./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/aws-c-common/aws_ring_buffer_acquire_harness.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d36b99b-5a3f-471b-9378-8c136653552d/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d36b99b-5a3f-471b-9378-8c136653552d/bin/ukojak-verify-Qdu7aM0XO9/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d36b99b-5a3f-471b-9378-8c136653552d/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d36b99b-5a3f-471b-9378-8c136653552d/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/aws-c-common/aws_ring_buffer_acquire_harness.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d36b99b-5a3f-471b-9378-8c136653552d/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d36b99b-5a3f-471b-9378-8c136653552d/bin/ukojak-verify-Qdu7aM0XO9 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 29d7fb95278c2cc136033d841944b6b6554a35073619295af30129693cec9c54 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 02:15:43,932 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 02:15:43,997 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d36b99b-5a3f-471b-9378-8c136653552d/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Overflow-64bit-Kojak_Default.epf [2023-12-03 02:15:44,002 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-03 02:15:44,002 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-03 02:15:44,025 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 02:15:44,026 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-03 02:15:44,026 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-03 02:15:44,027 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 02:15:44,028 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 02:15:44,028 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 02:15:44,029 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-03 02:15:44,029 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-03 02:15:44,030 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 02:15:44,030 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-03 02:15:44,031 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 02:15:44,031 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-03 02:15:44,032 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-12-03 02:15:44,032 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-12-03 02:15:44,033 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-03 02:15:44,033 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 02:15:44,034 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 02:15:44,034 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 02:15:44,035 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 02:15:44,035 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 02:15:44,036 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 02:15:44,036 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 02:15:44,037 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 02:15:44,037 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-03 02:15:44,038 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-03 02:15:44,038 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-03 02:15:44,038 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-03 02:15:44,039 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d36b99b-5a3f-471b-9378-8c136653552d/bin/ukojak-verify-Qdu7aM0XO9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d36b99b-5a3f-471b-9378-8c136653552d/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 29d7fb95278c2cc136033d841944b6b6554a35073619295af30129693cec9c54 [2023-12-03 02:15:44,240 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 02:15:44,261 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 02:15:44,263 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 02:15:44,264 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 02:15:44,264 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 02:15:44,266 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d36b99b-5a3f-471b-9378-8c136653552d/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/aws-c-common/aws_ring_buffer_acquire_harness.i [2023-12-03 02:15:47,047 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 02:15:47,476 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 02:15:47,476 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d36b99b-5a3f-471b-9378-8c136653552d/sv-benchmarks/c/aws-c-common/aws_ring_buffer_acquire_harness.i [2023-12-03 02:15:47,513 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d36b99b-5a3f-471b-9378-8c136653552d/bin/ukojak-verify-Qdu7aM0XO9/data/13fce2526/2feeb1c7de32447397983f86dfcfb3f4/FLAG4cafbf25a [2023-12-03 02:15:47,527 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d36b99b-5a3f-471b-9378-8c136653552d/bin/ukojak-verify-Qdu7aM0XO9/data/13fce2526/2feeb1c7de32447397983f86dfcfb3f4 [2023-12-03 02:15:47,530 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 02:15:47,531 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 02:15:47,533 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 02:15:47,533 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 02:15:47,537 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 02:15:47,538 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 02:15:47" (1/1) ... [2023-12-03 02:15:47,539 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@69ed7bd4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:15:47, skipping insertion in model container [2023-12-03 02:15:47,539 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 02:15:47" (1/1) ... [2023-12-03 02:15:47,676 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 02:15:48,916 WARN L1590 CHandler]: Possible shadowing of function index [2023-12-03 02:15:48,917 WARN L1590 CHandler]: Possible shadowing of function index [2023-12-03 02:15:48,917 WARN L1590 CHandler]: Possible shadowing of function index [2023-12-03 02:15:48,918 WARN L1590 CHandler]: Possible shadowing of function index [2023-12-03 02:15:48,920 WARN L1590 CHandler]: Possible shadowing of function index [2023-12-03 02:15:48,933 WARN L1590 CHandler]: Possible shadowing of function index [2023-12-03 02:15:48,934 WARN L1590 CHandler]: Possible shadowing of function index [2023-12-03 02:15:48,935 WARN L1590 CHandler]: Possible shadowing of function index [2023-12-03 02:15:48,936 WARN L1590 CHandler]: Possible shadowing of function index [2023-12-03 02:15:49,316 WARN L638 FunctionHandler]: implicit declaration of function __atomic_load_n [2023-12-03 02:15:49,317 WARN L638 FunctionHandler]: implicit declaration of function __atomic_store_n [2023-12-03 02:15:49,319 WARN L638 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2023-12-03 02:15:49,320 WARN L638 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2023-12-03 02:15:49,321 WARN L638 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2023-12-03 02:15:49,322 WARN L638 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2023-12-03 02:15:49,322 WARN L638 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2023-12-03 02:15:49,323 WARN L638 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2023-12-03 02:15:49,324 WARN L638 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2023-12-03 02:15:49,324 WARN L638 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2023-12-03 02:15:49,552 WARN L1590 CHandler]: Possible shadowing of function index [2023-12-03 02:15:49,553 WARN L1590 CHandler]: Possible shadowing of function index [2023-12-03 02:15:49,647 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 02:15:49,697 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 02:15:49,747 WARN L1590 CHandler]: Possible shadowing of function index [2023-12-03 02:15:49,747 WARN L1590 CHandler]: Possible shadowing of function index [2023-12-03 02:15:49,748 WARN L1590 CHandler]: Possible shadowing of function index [2023-12-03 02:15:49,748 WARN L1590 CHandler]: Possible shadowing of function index [2023-12-03 02:15:49,749 WARN L1590 CHandler]: Possible shadowing of function index [2023-12-03 02:15:49,755 WARN L1590 CHandler]: Possible shadowing of function index [2023-12-03 02:15:49,755 WARN L1590 CHandler]: Possible shadowing of function index [2023-12-03 02:15:49,776 WARN L1590 CHandler]: Possible shadowing of function index [2023-12-03 02:15:49,776 WARN L1590 CHandler]: Possible shadowing of function index [2023-12-03 02:15:49,802 WARN L638 FunctionHandler]: implicit declaration of function __atomic_load_n [2023-12-03 02:15:49,803 WARN L638 FunctionHandler]: implicit declaration of function __atomic_store_n [2023-12-03 02:15:49,803 WARN L638 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2023-12-03 02:15:49,804 WARN L638 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2023-12-03 02:15:49,804 WARN L638 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2023-12-03 02:15:49,805 WARN L638 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2023-12-03 02:15:49,805 WARN L638 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2023-12-03 02:15:49,806 WARN L638 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2023-12-03 02:15:49,806 WARN L638 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2023-12-03 02:15:49,807 WARN L638 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2023-12-03 02:15:49,863 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : "+r"(index)); [8269] [2023-12-03 02:15:49,864 WARN L1590 CHandler]: Possible shadowing of function index [2023-12-03 02:15:49,865 WARN L1590 CHandler]: Possible shadowing of function index [2023-12-03 02:15:49,886 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : : "r"(pBuf) : "memory"); [8989-9000] [2023-12-03 02:15:49,902 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 02:15:50,125 WARN L675 CHandler]: The function __atomic_fetch_or is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 02:15:50,126 WARN L675 CHandler]: The function __atomic_fetch_sub is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 02:15:50,126 WARN L675 CHandler]: The function __atomic_exchange_n is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 02:15:50,126 WARN L675 CHandler]: The function __atomic_fetch_xor is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 02:15:50,126 WARN L675 CHandler]: The function htons is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 02:15:50,126 WARN L675 CHandler]: The function ntohl is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 02:15:50,126 WARN L675 CHandler]: The function __atomic_compare_exchange_n is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 02:15:50,126 WARN L675 CHandler]: The function __atomic_fetch_add is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 02:15:50,127 WARN L675 CHandler]: The function fprintf is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 02:15:50,127 WARN L675 CHandler]: The function htonl is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 02:15:50,127 WARN L675 CHandler]: The function __atomic_store_n is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 02:15:50,127 WARN L675 CHandler]: The function ntohs is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 02:15:50,127 WARN L675 CHandler]: The function predicate is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 02:15:50,127 WARN L675 CHandler]: The function __atomic_load_n is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 02:15:50,127 WARN L675 CHandler]: The function memcmp is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 02:15:50,128 WARN L675 CHandler]: The function __atomic_thread_fence is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 02:15:50,128 WARN L675 CHandler]: The function __atomic_fetch_and is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 02:15:50,128 WARN L675 CHandler]: The function memchr is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 02:15:50,136 INFO L206 MainTranslator]: Completed translation [2023-12-03 02:15:50,136 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:15:50 WrapperNode [2023-12-03 02:15:50,136 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 02:15:50,137 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 02:15:50,137 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 02:15:50,138 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 02:15:50,145 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:15:50" (1/1) ... [2023-12-03 02:15:50,243 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:15:50" (1/1) ... [2023-12-03 02:15:50,323 INFO L138 Inliner]: procedures = 694, calls = 2941, calls flagged for inlining = 62, calls inlined = 12, statements flattened = 1181 [2023-12-03 02:15:50,323 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 02:15:50,324 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 02:15:50,324 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 02:15:50,324 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 02:15:50,334 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:15:50" (1/1) ... [2023-12-03 02:15:50,334 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:15:50" (1/1) ... [2023-12-03 02:15:50,345 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:15:50" (1/1) ... [2023-12-03 02:15:50,345 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:15:50" (1/1) ... [2023-12-03 02:15:50,391 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:15:50" (1/1) ... [2023-12-03 02:15:50,397 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:15:50" (1/1) ... [2023-12-03 02:15:50,408 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:15:50" (1/1) ... [2023-12-03 02:15:50,415 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:15:50" (1/1) ... [2023-12-03 02:15:50,429 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 02:15:50,430 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 02:15:50,430 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 02:15:50,430 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 02:15:50,430 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:15:50" (1/1) ... [2023-12-03 02:15:50,436 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 02:15:50,446 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d36b99b-5a3f-471b-9378-8c136653552d/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 02:15:50,458 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d36b99b-5a3f-471b-9378-8c136653552d/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 02:15:50,463 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d36b99b-5a3f-471b-9378-8c136653552d/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 02:15:50,489 INFO L130 BoogieDeclarations]: Found specification of procedure aws_byte_buf_is_valid [2023-12-03 02:15:50,489 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_byte_buf_is_valid [2023-12-03 02:15:50,489 INFO L130 BoogieDeclarations]: Found specification of procedure __atomic_store_n [2023-12-03 02:15:50,489 INFO L130 BoogieDeclarations]: Found specification of procedure __atomic_load_n [2023-12-03 02:15:50,489 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-03 02:15:50,490 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_bool [2023-12-03 02:15:50,490 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_bool [2023-12-03 02:15:50,490 INFO L130 BoogieDeclarations]: Found specification of procedure aws_atomic_load_ptr [2023-12-03 02:15:50,490 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_atomic_load_ptr [2023-12-03 02:15:50,490 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-12-03 02:15:50,490 INFO L130 BoogieDeclarations]: Found specification of procedure aws_raise_error [2023-12-03 02:15:50,490 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_raise_error [2023-12-03 02:15:50,490 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-12-03 02:15:50,490 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-12-03 02:15:50,491 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-12-03 02:15:50,491 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 02:15:50,491 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-12-03 02:15:50,491 INFO L130 BoogieDeclarations]: Found specification of procedure aws_atomic_priv_xlate_order [2023-12-03 02:15:50,491 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_atomic_priv_xlate_order [2023-12-03 02:15:50,491 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 02:15:50,491 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 02:15:50,491 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2023-12-03 02:15:50,491 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2023-12-03 02:15:50,492 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_malloc [2023-12-03 02:15:50,492 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_malloc [2023-12-03 02:15:50,492 INFO L130 BoogieDeclarations]: Found specification of procedure aws_atomic_store_ptr [2023-12-03 02:15:50,492 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_atomic_store_ptr [2023-12-03 02:15:50,492 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-12-03 02:15:50,492 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-12-03 02:15:50,492 INFO L130 BoogieDeclarations]: Found specification of procedure aws_byte_buf_from_empty_array [2023-12-03 02:15:50,492 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_byte_buf_from_empty_array [2023-12-03 02:15:50,492 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-03 02:15:50,493 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-12-03 02:15:50,493 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-12-03 02:15:50,493 INFO L130 BoogieDeclarations]: Found specification of procedure aws_ring_buffer_check_atomic_ptr [2023-12-03 02:15:50,493 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_ring_buffer_check_atomic_ptr [2023-12-03 02:15:50,493 INFO L130 BoogieDeclarations]: Found specification of procedure is_front_valid_state [2023-12-03 02:15:50,493 INFO L138 BoogieDeclarations]: Found implementation of procedure is_front_valid_state [2023-12-03 02:15:50,493 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_allocator [2023-12-03 02:15:50,493 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_allocator [2023-12-03 02:15:50,493 INFO L130 BoogieDeclarations]: Found specification of procedure is_ends_valid_state [2023-12-03 02:15:50,494 INFO L138 BoogieDeclarations]: Found implementation of procedure is_ends_valid_state [2023-12-03 02:15:50,494 INFO L130 BoogieDeclarations]: Found specification of procedure s_buf_belongs_to_pool [2023-12-03 02:15:50,494 INFO L138 BoogieDeclarations]: Found implementation of procedure s_buf_belongs_to_pool [2023-12-03 02:15:50,494 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_uint64_t [2023-12-03 02:15:50,494 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_uint64_t [2023-12-03 02:15:50,494 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-12-03 02:15:50,494 INFO L130 BoogieDeclarations]: Found specification of procedure aws_atomic_store_ptr_explicit [2023-12-03 02:15:50,494 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_atomic_store_ptr_explicit [2023-12-03 02:15:50,494 INFO L130 BoogieDeclarations]: Found specification of procedure aws_ring_buffer_is_valid [2023-12-03 02:15:50,495 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_ring_buffer_is_valid [2023-12-03 02:15:50,495 INFO L130 BoogieDeclarations]: Found specification of procedure is_middle_valid_state [2023-12-03 02:15:50,495 INFO L138 BoogieDeclarations]: Found implementation of procedure is_middle_valid_state [2023-12-03 02:15:50,495 INFO L130 BoogieDeclarations]: Found specification of procedure aws_atomic_load_ptr_explicit [2023-12-03 02:15:50,495 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_atomic_load_ptr_explicit [2023-12-03 02:15:50,495 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-03 02:15:50,808 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 02:15:50,811 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 02:15:52,240 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 02:15:52,568 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-03 02:15:52,568 INFO L309 CfgBuilder]: Removed 2 assume(true) statements. [2023-12-03 02:15:52,570 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 02:15:52 BoogieIcfgContainer [2023-12-03 02:15:52,570 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-03 02:15:52,571 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-03 02:15:52,571 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-03 02:15:52,581 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-03 02:15:52,581 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 02:15:52" (1/1) ... [2023-12-03 02:15:52,590 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-03 02:15:52,644 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:15:52,662 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 484 states to 335 states and 484 transitions. [2023-12-03 02:15:52,663 INFO L276 IsEmpty]: Start isEmpty. Operand 335 states and 484 transitions. [2023-12-03 02:15:52,675 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 213 [2023-12-03 02:15:52,675 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:15:52,676 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:15:53,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:15:54,070 INFO L134 CoverageAnalysis]: Checked inductivity of 312 backedges. 0 proven. 26 refuted. 0 times theorem prover too weak. 286 trivial. 0 not checked. [2023-12-03 02:15:54,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:15:54,543 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 493 states to 339 states and 490 transitions. [2023-12-03 02:15:54,543 INFO L276 IsEmpty]: Start isEmpty. Operand 339 states and 490 transitions. [2023-12-03 02:15:54,547 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 216 [2023-12-03 02:15:54,547 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:15:54,548 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:15:54,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:15:55,582 INFO L134 CoverageAnalysis]: Checked inductivity of 313 backedges. 0 proven. 27 refuted. 0 times theorem prover too weak. 286 trivial. 0 not checked. [2023-12-03 02:15:55,891 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:15:55,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 504 states to 343 states and 497 transitions. [2023-12-03 02:15:55,896 INFO L276 IsEmpty]: Start isEmpty. Operand 343 states and 497 transitions. [2023-12-03 02:15:55,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 218 [2023-12-03 02:15:55,901 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:15:55,901 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:15:56,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:15:56,640 INFO L134 CoverageAnalysis]: Checked inductivity of 314 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 286 trivial. 0 not checked. [2023-12-03 02:15:57,003 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:15:57,005 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 515 states to 347 states and 502 transitions. [2023-12-03 02:15:57,006 INFO L276 IsEmpty]: Start isEmpty. Operand 347 states and 502 transitions. [2023-12-03 02:15:57,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 220 [2023-12-03 02:15:57,010 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:15:57,011 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:15:57,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:15:57,753 INFO L134 CoverageAnalysis]: Checked inductivity of 315 backedges. 0 proven. 29 refuted. 0 times theorem prover too weak. 286 trivial. 0 not checked. [2023-12-03 02:15:58,216 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:15:58,219 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 526 states to 351 states and 505 transitions. [2023-12-03 02:15:58,219 INFO L276 IsEmpty]: Start isEmpty. Operand 351 states and 505 transitions. [2023-12-03 02:15:58,223 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 222 [2023-12-03 02:15:58,223 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:15:58,224 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:15:58,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:15:59,431 INFO L134 CoverageAnalysis]: Checked inductivity of 316 backedges. 3 proven. 72 refuted. 0 times theorem prover too weak. 241 trivial. 0 not checked. [2023-12-03 02:16:00,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:16:00,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 535 states to 353 states and 505 transitions. [2023-12-03 02:16:00,063 INFO L276 IsEmpty]: Start isEmpty. Operand 353 states and 505 transitions. [2023-12-03 02:16:00,066 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 227 [2023-12-03 02:16:00,067 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:16:00,067 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:16:00,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:16:01,141 INFO L134 CoverageAnalysis]: Checked inductivity of 336 backedges. 4 proven. 80 refuted. 0 times theorem prover too weak. 252 trivial. 0 not checked. [2023-12-03 02:16:01,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:16:01,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 539 states to 355 states and 505 transitions. [2023-12-03 02:16:01,727 INFO L276 IsEmpty]: Start isEmpty. Operand 355 states and 505 transitions. [2023-12-03 02:16:01,730 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 231 [2023-12-03 02:16:01,730 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:16:01,731 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:16:01,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:16:02,697 INFO L134 CoverageAnalysis]: Checked inductivity of 350 backedges. 5 proven. 86 refuted. 0 times theorem prover too weak. 259 trivial. 0 not checked. [2023-12-03 02:16:03,250 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:16:03,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 543 states to 357 states and 505 transitions. [2023-12-03 02:16:03,254 INFO L276 IsEmpty]: Start isEmpty. Operand 357 states and 505 transitions. [2023-12-03 02:16:03,257 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2023-12-03 02:16:03,257 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:16:03,257 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:16:03,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:16:04,243 INFO L134 CoverageAnalysis]: Checked inductivity of 364 backedges. 6 proven. 92 refuted. 0 times theorem prover too weak. 266 trivial. 0 not checked. [2023-12-03 02:16:04,563 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:16:04,565 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 547 states to 359 states and 505 transitions. [2023-12-03 02:16:04,566 INFO L276 IsEmpty]: Start isEmpty. Operand 359 states and 505 transitions. [2023-12-03 02:16:04,568 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 239 [2023-12-03 02:16:04,568 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:16:04,568 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:16:04,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:16:04,888 INFO L134 CoverageAnalysis]: Checked inductivity of 378 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 378 trivial. 0 not checked. [2023-12-03 02:16:04,969 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:16:04,971 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 546 states to 358 states and 504 transitions. [2023-12-03 02:16:04,971 INFO L276 IsEmpty]: Start isEmpty. Operand 358 states and 504 transitions. [2023-12-03 02:16:04,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 240 [2023-12-03 02:16:04,973 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:16:04,973 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:16:05,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:16:05,948 INFO L134 CoverageAnalysis]: Checked inductivity of 378 backedges. 8 proven. 1 refuted. 0 times theorem prover too weak. 369 trivial. 0 not checked. [2023-12-03 02:16:06,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:16:06,844 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 564 states to 357 states and 503 transitions. [2023-12-03 02:16:06,844 INFO L276 IsEmpty]: Start isEmpty. Operand 357 states and 503 transitions. [2023-12-03 02:16:06,847 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2023-12-03 02:16:06,847 WARN L420 CodeCheckObserver]: This Program is SAFE, Check terminated with 11 iterations. [2023-12-03 02:16:06,856 INFO L751 CodeCheckObserver]: All specifications hold 2 specifications checked. All of them hold [2023-12-03 02:16:07,139 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-12-03 02:16:07,143 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-12-03 02:16:07,143 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-12-03 02:16:07,143 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-12-03 02:16:07,143 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-12-03 02:16:07,143 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-12-03 02:16:07,143 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 03.12 02:16:07 ImpRootNode [2023-12-03 02:16:07,144 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-12-03 02:16:07,144 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-12-03 02:16:07,144 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-12-03 02:16:07,144 INFO L274 PluginConnector]: Witness Printer initialized [2023-12-03 02:16:07,145 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 02:15:52" (3/4) ... [2023-12-03 02:16:07,147 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-12-03 02:16:07,150 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure reach_error [2023-12-03 02:16:07,150 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure bounded_malloc [2023-12-03 02:16:07,150 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure aws_atomic_load_ptr [2023-12-03 02:16:07,150 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure aws_atomic_load_ptr_explicit [2023-12-03 02:16:07,150 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure aws_byte_buf_is_valid [2023-12-03 02:16:07,150 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure nondet_bool [2023-12-03 02:16:07,150 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure assume_abort_if_not [2023-12-03 02:16:07,150 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure aws_raise_error [2023-12-03 02:16:07,151 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure s_buf_belongs_to_pool [2023-12-03 02:16:07,151 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure aws_ring_buffer_is_valid [2023-12-03 02:16:07,151 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure aws_byte_buf_from_empty_array [2023-12-03 02:16:07,151 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure can_fail_allocator [2023-12-03 02:16:07,151 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure aws_ring_buffer_check_atomic_ptr [2023-12-03 02:16:07,151 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure aws_atomic_store_ptr [2023-12-03 02:16:07,151 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure nondet_uint64_t [2023-12-03 02:16:07,151 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure is_middle_valid_state [2023-12-03 02:16:07,151 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure is_front_valid_state [2023-12-03 02:16:07,151 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure __VERIFIER_assert [2023-12-03 02:16:07,151 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure aws_atomic_store_ptr_explicit [2023-12-03 02:16:07,151 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure is_ends_valid_state [2023-12-03 02:16:07,151 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure aws_atomic_priv_xlate_order [2023-12-03 02:16:07,175 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 198 nodes and edges [2023-12-03 02:16:07,178 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 79 nodes and edges [2023-12-03 02:16:07,181 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 29 nodes and edges [2023-12-03 02:16:07,184 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 14 nodes and edges [2023-12-03 02:16:07,187 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2023-12-03 02:16:07,199 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2023-12-03 02:16:07,201 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2023-12-03 02:16:07,204 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-12-03 02:16:07,860 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d36b99b-5a3f-471b-9378-8c136653552d/bin/ukojak-verify-Qdu7aM0XO9/witness.graphml [2023-12-03 02:16:07,861 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d36b99b-5a3f-471b-9378-8c136653552d/bin/ukojak-verify-Qdu7aM0XO9/witness.yml [2023-12-03 02:16:07,861 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-12-03 02:16:07,861 INFO L158 Benchmark]: Toolchain (without parser) took 20330.20ms. Allocated memory was 161.5MB in the beginning and 614.5MB in the end (delta: 453.0MB). Free memory was 116.2MB in the beginning and 394.2MB in the end (delta: -278.0MB). Peak memory consumption was 367.5MB. Max. memory is 16.1GB. [2023-12-03 02:16:07,862 INFO L158 Benchmark]: CDTParser took 0.23ms. Allocated memory is still 107.0MB. Free memory was 55.4MB in the beginning and 55.3MB in the end (delta: 134.2kB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 02:16:07,862 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2604.07ms. Allocated memory was 161.5MB in the beginning and 222.3MB in the end (delta: 60.8MB). Free memory was 115.8MB in the beginning and 127.2MB in the end (delta: -11.4MB). Peak memory consumption was 70.4MB. Max. memory is 16.1GB. [2023-12-03 02:16:07,863 INFO L158 Benchmark]: Boogie Procedure Inliner took 186.18ms. Allocated memory is still 222.3MB. Free memory was 127.2MB in the beginning and 113.6MB in the end (delta: 13.6MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-12-03 02:16:07,863 INFO L158 Benchmark]: Boogie Preprocessor took 104.70ms. Allocated memory is still 222.3MB. Free memory was 113.6MB in the beginning and 103.1MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-12-03 02:16:07,863 INFO L158 Benchmark]: RCFGBuilder took 2140.44ms. Allocated memory is still 222.3MB. Free memory was 103.1MB in the beginning and 85.0MB in the end (delta: 18.1MB). Peak memory consumption was 33.8MB. Max. memory is 16.1GB. [2023-12-03 02:16:07,864 INFO L158 Benchmark]: CodeCheck took 14572.87ms. Allocated memory was 222.3MB in the beginning and 511.7MB in the end (delta: 289.4MB). Free memory was 85.0MB in the beginning and 134.2MB in the end (delta: -49.2MB). Peak memory consumption was 242.3MB. Max. memory is 16.1GB. [2023-12-03 02:16:07,864 INFO L158 Benchmark]: Witness Printer took 716.73ms. Allocated memory was 511.7MB in the beginning and 614.5MB in the end (delta: 102.8MB). Free memory was 134.2MB in the beginning and 394.2MB in the end (delta: -260.0MB). Peak memory consumption was 31.5MB. Max. memory is 16.1GB. [2023-12-03 02:16:07,867 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 22 procedures, 335 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 14.2s, OverallIterations: 11, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 4888 SdHoareTripleChecker+Valid, 6.2s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 350 mSDsluCounter, 3396 SdHoareTripleChecker+Invalid, 5.5s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 436 mSDsCounter, 646 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 2228 IncrementalHoareTripleChecker+Invalid, 2874 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 646 mSolverCounterUnsat, 2960 mSDtfsCounter, 2228 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 13073 GetRequests, 12941 SyntacticMatches, 6 SemanticMatches, 126 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5441 ImplicationChecksByTransitivity, 4.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.2s SsaConstructionTime, 0.6s SatisfiabilityAnalysisTime, 7.8s InterpolantComputationTime, 2251 NumberOfCodeBlocks, 2251 NumberOfCodeBlocksAsserted, 10 NumberOfCheckSat, 2241 ConstructedInterpolants, 0 QuantifiedInterpolants, 2555 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 10 InterpolantComputations, 1 PerfectInterpolantSequences, 2935/3376 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - PositiveResult [Line: 8657]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 8657]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - AllSpecificationsHoldResult: All specifications hold 2 specifications checked. All of them hold - InvariantResult [Line: 8823]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 8630]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 9288]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 8627]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 9202]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6054]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23ms. Allocated memory is still 107.0MB. Free memory was 55.4MB in the beginning and 55.3MB in the end (delta: 134.2kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2604.07ms. Allocated memory was 161.5MB in the beginning and 222.3MB in the end (delta: 60.8MB). Free memory was 115.8MB in the beginning and 127.2MB in the end (delta: -11.4MB). Peak memory consumption was 70.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 186.18ms. Allocated memory is still 222.3MB. Free memory was 127.2MB in the beginning and 113.6MB in the end (delta: 13.6MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Preprocessor took 104.70ms. Allocated memory is still 222.3MB. Free memory was 113.6MB in the beginning and 103.1MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * RCFGBuilder took 2140.44ms. Allocated memory is still 222.3MB. Free memory was 103.1MB in the beginning and 85.0MB in the end (delta: 18.1MB). Peak memory consumption was 33.8MB. Max. memory is 16.1GB. * CodeCheck took 14572.87ms. Allocated memory was 222.3MB in the beginning and 511.7MB in the end (delta: 289.4MB). Free memory was 85.0MB in the beginning and 134.2MB in the end (delta: -49.2MB). Peak memory consumption was 242.3MB. Max. memory is 16.1GB. * Witness Printer took 716.73ms. Allocated memory was 511.7MB in the beginning and 614.5MB in the end (delta: 102.8MB). Free memory was 134.2MB in the beginning and 394.2MB in the end (delta: -260.0MB). Peak memory consumption was 31.5MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResultAtLocation [Line: 8269]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ __volatile__("" : "+r"(index)); [8269] - GenericResultAtLocation [Line: 8989]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ __volatile__("" : : "r"(pBuf) : "memory"); [8989-9000] RESULT: Ultimate proved your program to be correct! [2023-12-03 02:16:07,885 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d36b99b-5a3f-471b-9378-8c136653552d/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE