:22,700 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2021-11-12 22:33:22,700 WARN L612 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2021-11-12 22:33:22,722 WARN L612 FunctionHandler]: implicit declaration of function __builtin_va_copy [2021-11-12 22:33:22,738 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 22:33:22,742 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 22:33:22,774 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 22:33:22,775 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 22:33:22,776 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 22:33:22,776 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 22:33:22,777 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 22:33:22,777 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 22:33:22,778 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 22:33:22,779 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 22:33:22,780 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 22:33:22,780 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 22:33:22,781 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 22:33:22,782 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 22:33:22,782 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 22:33:22,783 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 22:33:22,783 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 22:33:22,785 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 22:33:22,785 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 22:33:22,792 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 22:33:22,793 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 22:33:22,802 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 22:33:22,804 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 22:33:22,804 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 22:33:22,816 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-12 22:33:22,833 INFO L203 MainTranslator]: Completed pre-run [2021-11-12 22:33:22,847 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_c59bfbdd-f31e-4517-86b9-2e279ed8b14b/sv-benchmarks/c/aws-c-common/aws_priority_queue_push_harness.i[4497,4510] [2021-11-12 22:33:22,848 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_c59bfbdd-f31e-4517-86b9-2e279ed8b14b/sv-benchmarks/c/aws-c-common/aws_priority_queue_push_harness.i[4557,4570] [2021-11-12 22:33:22,849 WARN L612 FunctionHandler]: implicit declaration of function __builtin_uaddl_overflow [2021-11-12 22:33:22,850 WARN L612 FunctionHandler]: implicit declaration of function __builtin_umull_overflow [2021-11-12 22:33:22,913 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 22:33:22,914 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 22:33:22,914 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 22:33:22,915 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 22:33:22,915 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 22:33:22,921 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 22:33:22,921 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 22:33:22,922 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 22:33:22,922 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 22:33:22,923 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 22:33:22,924 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 22:33:22,924 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 22:33:22,925 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 22:33:22,954 WARN L612 FunctionHandler]: implicit declaration of function __atomic_load_n [2021-11-12 22:33:22,955 WARN L612 FunctionHandler]: implicit declaration of function __atomic_store_n [2021-11-12 22:33:22,955 WARN L612 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2021-11-12 22:33:22,956 WARN L612 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2021-11-12 22:33:22,957 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2021-11-12 22:33:22,957 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2021-11-12 22:33:22,958 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2021-11-12 22:33:22,958 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2021-11-12 22:33:22,959 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2021-11-12 22:33:22,959 WARN L612 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2021-11-12 22:33:22,978 WARN L612 FunctionHandler]: implicit declaration of function __builtin_va_copy [2021-11-12 22:33:22,990 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 22:33:22,995 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 22:33:23,014 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 22:33:23,014 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 22:33:23,015 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 22:33:23,015 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 22:33:23,015 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 22:33:23,016 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 22:33:23,016 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 22:33:23,017 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 22:33:23,017 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 22:33:23,017 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 22:33:23,018 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 22:33:23,018 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 22:33:23,018 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 22:33:23,019 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 22:33:23,020 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 22:33:23,020 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 22:33:23,020 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 22:33:23,022 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 22:33:23,023 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 22:33:23,029 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 22:33:23,030 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 22:33:23,030 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 22:33:23,036 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-12 22:33:23,385 INFO L208 MainTranslator]: Completed translation [2021-11-12 22:33:23,386 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 10:33:23 WrapperNode [2021-11-12 22:33:23,386 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-12 22:33:23,387 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-12 22:33:23,387 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-12 22:33:23,387 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-12 22:33:23,395 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 10:33:23" (1/1) ... [2021-11-12 22:33:23,494 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 10:33:23" (1/1) ... [2021-11-12 22:33:23,592 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-12 22:33:23,593 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-12 22:33:23,593 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-12 22:33:23,593 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-12 22:33:23,602 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 10:33:23" (1/1) ... [2021-11-12 22:33:23,602 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 10:33:23" (1/1) ... [2021-11-12 22:33:23,618 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 10:33:23" (1/1) ... [2021-11-12 22:33:23,619 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 10:33:23" (1/1) ... [2021-11-12 22:33:23,683 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 10:33:23" (1/1) ... [2021-11-12 22:33:23,692 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 10:33:23" (1/1) ... [2021-11-12 22:33:23,729 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 10:33:23" (1/1) ... [2021-11-12 22:33:23,759 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-12 22:33:23,764 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-12 22:33:23,765 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-12 22:33:23,766 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-12 22:33:23,767 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 10:33:23" (1/1) ... [2021-11-12 22:33:23,774 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-12 22:33:23,786 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c59bfbdd-f31e-4517-86b9-2e279ed8b14b/bin/utaipan-vmNK8stdcF/z3 [2021-11-12 22:33:23,805 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c59bfbdd-f31e-4517-86b9-2e279ed8b14b/bin/utaipan-vmNK8stdcF/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-12 22:33:23,828 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c59bfbdd-f31e-4517-86b9-2e279ed8b14b/bin/utaipan-vmNK8stdcF/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-12 22:33:23,857 INFO L130 BoogieDeclarations]: Found specification of procedure s_swap [2021-11-12 22:33:23,857 INFO L138 BoogieDeclarations]: Found implementation of procedure s_swap [2021-11-12 22:33:23,857 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_init_dynamic [2021-11-12 22:33:23,858 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_init_dynamic [2021-11-12 22:33:23,858 INFO L130 BoogieDeclarations]: Found specification of procedure aws_is_mem_zeroed [2021-11-12 22:33:23,858 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_is_mem_zeroed [2021-11-12 22:33:23,858 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-12 22:33:23,858 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_is_bounded [2021-11-12 22:33:23,858 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_is_bounded [2021-11-12 22:33:23,859 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_is_valid [2021-11-12 22:33:23,859 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_is_valid [2021-11-12 22:33:23,859 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_bool [2021-11-12 22:33:23,859 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_bool [2021-11-12 22:33:23,860 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-12 22:33:23,860 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2021-11-12 22:33:23,860 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8 [2021-11-12 22:33:23,860 INFO L130 BoogieDeclarations]: Found specification of procedure aws_allocator_is_valid [2021-11-12 22:33:23,860 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_allocator_is_valid [2021-11-12 22:33:23,860 INFO L130 BoogieDeclarations]: Found specification of procedure s_sift_up [2021-11-12 22:33:23,861 INFO L138 BoogieDeclarations]: Found implementation of procedure s_sift_up [2021-11-12 22:33:23,861 INFO L130 BoogieDeclarations]: Found specification of procedure aws_raise_error [2021-11-12 22:33:23,861 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_raise_error [2021-11-12 22:33:23,862 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2021-11-12 22:33:23,862 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2021-11-12 22:33:23,862 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~C_INT [2021-11-12 22:33:23,862 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~C_INT [2021-11-12 22:33:23,862 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-12 22:33:23,862 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-12 22:33:23,863 INFO L130 BoogieDeclarations]: Found specification of procedure my_abort [2021-11-12 22:33:23,863 INFO L138 BoogieDeclarations]: Found implementation of procedure my_abort [2021-11-12 22:33:23,863 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy_impl [2021-11-12 22:33:23,864 INFO L138 BoogieDeclarations]: Found implementation of procedure memcpy_impl [2021-11-12 22:33:23,864 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-12 22:33:23,864 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-12 22:33:23,864 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_malloc [2021-11-12 22:33:23,864 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_malloc [2021-11-12 22:33:23,864 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2021-11-12 22:33:23,865 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2021-11-12 22:33:23,865 INFO L130 BoogieDeclarations]: Found specification of procedure aws_mul_size_checked [2021-11-12 22:33:23,865 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_mul_size_checked [2021-11-12 22:33:23,865 INFO L130 BoogieDeclarations]: Found specification of procedure __builtin_uaddl_overflow [2021-11-12 22:33:23,865 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_malloc [2021-11-12 22:33:23,865 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_malloc [2021-11-12 22:33:23,866 INFO L130 BoogieDeclarations]: Found specification of procedure aws_priority_queue_is_valid [2021-11-12 22:33:23,866 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_priority_queue_is_valid [2021-11-12 22:33:23,867 INFO L130 BoogieDeclarations]: Found specification of procedure aws_mem_release [2021-11-12 22:33:23,867 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_mem_release [2021-11-12 22:33:23,868 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_length [2021-11-12 22:33:23,868 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_length [2021-11-12 22:33:23,868 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-11-12 22:33:23,868 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-11-12 22:33:23,868 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-11-12 22:33:23,869 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-11-12 22:33:23,869 INFO L130 BoogieDeclarations]: Found specification of procedure my_memcpy [2021-11-12 22:33:23,869 INFO L138 BoogieDeclarations]: Found implementation of procedure my_memcpy [2021-11-12 22:33:23,869 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_pop_back [2021-11-12 22:33:23,869 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_pop_back [2021-11-12 22:33:23,869 INFO L130 BoogieDeclarations]: Found specification of procedure aws_mem_acquire [2021-11-12 22:33:23,870 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_mem_acquire [2021-11-12 22:33:23,870 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-12 22:33:23,870 INFO L130 BoogieDeclarations]: Found specification of procedure __CPROVER_overflow_plus [2021-11-12 22:33:23,870 INFO L138 BoogieDeclarations]: Found implementation of procedure __CPROVER_overflow_plus [2021-11-12 22:33:23,871 INFO L130 BoogieDeclarations]: Found specification of procedure __builtin_umull_overflow [2021-11-12 22:33:23,871 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-12 22:33:23,871 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8 [2021-11-12 22:33:23,871 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-12 22:33:23,871 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_get_at_ptr [2021-11-12 22:33:23,871 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_get_at_ptr [2021-11-12 22:33:23,872 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_allocator [2021-11-12 22:33:23,872 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_allocator [2021-11-12 22:33:23,872 INFO L130 BoogieDeclarations]: Found specification of procedure __CPROVER_overflow_mult [2021-11-12 22:33:23,872 INFO L138 BoogieDeclarations]: Found implementation of procedure __CPROVER_overflow_mult [2021-11-12 22:33:23,872 INFO L130 BoogieDeclarations]: Found specification of procedure aws_add_size_checked [2021-11-12 22:33:23,872 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_add_size_checked [2021-11-12 22:33:23,873 INFO L130 BoogieDeclarations]: Found specification of procedure ensure_array_list_has_allocated_data_member [2021-11-12 22:33:23,873 INFO L138 BoogieDeclarations]: Found implementation of procedure ensure_array_list_has_allocated_data_member [2021-11-12 22:33:23,873 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_set_at [2021-11-12 22:33:23,873 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_set_at [2021-11-12 22:33:23,873 INFO L130 BoogieDeclarations]: Found specification of procedure aws_priority_queue_backpointer_index_valid [2021-11-12 22:33:23,873 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_priority_queue_backpointer_index_valid [2021-11-12 22:33:38,487 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-12 22:33:38,487 INFO L299 CfgBuilder]: Removed 5 assume(true) statements. [2021-11-12 22:33:38,492 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 10:33:38 BoogieIcfgContainer [2021-11-12 22:33:38,492 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-12 22:33:38,494 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-12 22:33:38,495 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-12 22:33:38,497 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-12 22:33:38,498 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.11 10:33:20" (1/3) ... [2021-11-12 22:33:38,499 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3e59b800 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 10:33:38, skipping insertion in model container [2021-11-12 22:33:38,502 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 10:33:23" (2/3) ... [2021-11-12 22:33:38,503 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3e59b800 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 10:33:38, skipping insertion in model container [2021-11-12 22:33:38,503 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 10:33:38" (3/3) ... [2021-11-12 22:33:38,504 INFO L111 eAbstractionObserver]: Analyzing ICFG aws_priority_queue_push_harness.i [2021-11-12 22:33:38,518 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-12 22:33:38,518 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2021-11-12 22:33:38,588 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-12 22:33:38,600 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-11-12 22:33:38,601 INFO L340 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2021-11-12 22:33:38,650 INFO L276 IsEmpty]: Start isEmpty. Operand has 538 states, 308 states have (on average 1.2597402597402598) internal successors, (388), 311 states have internal predecessors, (388), 196 states have call successors, (196), 32 states have call predecessors, (196), 32 states have return successors, (196), 196 states have call predecessors, (196), 196 states have call successors, (196) [2021-11-12 22:33:38,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 168 [2021-11-12 22:33:38,678 INFO L506 BasicCegarLoop]: Found error trace [2021-11-12 22:33:38,679 INFO L514 BasicCegarLoop]: trace histogram [13, 13, 13, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-12 22:33:38,680 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [my_abortErr0ASSERT_VIOLATIONERROR_FUNCTION, __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-12 22:33:38,685 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-12 22:33:38,685 INFO L85 PathProgramCache]: Analyzing trace with hash -894338078, now seen corresponding path program 1 times [2021-11-12 22:33:38,707 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-12 22:33:38,708 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2049536191] [2021-11-12 22:33:38,708 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-12 22:33:38,709 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-12 22:33:38,709 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c59bfbdd-f31e-4517-86b9-2e279ed8b14b/bin/utaipan-vmNK8stdcF/mathsat [2021-11-12 22:33:38,712 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c59bfbdd-f31e-4517-86b9-2e279ed8b14b/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-12 22:33:38,729 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c59bfbdd-f31e-4517-86b9-2e279ed8b14b/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2021-11-12 22:33:42,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-12 22:33:42,712 INFO L263 TraceCheckSpWp]: Trace formula consists of 1834 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-12 22:33:42,729 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-12 22:33:43,455 INFO L134 CoverageAnalysis]: Checked inductivity of 351 backedges. 72 proven. 0 refuted. 0 times theorem prover too weak. 279 trivial. 0 not checked. [2021-11-12 22:33:43,455 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-12 22:33:44,018 INFO L134 CoverageAnalysis]: Checked inductivity of 351 backedges. 2 proven. 27 refuted. 0 times theorem prover too weak. 322 trivial. 0 not checked. [2021-11-12 22:33:44,019 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-12 22:33:44,020 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2049536191] [2021-11-12 22:33:44,020 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2049536191] provided 1 perfect and 1 imperfect interpolant sequences [2021-11-12 22:33:44,020 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-11-12 22:33:44,021 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [2] total 2 [2021-11-12 22:33:44,023 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [40666839] [2021-11-12 22:33:44,024 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-12 22:33:44,028 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-11-12 22:33:44,029 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-12 22:33:44,064 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-11-12 22:33:44,064 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-11-12 22:33:44,069 INFO L87 Difference]: Start difference. First operand has 538 states, 308 states have (on average 1.2597402597402598) internal successors, (388), 311 states have internal predecessors, (388), 196 states have call successors, (196), 32 states have call predecessors, (196), 32 states have return successors, (196), 196 states have call predecessors, (196), 196 states have call successors, (196) Second operand has 2 states, 2 states have (on average 30.0) internal successors, (60), 2 states have internal predecessors, (60), 2 states have call successors, (28), 2 states have call predecessors, (28), 2 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) [2021-11-12 22:33:44,198 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-12 22:33:44,198 INFO L93 Difference]: Finished difference Result 1063 states and 1683 transitions. [2021-11-12 22:33:44,202 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-12 22:33:44,204 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 30.0) internal successors, (60), 2 states have internal predecessors, (60), 2 states have call successors, (28), 2 states have call predecessors, (28), 2 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) Word has length 167 [2021-11-12 22:33:44,205 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-12 22:33:44,223 INFO L225 Difference]: With dead ends: 1063 [2021-11-12 22:33:44,223 INFO L226 Difference]: Without dead ends: 531 [2021-11-12 22:33:44,241 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 332 GetRequests, 332 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-11-12 22:33:44,245 INFO L933 BasicCegarLoop]: 770 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.00ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 770 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 9.04ms SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.00ms IncrementalHoareTripleChecker+Time [2021-11-12 22:33:44,246 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [0 Valid, 770 Invalid, 0 Unknown, 0 Unchecked, 9.04ms Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.00ms Time] [2021-11-12 22:33:44,263 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 531 states. [2021-11-12 22:33:44,345 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 531 to 531. [2021-11-12 22:33:44,348 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 531 states, 302 states have (on average 1.2417218543046358) internal successors, (375), 304 states have internal predecessors, (375), 196 states have call successors, (196), 32 states have call predecessors, (196), 31 states have return successors, (194), 194 states have call predecessors, (194), 194 states have call successors, (194) [2021-11-12 22:33:44,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 531 states to 531 states and 765 transitions. [2021-11-12 22:33:44,358 INFO L78 Accepts]: Start accepts. Automaton has 531 states and 765 transitions. Word has length 167 [2021-11-12 22:33:44,360 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-12 22:33:44,360 INFO L470 AbstractCegarLoop]: Abstraction has 531 states and 765 transitions. [2021-11-12 22:33:44,360 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 30.0) internal successors, (60), 2 states have internal predecessors, (60), 2 states have call successors, (28), 2 states have call predecessors, (28), 2 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) [2021-11-12 22:33:44,360 INFO L276 IsEmpty]: Start isEmpty. Operand 531 states and 765 transitions. [2021-11-12 22:33:44,364 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 168 [2021-11-12 22:33:44,364 INFO L506 BasicCegarLoop]: Found error trace [2021-11-12 22:33:44,365 INFO L514 BasicCegarLoop]: trace histogram [13, 13, 13, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-12 22:33:44,420 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c59bfbdd-f31e-4517-86b9-2e279ed8b14b/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2021-11-12 22:33:44,565 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c59bfbdd-f31e-4517-86b9-2e279ed8b14b/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 [2021-11-12 22:33:44,566 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [my_abortErr0ASSERT_VIOLATIONERROR_FUNCTION, __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-12 22:33:44,566 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-12 22:33:44,566 INFO L85 PathProgramCache]: Analyzing trace with hash 1545236068, now seen corresponding path program 1 times [2021-11-12 22:33:44,573 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-12 22:33:44,574 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [630545556] [2021-11-12 22:33:44,574 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-12 22:33:44,574 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-12 22:33:44,574 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c59bfbdd-f31e-4517-86b9-2e279ed8b14b/bin/utaipan-vmNK8stdcF/mathsat [2021-11-12 22:33:44,575 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c59bfbdd-f31e-4517-86b9-2e279ed8b14b/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-12 22:33:44,614 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c59bfbdd-f31e-4517-86b9-2e279ed8b14b/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2021-11-12 22:33:48,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-12 22:33:48,684 INFO L263 TraceCheckSpWp]: Trace formula consists of 1834 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-12 22:33:48,695 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-12 22:33:49,586 INFO L134 CoverageAnalysis]: Checked inductivity of 351 backedges. 128 proven. 0 refuted. 0 times theorem prover too weak. 223 trivial. 0 not checked. [2021-11-12 22:33:49,587 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-12 22:33:50,273 INFO L134 CoverageAnalysis]: Checked inductivity of 351 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 345 trivial. 0 not checked. [2021-11-12 22:33:50,274 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-12 22:33:50,274 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [630545556] [2021-11-12 22:33:50,274 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [630545556] provided 1 perfect and 1 imperfect interpolant sequences [2021-11-12 22:33:50,274 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-11-12 22:33:50,275 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [5] total 6 [2021-11-12 22:33:50,275 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [375270585] [2021-11-12 22:33:50,275 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-12 22:33:50,277 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-12 22:33:50,277 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-12 22:33:50,278 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-12 22:33:50,278 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-11-12 22:33:50,278 INFO L87 Difference]: Start difference. First operand 531 states and 765 transitions. Second operand has 5 states, 5 states have (on average 11.8) internal successors, (59), 5 states have internal predecessors, (59), 3 states have call successors, (27), 2 states have call predecessors, (27), 3 states have return successors, (25), 3 states have call predecessors, (25), 3 states have call successors, (25) [2021-11-12 22:33:50,825 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-12 22:33:50,825 INFO L93 Difference]: Finished difference Result 1031 states and 1498 transitions. [2021-11-12 22:33:50,831 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-12 22:33:50,831 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 11.8) internal successors, (59), 5 states have internal predecessors, (59), 3 states have call successors, (27), 2 states have call predecessors, (27), 3 states have return successors, (25), 3 states have call predecessors, (25), 3 states have call successors, (25) Word has length 167 [2021-11-12 22:33:50,832 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-12 22:33:50,846 INFO L225 Difference]: With dead ends: 1031 [2021-11-12 22:33:50,847 INFO L226 Difference]: Without dead ends: 533 [2021-11-12 22:33:50,851 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 333 GetRequests, 328 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=16, Invalid=26, Unknown=0, NotChecked=0, Total=42 [2021-11-12 22:33:50,853 INFO L933 BasicCegarLoop]: 746 mSDtfsCounter, 83 mSDsluCounter, 2089 mSDsCounter, 0 mSdLazyCounter, 88 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 338.43ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 130 SdHoareTripleChecker+Valid, 2835 SdHoareTripleChecker+Invalid, 89 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 24.44ms SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 88 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 414.04ms IncrementalHoareTripleChecker+Time [2021-11-12 22:33:50,856 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [130 Valid, 2835 Invalid, 89 Unknown, 0 Unchecked, 24.44ms Time], IncrementalHoareTripleChecker [1 Valid, 88 Invalid, 0 Unknown, 0 Unchecked, 414.04ms Time] [2021-11-12 22:33:50,858 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 533 states. [2021-11-12 22:33:50,904 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 533 to 533. [2021-11-12 22:33:50,906 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 533 states, 303 states have (on average 1.2409240924092408) internal successors, (376), 306 states have internal predecessors, (376), 196 states have call successors, (196), 32 states have call predecessors, (196), 32 states have return successors, (204), 194 states have call predecessors, (204), 194 states have call successors, (204) [2021-11-12 22:33:50,915 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 533 states to 533 states and 776 transitions. [2021-11-12 22:33:50,916 INFO L78 Accepts]: Start accepts. Automaton has 533 states and 776 transitions. Word has length 167 [2021-11-12 22:33:50,917 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-12 22:33:50,917 INFO L470 AbstractCegarLoop]: Abstraction has 533 states and 776 transitions. [2021-11-12 22:33:50,917 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 11.8) internal successors, (59), 5 states have internal predecessors, (59), 3 states have call successors, (27), 2 states have call predecessors, (27), 3 states have return successors, (25), 3 states have call predecessors, (25), 3 states have call successors, (25) [2021-11-12 22:33:50,917 INFO L276 IsEmpty]: Start isEmpty. Operand 533 states and 776 transitions. [2021-11-12 22:33:50,920 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2021-11-12 22:33:50,920 INFO L506 BasicCegarLoop]: Found error trace [2021-11-12 22:33:50,921 INFO L514 BasicCegarLoop]: trace histogram [13, 13, 13, 4, 4, 4, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-12 22:33:50,978 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c59bfbdd-f31e-4517-86b9-2e279ed8b14b/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2021-11-12 22:33:51,135 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c59bfbdd-f31e-4517-86b9-2e279ed8b14b/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 [2021-11-12 22:33:51,136 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [my_abortErr0ASSERT_VIOLATIONERROR_FUNCTION, __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-12 22:33:51,136 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-12 22:33:51,136 INFO L85 PathProgramCache]: Analyzing trace with hash -2083160129, now seen corresponding path program 1 times [2021-11-12 22:33:51,143 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-12 22:33:51,143 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [846479320] [2021-11-12 22:33:51,143 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-12 22:33:51,143 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-12 22:33:51,144 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c59bfbdd-f31e-4517-86b9-2e279ed8b14b/bin/utaipan-vmNK8stdcF/mathsat [2021-11-12 22:33:51,145 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c59bfbdd-f31e-4517-86b9-2e279ed8b14b/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-12 22:33:51,152 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c59bfbdd-f31e-4517-86b9-2e279ed8b14b/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2021-11-12 22:33:55,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-12 22:33:55,289 INFO L263 TraceCheckSpWp]: Trace formula consists of 1864 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-12 22:33:55,298 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-12 22:33:56,144 INFO L134 CoverageAnalysis]: Checked inductivity of 363 backedges. 140 proven. 0 refuted. 0 times theorem prover too weak. 223 trivial. 0 not checked. [2021-11-12 22:33:56,144 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-12 22:33:57,324 INFO L134 CoverageAnalysis]: Checked inductivity of 363 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 348 trivial. 0 not checked. [2021-11-12 22:33:57,324 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-12 22:33:57,324 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [846479320] [2021-11-12 22:33:57,324 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [846479320] provided 1 perfect and 1 imperfect interpolant sequences [2021-11-12 22:33:57,325 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-11-12 22:33:57,325 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [7] total 10 [2021-11-12 22:33:57,325 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1857494489] [2021-11-12 22:33:57,325 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-12 22:33:57,326 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-11-12 22:33:57,327 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-12 22:33:57,327 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-11-12 22:33:57,327 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=68, Unknown=0, NotChecked=0, Total=90 [2021-11-12 22:33:57,328 INFO L87 Difference]: Start difference. First operand 533 states and 776 transitions. Second operand has 7 states, 7 states have (on average 9.285714285714286) internal successors, (65), 7 states have internal predecessors, (65), 4 states have call successors, (28), 2 states have call predecessors, (28), 4 states have return successors, (26), 4 states have call predecessors, (26), 4 states have call successors, (26) [2021-11-12 22:33:59,411 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-12 22:33:59,412 INFO L93 Difference]: Finished difference Result 1054 states and 1578 transitions. [2021-11-12 22:33:59,412 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-12 22:33:59,413 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 9.285714285714286) internal successors, (65), 7 states have internal predecessors, (65), 4 states have call successors, (28), 2 states have call predecessors, (28), 4 states have return successors, (26), 4 states have call predecessors, (26), 4 states have call successors, (26) Word has length 175 [2021-11-12 22:33:59,414 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-12 22:33:59,422 INFO L225 Difference]: With dead ends: 1054 [2021-11-12 22:33:59,423 INFO L226 Difference]: Without dead ends: 554 [2021-11-12 22:33:59,429 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 350 GetRequests, 340 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=32, Invalid=100, Unknown=0, NotChecked=0, Total=132 [2021-11-12 22:33:59,433 INFO L933 BasicCegarLoop]: 727 mSDtfsCounter, 118 mSDsluCounter, 3385 mSDsCounter, 0 mSdLazyCounter, 462 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1719.37ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 165 SdHoareTripleChecker+Valid, 4112 SdHoareTripleChecker+Invalid, 469 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 28.81ms SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 462 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1892.62ms IncrementalHoareTripleChecker+Time [2021-11-12 22:33:59,438 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [165 Valid, 4112 Invalid, 469 Unknown, 0 Unchecked, 28.81ms Time], IncrementalHoareTripleChecker [7 Valid, 462 Invalid, 0 Unknown, 0 Unchecked, 1892.62ms Time] [2021-11-12 22:33:59,441 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 554 states. [2021-11-12 22:33:59,506 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 554 to 552. [2021-11-12 22:33:59,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 552 states, 319 states have (on average 1.2476489028213167) internal successors, (398), 322 states have internal predecessors, (398), 198 states have call successors, (198), 32 states have call predecessors, (198), 33 states have return successors, (238), 197 states have call predecessors, (238), 196 states have call successors, (238) [2021-11-12 22:33:59,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 552 states to 552 states and 834 transitions. [2021-11-12 22:33:59,518 INFO L78 Accepts]: Start accepts. Automaton has 552 states and 834 transitions. Word has length 175 [2021-11-12 22:33:59,519 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-12 22:33:59,519 INFO L470 AbstractCegarLoop]: Abstraction has 552 states and 834 transitions. [2021-11-12 22:33:59,523 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 9.285714285714286) internal successors, (65), 7 states have internal predecessors, (65), 4 states have call successors, (28), 2 states have call predecessors, (28), 4 states have return successors, (26), 4 states have call predecessors, (26), 4 states have call successors, (26) [2021-11-12 22:33:59,523 INFO L276 IsEmpty]: Start isEmpty. Operand 552 states and 834 transitions. [2021-11-12 22:33:59,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2021-11-12 22:33:59,527 INFO L506 BasicCegarLoop]: Found error trace [2021-11-12 22:33:59,528 INFO L514 BasicCegarLoop]: trace histogram [13, 13, 13, 4, 4, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-12 22:33:59,582 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c59bfbdd-f31e-4517-86b9-2e279ed8b14b/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2021-11-12 22:33:59,751 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c59bfbdd-f31e-4517-86b9-2e279ed8b14b/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 [2021-11-12 22:33:59,752 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [my_abortErr0ASSERT_VIOLATIONERROR_FUNCTION, __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-12 22:33:59,752 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-12 22:33:59,752 INFO L85 PathProgramCache]: Analyzing trace with hash -1648389924, now seen corresponding path program 1 times [2021-11-12 22:33:59,756 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-12 22:33:59,756 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [560086859] [2021-11-12 22:33:59,756 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-12 22:33:59,756 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-12 22:33:59,756 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c59bfbdd-f31e-4517-86b9-2e279ed8b14b/bin/utaipan-vmNK8stdcF/mathsat [2021-11-12 22:33:59,757 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c59bfbdd-f31e-4517-86b9-2e279ed8b14b/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-12 22:33:59,762 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c59bfbdd-f31e-4517-86b9-2e279ed8b14b/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2021-11-12 22:34:04,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-12 22:34:04,329 INFO L263 TraceCheckSpWp]: Trace formula consists of 1944 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-12 22:34:04,344 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-12 22:34:05,129 INFO L134 CoverageAnalysis]: Checked inductivity of 363 backedges. 140 proven. 0 refuted. 0 times theorem prover too weak. 223 trivial. 0 not checked. [2021-11-12 22:34:05,130 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-12 22:34:06,057 INFO L134 CoverageAnalysis]: Checked inductivity of 363 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 357 trivial. 0 not checked. [2021-11-12 22:34:06,057 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-12 22:34:06,057 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [560086859] [2021-11-12 22:34:06,058 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [560086859] provided 1 perfect and 1 imperfect interpolant sequences [2021-11-12 22:34:06,058 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-11-12 22:34:06,058 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [6] total 8 [2021-11-12 22:34:06,058 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [913362005] [2021-11-12 22:34:06,058 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-12 22:34:06,059 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-12 22:34:06,059 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-12 22:34:06,060 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-12 22:34:06,060 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2021-11-12 22:34:06,060 INFO L87 Difference]: Start difference. First operand 552 states and 834 transitions. Second operand has 6 states, 6 states have (on average 12.666666666666666) internal successors, (76), 6 states have internal predecessors, (76), 4 states have call successors, (30), 2 states have call predecessors, (30), 3 states have return successors, (28), 4 states have call predecessors, (28), 4 states have call successors, (28) [2021-11-12 22:34:06,968 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-12 22:34:06,969 INFO L93 Difference]: Finished difference Result 1079 states and 1660 transitions. [2021-11-12 22:34:06,972 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-12 22:34:06,972 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 12.666666666666666) internal successors, (76), 6 states have internal predecessors, (76), 4 states have call successors, (30), 2 states have call predecessors, (30), 3 states have return successors, (28), 4 states have call predecessors, (28), 4 states have call successors, (28) Word has length 190 [2021-11-12 22:34:06,973 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-12 22:34:06,983 INFO L225 Difference]: With dead ends: 1079 [2021-11-12 22:34:06,985 INFO L226 Difference]: Without dead ends: 560 [2021-11-12 22:34:06,990 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 381 GetRequests, 372 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=38, Invalid=72, Unknown=0, NotChecked=0, Total=110 [2021-11-12 22:34:06,993 INFO L933 BasicCegarLoop]: 740 mSDtfsCounter, 106 mSDsluCounter, 2786 mSDsCounter, 0 mSdLazyCounter, 184 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 663.97ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 150 SdHoareTripleChecker+Valid, 3526 SdHoareTripleChecker+Invalid, 190 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 16.63ms SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 184 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 766.06ms IncrementalHoareTripleChecker+Time [2021-11-12 22:34:06,995 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [150 Valid, 3526 Invalid, 190 Unknown, 0 Unchecked, 16.63ms Time], IncrementalHoareTripleChecker [6 Valid, 184 Invalid, 0 Unknown, 0 Unchecked, 766.06ms Time] [2021-11-12 22:34:06,998 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 560 states. [2021-11-12 22:34:07,040 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 560 to 552. [2021-11-12 22:34:07,042 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 552 states, 319 states have (on average 1.2476489028213167) internal successors, (398), 322 states have internal predecessors, (398), 198 states have call successors, (198), 32 states have call predecessors, (198), 33 states have return successors, (238), 197 states have call predecessors, (238), 196 states have call successors, (238) [2021-11-12 22:34:07,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 552 states to 552 states and 834 transitions. [2021-11-12 22:34:07,050 INFO L78 Accepts]: Start accepts. Automaton has 552 states and 834 transitions. Word has length 190 [2021-11-12 22:34:07,050 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-12 22:34:07,051 INFO L470 AbstractCegarLoop]: Abstraction has 552 states and 834 transitions. [2021-11-12 22:34:07,051 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 12.666666666666666) internal successors, (76), 6 states have internal predecessors, (76), 4 states have call successors, (30), 2 states have call predecessors, (30), 3 states have return successors, (28), 4 states have call predecessors, (28), 4 states have call successors, (28) [2021-11-12 22:34:07,051 INFO L276 IsEmpty]: Start isEmpty. Operand 552 states and 834 transitions. [2021-11-12 22:34:07,056 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 207 [2021-11-12 22:34:07,056 INFO L506 BasicCegarLoop]: Found error trace [2021-11-12 22:34:07,057 INFO L514 BasicCegarLoop]: trace histogram [13, 13, 13, 5, 5, 4, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-12 22:34:07,121 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c59bfbdd-f31e-4517-86b9-2e279ed8b14b/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (5)] Forceful destruction successful, exit code 0 [2021-11-12 22:34:07,271 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c59bfbdd-f31e-4517-86b9-2e279ed8b14b/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 [2021-11-12 22:34:07,271 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [my_abortErr0ASSERT_VIOLATIONERROR_FUNCTION, __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-12 22:34:07,272 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-12 22:34:07,272 INFO L85 PathProgramCache]: Analyzing trace with hash -1721246480, now seen corresponding path program 1 times [2021-11-12 22:34:07,275 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-12 22:34:07,275 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [928669097] [2021-11-12 22:34:07,275 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-12 22:34:07,275 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-12 22:34:07,275 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c59bfbdd-f31e-4517-86b9-2e279ed8b14b/bin/utaipan-vmNK8stdcF/mathsat [2021-11-12 22:34:07,278 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c59bfbdd-f31e-4517-86b9-2e279ed8b14b/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-12 22:34:07,279 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c59bfbdd-f31e-4517-86b9-2e279ed8b14b/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (6)] Waiting until timeout for monitored process [2021-11-12 22:34:11,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-12 22:34:11,884 INFO L263 TraceCheckSpWp]: Trace formula consists of 1992 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-12 22:34:11,889 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-12 22:34:12,780 INFO L134 CoverageAnalysis]: Checked inductivity of 379 backedges. 155 proven. 0 refuted. 0 times theorem prover too weak. 224 trivial. 0 not checked. [2021-11-12 22:34:12,780 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-12 22:34:13,977 INFO L134 CoverageAnalysis]: Checked inductivity of 379 backedges. 3 proven. 15 refuted. 0 times theorem prover too weak. 361 trivial. 0 not checked. [2021-11-12 22:34:13,977 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-12 22:34:13,977 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [928669097] [2021-11-12 22:34:13,977 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [928669097] provided 1 perfect and 1 imperfect interpolant sequences [2021-11-12 22:34:13,977 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-11-12 22:34:13,978 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [8] total 12 [2021-11-12 22:34:13,978 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [304843597] [2021-11-12 22:34:13,978 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-12 22:34:13,978 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-11-12 22:34:13,979 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-12 22:34:13,979 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-11-12 22:34:13,979 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=104, Unknown=0, NotChecked=0, Total=132 [2021-11-12 22:34:13,979 INFO L87 Difference]: Start difference. First operand 552 states and 834 transitions. Second operand has 8 states, 8 states have (on average 11.25) internal successors, (90), 8 states have internal predecessors, (90), 5 states have call successors, (31), 2 states have call predecessors, (31), 4 states have return successors, (29), 5 states have call predecessors, (29), 5 states have call successors, (29) [2021-11-12 22:34:16,440 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-12 22:34:16,440 INFO L93 Difference]: Finished difference Result 1105 states and 1698 transitions. [2021-11-12 22:34:16,441 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-11-12 22:34:16,441 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 11.25) internal successors, (90), 8 states have internal predecessors, (90), 5 states have call successors, (31), 2 states have call predecessors, (31), 4 states have return successors, (29), 5 states have call predecessors, (29), 5 states have call successors, (29) Word has length 206 [2021-11-12 22:34:16,442 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-12 22:34:16,449 INFO L225 Difference]: With dead ends: 1105 [2021-11-12 22:34:16,449 INFO L226 Difference]: Without dead ends: 586 [2021-11-12 22:34:16,454 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 414 GetRequests, 401 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=47, Invalid=163, Unknown=0, NotChecked=0, Total=210 [2021-11-12 22:34:16,455 INFO L933 BasicCegarLoop]: 705 mSDtfsCounter, 155 mSDsluCounter, 3985 mSDsCounter, 0 mSdLazyCounter, 635 mSolverCounterSat, 10 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2030.25ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 197 SdHoareTripleChecker+Valid, 4690 SdHoareTripleChecker+Invalid, 645 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 19.24ms SdHoareTripleChecker+Time, 10 IncrementalHoareTripleChecker+Valid, 635 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2252.80ms IncrementalHoareTripleChecker+Time [2021-11-12 22:34:16,455 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [197 Valid, 4690 Invalid, 645 Unknown, 0 Unchecked, 19.24ms Time], IncrementalHoareTripleChecker [10 Valid, 635 Invalid, 0 Unknown, 0 Unchecked, 2252.80ms Time] [2021-11-12 22:34:16,457 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 586 states. [2021-11-12 22:34:16,491 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 586 to 552. [2021-11-12 22:34:16,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 552 states, 319 states have (on average 1.2476489028213167) internal successors, (398), 322 states have internal predecessors, (398), 198 states have call successors, (198), 32 states have call predecessors, (198), 33 states have return successors, (238), 197 states have call predecessors, (238), 196 states have call successors, (238) [2021-11-12 22:34:16,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 552 states to 552 states and 834 transitions. [2021-11-12 22:34:16,500 INFO L78 Accepts]: Start accepts. Automaton has 552 states and 834 transitions. Word has length 206 [2021-11-12 22:34:16,501 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-12 22:34:16,501 INFO L470 AbstractCegarLoop]: Abstraction has 552 states and 834 transitions. [2021-11-12 22:34:16,501 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 11.25) internal successors, (90), 8 states have internal predecessors, (90), 5 states have call successors, (31), 2 states have call predecessors, (31), 4 states have return successors, (29), 5 states have call predecessors, (29), 5 states have call successors, (29) [2021-11-12 22:34:16,502 INFO L276 IsEmpty]: Start isEmpty. Operand 552 states and 834 transitions. [2021-11-12 22:34:16,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 222 [2021-11-12 22:34:16,506 INFO L506 BasicCegarLoop]: Found error trace [2021-11-12 22:34:16,507 INFO L514 BasicCegarLoop]: trace histogram [13, 13, 13, 5, 5, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-12 22:34:16,563 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c59bfbdd-f31e-4517-86b9-2e279ed8b14b/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (6)] Forceful destruction successful, exit code 0 [2021-11-12 22:34:16,720 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c59bfbdd-f31e-4517-86b9-2e279ed8b14b/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 [2021-11-12 22:34:16,721 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [my_abortErr0ASSERT_VIOLATIONERROR_FUNCTION, __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-12 22:34:16,721 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-12 22:34:16,721 INFO L85 PathProgramCache]: Analyzing trace with hash -322888431, now seen corresponding path program 2 times [2021-11-12 22:34:16,724 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-12 22:34:16,724 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1303979245] [2021-11-12 22:34:16,724 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-11-12 22:34:16,724 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-12 22:34:16,725 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c59bfbdd-f31e-4517-86b9-2e279ed8b14b/bin/utaipan-vmNK8stdcF/mathsat [2021-11-12 22:34:16,726 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c59bfbdd-f31e-4517-86b9-2e279ed8b14b/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-12 22:34:16,727 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c59bfbdd-f31e-4517-86b9-2e279ed8b14b/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (7)] Waiting until timeout for monitored process