./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/aws-c-common/aws_hash_callback_c_str_eq_harness.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 9bd2c7ff 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_bfe999f2-8538-4426-882f-fc39240f3ea4/bin/utaipan-verify-t7M7D8N6sZ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfe999f2-8538-4426-882f-fc39240f3ea4/bin/utaipan-verify-t7M7D8N6sZ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfe999f2-8538-4426-882f-fc39240f3ea4/bin/utaipan-verify-t7M7D8N6sZ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfe999f2-8538-4426-882f-fc39240f3ea4/bin/utaipan-verify-t7M7D8N6sZ/config/TaipanReach.xml -i ../../sv-benchmarks/c/aws-c-common/aws_hash_callback_c_str_eq_harness.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfe999f2-8538-4426-882f-fc39240f3ea4/bin/utaipan-verify-t7M7D8N6sZ/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfe999f2-8538-4426-882f-fc39240f3ea4/bin/utaipan-verify-t7M7D8N6sZ --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash e2319232de809c5fc7a2ae9b5bcaacd5710dfa5ecc8cc9afebba783e154bd6e0 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 05:01:56,676 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 05:01:56,795 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfe999f2-8538-4426-882f-fc39240f3ea4/bin/utaipan-verify-t7M7D8N6sZ/config/svcomp-Reach-64bit-Taipan_Default.epf [2023-11-19 05:01:56,803 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 05:01:56,804 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-19 05:01:56,846 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 05:01:56,847 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-19 05:01:56,847 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-19 05:01:56,848 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 05:01:56,849 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-19 05:01:56,849 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-19 05:01:56,850 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-19 05:01:56,850 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-19 05:01:56,851 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-19 05:01:56,866 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-19 05:01:56,866 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-19 05:01:56,867 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-19 05:01:56,867 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-19 05:01:56,868 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-19 05:01:56,868 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-19 05:01:56,869 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-19 05:01:56,872 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-19 05:01:56,874 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 05:01:56,874 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 05:01:56,874 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 05:01:56,875 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 05:01:56,875 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 05:01:56,876 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 05:01:56,876 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 05:01:56,877 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 05:01:56,878 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 05:01:56,878 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 05:01:56,879 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-19 05:01:56,879 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 05:01:56,879 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 05:01:56,880 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 05:01:56,880 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 05:01:56,880 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-19 05:01:56,881 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 05:01:56,881 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 05:01:56,881 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-19 05:01:56,882 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 05:01:56,882 INFO L153 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfe999f2-8538-4426-882f-fc39240f3ea4/bin/utaipan-verify-t7M7D8N6sZ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfe999f2-8538-4426-882f-fc39240f3ea4/bin/utaipan-verify-t7M7D8N6sZ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e2319232de809c5fc7a2ae9b5bcaacd5710dfa5ecc8cc9afebba783e154bd6e0 [2023-11-19 05:01:57,145 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 05:01:57,180 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 05:01:57,183 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 05:01:57,184 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 05:01:57,185 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 05:01:57,186 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfe999f2-8538-4426-882f-fc39240f3ea4/bin/utaipan-verify-t7M7D8N6sZ/../../sv-benchmarks/c/aws-c-common/aws_hash_callback_c_str_eq_harness.i [2023-11-19 05:02:00,330 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 05:02:00,993 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 05:02:00,994 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfe999f2-8538-4426-882f-fc39240f3ea4/sv-benchmarks/c/aws-c-common/aws_hash_callback_c_str_eq_harness.i [2023-11-19 05:02:01,058 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfe999f2-8538-4426-882f-fc39240f3ea4/bin/utaipan-verify-t7M7D8N6sZ/data/3003ca4a1/132fcbc9f2b94c568d735fbf396f32dc/FLAG166174cb3 [2023-11-19 05:02:01,082 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfe999f2-8538-4426-882f-fc39240f3ea4/bin/utaipan-verify-t7M7D8N6sZ/data/3003ca4a1/132fcbc9f2b94c568d735fbf396f32dc [2023-11-19 05:02:01,090 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 05:02:01,093 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 05:02:01,098 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 05:02:01,098 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 05:02:01,105 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 05:02:01,106 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 05:02:01" (1/1) ... [2023-11-19 05:02:01,107 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@ce2dceb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:02:01, skipping insertion in model container [2023-11-19 05:02:01,107 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 05:02:01" (1/1) ... [2023-11-19 05:02:01,326 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 05:02:01,746 WARN L240 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_bfe999f2-8538-4426-882f-fc39240f3ea4/sv-benchmarks/c/aws-c-common/aws_hash_callback_c_str_eq_harness.i[4500,4513] [2023-11-19 05:02:01,757 WARN L240 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_bfe999f2-8538-4426-882f-fc39240f3ea4/sv-benchmarks/c/aws-c-common/aws_hash_callback_c_str_eq_harness.i[4560,4573] [2023-11-19 05:02:03,091 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 05:02:03,092 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 05:02:03,093 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 05:02:03,094 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 05:02:03,096 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 05:02:03,113 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 05:02:03,114 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 05:02:03,116 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 05:02:03,117 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 05:02:03,868 WARN L635 FunctionHandler]: implicit declaration of function __atomic_load_n [2023-11-19 05:02:03,870 WARN L635 FunctionHandler]: implicit declaration of function __atomic_store_n [2023-11-19 05:02:03,872 WARN L635 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2023-11-19 05:02:03,873 WARN L635 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2023-11-19 05:02:03,875 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2023-11-19 05:02:03,877 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2023-11-19 05:02:03,878 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2023-11-19 05:02:03,879 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2023-11-19 05:02:03,880 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2023-11-19 05:02:03,881 WARN L635 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2023-11-19 05:02:04,278 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 05:02:04,279 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 05:02:04,722 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 05:02:04,722 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 05:02:04,750 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 05:02:04,752 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 05:02:04,760 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 05:02:04,761 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 05:02:04,778 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 05:02:04,780 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 05:02:04,781 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 05:02:04,781 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 05:02:04,782 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 05:02:04,783 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 05:02:04,783 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 05:02:04,873 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 05:02:04,933 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 05:02:04,947 WARN L240 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_bfe999f2-8538-4426-882f-fc39240f3ea4/sv-benchmarks/c/aws-c-common/aws_hash_callback_c_str_eq_harness.i[4500,4513] [2023-11-19 05:02:04,958 WARN L240 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_bfe999f2-8538-4426-882f-fc39240f3ea4/sv-benchmarks/c/aws-c-common/aws_hash_callback_c_str_eq_harness.i[4560,4573] [2023-11-19 05:02:05,018 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 05:02:05,019 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 05:02:05,019 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 05:02:05,024 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 05:02:05,025 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 05:02:05,035 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 05:02:05,037 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 05:02:05,038 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 05:02:05,038 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 05:02:05,079 WARN L635 FunctionHandler]: implicit declaration of function __atomic_load_n [2023-11-19 05:02:05,080 WARN L635 FunctionHandler]: implicit declaration of function __atomic_store_n [2023-11-19 05:02:05,081 WARN L635 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2023-11-19 05:02:05,082 WARN L635 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2023-11-19 05:02:05,083 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2023-11-19 05:02:05,083 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2023-11-19 05:02:05,084 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2023-11-19 05:02:05,085 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2023-11-19 05:02:05,086 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2023-11-19 05:02:05,086 WARN L635 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2023-11-19 05:02:05,232 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : "+r"(index)); [8255] [2023-11-19 05:02:05,234 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 05:02:05,234 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 05:02:05,320 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 05:02:05,321 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 05:02:05,330 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 05:02:05,331 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 05:02:05,335 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 05:02:05,336 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 05:02:05,345 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 05:02:05,346 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 05:02:05,346 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 05:02:05,347 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 05:02:05,347 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 05:02:05,348 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 05:02:05,348 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 05:02:05,388 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 05:02:05,773 WARN L675 CHandler]: The function __atomic_fetch_or is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 05:02:05,773 WARN L675 CHandler]: The function equals_fn is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 05:02:05,773 WARN L675 CHandler]: The function __atomic_fetch_sub is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 05:02:05,773 WARN L675 CHandler]: The function __atomic_exchange_n is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 05:02:05,774 WARN L675 CHandler]: The function __atomic_fetch_xor is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 05:02:05,774 WARN L675 CHandler]: The function htons is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 05:02:05,774 WARN L675 CHandler]: The function ntohl is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 05:02:05,774 WARN L675 CHandler]: The function __atomic_compare_exchange_n is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 05:02:05,774 WARN L675 CHandler]: The function __atomic_fetch_add is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 05:02:05,774 WARN L675 CHandler]: The function htonl is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 05:02:05,774 WARN L675 CHandler]: The function __atomic_store_n is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 05:02:05,775 WARN L675 CHandler]: The function ntohs is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 05:02:05,775 WARN L675 CHandler]: The function predicate is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 05:02:05,775 WARN L675 CHandler]: The function __atomic_load_n is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 05:02:05,775 WARN L675 CHandler]: The function memcmp is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 05:02:05,775 WARN L675 CHandler]: The function __atomic_thread_fence is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 05:02:05,775 WARN L675 CHandler]: The function callback is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 05:02:05,776 WARN L675 CHandler]: The function __atomic_fetch_and is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 05:02:05,776 WARN L675 CHandler]: The function memchr is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 05:02:05,797 INFO L206 MainTranslator]: Completed translation [2023-11-19 05:02:05,798 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:02:05 WrapperNode [2023-11-19 05:02:05,799 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 05:02:05,800 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 05:02:05,800 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 05:02:05,800 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 05:02:05,810 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:02:05" (1/1) ... [2023-11-19 05:02:06,026 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:02:05" (1/1) ... [2023-11-19 05:02:06,130 INFO L138 Inliner]: procedures = 766, calls = 3255, calls flagged for inlining = 78, calls inlined = 5, statements flattened = 337 [2023-11-19 05:02:06,130 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 05:02:06,131 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 05:02:06,131 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 05:02:06,131 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 05:02:06,142 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:02:05" (1/1) ... [2023-11-19 05:02:06,142 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:02:05" (1/1) ... [2023-11-19 05:02:06,148 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:02:05" (1/1) ... [2023-11-19 05:02:06,148 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:02:05" (1/1) ... [2023-11-19 05:02:06,198 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:02:05" (1/1) ... [2023-11-19 05:02:06,204 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:02:05" (1/1) ... [2023-11-19 05:02:06,224 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:02:05" (1/1) ... [2023-11-19 05:02:06,228 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:02:05" (1/1) ... [2023-11-19 05:02:06,236 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 05:02:06,249 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 05:02:06,249 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 05:02:06,249 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 05:02:06,250 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:02:05" (1/1) ... [2023-11-19 05:02:06,258 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 05:02:06,272 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfe999f2-8538-4426-882f-fc39240f3ea4/bin/utaipan-verify-t7M7D8N6sZ/z3 [2023-11-19 05:02:06,287 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfe999f2-8538-4426-882f-fc39240f3ea4/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-19 05:02:06,320 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfe999f2-8538-4426-882f-fc39240f3ea4/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-19 05:02:06,331 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_bool [2023-11-19 05:02:06,332 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_bool [2023-11-19 05:02:06,332 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 05:02:06,332 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-19 05:02:06,333 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-19 05:02:06,334 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-19 05:02:06,334 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 05:02:06,334 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 05:02:06,334 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 05:02:06,334 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_malloc [2023-11-19 05:02:06,335 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_malloc [2023-11-19 05:02:06,335 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 05:02:06,335 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 05:02:06,335 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-19 05:02:06,335 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_uint64_t [2023-11-19 05:02:06,335 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_uint64_t [2023-11-19 05:02:06,335 INFO L130 BoogieDeclarations]: Found specification of procedure ensure_c_str_is_allocated [2023-11-19 05:02:06,336 INFO L138 BoogieDeclarations]: Found implementation of procedure ensure_c_str_is_allocated [2023-11-19 05:02:06,336 INFO L130 BoogieDeclarations]: Found specification of procedure aws_c_string_is_valid [2023-11-19 05:02:06,336 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_c_string_is_valid [2023-11-19 05:02:06,336 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 05:02:06,656 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 05:02:06,659 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 05:02:07,116 INFO L767 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##11: assume !true; [2023-11-19 05:02:07,146 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 05:02:07,220 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 05:02:07,221 INFO L302 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-19 05:02:07,228 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 05:02:07 BoogieIcfgContainer [2023-11-19 05:02:07,228 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 05:02:07,233 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-19 05:02:07,233 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-19 05:02:07,237 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-19 05:02:07,238 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 05:02:01" (1/3) ... [2023-11-19 05:02:07,240 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@20054172 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 05:02:07, skipping insertion in model container [2023-11-19 05:02:07,240 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:02:05" (2/3) ... [2023-11-19 05:02:07,241 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@20054172 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 05:02:07, skipping insertion in model container [2023-11-19 05:02:07,241 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 05:02:07" (3/3) ... [2023-11-19 05:02:07,243 INFO L112 eAbstractionObserver]: Analyzing ICFG aws_hash_callback_c_str_eq_harness.i [2023-11-19 05:02:07,265 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-19 05:02:07,265 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-19 05:02:07,327 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-19 05:02:07,335 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=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, 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;@64d3f4e, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-19 05:02:07,335 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-19 05:02:07,340 INFO L276 IsEmpty]: Start isEmpty. Operand has 61 states, 34 states have (on average 1.1764705882352942) internal successors, (40), 34 states have internal predecessors, (40), 19 states have call successors, (19), 7 states have call predecessors, (19), 7 states have return successors, (19), 19 states have call predecessors, (19), 19 states have call successors, (19) [2023-11-19 05:02:07,351 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-19 05:02:07,351 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 05:02:07,352 INFO L195 NwaCegarLoop]: trace histogram [5, 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] [2023-11-19 05:02:07,353 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 05:02:07,359 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 05:02:07,360 INFO L85 PathProgramCache]: Analyzing trace with hash 1686127726, now seen corresponding path program 1 times [2023-11-19 05:02:07,370 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-19 05:02:07,370 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [170234264] [2023-11-19 05:02:07,371 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 05:02:07,371 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 05:02:07,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 05:02:08,072 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2023-11-19 05:02:08,074 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-11-19 05:02:08,074 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [170234264] [2023-11-19 05:02:08,076 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [170234264] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 05:02:08,077 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 05:02:08,080 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-19 05:02:08,082 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [564667559] [2023-11-19 05:02:08,083 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 05:02:08,089 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-19 05:02:08,090 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-11-19 05:02:08,125 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-19 05:02:08,126 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-19 05:02:08,129 INFO L87 Difference]: Start difference. First operand has 61 states, 34 states have (on average 1.1764705882352942) internal successors, (40), 34 states have internal predecessors, (40), 19 states have call successors, (19), 7 states have call predecessors, (19), 7 states have return successors, (19), 19 states have call predecessors, (19), 19 states have call successors, (19) Second operand has 2 states, 2 states have (on average 11.0) internal successors, (22), 2 states have internal predecessors, (22), 2 states have call successors, (12), 2 states have call predecessors, (12), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) [2023-11-19 05:02:08,193 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 05:02:08,193 INFO L93 Difference]: Finished difference Result 85 states and 108 transitions. [2023-11-19 05:02:08,195 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-19 05:02:08,196 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 11.0) internal successors, (22), 2 states have internal predecessors, (22), 2 states have call successors, (12), 2 states have call predecessors, (12), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) Word has length 50 [2023-11-19 05:02:08,197 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 05:02:08,206 INFO L225 Difference]: With dead ends: 85 [2023-11-19 05:02:08,206 INFO L226 Difference]: Without dead ends: 57 [2023-11-19 05:02:08,209 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-19 05:02:08,213 INFO L413 NwaCegarLoop]: 68 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 8 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 68 SdHoareTripleChecker+Invalid, 8 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 8 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-19 05:02:08,214 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 68 Invalid, 8 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 8 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-19 05:02:08,233 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 57 states. [2023-11-19 05:02:08,256 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 57 to 57. [2023-11-19 05:02:08,258 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 57 states, 30 states have (on average 1.1) internal successors, (33), 31 states have internal predecessors, (33), 19 states have call successors, (19), 7 states have call predecessors, (19), 7 states have return successors, (18), 18 states have call predecessors, (18), 18 states have call successors, (18) [2023-11-19 05:02:08,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 57 states and 70 transitions. [2023-11-19 05:02:08,262 INFO L78 Accepts]: Start accepts. Automaton has 57 states and 70 transitions. Word has length 50 [2023-11-19 05:02:08,263 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 05:02:08,264 INFO L495 AbstractCegarLoop]: Abstraction has 57 states and 70 transitions. [2023-11-19 05:02:08,264 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 11.0) internal successors, (22), 2 states have internal predecessors, (22), 2 states have call successors, (12), 2 states have call predecessors, (12), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) [2023-11-19 05:02:08,264 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 70 transitions. [2023-11-19 05:02:08,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-11-19 05:02:08,267 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 05:02:08,268 INFO L195 NwaCegarLoop]: trace histogram [5, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 05:02:08,268 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-11-19 05:02:08,268 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 05:02:08,269 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 05:02:08,269 INFO L85 PathProgramCache]: Analyzing trace with hash 1111488386, now seen corresponding path program 1 times [2023-11-19 05:02:08,269 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-19 05:02:08,270 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [121982244] [2023-11-19 05:02:08,270 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 05:02:08,270 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 05:02:08,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 05:02:09,466 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2023-11-19 05:02:09,466 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-11-19 05:02:09,467 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [121982244] [2023-11-19 05:02:09,467 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [121982244] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 05:02:09,467 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 05:02:09,467 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2023-11-19 05:02:09,468 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [992241633] [2023-11-19 05:02:09,468 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 05:02:09,469 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2023-11-19 05:02:09,470 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-11-19 05:02:09,472 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2023-11-19 05:02:09,473 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=111, Unknown=0, NotChecked=0, Total=132 [2023-11-19 05:02:09,474 INFO L87 Difference]: Start difference. First operand 57 states and 70 transitions. Second operand has 12 states, 9 states have (on average 2.4444444444444446) internal successors, (22), 9 states have internal predecessors, (22), 5 states have call successors, (13), 2 states have call predecessors, (13), 4 states have return successors, (12), 7 states have call predecessors, (12), 4 states have call successors, (12) [2023-11-19 05:02:09,830 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 05:02:09,830 INFO L93 Difference]: Finished difference Result 78 states and 92 transitions. [2023-11-19 05:02:09,831 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2023-11-19 05:02:09,831 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 9 states have (on average 2.4444444444444446) internal successors, (22), 9 states have internal predecessors, (22), 5 states have call successors, (13), 2 states have call predecessors, (13), 4 states have return successors, (12), 7 states have call predecessors, (12), 4 states have call successors, (12) Word has length 52 [2023-11-19 05:02:09,833 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 05:02:09,838 INFO L225 Difference]: With dead ends: 78 [2023-11-19 05:02:09,838 INFO L226 Difference]: Without dead ends: 57 [2023-11-19 05:02:09,840 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=43, Invalid=197, Unknown=0, NotChecked=0, Total=240 [2023-11-19 05:02:09,847 INFO L413 NwaCegarLoop]: 51 mSDtfsCounter, 23 mSDsluCounter, 470 mSDsCounter, 0 mSdLazyCounter, 179 mSolverCounterSat, 13 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 27 SdHoareTripleChecker+Valid, 521 SdHoareTripleChecker+Invalid, 192 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 13 IncrementalHoareTripleChecker+Valid, 179 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-11-19 05:02:09,848 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [27 Valid, 521 Invalid, 192 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [13 Valid, 179 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-11-19 05:02:09,852 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 57 states. [2023-11-19 05:02:09,876 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 57 to 57. [2023-11-19 05:02:09,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 57 states, 30 states have (on average 1.0666666666666667) internal successors, (32), 31 states have internal predecessors, (32), 19 states have call successors, (19), 7 states have call predecessors, (19), 7 states have return successors, (18), 18 states have call predecessors, (18), 18 states have call successors, (18) [2023-11-19 05:02:09,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 57 states and 69 transitions. [2023-11-19 05:02:09,887 INFO L78 Accepts]: Start accepts. Automaton has 57 states and 69 transitions. Word has length 52 [2023-11-19 05:02:09,888 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 05:02:09,888 INFO L495 AbstractCegarLoop]: Abstraction has 57 states and 69 transitions. [2023-11-19 05:02:09,888 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 9 states have (on average 2.4444444444444446) internal successors, (22), 9 states have internal predecessors, (22), 5 states have call successors, (13), 2 states have call predecessors, (13), 4 states have return successors, (12), 7 states have call predecessors, (12), 4 states have call successors, (12) [2023-11-19 05:02:09,888 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 69 transitions. [2023-11-19 05:02:09,891 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-11-19 05:02:09,891 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 05:02:09,891 INFO L195 NwaCegarLoop]: trace histogram [5, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 05:02:09,891 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-11-19 05:02:09,892 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 05:02:09,896 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 05:02:09,897 INFO L85 PathProgramCache]: Analyzing trace with hash 381178594, now seen corresponding path program 1 times [2023-11-19 05:02:09,897 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-19 05:02:09,897 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [193633806] [2023-11-19 05:02:09,897 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 05:02:09,898 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 05:02:09,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 05:02:11,071 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2023-11-19 05:02:11,072 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-11-19 05:02:11,072 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [193633806] [2023-11-19 05:02:11,072 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [193633806] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 05:02:11,074 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 05:02:11,075 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [15] imperfect sequences [] total 15 [2023-11-19 05:02:11,075 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [318331969] [2023-11-19 05:02:11,075 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 05:02:11,077 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2023-11-19 05:02:11,077 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-11-19 05:02:11,078 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2023-11-19 05:02:11,078 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=183, Unknown=0, NotChecked=0, Total=210 [2023-11-19 05:02:11,079 INFO L87 Difference]: Start difference. First operand 57 states and 69 transitions. Second operand has 15 states, 11 states have (on average 2.090909090909091) internal successors, (23), 11 states have internal predecessors, (23), 5 states have call successors, (14), 2 states have call predecessors, (14), 4 states have return successors, (13), 7 states have call predecessors, (13), 4 states have call successors, (13) [2023-11-19 05:02:11,463 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 05:02:11,463 INFO L93 Difference]: Finished difference Result 78 states and 96 transitions. [2023-11-19 05:02:11,463 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2023-11-19 05:02:11,464 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 11 states have (on average 2.090909090909091) internal successors, (23), 11 states have internal predecessors, (23), 5 states have call successors, (14), 2 states have call predecessors, (14), 4 states have return successors, (13), 7 states have call predecessors, (13), 4 states have call successors, (13) Word has length 56 [2023-11-19 05:02:11,465 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 05:02:11,467 INFO L225 Difference]: With dead ends: 78 [2023-11-19 05:02:11,467 INFO L226 Difference]: Without dead ends: 76 [2023-11-19 05:02:11,468 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=63, Invalid=399, Unknown=0, NotChecked=0, Total=462 [2023-11-19 05:02:11,475 INFO L413 NwaCegarLoop]: 49 mSDtfsCounter, 32 mSDsluCounter, 605 mSDsCounter, 0 mSdLazyCounter, 273 mSolverCounterSat, 16 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 42 SdHoareTripleChecker+Valid, 654 SdHoareTripleChecker+Invalid, 289 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 16 IncrementalHoareTripleChecker+Valid, 273 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-11-19 05:02:11,477 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [42 Valid, 654 Invalid, 289 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [16 Valid, 273 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-11-19 05:02:11,478 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 76 states. [2023-11-19 05:02:11,497 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 76 to 74. [2023-11-19 05:02:11,498 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 74 states, 39 states have (on average 1.0512820512820513) internal successors, (41), 41 states have internal predecessors, (41), 26 states have call successors, (26), 8 states have call predecessors, (26), 8 states have return successors, (25), 24 states have call predecessors, (25), 25 states have call successors, (25) [2023-11-19 05:02:11,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 74 states and 92 transitions. [2023-11-19 05:02:11,505 INFO L78 Accepts]: Start accepts. Automaton has 74 states and 92 transitions. Word has length 56 [2023-11-19 05:02:11,507 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 05:02:11,507 INFO L495 AbstractCegarLoop]: Abstraction has 74 states and 92 transitions. [2023-11-19 05:02:11,508 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 11 states have (on average 2.090909090909091) internal successors, (23), 11 states have internal predecessors, (23), 5 states have call successors, (14), 2 states have call predecessors, (14), 4 states have return successors, (13), 7 states have call predecessors, (13), 4 states have call successors, (13) [2023-11-19 05:02:11,508 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 92 transitions. [2023-11-19 05:02:11,516 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2023-11-19 05:02:11,516 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 05:02:11,517 INFO L195 NwaCegarLoop]: trace histogram [5, 4, 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] [2023-11-19 05:02:11,517 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2023-11-19 05:02:11,517 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 05:02:11,518 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 05:02:11,518 INFO L85 PathProgramCache]: Analyzing trace with hash -1495384104, now seen corresponding path program 1 times [2023-11-19 05:02:11,518 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-19 05:02:11,518 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [29276563] [2023-11-19 05:02:11,518 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 05:02:11,519 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 05:02:11,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 05:02:13,026 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2023-11-19 05:02:13,027 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-11-19 05:02:13,027 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [29276563] [2023-11-19 05:02:13,027 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [29276563] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 05:02:13,027 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 05:02:13,028 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2023-11-19 05:02:13,028 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1367126819] [2023-11-19 05:02:13,029 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 05:02:13,029 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2023-11-19 05:02:13,029 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-11-19 05:02:13,035 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2023-11-19 05:02:13,036 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=131, Unknown=0, NotChecked=0, Total=156 [2023-11-19 05:02:13,036 INFO L87 Difference]: Start difference. First operand 74 states and 92 transitions. Second operand has 13 states, 10 states have (on average 2.8) internal successors, (28), 10 states have internal predecessors, (28), 5 states have call successors, (15), 2 states have call predecessors, (15), 3 states have return successors, (14), 6 states have call predecessors, (14), 4 states have call successors, (14) [2023-11-19 05:02:13,345 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 05:02:13,346 INFO L93 Difference]: Finished difference Result 90 states and 110 transitions. [2023-11-19 05:02:13,346 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2023-11-19 05:02:13,346 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 10 states have (on average 2.8) internal successors, (28), 10 states have internal predecessors, (28), 5 states have call successors, (15), 2 states have call predecessors, (15), 3 states have return successors, (14), 6 states have call predecessors, (14), 4 states have call successors, (14) Word has length 64 [2023-11-19 05:02:13,347 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 05:02:13,350 INFO L225 Difference]: With dead ends: 90 [2023-11-19 05:02:13,350 INFO L226 Difference]: Without dead ends: 88 [2023-11-19 05:02:13,350 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=38, Invalid=202, Unknown=0, NotChecked=0, Total=240 [2023-11-19 05:02:13,352 INFO L413 NwaCegarLoop]: 55 mSDtfsCounter, 31 mSDsluCounter, 518 mSDsCounter, 0 mSdLazyCounter, 205 mSolverCounterSat, 9 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 42 SdHoareTripleChecker+Valid, 573 SdHoareTripleChecker+Invalid, 214 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 9 IncrementalHoareTripleChecker+Valid, 205 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-11-19 05:02:13,355 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [42 Valid, 573 Invalid, 214 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [9 Valid, 205 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-11-19 05:02:13,357 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 88 states. [2023-11-19 05:02:13,379 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 88 to 82. [2023-11-19 05:02:13,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 82 states, 45 states have (on average 1.0444444444444445) internal successors, (47), 47 states have internal predecessors, (47), 27 states have call successors, (27), 9 states have call predecessors, (27), 9 states have return successors, (26), 25 states have call predecessors, (26), 26 states have call successors, (26) [2023-11-19 05:02:13,383 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 82 states and 100 transitions. [2023-11-19 05:02:13,383 INFO L78 Accepts]: Start accepts. Automaton has 82 states and 100 transitions. Word has length 64 [2023-11-19 05:02:13,384 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 05:02:13,384 INFO L495 AbstractCegarLoop]: Abstraction has 82 states and 100 transitions. [2023-11-19 05:02:13,384 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 10 states have (on average 2.8) internal successors, (28), 10 states have internal predecessors, (28), 5 states have call successors, (15), 2 states have call predecessors, (15), 3 states have return successors, (14), 6 states have call predecessors, (14), 4 states have call successors, (14) [2023-11-19 05:02:13,384 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 100 transitions. [2023-11-19 05:02:13,388 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2023-11-19 05:02:13,388 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 05:02:13,388 INFO L195 NwaCegarLoop]: trace histogram [8, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 05:02:13,388 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2023-11-19 05:02:13,389 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 05:02:13,389 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 05:02:13,389 INFO L85 PathProgramCache]: Analyzing trace with hash -1071890320, now seen corresponding path program 1 times [2023-11-19 05:02:13,389 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-19 05:02:13,389 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1626744948] [2023-11-19 05:02:13,389 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 05:02:13,390 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 05:02:13,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 05:02:14,681 INFO L134 CoverageAnalysis]: Checked inductivity of 83 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2023-11-19 05:02:14,681 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-11-19 05:02:14,682 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1626744948] [2023-11-19 05:02:14,682 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1626744948] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 05:02:14,682 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 05:02:14,682 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2023-11-19 05:02:14,682 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [149095258] [2023-11-19 05:02:14,683 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 05:02:14,685 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2023-11-19 05:02:14,685 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-11-19 05:02:14,686 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2023-11-19 05:02:14,686 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=157, Unknown=0, NotChecked=0, Total=182 [2023-11-19 05:02:14,686 INFO L87 Difference]: Start difference. First operand 82 states and 100 transitions. Second operand has 14 states, 10 states have (on average 2.7) internal successors, (27), 10 states have internal predecessors, (27), 4 states have call successors, (16), 2 states have call predecessors, (16), 4 states have return successors, (16), 6 states have call predecessors, (16), 3 states have call successors, (16) [2023-11-19 05:02:15,054 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 05:02:15,055 INFO L93 Difference]: Finished difference Result 88 states and 105 transitions. [2023-11-19 05:02:15,056 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2023-11-19 05:02:15,056 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 10 states have (on average 2.7) internal successors, (27), 10 states have internal predecessors, (27), 4 states have call successors, (16), 2 states have call predecessors, (16), 4 states have return successors, (16), 6 states have call predecessors, (16), 3 states have call successors, (16) Word has length 79 [2023-11-19 05:02:15,060 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 05:02:15,064 INFO L225 Difference]: With dead ends: 88 [2023-11-19 05:02:15,064 INFO L226 Difference]: Without dead ends: 86 [2023-11-19 05:02:15,065 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=47, Invalid=295, Unknown=0, NotChecked=0, Total=342 [2023-11-19 05:02:15,066 INFO L413 NwaCegarLoop]: 72 mSDtfsCounter, 10 mSDsluCounter, 814 mSDsCounter, 0 mSdLazyCounter, 296 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 11 SdHoareTripleChecker+Valid, 886 SdHoareTripleChecker+Invalid, 301 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 296 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2023-11-19 05:02:15,066 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [11 Valid, 886 Invalid, 301 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 296 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2023-11-19 05:02:15,067 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 86 states. [2023-11-19 05:02:15,088 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 86 to 86. [2023-11-19 05:02:15,088 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 86 states, 48 states have (on average 1.0416666666666667) internal successors, (50), 50 states have internal predecessors, (50), 27 states have call successors, (27), 10 states have call predecessors, (27), 10 states have return successors, (26), 25 states have call predecessors, (26), 26 states have call successors, (26) [2023-11-19 05:02:15,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 86 states and 103 transitions. [2023-11-19 05:02:15,091 INFO L78 Accepts]: Start accepts. Automaton has 86 states and 103 transitions. Word has length 79 [2023-11-19 05:02:15,091 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 05:02:15,092 INFO L495 AbstractCegarLoop]: Abstraction has 86 states and 103 transitions. [2023-11-19 05:02:15,093 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 10 states have (on average 2.7) internal successors, (27), 10 states have internal predecessors, (27), 4 states have call successors, (16), 2 states have call predecessors, (16), 4 states have return successors, (16), 6 states have call predecessors, (16), 3 states have call successors, (16) [2023-11-19 05:02:15,094 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 103 transitions. [2023-11-19 05:02:15,096 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2023-11-19 05:02:15,096 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 05:02:15,096 INFO L195 NwaCegarLoop]: trace histogram [8, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 05:02:15,096 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2023-11-19 05:02:15,096 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 05:02:15,097 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 05:02:15,097 INFO L85 PathProgramCache]: Analyzing trace with hash -704987290, now seen corresponding path program 1 times [2023-11-19 05:02:15,097 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-19 05:02:15,097 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [947709957] [2023-11-19 05:02:15,098 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 05:02:15,098 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 05:02:15,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 05:02:16,526 INFO L134 CoverageAnalysis]: Checked inductivity of 85 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 83 trivial. 0 not checked. [2023-11-19 05:02:16,527 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-11-19 05:02:16,527 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [947709957] [2023-11-19 05:02:16,527 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [947709957] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 05:02:16,527 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 05:02:16,527 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2023-11-19 05:02:16,528 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [690003148] [2023-11-19 05:02:16,528 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 05:02:16,528 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2023-11-19 05:02:16,528 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-11-19 05:02:16,529 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2023-11-19 05:02:16,529 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=154, Unknown=0, NotChecked=0, Total=182 [2023-11-19 05:02:16,530 INFO L87 Difference]: Start difference. First operand 86 states and 103 transitions. Second operand has 14 states, 11 states have (on average 2.6363636363636362) internal successors, (29), 10 states have internal predecessors, (29), 5 states have call successors, (16), 2 states have call predecessors, (16), 3 states have return successors, (15), 7 states have call predecessors, (15), 4 states have call successors, (15) [2023-11-19 05:02:16,803 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 05:02:16,803 INFO L93 Difference]: Finished difference Result 92 states and 108 transitions. [2023-11-19 05:02:16,803 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2023-11-19 05:02:16,804 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 11 states have (on average 2.6363636363636362) internal successors, (29), 10 states have internal predecessors, (29), 5 states have call successors, (16), 2 states have call predecessors, (16), 3 states have return successors, (15), 7 states have call predecessors, (15), 4 states have call successors, (15) Word has length 87 [2023-11-19 05:02:16,804 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 05:02:16,806 INFO L225 Difference]: With dead ends: 92 [2023-11-19 05:02:16,806 INFO L226 Difference]: Without dead ends: 88 [2023-11-19 05:02:16,807 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 21 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=46, Invalid=260, Unknown=0, NotChecked=0, Total=306 [2023-11-19 05:02:16,808 INFO L413 NwaCegarLoop]: 54 mSDtfsCounter, 15 mSDsluCounter, 504 mSDsCounter, 0 mSdLazyCounter, 226 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 15 SdHoareTripleChecker+Valid, 558 SdHoareTripleChecker+Invalid, 233 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 226 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-11-19 05:02:16,808 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [15 Valid, 558 Invalid, 233 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 226 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-11-19 05:02:16,810 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 88 states. [2023-11-19 05:02:16,830 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 88 to 63. [2023-11-19 05:02:16,831 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 63 states, 35 states have (on average 1.0285714285714285) internal successors, (36), 35 states have internal predecessors, (36), 19 states have call successors, (19), 9 states have call predecessors, (19), 8 states have return successors, (18), 18 states have call predecessors, (18), 18 states have call successors, (18) [2023-11-19 05:02:16,832 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 63 states and 73 transitions. [2023-11-19 05:02:16,832 INFO L78 Accepts]: Start accepts. Automaton has 63 states and 73 transitions. Word has length 87 [2023-11-19 05:02:16,833 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 05:02:16,833 INFO L495 AbstractCegarLoop]: Abstraction has 63 states and 73 transitions. [2023-11-19 05:02:16,834 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 11 states have (on average 2.6363636363636362) internal successors, (29), 10 states have internal predecessors, (29), 5 states have call successors, (16), 2 states have call predecessors, (16), 3 states have return successors, (15), 7 states have call predecessors, (15), 4 states have call successors, (15) [2023-11-19 05:02:16,834 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 73 transitions. [2023-11-19 05:02:16,835 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2023-11-19 05:02:16,835 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 05:02:16,835 INFO L195 NwaCegarLoop]: trace histogram [6, 4, 3, 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] [2023-11-19 05:02:16,835 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2023-11-19 05:02:16,836 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 05:02:16,836 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 05:02:16,836 INFO L85 PathProgramCache]: Analyzing trace with hash 1013134735, now seen corresponding path program 1 times [2023-11-19 05:02:16,836 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-19 05:02:16,836 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1565245163] [2023-11-19 05:02:16,837 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 05:02:16,837 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 05:02:17,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 05:02:18,710 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2023-11-19 05:02:18,710 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-11-19 05:02:18,710 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1565245163] [2023-11-19 05:02:18,710 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1565245163] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 05:02:18,710 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 05:02:18,711 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2023-11-19 05:02:18,711 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [504829677] [2023-11-19 05:02:18,712 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 05:02:18,712 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2023-11-19 05:02:18,712 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-11-19 05:02:18,714 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2023-11-19 05:02:18,714 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=155, Unknown=0, NotChecked=0, Total=182 [2023-11-19 05:02:18,714 INFO L87 Difference]: Start difference. First operand 63 states and 73 transitions. Second operand has 14 states, 11 states have (on average 2.8181818181818183) internal successors, (31), 11 states have internal predecessors, (31), 6 states have call successors, (18), 2 states have call predecessors, (18), 3 states have return successors, (17), 7 states have call predecessors, (17), 5 states have call successors, (17) [2023-11-19 05:02:19,055 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 05:02:19,056 INFO L93 Difference]: Finished difference Result 94 states and 112 transitions. [2023-11-19 05:02:19,056 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2023-11-19 05:02:19,056 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 11 states have (on average 2.8181818181818183) internal successors, (31), 11 states have internal predecessors, (31), 6 states have call successors, (18), 2 states have call predecessors, (18), 3 states have return successors, (17), 7 states have call predecessors, (17), 5 states have call successors, (17) Word has length 78 [2023-11-19 05:02:19,057 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 05:02:19,060 INFO L225 Difference]: With dead ends: 94 [2023-11-19 05:02:19,060 INFO L226 Difference]: Without dead ends: 63 [2023-11-19 05:02:19,061 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 17 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=47, Invalid=259, Unknown=0, NotChecked=0, Total=306 [2023-11-19 05:02:19,062 INFO L413 NwaCegarLoop]: 55 mSDtfsCounter, 25 mSDsluCounter, 573 mSDsCounter, 0 mSdLazyCounter, 222 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 36 SdHoareTripleChecker+Valid, 628 SdHoareTripleChecker+Invalid, 226 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 222 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-11-19 05:02:19,062 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [36 Valid, 628 Invalid, 226 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 222 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-11-19 05:02:19,063 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 63 states. [2023-11-19 05:02:19,075 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 63 to 63. [2023-11-19 05:02:19,075 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 63 states, 35 states have (on average 1.0) internal successors, (35), 35 states have internal predecessors, (35), 19 states have call successors, (19), 9 states have call predecessors, (19), 8 states have return successors, (18), 18 states have call predecessors, (18), 18 states have call successors, (18) [2023-11-19 05:02:19,077 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 63 states and 72 transitions. [2023-11-19 05:02:19,077 INFO L78 Accepts]: Start accepts. Automaton has 63 states and 72 transitions. Word has length 78 [2023-11-19 05:02:19,077 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 05:02:19,078 INFO L495 AbstractCegarLoop]: Abstraction has 63 states and 72 transitions. [2023-11-19 05:02:19,078 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 11 states have (on average 2.8181818181818183) internal successors, (31), 11 states have internal predecessors, (31), 6 states have call successors, (18), 2 states have call predecessors, (18), 3 states have return successors, (17), 7 states have call predecessors, (17), 5 states have call successors, (17) [2023-11-19 05:02:19,078 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 72 transitions. [2023-11-19 05:02:19,084 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2023-11-19 05:02:19,085 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 05:02:19,085 INFO L195 NwaCegarLoop]: trace histogram [9, 4, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 05:02:19,085 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2023-11-19 05:02:19,085 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 05:02:19,086 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 05:02:19,086 INFO L85 PathProgramCache]: Analyzing trace with hash 2078958749, now seen corresponding path program 1 times [2023-11-19 05:02:19,086 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-19 05:02:19,086 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1359288211] [2023-11-19 05:02:19,086 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 05:02:19,087 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 05:02:19,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 05:02:19,538 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 05:02:19,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 05:02:19,930 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2023-11-19 05:02:19,931 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-19 05:02:19,932 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-19 05:02:19,934 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2023-11-19 05:02:19,937 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 05:02:19,942 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-19 05:02:20,008 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ret551 could not be translated [2023-11-19 05:02:20,009 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable #t~ret552 [2023-11-19 05:02:20,010 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem553 could not be translated [2023-11-19 05:02:20,010 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem553 could not be translated [2023-11-19 05:02:20,011 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable #t~ret2169 [2023-11-19 05:02:20,011 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ret2170 could not be translated [2023-11-19 05:02:20,011 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ret2170 could not be translated [2023-11-19 05:02:20,012 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ret551 could not be translated [2023-11-19 05:02:20,018 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable #t~ret552 [2023-11-19 05:02:20,020 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem553 could not be translated [2023-11-19 05:02:20,020 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem553 could not be translated [2023-11-19 05:02:20,021 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ret2170 could not be translated [2023-11-19 05:02:20,021 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable #t~ret2171 [2023-11-19 05:02:20,022 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable #t~ite2172 [2023-11-19 05:02:20,022 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable #t~ret2171 [2023-11-19 05:02:20,023 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ret2170 could not be translated [2023-11-19 05:02:20,024 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ret2012 could not be translated [2023-11-19 05:02:20,024 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ret2012 could not be translated [2023-11-19 05:02:20,025 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ret2013 could not be translated [2023-11-19 05:02:20,028 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ret2013 could not be translated [2023-11-19 05:02:20,031 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ret2015 could not be translated [2023-11-19 05:02:20,032 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short2017 could not be translated [2023-11-19 05:02:20,032 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ret2015 could not be translated [2023-11-19 05:02:20,032 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ret2015 could not be translated [2023-11-19 05:02:20,033 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short2017 could not be translated [2023-11-19 05:02:20,033 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ret2016 could not be translated [2023-11-19 05:02:20,034 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ret2015 could not be translated [2023-11-19 05:02:20,034 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ret2016 could not be translated [2023-11-19 05:02:20,034 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short2017 could not be translated [2023-11-19 05:02:20,036 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short2017 could not be translated [2023-11-19 05:02:20,036 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ret2015 could not be translated [2023-11-19 05:02:20,036 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ret2016 could not be translated [2023-11-19 05:02:20,038 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ret597 could not be translated [2023-11-19 05:02:20,040 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem598 could not be translated [2023-11-19 05:02:20,040 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem599 could not be translated [2023-11-19 05:02:20,055 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 19.11 05:02:20 BoogieIcfgContainer [2023-11-19 05:02:20,058 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-19 05:02:20,058 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-19 05:02:20,059 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-19 05:02:20,059 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-19 05:02:20,059 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 05:02:07" (3/4) ... [2023-11-19 05:02:20,062 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-19 05:02:20,063 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-19 05:02:20,063 INFO L158 Benchmark]: Toolchain (without parser) took 18970.11ms. Allocated memory was 107.0MB in the beginning and 429.9MB in the end (delta: 323.0MB). Free memory was 51.5MB in the beginning and 227.7MB in the end (delta: -176.2MB). Peak memory consumption was 147.9MB. Max. memory is 16.1GB. [2023-11-19 05:02:20,064 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 107.0MB. Free memory is still 76.3MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 05:02:20,064 INFO L158 Benchmark]: CACSL2BoogieTranslator took 4701.22ms. Allocated memory was 107.0MB in the beginning and 195.0MB in the end (delta: 88.1MB). Free memory was 51.3MB in the beginning and 113.1MB in the end (delta: -61.9MB). Peak memory consumption was 66.5MB. Max. memory is 16.1GB. [2023-11-19 05:02:20,064 INFO L158 Benchmark]: Boogie Procedure Inliner took 330.37ms. Allocated memory is still 195.0MB. Free memory was 113.1MB in the beginning and 101.7MB in the end (delta: 11.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-11-19 05:02:20,065 INFO L158 Benchmark]: Boogie Preprocessor took 117.02ms. Allocated memory is still 195.0MB. Free memory was 101.7MB in the beginning and 97.5MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-19 05:02:20,065 INFO L158 Benchmark]: RCFGBuilder took 979.26ms. Allocated memory is still 195.0MB. Free memory was 97.5MB in the beginning and 96.3MB in the end (delta: 1.2MB). Peak memory consumption was 26.2MB. Max. memory is 16.1GB. [2023-11-19 05:02:20,066 INFO L158 Benchmark]: TraceAbstraction took 12825.10ms. Allocated memory was 195.0MB in the beginning and 429.9MB in the end (delta: 234.9MB). Free memory was 96.3MB in the beginning and 228.8MB in the end (delta: -132.5MB). Peak memory consumption was 103.5MB. Max. memory is 16.1GB. [2023-11-19 05:02:20,066 INFO L158 Benchmark]: Witness Printer took 4.33ms. Allocated memory is still 429.9MB. Free memory was 228.8MB in the beginning and 227.7MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 05:02:20,069 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28ms. Allocated memory is still 107.0MB. Free memory is still 76.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 4701.22ms. Allocated memory was 107.0MB in the beginning and 195.0MB in the end (delta: 88.1MB). Free memory was 51.3MB in the beginning and 113.1MB in the end (delta: -61.9MB). Peak memory consumption was 66.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 330.37ms. Allocated memory is still 195.0MB. Free memory was 113.1MB in the beginning and 101.7MB in the end (delta: 11.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Preprocessor took 117.02ms. Allocated memory is still 195.0MB. Free memory was 101.7MB in the beginning and 97.5MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 979.26ms. Allocated memory is still 195.0MB. Free memory was 97.5MB in the beginning and 96.3MB in the end (delta: 1.2MB). Peak memory consumption was 26.2MB. Max. memory is 16.1GB. * TraceAbstraction took 12825.10ms. Allocated memory was 195.0MB in the beginning and 429.9MB in the end (delta: 234.9MB). Free memory was 96.3MB in the beginning and 228.8MB in the end (delta: -132.5MB). Peak memory consumption was 103.5MB. Max. memory is 16.1GB. * Witness Printer took 4.33ms. Allocated memory is still 429.9MB. Free memory was 228.8MB in the beginning and 227.7MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResultAtLocation [Line: 8255]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ __volatile__("" : "+r"(index)); [8255] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ret551 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable #t~ret552 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem553 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem553 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable #t~ret2169 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ret2170 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ret2170 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ret551 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable #t~ret552 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem553 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem553 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ret2170 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable #t~ret2171 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable #t~ite2172 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable #t~ret2171 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ret2170 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ret2012 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ret2012 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ret2013 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ret2013 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ret2015 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short2017 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ret2015 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ret2015 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short2017 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ret2016 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ret2015 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ret2016 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short2017 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short2017 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ret2015 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ret2016 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ret597 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem598 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem599 could not be translated - GenericResult: Unfinished Backtranslation The program execution was not completely translated back. * 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 - UnprovableResult [Line: 223]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of strcmp at line 10798, overapproximation of strlen at line 11324. Possible FailurePath: [L6879-L6884] static struct aws_allocator s_can_fail_allocator_static = { .mem_acquire = s_can_fail_malloc_allocator, .mem_release = s_can_fail_free_allocator, .mem_realloc = s_can_fail_realloc_allocator, .mem_calloc = s_can_fail_calloc_allocator, }; [L7634-L7646] static const uint8_t s_tolower_table[256] = { 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31, 32, 33, 34, 35, 36, 37, 38, 39, 40, 41, 42, 43, 44, 45, 46, 47, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57, 58, 59, 60, 61, 62, 63, 64, 'a', 'b', 'c', 'd', 'e', 'f', 'g', 'h', 'i', 'j', 'k', 'l', 'm', 'n', 'o', 'p', 'q', 'r', 's', 't', 'u', 'v', 'w', 'x', 'y', 'z', 91, 92, 93, 94, 95, 96, 'a', 'b', 'c', 'd', 'e', 'f', 'g', 'h', 'i', 'j', 'k', 'l', 'm', 'n', 'o', 'p', 'q', 'r', 's', 't', 'u', 'v', 'w', 'x', 'y', 'z', 123, 124, 125, 126, 127, 128, 129, 130, 131, 132, 133, 134, 135, 136, 137, 138, 139, 140, 141, 142, 143, 144, 145, 146, 147, 148, 149, 150, 151, 152, 153, 154, 155, 156, 157, 158, 159, 160, 161, 162, 163, 164, 165, 166, 167, 168, 169, 170, 171, 172, 173, 174, 175, 176, 177, 178, 179, 180, 181, 182, 183, 184, 185, 186, 187, 188, 189, 190, 191, 192, 193, 194, 195, 196, 197, 198, 199, 200, 201, 202, 203, 204, 205, 206, 207, 208, 209, 210, 211, 212, 213, 214, 215, 216, 217, 218, 219, 220, 221, 222, 223, 224, 225, 226, 227, 228, 229, 230, 231, 232, 233, 234, 235, 236, 237, 238, 239, 240, 241, 242, 243, 244, 245, 246, 247, 248, 249, 250, 251, 252, 253, 254, 255}; [L11328] CALL aws_hash_callback_c_str_eq_harness() [L11318] CALL, EXPR ensure_c_str_is_allocated(64) VAL [\old(max_size)=64, s_can_fail_allocator_static={4:0}, s_tolower_table={5:0}] [L6832] CALL, EXPR nondet_uint64_t() VAL [s_can_fail_allocator_static={4:0}, s_tolower_table={5:0}] [L266] return __VERIFIER_nondet_ulong(); [L6832] RET, EXPR nondet_uint64_t() VAL [\old(max_size)=64, max_size=64, s_can_fail_allocator_static={4:0}, s_tolower_table={5:0}] [L6832] size_t cap = nondet_uint64_t(); [L6833] CALL assume_abort_if_not(cap > 0 && cap <= max_size) VAL [\old(cond)=1, s_can_fail_allocator_static={4:0}, s_tolower_table={5:0}] [L211] COND FALSE !(!cond) [L6833] RET assume_abort_if_not(cap > 0 && cap <= max_size) VAL [\old(max_size)=64, cap=1, max_size=64, s_can_fail_allocator_static={4:0}, s_tolower_table={5:0}] [L6834] CALL, EXPR bounded_malloc(cap) VAL [\old(size)=1, s_can_fail_allocator_static={4:0}, s_tolower_table={5:0}] [L6896-L6898] CALL assume_abort_if_not(size <= ( (18446744073709551615UL) >> (8 + 1))) VAL [\old(cond)=1, s_can_fail_allocator_static={4:0}, s_tolower_table={5:0}] [L211] COND FALSE !(!cond) [L6896-L6898] RET assume_abort_if_not(size <= ( (18446744073709551615UL) >> (8 + 1))) VAL [\old(size)=1, s_can_fail_allocator_static={4:0}, s_tolower_table={5:0}, size=1] [L6899] return malloc(size); [L6834] RET, EXPR bounded_malloc(cap) VAL [\old(max_size)=64, cap=1, max_size=64, s_can_fail_allocator_static={4:0}, s_tolower_table={5:0}] [L6834] const char *str = bounded_malloc(cap); [L6838] EXPR str[cap - 1] VAL [\old(max_size)=64, cap=1, max_size=64, s_can_fail_allocator_static={4:0}, s_tolower_table={5:0}, str={-2:0}] [L6838] CALL assume_abort_if_not(str[cap - 1] == 0) VAL [\old(cond)=1, s_can_fail_allocator_static={4:0}, s_tolower_table={5:0}] [L211] COND FALSE !(!cond) [L6838] RET assume_abort_if_not(str[cap - 1] == 0) VAL [\old(max_size)=64, cap=1, max_size=64, s_can_fail_allocator_static={4:0}, s_tolower_table={5:0}, str={-2:0}] [L6839] return str; [L11318] RET, EXPR ensure_c_str_is_allocated(64) VAL [s_can_fail_allocator_static={4:0}, s_tolower_table={5:0}] [L11318] const char *str1 = ensure_c_str_is_allocated(64); [L11319] CALL, EXPR nondet_bool() VAL [s_can_fail_allocator_static={4:0}, s_tolower_table={5:0}] [L261] return __VERIFIER_nondet_bool(); [L11319] RET, EXPR nondet_bool() VAL [s_can_fail_allocator_static={4:0}, s_tolower_table={5:0}, str1={-2:0}] [L11319] EXPR nondet_bool() ? str1 : ensure_c_str_is_allocated(64) VAL [s_can_fail_allocator_static={4:0}, s_tolower_table={5:0}, str1={-2:0}] [L11319] CALL, EXPR ensure_c_str_is_allocated(64) VAL [\old(max_size)=64, s_can_fail_allocator_static={4:0}, s_tolower_table={5:0}] [L6832] CALL, EXPR nondet_uint64_t() VAL [s_can_fail_allocator_static={4:0}, s_tolower_table={5:0}] [L266] return __VERIFIER_nondet_ulong(); [L6832] RET, EXPR nondet_uint64_t() VAL [\old(max_size)=64, max_size=64, s_can_fail_allocator_static={4:0}, s_tolower_table={5:0}] [L6832] size_t cap = nondet_uint64_t(); [L6833] CALL assume_abort_if_not(cap > 0 && cap <= max_size) VAL [\old(cond)=1, s_can_fail_allocator_static={4:0}, s_tolower_table={5:0}] [L211] COND FALSE !(!cond) [L6833] RET assume_abort_if_not(cap > 0 && cap <= max_size) VAL [\old(max_size)=64, cap=1, max_size=64, s_can_fail_allocator_static={4:0}, s_tolower_table={5:0}] [L6834] CALL, EXPR bounded_malloc(cap) VAL [\old(size)=1, s_can_fail_allocator_static={4:0}, s_tolower_table={5:0}] [L6896-L6898] CALL assume_abort_if_not(size <= ( (18446744073709551615UL) >> (8 + 1))) VAL [\old(cond)=1, s_can_fail_allocator_static={4:0}, s_tolower_table={5:0}] [L211] COND FALSE !(!cond) [L6896-L6898] RET assume_abort_if_not(size <= ( (18446744073709551615UL) >> (8 + 1))) VAL [\old(size)=1, s_can_fail_allocator_static={4:0}, s_tolower_table={5:0}, size=1] [L6899] return malloc(size); [L6834] RET, EXPR bounded_malloc(cap) VAL [\old(max_size)=64, cap=1, max_size=64, s_can_fail_allocator_static={4:0}, s_tolower_table={5:0}] [L6834] const char *str = bounded_malloc(cap); [L6838] EXPR str[cap - 1] VAL [\old(max_size)=64, cap=1, max_size=64, s_can_fail_allocator_static={4:0}, s_tolower_table={5:0}, str={-3:0}] [L6838] CALL assume_abort_if_not(str[cap - 1] == 0) VAL [\old(cond)=1, s_can_fail_allocator_static={4:0}, s_tolower_table={5:0}] [L211] COND FALSE !(!cond) [L6838] RET assume_abort_if_not(str[cap - 1] == 0) VAL [\old(max_size)=64, cap=1, max_size=64, s_can_fail_allocator_static={4:0}, s_tolower_table={5:0}, str={-3:0}] [L6839] return str; [L11319] RET, EXPR ensure_c_str_is_allocated(64) VAL [s_can_fail_allocator_static={4:0}, s_tolower_table={5:0}, str1={-2:0}] [L11319] EXPR nondet_bool() ? str1 : ensure_c_str_is_allocated(64) VAL [s_can_fail_allocator_static={4:0}, s_tolower_table={5:0}, str1={-2:0}] [L11319] const char *str2 = nondet_bool() ? str1 : ensure_c_str_is_allocated(64); [L11322] CALL, EXPR aws_hash_callback_c_str_eq(str1, str2) [L10794] CALL, EXPR aws_c_string_is_valid(a) VAL [s_can_fail_allocator_static={4:0}, s_tolower_table={5:0}, str={-2:0}] [L6272] return str && ((((1)) == 0) || ((str))); [L10794] RET, EXPR aws_c_string_is_valid(a) VAL [a={-2:0}, a={-2:0}, b={-3:0}, b={-3:0}, s_can_fail_allocator_static={4:0}, s_tolower_table={5:0}] [L10794] CALL assume_abort_if_not((aws_c_string_is_valid(a))) VAL [\old(cond)=1, s_can_fail_allocator_static={4:0}, s_tolower_table={5:0}] [L211] COND FALSE !(!cond) [L10794] RET assume_abort_if_not((aws_c_string_is_valid(a))) VAL [a={-2:0}, a={-2:0}, b={-3:0}, b={-3:0}, s_can_fail_allocator_static={4:0}, s_tolower_table={5:0}] [L10795] CALL, EXPR aws_c_string_is_valid(b) VAL [s_can_fail_allocator_static={4:0}, s_tolower_table={5:0}, str={-3:0}] [L6272] return str && ((((1)) == 0) || ((str))); [L10795] RET, EXPR aws_c_string_is_valid(b) VAL [a={-2:0}, a={-2:0}, b={-3:0}, b={-3:0}, s_can_fail_allocator_static={4:0}, s_tolower_table={5:0}] [L10795] CALL assume_abort_if_not((aws_c_string_is_valid(b))) VAL [\old(cond)=1, s_can_fail_allocator_static={4:0}, s_tolower_table={5:0}] [L211] COND FALSE !(!cond) [L10795] RET assume_abort_if_not((aws_c_string_is_valid(b))) VAL [a={-2:0}, a={-2:0}, b={-3:0}, b={-3:0}, s_can_fail_allocator_static={4:0}, s_tolower_table={5:0}] [L10797-L10798] _Bool rval = !strcmp(a, b); [L10799] CALL, EXPR aws_c_string_is_valid(a) VAL [s_can_fail_allocator_static={4:0}, s_tolower_table={5:0}, str={-2:0}] [L6272] return str && ((((1)) == 0) || ((str))); [L10799] RET, EXPR aws_c_string_is_valid(a) VAL [a={-2:0}, a={-2:0}, b={-3:0}, b={-3:0}, rval=1, s_can_fail_allocator_static={4:0}, s_tolower_table={5:0}] [L10799] EXPR aws_c_string_is_valid(a) && aws_c_string_is_valid(b) VAL [a={-2:0}, a={-2:0}, b={-3:0}, b={-3:0}, rval=1, s_can_fail_allocator_static={4:0}, s_tolower_table={5:0}] [L10799] CALL, EXPR aws_c_string_is_valid(b) VAL [s_can_fail_allocator_static={4:0}, s_tolower_table={5:0}, str={-3:0}] [L6272] return str && ((((1)) == 0) || ((str))); [L10799] RET, EXPR aws_c_string_is_valid(b) VAL [a={-2:0}, a={-2:0}, b={-3:0}, b={-3:0}, rval=1, s_can_fail_allocator_static={4:0}, s_tolower_table={5:0}] [L10799] EXPR aws_c_string_is_valid(a) && aws_c_string_is_valid(b) VAL [a={-2:0}, a={-2:0}, b={-3:0}, b={-3:0}, rval=1, s_can_fail_allocator_static={4:0}, s_tolower_table={5:0}] [L10799] CALL __VERIFIER_assert((aws_c_string_is_valid(a) && aws_c_string_is_valid(b))) VAL [\old(cond)=1, s_can_fail_allocator_static={4:0}, s_tolower_table={5:0}] [L223] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, s_can_fail_allocator_static={4:0}, s_tolower_table={5:0}] [L10799] RET __VERIFIER_assert((aws_c_string_is_valid(a) && aws_c_string_is_valid(b))) VAL [a={-2:0}, a={-2:0}, b={-3:0}, b={-3:0}, rval=1, s_can_fail_allocator_static={4:0}, s_tolower_table={5:0}] [L10799] return rval; VAL [\result=1, a={-2:0}, a={-2:0}, b={-3:0}, b={-3:0}, rval=1, s_can_fail_allocator_static={4:0}, s_tolower_table={5:0}] [L11322] RET, EXPR aws_hash_callback_c_str_eq(str1, str2) [L11321-L11322] _Bool rval = aws_hash_callback_c_str_eq(str1, str2); [L11323] COND TRUE \read(rval) [L11324] size_t len = strlen(str1); [L11325] CALL assert_bytes_match(str1, str2, len) [L7113] CALL __VERIFIER_assert(!a == !b) VAL [\old(cond)=1, s_can_fail_allocator_static={4:0}, s_tolower_table={5:0}] [L223] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, s_can_fail_allocator_static={4:0}, s_tolower_table={5:0}] [L7113] RET __VERIFIER_assert(!a == !b) VAL [\old(len)=36028797018963966, a={-2:0}, a={-2:0}, b={-3:0}, b={-3:0}, len=36028797018963966, s_can_fail_allocator_static={4:0}, s_tolower_table={5:0}] [L7114-L7117] COND TRUE len > 0 && a != ((void *)0) && b != ((void *)0) VAL [\old(len)=36028797018963966, a={-2:0}, a={-2:0}, b={-3:0}, b={-3:0}, len=36028797018963966, s_can_fail_allocator_static={4:0}, s_tolower_table={5:0}] [L7119] CALL, EXPR nondet_uint64_t() VAL [s_can_fail_allocator_static={4:0}, s_tolower_table={5:0}] [L266] return __VERIFIER_nondet_ulong(); [L7119] RET, EXPR nondet_uint64_t() VAL [\old(len)=36028797018963966, a={-2:0}, a={-2:0}, b={-3:0}, b={-3:0}, len=36028797018963966, s_can_fail_allocator_static={4:0}, s_tolower_table={5:0}] [L7119] size_t i = nondet_uint64_t(); [L7120-L7122] CALL assume_abort_if_not(i < len && len < ( (18446744073709551615UL) >> (8 + 1))) VAL [\old(cond)=1, s_can_fail_allocator_static={4:0}, s_tolower_table={5:0}] [L211] COND FALSE !(!cond) [L7120-L7122] RET assume_abort_if_not(i < len && len < ( (18446744073709551615UL) >> (8 + 1))) VAL [\old(len)=36028797018963966, a={-2:0}, a={-2:0}, b={-3:0}, b={-3:0}, i=36028797018963965, len=36028797018963966, s_can_fail_allocator_static={4:0}, s_tolower_table={5:0}] [L7123] EXPR a[i] [L7123] EXPR b[i] VAL [\old(len)=36028797018963966, a={-2:0}, a={-2:0}, b={-3:0}, b={-3:0}, i=36028797018963965, len=36028797018963966, s_can_fail_allocator_static={4:0}, s_tolower_table={5:0}] [L7123] CALL __VERIFIER_assert(a[i] == b[i]) VAL [\old(cond)=0, s_can_fail_allocator_static={4:0}, s_tolower_table={5:0}] [L223] COND TRUE !cond VAL [\old(cond)=0, cond=0, s_can_fail_allocator_static={4:0}, s_tolower_table={5:0}] [L223] reach_error() VAL [\old(cond)=0, cond=0, s_can_fail_allocator_static={4:0}, s_tolower_table={5:0}] - StatisticsResult: Ultimate Automizer benchmark data CFG has 8 procedures, 61 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 12.6s, OverallIterations: 8, TraceHistogramMax: 9, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 2.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 173 SdHoareTripleChecker+Valid, 1.3s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 136 mSDsluCounter, 3888 SdHoareTripleChecker+Invalid, 1.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 3484 mSDsCounter, 54 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 1409 IncrementalHoareTripleChecker+Invalid, 1463 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 54 mSolverCounterUnsat, 404 mSDtfsCounter, 1409 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 116 GetRequests, 19 SyntacticMatches, 0 SemanticMatches, 97 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 82 ImplicationChecksByTransitivity, 1.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=86occurred in iteration=5, InterpolantAutomatonStates: 87, 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, 33 StatesRemovedByMinimization, 3 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 1.4s SatisfiabilityAnalysisTime, 7.7s InterpolantComputationTime, 567 NumberOfCodeBlocks, 567 NumberOfCodeBlocksAsserted, 8 NumberOfCheckSat, 459 ConstructedInterpolants, 0 QuantifiedInterpolants, 1341 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 7 InterpolantComputations, 7 PerfectInterpolantSequences, 334/334 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 RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-11-19 05:02:20,131 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfe999f2-8538-4426-882f-fc39240f3ea4/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### 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_bfe999f2-8538-4426-882f-fc39240f3ea4/bin/utaipan-verify-t7M7D8N6sZ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfe999f2-8538-4426-882f-fc39240f3ea4/bin/utaipan-verify-t7M7D8N6sZ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfe999f2-8538-4426-882f-fc39240f3ea4/bin/utaipan-verify-t7M7D8N6sZ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfe999f2-8538-4426-882f-fc39240f3ea4/bin/utaipan-verify-t7M7D8N6sZ/config/TaipanReach.xml -i ../../sv-benchmarks/c/aws-c-common/aws_hash_callback_c_str_eq_harness.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfe999f2-8538-4426-882f-fc39240f3ea4/bin/utaipan-verify-t7M7D8N6sZ/config/svcomp-Reach-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfe999f2-8538-4426-882f-fc39240f3ea4/bin/utaipan-verify-t7M7D8N6sZ --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash e2319232de809c5fc7a2ae9b5bcaacd5710dfa5ecc8cc9afebba783e154bd6e0 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 05:02:23,083 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 05:02:23,252 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfe999f2-8538-4426-882f-fc39240f3ea4/bin/utaipan-verify-t7M7D8N6sZ/config/svcomp-Reach-64bit-Taipan_Bitvector.epf [2023-11-19 05:02:23,263 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 05:02:23,264 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-19 05:02:23,323 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 05:02:23,324 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-19 05:02:23,324 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-19 05:02:23,326 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 05:02:23,332 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-19 05:02:23,333 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-19 05:02:23,333 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-19 05:02:23,334 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-19 05:02:23,336 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-19 05:02:23,336 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-19 05:02:23,337 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-19 05:02:23,338 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 05:02:23,339 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 05:02:23,339 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 05:02:23,340 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 05:02:23,340 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 05:02:23,341 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 05:02:23,341 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-19 05:02:23,342 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-19 05:02:23,342 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-19 05:02:23,343 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 05:02:23,343 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 05:02:23,344 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 05:02:23,344 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-19 05:02:23,345 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-19 05:02:23,346 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 05:02:23,347 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 05:02:23,347 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 05:02:23,348 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 05:02:23,348 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-19 05:02:23,348 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 05:02:23,349 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 05:02:23,349 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-19 05:02:23,349 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 05:02:23,350 INFO L153 SettingsManager]: * Logic for external solver=AUFBV WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfe999f2-8538-4426-882f-fc39240f3ea4/bin/utaipan-verify-t7M7D8N6sZ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfe999f2-8538-4426-882f-fc39240f3ea4/bin/utaipan-verify-t7M7D8N6sZ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e2319232de809c5fc7a2ae9b5bcaacd5710dfa5ecc8cc9afebba783e154bd6e0 [2023-11-19 05:02:23,906 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 05:02:23,952 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 05:02:23,956 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 05:02:23,958 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 05:02:23,959 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 05:02:23,961 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfe999f2-8538-4426-882f-fc39240f3ea4/bin/utaipan-verify-t7M7D8N6sZ/../../sv-benchmarks/c/aws-c-common/aws_hash_callback_c_str_eq_harness.i [2023-11-19 05:02:27,608 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 05:02:28,478 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 05:02:28,479 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfe999f2-8538-4426-882f-fc39240f3ea4/sv-benchmarks/c/aws-c-common/aws_hash_callback_c_str_eq_harness.i [2023-11-19 05:02:28,533 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfe999f2-8538-4426-882f-fc39240f3ea4/bin/utaipan-verify-t7M7D8N6sZ/data/306a49e05/ed3b9e7af12940bb81f91d08f2aff6d8/FLAGbbf9de3f3 [2023-11-19 05:02:28,559 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfe999f2-8538-4426-882f-fc39240f3ea4/bin/utaipan-verify-t7M7D8N6sZ/data/306a49e05/ed3b9e7af12940bb81f91d08f2aff6d8 [2023-11-19 05:02:28,567 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 05:02:28,569 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 05:02:28,572 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 05:02:28,573 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 05:02:28,579 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 05:02:28,580 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 05:02:28" (1/1) ... [2023-11-19 05:02:28,582 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@674ae31 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:02:28, skipping insertion in model container [2023-11-19 05:02:28,582 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 05:02:28" (1/1) ... [2023-11-19 05:02:28,755 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 05:02:29,147 WARN L240 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_bfe999f2-8538-4426-882f-fc39240f3ea4/sv-benchmarks/c/aws-c-common/aws_hash_callback_c_str_eq_harness.i[4500,4513] [2023-11-19 05:02:29,159 WARN L240 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_bfe999f2-8538-4426-882f-fc39240f3ea4/sv-benchmarks/c/aws-c-common/aws_hash_callback_c_str_eq_harness.i[4560,4573] [2023-11-19 05:02:30,557 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 05:02:30,562 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 05:02:30,562 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 05:02:30,567 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 05:02:30,571 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 05:02:30,601 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 05:02:30,602 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 05:02:30,610 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 05:02:30,612 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 05:02:31,240 WARN L635 FunctionHandler]: implicit declaration of function __atomic_load_n [2023-11-19 05:02:31,242 WARN L635 FunctionHandler]: implicit declaration of function __atomic_store_n [2023-11-19 05:02:31,243 WARN L635 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2023-11-19 05:02:31,244 WARN L635 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2023-11-19 05:02:31,246 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2023-11-19 05:02:31,247 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2023-11-19 05:02:31,248 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2023-11-19 05:02:31,248 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2023-11-19 05:02:31,252 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2023-11-19 05:02:31,253 WARN L635 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2023-11-19 05:02:31,717 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 05:02:31,717 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 05:02:32,118 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 05:02:32,119 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 05:02:32,140 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 05:02:32,141 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 05:02:32,150 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 05:02:32,151 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 05:02:32,167 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 05:02:32,168 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 05:02:32,169 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 05:02:32,169 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 05:02:32,169 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 05:02:32,171 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 05:02:32,171 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 05:02:32,254 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 05:02:32,324 INFO L199 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2023-11-19 05:02:32,424 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 05:02:32,429 WARN L240 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_bfe999f2-8538-4426-882f-fc39240f3ea4/sv-benchmarks/c/aws-c-common/aws_hash_callback_c_str_eq_harness.i[4500,4513] [2023-11-19 05:02:32,429 WARN L240 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_bfe999f2-8538-4426-882f-fc39240f3ea4/sv-benchmarks/c/aws-c-common/aws_hash_callback_c_str_eq_harness.i[4560,4573] [2023-11-19 05:02:32,462 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 05:02:32,462 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 05:02:32,463 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 05:02:32,463 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 05:02:32,464 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 05:02:32,469 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 05:02:32,470 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 05:02:32,471 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 05:02:32,471 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 05:02:32,502 WARN L635 FunctionHandler]: implicit declaration of function __atomic_load_n [2023-11-19 05:02:32,503 WARN L635 FunctionHandler]: implicit declaration of function __atomic_store_n [2023-11-19 05:02:32,503 WARN L635 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2023-11-19 05:02:32,504 WARN L635 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2023-11-19 05:02:32,505 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2023-11-19 05:02:32,505 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2023-11-19 05:02:32,506 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2023-11-19 05:02:32,506 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2023-11-19 05:02:32,507 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2023-11-19 05:02:32,507 WARN L635 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2023-11-19 05:02:32,615 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 05:02:32,618 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 05:02:32,705 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 05:02:32,705 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 05:02:32,719 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 05:02:32,721 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 05:02:32,724 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 05:02:32,724 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 05:02:32,732 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 05:02:32,733 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 05:02:32,734 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 05:02:32,734 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 05:02:32,735 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 05:02:32,735 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 05:02:32,736 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 05:02:32,800 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 05:02:32,840 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 05:02:32,866 WARN L240 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_bfe999f2-8538-4426-882f-fc39240f3ea4/sv-benchmarks/c/aws-c-common/aws_hash_callback_c_str_eq_harness.i[4500,4513] [2023-11-19 05:02:32,867 WARN L240 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_bfe999f2-8538-4426-882f-fc39240f3ea4/sv-benchmarks/c/aws-c-common/aws_hash_callback_c_str_eq_harness.i[4560,4573] [2023-11-19 05:02:32,921 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 05:02:32,922 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 05:02:32,922 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 05:02:32,922 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 05:02:32,923 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 05:02:32,934 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 05:02:32,935 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 05:02:32,936 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 05:02:32,936 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 05:02:32,965 WARN L635 FunctionHandler]: implicit declaration of function __atomic_load_n [2023-11-19 05:02:32,965 WARN L635 FunctionHandler]: implicit declaration of function __atomic_store_n [2023-11-19 05:02:32,966 WARN L635 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2023-11-19 05:02:32,967 WARN L635 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2023-11-19 05:02:32,967 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2023-11-19 05:02:32,968 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2023-11-19 05:02:32,968 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2023-11-19 05:02:32,969 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2023-11-19 05:02:32,969 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2023-11-19 05:02:32,970 WARN L635 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2023-11-19 05:02:33,066 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : "+r"(index)); [8255] [2023-11-19 05:02:33,067 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 05:02:33,068 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 05:02:33,130 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 05:02:33,131 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 05:02:33,138 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 05:02:33,139 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 05:02:33,142 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 05:02:33,143 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 05:02:33,147 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator has thrown an exception: java.lang.ArithmeticException: BigInteger out of long range at java.base/java.math.BigInteger.longValueExact(BigInteger.java:4773) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.InitializationHandler.countNumberOfPrimitiveElementInType(InitializationHandler.java:1056) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.InitializationHandler.lambda$3(InitializationHandler.java:1046) at java.base/java.util.stream.ReferencePipeline$5$1.accept(ReferencePipeline.java:229) at java.base/java.util.Spliterators$ArraySpliterator.forEachRemaining(Spliterators.java:948) at java.base/java.util.stream.AbstractPipeline.copyInto(AbstractPipeline.java:484) at java.base/java.util.stream.AbstractPipeline.wrapAndCopyInto(AbstractPipeline.java:474) at java.base/java.util.stream.ReduceOps$ReduceOp.evaluateSequential(ReduceOps.java:913) at java.base/java.util.stream.AbstractPipeline.evaluate(AbstractPipeline.java:234) at java.base/java.util.stream.LongPipeline.reduce(LongPipeline.java:474) at java.base/java.util.stream.LongPipeline.sum(LongPipeline.java:432) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.InitializationHandler.countNumberOfPrimitiveElementInType(InitializationHandler.java:1046) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.InitializationHandler.useConstArrayInitialization(InitializationHandler.java:1022) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.InitializationHandler.initialize(InitializationHandler.java:262) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.InitializationHandler.initialize(InitializationHandler.java:208) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.handleIASTDeclarator(CHandler.java:3014) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2206) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainDispatcher.dispatch(MainDispatcher.java:267) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1156) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainDispatcher.dispatch(MainDispatcher.java:306) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.handleCompoundStatement(CHandler.java:1088) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1073) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainDispatcher.dispatch(MainDispatcher.java:320) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.FunctionHandler.handleFunctionDefinition(FunctionHandler.java:383) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1510) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainDispatcher.dispatch(MainDispatcher.java:275) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.processTUchild(CHandler.java:3408) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2429) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:611) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainDispatcher.dispatch(MainDispatcher.java:258) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.performMainRun(MainTranslator.java:242) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.translate(MainTranslator.java:204) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.run(MainTranslator.java:117) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.(MainTranslator.java:95) at de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver.finish(CACSL2BoogieTranslatorObserver.java:147) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-11-19 05:02:33,156 INFO L158 Benchmark]: Toolchain (without parser) took 4585.88ms. Allocated memory was 102.8MB in the beginning and 123.7MB in the end (delta: 21.0MB). Free memory was 67.4MB in the beginning and 35.4MB in the end (delta: 31.9MB). Peak memory consumption was 67.9MB. Max. memory is 16.1GB. [2023-11-19 05:02:33,156 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 73.4MB. Free memory is still 49.1MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 05:02:33,158 INFO L158 Benchmark]: CACSL2BoogieTranslator took 4580.84ms. Allocated memory was 102.8MB in the beginning and 123.7MB in the end (delta: 21.0MB). Free memory was 67.2MB in the beginning and 35.4MB in the end (delta: 31.8MB). Peak memory consumption was 67.9MB. Max. memory is 16.1GB. [2023-11-19 05:02:33,161 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29ms. Allocated memory is still 73.4MB. Free memory is still 49.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 4580.84ms. Allocated memory was 102.8MB in the beginning and 123.7MB in the end (delta: 21.0MB). Free memory was 67.2MB in the beginning and 35.4MB in the end (delta: 31.8MB). Peak memory consumption was 67.9MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResultAtLocation [Line: 8255]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ __volatile__("" : "+r"(index)); [8255] - ExceptionOrErrorResult: ArithmeticException: BigInteger out of long range de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: ArithmeticException: BigInteger out of long range: java.base/java.math.BigInteger.longValueExact(BigInteger.java:4773) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: ArithmeticException: BigInteger out of long range