./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/aws-c-common/aws_ring_buffer_release_harness.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 30e01a73 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_820370fc-8565-46f8-b7ab-53cbda9900fc/bin/ukojak-verify-1t5iHCbJaC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_820370fc-8565-46f8-b7ab-53cbda9900fc/bin/ukojak-verify-1t5iHCbJaC/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_820370fc-8565-46f8-b7ab-53cbda9900fc/bin/ukojak-verify-1t5iHCbJaC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_820370fc-8565-46f8-b7ab-53cbda9900fc/bin/ukojak-verify-1t5iHCbJaC/config/KojakReach.xml -i ../../sv-benchmarks/c/aws-c-common/aws_ring_buffer_release_harness.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_820370fc-8565-46f8-b7ab-53cbda9900fc/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_820370fc-8565-46f8-b7ab-53cbda9900fc/bin/ukojak-verify-1t5iHCbJaC --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 Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 80528f4a8c519f417b5556e2d2458b4054f2fa1ae1a14cd2db000a7ac77b495e --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 20:02:26,642 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 20:02:26,774 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_820370fc-8565-46f8-b7ab-53cbda9900fc/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Reach-64bit-Kojak_Default.epf [2023-11-23 20:02:26,785 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 20:02:26,786 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-23 20:02:26,820 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 20:02:26,821 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 20:02:26,822 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-23 20:02:26,823 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-23 20:02:26,829 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-23 20:02:26,831 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 20:02:26,831 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 20:02:26,832 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 20:02:26,834 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 20:02:26,834 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 20:02:26,835 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 20:02:26,835 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 20:02:26,836 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 20:02:26,836 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 20:02:26,837 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-23 20:02:26,838 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-23 20:02:26,838 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-23 20:02:26,839 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 20:02:26,839 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:02:26,840 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 20:02:26,840 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 20:02:26,841 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 20:02:26,841 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-23 20:02:26,842 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-23 20:02:26,842 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 20:02:26,844 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_820370fc-8565-46f8-b7ab-53cbda9900fc/bin/ukojak-verify-1t5iHCbJaC/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_820370fc-8565-46f8-b7ab-53cbda9900fc/bin/ukojak-verify-1t5iHCbJaC Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 80528f4a8c519f417b5556e2d2458b4054f2fa1ae1a14cd2db000a7ac77b495e [2023-11-23 20:02:27,259 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 20:02:27,300 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 20:02:27,303 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 20:02:27,305 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 20:02:27,306 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 20:02:27,307 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_820370fc-8565-46f8-b7ab-53cbda9900fc/bin/ukojak-verify-1t5iHCbJaC/../../sv-benchmarks/c/aws-c-common/aws_ring_buffer_release_harness.i [2023-11-23 20:02:31,102 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 20:02:31,882 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 20:02:31,883 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_820370fc-8565-46f8-b7ab-53cbda9900fc/sv-benchmarks/c/aws-c-common/aws_ring_buffer_release_harness.i [2023-11-23 20:02:31,951 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_820370fc-8565-46f8-b7ab-53cbda9900fc/bin/ukojak-verify-1t5iHCbJaC/data/6c3f56269/a63fc27ea4a14391af1b329db051a9ea/FLAG06846ac45 [2023-11-23 20:02:31,972 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_820370fc-8565-46f8-b7ab-53cbda9900fc/bin/ukojak-verify-1t5iHCbJaC/data/6c3f56269/a63fc27ea4a14391af1b329db051a9ea [2023-11-23 20:02:31,978 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 20:02:31,980 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 20:02:31,987 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 20:02:31,987 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 20:02:31,993 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 20:02:31,994 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:02:31" (1/1) ... [2023-11-23 20:02:31,996 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4798de58 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:02:31, skipping insertion in model container [2023-11-23 20:02:31,996 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:02:31" (1/1) ... [2023-11-23 20:02:32,188 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 20:02:32,599 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_820370fc-8565-46f8-b7ab-53cbda9900fc/sv-benchmarks/c/aws-c-common/aws_ring_buffer_release_harness.i[4497,4510] [2023-11-23 20:02:32,612 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_820370fc-8565-46f8-b7ab-53cbda9900fc/sv-benchmarks/c/aws-c-common/aws_ring_buffer_release_harness.i[4557,4570] [2023-11-23 20:02:34,256 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:02:34,257 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:02:34,258 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:02:34,260 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:02:34,262 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:02:34,279 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:02:34,289 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:02:34,295 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:02:34,297 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:02:35,002 WARN L635 FunctionHandler]: implicit declaration of function __atomic_load_n [2023-11-23 20:02:35,005 WARN L635 FunctionHandler]: implicit declaration of function __atomic_store_n [2023-11-23 20:02:35,007 WARN L635 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2023-11-23 20:02:35,013 WARN L635 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2023-11-23 20:02:35,019 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2023-11-23 20:02:35,021 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2023-11-23 20:02:35,022 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2023-11-23 20:02:35,024 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2023-11-23 20:02:35,026 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2023-11-23 20:02:35,029 WARN L635 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2023-11-23 20:02:35,481 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:02:35,482 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:02:35,637 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:02:35,721 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 20:02:35,756 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_820370fc-8565-46f8-b7ab-53cbda9900fc/sv-benchmarks/c/aws-c-common/aws_ring_buffer_release_harness.i[4497,4510] [2023-11-23 20:02:35,759 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_820370fc-8565-46f8-b7ab-53cbda9900fc/sv-benchmarks/c/aws-c-common/aws_ring_buffer_release_harness.i[4557,4570] [2023-11-23 20:02:35,820 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:02:35,837 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:02:35,837 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:02:35,838 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:02:35,839 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:02:35,860 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:02:35,860 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:02:35,862 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:02:35,862 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:02:35,921 WARN L635 FunctionHandler]: implicit declaration of function __atomic_load_n [2023-11-23 20:02:35,922 WARN L635 FunctionHandler]: implicit declaration of function __atomic_store_n [2023-11-23 20:02:35,923 WARN L635 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2023-11-23 20:02:35,932 WARN L635 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2023-11-23 20:02:35,935 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2023-11-23 20:02:35,936 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2023-11-23 20:02:35,937 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2023-11-23 20:02:35,938 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2023-11-23 20:02:35,939 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2023-11-23 20:02:35,939 WARN L635 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2023-11-23 20:02:36,091 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : "+r"(index)); [8269] [2023-11-23 20:02:36,093 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:02:36,094 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:02:36,153 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : : "r"(pBuf) : "memory"); [8995-9006] [2023-11-23 20:02:36,178 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:02:36,525 WARN L675 CHandler]: The function __atomic_fetch_or is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:02:36,525 WARN L675 CHandler]: The function __atomic_fetch_sub is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:02:36,525 WARN L675 CHandler]: The function __atomic_exchange_n is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:02:36,526 WARN L675 CHandler]: The function __atomic_fetch_xor is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:02:36,526 WARN L675 CHandler]: The function htons is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:02:36,526 WARN L675 CHandler]: The function ntohl is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:02:36,526 WARN L675 CHandler]: The function __atomic_compare_exchange_n is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:02:36,527 WARN L675 CHandler]: The function __atomic_fetch_add is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:02:36,527 WARN L675 CHandler]: The function fprintf is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:02:36,527 WARN L675 CHandler]: The function htonl is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:02:36,527 WARN L675 CHandler]: The function __atomic_store_n is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:02:36,527 WARN L675 CHandler]: The function ntohs is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:02:36,528 WARN L675 CHandler]: The function predicate is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:02:36,528 WARN L675 CHandler]: The function __atomic_load_n is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:02:36,528 WARN L675 CHandler]: The function memcmp is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:02:36,528 WARN L675 CHandler]: The function __atomic_thread_fence is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:02:36,528 WARN L675 CHandler]: The function __atomic_fetch_and is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:02:36,529 WARN L675 CHandler]: The function memchr is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:02:36,539 INFO L206 MainTranslator]: Completed translation [2023-11-23 20:02:36,540 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:02:36 WrapperNode [2023-11-23 20:02:36,540 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 20:02:36,542 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 20:02:36,542 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 20:02:36,543 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 20:02:36,585 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:02:36" (1/1) ... [2023-11-23 20:02:36,829 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:02:36" (1/1) ... [2023-11-23 20:02:36,980 INFO L138 Inliner]: procedures = 694, calls = 2945, calls flagged for inlining = 60, calls inlined = 9, statements flattened = 1012 [2023-11-23 20:02:36,983 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 20:02:36,984 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 20:02:36,984 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 20:02:36,984 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 20:02:36,997 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:02:36" (1/1) ... [2023-11-23 20:02:36,997 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:02:36" (1/1) ... [2023-11-23 20:02:37,019 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:02:36" (1/1) ... [2023-11-23 20:02:37,020 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:02:36" (1/1) ... [2023-11-23 20:02:37,118 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:02:36" (1/1) ... [2023-11-23 20:02:37,125 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:02:36" (1/1) ... [2023-11-23 20:02:37,151 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:02:36" (1/1) ... [2023-11-23 20:02:37,173 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:02:36" (1/1) ... [2023-11-23 20:02:37,200 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 20:02:37,205 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 20:02:37,206 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 20:02:37,206 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 20:02:37,207 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:02:36" (1/1) ... [2023-11-23 20:02:37,214 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:02:37,231 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_820370fc-8565-46f8-b7ab-53cbda9900fc/bin/ukojak-verify-1t5iHCbJaC/z3 [2023-11-23 20:02:37,249 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_820370fc-8565-46f8-b7ab-53cbda9900fc/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-23 20:02:37,285 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_820370fc-8565-46f8-b7ab-53cbda9900fc/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-23 20:02:37,310 INFO L130 BoogieDeclarations]: Found specification of procedure aws_byte_buf_is_valid [2023-11-23 20:02:37,311 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_byte_buf_is_valid [2023-11-23 20:02:37,311 INFO L130 BoogieDeclarations]: Found specification of procedure __atomic_store_n [2023-11-23 20:02:37,311 INFO L130 BoogieDeclarations]: Found specification of procedure __atomic_load_n [2023-11-23 20:02:37,311 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-23 20:02:37,312 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_bool [2023-11-23 20:02:37,312 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_bool [2023-11-23 20:02:37,312 INFO L130 BoogieDeclarations]: Found specification of procedure aws_atomic_load_ptr [2023-11-23 20:02:37,312 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_atomic_load_ptr [2023-11-23 20:02:37,312 INFO L130 BoogieDeclarations]: Found specification of procedure ensure_byte_buf_has_allocated_buffer_member_in_range [2023-11-23 20:02:37,314 INFO L138 BoogieDeclarations]: Found implementation of procedure ensure_byte_buf_has_allocated_buffer_member_in_range [2023-11-23 20:02:37,315 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-23 20:02:37,316 INFO L130 BoogieDeclarations]: Found specification of procedure is_empty_state [2023-11-23 20:02:37,316 INFO L138 BoogieDeclarations]: Found implementation of procedure is_empty_state [2023-11-23 20:02:37,316 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-23 20:02:37,316 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-23 20:02:37,316 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-23 20:02:37,317 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 20:02:37,317 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-23 20:02:37,317 INFO L130 BoogieDeclarations]: Found specification of procedure aws_atomic_priv_xlate_order [2023-11-23 20:02:37,317 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_atomic_priv_xlate_order [2023-11-23 20:02:37,318 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 20:02:37,318 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 20:02:37,319 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_malloc [2023-11-23 20:02:37,319 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_malloc [2023-11-23 20:02:37,319 INFO L130 BoogieDeclarations]: Found specification of procedure aws_atomic_store_ptr [2023-11-23 20:02:37,319 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_atomic_store_ptr [2023-11-23 20:02:37,320 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-11-23 20:02:37,320 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-11-23 20:02:37,320 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-23 20:02:37,320 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-23 20:02:37,320 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-23 20:02:37,321 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-23 20:02:37,321 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-23 20:02:37,321 INFO L130 BoogieDeclarations]: Found specification of procedure aws_ring_buffer_check_atomic_ptr [2023-11-23 20:02:37,322 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_ring_buffer_check_atomic_ptr [2023-11-23 20:02:37,322 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_allocator [2023-11-23 20:02:37,323 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_allocator [2023-11-23 20:02:37,323 INFO L130 BoogieDeclarations]: Found specification of procedure is_ends_valid_state [2023-11-23 20:02:37,323 INFO L138 BoogieDeclarations]: Found implementation of procedure is_ends_valid_state [2023-11-23 20:02:37,323 INFO L130 BoogieDeclarations]: Found specification of procedure s_buf_belongs_to_pool [2023-11-23 20:02:37,324 INFO L138 BoogieDeclarations]: Found implementation of procedure s_buf_belongs_to_pool [2023-11-23 20:02:37,324 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_uint64_t [2023-11-23 20:02:37,324 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_uint64_t [2023-11-23 20:02:37,324 INFO L130 BoogieDeclarations]: Found specification of procedure aws_atomic_store_ptr_explicit [2023-11-23 20:02:37,324 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_atomic_store_ptr_explicit [2023-11-23 20:02:37,325 INFO L130 BoogieDeclarations]: Found specification of procedure aws_ring_buffer_is_valid [2023-11-23 20:02:37,325 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_ring_buffer_is_valid [2023-11-23 20:02:37,326 INFO L130 BoogieDeclarations]: Found specification of procedure is_middle_valid_state [2023-11-23 20:02:37,326 INFO L138 BoogieDeclarations]: Found implementation of procedure is_middle_valid_state [2023-11-23 20:02:37,326 INFO L130 BoogieDeclarations]: Found specification of procedure aws_atomic_load_ptr_explicit [2023-11-23 20:02:37,327 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_atomic_load_ptr_explicit [2023-11-23 20:02:37,327 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-23 20:02:37,829 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 20:02:37,832 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 20:02:39,518 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 20:02:39,996 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 20:02:39,996 INFO L309 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-23 20:02:39,998 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:02:39 BoogieIcfgContainer [2023-11-23 20:02:39,999 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 20:02:40,000 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-23 20:02:40,000 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-23 20:02:40,012 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-23 20:02:40,012 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:02:39" (1/1) ... [2023-11-23 20:02:40,023 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 20:02:40,096 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:02:40,116 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 325 states to 238 states and 325 transitions. [2023-11-23 20:02:40,117 INFO L276 IsEmpty]: Start isEmpty. Operand 238 states and 325 transitions. [2023-11-23 20:02:40,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-23 20:02:40,124 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:02:40,125 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:02:40,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:02:41,651 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-23 20:02:42,121 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:02:42,137 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 337 states to 246 states and 337 transitions. [2023-11-23 20:02:42,138 INFO L276 IsEmpty]: Start isEmpty. Operand 246 states and 337 transitions. [2023-11-23 20:02:42,155 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2023-11-23 20:02:42,155 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:02:42,156 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:02:42,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:02:43,131 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 4 proven. 8 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-23 20:02:43,512 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:02:43,516 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 354 states to 250 states and 352 transitions. [2023-11-23 20:02:43,517 INFO L276 IsEmpty]: Start isEmpty. Operand 250 states and 352 transitions. [2023-11-23 20:02:43,520 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2023-11-23 20:02:43,521 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:02:43,521 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:02:43,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:02:44,447 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 6 proven. 9 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-23 20:02:45,205 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:02:45,209 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 369 states to 254 states and 366 transitions. [2023-11-23 20:02:45,210 INFO L276 IsEmpty]: Start isEmpty. Operand 254 states and 366 transitions. [2023-11-23 20:02:45,213 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2023-11-23 20:02:45,213 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:02:45,213 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:02:45,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:02:46,217 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 8 proven. 10 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-23 20:02:47,038 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:02:47,042 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 384 states to 258 states and 380 transitions. [2023-11-23 20:02:47,045 INFO L276 IsEmpty]: Start isEmpty. Operand 258 states and 380 transitions. [2023-11-23 20:02:47,049 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2023-11-23 20:02:47,052 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:02:47,053 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:02:47,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:02:47,937 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 10 proven. 11 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-23 20:02:48,858 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:02:48,861 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 399 states to 262 states and 394 transitions. [2023-11-23 20:02:48,861 INFO L276 IsEmpty]: Start isEmpty. Operand 262 states and 394 transitions. [2023-11-23 20:02:48,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2023-11-23 20:02:48,863 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:02:48,864 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:02:48,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:02:49,597 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2023-11-23 20:02:49,762 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:02:49,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 399 states to 262 states and 389 transitions. [2023-11-23 20:02:49,766 INFO L276 IsEmpty]: Start isEmpty. Operand 262 states and 389 transitions. [2023-11-23 20:02:49,776 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 204 [2023-11-23 20:02:49,779 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:02:49,782 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:02:51,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:02:58,818 INFO L134 CoverageAnalysis]: Checked inductivity of 376 backedges. 14 proven. 6 refuted. 0 times theorem prover too weak. 356 trivial. 0 not checked. [2023-11-23 20:03:01,411 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:03:01,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 454 states to 269 states and 405 transitions. [2023-11-23 20:03:01,415 INFO L276 IsEmpty]: Start isEmpty. Operand 269 states and 405 transitions. [2023-11-23 20:03:01,418 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 204 [2023-11-23 20:03:01,419 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:03:01,419 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:03:02,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:03:08,322 INFO L134 CoverageAnalysis]: Checked inductivity of 376 backedges. 10 proven. 10 refuted. 0 times theorem prover too weak. 356 trivial. 0 not checked.