./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/aws-c-common/aws_ring_buffer_release_harness_negated.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 527bcce2 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_61bff380-a335-45ac-8dcf-d8fd9acf3ab4/bin/ukojak-verify-i0I2FZA1j2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61bff380-a335-45ac-8dcf-d8fd9acf3ab4/bin/ukojak-verify-i0I2FZA1j2/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61bff380-a335-45ac-8dcf-d8fd9acf3ab4/bin/ukojak-verify-i0I2FZA1j2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61bff380-a335-45ac-8dcf-d8fd9acf3ab4/bin/ukojak-verify-i0I2FZA1j2/config/KojakReach.xml -i ../../sv-benchmarks/c/aws-c-common/aws_ring_buffer_release_harness_negated.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61bff380-a335-45ac-8dcf-d8fd9acf3ab4/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61bff380-a335-45ac-8dcf-d8fd9acf3ab4/bin/ukojak-verify-i0I2FZA1j2 --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 6e26443d841d1c23837e222ffa05350d0640df8df77373d1ad7d48a664f8541f --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 18:40:43,768 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 18:40:43,890 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61bff380-a335-45ac-8dcf-d8fd9acf3ab4/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Reach-64bit-Kojak_Default.epf [2023-11-21 18:40:43,897 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-21 18:40:43,897 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-21 18:40:43,928 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 18:40:43,929 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 18:40:43,930 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-21 18:40:43,931 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 18:40:43,932 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 18:40:43,933 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 18:40:43,933 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 18:40:43,934 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-21 18:40:43,935 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 18:40:43,936 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 18:40:43,936 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 18:40:43,937 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 18:40:43,938 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 18:40:43,938 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 18:40:43,939 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-21 18:40:43,940 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-21 18:40:43,941 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-21 18:40:43,942 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 18:40:43,942 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:40:43,943 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 18:40:43,944 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 18:40:43,944 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 18:40:43,945 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-21 18:40:43,946 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-21 18:40:43,946 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 18:40:43,947 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_61bff380-a335-45ac-8dcf-d8fd9acf3ab4/bin/ukojak-verify-i0I2FZA1j2/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61bff380-a335-45ac-8dcf-d8fd9acf3ab4/bin/ukojak-verify-i0I2FZA1j2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6e26443d841d1c23837e222ffa05350d0640df8df77373d1ad7d48a664f8541f [2023-11-21 18:40:44,307 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 18:40:44,339 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 18:40:44,342 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 18:40:44,344 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 18:40:44,347 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 18:40:44,350 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61bff380-a335-45ac-8dcf-d8fd9acf3ab4/bin/ukojak-verify-i0I2FZA1j2/../../sv-benchmarks/c/aws-c-common/aws_ring_buffer_release_harness_negated.i [2023-11-21 18:40:47,713 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 18:40:48,394 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 18:40:48,395 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61bff380-a335-45ac-8dcf-d8fd9acf3ab4/sv-benchmarks/c/aws-c-common/aws_ring_buffer_release_harness_negated.i [2023-11-21 18:40:48,460 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61bff380-a335-45ac-8dcf-d8fd9acf3ab4/bin/ukojak-verify-i0I2FZA1j2/data/5b99eaa41/837a44ad9cb642c5b570182ba66610c5/FLAG90b5809d1 [2023-11-21 18:40:48,487 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61bff380-a335-45ac-8dcf-d8fd9acf3ab4/bin/ukojak-verify-i0I2FZA1j2/data/5b99eaa41/837a44ad9cb642c5b570182ba66610c5 [2023-11-21 18:40:48,494 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 18:40:48,496 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 18:40:48,498 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 18:40:48,499 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 18:40:48,505 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 18:40:48,506 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:40:48" (1/1) ... [2023-11-21 18:40:48,507 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@526ed608 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:40:48, skipping insertion in model container [2023-11-21 18:40:48,508 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:40:48" (1/1) ... [2023-11-21 18:40:48,661 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 18:40:49,062 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_61bff380-a335-45ac-8dcf-d8fd9acf3ab4/sv-benchmarks/c/aws-c-common/aws_ring_buffer_release_harness_negated.i[4497,4510] [2023-11-21 18:40:49,073 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_61bff380-a335-45ac-8dcf-d8fd9acf3ab4/sv-benchmarks/c/aws-c-common/aws_ring_buffer_release_harness_negated.i[4557,4570] [2023-11-21 18:40:50,624 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:40:50,625 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:40:50,627 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:40:50,628 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:40:50,629 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:40:50,663 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:40:50,664 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:40:50,666 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:40:50,666 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:40:51,470 WARN L635 FunctionHandler]: implicit declaration of function __atomic_load_n [2023-11-21 18:40:51,471 WARN L635 FunctionHandler]: implicit declaration of function __atomic_store_n [2023-11-21 18:40:51,473 WARN L635 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2023-11-21 18:40:51,476 WARN L635 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2023-11-21 18:40:51,477 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2023-11-21 18:40:51,478 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2023-11-21 18:40:51,479 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2023-11-21 18:40:51,483 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2023-11-21 18:40:51,485 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2023-11-21 18:40:51,488 WARN L635 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2023-11-21 18:40:51,978 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:40:51,979 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:40:52,144 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:40:52,219 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 18:40:52,246 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_61bff380-a335-45ac-8dcf-d8fd9acf3ab4/sv-benchmarks/c/aws-c-common/aws_ring_buffer_release_harness_negated.i[4497,4510] [2023-11-21 18:40:52,247 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_61bff380-a335-45ac-8dcf-d8fd9acf3ab4/sv-benchmarks/c/aws-c-common/aws_ring_buffer_release_harness_negated.i[4557,4570] [2023-11-21 18:40:52,301 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:40:52,301 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:40:52,302 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:40:52,302 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:40:52,303 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:40:52,312 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:40:52,313 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:40:52,314 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:40:52,314 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:40:52,365 WARN L635 FunctionHandler]: implicit declaration of function __atomic_load_n [2023-11-21 18:40:52,365 WARN L635 FunctionHandler]: implicit declaration of function __atomic_store_n [2023-11-21 18:40:52,366 WARN L635 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2023-11-21 18:40:52,368 WARN L635 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2023-11-21 18:40:52,370 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2023-11-21 18:40:52,371 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2023-11-21 18:40:52,372 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2023-11-21 18:40:52,372 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2023-11-21 18:40:52,373 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2023-11-21 18:40:52,374 WARN L635 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2023-11-21 18:40:52,473 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : "+r"(index)); [8237] [2023-11-21 18:40:52,475 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:40:52,475 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:40:52,522 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : : "r"(pBuf) : "memory"); [8963-8974] [2023-11-21 18:40:52,602 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:40:52,875 WARN L675 CHandler]: The function __atomic_fetch_or is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:40:52,875 WARN L675 CHandler]: The function __atomic_fetch_sub is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:40:52,876 WARN L675 CHandler]: The function __atomic_exchange_n is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:40:52,876 WARN L675 CHandler]: The function __atomic_fetch_xor is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:40:52,876 WARN L675 CHandler]: The function htons is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:40:52,876 WARN L675 CHandler]: The function ntohl is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:40:52,876 WARN L675 CHandler]: The function __atomic_compare_exchange_n is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:40:52,877 WARN L675 CHandler]: The function __atomic_fetch_add is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:40:52,877 WARN L675 CHandler]: The function fprintf is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:40:52,877 WARN L675 CHandler]: The function htonl is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:40:52,877 WARN L675 CHandler]: The function __atomic_store_n is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:40:52,877 WARN L675 CHandler]: The function ntohs is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:40:52,877 WARN L675 CHandler]: The function predicate is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:40:52,878 WARN L675 CHandler]: The function __atomic_load_n is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:40:52,878 WARN L675 CHandler]: The function memcmp is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:40:52,878 WARN L675 CHandler]: The function __atomic_thread_fence is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:40:52,878 WARN L675 CHandler]: The function __atomic_fetch_and is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:40:52,878 WARN L675 CHandler]: The function memchr is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:40:52,887 INFO L206 MainTranslator]: Completed translation [2023-11-21 18:40:52,887 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:40:52 WrapperNode [2023-11-21 18:40:52,887 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 18:40:52,889 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 18:40:52,890 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 18:40:52,891 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 18:40:52,899 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:40:52" (1/1) ... [2023-11-21 18:40:53,069 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:40:52" (1/1) ... [2023-11-21 18:40:53,181 INFO L138 Inliner]: procedures = 694, calls = 2945, calls flagged for inlining = 60, calls inlined = 9, statements flattened = 1012 [2023-11-21 18:40:53,183 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 18:40:53,184 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 18:40:53,184 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 18:40:53,184 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 18:40:53,194 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:40:52" (1/1) ... [2023-11-21 18:40:53,195 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:40:52" (1/1) ... [2023-11-21 18:40:53,205 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:40:52" (1/1) ... [2023-11-21 18:40:53,206 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:40:52" (1/1) ... [2023-11-21 18:40:53,257 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:40:52" (1/1) ... [2023-11-21 18:40:53,264 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:40:52" (1/1) ... [2023-11-21 18:40:53,274 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:40:52" (1/1) ... [2023-11-21 18:40:53,282 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:40:52" (1/1) ... [2023-11-21 18:40:53,299 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-21 18:40:53,300 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-21 18:40:53,300 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-21 18:40:53,301 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-21 18:40:53,302 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:40:52" (1/1) ... [2023-11-21 18:40:53,308 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:40:53,336 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61bff380-a335-45ac-8dcf-d8fd9acf3ab4/bin/ukojak-verify-i0I2FZA1j2/z3 [2023-11-21 18:40:53,357 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61bff380-a335-45ac-8dcf-d8fd9acf3ab4/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-21 18:40:53,382 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61bff380-a335-45ac-8dcf-d8fd9acf3ab4/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-21 18:40:53,406 INFO L130 BoogieDeclarations]: Found specification of procedure aws_byte_buf_is_valid [2023-11-21 18:40:53,407 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_byte_buf_is_valid [2023-11-21 18:40:53,407 INFO L130 BoogieDeclarations]: Found specification of procedure __atomic_store_n [2023-11-21 18:40:53,407 INFO L130 BoogieDeclarations]: Found specification of procedure __atomic_load_n [2023-11-21 18:40:53,407 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-21 18:40:53,407 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_bool [2023-11-21 18:40:53,407 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_bool [2023-11-21 18:40:53,408 INFO L130 BoogieDeclarations]: Found specification of procedure aws_atomic_load_ptr [2023-11-21 18:40:53,408 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_atomic_load_ptr [2023-11-21 18:40:53,408 INFO L130 BoogieDeclarations]: Found specification of procedure ensure_byte_buf_has_allocated_buffer_member_in_range [2023-11-21 18:40:53,409 INFO L138 BoogieDeclarations]: Found implementation of procedure ensure_byte_buf_has_allocated_buffer_member_in_range [2023-11-21 18:40:53,409 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-21 18:40:53,410 INFO L130 BoogieDeclarations]: Found specification of procedure is_empty_state [2023-11-21 18:40:53,410 INFO L138 BoogieDeclarations]: Found implementation of procedure is_empty_state [2023-11-21 18:40:53,410 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-21 18:40:53,410 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-21 18:40:53,410 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-21 18:40:53,410 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-21 18:40:53,410 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-21 18:40:53,411 INFO L130 BoogieDeclarations]: Found specification of procedure aws_atomic_priv_xlate_order [2023-11-21 18:40:53,411 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_atomic_priv_xlate_order [2023-11-21 18:40:53,411 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-21 18:40:53,411 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-21 18:40:53,412 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_malloc [2023-11-21 18:40:53,412 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_malloc [2023-11-21 18:40:53,412 INFO L130 BoogieDeclarations]: Found specification of procedure aws_atomic_store_ptr [2023-11-21 18:40:53,412 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_atomic_store_ptr [2023-11-21 18:40:53,412 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-11-21 18:40:53,413 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-11-21 18:40:53,413 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-21 18:40:53,413 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-21 18:40:53,413 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-21 18:40:53,413 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-21 18:40:53,414 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-21 18:40:53,414 INFO L130 BoogieDeclarations]: Found specification of procedure aws_ring_buffer_check_atomic_ptr [2023-11-21 18:40:53,414 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_ring_buffer_check_atomic_ptr [2023-11-21 18:40:53,415 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_allocator [2023-11-21 18:40:53,415 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_allocator [2023-11-21 18:40:53,415 INFO L130 BoogieDeclarations]: Found specification of procedure is_ends_valid_state [2023-11-21 18:40:53,415 INFO L138 BoogieDeclarations]: Found implementation of procedure is_ends_valid_state [2023-11-21 18:40:53,415 INFO L130 BoogieDeclarations]: Found specification of procedure s_buf_belongs_to_pool [2023-11-21 18:40:53,415 INFO L138 BoogieDeclarations]: Found implementation of procedure s_buf_belongs_to_pool [2023-11-21 18:40:53,415 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_uint64_t [2023-11-21 18:40:53,416 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_uint64_t [2023-11-21 18:40:53,416 INFO L130 BoogieDeclarations]: Found specification of procedure aws_atomic_store_ptr_explicit [2023-11-21 18:40:53,416 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_atomic_store_ptr_explicit [2023-11-21 18:40:53,416 INFO L130 BoogieDeclarations]: Found specification of procedure aws_ring_buffer_is_valid [2023-11-21 18:40:53,417 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_ring_buffer_is_valid [2023-11-21 18:40:53,417 INFO L130 BoogieDeclarations]: Found specification of procedure is_middle_valid_state [2023-11-21 18:40:53,417 INFO L138 BoogieDeclarations]: Found implementation of procedure is_middle_valid_state [2023-11-21 18:40:53,418 INFO L130 BoogieDeclarations]: Found specification of procedure aws_atomic_load_ptr_explicit [2023-11-21 18:40:53,418 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_atomic_load_ptr_explicit [2023-11-21 18:40:53,418 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-21 18:40:53,810 INFO L240 CfgBuilder]: Building ICFG [2023-11-21 18:40:53,814 INFO L266 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-21 18:40:55,777 INFO L281 CfgBuilder]: Performing block encoding [2023-11-21 18:40:56,320 INFO L303 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-21 18:40:56,321 INFO L308 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-21 18:40:56,323 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:40:56 BoogieIcfgContainer [2023-11-21 18:40:56,323 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-21 18:40:56,326 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-21 18:40:56,326 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-21 18:40:56,337 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-21 18:40:56,337 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:40:56" (1/1) ... [2023-11-21 18:40:56,348 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 18:40:56,417 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:56,443 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 325 states to 238 states and 325 transitions. [2023-11-21 18:40:56,443 INFO L276 IsEmpty]: Start isEmpty. Operand 238 states and 325 transitions. [2023-11-21 18:40:56,452 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-21 18:40:56,452 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:56,453 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:56,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:57,761 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-21 18:40:58,273 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:58,277 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 337 states to 246 states and 337 transitions. [2023-11-21 18:40:58,277 INFO L276 IsEmpty]: Start isEmpty. Operand 246 states and 337 transitions. [2023-11-21 18:40:58,281 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2023-11-21 18:40:58,281 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:58,281 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:58,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:59,194 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 4 proven. 8 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-21 18:40:59,601 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:59,609 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 354 states to 250 states and 352 transitions. [2023-11-21 18:40:59,609 INFO L276 IsEmpty]: Start isEmpty. Operand 250 states and 352 transitions. [2023-11-21 18:40:59,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2023-11-21 18:40:59,612 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:59,612 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:59,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:00,529 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 6 proven. 9 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-21 18:41:01,116 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:01,119 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 369 states to 254 states and 366 transitions. [2023-11-21 18:41:01,120 INFO L276 IsEmpty]: Start isEmpty. Operand 254 states and 366 transitions. [2023-11-21 18:41:01,123 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2023-11-21 18:41:01,123 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:01,123 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:01,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:01,862 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 8 proven. 10 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-21 18:41:02,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:02,543 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 384 states to 258 states and 380 transitions. [2023-11-21 18:41:02,543 INFO L276 IsEmpty]: Start isEmpty. Operand 258 states and 380 transitions. [2023-11-21 18:41:02,545 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2023-11-21 18:41:02,545 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:02,545 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:02,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:03,330 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 10 proven. 11 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-21 18:41:04,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:04,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 399 states to 262 states and 394 transitions. [2023-11-21 18:41:04,102 INFO L276 IsEmpty]: Start isEmpty. Operand 262 states and 394 transitions. [2023-11-21 18:41:04,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2023-11-21 18:41:04,104 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:04,104 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:04,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:04,752 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2023-11-21 18:41:04,890 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:04,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 399 states to 262 states and 389 transitions. [2023-11-21 18:41:04,894 INFO L276 IsEmpty]: Start isEmpty. Operand 262 states and 389 transitions. [2023-11-21 18:41:04,899 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 204 [2023-11-21 18:41:04,904 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:04,904 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:05,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:12,854 INFO L134 CoverageAnalysis]: Checked inductivity of 376 backedges. 10 proven. 10 refuted. 0 times theorem prover too weak. 356 trivial. 0 not checked. [2023-11-21 18:41:15,020 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:15,022 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 454 states to 271 states and 408 transitions. [2023-11-21 18:41:15,023 INFO L276 IsEmpty]: Start isEmpty. Operand 271 states and 408 transitions. [2023-11-21 18:41:15,028 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 204 [2023-11-21 18:41:15,028 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:15,028 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:15,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:20,554 INFO L134 CoverageAnalysis]: Checked inductivity of 376 backedges. 14 proven. 6 refuted. 0 times theorem prover too weak. 356 trivial. 0 not checked. [2023-11-21 18:41:23,290 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:23,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 465 states to 276 states and 419 transitions. [2023-11-21 18:41:23,297 INFO L276 IsEmpty]: Start isEmpty. Operand 276 states and 419 transitions. [2023-11-21 18:41:23,302 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 204 [2023-11-21 18:41:23,302 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:23,302 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:24,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat