./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/aws-c-common/aws_hash_iter_delete_harness.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version b5237d83 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22455b50-3759-49ae-978e-07f2a3f66612/bin/uautomizer-vX5HgA9Q3a/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22455b50-3759-49ae-978e-07f2a3f66612/bin/uautomizer-vX5HgA9Q3a/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22455b50-3759-49ae-978e-07f2a3f66612/bin/uautomizer-vX5HgA9Q3a/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22455b50-3759-49ae-978e-07f2a3f66612/bin/uautomizer-vX5HgA9Q3a/config/AutomizerReach.xml -i ../../sv-benchmarks/c/aws-c-common/aws_hash_iter_delete_harness.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22455b50-3759-49ae-978e-07f2a3f66612/bin/uautomizer-vX5HgA9Q3a/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22455b50-3759-49ae-978e-07f2a3f66612/bin/uautomizer-vX5HgA9Q3a --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 7608d8aa64807891206ad38b93db31434f261f46ffbbb3a8b8a4940e4ab5ce81 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-b5237d8 [2022-11-21 16:07:16,653 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-21 16:07:16,655 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-21 16:07:16,697 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-21 16:07:16,698 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-21 16:07:16,701 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-21 16:07:16,704 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-21 16:07:16,708 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-21 16:07:16,710 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-21 16:07:16,716 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-21 16:07:16,716 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-21 16:07:16,717 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-21 16:07:16,718 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-21 16:07:16,719 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-21 16:07:16,720 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-21 16:07:16,721 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-21 16:07:16,722 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-21 16:07:16,722 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-21 16:07:16,724 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-21 16:07:16,725 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-21 16:07:16,731 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-21 16:07:16,734 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-21 16:07:16,736 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-21 16:07:16,737 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-21 16:07:16,751 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-21 16:07:16,751 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-21 16:07:16,752 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-21 16:07:16,753 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-21 16:07:16,753 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-21 16:07:16,754 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-21 16:07:16,754 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-21 16:07:16,755 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-21 16:07:16,756 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-21 16:07:16,757 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-21 16:07:16,757 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-21 16:07:16,758 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-21 16:07:16,758 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-21 16:07:16,759 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-21 16:07:16,759 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-21 16:07:16,760 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-21 16:07:16,761 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-21 16:07:16,768 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22455b50-3759-49ae-978e-07f2a3f66612/bin/uautomizer-vX5HgA9Q3a/config/svcomp-Reach-64bit-Automizer_Default.epf [2022-11-21 16:07:16,808 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-21 16:07:16,808 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-21 16:07:16,809 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-21 16:07:16,809 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-21 16:07:16,810 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-21 16:07:16,810 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-21 16:07:16,811 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-21 16:07:16,812 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-21 16:07:16,812 INFO L138 SettingsManager]: * Use SBE=true [2022-11-21 16:07:16,812 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-21 16:07:16,813 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-21 16:07:16,813 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-21 16:07:16,814 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-21 16:07:16,825 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-21 16:07:16,826 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-21 16:07:16,826 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-21 16:07:16,826 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-21 16:07:16,826 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-21 16:07:16,827 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-21 16:07:16,827 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-21 16:07:16,827 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-21 16:07:16,828 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-21 16:07:16,828 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-21 16:07:16,828 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-21 16:07:16,829 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-21 16:07:16,829 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-21 16:07:16,829 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-21 16:07:16,830 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-11-21 16:07:16,830 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-21 16:07:16,830 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-21 16:07:16,830 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:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22455b50-3759-49ae-978e-07f2a3f66612/bin/uautomizer-vX5HgA9Q3a/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22455b50-3759-49ae-978e-07f2a3f66612/bin/uautomizer-vX5HgA9Q3a Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7608d8aa64807891206ad38b93db31434f261f46ffbbb3a8b8a4940e4ab5ce81 [2022-11-21 16:07:17,203 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-21 16:07:17,227 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-21 16:07:17,230 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-21 16:07:17,231 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-21 16:07:17,232 INFO L275 PluginConnector]: CDTParser initialized [2022-11-21 16:07:17,233 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22455b50-3759-49ae-978e-07f2a3f66612/bin/uautomizer-vX5HgA9Q3a/../../sv-benchmarks/c/aws-c-common/aws_hash_iter_delete_harness.i [2022-11-21 16:07:20,284 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-21 16:07:20,880 INFO L351 CDTParser]: Found 1 translation units. [2022-11-21 16:07:20,881 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22455b50-3759-49ae-978e-07f2a3f66612/sv-benchmarks/c/aws-c-common/aws_hash_iter_delete_harness.i [2022-11-21 16:07:20,931 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22455b50-3759-49ae-978e-07f2a3f66612/bin/uautomizer-vX5HgA9Q3a/data/24421a191/9ab63d24e5e4442896631fb668e1897c/FLAGa35a70839 [2022-11-21 16:07:20,952 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22455b50-3759-49ae-978e-07f2a3f66612/bin/uautomizer-vX5HgA9Q3a/data/24421a191/9ab63d24e5e4442896631fb668e1897c [2022-11-21 16:07:20,955 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-21 16:07:20,959 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-21 16:07:20,961 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-21 16:07:20,961 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-21 16:07:20,965 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-21 16:07:20,966 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 04:07:20" (1/1) ... [2022-11-21 16:07:20,967 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6f0bf98d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:07:20, skipping insertion in model container [2022-11-21 16:07:20,968 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 04:07:20" (1/1) ... [2022-11-21 16:07:20,976 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-21 16:07:21,138 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-21 16:07:21,428 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22455b50-3759-49ae-978e-07f2a3f66612/sv-benchmarks/c/aws-c-common/aws_hash_iter_delete_harness.i[4494,4507] [2022-11-21 16:07:21,438 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22455b50-3759-49ae-978e-07f2a3f66612/sv-benchmarks/c/aws-c-common/aws_hash_iter_delete_harness.i[4554,4567] [2022-11-21 16:07:22,987 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-21 16:07:22,988 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-21 16:07:22,988 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-21 16:07:22,989 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-21 16:07:22,994 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-21 16:07:23,033 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-21 16:07:23,034 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-21 16:07:23,036 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-21 16:07:23,037 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-21 16:07:23,039 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-21 16:07:23,041 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-21 16:07:23,042 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-21 16:07:23,042 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-21 16:07:23,571 WARN L611 FunctionHandler]: implicit declaration of function __atomic_load_n [2022-11-21 16:07:23,573 WARN L611 FunctionHandler]: implicit declaration of function __atomic_store_n [2022-11-21 16:07:23,574 WARN L611 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2022-11-21 16:07:23,575 WARN L611 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2022-11-21 16:07:23,577 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2022-11-21 16:07:23,578 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2022-11-21 16:07:23,579 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2022-11-21 16:07:23,580 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2022-11-21 16:07:23,580 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2022-11-21 16:07:23,581 WARN L611 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2022-11-21 16:07:23,807 WARN L611 FunctionHandler]: implicit declaration of function __builtin_va_copy [2022-11-21 16:07:24,126 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-21 16:07:24,126 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-21 16:07:24,163 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-21 16:07:24,164 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-21 16:07:24,170 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-21 16:07:24,170 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-21 16:07:24,197 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-21 16:07:24,199 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-21 16:07:24,200 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-21 16:07:24,203 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-21 16:07:24,203 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-21 16:07:24,205 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-21 16:07:24,205 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-21 16:07:24,268 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 16:07:24,321 INFO L203 MainTranslator]: Completed pre-run [2022-11-21 16:07:24,348 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22455b50-3759-49ae-978e-07f2a3f66612/sv-benchmarks/c/aws-c-common/aws_hash_iter_delete_harness.i[4494,4507] [2022-11-21 16:07:24,348 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22455b50-3759-49ae-978e-07f2a3f66612/sv-benchmarks/c/aws-c-common/aws_hash_iter_delete_harness.i[4554,4567] [2022-11-21 16:07:24,385 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-21 16:07:24,385 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-21 16:07:24,385 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-21 16:07:24,386 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-21 16:07:24,386 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-21 16:07:24,402 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-21 16:07:24,403 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-21 16:07:24,405 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-21 16:07:24,405 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-21 16:07:24,406 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-21 16:07:24,407 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-21 16:07:24,407 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-21 16:07:24,408 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-21 16:07:24,442 WARN L611 FunctionHandler]: implicit declaration of function __atomic_load_n [2022-11-21 16:07:24,443 WARN L611 FunctionHandler]: implicit declaration of function __atomic_store_n [2022-11-21 16:07:24,443 WARN L611 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2022-11-21 16:07:24,445 WARN L611 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2022-11-21 16:07:24,446 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2022-11-21 16:07:24,446 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2022-11-21 16:07:24,447 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2022-11-21 16:07:24,447 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2022-11-21 16:07:24,448 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2022-11-21 16:07:24,448 WARN L611 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2022-11-21 16:07:24,482 WARN L611 FunctionHandler]: implicit declaration of function __builtin_va_copy [2022-11-21 16:07:24,637 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-21 16:07:24,638 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-21 16:07:24,648 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-21 16:07:24,649 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-21 16:07:24,653 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-21 16:07:24,653 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-21 16:07:24,668 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-21 16:07:24,669 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-21 16:07:24,670 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-21 16:07:24,670 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-21 16:07:24,671 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-21 16:07:24,672 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-21 16:07:24,673 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-21 16:07:24,693 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 16:07:24,986 INFO L208 MainTranslator]: Completed translation [2022-11-21 16:07:24,987 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:07:24 WrapperNode [2022-11-21 16:07:24,988 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-21 16:07:24,989 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-21 16:07:24,989 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-21 16:07:24,989 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-21 16:07:24,996 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:07:24" (1/1) ... [2022-11-21 16:07:25,112 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:07:24" (1/1) ... [2022-11-21 16:07:25,189 INFO L138 Inliner]: procedures = 774, calls = 2459, calls flagged for inlining = 66, calls inlined = 11, statements flattened = 731 [2022-11-21 16:07:25,189 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-21 16:07:25,190 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-21 16:07:25,190 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-21 16:07:25,190 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-21 16:07:25,201 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:07:24" (1/1) ... [2022-11-21 16:07:25,205 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:07:24" (1/1) ... [2022-11-21 16:07:25,226 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:07:24" (1/1) ... [2022-11-21 16:07:25,226 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:07:24" (1/1) ... [2022-11-21 16:07:25,287 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:07:24" (1/1) ... [2022-11-21 16:07:25,292 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:07:24" (1/1) ... [2022-11-21 16:07:25,313 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:07:24" (1/1) ... [2022-11-21 16:07:25,317 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:07:24" (1/1) ... [2022-11-21 16:07:25,326 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-21 16:07:25,343 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-21 16:07:25,343 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-21 16:07:25,344 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-21 16:07:25,344 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:07:24" (1/1) ... [2022-11-21 16:07:25,351 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-21 16:07:25,363 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22455b50-3759-49ae-978e-07f2a3f66612/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 16:07:25,377 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22455b50-3759-49ae-978e-07f2a3f66612/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-21 16:07:25,407 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22455b50-3759-49ae-978e-07f2a3f66612/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-21 16:07:25,429 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2022-11-21 16:07:25,429 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_bool [2022-11-21 16:07:25,430 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_bool [2022-11-21 16:07:25,430 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-21 16:07:25,430 INFO L130 BoogieDeclarations]: Found specification of procedure aws_raise_error [2022-11-21 16:07:25,430 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_raise_error [2022-11-21 16:07:25,432 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2022-11-21 16:07:25,432 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2022-11-21 16:07:25,432 INFO L130 BoogieDeclarations]: Found specification of procedure hash_table_state_is_valid [2022-11-21 16:07:25,432 INFO L138 BoogieDeclarations]: Found implementation of procedure hash_table_state_is_valid [2022-11-21 16:07:25,432 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-21 16:07:25,432 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-21 16:07:25,433 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-21 16:07:25,433 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-21 16:07:25,433 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-21 16:07:25,433 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_malloc [2022-11-21 16:07:25,433 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_malloc [2022-11-21 16:07:25,433 INFO L130 BoogieDeclarations]: Found specification of procedure aws_mul_size_checked [2022-11-21 16:07:25,433 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_mul_size_checked [2022-11-21 16:07:25,434 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-11-21 16:07:25,434 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-11-21 16:07:25,435 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-21 16:07:25,435 INFO L130 BoogieDeclarations]: Found specification of procedure __CPROVER_overflow_plus [2022-11-21 16:07:25,435 INFO L138 BoogieDeclarations]: Found implementation of procedure __CPROVER_overflow_plus [2022-11-21 16:07:25,435 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-11-21 16:07:25,435 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_uint64_t [2022-11-21 16:07:25,435 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_uint64_t [2022-11-21 16:07:25,435 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-21 16:07:25,436 INFO L130 BoogieDeclarations]: Found specification of procedure aws_is_power_of_two [2022-11-21 16:07:25,436 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_is_power_of_two [2022-11-21 16:07:25,436 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-21 16:07:25,436 INFO L130 BoogieDeclarations]: Found specification of procedure hash_table_state_required_bytes [2022-11-21 16:07:25,437 INFO L138 BoogieDeclarations]: Found implementation of procedure hash_table_state_required_bytes [2022-11-21 16:07:25,437 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2022-11-21 16:07:25,437 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2022-11-21 16:07:25,437 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-11-21 16:07:25,437 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-11-21 16:07:25,437 INFO L130 BoogieDeclarations]: Found specification of procedure aws_hash_iter_is_valid [2022-11-21 16:07:25,438 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_hash_iter_is_valid [2022-11-21 16:07:25,438 INFO L130 BoogieDeclarations]: Found specification of procedure aws_hash_table_is_valid [2022-11-21 16:07:25,438 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_hash_table_is_valid [2022-11-21 16:07:25,439 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-11-21 16:07:25,439 INFO L130 BoogieDeclarations]: Found specification of procedure __CPROVER_overflow_mult [2022-11-21 16:07:25,442 INFO L138 BoogieDeclarations]: Found implementation of procedure __CPROVER_overflow_mult [2022-11-21 16:07:25,443 INFO L130 BoogieDeclarations]: Found specification of procedure aws_add_size_checked [2022-11-21 16:07:25,443 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_add_size_checked [2022-11-21 16:07:25,443 INFO L130 BoogieDeclarations]: Found specification of procedure s_remove_entry [2022-11-21 16:07:25,444 INFO L138 BoogieDeclarations]: Found implementation of procedure s_remove_entry [2022-11-21 16:07:25,444 INFO L130 BoogieDeclarations]: Found specification of procedure aws_hash_iter_delete [2022-11-21 16:07:25,445 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_hash_iter_delete [2022-11-21 16:07:25,445 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-21 16:07:25,952 INFO L235 CfgBuilder]: Building ICFG [2022-11-21 16:07:25,954 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-21 16:07:26,219 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##35: assume !true; [2022-11-21 16:07:26,219 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##11: assume !true; [2022-11-21 16:07:27,340 INFO L276 CfgBuilder]: Performing block encoding [2022-11-21 16:07:27,356 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-21 16:07:27,357 INFO L300 CfgBuilder]: Removed 7 assume(true) statements. [2022-11-21 16:07:27,360 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 04:07:27 BoogieIcfgContainer [2022-11-21 16:07:27,360 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-21 16:07:27,364 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-21 16:07:27,364 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-21 16:07:27,368 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-21 16:07:27,369 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.11 04:07:20" (1/3) ... [2022-11-21 16:07:27,371 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5085d41 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.11 04:07:27, skipping insertion in model container [2022-11-21 16:07:27,371 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:07:24" (2/3) ... [2022-11-21 16:07:27,372 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5085d41 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.11 04:07:27, skipping insertion in model container [2022-11-21 16:07:27,373 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 04:07:27" (3/3) ... [2022-11-21 16:07:27,374 INFO L112 eAbstractionObserver]: Analyzing ICFG aws_hash_iter_delete_harness.i [2022-11-21 16:07:27,396 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-21 16:07:27,396 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-11-21 16:07:27,469 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-21 16:07:27,482 INFO L357 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, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@156c17f9, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-21 16:07:27,482 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-11-21 16:07:27,489 INFO L276 IsEmpty]: Start isEmpty. Operand has 210 states, 137 states have (on average 1.2627737226277371) internal successors, (173), 136 states have internal predecessors, (173), 54 states have call successors, (54), 19 states have call predecessors, (54), 19 states have return successors, (54), 54 states have call predecessors, (54), 54 states have call successors, (54) [2022-11-21 16:07:27,523 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 202 [2022-11-21 16:07:27,525 INFO L187 NwaCegarLoop]: Found error trace [2022-11-21 16:07:27,527 INFO L195 NwaCegarLoop]: trace histogram [19, 19, 19, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-21 16:07:27,528 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-21 16:07:27,535 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 16:07:27,535 INFO L85 PathProgramCache]: Analyzing trace with hash 778506499, now seen corresponding path program 1 times [2022-11-21 16:07:27,546 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 16:07:27,546 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1683296819] [2022-11-21 16:07:27,547 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 16:07:27,548 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 16:07:27,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:07:28,161 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-21 16:07:28,168 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1683296819] [2022-11-21 16:07:28,168 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unsupported non-linear arithmetic [2022-11-21 16:07:28,169 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1100331125] [2022-11-21 16:07:28,169 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 16:07:28,169 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-21 16:07:28,169 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22455b50-3759-49ae-978e-07f2a3f66612/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 16:07:28,173 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22455b50-3759-49ae-978e-07f2a3f66612/bin/uautomizer-vX5HgA9Q3a/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-21 16:07:28,199 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22455b50-3759-49ae-978e-07f2a3f66612/bin/uautomizer-vX5HgA9Q3a/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-11-21 16:07:28,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:07:28,914 INFO L263 TraceCheckSpWp]: Trace formula consists of 2540 conjuncts, 1 conjunts are in the unsatisfiable core [2022-11-21 16:07:28,926 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 16:07:28,973 INFO L134 CoverageAnalysis]: Checked inductivity of 695 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 656 trivial. 0 not checked. [2022-11-21 16:07:28,974 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-21 16:07:28,974 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1100331125] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-21 16:07:28,975 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-21 16:07:28,975 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-21 16:07:28,977 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [206075457] [2022-11-21 16:07:28,978 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-21 16:07:28,983 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-11-21 16:07:28,983 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-21 16:07:29,028 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-11-21 16:07:29,028 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-11-21 16:07:29,033 INFO L87 Difference]: Start difference. First operand has 210 states, 137 states have (on average 1.2627737226277371) internal successors, (173), 136 states have internal predecessors, (173), 54 states have call successors, (54), 19 states have call predecessors, (54), 19 states have return successors, (54), 54 states have call predecessors, (54), 54 states have call successors, (54) Second operand has 2 states, 2 states have (on average 38.0) internal successors, (76), 2 states have internal predecessors, (76), 2 states have call successors, (35), 2 states have call predecessors, (35), 2 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) [2022-11-21 16:07:29,112 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-21 16:07:29,113 INFO L93 Difference]: Finished difference Result 415 states and 583 transitions. [2022-11-21 16:07:29,115 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-21 16:07:29,116 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 38.0) internal successors, (76), 2 states have internal predecessors, (76), 2 states have call successors, (35), 2 states have call predecessors, (35), 2 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) Word has length 201 [2022-11-21 16:07:29,117 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-21 16:07:29,133 INFO L225 Difference]: With dead ends: 415 [2022-11-21 16:07:29,134 INFO L226 Difference]: Without dead ends: 205 [2022-11-21 16:07:29,155 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 200 GetRequests, 200 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-11-21 16:07:29,165 INFO L413 NwaCegarLoop]: 273 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 273 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-11-21 16:07:29,166 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 273 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-11-21 16:07:29,186 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 205 states. [2022-11-21 16:07:29,252 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 205 to 205. [2022-11-21 16:07:29,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 205 states, 131 states have (on average 1.2290076335877862) internal successors, (161), 132 states have internal predecessors, (161), 54 states have call successors, (54), 19 states have call predecessors, (54), 19 states have return successors, (53), 53 states have call predecessors, (53), 53 states have call successors, (53) [2022-11-21 16:07:29,259 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 205 states to 205 states and 268 transitions. [2022-11-21 16:07:29,261 INFO L78 Accepts]: Start accepts. Automaton has 205 states and 268 transitions. Word has length 201 [2022-11-21 16:07:29,263 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-21 16:07:29,263 INFO L495 AbstractCegarLoop]: Abstraction has 205 states and 268 transitions. [2022-11-21 16:07:29,263 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 38.0) internal successors, (76), 2 states have internal predecessors, (76), 2 states have call successors, (35), 2 states have call predecessors, (35), 2 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) [2022-11-21 16:07:29,264 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 268 transitions. [2022-11-21 16:07:29,279 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 202 [2022-11-21 16:07:29,279 INFO L187 NwaCegarLoop]: Found error trace [2022-11-21 16:07:29,279 INFO L195 NwaCegarLoop]: trace histogram [19, 19, 19, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-21 16:07:29,293 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22455b50-3759-49ae-978e-07f2a3f66612/bin/uautomizer-vX5HgA9Q3a/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2022-11-21 16:07:29,495 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22455b50-3759-49ae-978e-07f2a3f66612/bin/uautomizer-vX5HgA9Q3a/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2022-11-21 16:07:29,495 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-21 16:07:29,496 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 16:07:29,497 INFO L85 PathProgramCache]: Analyzing trace with hash -309437507, now seen corresponding path program 1 times [2022-11-21 16:07:29,497 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 16:07:29,501 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [885395661] [2022-11-21 16:07:29,501 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 16:07:29,501 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 16:07:29,659 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-11-21 16:07:29,659 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [111843715] [2022-11-21 16:07:29,659 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 16:07:29,660 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-21 16:07:29,660 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22455b50-3759-49ae-978e-07f2a3f66612/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 16:07:29,663 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22455b50-3759-49ae-978e-07f2a3f66612/bin/uautomizer-vX5HgA9Q3a/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-21 16:07:29,695 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22455b50-3759-49ae-978e-07f2a3f66612/bin/uautomizer-vX5HgA9Q3a/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-11-21 16:07:30,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:07:30,326 INFO L263 TraceCheckSpWp]: Trace formula consists of 2540 conjuncts, 7 conjunts are in the unsatisfiable core [2022-11-21 16:07:30,332 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 16:07:30,419 INFO L134 CoverageAnalysis]: Checked inductivity of 695 backedges. 139 proven. 0 refuted. 0 times theorem prover too weak. 556 trivial. 0 not checked. [2022-11-21 16:07:30,420 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-21 16:07:30,420 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-21 16:07:30,420 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [885395661] [2022-11-21 16:07:30,420 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-11-21 16:07:30,421 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [111843715] [2022-11-21 16:07:30,421 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [111843715] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-21 16:07:30,421 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-21 16:07:30,421 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-21 16:07:30,421 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1910501424] [2022-11-21 16:07:30,422 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-21 16:07:30,423 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-21 16:07:30,423 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-21 16:07:30,424 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-21 16:07:30,424 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-21 16:07:30,424 INFO L87 Difference]: Start difference. First operand 205 states and 268 transitions. Second operand has 5 states, 5 states have (on average 15.4) internal successors, (77), 5 states have internal predecessors, (77), 2 states have call successors, (35), 2 states have call predecessors, (35), 3 states have return successors, (32), 3 states have call predecessors, (32), 2 states have call successors, (32) [2022-11-21 16:07:30,486 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-21 16:07:30,486 INFO L93 Difference]: Finished difference Result 373 states and 491 transitions. [2022-11-21 16:07:30,487 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-21 16:07:30,487 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 15.4) internal successors, (77), 5 states have internal predecessors, (77), 2 states have call successors, (35), 2 states have call predecessors, (35), 3 states have return successors, (32), 3 states have call predecessors, (32), 2 states have call successors, (32) Word has length 201 [2022-11-21 16:07:30,488 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-21 16:07:30,490 INFO L225 Difference]: With dead ends: 373 [2022-11-21 16:07:30,490 INFO L226 Difference]: Without dead ends: 210 [2022-11-21 16:07:30,491 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 201 GetRequests, 197 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-11-21 16:07:30,492 INFO L413 NwaCegarLoop]: 265 mSDtfsCounter, 2 mSDsluCounter, 790 mSDsCounter, 0 mSdLazyCounter, 16 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 1055 SdHoareTripleChecker+Invalid, 16 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 16 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-11-21 16:07:30,493 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 1055 Invalid, 16 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 16 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-11-21 16:07:30,494 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 210 states. [2022-11-21 16:07:30,506 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 210 to 210. [2022-11-21 16:07:30,507 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 210 states, 135 states have (on average 1.2222222222222223) internal successors, (165), 136 states have internal predecessors, (165), 54 states have call successors, (54), 19 states have call predecessors, (54), 20 states have return successors, (54), 54 states have call predecessors, (54), 53 states have call successors, (54) [2022-11-21 16:07:30,508 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 210 states to 210 states and 273 transitions. [2022-11-21 16:07:30,509 INFO L78 Accepts]: Start accepts. Automaton has 210 states and 273 transitions. Word has length 201 [2022-11-21 16:07:30,509 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-21 16:07:30,509 INFO L495 AbstractCegarLoop]: Abstraction has 210 states and 273 transitions. [2022-11-21 16:07:30,510 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 15.4) internal successors, (77), 5 states have internal predecessors, (77), 2 states have call successors, (35), 2 states have call predecessors, (35), 3 states have return successors, (32), 3 states have call predecessors, (32), 2 states have call successors, (32) [2022-11-21 16:07:30,510 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 273 transitions. [2022-11-21 16:07:30,513 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 208 [2022-11-21 16:07:30,513 INFO L187 NwaCegarLoop]: Found error trace [2022-11-21 16:07:30,514 INFO L195 NwaCegarLoop]: trace histogram [19, 19, 19, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-21 16:07:30,532 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22455b50-3759-49ae-978e-07f2a3f66612/bin/uautomizer-vX5HgA9Q3a/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2022-11-21 16:07:30,724 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22455b50-3759-49ae-978e-07f2a3f66612/bin/uautomizer-vX5HgA9Q3a/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-21 16:07:30,725 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-21 16:07:30,725 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 16:07:30,725 INFO L85 PathProgramCache]: Analyzing trace with hash -2085577371, now seen corresponding path program 1 times [2022-11-21 16:07:30,725 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 16:07:30,725 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [232664527] [2022-11-21 16:07:30,726 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 16:07:30,726 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 16:07:30,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:07:32,848 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-21 16:07:32,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:07:32,865 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-11-21 16:07:32,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:07:32,891 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2022-11-21 16:07:32,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:07:32,932 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-11-21 16:07:32,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:07:32,968 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2022-11-21 16:07:32,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:07:33,007 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-21 16:07:33,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:07:33,036 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-21 16:07:33,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:07:33,055 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-21 16:07:33,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:07:33,065 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2022-11-21 16:07:33,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:07:33,084 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2022-11-21 16:07:33,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:07:33,167 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-21 16:07:33,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:07:33,177 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2022-11-21 16:07:33,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:07:33,372 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2022-11-21 16:07:33,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:07:33,385 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2022-11-21 16:07:33,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:07:33,398 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2022-11-21 16:07:33,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:07:33,412 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-11-21 16:07:33,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:07:33,427 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2022-11-21 16:07:33,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:07:33,438 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-11-21 16:07:33,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:07:33,452 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2022-11-21 16:07:33,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:07:33,468 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2022-11-21 16:07:33,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:07:33,482 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2022-11-21 16:07:33,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:07:33,495 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2022-11-21 16:07:33,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:07:33,506 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2022-11-21 16:07:33,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:07:33,518 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2022-11-21 16:07:33,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:07:33,530 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2022-11-21 16:07:33,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:07:33,543 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2022-11-21 16:07:33,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:07:33,554 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2022-11-21 16:07:33,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:07:33,568 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2022-11-21 16:07:33,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:07:33,581 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2022-11-21 16:07:33,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:07:33,592 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2022-11-21 16:07:33,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:07:33,604 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2022-11-21 16:07:33,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:07:33,616 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2022-11-21 16:07:33,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:07:33,628 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 195 [2022-11-21 16:07:33,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:07:33,641 INFO L134 CoverageAnalysis]: Checked inductivity of 695 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 695 trivial. 0 not checked. [2022-11-21 16:07:33,641 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-21 16:07:33,642 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [232664527] [2022-11-21 16:07:33,642 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [232664527] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-21 16:07:33,642 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-21 16:07:33,642 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2022-11-21 16:07:33,643 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1182306774] [2022-11-21 16:07:33,643 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-21 16:07:33,644 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-11-21 16:07:33,645 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-21 16:07:33,646 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-11-21 16:07:33,646 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=128, Unknown=0, NotChecked=0, Total=156 [2022-11-21 16:07:33,646 INFO L87 Difference]: Start difference. First operand 210 states and 273 transitions. Second operand has 13 states, 13 states have (on average 5.846153846153846) internal successors, (76), 9 states have internal predecessors, (76), 4 states have call successors, (36), 5 states have call predecessors, (36), 3 states have return successors, (33), 4 states have call predecessors, (33), 4 states have call successors, (33) [2022-11-21 16:07:35,731 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-21 16:07:35,731 INFO L93 Difference]: Finished difference Result 378 states and 499 transitions. [2022-11-21 16:07:35,732 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2022-11-21 16:07:35,732 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 13 states have (on average 5.846153846153846) internal successors, (76), 9 states have internal predecessors, (76), 4 states have call successors, (36), 5 states have call predecessors, (36), 3 states have return successors, (33), 4 states have call predecessors, (33), 4 states have call successors, (33) Word has length 207 [2022-11-21 16:07:35,733 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-21 16:07:35,736 INFO L225 Difference]: With dead ends: 378 [2022-11-21 16:07:35,736 INFO L226 Difference]: Without dead ends: 229 [2022-11-21 16:07:35,737 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 83 GetRequests, 64 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 59 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=92, Invalid=328, Unknown=0, NotChecked=0, Total=420 [2022-11-21 16:07:35,738 INFO L413 NwaCegarLoop]: 86 mSDtfsCounter, 314 mSDsluCounter, 443 mSDsCounter, 0 mSdLazyCounter, 1569 mSolverCounterSat, 175 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 337 SdHoareTripleChecker+Valid, 529 SdHoareTripleChecker+Invalid, 1744 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 175 IncrementalHoareTripleChecker+Valid, 1569 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.8s IncrementalHoareTripleChecker+Time [2022-11-21 16:07:35,739 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [337 Valid, 529 Invalid, 1744 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [175 Valid, 1569 Invalid, 0 Unknown, 0 Unchecked, 1.8s Time] [2022-11-21 16:07:35,740 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 229 states. [2022-11-21 16:07:35,762 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 229 to 215. [2022-11-21 16:07:35,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 215 states, 139 states have (on average 1.223021582733813) internal successors, (170), 141 states have internal predecessors, (170), 54 states have call successors, (54), 19 states have call predecessors, (54), 21 states have return successors, (55), 54 states have call predecessors, (55), 53 states have call successors, (55) [2022-11-21 16:07:35,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 215 states to 215 states and 279 transitions. [2022-11-21 16:07:35,766 INFO L78 Accepts]: Start accepts. Automaton has 215 states and 279 transitions. Word has length 207 [2022-11-21 16:07:35,766 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-21 16:07:35,766 INFO L495 AbstractCegarLoop]: Abstraction has 215 states and 279 transitions. [2022-11-21 16:07:35,767 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 5.846153846153846) internal successors, (76), 9 states have internal predecessors, (76), 4 states have call successors, (36), 5 states have call predecessors, (36), 3 states have return successors, (33), 4 states have call predecessors, (33), 4 states have call successors, (33) [2022-11-21 16:07:35,767 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 279 transitions. [2022-11-21 16:07:35,770 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 208 [2022-11-21 16:07:35,770 INFO L187 NwaCegarLoop]: Found error trace [2022-11-21 16:07:35,771 INFO L195 NwaCegarLoop]: trace histogram [19, 19, 19, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-21 16:07:35,771 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-11-21 16:07:35,771 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-21 16:07:35,772 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 16:07:35,772 INFO L85 PathProgramCache]: Analyzing trace with hash 1668960419, now seen corresponding path program 1 times [2022-11-21 16:07:35,772 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 16:07:35,772 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1475606175] [2022-11-21 16:07:35,773 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 16:07:35,773 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 16:07:35,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:07:36,287 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-21 16:07:36,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:07:36,300 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-11-21 16:07:36,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:07:36,324 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2022-11-21 16:07:36,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:07:36,340 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-11-21 16:07:36,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:07:36,370 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2022-11-21 16:07:36,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:07:36,407 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-21 16:07:36,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:07:36,432 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-21 16:07:36,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:07:36,448 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-21 16:07:36,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:07:36,458 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2022-11-21 16:07:36,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:07:36,472 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2022-11-21 16:07:36,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:07:36,492 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-21 16:07:36,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:07:36,504 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2022-11-21 16:07:36,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:07:36,618 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2022-11-21 16:07:36,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:07:36,629 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2022-11-21 16:07:36,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:07:36,641 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2022-11-21 16:07:36,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:07:36,659 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-11-21 16:07:36,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:07:36,674 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2022-11-21 16:07:36,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:07:36,684 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-11-21 16:07:36,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:07:36,700 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2022-11-21 16:07:36,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:07:36,714 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2022-11-21 16:07:36,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:07:36,726 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2022-11-21 16:07:36,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:07:36,737 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2022-11-21 16:07:36,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:07:36,749 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2022-11-21 16:07:36,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:07:36,760 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2022-11-21 16:07:36,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:07:36,771 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2022-11-21 16:07:36,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:07:36,782 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2022-11-21 16:07:36,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:07:36,794 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2022-11-21 16:07:36,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:07:36,806 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2022-11-21 16:07:36,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:07:36,817 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2022-11-21 16:07:36,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:07:36,829 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2022-11-21 16:07:36,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:07:36,841 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2022-11-21 16:07:36,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:07:36,853 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2022-11-21 16:07:36,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:07:36,864 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 195 [2022-11-21 16:07:36,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:07:36,876 INFO L134 CoverageAnalysis]: Checked inductivity of 695 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 695 trivial. 0 not checked. [2022-11-21 16:07:36,877 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-21 16:07:36,877 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1475606175] [2022-11-21 16:07:36,877 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1475606175] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-21 16:07:36,877 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-21 16:07:36,878 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2022-11-21 16:07:36,878 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1624827499] [2022-11-21 16:07:36,878 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-21 16:07:36,879 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2022-11-21 16:07:36,879 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-21 16:07:36,880 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-11-21 16:07:36,880 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2022-11-21 16:07:36,880 INFO L87 Difference]: Start difference. First operand 215 states and 279 transitions. Second operand has 8 states, 8 states have (on average 9.5) internal successors, (76), 5 states have internal predecessors, (76), 3 states have call successors, (36), 5 states have call predecessors, (36), 2 states have return successors, (33), 3 states have call predecessors, (33), 3 states have call successors, (33) [2022-11-21 16:07:38,034 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-21 16:07:38,034 INFO L93 Difference]: Finished difference Result 385 states and 507 transitions. [2022-11-21 16:07:38,034 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-11-21 16:07:38,035 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 9.5) internal successors, (76), 5 states have internal predecessors, (76), 3 states have call successors, (36), 5 states have call predecessors, (36), 2 states have return successors, (33), 3 states have call predecessors, (33), 3 states have call successors, (33) Word has length 207 [2022-11-21 16:07:38,035 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-21 16:07:38,037 INFO L225 Difference]: With dead ends: 385 [2022-11-21 16:07:38,037 INFO L226 Difference]: Without dead ends: 231 [2022-11-21 16:07:38,038 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 73 GetRequests, 64 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=37, Invalid=73, Unknown=0, NotChecked=0, Total=110 [2022-11-21 16:07:38,039 INFO L413 NwaCegarLoop]: 95 mSDtfsCounter, 356 mSDsluCounter, 189 mSDsCounter, 0 mSdLazyCounter, 698 mSolverCounterSat, 218 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 385 SdHoareTripleChecker+Valid, 284 SdHoareTripleChecker+Invalid, 916 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 218 IncrementalHoareTripleChecker+Valid, 698 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-11-21 16:07:38,039 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [385 Valid, 284 Invalid, 916 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [218 Valid, 698 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-11-21 16:07:38,040 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 231 states. [2022-11-21 16:07:38,074 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 231 to 217. [2022-11-21 16:07:38,075 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 217 states, 140 states have (on average 1.2214285714285715) internal successors, (171), 142 states have internal predecessors, (171), 55 states have call successors, (55), 19 states have call predecessors, (55), 21 states have return successors, (56), 55 states have call predecessors, (56), 54 states have call successors, (56) [2022-11-21 16:07:38,079 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 217 states to 217 states and 282 transitions. [2022-11-21 16:07:38,080 INFO L78 Accepts]: Start accepts. Automaton has 217 states and 282 transitions. Word has length 207 [2022-11-21 16:07:38,082 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-21 16:07:38,082 INFO L495 AbstractCegarLoop]: Abstraction has 217 states and 282 transitions. [2022-11-21 16:07:38,082 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 9.5) internal successors, (76), 5 states have internal predecessors, (76), 3 states have call successors, (36), 5 states have call predecessors, (36), 2 states have return successors, (33), 3 states have call predecessors, (33), 3 states have call successors, (33) [2022-11-21 16:07:38,083 INFO L276 IsEmpty]: Start isEmpty. Operand 217 states and 282 transitions. [2022-11-21 16:07:38,086 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 214 [2022-11-21 16:07:38,086 INFO L187 NwaCegarLoop]: Found error trace [2022-11-21 16:07:38,087 INFO L195 NwaCegarLoop]: trace histogram [19, 19, 19, 3, 3, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-21 16:07:38,087 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-11-21 16:07:38,087 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-21 16:07:38,087 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 16:07:38,088 INFO L85 PathProgramCache]: Analyzing trace with hash -336287017, now seen corresponding path program 1 times [2022-11-21 16:07:38,088 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 16:07:38,090 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1031200519] [2022-11-21 16:07:38,090 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 16:07:38,091 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 16:07:38,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:07:38,947 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-21 16:07:38,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:07:38,955 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-11-21 16:07:38,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:07:38,965 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2022-11-21 16:07:38,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:07:38,975 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-11-21 16:07:38,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:07:39,001 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2022-11-21 16:07:39,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:07:39,020 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-21 16:07:39,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:07:39,041 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-21 16:07:39,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:07:39,057 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-21 16:07:39,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:07:39,066 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2022-11-21 16:07:39,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:07:39,083 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2022-11-21 16:07:39,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:07:39,095 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-21 16:07:39,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:07:39,105 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2022-11-21 16:07:39,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:07:39,238 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2022-11-21 16:07:39,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:07:39,340 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2022-11-21 16:07:39,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:07:39,351 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2022-11-21 16:07:39,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:07:39,361 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-11-21 16:07:39,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:07:39,371 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2022-11-21 16:07:39,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:07:39,382 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2022-11-21 16:07:39,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:07:39,392 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2022-11-21 16:07:39,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:07:39,404 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2022-11-21 16:07:39,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:07:39,414 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2022-11-21 16:07:39,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:07:39,427 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2022-11-21 16:07:39,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:07:39,437 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2022-11-21 16:07:39,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:07:39,447 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2022-11-21 16:07:39,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:07:39,456 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2022-11-21 16:07:39,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:07:39,467 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2022-11-21 16:07:39,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:07:39,477 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2022-11-21 16:07:39,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:07:39,488 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2022-11-21 16:07:39,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:07:39,498 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 172 [2022-11-21 16:07:39,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:07:39,508 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2022-11-21 16:07:39,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:07:39,518 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 183 [2022-11-21 16:07:39,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:07:39,529 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2022-11-21 16:07:39,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:07:39,542 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 196 [2022-11-21 16:07:39,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:07:39,552 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2022-11-21 16:07:39,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:07:39,562 INFO L134 CoverageAnalysis]: Checked inductivity of 703 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 697 trivial. 0 not checked. [2022-11-21 16:07:39,565 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-21 16:07:39,565 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1031200519] [2022-11-21 16:07:39,566 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1031200519] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-21 16:07:39,566 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1366039880] [2022-11-21 16:07:39,566 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 16:07:39,566 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-21 16:07:39,567 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22455b50-3759-49ae-978e-07f2a3f66612/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 16:07:39,571 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22455b50-3759-49ae-978e-07f2a3f66612/bin/uautomizer-vX5HgA9Q3a/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-21 16:07:39,576 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22455b50-3759-49ae-978e-07f2a3f66612/bin/uautomizer-vX5HgA9Q3a/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2022-11-21 16:07:40,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:07:40,182 INFO L263 TraceCheckSpWp]: Trace formula consists of 2568 conjuncts, 23 conjunts are in the unsatisfiable core [2022-11-21 16:07:40,188 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 16:07:42,499 WARN L859 $PredicateComparison]: unable to prove that (or (exists ((aws_hash_table_is_valid_~map.base Int) (aws_hash_table_is_valid_~map.offset Int)) (not (= 0 (select (select |c_#memory_$Pointer$.offset| aws_hash_table_is_valid_~map.base) aws_hash_table_is_valid_~map.offset)))) (exists ((aws_hash_table_is_valid_~map.base Int) (aws_hash_table_is_valid_~map.offset Int)) (not (= (select (select |c_#memory_$Pointer$.base| aws_hash_table_is_valid_~map.base) aws_hash_table_is_valid_~map.offset) 0)))) is different from true [2022-11-21 16:07:50,577 WARN L233 SmtUtils]: Spent 6.02s on a formula simplification that was a NOOP. DAG size: 23 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-11-21 16:07:58,674 WARN L233 SmtUtils]: Spent 6.04s on a formula simplification that was a NOOP. DAG size: 21 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-11-21 16:07:58,713 INFO L134 CoverageAnalysis]: Checked inductivity of 703 backedges. 251 proven. 0 refuted. 0 times theorem prover too weak. 452 trivial. 0 not checked. [2022-11-21 16:07:58,713 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-21 16:07:58,714 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1366039880] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-21 16:07:58,714 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-11-21 16:07:58,714 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [10] total 16 [2022-11-21 16:07:58,714 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2781878] [2022-11-21 16:07:58,714 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-21 16:07:58,715 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2022-11-21 16:07:58,715 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-21 16:07:58,716 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-11-21 16:07:58,716 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=175, Unknown=3, NotChecked=26, Total=240 [2022-11-21 16:07:58,716 INFO L87 Difference]: Start difference. First operand 217 states and 282 transitions. Second operand has 8 states, 7 states have (on average 12.142857142857142) internal successors, (85), 7 states have internal predecessors, (85), 3 states have call successors, (37), 3 states have call predecessors, (37), 3 states have return successors, (34), 2 states have call predecessors, (34), 3 states have call successors, (34) [2022-11-21 16:08:00,759 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2022-11-21 16:08:03,162 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2022-11-21 16:08:09,226 WARN L233 SmtUtils]: Spent 6.03s on a formula simplification that was a NOOP. DAG size: 25 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-11-21 16:08:09,825 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-21 16:08:09,825 INFO L93 Difference]: Finished difference Result 382 states and 508 transitions. [2022-11-21 16:08:09,826 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-11-21 16:08:09,827 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 7 states have (on average 12.142857142857142) internal successors, (85), 7 states have internal predecessors, (85), 3 states have call successors, (37), 3 states have call predecessors, (37), 3 states have return successors, (34), 2 states have call predecessors, (34), 3 states have call successors, (34) Word has length 213 [2022-11-21 16:08:09,827 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-21 16:08:09,828 INFO L225 Difference]: With dead ends: 382 [2022-11-21 16:08:09,829 INFO L226 Difference]: Without dead ends: 224 [2022-11-21 16:08:09,829 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 291 GetRequests, 273 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 1 IntricatePredicates, 0 DeprecatedPredicates, 46 ImplicationChecksByTransitivity, 24.6s TimeCoverageRelationStatistics Valid=64, Invalid=279, Unknown=3, NotChecked=34, Total=380 [2022-11-21 16:08:09,830 INFO L413 NwaCegarLoop]: 264 mSDtfsCounter, 12 mSDsluCounter, 1150 mSDsCounter, 0 mSdLazyCounter, 206 mSolverCounterSat, 3 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 13 SdHoareTripleChecker+Valid, 1414 SdHoareTripleChecker+Invalid, 488 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 206 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 277 IncrementalHoareTripleChecker+Unchecked, 4.8s IncrementalHoareTripleChecker+Time [2022-11-21 16:08:09,831 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [13 Valid, 1414 Invalid, 488 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 206 Invalid, 2 Unknown, 277 Unchecked, 4.8s Time] [2022-11-21 16:08:09,832 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 224 states. [2022-11-21 16:08:09,847 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 224 to 223. [2022-11-21 16:08:09,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 223 states, 144 states have (on average 1.2152777777777777) internal successors, (175), 146 states have internal predecessors, (175), 56 states have call successors, (56), 20 states have call predecessors, (56), 22 states have return successors, (57), 56 states have call predecessors, (57), 55 states have call successors, (57) [2022-11-21 16:08:09,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 223 states to 223 states and 288 transitions. [2022-11-21 16:08:09,850 INFO L78 Accepts]: Start accepts. Automaton has 223 states and 288 transitions. Word has length 213 [2022-11-21 16:08:09,851 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-21 16:08:09,851 INFO L495 AbstractCegarLoop]: Abstraction has 223 states and 288 transitions. [2022-11-21 16:08:09,851 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 7 states have (on average 12.142857142857142) internal successors, (85), 7 states have internal predecessors, (85), 3 states have call successors, (37), 3 states have call predecessors, (37), 3 states have return successors, (34), 2 states have call predecessors, (34), 3 states have call successors, (34) [2022-11-21 16:08:09,851 INFO L276 IsEmpty]: Start isEmpty. Operand 223 states and 288 transitions. [2022-11-21 16:08:09,854 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2022-11-21 16:08:09,855 INFO L187 NwaCegarLoop]: Found error trace [2022-11-21 16:08:09,855 INFO L195 NwaCegarLoop]: trace histogram [19, 19, 19, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-21 16:08:09,871 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22455b50-3759-49ae-978e-07f2a3f66612/bin/uautomizer-vX5HgA9Q3a/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2022-11-21 16:08:10,065 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22455b50-3759-49ae-978e-07f2a3f66612/bin/uautomizer-vX5HgA9Q3a/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-21 16:08:10,066 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-21 16:08:10,066 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 16:08:10,066 INFO L85 PathProgramCache]: Analyzing trace with hash 54254165, now seen corresponding path program 1 times [2022-11-21 16:08:10,067 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 16:08:10,067 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [510659998] [2022-11-21 16:08:10,067 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 16:08:10,067 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 16:08:10,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:08:10,825 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-21 16:08:10,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:08:10,834 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-11-21 16:08:10,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:08:10,844 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2022-11-21 16:08:10,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:08:10,853 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-11-21 16:08:10,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:08:10,877 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2022-11-21 16:08:10,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:08:10,896 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-21 16:08:10,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:08:10,916 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-21 16:08:10,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:08:10,932 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-21 16:08:10,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:08:10,941 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2022-11-21 16:08:10,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:08:10,950 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2022-11-21 16:08:10,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:08:10,960 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-21 16:08:10,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:08:10,969 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2022-11-21 16:08:10,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:08:10,994 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2022-11-21 16:08:10,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:08:11,017 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-21 16:08:11,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:08:11,026 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2022-11-21 16:08:11,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:08:11,036 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2022-11-21 16:08:11,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:08:11,045 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2022-11-21 16:08:11,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:08:11,055 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-11-21 16:08:11,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:08:11,064 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2022-11-21 16:08:11,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:08:11,073 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-11-21 16:08:11,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:08:11,084 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2022-11-21 16:08:11,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:08:11,092 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2022-11-21 16:08:11,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:08:11,101 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2022-11-21 16:08:11,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:08:11,133 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2022-11-21 16:08:11,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:08:11,229 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2022-11-21 16:08:11,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:08:11,238 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2022-11-21 16:08:11,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:08:11,248 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2022-11-21 16:08:11,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:08:11,260 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2022-11-21 16:08:11,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:08:11,269 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2022-11-21 16:08:11,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:08:11,279 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2022-11-21 16:08:11,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:08:11,290 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2022-11-21 16:08:11,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:08:11,300 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2022-11-21 16:08:11,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:08:11,311 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 195 [2022-11-21 16:08:11,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:08:11,321 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2022-11-21 16:08:11,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:08:11,331 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 206 [2022-11-21 16:08:11,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:08:11,342 INFO L134 CoverageAnalysis]: Checked inductivity of 706 backedges. 33 proven. 23 refuted. 0 times theorem prover too weak. 650 trivial. 0 not checked. [2022-11-21 16:08:11,342 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-21 16:08:11,342 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [510659998] [2022-11-21 16:08:11,342 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [510659998] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-21 16:08:11,343 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [102848114] [2022-11-21 16:08:11,343 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 16:08:11,343 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-21 16:08:11,343 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22455b50-3759-49ae-978e-07f2a3f66612/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 16:08:11,350 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22455b50-3759-49ae-978e-07f2a3f66612/bin/uautomizer-vX5HgA9Q3a/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-21 16:08:11,358 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22455b50-3759-49ae-978e-07f2a3f66612/bin/uautomizer-vX5HgA9Q3a/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2022-11-21 16:08:11,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:08:11,999 INFO L263 TraceCheckSpWp]: Trace formula consists of 2598 conjuncts, 15 conjunts are in the unsatisfiable core [2022-11-21 16:08:12,005 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 16:08:12,058 INFO L134 CoverageAnalysis]: Checked inductivity of 706 backedges. 381 proven. 0 refuted. 0 times theorem prover too weak. 325 trivial. 0 not checked. [2022-11-21 16:08:12,058 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-21 16:08:12,059 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [102848114] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-21 16:08:12,059 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-11-21 16:08:12,059 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [9] total 10 [2022-11-21 16:08:12,059 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2088814183] [2022-11-21 16:08:12,059 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-21 16:08:12,060 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-21 16:08:12,061 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-21 16:08:12,061 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-21 16:08:12,061 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=70, Unknown=0, NotChecked=0, Total=90 [2022-11-21 16:08:12,062 INFO L87 Difference]: Start difference. First operand 223 states and 288 transitions. Second operand has 6 states, 5 states have (on average 18.0) internal successors, (90), 5 states have internal predecessors, (90), 3 states have call successors, (38), 2 states have call predecessors, (38), 4 states have return successors, (35), 3 states have call predecessors, (35), 3 states have call successors, (35) [2022-11-21 16:08:12,277 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-21 16:08:12,277 INFO L93 Difference]: Finished difference Result 363 states and 474 transitions. [2022-11-21 16:08:12,278 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-21 16:08:12,278 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 18.0) internal successors, (90), 5 states have internal predecessors, (90), 3 states have call successors, (38), 2 states have call predecessors, (38), 4 states have return successors, (35), 3 states have call predecessors, (35), 3 states have call successors, (35) Word has length 218 [2022-11-21 16:08:12,279 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-21 16:08:12,280 INFO L225 Difference]: With dead ends: 363 [2022-11-21 16:08:12,280 INFO L226 Difference]: Without dead ends: 225 [2022-11-21 16:08:12,281 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 293 GetRequests, 284 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=25, Invalid=85, Unknown=0, NotChecked=0, Total=110 [2022-11-21 16:08:12,282 INFO L413 NwaCegarLoop]: 248 mSDtfsCounter, 2 mSDsluCounter, 934 mSDsCounter, 0 mSdLazyCounter, 148 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 1182 SdHoareTripleChecker+Invalid, 152 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 148 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-11-21 16:08:12,282 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 1182 Invalid, 152 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 148 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-11-21 16:08:12,283 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 225 states. [2022-11-21 16:08:12,296 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 225 to 225. [2022-11-21 16:08:12,297 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 225 states, 145 states have (on average 1.2137931034482758) internal successors, (176), 148 states have internal predecessors, (176), 56 states have call successors, (56), 20 states have call predecessors, (56), 23 states have return successors, (60), 56 states have call predecessors, (60), 55 states have call successors, (60) [2022-11-21 16:08:12,299 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 225 states to 225 states and 292 transitions. [2022-11-21 16:08:12,299 INFO L78 Accepts]: Start accepts. Automaton has 225 states and 292 transitions. Word has length 218 [2022-11-21 16:08:12,300 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-21 16:08:12,300 INFO L495 AbstractCegarLoop]: Abstraction has 225 states and 292 transitions. [2022-11-21 16:08:12,300 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 18.0) internal successors, (90), 5 states have internal predecessors, (90), 3 states have call successors, (38), 2 states have call predecessors, (38), 4 states have return successors, (35), 3 states have call predecessors, (35), 3 states have call successors, (35) [2022-11-21 16:08:12,300 INFO L276 IsEmpty]: Start isEmpty. Operand 225 states and 292 transitions. [2022-11-21 16:08:12,303 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 231 [2022-11-21 16:08:12,304 INFO L187 NwaCegarLoop]: Found error trace [2022-11-21 16:08:12,304 INFO L195 NwaCegarLoop]: trace histogram [19, 19, 19, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-21 16:08:12,343 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22455b50-3759-49ae-978e-07f2a3f66612/bin/uautomizer-vX5HgA9Q3a/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2022-11-21 16:08:12,531 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22455b50-3759-49ae-978e-07f2a3f66612/bin/uautomizer-vX5HgA9Q3a/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-21 16:08:12,531 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-21 16:08:12,531 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 16:08:12,531 INFO L85 PathProgramCache]: Analyzing trace with hash -1846575800, now seen corresponding path program 1 times [2022-11-21 16:08:12,532 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 16:08:12,532 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1659831233] [2022-11-21 16:08:12,532 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 16:08:12,532 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 16:08:12,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:08:12,970 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-21 16:08:12,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:08:12,978 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-11-21 16:08:12,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:08:12,987 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2022-11-21 16:08:12,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:08:12,996 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-11-21 16:08:12,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:08:13,017 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2022-11-21 16:08:13,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:08:13,033 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-21 16:08:13,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:08:13,053 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-21 16:08:13,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:08:13,067 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-21 16:08:13,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:08:13,075 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2022-11-21 16:08:13,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:08:13,083 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2022-11-21 16:08:13,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:08:13,094 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-21 16:08:13,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:08:13,102 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2022-11-21 16:08:13,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:08:13,124 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2022-11-21 16:08:13,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:08:13,147 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-21 16:08:13,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:08:13,156 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2022-11-21 16:08:13,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:08:13,163 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2022-11-21 16:08:13,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:08:13,171 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2022-11-21 16:08:13,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:08:13,180 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-11-21 16:08:13,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:08:13,188 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2022-11-21 16:08:13,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:08:13,196 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-11-21 16:08:13,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:08:13,204 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2022-11-21 16:08:13,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:08:13,212 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2022-11-21 16:08:13,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:08:13,225 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2022-11-21 16:08:13,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:08:13,289 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-11-21 16:08:13,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:08:13,306 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2022-11-21 16:08:13,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:08:13,316 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2022-11-21 16:08:13,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:08:13,325 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2022-11-21 16:08:13,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:08:13,334 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2022-11-21 16:08:13,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:08:13,343 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2022-11-21 16:08:13,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:08:13,352 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2022-11-21 16:08:13,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:08:13,361 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 189 [2022-11-21 16:08:13,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:08:13,370 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 194 [2022-11-21 16:08:13,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:08:13,378 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 200 [2022-11-21 16:08:13,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:08:13,388 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2022-11-21 16:08:13,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:08:13,398 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2022-11-21 16:08:13,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:08:13,408 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2022-11-21 16:08:13,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:08:13,418 INFO L134 CoverageAnalysis]: Checked inductivity of 713 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 710 trivial. 0 not checked. [2022-11-21 16:08:13,419 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-21 16:08:13,419 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1659831233] [2022-11-21 16:08:13,419 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1659831233] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-21 16:08:13,419 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2008385174] [2022-11-21 16:08:13,420 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 16:08:13,420 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-21 16:08:13,420 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22455b50-3759-49ae-978e-07f2a3f66612/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 16:08:13,423 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22455b50-3759-49ae-978e-07f2a3f66612/bin/uautomizer-vX5HgA9Q3a/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-21 16:08:13,443 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22455b50-3759-49ae-978e-07f2a3f66612/bin/uautomizer-vX5HgA9Q3a/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2022-11-21 16:08:14,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:08:14,067 INFO L263 TraceCheckSpWp]: Trace formula consists of 2656 conjuncts, 5 conjunts are in the unsatisfiable core [2022-11-21 16:08:14,073 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 16:08:14,365 INFO L134 CoverageAnalysis]: Checked inductivity of 713 backedges. 364 proven. 47 refuted. 0 times theorem prover too weak. 302 trivial. 0 not checked. [2022-11-21 16:08:14,365 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-21 16:08:14,703 INFO L134 CoverageAnalysis]: Checked inductivity of 713 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 710 trivial. 0 not checked. [2022-11-21 16:08:14,703 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2008385174] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-21 16:08:14,704 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-21 16:08:14,704 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 6, 6] total 15 [2022-11-21 16:08:14,704 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1588382482] [2022-11-21 16:08:14,704 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-21 16:08:14,706 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-11-21 16:08:14,707 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-21 16:08:14,707 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-11-21 16:08:14,707 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=39, Invalid=171, Unknown=0, NotChecked=0, Total=210 [2022-11-21 16:08:14,708 INFO L87 Difference]: Start difference. First operand 225 states and 292 transitions. Second operand has 15 states, 15 states have (on average 12.466666666666667) internal successors, (187), 12 states have internal predecessors, (187), 9 states have call successors, (95), 6 states have call predecessors, (95), 5 states have return successors, (89), 9 states have call predecessors, (89), 9 states have call successors, (89) [2022-11-21 16:08:15,462 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-21 16:08:15,462 INFO L93 Difference]: Finished difference Result 288 states and 368 transitions. [2022-11-21 16:08:15,462 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-11-21 16:08:15,463 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 15 states have (on average 12.466666666666667) internal successors, (187), 12 states have internal predecessors, (187), 9 states have call successors, (95), 6 states have call predecessors, (95), 5 states have return successors, (89), 9 states have call predecessors, (89), 9 states have call successors, (89) Word has length 230 [2022-11-21 16:08:15,463 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-21 16:08:15,463 INFO L225 Difference]: With dead ends: 288 [2022-11-21 16:08:15,463 INFO L226 Difference]: Without dead ends: 0 [2022-11-21 16:08:15,464 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 543 GetRequests, 523 SyntacticMatches, 1 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 60 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=94, Invalid=326, Unknown=0, NotChecked=0, Total=420 [2022-11-21 16:08:15,465 INFO L413 NwaCegarLoop]: 79 mSDtfsCounter, 262 mSDsluCounter, 408 mSDsCounter, 0 mSdLazyCounter, 567 mSolverCounterSat, 92 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 262 SdHoareTripleChecker+Valid, 487 SdHoareTripleChecker+Invalid, 659 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 92 IncrementalHoareTripleChecker+Valid, 567 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2022-11-21 16:08:15,466 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [262 Valid, 487 Invalid, 659 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [92 Valid, 567 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2022-11-21 16:08:15,466 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2022-11-21 16:08:15,466 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2022-11-21 16:08:15,467 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) [2022-11-21 16:08:15,467 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2022-11-21 16:08:15,467 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 230 [2022-11-21 16:08:15,467 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-21 16:08:15,467 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-11-21 16:08:15,468 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 15 states have (on average 12.466666666666667) internal successors, (187), 12 states have internal predecessors, (187), 9 states have call successors, (95), 6 states have call predecessors, (95), 5 states have return successors, (89), 9 states have call predecessors, (89), 9 states have call successors, (89) [2022-11-21 16:08:15,468 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2022-11-21 16:08:15,468 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-11-21 16:08:15,471 INFO L805 garLoopResultBuilder]: Registering result SAFE for location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2022-11-21 16:08:15,484 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22455b50-3759-49ae-978e-07f2a3f66612/bin/uautomizer-vX5HgA9Q3a/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2022-11-21 16:08:15,672 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22455b50-3759-49ae-978e-07f2a3f66612/bin/uautomizer-vX5HgA9Q3a/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-21 16:08:15,673 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2022-11-21 16:08:28,099 WARN L233 SmtUtils]: Spent 12.08s on a formula simplification. DAG size of input: 30 DAG size of output: 25 (called from [L 149] de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.HoareAnnotationComposer.combineInter) [2022-11-21 16:08:28,700 INFO L899 garLoopResultBuilder]: For program point L6944-1(lines 6944 6946) no Hoare annotation was computed. [2022-11-21 16:08:28,701 INFO L895 garLoopResultBuilder]: At program point L6944(lines 6944 6946) the Hoare annotation is: (or (not (< 0 |#StackHeapBarrier|)) (and (= |old(#length)| |#length|) (= |old(#valid)| |#valid|))) [2022-11-21 16:08:28,701 INFO L895 garLoopResultBuilder]: At program point bounded_mallocENTRY(lines 6943 6948) the Hoare annotation is: (or (not (< 0 |#StackHeapBarrier|)) (and (= |old(#length)| |#length|) (= |old(#valid)| |#valid|))) [2022-11-21 16:08:28,701 INFO L899 garLoopResultBuilder]: For program point bounded_mallocFINAL(lines 6943 6948) no Hoare annotation was computed. [2022-11-21 16:08:28,701 INFO L899 garLoopResultBuilder]: For program point bounded_mallocEXIT(lines 6943 6948) no Hoare annotation was computed. [2022-11-21 16:08:28,701 INFO L899 garLoopResultBuilder]: For program point L9990-5(line 9990) no Hoare annotation was computed. [2022-11-21 16:08:28,701 INFO L899 garLoopResultBuilder]: For program point L9990-7(line 9990) no Hoare annotation was computed. [2022-11-21 16:08:28,701 INFO L902 garLoopResultBuilder]: At program point aws_hash_table_is_validENTRY(lines 9988 9991) the Hoare annotation is: true [2022-11-21 16:08:28,701 INFO L899 garLoopResultBuilder]: For program point aws_hash_table_is_validEXIT(lines 9988 9991) no Hoare annotation was computed. [2022-11-21 16:08:28,701 INFO L899 garLoopResultBuilder]: For program point L9990-2(line 9990) no Hoare annotation was computed. [2022-11-21 16:08:28,702 INFO L899 garLoopResultBuilder]: For program point L9990-3(line 9990) no Hoare annotation was computed. [2022-11-21 16:08:28,702 INFO L895 garLoopResultBuilder]: At program point L9990-4(line 9990) the Hoare annotation is: (let ((.cse0 (or (= (select (select |#memory_$Pointer$.base| |aws_hash_table_is_valid_#in~map.base|) |aws_hash_table_is_valid_#in~map.offset|) 0) |aws_hash_table_is_valid_#t~short1280|)) (.cse1 (= aws_hash_table_is_valid_~map.offset |aws_hash_table_is_valid_#in~map.offset|)) (.cse2 (= |aws_hash_table_is_valid_#in~map.base| aws_hash_table_is_valid_~map.base))) (or (not (< 0 |#StackHeapBarrier|)) (and .cse0 (<= |aws_hash_table_is_valid_#in~map.base| 0) (<= 0 |aws_hash_table_is_valid_#in~map.base|) .cse1 .cse2) (let ((.cse5 (= (select (select |#memory_$Pointer$.base| aws_hash_table_is_valid_~map.base) aws_hash_table_is_valid_~map.offset) 0)) (.cse3 (= 0 (select (select |#memory_$Pointer$.offset| aws_hash_table_is_valid_~map.base) aws_hash_table_is_valid_~map.offset)))) (let ((.cse4 (or (not .cse5) (not .cse3)))) (and .cse0 (or (and (not |aws_hash_table_is_valid_#t~short1280|) .cse3) (and .cse4 |aws_hash_table_is_valid_#t~short1280|)) .cse1 .cse2 (or (and .cse4 |aws_hash_table_is_valid_#t~short1277|) (and (not |aws_hash_table_is_valid_#t~short1277|) .cse5 .cse3)) (or (exists ((aws_hash_table_is_valid_~map.base Int) (aws_hash_table_is_valid_~map.offset Int)) (let ((.cse6 (select (select |#memory_$Pointer$.base| aws_hash_table_is_valid_~map.base) aws_hash_table_is_valid_~map.offset))) (and (= .cse6 |aws_hash_table_is_valid_#t~mem1278.base|) (= |aws_hash_table_is_valid_#t~mem1278.offset| (select (select |#memory_$Pointer$.offset| aws_hash_table_is_valid_~map.base) aws_hash_table_is_valid_~map.offset)) (not (= .cse6 0))))) (exists ((aws_hash_table_is_valid_~map.base Int) (aws_hash_table_is_valid_~map.offset Int)) (let ((.cse7 (select (select |#memory_$Pointer$.offset| aws_hash_table_is_valid_~map.base) aws_hash_table_is_valid_~map.offset))) (and (= (select (select |#memory_$Pointer$.base| aws_hash_table_is_valid_~map.base) aws_hash_table_is_valid_~map.offset) |aws_hash_table_is_valid_#t~mem1278.base|) (= |aws_hash_table_is_valid_#t~mem1278.offset| .cse7) (not (= 0 .cse7))))))))))) [2022-11-21 16:08:28,702 INFO L899 garLoopResultBuilder]: For program point aws_hash_table_is_validFINAL(lines 9988 9991) no Hoare annotation was computed. [2022-11-21 16:08:28,702 INFO L899 garLoopResultBuilder]: For program point L9990(line 9990) no Hoare annotation was computed. [2022-11-21 16:08:28,703 INFO L902 garLoopResultBuilder]: At program point L9140(line 9140) the Hoare annotation is: true [2022-11-21 16:08:28,703 INFO L902 garLoopResultBuilder]: At program point L9140-1(line 9140) the Hoare annotation is: true [2022-11-21 16:08:28,703 INFO L899 garLoopResultBuilder]: For program point L9140-2(line 9140) no Hoare annotation was computed. [2022-11-21 16:08:28,703 INFO L902 garLoopResultBuilder]: At program point L9640-3(line 9640) the Hoare annotation is: true [2022-11-21 16:08:28,703 INFO L899 garLoopResultBuilder]: For program point L9640-4(line 9640) no Hoare annotation was computed. [2022-11-21 16:08:28,703 INFO L902 garLoopResultBuilder]: At program point L9640-5(lines 9603 9641) the Hoare annotation is: true [2022-11-21 16:08:28,703 INFO L899 garLoopResultBuilder]: For program point L9640-6(lines 9603 9641) no Hoare annotation was computed. [2022-11-21 16:08:28,703 INFO L899 garLoopResultBuilder]: For program point L9640(line 9640) no Hoare annotation was computed. [2022-11-21 16:08:28,704 INFO L899 garLoopResultBuilder]: For program point L9640-1(line 9640) no Hoare annotation was computed. [2022-11-21 16:08:28,704 INFO L902 garLoopResultBuilder]: At program point L9604(line 9604) the Hoare annotation is: true [2022-11-21 16:08:28,704 INFO L902 garLoopResultBuilder]: At program point L9604-1(line 9604) the Hoare annotation is: true [2022-11-21 16:08:28,704 INFO L899 garLoopResultBuilder]: For program point L9604-2(line 9604) no Hoare annotation was computed. [2022-11-21 16:08:28,704 INFO L899 garLoopResultBuilder]: For program point L9629(lines 9629 9631) no Hoare annotation was computed. [2022-11-21 16:08:28,704 INFO L899 garLoopResultBuilder]: For program point L9142-1(line 9142) no Hoare annotation was computed. [2022-11-21 16:08:28,704 INFO L899 garLoopResultBuilder]: For program point L9621(lines 9621 9623) no Hoare annotation was computed. [2022-11-21 16:08:28,704 INFO L902 garLoopResultBuilder]: At program point L9142-2(line 9142) the Hoare annotation is: true [2022-11-21 16:08:28,704 INFO L899 garLoopResultBuilder]: For program point L9142-3(line 9142) no Hoare annotation was computed. [2022-11-21 16:08:28,705 INFO L902 garLoopResultBuilder]: At program point L9142-5(line 9142) the Hoare annotation is: true [2022-11-21 16:08:28,705 INFO L899 garLoopResultBuilder]: For program point L9142-6(line 9142) no Hoare annotation was computed. [2022-11-21 16:08:28,705 INFO L902 garLoopResultBuilder]: At program point s_remove_entryENTRY(lines 9603 9641) the Hoare annotation is: true [2022-11-21 16:08:28,705 INFO L902 garLoopResultBuilder]: At program point L9617-2(lines 9617 9636) the Hoare annotation is: true [2022-11-21 16:08:28,705 INFO L902 garLoopResultBuilder]: At program point L9142-8(line 9142) the Hoare annotation is: true [2022-11-21 16:08:28,705 INFO L902 garLoopResultBuilder]: At program point L9605(line 9605) the Hoare annotation is: true [2022-11-21 16:08:28,705 INFO L899 garLoopResultBuilder]: For program point L9605-1(line 9605) no Hoare annotation was computed. [2022-11-21 16:08:28,705 INFO L902 garLoopResultBuilder]: At program point L9139(lines 9139 9143) the Hoare annotation is: true [2022-11-21 16:08:28,705 INFO L899 garLoopResultBuilder]: For program point s_remove_entryEXIT(lines 9603 9641) no Hoare annotation was computed. [2022-11-21 16:08:28,706 INFO L902 garLoopResultBuilder]: At program point L9639-2(lines 9603 9641) the Hoare annotation is: true [2022-11-21 16:08:28,706 INFO L902 garLoopResultBuilder]: At program point L9606-2(line 9606) the Hoare annotation is: true [2022-11-21 16:08:28,706 INFO L899 garLoopResultBuilder]: For program point L9606-3(line 9606) no Hoare annotation was computed. [2022-11-21 16:08:28,706 INFO L899 garLoopResultBuilder]: For program point L9639(line 9639) no Hoare annotation was computed. [2022-11-21 16:08:28,706 INFO L899 garLoopResultBuilder]: For program point L9606(line 9606) no Hoare annotation was computed. [2022-11-21 16:08:28,706 INFO L899 garLoopResultBuilder]: For program point L9639-1(line 9639) no Hoare annotation was computed. [2022-11-21 16:08:28,706 INFO L899 garLoopResultBuilder]: For program point nondet_boolFINAL(line 261) no Hoare annotation was computed. [2022-11-21 16:08:28,706 INFO L899 garLoopResultBuilder]: For program point nondet_boolEXIT(line 261) no Hoare annotation was computed. [2022-11-21 16:08:28,706 INFO L902 garLoopResultBuilder]: At program point nondet_boolENTRY(line 261) the Hoare annotation is: true [2022-11-21 16:08:28,707 INFO L902 garLoopResultBuilder]: At program point L10108(line 10108) the Hoare annotation is: true [2022-11-21 16:08:28,707 INFO L895 garLoopResultBuilder]: At program point hash_table_state_required_bytesENTRY(lines 10101 10113) the Hoare annotation is: (or (not (< 0 |#StackHeapBarrier|)) (and (= |old(#length)| |#length|) (= |old(#memory_real)| |#memory_real|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= ~tl_last_error~0 |old(~tl_last_error~0)|) (= |old(#valid)| |#valid|))) [2022-11-21 16:08:28,707 INFO L899 garLoopResultBuilder]: For program point L10108-1(line 10108) no Hoare annotation was computed. [2022-11-21 16:08:28,707 INFO L899 garLoopResultBuilder]: For program point L10108-2(lines 10108 10110) no Hoare annotation was computed. [2022-11-21 16:08:28,707 INFO L895 garLoopResultBuilder]: At program point L10104(line 10104) the Hoare annotation is: (or (not (< 0 |#StackHeapBarrier|)) (= ~tl_last_error~0 |old(~tl_last_error~0)|)) [2022-11-21 16:08:28,712 INFO L899 garLoopResultBuilder]: For program point L10104-1(line 10104) no Hoare annotation was computed. [2022-11-21 16:08:28,713 INFO L899 garLoopResultBuilder]: For program point hash_table_state_required_bytesEXIT(lines 10101 10113) no Hoare annotation was computed. [2022-11-21 16:08:28,713 INFO L899 garLoopResultBuilder]: For program point L10104-2(lines 10104 10106) no Hoare annotation was computed. [2022-11-21 16:08:28,713 INFO L899 garLoopResultBuilder]: For program point hash_table_state_required_bytesFINAL(lines 10101 10113) no Hoare annotation was computed. [2022-11-21 16:08:28,713 INFO L899 garLoopResultBuilder]: For program point L10075(lines 10075 10088) no Hoare annotation was computed. [2022-11-21 16:08:28,713 INFO L899 garLoopResultBuilder]: For program point L10079(line 10079) no Hoare annotation was computed. [2022-11-21 16:08:28,714 INFO L899 garLoopResultBuilder]: For program point L10069(lines 10069 10073) no Hoare annotation was computed. [2022-11-21 16:08:28,714 INFO L902 garLoopResultBuilder]: At program point aws_hash_iter_is_validENTRY(lines 10052 10093) the Hoare annotation is: true [2022-11-21 16:08:28,714 INFO L899 garLoopResultBuilder]: For program point L10059(lines 10059 10063) no Hoare annotation was computed. [2022-11-21 16:08:28,715 INFO L899 garLoopResultBuilder]: For program point L10082(lines 10082 10083) no Hoare annotation was computed. [2022-11-21 16:08:28,715 INFO L899 garLoopResultBuilder]: For program point L10076(line 10076) no Hoare annotation was computed. [2022-11-21 16:08:28,715 INFO L899 garLoopResultBuilder]: For program point L10082-2(lines 10082 10083) no Hoare annotation was computed. [2022-11-21 16:08:28,715 INFO L899 garLoopResultBuilder]: For program point aws_hash_iter_is_validEXIT(lines 10052 10093) no Hoare annotation was computed. [2022-11-21 16:08:28,718 INFO L895 garLoopResultBuilder]: At program point L10064(line 10064) the Hoare annotation is: (or (and (= |aws_hash_iter_is_valid_#in~iter.base| 0) (= aws_hash_iter_is_valid_~iter.base |aws_hash_iter_is_valid_#in~iter.base|)) (not (< 0 |#StackHeapBarrier|))) [2022-11-21 16:08:28,718 INFO L899 garLoopResultBuilder]: For program point L10064-1(lines 10064 10068) no Hoare annotation was computed. [2022-11-21 16:08:28,718 INFO L899 garLoopResultBuilder]: For program point L10085(line 10085) no Hoare annotation was computed. [2022-11-21 16:08:28,719 INFO L899 garLoopResultBuilder]: For program point L10087-2(line 10087) no Hoare annotation was computed. [2022-11-21 16:08:28,719 INFO L899 garLoopResultBuilder]: For program point aws_hash_iter_is_validFINAL(lines 10052 10093) no Hoare annotation was computed. [2022-11-21 16:08:28,719 INFO L899 garLoopResultBuilder]: For program point L10087(line 10087) no Hoare annotation was computed. [2022-11-21 16:08:28,719 INFO L899 garLoopResultBuilder]: For program point L10054(lines 10054 10058) no Hoare annotation was computed. [2022-11-21 16:08:28,719 INFO L899 garLoopResultBuilder]: For program point aws_mul_size_checkedEXIT(lines 2586 2594) no Hoare annotation was computed. [2022-11-21 16:08:28,719 INFO L899 garLoopResultBuilder]: For program point L2498-1(lines 2498 2499) no Hoare annotation was computed. [2022-11-21 16:08:28,719 INFO L899 garLoopResultBuilder]: For program point aws_mul_size_checkedFINAL(lines 2586 2594) no Hoare annotation was computed. [2022-11-21 16:08:28,721 INFO L895 garLoopResultBuilder]: At program point aws_mul_size_checkedENTRY(lines 2586 2594) the Hoare annotation is: (or (not (< 0 |#StackHeapBarrier|)) (and (= |old(#length)| |#length|) (= |old(#memory_real)| |#memory_real|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= ~tl_last_error~0 |old(~tl_last_error~0)|) (= |old(#valid)| |#valid|))) [2022-11-21 16:08:28,721 INFO L902 garLoopResultBuilder]: At program point L2501(lines 2497 2502) the Hoare annotation is: true [2022-11-21 16:08:28,721 INFO L895 garLoopResultBuilder]: At program point L2498(line 2498) the Hoare annotation is: (or (not (< 0 |#StackHeapBarrier|)) (and (= |old(#length)| |#length|) (= |old(#memory_real)| |#memory_real|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= ~tl_last_error~0 |old(~tl_last_error~0)|) (= |old(#valid)| |#valid|))) [2022-11-21 16:08:28,721 INFO L899 garLoopResultBuilder]: For program point L2499-1(line 2499) no Hoare annotation was computed. [2022-11-21 16:08:28,722 INFO L895 garLoopResultBuilder]: At program point L2499(line 2499) the Hoare annotation is: (or (not (< 0 |#StackHeapBarrier|)) (= ~tl_last_error~0 |old(~tl_last_error~0)|)) [2022-11-21 16:08:28,722 INFO L899 garLoopResultBuilder]: For program point nondet_uint64_tEXIT(line 266) no Hoare annotation was computed. [2022-11-21 16:08:28,722 INFO L902 garLoopResultBuilder]: At program point nondet_uint64_tENTRY(line 266) the Hoare annotation is: true [2022-11-21 16:08:28,722 INFO L899 garLoopResultBuilder]: For program point nondet_uint64_tFINAL(line 266) no Hoare annotation was computed. [2022-11-21 16:08:28,722 INFO L899 garLoopResultBuilder]: For program point ##fun~$Pointer$~TO~VOIDEXIT(line -1) no Hoare annotation was computed. [2022-11-21 16:08:28,722 INFO L902 garLoopResultBuilder]: At program point ##fun~$Pointer$~TO~VOIDENTRY(line -1) the Hoare annotation is: true [2022-11-21 16:08:28,722 INFO L899 garLoopResultBuilder]: For program point ##fun~$Pointer$~TO~VOIDFINAL(line -1) no Hoare annotation was computed. [2022-11-21 16:08:28,723 INFO L899 garLoopResultBuilder]: For program point L6852(line 6852) no Hoare annotation was computed. [2022-11-21 16:08:28,723 INFO L895 garLoopResultBuilder]: At program point __CPROVER_overflow_plusENTRY(lines 248 251) the Hoare annotation is: (or (not (< 0 |#StackHeapBarrier|)) (and (= |old(#length)| |#length|) (= |old(#valid)| |#valid|))) [2022-11-21 16:08:28,723 INFO L899 garLoopResultBuilder]: For program point __CPROVER_overflow_plusFINAL(lines 248 251) no Hoare annotation was computed. [2022-11-21 16:08:28,723 INFO L899 garLoopResultBuilder]: For program point __CPROVER_overflow_plusEXIT(lines 248 251) no Hoare annotation was computed. [2022-11-21 16:08:28,723 INFO L902 garLoopResultBuilder]: At program point hash_table_state_is_validENTRY(lines 9999 10046) the Hoare annotation is: true [2022-11-21 16:08:28,723 INFO L895 garLoopResultBuilder]: At program point L10027(line 10027) the Hoare annotation is: (or (not (< 0 |#StackHeapBarrier|)) (and (= hash_table_state_is_valid_~map.offset |hash_table_state_is_valid_#in~map.offset|) (= |hash_table_state_is_valid_#in~map.base| hash_table_state_is_valid_~map.base)) (and (forall ((aws_hash_table_is_valid_~map.base Int) (aws_hash_table_is_valid_~map.offset Int)) (= (select (select |#memory_$Pointer$.base| aws_hash_table_is_valid_~map.base) aws_hash_table_is_valid_~map.offset) 0)) (forall ((aws_hash_table_is_valid_~map.base Int) (aws_hash_table_is_valid_~map.offset Int)) (= 0 (select (select |#memory_$Pointer$.offset| aws_hash_table_is_valid_~map.base) aws_hash_table_is_valid_~map.offset))))) [2022-11-21 16:08:28,724 INFO L899 garLoopResultBuilder]: For program point L10027-1(line 10027) no Hoare annotation was computed. [2022-11-21 16:08:28,724 INFO L899 garLoopResultBuilder]: For program point hash_table_state_is_validEXIT(lines 9999 10046) no Hoare annotation was computed. [2022-11-21 16:08:28,724 INFO L899 garLoopResultBuilder]: For program point L10001(lines 10001 10005) no Hoare annotation was computed. [2022-11-21 16:08:28,724 INFO L899 garLoopResultBuilder]: For program point hash_table_state_is_validFINAL(lines 9999 10046) no Hoare annotation was computed. [2022-11-21 16:08:28,724 INFO L899 garLoopResultBuilder]: For program point #Ultimate.C_memsetEXIT(line -1) no Hoare annotation was computed. [2022-11-21 16:08:28,725 INFO L902 garLoopResultBuilder]: At program point L-1-1(line -1) the Hoare annotation is: true [2022-11-21 16:08:28,725 INFO L902 garLoopResultBuilder]: At program point #Ultimate.C_memsetENTRY(line -1) the Hoare annotation is: true [2022-11-21 16:08:28,725 INFO L899 garLoopResultBuilder]: For program point #Ultimate.C_memsetFINAL(line -1) no Hoare annotation was computed. [2022-11-21 16:08:28,725 INFO L899 garLoopResultBuilder]: For program point L211-2(lines 210 212) no Hoare annotation was computed. [2022-11-21 16:08:28,725 INFO L902 garLoopResultBuilder]: At program point assume_abort_if_notENTRY(lines 210 212) the Hoare annotation is: true [2022-11-21 16:08:28,725 INFO L899 garLoopResultBuilder]: For program point L211(line 211) no Hoare annotation was computed. [2022-11-21 16:08:28,725 INFO L899 garLoopResultBuilder]: For program point assume_abort_if_notEXIT(lines 210 212) no Hoare annotation was computed. [2022-11-21 16:08:28,726 INFO L895 garLoopResultBuilder]: At program point aws_raise_errorENTRY(lines 1988 1999) the Hoare annotation is: (or (not (< 0 |#StackHeapBarrier|)) (= ~tl_last_error~0 |old(~tl_last_error~0)|)) [2022-11-21 16:08:28,726 INFO L899 garLoopResultBuilder]: For program point aws_raise_errorFINAL(lines 1988 1999) no Hoare annotation was computed. [2022-11-21 16:08:28,726 INFO L899 garLoopResultBuilder]: For program point L7385(lines 7385 7387) no Hoare annotation was computed. [2022-11-21 16:08:28,726 INFO L899 garLoopResultBuilder]: For program point aws_raise_errorEXIT(lines 1988 1999) no Hoare annotation was computed. [2022-11-21 16:08:28,726 INFO L895 garLoopResultBuilder]: At program point __CPROVER_overflow_multENTRY(lines 253 256) the Hoare annotation is: (or (not (< 0 |#StackHeapBarrier|)) (and (= |old(#length)| |#length|) (= |old(#valid)| |#valid|))) [2022-11-21 16:08:28,726 INFO L899 garLoopResultBuilder]: For program point __CPROVER_overflow_multEXIT(lines 253 256) no Hoare annotation was computed. [2022-11-21 16:08:28,728 INFO L899 garLoopResultBuilder]: For program point __CPROVER_overflow_multFINAL(lines 253 256) no Hoare annotation was computed. [2022-11-21 16:08:28,728 INFO L899 garLoopResultBuilder]: For program point aws_is_power_of_twoFINAL(lines 2626 2631) no Hoare annotation was computed. [2022-11-21 16:08:28,728 INFO L899 garLoopResultBuilder]: For program point aws_is_power_of_twoEXIT(lines 2626 2631) no Hoare annotation was computed. [2022-11-21 16:08:28,729 INFO L902 garLoopResultBuilder]: At program point aws_is_power_of_twoENTRY(lines 2626 2631) the Hoare annotation is: true [2022-11-21 16:08:28,729 INFO L902 garLoopResultBuilder]: At program point L2545(lines 2541 2546) the Hoare annotation is: true [2022-11-21 16:08:28,730 INFO L895 garLoopResultBuilder]: At program point aws_add_size_checkedENTRY(lines 2613 2621) the Hoare annotation is: (or (not (< 0 |#StackHeapBarrier|)) (and (= |old(#length)| |#length|) (= |old(#memory_real)| |#memory_real|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= ~tl_last_error~0 |old(~tl_last_error~0)|) (= |old(#valid)| |#valid|))) [2022-11-21 16:08:28,730 INFO L895 garLoopResultBuilder]: At program point L2542(line 2542) the Hoare annotation is: (or (not (< 0 |#StackHeapBarrier|)) (and (= |old(#length)| |#length|) (= |old(#memory_real)| |#memory_real|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= ~tl_last_error~0 |old(~tl_last_error~0)|) (= |old(#valid)| |#valid|))) [2022-11-21 16:08:28,730 INFO L899 garLoopResultBuilder]: For program point L2543-1(line 2543) no Hoare annotation was computed. [2022-11-21 16:08:28,730 INFO L895 garLoopResultBuilder]: At program point L2543(line 2543) the Hoare annotation is: (or (not (< 0 |#StackHeapBarrier|)) (= ~tl_last_error~0 |old(~tl_last_error~0)|)) [2022-11-21 16:08:28,731 INFO L899 garLoopResultBuilder]: For program point L2542-1(lines 2542 2543) no Hoare annotation was computed. [2022-11-21 16:08:28,731 INFO L899 garLoopResultBuilder]: For program point aws_add_size_checkedFINAL(lines 2613 2621) no Hoare annotation was computed. [2022-11-21 16:08:28,731 INFO L899 garLoopResultBuilder]: For program point aws_add_size_checkedEXIT(lines 2613 2621) no Hoare annotation was computed. [2022-11-21 16:08:28,731 INFO L899 garLoopResultBuilder]: For program point L9883(lines 9883 9885) no Hoare annotation was computed. [2022-11-21 16:08:28,731 INFO L902 garLoopResultBuilder]: At program point L9887(line 9887) the Hoare annotation is: true [2022-11-21 16:08:28,731 INFO L899 garLoopResultBuilder]: For program point L9887-1(line 9887) no Hoare annotation was computed. [2022-11-21 16:08:28,731 INFO L899 garLoopResultBuilder]: For program point L9883-2(lines 9883 9885) no Hoare annotation was computed. [2022-11-21 16:08:28,731 INFO L902 garLoopResultBuilder]: At program point L9900(line 9900) the Hoare annotation is: true [2022-11-21 16:08:28,732 INFO L899 garLoopResultBuilder]: For program point L9900-1(line 9900) no Hoare annotation was computed. [2022-11-21 16:08:28,732 INFO L899 garLoopResultBuilder]: For program point L9892(line 9892) no Hoare annotation was computed. [2022-11-21 16:08:28,732 INFO L899 garLoopResultBuilder]: For program point L9892-2(lines 9892 9894) no Hoare annotation was computed. [2022-11-21 16:08:28,732 INFO L902 garLoopResultBuilder]: At program point L9884(line 9884) the Hoare annotation is: true [2022-11-21 16:08:28,732 INFO L899 garLoopResultBuilder]: For program point aws_hash_iter_deleteFINAL(lines 9871 9904) no Hoare annotation was computed. [2022-11-21 16:08:28,733 INFO L899 garLoopResultBuilder]: For program point L9884-1(line 9884) no Hoare annotation was computed. [2022-11-21 16:08:28,733 INFO L899 garLoopResultBuilder]: For program point L9892-4(lines 9892 9894) no Hoare annotation was computed. [2022-11-21 16:08:28,733 INFO L902 garLoopResultBuilder]: At program point L9876(line 9876) the Hoare annotation is: true [2022-11-21 16:08:28,733 INFO L902 garLoopResultBuilder]: At program point L9876-1(line 9876) the Hoare annotation is: true [2022-11-21 16:08:28,733 INFO L899 garLoopResultBuilder]: For program point L9876-2(line 9876) no Hoare annotation was computed. [2022-11-21 16:08:28,733 INFO L902 garLoopResultBuilder]: At program point aws_hash_iter_deleteENTRY(lines 9871 9904) the Hoare annotation is: true [2022-11-21 16:08:28,734 INFO L899 garLoopResultBuilder]: For program point aws_hash_iter_deleteEXIT(lines 9871 9904) no Hoare annotation was computed. [2022-11-21 16:08:28,734 INFO L902 garLoopResultBuilder]: At program point L9877(line 9877) the Hoare annotation is: true [2022-11-21 16:08:28,734 INFO L899 garLoopResultBuilder]: For program point L9877-1(line 9877) no Hoare annotation was computed. [2022-11-21 16:08:28,734 INFO L899 garLoopResultBuilder]: For program point L9882(lines 9882 9889) no Hoare annotation was computed. [2022-11-21 16:08:28,734 INFO L899 garLoopResultBuilder]: For program point L9886(lines 9886 9888) no Hoare annotation was computed. [2022-11-21 16:08:28,734 INFO L902 garLoopResultBuilder]: At program point L9874(line 9874) the Hoare annotation is: true [2022-11-21 16:08:28,734 INFO L899 garLoopResultBuilder]: For program point L9882-1(lines 9882 9889) no Hoare annotation was computed. [2022-11-21 16:08:28,735 INFO L899 garLoopResultBuilder]: For program point L9903-2(line 9903) no Hoare annotation was computed. [2022-11-21 16:08:28,735 INFO L899 garLoopResultBuilder]: For program point L9874-1(line 9874) no Hoare annotation was computed. [2022-11-21 16:08:28,735 INFO L902 garLoopResultBuilder]: At program point L9903(line 9903) the Hoare annotation is: true [2022-11-21 16:08:28,735 INFO L902 garLoopResultBuilder]: At program point L9903-1(line 9903) the Hoare annotation is: true [2022-11-21 16:08:28,735 INFO L902 garLoopResultBuilder]: At program point L9891(line 9891) the Hoare annotation is: true [2022-11-21 16:08:28,735 INFO L899 garLoopResultBuilder]: For program point L9891-1(line 9891) no Hoare annotation was computed. [2022-11-21 16:08:28,735 INFO L899 garLoopResultBuilder]: For program point L6815-1(line 6815) no Hoare annotation was computed. [2022-11-21 16:08:28,736 INFO L895 garLoopResultBuilder]: At program point L6815(line 6815) the Hoare annotation is: (and (not (= |ULTIMATE.start_aws_hash_iter_delete_harness_~#map~0#1.base| 0)) (= |ULTIMATE.start_ensure_allocated_hash_table_~map#1.offset| |ULTIMATE.start_aws_hash_iter_delete_harness_~#map~0#1.offset|) (= |ULTIMATE.start_aws_hash_iter_delete_harness_~#map~0#1.base| |ULTIMATE.start_ensure_allocated_hash_table_~map#1.base|) (< 0 |#StackHeapBarrier|)) [2022-11-21 16:08:28,736 INFO L895 garLoopResultBuilder]: At program point L6811-1(line 6811) the Hoare annotation is: (and (not (= |ULTIMATE.start_aws_hash_iter_delete_harness_~#map~0#1.base| 0)) (= |ULTIMATE.start_ensure_allocated_hash_table_~map#1.offset| |ULTIMATE.start_aws_hash_iter_delete_harness_~#map~0#1.offset|) (= |ULTIMATE.start_aws_hash_iter_delete_harness_~#map~0#1.base| |ULTIMATE.start_ensure_allocated_hash_table_~map#1.base|) (< 0 |#StackHeapBarrier|)) [2022-11-21 16:08:28,736 INFO L895 garLoopResultBuilder]: At program point L6811(line 6811) the Hoare annotation is: (and (not (= |ULTIMATE.start_aws_hash_iter_delete_harness_~#map~0#1.base| 0)) (= |ULTIMATE.start_ensure_allocated_hash_table_~map#1.offset| |ULTIMATE.start_aws_hash_iter_delete_harness_~#map~0#1.offset|) (= |ULTIMATE.start_aws_hash_iter_delete_harness_~#map~0#1.base| |ULTIMATE.start_ensure_allocated_hash_table_~map#1.base|) (< 0 |#StackHeapBarrier|)) [2022-11-21 16:08:28,736 INFO L899 garLoopResultBuilder]: For program point L6815-3(line 6815) no Hoare annotation was computed. [2022-11-21 16:08:28,736 INFO L895 garLoopResultBuilder]: At program point L6815-2(line 6815) the Hoare annotation is: (and (not (= |ULTIMATE.start_aws_hash_iter_delete_harness_~#map~0#1.base| 0)) (= |ULTIMATE.start_ensure_allocated_hash_table_~map#1.offset| |ULTIMATE.start_aws_hash_iter_delete_harness_~#map~0#1.offset|) (= |ULTIMATE.start_aws_hash_iter_delete_harness_~#map~0#1.base| |ULTIMATE.start_ensure_allocated_hash_table_~map#1.base|) (< 0 |#StackHeapBarrier|)) [2022-11-21 16:08:28,736 INFO L899 garLoopResultBuilder]: For program point L6840-1(line 6840) no Hoare annotation was computed. [2022-11-21 16:08:28,737 INFO L895 garLoopResultBuilder]: At program point L6840(line 6840) the Hoare annotation is: (and (not (= |ULTIMATE.start_aws_hash_iter_delete_harness_~#map~0#1.base| 0)) (= |ULTIMATE.start_ensure_allocated_hash_table_~map#1.offset| |ULTIMATE.start_aws_hash_iter_delete_harness_~#map~0#1.offset|) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_aws_hash_iter_delete_harness_~#map~0#1.base|) |ULTIMATE.start_aws_hash_iter_delete_harness_~#map~0#1.offset|) 0)) (= |ULTIMATE.start_aws_hash_iter_delete_harness_~#map~0#1.base| |ULTIMATE.start_ensure_allocated_hash_table_~map#1.base|) (< 0 |#StackHeapBarrier|)) [2022-11-21 16:08:28,737 INFO L895 garLoopResultBuilder]: At program point L10131(line 10131) the Hoare annotation is: false [2022-11-21 16:08:28,737 INFO L899 garLoopResultBuilder]: For program point L10131-1(line 10131) no Hoare annotation was computed. [2022-11-21 16:08:28,737 INFO L895 garLoopResultBuilder]: At program point L10127(line 10127) the Hoare annotation is: (and (not (= |ULTIMATE.start_aws_hash_iter_delete_harness_~#map~0#1.base| 0)) (= |ULTIMATE.start_ensure_allocated_hash_table_~map#1.offset| |ULTIMATE.start_aws_hash_iter_delete_harness_~#map~0#1.offset|) (<= 2 |ULTIMATE.start_aws_hash_iter_delete_harness_~#iter~2#1.base|) (= |ULTIMATE.start_aws_hash_iter_delete_harness_~#map~0#1.base| |ULTIMATE.start_ensure_allocated_hash_table_~map#1.base|) (< 0 |#StackHeapBarrier|)) [2022-11-21 16:08:28,737 INFO L899 garLoopResultBuilder]: For program point L10127-1(line 10127) no Hoare annotation was computed. [2022-11-21 16:08:28,737 INFO L895 garLoopResultBuilder]: At program point L10119-2(line 10119) the Hoare annotation is: (and (not (= |ULTIMATE.start_aws_hash_iter_delete_harness_~#map~0#1.base| 0)) (= |ULTIMATE.start_ensure_allocated_hash_table_~map#1.offset| |ULTIMATE.start_aws_hash_iter_delete_harness_~#map~0#1.offset|) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_aws_hash_iter_delete_harness_~#map~0#1.base|) |ULTIMATE.start_aws_hash_iter_delete_harness_~#map~0#1.offset|) 0)) (= |ULTIMATE.start_aws_hash_iter_delete_harness_~#map~0#1.base| |ULTIMATE.start_ensure_allocated_hash_table_~map#1.base|) (< 0 |#StackHeapBarrier|)) [2022-11-21 16:08:28,738 INFO L899 garLoopResultBuilder]: For program point L10119-3(line 10119) no Hoare annotation was computed. [2022-11-21 16:08:28,738 INFO L899 garLoopResultBuilder]: For program point L10119(line 10119) no Hoare annotation was computed. [2022-11-21 16:08:28,738 INFO L899 garLoopResultBuilder]: For program point L6816-1(line 6816) no Hoare annotation was computed. [2022-11-21 16:08:28,740 INFO L899 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2022-11-21 16:08:28,740 INFO L895 garLoopResultBuilder]: At program point L6816(line 6816) the Hoare annotation is: (and (not (= |ULTIMATE.start_aws_hash_iter_delete_harness_~#map~0#1.base| 0)) (= |ULTIMATE.start_ensure_allocated_hash_table_~map#1.offset| |ULTIMATE.start_aws_hash_iter_delete_harness_~#map~0#1.offset|) (= |ULTIMATE.start_aws_hash_iter_delete_harness_~#map~0#1.base| |ULTIMATE.start_ensure_allocated_hash_table_~map#1.base|) (< 0 |#StackHeapBarrier|)) [2022-11-21 16:08:28,741 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2022-11-21 16:08:28,741 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2022-11-21 16:08:28,742 INFO L899 garLoopResultBuilder]: For program point L6812-1(line 6812) no Hoare annotation was computed. [2022-11-21 16:08:28,742 INFO L895 garLoopResultBuilder]: At program point L6812(line 6812) the Hoare annotation is: (and (not (= |ULTIMATE.start_aws_hash_iter_delete_harness_~#map~0#1.base| 0)) (= |ULTIMATE.start_ensure_allocated_hash_table_~map#1.offset| |ULTIMATE.start_aws_hash_iter_delete_harness_~#map~0#1.offset|) (= |ULTIMATE.start_aws_hash_iter_delete_harness_~#map~0#1.base| |ULTIMATE.start_ensure_allocated_hash_table_~map#1.base|) (< 0 |#StackHeapBarrier|)) [2022-11-21 16:08:28,742 INFO L895 garLoopResultBuilder]: At program point L10132(line 10132) the Hoare annotation is: false [2022-11-21 16:08:28,743 INFO L899 garLoopResultBuilder]: For program point L6841-1(line 6841) no Hoare annotation was computed. [2022-11-21 16:08:28,743 INFO L895 garLoopResultBuilder]: At program point L10132-1(line 10132) the Hoare annotation is: false [2022-11-21 16:08:28,743 INFO L895 garLoopResultBuilder]: At program point L6841(line 6841) the Hoare annotation is: (and (not (= |ULTIMATE.start_aws_hash_iter_delete_harness_~#map~0#1.base| 0)) (= |ULTIMATE.start_ensure_allocated_hash_table_~map#1.offset| |ULTIMATE.start_aws_hash_iter_delete_harness_~#map~0#1.offset|) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_aws_hash_iter_delete_harness_~#map~0#1.base|) |ULTIMATE.start_aws_hash_iter_delete_harness_~#map~0#1.offset|) 0)) (= |ULTIMATE.start_aws_hash_iter_delete_harness_~#map~0#1.base| |ULTIMATE.start_ensure_allocated_hash_table_~map#1.base|) (< 0 |#StackHeapBarrier|)) [2022-11-21 16:08:28,744 INFO L899 garLoopResultBuilder]: For program point L10132-2(line 10132) no Hoare annotation was computed. [2022-11-21 16:08:28,744 INFO L895 garLoopResultBuilder]: At program point L6833(lines 6831 6834) the Hoare annotation is: (and (not (= |ULTIMATE.start_aws_hash_iter_delete_harness_~#map~0#1.base| 0)) (= |ULTIMATE.start_ensure_allocated_hash_table_~map#1.offset| |ULTIMATE.start_aws_hash_iter_delete_harness_~#map~0#1.offset|) (= |ULTIMATE.start_aws_hash_iter_delete_harness_~#map~0#1.base| |ULTIMATE.start_ensure_allocated_hash_table_~map#1.base|) (< 0 |#StackHeapBarrier|)) [2022-11-21 16:08:28,744 INFO L895 garLoopResultBuilder]: At program point L10128(line 10128) the Hoare annotation is: (and (not (= |ULTIMATE.start_aws_hash_iter_delete_harness_~#map~0#1.base| 0)) (= |ULTIMATE.start_ensure_allocated_hash_table_~map#1.offset| |ULTIMATE.start_aws_hash_iter_delete_harness_~#map~0#1.offset|) (<= 2 |ULTIMATE.start_aws_hash_iter_delete_harness_~#iter~2#1.base|) (= |ULTIMATE.start_aws_hash_iter_delete_harness_~#map~0#1.base| |ULTIMATE.start_ensure_allocated_hash_table_~map#1.base|) (< 0 |#StackHeapBarrier|)) [2022-11-21 16:08:28,744 INFO L895 garLoopResultBuilder]: At program point L10128-1(line 10128) the Hoare annotation is: (and (not (= |ULTIMATE.start_aws_hash_iter_delete_harness_~#map~0#1.base| 0)) (= |ULTIMATE.start_ensure_allocated_hash_table_~map#1.offset| |ULTIMATE.start_aws_hash_iter_delete_harness_~#map~0#1.offset|) (= 0 |ULTIMATE.start_aws_hash_iter_delete_harness_#t~ret1337#1|) (= |ULTIMATE.start_aws_hash_iter_delete_harness_~#map~0#1.base| |ULTIMATE.start_ensure_allocated_hash_table_~map#1.base|)) [2022-11-21 16:08:28,744 INFO L899 garLoopResultBuilder]: For program point L10128-2(line 10128) no Hoare annotation was computed. [2022-11-21 16:08:28,745 INFO L899 garLoopResultBuilder]: For program point L10120-3(line 10120) no Hoare annotation was computed. [2022-11-21 16:08:28,745 INFO L899 garLoopResultBuilder]: For program point L10120(line 10120) no Hoare annotation was computed. [2022-11-21 16:08:28,745 INFO L895 garLoopResultBuilder]: At program point L10120-2(line 10120) the Hoare annotation is: (and (not (= |ULTIMATE.start_aws_hash_iter_delete_harness_~#map~0#1.base| 0)) (= |ULTIMATE.start_ensure_allocated_hash_table_~map#1.offset| |ULTIMATE.start_aws_hash_iter_delete_harness_~#map~0#1.offset|) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_aws_hash_iter_delete_harness_~#map~0#1.base|) |ULTIMATE.start_aws_hash_iter_delete_harness_~#map~0#1.offset|) 0)) (= |ULTIMATE.start_aws_hash_iter_delete_harness_~#map~0#1.base| |ULTIMATE.start_ensure_allocated_hash_table_~map#1.base|) (< 0 |#StackHeapBarrier|)) [2022-11-21 16:08:28,745 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2022-11-21 16:08:28,745 INFO L899 garLoopResultBuilder]: For program point L6809(lines 6809 6819) no Hoare annotation was computed. [2022-11-21 16:08:28,745 INFO L895 garLoopResultBuilder]: At program point L6810(line 6810) the Hoare annotation is: (and (not (= |ULTIMATE.start_aws_hash_iter_delete_harness_~#map~0#1.base| 0)) (= |ULTIMATE.start_ensure_allocated_hash_table_~map#1.offset| |ULTIMATE.start_aws_hash_iter_delete_harness_~#map~0#1.offset|) (= |ULTIMATE.start_aws_hash_iter_delete_harness_~#map~0#1.base| |ULTIMATE.start_ensure_allocated_hash_table_~map#1.base|) (< 0 |#StackHeapBarrier|)) [2022-11-21 16:08:28,746 INFO L895 garLoopResultBuilder]: At program point L6843(lines 6837 6844) the Hoare annotation is: (and (not (= |ULTIMATE.start_aws_hash_iter_delete_harness_~#map~0#1.base| 0)) (= |ULTIMATE.start_ensure_allocated_hash_table_~map#1.offset| |ULTIMATE.start_aws_hash_iter_delete_harness_~#map~0#1.offset|) (= |ULTIMATE.start_aws_hash_iter_delete_harness_~#map~0#1.base| |ULTIMATE.start_ensure_allocated_hash_table_~map#1.base|) (< 0 |#StackHeapBarrier|)) [2022-11-21 16:08:28,746 INFO L899 garLoopResultBuilder]: For program point L6839-1(line 6839) no Hoare annotation was computed. [2022-11-21 16:08:28,746 INFO L895 garLoopResultBuilder]: At program point L6839(line 6839) the Hoare annotation is: (and (not (= |ULTIMATE.start_aws_hash_iter_delete_harness_~#map~0#1.base| 0)) (= |ULTIMATE.start_ensure_allocated_hash_table_~map#1.offset| |ULTIMATE.start_aws_hash_iter_delete_harness_~#map~0#1.offset|) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_aws_hash_iter_delete_harness_~#map~0#1.base|) |ULTIMATE.start_aws_hash_iter_delete_harness_~#map~0#1.offset|) 0)) (= |ULTIMATE.start_aws_hash_iter_delete_harness_~#map~0#1.base| |ULTIMATE.start_ensure_allocated_hash_table_~map#1.base|) (< 0 |#StackHeapBarrier|)) [2022-11-21 16:08:28,746 INFO L899 garLoopResultBuilder]: For program point L6810-1(line 6810) no Hoare annotation was computed. [2022-11-21 16:08:28,746 INFO L895 garLoopResultBuilder]: At program point L10130(line 10130) the Hoare annotation is: false [2022-11-21 16:08:28,746 INFO L902 garLoopResultBuilder]: At program point L10134(line 10134) the Hoare annotation is: true [2022-11-21 16:08:28,747 INFO L895 garLoopResultBuilder]: At program point L10122(line 10122) the Hoare annotation is: (and (not (= |ULTIMATE.start_aws_hash_iter_delete_harness_~#map~0#1.base| 0)) (= |ULTIMATE.start_ensure_allocated_hash_table_~map#1.offset| |ULTIMATE.start_aws_hash_iter_delete_harness_~#map~0#1.offset|) (= |ULTIMATE.start_aws_hash_iter_delete_harness_~#map~0#1.base| |ULTIMATE.start_ensure_allocated_hash_table_~map#1.base|) (< 0 |#StackHeapBarrier|)) [2022-11-21 16:08:28,747 INFO L895 garLoopResultBuilder]: At program point L10130-1(line 10130) the Hoare annotation is: false [2022-11-21 16:08:28,747 INFO L899 garLoopResultBuilder]: For program point L10130-2(line 10130) no Hoare annotation was computed. [2022-11-21 16:08:28,747 INFO L895 garLoopResultBuilder]: At program point L10118-1(line 10118) the Hoare annotation is: (and (not (= |ULTIMATE.start_aws_hash_iter_delete_harness_~#map~0#1.base| 0)) (= |ULTIMATE.start_ensure_allocated_hash_table_~map#1.offset| |ULTIMATE.start_aws_hash_iter_delete_harness_~#map~0#1.offset|) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_aws_hash_iter_delete_harness_~#map~0#1.base|) |ULTIMATE.start_aws_hash_iter_delete_harness_~#map~0#1.offset|) 0)) (= |ULTIMATE.start_aws_hash_iter_delete_harness_~#map~0#1.base| |ULTIMATE.start_ensure_allocated_hash_table_~map#1.base|) (< 0 |#StackHeapBarrier|)) [2022-11-21 16:08:28,747 INFO L899 garLoopResultBuilder]: For program point L10118-2(line 10118) no Hoare annotation was computed. [2022-11-21 16:08:28,747 INFO L899 garLoopResultBuilder]: For program point L10114(lines 10114 10133) no Hoare annotation was computed. [2022-11-21 16:08:28,747 INFO L899 garLoopResultBuilder]: For program point L10122-1(line 10122) no Hoare annotation was computed. [2022-11-21 16:08:28,748 INFO L895 garLoopResultBuilder]: At program point L10118(line 10118) the Hoare annotation is: (and (not (= |ULTIMATE.start_aws_hash_iter_delete_harness_~#map~0#1.base| 0)) (= |ULTIMATE.start_ensure_allocated_hash_table_~map#1.offset| |ULTIMATE.start_aws_hash_iter_delete_harness_~#map~0#1.offset|) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_aws_hash_iter_delete_harness_~#map~0#1.base|) |ULTIMATE.start_aws_hash_iter_delete_harness_~#map~0#1.offset|) 0)) (= |ULTIMATE.start_aws_hash_iter_delete_harness_~#map~0#1.base| |ULTIMATE.start_ensure_allocated_hash_table_~map#1.base|) (< 0 |#StackHeapBarrier|)) [2022-11-21 16:08:28,748 INFO L899 garLoopResultBuilder]: For program point L223(line 223) no Hoare annotation was computed. [2022-11-21 16:08:28,748 INFO L902 garLoopResultBuilder]: At program point __VERIFIER_assertENTRY(lines 222 224) the Hoare annotation is: true [2022-11-21 16:08:28,748 INFO L899 garLoopResultBuilder]: For program point L223-1(line 223) no Hoare annotation was computed. [2022-11-21 16:08:28,748 INFO L899 garLoopResultBuilder]: For program point L223-3(lines 222 224) no Hoare annotation was computed. [2022-11-21 16:08:28,748 INFO L899 garLoopResultBuilder]: For program point __VERIFIER_assertEXIT(lines 222 224) no Hoare annotation was computed. [2022-11-21 16:08:28,749 INFO L899 garLoopResultBuilder]: For program point __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION(line 223) no Hoare annotation was computed. [2022-11-21 16:08:28,754 INFO L444 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1] [2022-11-21 16:08:28,757 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-11-21 16:08:28,773 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 21.11 04:08:28 BoogieIcfgContainer [2022-11-21 16:08:28,773 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-11-21 16:08:28,774 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-21 16:08:28,774 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-21 16:08:28,774 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-21 16:08:28,775 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 04:07:27" (3/4) ... [2022-11-21 16:08:28,778 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-11-21 16:08:28,786 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure bounded_malloc [2022-11-21 16:08:28,786 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure aws_hash_table_is_valid [2022-11-21 16:08:28,786 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure hash_table_state_is_valid [2022-11-21 16:08:28,786 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure #Ultimate.C_memset [2022-11-21 16:08:28,786 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure s_remove_entry [2022-11-21 16:08:28,787 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure nondet_bool [2022-11-21 16:08:28,787 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure hash_table_state_required_bytes [2022-11-21 16:08:28,787 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure assume_abort_if_not [2022-11-21 16:08:28,787 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure aws_raise_error [2022-11-21 16:08:28,787 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure __CPROVER_overflow_mult [2022-11-21 16:08:28,787 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure aws_is_power_of_two [2022-11-21 16:08:28,787 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure aws_hash_iter_is_valid [2022-11-21 16:08:28,788 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure aws_add_size_checked [2022-11-21 16:08:28,788 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure aws_mul_size_checked [2022-11-21 16:08:28,788 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure nondet_uint64_t [2022-11-21 16:08:28,788 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ##fun~$Pointer$~TO~VOID [2022-11-21 16:08:28,788 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure aws_hash_iter_delete [2022-11-21 16:08:28,789 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure __VERIFIER_assert [2022-11-21 16:08:28,789 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure __CPROVER_overflow_plus [2022-11-21 16:08:28,809 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 159 nodes and edges [2022-11-21 16:08:28,811 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 75 nodes and edges [2022-11-21 16:08:28,812 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 28 nodes and edges [2022-11-21 16:08:28,814 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 13 nodes and edges [2022-11-21 16:08:28,815 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2022-11-21 16:08:28,816 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2022-11-21 16:08:28,817 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2022-11-21 16:08:28,818 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-11-21 16:08:29,331 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22455b50-3759-49ae-978e-07f2a3f66612/bin/uautomizer-vX5HgA9Q3a/witness.graphml [2022-11-21 16:08:29,331 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-21 16:08:29,332 INFO L158 Benchmark]: Toolchain (without parser) took 68373.40ms. Allocated memory was 148.9MB in the beginning and 337.6MB in the end (delta: 188.7MB). Free memory was 94.4MB in the beginning and 151.5MB in the end (delta: -57.1MB). Peak memory consumption was 243.3MB. Max. memory is 16.1GB. [2022-11-21 16:08:29,332 INFO L158 Benchmark]: CDTParser took 0.20ms. Allocated memory is still 148.9MB. Free memory is still 118.6MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-21 16:08:29,333 INFO L158 Benchmark]: CACSL2BoogieTranslator took 4026.85ms. Allocated memory was 148.9MB in the beginning and 184.5MB in the end (delta: 35.7MB). Free memory was 93.8MB in the beginning and 88.4MB in the end (delta: 5.4MB). Peak memory consumption was 86.2MB. Max. memory is 16.1GB. [2022-11-21 16:08:29,333 INFO L158 Benchmark]: Boogie Procedure Inliner took 200.80ms. Allocated memory is still 184.5MB. Free memory was 88.4MB in the beginning and 76.9MB in the end (delta: 11.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-11-21 16:08:29,333 INFO L158 Benchmark]: Boogie Preprocessor took 152.27ms. Allocated memory is still 184.5MB. Free memory was 76.9MB in the beginning and 68.5MB in the end (delta: 8.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-11-21 16:08:29,334 INFO L158 Benchmark]: RCFGBuilder took 2017.54ms. Allocated memory was 184.5MB in the beginning and 232.8MB in the end (delta: 48.2MB). Free memory was 68.5MB in the beginning and 121.4MB in the end (delta: -52.9MB). Peak memory consumption was 18.4MB. Max. memory is 16.1GB. [2022-11-21 16:08:29,334 INFO L158 Benchmark]: TraceAbstraction took 61409.00ms. Allocated memory was 232.8MB in the beginning and 337.6MB in the end (delta: 104.9MB). Free memory was 121.4MB in the beginning and 80.1MB in the end (delta: 41.2MB). Peak memory consumption was 146.1MB. Max. memory is 16.1GB. [2022-11-21 16:08:29,335 INFO L158 Benchmark]: Witness Printer took 557.57ms. Allocated memory is still 337.6MB. Free memory was 80.1MB in the beginning and 151.5MB in the end (delta: -71.4MB). Peak memory consumption was 38.7MB. Max. memory is 16.1GB. [2022-11-21 16:08:29,336 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20ms. Allocated memory is still 148.9MB. Free memory is still 118.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 4026.85ms. Allocated memory was 148.9MB in the beginning and 184.5MB in the end (delta: 35.7MB). Free memory was 93.8MB in the beginning and 88.4MB in the end (delta: 5.4MB). Peak memory consumption was 86.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 200.80ms. Allocated memory is still 184.5MB. Free memory was 88.4MB in the beginning and 76.9MB in the end (delta: 11.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Preprocessor took 152.27ms. Allocated memory is still 184.5MB. Free memory was 76.9MB in the beginning and 68.5MB in the end (delta: 8.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 2017.54ms. Allocated memory was 184.5MB in the beginning and 232.8MB in the end (delta: 48.2MB). Free memory was 68.5MB in the beginning and 121.4MB in the end (delta: -52.9MB). Peak memory consumption was 18.4MB. Max. memory is 16.1GB. * TraceAbstraction took 61409.00ms. Allocated memory was 232.8MB in the beginning and 337.6MB in the end (delta: 104.9MB). Free memory was 121.4MB in the beginning and 80.1MB in the end (delta: 41.2MB). Peak memory consumption was 146.1MB. Max. memory is 16.1GB. * Witness Printer took 557.57ms. Allocated memory is still 337.6MB. Free memory was 80.1MB in the beginning and 151.5MB in the end (delta: -71.4MB). Peak memory consumption was 38.7MB. 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 20 procedures, 210 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 61.3s, OverallIterations: 7, TraceHistogramMax: 19, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.1s, AutomataDifference: 15.6s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 13.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 2 mSolverCounterUnknown, 1001 SdHoareTripleChecker+Valid, 8.4s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 948 mSDsluCounter, 5224 SdHoareTripleChecker+Invalid, 7.8s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 277 IncrementalHoareTripleChecker+Unchecked, 3914 mSDsCounter, 492 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 3204 IncrementalHoareTripleChecker+Invalid, 3975 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 492 mSolverCounterUnsat, 1310 mSDtfsCounter, 3204 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 1684 GetRequests, 1605 SyntacticMatches, 1 SemanticMatches, 78 ConstructedPredicates, 1 IntricatePredicates, 0 DeprecatedPredicates, 182 ImplicationChecksByTransitivity, 25.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=225occurred in iteration=6, InterpolantAutomatonStates: 55, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 7 MinimizatonAttempts, 29 StatesRemovedByMinimization, 3 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 82 LocationsWithAnnotation, 608 PreInvPairs, 634 NumberOfFragments, 803 HoareAnnotationTreeSize, 608 FomulaSimplifications, 35 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 82 FomulaSimplificationsInter, 455 FormulaSimplificationTreeSizeReductionInter, 12.9s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.4s SsaConstructionTime, 2.5s SatisfiabilityAnalysisTime, 26.7s InterpolantComputationTime, 2339 NumberOfCodeBlocks, 2339 NumberOfCodeBlocksAsserted, 11 NumberOfCheckSat, 2357 ConstructedInterpolants, 5 QuantifiedInterpolants, 3638 SizeOfPredicates, 15 NumberOfNonLiveVariables, 12902 ConjunctsInSsa, 51 ConjunctsInUnsatCore, 11 InterpolantComputations, 6 PerfectInterpolantSequences, 7655/7737 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: 6831]: Loop Invariant Derived loop invariant: ((!(map == 0) && map == map) && map == map) && 0 < unknown-#StackHeapBarrier-unknown - InvariantResult [Line: 9139]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6837]: Loop Invariant Derived loop invariant: ((!(map == 0) && map == map) && map == map) && 0 < unknown-#StackHeapBarrier-unknown - InvariantResult [Line: 10134]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2497]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2541]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 9142]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 9617]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 9603]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 9603]: Loop Invariant Derived loop invariant: 1 RESULT: Ultimate proved your program to be correct! [2022-11-21 16:08:29,374 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22455b50-3759-49ae-978e-07f2a3f66612/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE