./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/aws-c-common/aws_priority_queue_s_swap_harness.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version c3fed411 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/aws-c-common/aws_priority_queue_s_swap_harness.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --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 Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 71e6233f0d05e5cf619ccd9274ea3c6050381d25e3875969761913952ef0c093 --- Real Ultimate output --- This is Ultimate 0.2.2-tmp.no-commuhash-c3fed41 [2021-12-18 01:15:07,274 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-18 01:15:07,276 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-18 01:15:07,296 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-18 01:15:07,297 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-18 01:15:07,297 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-18 01:15:07,298 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-18 01:15:07,299 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-18 01:15:07,300 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-18 01:15:07,301 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-18 01:15:07,302 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-18 01:15:07,302 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-18 01:15:07,303 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-18 01:15:07,303 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-18 01:15:07,304 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-18 01:15:07,305 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-18 01:15:07,306 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-18 01:15:07,306 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-18 01:15:07,307 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-18 01:15:07,309 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-18 01:15:07,310 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-18 01:15:07,310 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-18 01:15:07,311 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-18 01:15:07,312 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-18 01:15:07,313 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-18 01:15:07,314 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-18 01:15:07,314 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-18 01:15:07,314 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-18 01:15:07,315 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-18 01:15:07,315 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-18 01:15:07,316 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-18 01:15:07,316 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-18 01:15:07,317 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-18 01:15:07,317 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-18 01:15:07,318 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-18 01:15:07,318 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-18 01:15:07,319 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-18 01:15:07,319 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-18 01:15:07,319 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-18 01:15:07,320 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-18 01:15:07,320 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-18 01:15:07,321 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-12-18 01:15:07,345 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-18 01:15:07,345 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-18 01:15:07,346 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-18 01:15:07,346 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-18 01:15:07,347 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-18 01:15:07,347 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-18 01:15:07,347 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-18 01:15:07,347 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-18 01:15:07,348 INFO L138 SettingsManager]: * Use SBE=true [2021-12-18 01:15:07,348 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-18 01:15:07,348 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-18 01:15:07,348 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-18 01:15:07,348 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-18 01:15:07,348 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-18 01:15:07,348 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-18 01:15:07,349 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-18 01:15:07,349 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-18 01:15:07,349 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-18 01:15:07,349 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-18 01:15:07,349 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-18 01:15:07,349 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-18 01:15:07,350 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-18 01:15:07,350 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-18 01:15:07,350 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-18 01:15:07,350 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-18 01:15:07,350 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-18 01:15:07,350 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-12-18 01:15:07,351 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-18 01:15:07,351 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-18 01:15:07,351 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-18 01:15:07,351 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-18 01:15:07,351 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 71e6233f0d05e5cf619ccd9274ea3c6050381d25e3875969761913952ef0c093 [2021-12-18 01:15:07,514 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-18 01:15:07,534 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-18 01:15:07,536 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-18 01:15:07,537 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-18 01:15:07,537 INFO L275 PluginConnector]: CDTParser initialized [2021-12-18 01:15:07,538 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/aws-c-common/aws_priority_queue_s_swap_harness.i [2021-12-18 01:15:07,587 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/581efceba/2125527a4720499390ce1325710e43c6/FLAGeee979bc0 [2021-12-18 01:15:08,201 INFO L306 CDTParser]: Found 1 translation units. [2021-12-18 01:15:08,202 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_priority_queue_s_swap_harness.i [2021-12-18 01:15:08,228 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/581efceba/2125527a4720499390ce1325710e43c6/FLAGeee979bc0 [2021-12-18 01:15:08,608 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/581efceba/2125527a4720499390ce1325710e43c6 [2021-12-18 01:15:08,611 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-18 01:15:08,612 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-18 01:15:08,613 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-18 01:15:08,613 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-18 01:15:08,615 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-18 01:15:08,615 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.12 01:15:08" (1/1) ... [2021-12-18 01:15:08,616 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2847f542 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 01:15:08, skipping insertion in model container [2021-12-18 01:15:08,616 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.12 01:15:08" (1/1) ... [2021-12-18 01:15:08,621 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-18 01:15:08,701 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-18 01:15:08,877 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_priority_queue_s_swap_harness.i[4499,4512] [2021-12-18 01:15:08,883 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_priority_queue_s_swap_harness.i[4559,4572] [2021-12-18 01:15:09,370 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-18 01:15:09,371 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-18 01:15:09,371 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-18 01:15:09,372 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-18 01:15:09,373 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-18 01:15:09,385 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-18 01:15:09,386 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-18 01:15:09,387 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-18 01:15:09,389 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-18 01:15:09,391 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-18 01:15:09,392 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-18 01:15:09,392 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-18 01:15:09,393 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-18 01:15:09,629 WARN L610 FunctionHandler]: implicit declaration of function __atomic_load_n [2021-12-18 01:15:09,631 WARN L610 FunctionHandler]: implicit declaration of function __atomic_store_n [2021-12-18 01:15:09,631 WARN L610 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2021-12-18 01:15:09,632 WARN L610 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2021-12-18 01:15:09,633 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2021-12-18 01:15:09,633 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2021-12-18 01:15:09,633 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2021-12-18 01:15:09,634 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2021-12-18 01:15:09,637 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2021-12-18 01:15:09,637 WARN L610 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2021-12-18 01:15:09,719 WARN L610 FunctionHandler]: implicit declaration of function __builtin_va_copy [2021-12-18 01:15:09,749 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-18 01:15:09,754 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-18 01:15:09,816 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-18 01:15:09,817 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-18 01:15:09,817 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-18 01:15:09,818 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-18 01:15:09,818 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-18 01:15:09,818 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-18 01:15:09,819 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-18 01:15:09,819 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-18 01:15:09,820 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-18 01:15:09,820 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-18 01:15:09,820 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-18 01:15:09,820 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-18 01:15:09,820 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-18 01:15:09,838 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-18 01:15:09,839 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-18 01:15:09,839 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-18 01:15:09,839 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-18 01:15:09,845 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-18 01:15:09,845 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-18 01:15:09,858 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-18 01:15:09,858 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-18 01:15:09,859 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-18 01:15:09,877 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-18 01:15:09,902 INFO L203 MainTranslator]: Completed pre-run [2021-12-18 01:15:09,925 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_priority_queue_s_swap_harness.i[4499,4512] [2021-12-18 01:15:09,926 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_priority_queue_s_swap_harness.i[4559,4572] [2021-12-18 01:15:09,959 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-18 01:15:09,960 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-18 01:15:09,960 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-18 01:15:09,960 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-18 01:15:09,961 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-18 01:15:09,965 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-18 01:15:09,965 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-18 01:15:09,965 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-18 01:15:09,966 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-18 01:15:09,966 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-18 01:15:09,967 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-18 01:15:09,967 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-18 01:15:09,967 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-18 01:15:09,986 WARN L610 FunctionHandler]: implicit declaration of function __atomic_load_n [2021-12-18 01:15:09,986 WARN L610 FunctionHandler]: implicit declaration of function __atomic_store_n [2021-12-18 01:15:09,987 WARN L610 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2021-12-18 01:15:09,988 WARN L610 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2021-12-18 01:15:09,988 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2021-12-18 01:15:09,989 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2021-12-18 01:15:09,989 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2021-12-18 01:15:09,989 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2021-12-18 01:15:09,989 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2021-12-18 01:15:09,990 WARN L610 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2021-12-18 01:15:10,001 WARN L610 FunctionHandler]: implicit declaration of function __builtin_va_copy [2021-12-18 01:15:10,011 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-18 01:15:10,014 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-18 01:15:10,046 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-18 01:15:10,047 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-18 01:15:10,047 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-18 01:15:10,047 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-18 01:15:10,047 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-18 01:15:10,048 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-18 01:15:10,048 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-18 01:15:10,048 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-18 01:15:10,049 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-18 01:15:10,049 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-18 01:15:10,049 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-18 01:15:10,049 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-18 01:15:10,049 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-18 01:15:10,050 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-18 01:15:10,050 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-18 01:15:10,050 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-18 01:15:10,070 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-18 01:15:10,072 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-18 01:15:10,072 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-18 01:15:10,076 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-18 01:15:10,077 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-18 01:15:10,077 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-18 01:15:10,083 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-18 01:15:10,269 INFO L208 MainTranslator]: Completed translation [2021-12-18 01:15:10,270 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 01:15:10 WrapperNode [2021-12-18 01:15:10,270 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-18 01:15:10,271 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-18 01:15:10,271 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-18 01:15:10,271 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-18 01:15:10,275 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 01:15:10" (1/1) ... [2021-12-18 01:15:10,331 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 01:15:10" (1/1) ... [2021-12-18 01:15:10,392 INFO L137 Inliner]: procedures = 698, calls = 1948, calls flagged for inlining = 62, calls inlined = 12, statements flattened = 765 [2021-12-18 01:15:10,397 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-18 01:15:10,398 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-18 01:15:10,398 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-18 01:15:10,398 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-18 01:15:10,404 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 01:15:10" (1/1) ... [2021-12-18 01:15:10,405 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 01:15:10" (1/1) ... [2021-12-18 01:15:10,415 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 01:15:10" (1/1) ... [2021-12-18 01:15:10,416 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 01:15:10" (1/1) ... [2021-12-18 01:15:10,447 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 01:15:10" (1/1) ... [2021-12-18 01:15:10,460 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 01:15:10" (1/1) ... [2021-12-18 01:15:10,466 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 01:15:10" (1/1) ... [2021-12-18 01:15:10,480 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-18 01:15:10,488 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-18 01:15:10,488 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-18 01:15:10,489 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-18 01:15:10,490 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 01:15:10" (1/1) ... [2021-12-18 01:15:10,494 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-18 01:15:10,501 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-18 01:15:10,512 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-12-18 01:15:10,538 INFO L130 BoogieDeclarations]: Found specification of procedure aws_is_mem_zeroed [2021-12-18 01:15:10,538 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_is_mem_zeroed [2021-12-18 01:15:10,538 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-12-18 01:15:10,538 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_is_bounded [2021-12-18 01:15:10,539 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_is_bounded [2021-12-18 01:15:10,539 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_is_valid [2021-12-18 01:15:10,539 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_is_valid [2021-12-18 01:15:10,539 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_bool [2021-12-18 01:15:10,539 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_bool [2021-12-18 01:15:10,539 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-12-18 01:15:10,539 INFO L130 BoogieDeclarations]: Found specification of procedure aws_raise_error [2021-12-18 01:15:10,539 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_raise_error [2021-12-18 01:15:10,539 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2021-12-18 01:15:10,540 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2021-12-18 01:15:10,540 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-12-18 01:15:10,540 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-18 01:15:10,540 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-12-18 01:15:10,540 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-18 01:15:10,540 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-18 01:15:10,540 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_malloc [2021-12-18 01:15:10,541 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_malloc [2021-12-18 01:15:10,541 INFO L130 BoogieDeclarations]: Found specification of procedure assert_byte_from_buffer_matches [2021-12-18 01:15:10,543 INFO L138 BoogieDeclarations]: Found implementation of procedure assert_byte_from_buffer_matches [2021-12-18 01:15:10,543 INFO L130 BoogieDeclarations]: Found specification of procedure aws_mul_size_checked [2021-12-18 01:15:10,543 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_mul_size_checked [2021-12-18 01:15:10,543 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_malloc [2021-12-18 01:15:10,544 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_malloc [2021-12-18 01:15:10,544 INFO L130 BoogieDeclarations]: Found specification of procedure aws_priority_queue_is_valid [2021-12-18 01:15:10,544 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_priority_queue_is_valid [2021-12-18 01:15:10,544 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-12-18 01:15:10,544 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-12-18 01:15:10,534 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-12-18 01:15:10,547 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-12-18 01:15:10,548 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-12-18 01:15:10,548 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-12-18 01:15:10,548 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_allocator [2021-12-18 01:15:10,548 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_allocator [2021-12-18 01:15:10,548 INFO L130 BoogieDeclarations]: Found specification of procedure __CPROVER_overflow_mult [2021-12-18 01:15:10,548 INFO L138 BoogieDeclarations]: Found implementation of procedure __CPROVER_overflow_mult [2021-12-18 01:15:10,548 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-12-18 01:15:10,549 INFO L130 BoogieDeclarations]: Found specification of procedure ensure_array_list_has_allocated_data_member [2021-12-18 01:15:10,549 INFO L138 BoogieDeclarations]: Found implementation of procedure ensure_array_list_has_allocated_data_member [2021-12-18 01:15:10,549 INFO L130 BoogieDeclarations]: Found specification of procedure aws_priority_queue_backpointer_index_valid [2021-12-18 01:15:10,549 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_priority_queue_backpointer_index_valid [2021-12-18 01:15:10,549 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-12-18 01:15:10,771 INFO L236 CfgBuilder]: Building ICFG [2021-12-18 01:15:10,773 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-18 01:15:11,299 INFO L277 CfgBuilder]: Performing block encoding [2021-12-18 01:15:11,304 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-12-18 01:15:11,305 INFO L301 CfgBuilder]: Removed 1 assume(true) statements. [2021-12-18 01:15:11,306 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.12 01:15:11 BoogieIcfgContainer [2021-12-18 01:15:11,306 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-12-18 01:15:11,307 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-12-18 01:15:11,307 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-12-18 01:15:11,309 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-12-18 01:15:11,310 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.12 01:15:08" (1/3) ... [2021-12-18 01:15:11,310 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@d6a7c07 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.12 01:15:11, skipping insertion in model container [2021-12-18 01:15:11,310 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 01:15:10" (2/3) ... [2021-12-18 01:15:11,310 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@d6a7c07 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.12 01:15:11, skipping insertion in model container [2021-12-18 01:15:11,311 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.12 01:15:11" (3/3) ... [2021-12-18 01:15:11,311 INFO L111 eAbstractionObserver]: Analyzing ICFG aws_priority_queue_s_swap_harness.i [2021-12-18 01:15:11,315 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-12-18 01:15:11,315 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-12-18 01:15:11,343 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-12-18 01:15:11,347 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=PETRI_NET, 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 [2021-12-18 01:15:11,348 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-12-18 01:15:11,361 INFO L276 IsEmpty]: Start isEmpty. Operand has 196 states, 129 states have (on average 1.2403100775193798) internal successors, (160), 130 states have internal predecessors, (160), 49 states have call successors, (49), 16 states have call predecessors, (49), 16 states have return successors, (49), 49 states have call predecessors, (49), 49 states have call successors, (49) [2021-12-18 01:15:11,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2021-12-18 01:15:11,368 INFO L506 BasicCegarLoop]: Found error trace [2021-12-18 01:15:11,369 INFO L514 BasicCegarLoop]: trace histogram [7, 7, 7, 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] [2021-12-18 01:15:11,369 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-18 01:15:11,372 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-18 01:15:11,373 INFO L85 PathProgramCache]: Analyzing trace with hash 969840853, now seen corresponding path program 1 times [2021-12-18 01:15:11,378 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-18 01:15:11,379 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [125777599] [2021-12-18 01:15:11,379 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-18 01:15:11,380 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-18 01:15:11,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 01:15:11,687 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-18 01:15:11,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 01:15:11,717 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2021-12-18 01:15:11,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 01:15:11,729 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2021-12-18 01:15:11,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 01:15:11,746 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2021-12-18 01:15:11,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 01:15:11,760 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-12-18 01:15:11,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 01:15:11,768 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2021-12-18 01:15:11,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 01:15:11,775 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2021-12-18 01:15:11,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 01:15:11,788 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-12-18 01:15:11,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 01:15:11,797 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2021-12-18 01:15:11,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 01:15:11,814 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2021-12-18 01:15:11,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 01:15:11,822 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2021-12-18 01:15:11,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 01:15:11,830 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2021-12-18 01:15:11,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 01:15:11,838 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2021-12-18 01:15:11,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 01:15:11,849 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2021-12-18 01:15:11,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 01:15:11,862 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2021-12-18 01:15:11,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 01:15:11,883 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 103 trivial. 0 not checked. [2021-12-18 01:15:11,883 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-18 01:15:11,884 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [125777599] [2021-12-18 01:15:11,884 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [125777599] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-18 01:15:11,884 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-18 01:15:11,885 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-12-18 01:15:11,886 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [327218682] [2021-12-18 01:15:11,886 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-18 01:15:11,889 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-12-18 01:15:11,889 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-18 01:15:11,910 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-12-18 01:15:11,910 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-12-18 01:15:11,913 INFO L87 Difference]: Start difference. First operand has 196 states, 129 states have (on average 1.2403100775193798) internal successors, (160), 130 states have internal predecessors, (160), 49 states have call successors, (49), 16 states have call predecessors, (49), 16 states have return successors, (49), 49 states have call predecessors, (49), 49 states have call successors, (49) Second operand has 4 states, 4 states have (on average 8.75) internal successors, (35), 2 states have internal predecessors, (35), 2 states have call successors, (14), 4 states have call predecessors, (14), 2 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2021-12-18 01:15:12,326 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-18 01:15:12,327 INFO L93 Difference]: Finished difference Result 405 states and 579 transitions. [2021-12-18 01:15:12,328 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-12-18 01:15:12,329 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 8.75) internal successors, (35), 2 states have internal predecessors, (35), 2 states have call successors, (14), 4 states have call predecessors, (14), 2 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) Word has length 97 [2021-12-18 01:15:12,329 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-18 01:15:12,336 INFO L225 Difference]: With dead ends: 405 [2021-12-18 01:15:12,336 INFO L226 Difference]: Without dead ends: 215 [2021-12-18 01:15:12,340 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 41 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-12-18 01:15:12,342 INFO L933 BasicCegarLoop]: 231 mSDtfsCounter, 77 mSDsluCounter, 112 mSDsCounter, 0 mSdLazyCounter, 219 mSolverCounterSat, 53 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 84 SdHoareTripleChecker+Valid, 343 SdHoareTripleChecker+Invalid, 272 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 53 IncrementalHoareTripleChecker+Valid, 219 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2021-12-18 01:15:12,342 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [84 Valid, 343 Invalid, 272 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [53 Valid, 219 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2021-12-18 01:15:12,353 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 215 states. [2021-12-18 01:15:12,376 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 215 to 191. [2021-12-18 01:15:12,378 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 191 states, 125 states have (on average 1.224) internal successors, (153), 126 states have internal predecessors, (153), 49 states have call successors, (49), 16 states have call predecessors, (49), 16 states have return successors, (48), 48 states have call predecessors, (48), 48 states have call successors, (48) [2021-12-18 01:15:12,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 191 states to 191 states and 250 transitions. [2021-12-18 01:15:12,380 INFO L78 Accepts]: Start accepts. Automaton has 191 states and 250 transitions. Word has length 97 [2021-12-18 01:15:12,380 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-18 01:15:12,381 INFO L470 AbstractCegarLoop]: Abstraction has 191 states and 250 transitions. [2021-12-18 01:15:12,381 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 8.75) internal successors, (35), 2 states have internal predecessors, (35), 2 states have call successors, (14), 4 states have call predecessors, (14), 2 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2021-12-18 01:15:12,381 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 250 transitions. [2021-12-18 01:15:12,384 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2021-12-18 01:15:12,384 INFO L506 BasicCegarLoop]: Found error trace [2021-12-18 01:15:12,384 INFO L514 BasicCegarLoop]: trace histogram [7, 7, 7, 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] [2021-12-18 01:15:12,384 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-12-18 01:15:12,384 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-18 01:15:12,385 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-18 01:15:12,385 INFO L85 PathProgramCache]: Analyzing trace with hash -2144728741, now seen corresponding path program 1 times [2021-12-18 01:15:12,385 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-18 01:15:12,385 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [233467948] [2021-12-18 01:15:12,385 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-18 01:15:12,386 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-18 01:15:12,448 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-12-18 01:15:12,449 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [744716502] [2021-12-18 01:15:12,449 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-18 01:15:12,449 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-18 01:15:12,449 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-18 01:15:12,451 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-18 01:15:12,451 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2021-12-18 01:15:12,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 01:15:12,866 INFO L263 TraceCheckSpWp]: Trace formula consists of 2284 conjuncts, 9 conjunts are in the unsatisfiable core [2021-12-18 01:15:12,872 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-18 01:15:13,015 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 61 proven. 0 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2021-12-18 01:15:13,016 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-12-18 01:15:13,016 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-18 01:15:13,016 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [233467948] [2021-12-18 01:15:13,016 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2021-12-18 01:15:13,016 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [744716502] [2021-12-18 01:15:13,017 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [744716502] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-18 01:15:13,017 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-18 01:15:13,017 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-12-18 01:15:13,017 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [980903028] [2021-12-18 01:15:13,018 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-18 01:15:13,018 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-12-18 01:15:13,018 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-18 01:15:13,019 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-12-18 01:15:13,019 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-12-18 01:15:13,019 INFO L87 Difference]: Start difference. First operand 191 states and 250 transitions. Second operand has 6 states, 5 states have (on average 8.8) internal successors, (44), 5 states have internal predecessors, (44), 3 states have call successors, (14), 2 states have call predecessors, (14), 4 states have return successors, (13), 3 states have call predecessors, (13), 3 states have call successors, (13) [2021-12-18 01:15:13,074 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-18 01:15:13,074 INFO L93 Difference]: Finished difference Result 348 states and 457 transitions. [2021-12-18 01:15:13,075 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-12-18 01:15:13,075 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 8.8) internal successors, (44), 5 states have internal predecessors, (44), 3 states have call successors, (14), 2 states have call predecessors, (14), 4 states have return successors, (13), 3 states have call predecessors, (13), 3 states have call successors, (13) Word has length 97 [2021-12-18 01:15:13,075 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-18 01:15:13,077 INFO L225 Difference]: With dead ends: 348 [2021-12-18 01:15:13,077 INFO L226 Difference]: Without dead ends: 193 [2021-12-18 01:15:13,078 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 97 GetRequests, 92 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2021-12-18 01:15:13,078 INFO L933 BasicCegarLoop]: 241 mSDtfsCounter, 2 mSDsluCounter, 940 mSDsCounter, 0 mSdLazyCounter, 63 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 1181 SdHoareTripleChecker+Invalid, 63 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 63 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-12-18 01:15:13,079 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2 Valid, 1181 Invalid, 63 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 63 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-12-18 01:15:13,079 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 193 states. [2021-12-18 01:15:13,089 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 193 to 193. [2021-12-18 01:15:13,090 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 193 states, 126 states have (on average 1.2222222222222223) internal successors, (154), 128 states have internal predecessors, (154), 49 states have call successors, (49), 16 states have call predecessors, (49), 17 states have return successors, (50), 48 states have call predecessors, (50), 48 states have call successors, (50) [2021-12-18 01:15:13,091 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 193 states to 193 states and 253 transitions. [2021-12-18 01:15:13,091 INFO L78 Accepts]: Start accepts. Automaton has 193 states and 253 transitions. Word has length 97 [2021-12-18 01:15:13,091 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-18 01:15:13,091 INFO L470 AbstractCegarLoop]: Abstraction has 193 states and 253 transitions. [2021-12-18 01:15:13,092 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 8.8) internal successors, (44), 5 states have internal predecessors, (44), 3 states have call successors, (14), 2 states have call predecessors, (14), 4 states have return successors, (13), 3 states have call predecessors, (13), 3 states have call successors, (13) [2021-12-18 01:15:13,092 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 253 transitions. [2021-12-18 01:15:13,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2021-12-18 01:15:13,093 INFO L506 BasicCegarLoop]: Found error trace [2021-12-18 01:15:13,093 INFO L514 BasicCegarLoop]: trace histogram [7, 7, 7, 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] [2021-12-18 01:15:13,117 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2021-12-18 01:15:13,310 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-18 01:15:13,311 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-18 01:15:13,311 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-18 01:15:13,311 INFO L85 PathProgramCache]: Analyzing trace with hash 1693315363, now seen corresponding path program 1 times [2021-12-18 01:15:13,311 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-18 01:15:13,311 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [129452368] [2021-12-18 01:15:13,311 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-18 01:15:13,312 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-18 01:15:13,377 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-12-18 01:15:13,378 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [668035799] [2021-12-18 01:15:13,378 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-18 01:15:13,378 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-18 01:15:13,378 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-18 01:15:13,379 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-18 01:15:13,380 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2021-12-18 01:15:13,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 01:15:13,846 INFO L263 TraceCheckSpWp]: Trace formula consists of 2340 conjuncts, 5 conjunts are in the unsatisfiable core [2021-12-18 01:15:13,851 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-18 01:15:14,014 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 52 proven. 0 refuted. 0 times theorem prover too weak. 51 trivial. 0 not checked. [2021-12-18 01:15:14,014 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-12-18 01:15:14,014 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-18 01:15:14,015 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [129452368] [2021-12-18 01:15:14,015 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2021-12-18 01:15:14,015 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [668035799] [2021-12-18 01:15:14,015 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [668035799] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-18 01:15:14,015 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-18 01:15:14,015 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-12-18 01:15:14,016 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [577014108] [2021-12-18 01:15:14,016 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-18 01:15:14,016 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-12-18 01:15:14,016 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-18 01:15:14,017 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-12-18 01:15:14,017 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-12-18 01:15:14,017 INFO L87 Difference]: Start difference. First operand 193 states and 253 transitions. Second operand has 6 states, 6 states have (on average 7.833333333333333) internal successors, (47), 6 states have internal predecessors, (47), 4 states have call successors, (15), 2 states have call predecessors, (15), 3 states have return successors, (14), 4 states have call predecessors, (14), 4 states have call successors, (14) [2021-12-18 01:15:14,156 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-18 01:15:14,156 INFO L93 Difference]: Finished difference Result 263 states and 334 transitions. [2021-12-18 01:15:14,157 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-12-18 01:15:14,157 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 7.833333333333333) internal successors, (47), 6 states have internal predecessors, (47), 4 states have call successors, (15), 2 states have call predecessors, (15), 3 states have return successors, (14), 4 states have call predecessors, (14), 4 states have call successors, (14) Word has length 105 [2021-12-18 01:15:14,157 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-18 01:15:14,157 INFO L225 Difference]: With dead ends: 263 [2021-12-18 01:15:14,157 INFO L226 Difference]: Without dead ends: 0 [2021-12-18 01:15:14,158 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 107 GetRequests, 100 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=23, Invalid=49, Unknown=0, NotChecked=0, Total=72 [2021-12-18 01:15:14,159 INFO L933 BasicCegarLoop]: 111 mSDtfsCounter, 158 mSDsluCounter, 281 mSDsCounter, 0 mSdLazyCounter, 49 mSolverCounterSat, 14 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 158 SdHoareTripleChecker+Valid, 392 SdHoareTripleChecker+Invalid, 63 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 14 IncrementalHoareTripleChecker+Valid, 49 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-12-18 01:15:14,159 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [158 Valid, 392 Invalid, 63 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [14 Valid, 49 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-12-18 01:15:14,159 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-12-18 01:15:14,160 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-12-18 01:15:14,160 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-18 01:15:14,160 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-12-18 01:15:14,160 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 105 [2021-12-18 01:15:14,160 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-18 01:15:14,160 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-12-18 01:15:14,160 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 7.833333333333333) internal successors, (47), 6 states have internal predecessors, (47), 4 states have call successors, (15), 2 states have call predecessors, (15), 3 states have return successors, (14), 4 states have call predecessors, (14), 4 states have call successors, (14) [2021-12-18 01:15:14,160 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-12-18 01:15:14,160 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-12-18 01:15:14,162 INFO L764 garLoopResultBuilder]: Registering result SAFE for location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2021-12-18 01:15:14,191 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2021-12-18 01:15:14,362 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable2 [2021-12-18 01:15:14,364 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-12-18 01:15:14,830 INFO L854 garLoopResultBuilder]: At program point bounded_mallocENTRY(lines 6931 6936) the Hoare annotation is: (or (not (< 0 |#StackHeapBarrier|)) (and (= |#valid| |old(#valid)|) (= |#length| |old(#length)|))) [2021-12-18 01:15:14,830 INFO L858 garLoopResultBuilder]: For program point bounded_mallocFINAL(lines 6931 6936) no Hoare annotation was computed. [2021-12-18 01:15:14,830 INFO L858 garLoopResultBuilder]: For program point bounded_mallocEXIT(lines 6931 6936) no Hoare annotation was computed. [2021-12-18 01:15:14,830 INFO L858 garLoopResultBuilder]: For program point L6932-1(lines 6932 6934) no Hoare annotation was computed. [2021-12-18 01:15:14,830 INFO L854 garLoopResultBuilder]: At program point L6932(lines 6932 6934) the Hoare annotation is: (or (not (< 0 |#StackHeapBarrier|)) (and (= |#valid| |old(#valid)|) (= |#length| |old(#length)|))) [2021-12-18 01:15:14,830 INFO L858 garLoopResultBuilder]: For program point L8229-7(lines 8229 8232) no Hoare annotation was computed. [2021-12-18 01:15:14,830 INFO L858 garLoopResultBuilder]: For program point L8229-5(lines 8229 8232) no Hoare annotation was computed. [2021-12-18 01:15:14,830 INFO L858 garLoopResultBuilder]: For program point L8229-4(line 8229) no Hoare annotation was computed. [2021-12-18 01:15:14,830 INFO L858 garLoopResultBuilder]: For program point L8262-5(lines 8262 8263) no Hoare annotation was computed. [2021-12-18 01:15:14,830 INFO L858 garLoopResultBuilder]: For program point L8219(lines 8219 8223) no Hoare annotation was computed. [2021-12-18 01:15:14,830 INFO L858 garLoopResultBuilder]: For program point aws_priority_queue_is_validEXIT(lines 8275 8296) no Hoare annotation was computed. [2021-12-18 01:15:14,830 INFO L858 garLoopResultBuilder]: For program point L8271(line 8271) no Hoare annotation was computed. [2021-12-18 01:15:14,830 INFO L854 garLoopResultBuilder]: At program point L8271-5(lines 8217 8272) the Hoare annotation is: (or (not (< 0 |#StackHeapBarrier|)) (and (<= |aws_priority_queue_is_valid_#in~queue#1.base| |aws_priority_queue_is_valid_~queue#1.base|) (<= |aws_priority_queue_is_valid_#in~queue#1.base| 0))) [2021-12-18 01:15:14,830 INFO L858 garLoopResultBuilder]: For program point L8271-4(line 8271) no Hoare annotation was computed. [2021-12-18 01:15:14,830 INFO L858 garLoopResultBuilder]: For program point L8271-3(line 8271) no Hoare annotation was computed. [2021-12-18 01:15:14,830 INFO L854 garLoopResultBuilder]: At program point L8271-2(line 8271) the Hoare annotation is: (or (not (< 0 |#StackHeapBarrier|)) (and (<= |aws_priority_queue_is_valid_#in~queue#1.base| |aws_priority_queue_is_valid_~queue#1.base|) (<= |aws_priority_queue_is_valid_#in~queue#1.base| 0))) [2021-12-18 01:15:14,831 INFO L854 garLoopResultBuilder]: At program point L8290(line 8290) the Hoare annotation is: (or (not (< 0 |#StackHeapBarrier|)) (and (= |#memory_int| |old(#memory_int)|) (= ~tl_last_error~0 |old(~tl_last_error~0)|) (= |#valid| |old(#valid)|) (= |#length| |old(#length)|) (<= |aws_priority_queue_is_valid_#in~queue#1.base| |aws_priority_queue_is_valid_~queue#1.base|) (= |#memory_real| |old(#memory_real)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (<= |aws_priority_queue_is_valid_#in~queue#1.base| 0) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))) [2021-12-18 01:15:14,831 INFO L858 garLoopResultBuilder]: For program point L8290-1(line 8290) no Hoare annotation was computed. [2021-12-18 01:15:14,831 INFO L854 garLoopResultBuilder]: At program point aws_priority_queue_is_validENTRY(lines 8275 8296) the Hoare annotation is: (or (and (= |#memory_int| |old(#memory_int)|) (= ~tl_last_error~0 |old(~tl_last_error~0)|) (= |#valid| |old(#valid)|) (= |#length| |old(#length)|) (= |#memory_real| |old(#memory_real)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)) (not (< 0 |#StackHeapBarrier|))) [2021-12-18 01:15:14,831 INFO L858 garLoopResultBuilder]: For program point L8278(lines 8278 8282) no Hoare annotation was computed. [2021-12-18 01:15:14,831 INFO L858 garLoopResultBuilder]: For program point aws_priority_queue_is_validFINAL(lines 8275 8296) no Hoare annotation was computed. [2021-12-18 01:15:14,831 INFO L858 garLoopResultBuilder]: For program point L8262(line 8262) no Hoare annotation was computed. [2021-12-18 01:15:14,831 INFO L858 garLoopResultBuilder]: For program point L8229-2(line 8229) no Hoare annotation was computed. [2021-12-18 01:15:14,831 INFO L858 garLoopResultBuilder]: For program point L8262-3(lines 8262 8263) no Hoare annotation was computed. [2021-12-18 01:15:14,831 INFO L858 garLoopResultBuilder]: For program point L8229-1(line 8229) no Hoare annotation was computed. [2021-12-18 01:15:14,831 INFO L858 garLoopResultBuilder]: For program point L8262-2(line 8262) no Hoare annotation was computed. [2021-12-18 01:15:14,831 INFO L854 garLoopResultBuilder]: At program point L8229(line 8229) the Hoare annotation is: (or (not (< 0 |#StackHeapBarrier|)) (and (<= |aws_priority_queue_is_valid_#in~queue#1.base| |aws_priority_queue_is_valid_~queue#1.base|) (<= |aws_priority_queue_is_valid_#in~queue#1.base| 0))) [2021-12-18 01:15:14,831 INFO L858 garLoopResultBuilder]: For program point L6747-1(line 6747) no Hoare annotation was computed. [2021-12-18 01:15:14,831 INFO L854 garLoopResultBuilder]: At program point L6747(line 6747) the Hoare annotation is: (or (not (< 0 |#StackHeapBarrier|)) (and (= |#memory_int| |old(#memory_int)|) (= |#valid| |old(#valid)|) (= |#length| |old(#length)|) (= |#memory_real| |old(#memory_real)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))) [2021-12-18 01:15:14,831 INFO L858 garLoopResultBuilder]: For program point L6749-1(line 6749) no Hoare annotation was computed. [2021-12-18 01:15:14,831 INFO L854 garLoopResultBuilder]: At program point L6749(line 6749) the Hoare annotation is: (or (not (< 0 |#StackHeapBarrier|)) (and (= |#memory_int| |old(#memory_int)|) (= |#valid| |old(#valid)|) (= |#length| |old(#length)|) (= |#memory_real| |old(#memory_real)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))) [2021-12-18 01:15:14,831 INFO L858 garLoopResultBuilder]: For program point L6743(line 6743) no Hoare annotation was computed. [2021-12-18 01:15:14,831 INFO L858 garLoopResultBuilder]: For program point L6743-4(lines 6742 6754) no Hoare annotation was computed. [2021-12-18 01:15:14,831 INFO L858 garLoopResultBuilder]: For program point L6743-2(lines 6743 6753) no Hoare annotation was computed. [2021-12-18 01:15:14,831 INFO L858 garLoopResultBuilder]: For program point ensure_array_list_has_allocated_data_memberEXIT(lines 6742 6754) no Hoare annotation was computed. [2021-12-18 01:15:14,832 INFO L854 garLoopResultBuilder]: At program point ensure_array_list_has_allocated_data_memberENTRY(lines 6742 6754) the Hoare annotation is: (or (not (< 0 |#StackHeapBarrier|)) (and (= |#memory_int| |old(#memory_int)|) (= |#valid| |old(#valid)|) (= |#length| |old(#length)|) (= |#memory_real| |old(#memory_real)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))) [2021-12-18 01:15:14,832 INFO L861 garLoopResultBuilder]: At program point L6750(line 6750) the Hoare annotation is: true [2021-12-18 01:15:14,832 INFO L858 garLoopResultBuilder]: For program point L6752-1(line 6752) no Hoare annotation was computed. [2021-12-18 01:15:14,832 INFO L861 garLoopResultBuilder]: At program point L6752(line 6752) the Hoare annotation is: true [2021-12-18 01:15:14,832 INFO L858 garLoopResultBuilder]: For program point L6750-3(lines 6750 6752) no Hoare annotation was computed. [2021-12-18 01:15:14,832 INFO L858 garLoopResultBuilder]: For program point L6750-1(lines 6750 6752) no Hoare annotation was computed. [2021-12-18 01:15:14,832 INFO L858 garLoopResultBuilder]: For program point L6744-1(lines 6744 6746) no Hoare annotation was computed. [2021-12-18 01:15:14,832 INFO L854 garLoopResultBuilder]: At program point L6744(lines 6744 6746) the Hoare annotation is: (or (not (< 0 |#StackHeapBarrier|)) (and (= |#memory_int| |old(#memory_int)|) (= |#valid| |old(#valid)|) (= |#length| |old(#length)|) (= |#memory_real| |old(#memory_real)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))) [2021-12-18 01:15:14,832 INFO L858 garLoopResultBuilder]: For program point aws_array_list_is_boundedEXIT(lines 6728 6740) no Hoare annotation was computed. [2021-12-18 01:15:14,832 INFO L861 garLoopResultBuilder]: At program point aws_array_list_is_boundedENTRY(lines 6728 6740) the Hoare annotation is: true [2021-12-18 01:15:14,832 INFO L858 garLoopResultBuilder]: For program point aws_array_list_is_boundedFINAL(lines 6728 6740) no Hoare annotation was computed. [2021-12-18 01:15:14,832 INFO L854 garLoopResultBuilder]: At program point aws_array_list_is_validENTRY(lines 2935 2962) the Hoare annotation is: (or (and (= |#memory_int| |old(#memory_int)|) (= ~tl_last_error~0 |old(~tl_last_error~0)|) (= |#valid| |old(#valid)|) (= |#length| |old(#length)|) (= |#memory_real| |old(#memory_real)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)) (not (< 0 |#StackHeapBarrier|))) [2021-12-18 01:15:14,832 INFO L858 garLoopResultBuilder]: For program point aws_array_list_is_validEXIT(lines 2935 2962) no Hoare annotation was computed. [2021-12-18 01:15:14,832 INFO L858 garLoopResultBuilder]: For program point L2957(line 2957) no Hoare annotation was computed. [2021-12-18 01:15:14,832 INFO L858 garLoopResultBuilder]: For program point L2955(lines 2955 2956) no Hoare annotation was computed. [2021-12-18 01:15:14,832 INFO L858 garLoopResultBuilder]: For program point L2957-2(line 2957) no Hoare annotation was computed. [2021-12-18 01:15:14,832 INFO L858 garLoopResultBuilder]: For program point L2955-3(lines 2955 2957) no Hoare annotation was computed. [2021-12-18 01:15:14,832 INFO L858 garLoopResultBuilder]: For program point L2955-2(lines 2955 2956) no Hoare annotation was computed. [2021-12-18 01:15:14,833 INFO L858 garLoopResultBuilder]: For program point L2955-5(lines 2955 2957) no Hoare annotation was computed. [2021-12-18 01:15:14,833 INFO L858 garLoopResultBuilder]: For program point L2939(lines 2939 2943) no Hoare annotation was computed. [2021-12-18 01:15:14,833 INFO L861 garLoopResultBuilder]: At program point L2948(line 2948) the Hoare annotation is: true [2021-12-18 01:15:14,833 INFO L858 garLoopResultBuilder]: For program point L2948-1(line 2948) no Hoare annotation was computed. [2021-12-18 01:15:14,833 INFO L858 garLoopResultBuilder]: For program point aws_array_list_is_validFINAL(lines 2935 2962) no Hoare annotation was computed. [2021-12-18 01:15:14,833 INFO L858 garLoopResultBuilder]: For program point nondet_boolFINAL(line 261) no Hoare annotation was computed. [2021-12-18 01:15:14,833 INFO L858 garLoopResultBuilder]: For program point nondet_boolEXIT(line 261) no Hoare annotation was computed. [2021-12-18 01:15:14,833 INFO L861 garLoopResultBuilder]: At program point nondet_boolENTRY(line 261) the Hoare annotation is: true [2021-12-18 01:15:14,833 INFO L858 garLoopResultBuilder]: For program point L7178(lines 7178 7180) no Hoare annotation was computed. [2021-12-18 01:15:14,833 INFO L858 garLoopResultBuilder]: For program point L7179-1(line 7179) no Hoare annotation was computed. [2021-12-18 01:15:14,833 INFO L858 garLoopResultBuilder]: For program point assert_byte_from_buffer_matchesEXIT(lines 7177 7181) no Hoare annotation was computed. [2021-12-18 01:15:14,833 INFO L861 garLoopResultBuilder]: At program point L7179(line 7179) the Hoare annotation is: true [2021-12-18 01:15:14,833 INFO L861 garLoopResultBuilder]: At program point assert_byte_from_buffer_matchesENTRY(lines 7177 7181) the Hoare annotation is: true [2021-12-18 01:15:14,833 INFO L858 garLoopResultBuilder]: For program point L7178-2(lines 7177 7181) no Hoare annotation was computed. [2021-12-18 01:15:14,833 INFO L858 garLoopResultBuilder]: For program point aws_mul_size_checkedEXIT(lines 2586 2594) no Hoare annotation was computed. [2021-12-18 01:15:14,833 INFO L858 garLoopResultBuilder]: For program point L2498-1(lines 2498 2499) no Hoare annotation was computed. [2021-12-18 01:15:14,833 INFO L858 garLoopResultBuilder]: For program point aws_mul_size_checkedFINAL(lines 2586 2594) no Hoare annotation was computed. [2021-12-18 01:15:14,833 INFO L854 garLoopResultBuilder]: At program point aws_mul_size_checkedENTRY(lines 2586 2594) the Hoare annotation is: (or (and (= |#memory_int| |old(#memory_int)|) (= ~tl_last_error~0 |old(~tl_last_error~0)|) (= |#valid| |old(#valid)|) (= |#length| |old(#length)|) (= |#memory_real| |old(#memory_real)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)) (not (< 0 |#StackHeapBarrier|))) [2021-12-18 01:15:14,833 INFO L861 garLoopResultBuilder]: At program point L2501(lines 2497 2502) the Hoare annotation is: true [2021-12-18 01:15:14,834 INFO L854 garLoopResultBuilder]: At program point L2498(line 2498) the Hoare annotation is: (or (and (= |#memory_int| |old(#memory_int)|) (= ~tl_last_error~0 |old(~tl_last_error~0)|) (= |#valid| |old(#valid)|) (= |#length| |old(#length)|) (= |#memory_real| |old(#memory_real)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)) (not (< 0 |#StackHeapBarrier|))) [2021-12-18 01:15:14,834 INFO L858 garLoopResultBuilder]: For program point L2499-1(line 2499) no Hoare annotation was computed. [2021-12-18 01:15:14,834 INFO L861 garLoopResultBuilder]: At program point L2499(line 2499) the Hoare annotation is: true [2021-12-18 01:15:14,834 INFO L858 garLoopResultBuilder]: For program point aws_priority_queue_backpointer_index_validEXIT(lines 8178 8194) no Hoare annotation was computed. [2021-12-18 01:15:14,834 INFO L861 garLoopResultBuilder]: At program point aws_priority_queue_backpointer_index_validENTRY(lines 8178 8194) the Hoare annotation is: true [2021-12-18 01:15:14,834 INFO L858 garLoopResultBuilder]: For program point aws_priority_queue_backpointer_index_validFINAL(lines 8178 8194) no Hoare annotation was computed. [2021-12-18 01:15:14,834 INFO L858 garLoopResultBuilder]: For program point L8185(lines 8185 8190) no Hoare annotation was computed. [2021-12-18 01:15:14,834 INFO L858 garLoopResultBuilder]: For program point L8180-1(lines 8180 8184) no Hoare annotation was computed. [2021-12-18 01:15:14,834 INFO L861 garLoopResultBuilder]: At program point L8180(line 8180) the Hoare annotation is: true [2021-12-18 01:15:14,834 INFO L861 garLoopResultBuilder]: At program point L2337-3(lines 2337 2343) the Hoare annotation is: true [2021-12-18 01:15:14,834 INFO L858 garLoopResultBuilder]: For program point L2337-2(lines 2337 2343) no Hoare annotation was computed. [2021-12-18 01:15:14,834 INFO L858 garLoopResultBuilder]: For program point L2337-4(lines 2337 2343) no Hoare annotation was computed. [2021-12-18 01:15:14,834 INFO L858 garLoopResultBuilder]: For program point aws_is_mem_zeroedEXIT(lines 2331 2348) no Hoare annotation was computed. [2021-12-18 01:15:14,834 INFO L861 garLoopResultBuilder]: At program point aws_is_mem_zeroedENTRY(lines 2331 2348) the Hoare annotation is: true [2021-12-18 01:15:14,834 INFO L858 garLoopResultBuilder]: For program point aws_is_mem_zeroedFINAL(lines 2331 2348) no Hoare annotation was computed. [2021-12-18 01:15:14,834 INFO L858 garLoopResultBuilder]: For program point L2338(lines 2338 2342) no Hoare annotation was computed. [2021-12-18 01:15:14,834 INFO L861 garLoopResultBuilder]: At program point can_fail_mallocENTRY(lines 6948 6952) the Hoare annotation is: true [2021-12-18 01:15:14,834 INFO L858 garLoopResultBuilder]: For program point L6951-1(line 6951) no Hoare annotation was computed. [2021-12-18 01:15:14,834 INFO L861 garLoopResultBuilder]: At program point L6951(line 6951) the Hoare annotation is: true [2021-12-18 01:15:14,834 INFO L858 garLoopResultBuilder]: For program point can_fail_mallocFINAL(lines 6948 6952) no Hoare annotation was computed. [2021-12-18 01:15:14,835 INFO L858 garLoopResultBuilder]: For program point L6949-3(lines 6949 6951) no Hoare annotation was computed. [2021-12-18 01:15:14,835 INFO L858 garLoopResultBuilder]: For program point can_fail_mallocEXIT(lines 6948 6952) no Hoare annotation was computed. [2021-12-18 01:15:14,836 INFO L858 garLoopResultBuilder]: For program point L6949-1(lines 6949 6951) no Hoare annotation was computed. [2021-12-18 01:15:14,836 INFO L861 garLoopResultBuilder]: At program point L6949(line 6949) the Hoare annotation is: true [2021-12-18 01:15:14,836 INFO L858 garLoopResultBuilder]: For program point L211-2(lines 210 212) no Hoare annotation was computed. [2021-12-18 01:15:14,836 INFO L861 garLoopResultBuilder]: At program point assume_abort_if_notENTRY(lines 210 212) the Hoare annotation is: true [2021-12-18 01:15:14,837 INFO L858 garLoopResultBuilder]: For program point L211(line 211) no Hoare annotation was computed. [2021-12-18 01:15:14,837 INFO L858 garLoopResultBuilder]: For program point assume_abort_if_notEXIT(lines 210 212) no Hoare annotation was computed. [2021-12-18 01:15:14,837 INFO L854 garLoopResultBuilder]: At program point aws_raise_errorENTRY(lines 1988 1999) the Hoare annotation is: (or (= ~tl_last_error~0 |old(~tl_last_error~0)|) (not (< 0 |#StackHeapBarrier|))) [2021-12-18 01:15:14,837 INFO L858 garLoopResultBuilder]: For program point L7366(lines 7366 7368) no Hoare annotation was computed. [2021-12-18 01:15:14,837 INFO L858 garLoopResultBuilder]: For program point aws_raise_errorFINAL(lines 1988 1999) no Hoare annotation was computed. [2021-12-18 01:15:14,837 INFO L858 garLoopResultBuilder]: For program point aws_raise_errorEXIT(lines 1988 1999) no Hoare annotation was computed. [2021-12-18 01:15:14,837 INFO L858 garLoopResultBuilder]: For program point can_fail_allocatorFINAL(lines 6938 6940) no Hoare annotation was computed. [2021-12-18 01:15:14,837 INFO L858 garLoopResultBuilder]: For program point can_fail_allocatorEXIT(lines 6938 6940) no Hoare annotation was computed. [2021-12-18 01:15:14,837 INFO L861 garLoopResultBuilder]: At program point can_fail_allocatorENTRY(lines 6938 6940) the Hoare annotation is: true [2021-12-18 01:15:14,838 INFO L854 garLoopResultBuilder]: At program point __CPROVER_overflow_multENTRY(lines 253 256) the Hoare annotation is: (or (not (< 0 |#StackHeapBarrier|)) (and (= |#valid| |old(#valid)|) (= |#length| |old(#length)|))) [2021-12-18 01:15:14,838 INFO L858 garLoopResultBuilder]: For program point __CPROVER_overflow_multEXIT(lines 253 256) no Hoare annotation was computed. [2021-12-18 01:15:14,838 INFO L858 garLoopResultBuilder]: For program point __CPROVER_overflow_multFINAL(lines 253 256) no Hoare annotation was computed. [2021-12-18 01:15:14,838 INFO L858 garLoopResultBuilder]: For program point L8475(lines 8475 8483) no Hoare annotation was computed. [2021-12-18 01:15:14,838 INFO L858 garLoopResultBuilder]: For program point L8450-1(line 8450) no Hoare annotation was computed. [2021-12-18 01:15:14,838 INFO L858 garLoopResultBuilder]: For program point L8475-2(lines 8475 8483) no Hoare annotation was computed. [2021-12-18 01:15:14,838 INFO L854 garLoopResultBuilder]: At program point L8492(line 8492) the Hoare annotation is: false [2021-12-18 01:15:14,838 INFO L858 garLoopResultBuilder]: For program point L8492-1(line 8492) no Hoare annotation was computed. [2021-12-18 01:15:14,838 INFO L858 garLoopResultBuilder]: For program point L6791-1(line 6791) no Hoare annotation was computed. [2021-12-18 01:15:14,839 INFO L854 garLoopResultBuilder]: At program point L6791(line 6791) the Hoare annotation is: (and (< 0 |#StackHeapBarrier|) (< 1 |ULTIMATE.start_aws_priority_queue_s_swap_harness_~#queue~0#1.base|)) [2021-12-18 01:15:14,839 INFO L854 garLoopResultBuilder]: At program point L8451(line 8451) the Hoare annotation is: false [2021-12-18 01:15:14,839 INFO L854 garLoopResultBuilder]: At program point L8451-1(line 8451) the Hoare annotation is: false [2021-12-18 01:15:14,839 INFO L858 garLoopResultBuilder]: For program point L7204-1(line 7204) no Hoare annotation was computed. [2021-12-18 01:15:14,839 INFO L854 garLoopResultBuilder]: At program point L7204(line 7204) the Hoare annotation is: false [2021-12-18 01:15:14,839 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-12-18 01:15:14,839 INFO L858 garLoopResultBuilder]: For program point L8451-2(line 8451) no Hoare annotation was computed. [2021-12-18 01:15:14,839 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-12-18 01:15:14,839 INFO L858 garLoopResultBuilder]: For program point L7196(lines 7196 7200) no Hoare annotation was computed. [2021-12-18 01:15:14,840 INFO L858 garLoopResultBuilder]: For program point L8460(lines 8460 8517) no Hoare annotation was computed. [2021-12-18 01:15:14,840 INFO L854 garLoopResultBuilder]: At program point L6800(lines 6783 6801) the Hoare annotation is: (and (< 0 |#StackHeapBarrier|) (< 1 |ULTIMATE.start_aws_priority_queue_s_swap_harness_~#queue~0#1.base|)) [2021-12-18 01:15:14,840 INFO L854 garLoopResultBuilder]: At program point L8452(line 8452) the Hoare annotation is: false [2021-12-18 01:15:14,840 INFO L854 garLoopResultBuilder]: At program point L8452-1(line 8452) the Hoare annotation is: false [2021-12-18 01:15:14,840 INFO L858 garLoopResultBuilder]: For program point L8452-2(line 8452) no Hoare annotation was computed. [2021-12-18 01:15:14,840 INFO L858 garLoopResultBuilder]: For program point L7205(lines 7205 7207) no Hoare annotation was computed. [2021-12-18 01:15:14,840 INFO L861 garLoopResultBuilder]: At program point L8518(line 8518) the Hoare annotation is: true [2021-12-18 01:15:14,840 INFO L854 garLoopResultBuilder]: At program point L8469(line 8469) the Hoare annotation is: (and (< 0 |#StackHeapBarrier|) (< 1 |ULTIMATE.start_aws_priority_queue_s_swap_harness_~#queue~0#1.base|)) [2021-12-18 01:15:14,841 INFO L854 garLoopResultBuilder]: At program point L8469-1(line 8469) the Hoare annotation is: (= |ULTIMATE.start_aws_priority_queue_s_swap_harness_#t~ret954#1| 0) [2021-12-18 01:15:14,841 INFO L858 garLoopResultBuilder]: For program point L8469-2(line 8469) no Hoare annotation was computed. [2021-12-18 01:15:14,841 INFO L854 garLoopResultBuilder]: At program point L7206(line 7206) the Hoare annotation is: false [2021-12-18 01:15:14,841 INFO L858 garLoopResultBuilder]: For program point L7206-1(line 7206) no Hoare annotation was computed. [2021-12-18 01:15:14,841 INFO L858 garLoopResultBuilder]: For program point L8511-2(lines 8511 8513) no Hoare annotation was computed. [2021-12-18 01:15:14,841 INFO L858 garLoopResultBuilder]: For program point L8511(lines 8511 8513) no Hoare annotation was computed. [2021-12-18 01:15:14,841 INFO L858 garLoopResultBuilder]: For program point L8454(lines 8454 8457) no Hoare annotation was computed. [2021-12-18 01:15:14,841 INFO L858 garLoopResultBuilder]: For program point L7199-1(line 7199) no Hoare annotation was computed. [2021-12-18 01:15:14,841 INFO L854 garLoopResultBuilder]: At program point L7199(line 7199) the Hoare annotation is: false [2021-12-18 01:15:14,842 INFO L854 garLoopResultBuilder]: At program point L7191(lines 7191 7208) the Hoare annotation is: false [2021-12-18 01:15:14,842 INFO L858 garLoopResultBuilder]: For program point L6803(lines 6803 6807) no Hoare annotation was computed. [2021-12-18 01:15:14,842 INFO L858 garLoopResultBuilder]: For program point L7183(lines 7183 7189) no Hoare annotation was computed. [2021-12-18 01:15:14,842 INFO L854 garLoopResultBuilder]: At program point L263(line 263) the Hoare annotation is: false [2021-12-18 01:15:14,842 INFO L854 garLoopResultBuilder]: At program point L8455(line 8455) the Hoare annotation is: false [2021-12-18 01:15:14,842 INFO L858 garLoopResultBuilder]: For program point L8455-1(line 8455) no Hoare annotation was computed. [2021-12-18 01:15:14,842 INFO L858 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-12-18 01:15:14,842 INFO L854 garLoopResultBuilder]: At program point L8480(line 8480) the Hoare annotation is: false [2021-12-18 01:15:14,842 INFO L858 garLoopResultBuilder]: For program point L8480-1(line 8480) no Hoare annotation was computed. [2021-12-18 01:15:14,843 INFO L858 garLoopResultBuilder]: For program point L8447(lines 8447 8458) no Hoare annotation was computed. [2021-12-18 01:15:14,843 INFO L854 garLoopResultBuilder]: At program point L6804-1(line 6804) the Hoare annotation is: (and (< 0 |#StackHeapBarrier|) (< 1 |ULTIMATE.start_aws_priority_queue_s_swap_harness_~#queue~0#1.base|)) [2021-12-18 01:15:14,843 INFO L854 garLoopResultBuilder]: At program point L8472(line 8472) the Hoare annotation is: false [2021-12-18 01:15:14,843 INFO L854 garLoopResultBuilder]: At program point L6804(line 6804) the Hoare annotation is: (and (< 0 |#StackHeapBarrier|) (< 1 |ULTIMATE.start_aws_priority_queue_s_swap_harness_~#queue~0#1.base|)) [2021-12-18 01:15:14,843 INFO L858 garLoopResultBuilder]: For program point L8472-1(line 8472) no Hoare annotation was computed. [2021-12-18 01:15:14,843 INFO L858 garLoopResultBuilder]: For program point L7184(lines 7184 7188) no Hoare annotation was computed. [2021-12-18 01:15:14,843 INFO L854 garLoopResultBuilder]: At program point L8456(line 8456) the Hoare annotation is: false [2021-12-18 01:15:14,843 INFO L858 garLoopResultBuilder]: For program point L8456-1(line 8456) no Hoare annotation was computed. [2021-12-18 01:15:14,843 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-12-18 01:15:14,844 INFO L858 garLoopResultBuilder]: For program point L7201-1(line 7201) no Hoare annotation was computed. [2021-12-18 01:15:14,844 INFO L854 garLoopResultBuilder]: At program point L7201(line 7201) the Hoare annotation is: false [2021-12-18 01:15:14,844 INFO L854 garLoopResultBuilder]: At program point L8448(line 8448) the Hoare annotation is: false [2021-12-18 01:15:14,844 INFO L854 garLoopResultBuilder]: At program point L8448-1(line 8448) the Hoare annotation is: false [2021-12-18 01:15:14,844 INFO L858 garLoopResultBuilder]: For program point L8448-2(line 8448) no Hoare annotation was computed. [2021-12-18 01:15:14,844 INFO L854 garLoopResultBuilder]: At program point L8473(line 8473) the Hoare annotation is: false [2021-12-18 01:15:14,844 INFO L858 garLoopResultBuilder]: For program point L8473-1(line 8473) no Hoare annotation was computed. [2021-12-18 01:15:14,844 INFO L858 garLoopResultBuilder]: For program point L6805(line 6805) no Hoare annotation was computed. [2021-12-18 01:15:14,844 INFO L854 garLoopResultBuilder]: At program point L8465(line 8465) the Hoare annotation is: (and (< 0 |#StackHeapBarrier|) (< 1 |ULTIMATE.start_aws_priority_queue_s_swap_harness_~#queue~0#1.base|)) [2021-12-18 01:15:14,845 INFO L858 garLoopResultBuilder]: For program point L8465-1(line 8465) no Hoare annotation was computed. [2021-12-18 01:15:14,845 INFO L854 garLoopResultBuilder]: At program point L8515(line 8515) the Hoare annotation is: false [2021-12-18 01:15:14,845 INFO L854 garLoopResultBuilder]: At program point L8482(line 8482) the Hoare annotation is: false [2021-12-18 01:15:14,845 INFO L858 garLoopResultBuilder]: For program point L8515-1(line 8515) no Hoare annotation was computed. [2021-12-18 01:15:14,845 INFO L854 garLoopResultBuilder]: At program point L7202(line 7202) the Hoare annotation is: false [2021-12-18 01:15:14,845 INFO L854 garLoopResultBuilder]: At program point L8507(line 8507) the Hoare annotation is: false [2021-12-18 01:15:14,845 INFO L854 garLoopResultBuilder]: At program point L8507-1(line 8507) the Hoare annotation is: false [2021-12-18 01:15:14,845 INFO L858 garLoopResultBuilder]: For program point L7202-1(line 7202) no Hoare annotation was computed. [2021-12-18 01:15:14,845 INFO L858 garLoopResultBuilder]: For program point L8482-1(line 8482) no Hoare annotation was computed. [2021-12-18 01:15:14,846 INFO L854 garLoopResultBuilder]: At program point L8449(line 8449) the Hoare annotation is: false [2021-12-18 01:15:14,846 INFO L858 garLoopResultBuilder]: For program point L8449-1(line 8449) no Hoare annotation was computed. [2021-12-18 01:15:14,846 INFO L854 garLoopResultBuilder]: At program point L7186(line 7186) the Hoare annotation is: false [2021-12-18 01:15:14,846 INFO L858 garLoopResultBuilder]: For program point L8507-2(line 8507) no Hoare annotation was computed. [2021-12-18 01:15:14,846 INFO L854 garLoopResultBuilder]: At program point L6798(lines 6798 6799) the Hoare annotation is: (and (< 0 |#StackHeapBarrier|) (< 1 |ULTIMATE.start_aws_priority_queue_s_swap_harness_~#queue~0#1.base|)) [2021-12-18 01:15:14,846 INFO L858 garLoopResultBuilder]: For program point L7186-1(line 7186) no Hoare annotation was computed. [2021-12-18 01:15:14,846 INFO L858 garLoopResultBuilder]: For program point L6798-1(lines 6798 6799) no Hoare annotation was computed. [2021-12-18 01:15:14,846 INFO L854 garLoopResultBuilder]: At program point L8516(line 8516) the Hoare annotation is: false [2021-12-18 01:15:14,846 INFO L858 garLoopResultBuilder]: For program point L8516-1(line 8516) no Hoare annotation was computed. [2021-12-18 01:15:14,847 INFO L854 garLoopResultBuilder]: At program point L8450(line 8450) the Hoare annotation is: false [2021-12-18 01:15:14,847 INFO L858 garLoopResultBuilder]: For program point L7203-1(line 7203) no Hoare annotation was computed. [2021-12-18 01:15:14,847 INFO L854 garLoopResultBuilder]: At program point L7203(line 7203) the Hoare annotation is: false [2021-12-18 01:15:14,847 INFO L858 garLoopResultBuilder]: For program point L223(line 223) no Hoare annotation was computed. [2021-12-18 01:15:14,847 INFO L861 garLoopResultBuilder]: At program point __VERIFIER_assertENTRY(lines 222 224) the Hoare annotation is: true [2021-12-18 01:15:14,847 INFO L858 garLoopResultBuilder]: For program point L223-1(line 223) no Hoare annotation was computed. [2021-12-18 01:15:14,847 INFO L858 garLoopResultBuilder]: For program point L223-3(lines 222 224) no Hoare annotation was computed. [2021-12-18 01:15:14,847 INFO L858 garLoopResultBuilder]: For program point __VERIFIER_assertEXIT(lines 222 224) no Hoare annotation was computed. [2021-12-18 01:15:14,848 INFO L858 garLoopResultBuilder]: For program point __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION(line 223) no Hoare annotation was computed. [2021-12-18 01:15:14,850 INFO L732 BasicCegarLoop]: Path program histogram: [1, 1, 1] [2021-12-18 01:15:14,851 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-12-18 01:15:14,859 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 18.12 01:15:14 BoogieIcfgContainer [2021-12-18 01:15:14,859 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-12-18 01:15:14,860 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-12-18 01:15:14,860 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-12-18 01:15:14,860 INFO L275 PluginConnector]: Witness Printer initialized [2021-12-18 01:15:14,860 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.12 01:15:11" (3/4) ... [2021-12-18 01:15:14,862 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-12-18 01:15:14,866 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure can_fail_malloc [2021-12-18 01:15:14,866 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure bounded_malloc [2021-12-18 01:15:14,866 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure aws_priority_queue_is_valid [2021-12-18 01:15:14,866 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ensure_array_list_has_allocated_data_member [2021-12-18 01:15:14,866 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure aws_array_list_is_bounded [2021-12-18 01:15:14,866 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure aws_array_list_is_valid [2021-12-18 01:15:14,866 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure nondet_bool [2021-12-18 01:15:14,866 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure assume_abort_if_not [2021-12-18 01:15:14,866 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure aws_raise_error [2021-12-18 01:15:14,867 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure can_fail_allocator [2021-12-18 01:15:14,867 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __CPROVER_overflow_mult [2021-12-18 01:15:14,867 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure assert_byte_from_buffer_matches [2021-12-18 01:15:14,867 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure aws_mul_size_checked [2021-12-18 01:15:14,867 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure aws_priority_queue_backpointer_index_valid [2021-12-18 01:15:14,867 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure aws_is_mem_zeroed [2021-12-18 01:15:14,867 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __VERIFIER_assert [2021-12-18 01:15:14,875 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 151 nodes and edges [2021-12-18 01:15:14,876 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 68 nodes and edges [2021-12-18 01:15:14,877 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 27 nodes and edges [2021-12-18 01:15:14,878 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 13 nodes and edges [2021-12-18 01:15:14,879 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2021-12-18 01:15:14,879 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2021-12-18 01:15:14,880 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-12-18 01:15:14,881 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-12-18 01:15:15,463 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2021-12-18 01:15:15,463 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-12-18 01:15:15,464 INFO L158 Benchmark]: Toolchain (without parser) took 6851.91ms. Allocated memory was 98.6MB in the beginning and 287.3MB in the end (delta: 188.7MB). Free memory was 60.6MB in the beginning and 205.8MB in the end (delta: -145.2MB). Peak memory consumption was 178.6MB. Max. memory is 16.1GB. [2021-12-18 01:15:15,464 INFO L158 Benchmark]: CDTParser took 0.15ms. Allocated memory is still 98.6MB. Free memory is still 55.9MB. There was no memory consumed. Max. memory is 16.1GB. [2021-12-18 01:15:15,464 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1657.30ms. Allocated memory was 98.6MB in the beginning and 155.2MB in the end (delta: 56.6MB). Free memory was 60.4MB in the beginning and 74.0MB in the end (delta: -13.6MB). Peak memory consumption was 51.7MB. Max. memory is 16.1GB. [2021-12-18 01:15:15,464 INFO L158 Benchmark]: Boogie Procedure Inliner took 126.41ms. Allocated memory is still 155.2MB. Free memory was 74.0MB in the beginning and 105.7MB in the end (delta: -31.7MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2021-12-18 01:15:15,465 INFO L158 Benchmark]: Boogie Preprocessor took 89.25ms. Allocated memory is still 155.2MB. Free memory was 105.7MB in the beginning and 97.6MB in the end (delta: 8.0MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2021-12-18 01:15:15,465 INFO L158 Benchmark]: RCFGBuilder took 818.37ms. Allocated memory is still 155.2MB. Free memory was 97.6MB in the beginning and 91.0MB in the end (delta: 6.6MB). Peak memory consumption was 52.4MB. Max. memory is 16.1GB. [2021-12-18 01:15:15,465 INFO L158 Benchmark]: TraceAbstraction took 3552.19ms. Allocated memory was 155.2MB in the beginning and 199.2MB in the end (delta: 44.0MB). Free memory was 91.0MB in the beginning and 131.2MB in the end (delta: -40.2MB). Peak memory consumption was 95.1MB. Max. memory is 16.1GB. [2021-12-18 01:15:15,465 INFO L158 Benchmark]: Witness Printer took 603.46ms. Allocated memory was 199.2MB in the beginning and 287.3MB in the end (delta: 88.1MB). Free memory was 131.2MB in the beginning and 205.8MB in the end (delta: -74.6MB). Peak memory consumption was 148.8MB. Max. memory is 16.1GB. [2021-12-18 01:15:15,466 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15ms. Allocated memory is still 98.6MB. Free memory is still 55.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1657.30ms. Allocated memory was 98.6MB in the beginning and 155.2MB in the end (delta: 56.6MB). Free memory was 60.4MB in the beginning and 74.0MB in the end (delta: -13.6MB). Peak memory consumption was 51.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 126.41ms. Allocated memory is still 155.2MB. Free memory was 74.0MB in the beginning and 105.7MB in the end (delta: -31.7MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Preprocessor took 89.25ms. Allocated memory is still 155.2MB. Free memory was 105.7MB in the beginning and 97.6MB in the end (delta: 8.0MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * RCFGBuilder took 818.37ms. Allocated memory is still 155.2MB. Free memory was 97.6MB in the beginning and 91.0MB in the end (delta: 6.6MB). Peak memory consumption was 52.4MB. Max. memory is 16.1GB. * TraceAbstraction took 3552.19ms. Allocated memory was 155.2MB in the beginning and 199.2MB in the end (delta: 44.0MB). Free memory was 91.0MB in the beginning and 131.2MB in the end (delta: -40.2MB). Peak memory consumption was 95.1MB. Max. memory is 16.1GB. * Witness Printer took 603.46ms. Allocated memory was 199.2MB in the beginning and 287.3MB in the end (delta: 88.1MB). Free memory was 131.2MB in the beginning and 205.8MB in the end (delta: -74.6MB). Peak memory consumption was 148.8MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 223]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 17 procedures, 196 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 3.5s, OverallIterations: 3, TraceHistogramMax: 7, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.7s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.5s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 244 SdHoareTripleChecker+Valid, 0.5s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 237 mSDsluCounter, 1916 SdHoareTripleChecker+Invalid, 0.4s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 1333 mSDsCounter, 67 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 331 IncrementalHoareTripleChecker+Invalid, 398 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 67 mSolverCounterUnsat, 583 mSDtfsCounter, 331 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 245 GetRequests, 231 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=196occurred in iteration=0, InterpolantAutomatonStates: 16, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 3 MinimizatonAttempts, 24 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 72 LocationsWithAnnotation, 282 PreInvPairs, 294 NumberOfFragments, 417 HoareAnnotationTreeSize, 282 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 72 FomulaSimplificationsInter, 355 FormulaSimplificationTreeSizeReductionInter, 0.4s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.8s SatisfiabilityAnalysisTime, 0.6s InterpolantComputationTime, 299 NumberOfCodeBlocks, 299 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 296 ConstructedInterpolants, 0 QuantifiedInterpolants, 432 SizeOfPredicates, 4 NumberOfNonLiveVariables, 4624 ConjunctsInSsa, 14 ConjunctsInUnsatCore, 3 InterpolantComputations, 3 PerfectInterpolantSequences, 309/309 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 263]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 6783]: Loop Invariant Derived loop invariant: 0 < unknown-#StackHeapBarrier-unknown && 1 < queue - InvariantResult [Line: 8518]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 7191]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 2497]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 8217]: Loop Invariant Derived loop invariant: !(0 < unknown-#StackHeapBarrier-unknown) || (queue <= queue && queue <= 0) - InvariantResult [Line: 2337]: Loop Invariant Derived loop invariant: 1 RESULT: Ultimate proved your program to be correct! [2021-12-18 01:15:15,493 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE