./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/aws-c-common/aws_ring_buffer_acquire_harness.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 30e01a73 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_c1015be7-10a0-4255-94ec-2093b311ff13/bin/ukojak-verify-1t5iHCbJaC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1015be7-10a0-4255-94ec-2093b311ff13/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_c1015be7-10a0-4255-94ec-2093b311ff13/bin/ukojak-verify-1t5iHCbJaC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1015be7-10a0-4255-94ec-2093b311ff13/bin/ukojak-verify-1t5iHCbJaC/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_c1015be7-10a0-4255-94ec-2093b311ff13/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_c1015be7-10a0-4255-94ec-2093b311ff13/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 29d7fb95278c2cc136033d841944b6b6554a35073619295af30129693cec9c54 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 20:06:43,815 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 20:06:43,931 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1015be7-10a0-4255-94ec-2093b311ff13/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Reach-64bit-Kojak_Default.epf [2023-11-23 20:06:43,936 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 20:06:43,937 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-23 20:06:43,976 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 20:06:43,977 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 20:06:43,978 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-23 20:06:43,979 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-23 20:06:43,981 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-23 20:06:43,981 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 20:06:43,982 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 20:06:43,982 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 20:06:43,983 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 20:06:43,983 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 20:06:43,984 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 20:06:43,984 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 20:06:43,985 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 20:06:43,985 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 20:06:43,985 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-23 20:06:43,986 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-23 20:06:43,986 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-23 20:06:43,987 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 20:06:43,987 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:06:43,988 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 20:06:43,988 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 20:06:43,989 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 20:06:43,989 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-23 20:06:43,990 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-23 20:06:43,990 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 20:06:43,991 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_c1015be7-10a0-4255-94ec-2093b311ff13/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1015be7-10a0-4255-94ec-2093b311ff13/bin/ukojak-verify-1t5iHCbJaC Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 29d7fb95278c2cc136033d841944b6b6554a35073619295af30129693cec9c54 [2023-11-23 20:06:44,269 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 20:06:44,291 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 20:06:44,294 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 20:06:44,295 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 20:06:44,296 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 20:06:44,297 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1015be7-10a0-4255-94ec-2093b311ff13/bin/ukojak-verify-1t5iHCbJaC/../../sv-benchmarks/c/aws-c-common/aws_ring_buffer_acquire_harness.i [2023-11-23 20:06:47,362 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 20:06:48,122 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 20:06:48,123 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1015be7-10a0-4255-94ec-2093b311ff13/sv-benchmarks/c/aws-c-common/aws_ring_buffer_acquire_harness.i [2023-11-23 20:06:48,175 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1015be7-10a0-4255-94ec-2093b311ff13/bin/ukojak-verify-1t5iHCbJaC/data/06ee93dbf/9cd494770efc4f1ca495c70c52184e99/FLAGf3a77c523 [2023-11-23 20:06:48,197 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1015be7-10a0-4255-94ec-2093b311ff13/bin/ukojak-verify-1t5iHCbJaC/data/06ee93dbf/9cd494770efc4f1ca495c70c52184e99 [2023-11-23 20:06:48,202 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 20:06:48,205 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 20:06:48,207 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 20:06:48,208 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 20:06:48,213 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 20:06:48,213 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:06:48" (1/1) ... [2023-11-23 20:06:48,214 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2e1248aa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:06:48, skipping insertion in model container [2023-11-23 20:06:48,215 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:06:48" (1/1) ... [2023-11-23 20:06:48,357 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 20:06:48,644 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_c1015be7-10a0-4255-94ec-2093b311ff13/sv-benchmarks/c/aws-c-common/aws_ring_buffer_acquire_harness.i[4497,4510] [2023-11-23 20:06:48,654 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_c1015be7-10a0-4255-94ec-2093b311ff13/sv-benchmarks/c/aws-c-common/aws_ring_buffer_acquire_harness.i[4557,4570] [2023-11-23 20:06:49,812 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:06:49,813 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:06:49,814 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:06:49,814 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:06:49,816 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:06:49,831 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:06:49,831 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:06:49,833 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:06:49,834 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:06:50,418 WARN L635 FunctionHandler]: implicit declaration of function __atomic_load_n [2023-11-23 20:06:50,420 WARN L635 FunctionHandler]: implicit declaration of function __atomic_store_n [2023-11-23 20:06:50,422 WARN L635 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2023-11-23 20:06:50,423 WARN L635 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2023-11-23 20:06:50,425 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2023-11-23 20:06:50,426 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2023-11-23 20:06:50,427 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2023-11-23 20:06:50,427 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2023-11-23 20:06:50,428 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2023-11-23 20:06:50,429 WARN L635 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2023-11-23 20:06:50,871 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:06:50,872 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:06:51,040 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:06:51,116 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 20:06:51,140 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_c1015be7-10a0-4255-94ec-2093b311ff13/sv-benchmarks/c/aws-c-common/aws_ring_buffer_acquire_harness.i[4497,4510] [2023-11-23 20:06:51,140 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_c1015be7-10a0-4255-94ec-2093b311ff13/sv-benchmarks/c/aws-c-common/aws_ring_buffer_acquire_harness.i[4557,4570] [2023-11-23 20:06:51,211 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:06:51,212 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:06:51,212 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:06:51,213 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:06:51,214 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:06:51,225 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:06:51,226 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:06:51,227 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:06:51,228 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:06:51,274 WARN L635 FunctionHandler]: implicit declaration of function __atomic_load_n [2023-11-23 20:06:51,275 WARN L635 FunctionHandler]: implicit declaration of function __atomic_store_n [2023-11-23 20:06:51,276 WARN L635 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2023-11-23 20:06:51,288 WARN L635 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2023-11-23 20:06:51,289 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2023-11-23 20:06:51,292 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2023-11-23 20:06:51,293 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2023-11-23 20:06:51,294 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2023-11-23 20:06:51,294 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2023-11-23 20:06:51,295 WARN L635 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2023-11-23 20:06:51,398 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : "+r"(index)); [8269] [2023-11-23 20:06:51,400 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:06:51,401 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:06:51,441 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : : "r"(pBuf) : "memory"); [8989-9000] [2023-11-23 20:06:51,468 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:06:51,709 WARN L675 CHandler]: The function __atomic_fetch_or is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:06:51,709 WARN L675 CHandler]: The function __atomic_fetch_sub is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:06:51,710 WARN L675 CHandler]: The function __atomic_exchange_n is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:06:51,710 WARN L675 CHandler]: The function __atomic_fetch_xor is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:06:51,710 WARN L675 CHandler]: The function htons is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:06:51,710 WARN L675 CHandler]: The function ntohl is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:06:51,710 WARN L675 CHandler]: The function __atomic_compare_exchange_n is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:06:51,711 WARN L675 CHandler]: The function __atomic_fetch_add is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:06:51,713 WARN L675 CHandler]: The function fprintf is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:06:51,713 WARN L675 CHandler]: The function htonl is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:06:51,713 WARN L675 CHandler]: The function __atomic_store_n is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:06:51,713 WARN L675 CHandler]: The function ntohs is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:06:51,713 WARN L675 CHandler]: The function predicate is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:06:51,713 WARN L675 CHandler]: The function __atomic_load_n is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:06:51,714 WARN L675 CHandler]: The function memcmp is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:06:51,714 WARN L675 CHandler]: The function __atomic_thread_fence is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:06:51,714 WARN L675 CHandler]: The function __atomic_fetch_and is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:06:51,715 WARN L675 CHandler]: The function memchr is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:06:51,723 INFO L206 MainTranslator]: Completed translation [2023-11-23 20:06:51,724 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:06:51 WrapperNode [2023-11-23 20:06:51,724 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 20:06:51,725 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 20:06:51,726 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 20:06:51,727 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 20:06:51,739 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:06:51" (1/1) ... [2023-11-23 20:06:51,887 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:06:51" (1/1) ... [2023-11-23 20:06:52,001 INFO L138 Inliner]: procedures = 694, calls = 2939, calls flagged for inlining = 62, calls inlined = 12, statements flattened = 1179 [2023-11-23 20:06:52,002 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 20:06:52,003 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 20:06:52,003 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 20:06:52,003 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 20:06:52,013 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:06:51" (1/1) ... [2023-11-23 20:06:52,014 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:06:51" (1/1) ... [2023-11-23 20:06:52,027 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:06:51" (1/1) ... [2023-11-23 20:06:52,028 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:06:51" (1/1) ... [2023-11-23 20:06:52,127 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:06:51" (1/1) ... [2023-11-23 20:06:52,133 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:06:51" (1/1) ... [2023-11-23 20:06:52,145 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:06:51" (1/1) ... [2023-11-23 20:06:52,154 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:06:51" (1/1) ... [2023-11-23 20:06:52,173 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 20:06:52,174 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 20:06:52,174 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 20:06:52,175 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 20:06:52,175 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:06:51" (1/1) ... [2023-11-23 20:06:52,182 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:06:52,197 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1015be7-10a0-4255-94ec-2093b311ff13/bin/ukojak-verify-1t5iHCbJaC/z3 [2023-11-23 20:06:52,211 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1015be7-10a0-4255-94ec-2093b311ff13/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-23 20:06:52,238 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1015be7-10a0-4255-94ec-2093b311ff13/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-23 20:06:52,258 INFO L130 BoogieDeclarations]: Found specification of procedure aws_byte_buf_is_valid [2023-11-23 20:06:52,258 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_byte_buf_is_valid [2023-11-23 20:06:52,258 INFO L130 BoogieDeclarations]: Found specification of procedure __atomic_store_n [2023-11-23 20:06:52,258 INFO L130 BoogieDeclarations]: Found specification of procedure __atomic_load_n [2023-11-23 20:06:52,259 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-23 20:06:52,259 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_bool [2023-11-23 20:06:52,259 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_bool [2023-11-23 20:06:52,259 INFO L130 BoogieDeclarations]: Found specification of procedure aws_atomic_load_ptr [2023-11-23 20:06:52,259 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_atomic_load_ptr [2023-11-23 20:06:52,259 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-23 20:06:52,260 INFO L130 BoogieDeclarations]: Found specification of procedure aws_raise_error [2023-11-23 20:06:52,260 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_raise_error [2023-11-23 20:06:52,260 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-23 20:06:52,260 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-23 20:06:52,260 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-23 20:06:52,261 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 20:06:52,261 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-23 20:06:52,261 INFO L130 BoogieDeclarations]: Found specification of procedure aws_atomic_priv_xlate_order [2023-11-23 20:06:52,261 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_atomic_priv_xlate_order [2023-11-23 20:06:52,261 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 20:06:52,262 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 20:06:52,262 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_malloc [2023-11-23 20:06:52,262 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_malloc [2023-11-23 20:06:52,262 INFO L130 BoogieDeclarations]: Found specification of procedure aws_atomic_store_ptr [2023-11-23 20:06:52,262 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_atomic_store_ptr [2023-11-23 20:06:52,263 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-23 20:06:52,263 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-23 20:06:52,263 INFO L130 BoogieDeclarations]: Found specification of procedure aws_byte_buf_from_empty_array [2023-11-23 20:06:52,263 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_byte_buf_from_empty_array [2023-11-23 20:06:52,263 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-23 20:06:52,263 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-23 20:06:52,264 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-23 20:06:52,264 INFO L130 BoogieDeclarations]: Found specification of procedure aws_ring_buffer_check_atomic_ptr [2023-11-23 20:06:52,264 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_ring_buffer_check_atomic_ptr [2023-11-23 20:06:52,264 INFO L130 BoogieDeclarations]: Found specification of procedure is_front_valid_state [2023-11-23 20:06:52,264 INFO L138 BoogieDeclarations]: Found implementation of procedure is_front_valid_state [2023-11-23 20:06:52,265 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_allocator [2023-11-23 20:06:52,265 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_allocator [2023-11-23 20:06:52,265 INFO L130 BoogieDeclarations]: Found specification of procedure is_ends_valid_state [2023-11-23 20:06:52,265 INFO L138 BoogieDeclarations]: Found implementation of procedure is_ends_valid_state [2023-11-23 20:06:52,265 INFO L130 BoogieDeclarations]: Found specification of procedure s_buf_belongs_to_pool [2023-11-23 20:06:52,265 INFO L138 BoogieDeclarations]: Found implementation of procedure s_buf_belongs_to_pool [2023-11-23 20:06:52,266 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_uint64_t [2023-11-23 20:06:52,266 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_uint64_t [2023-11-23 20:06:52,266 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-23 20:06:52,266 INFO L130 BoogieDeclarations]: Found specification of procedure aws_atomic_store_ptr_explicit [2023-11-23 20:06:52,266 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_atomic_store_ptr_explicit [2023-11-23 20:06:52,267 INFO L130 BoogieDeclarations]: Found specification of procedure aws_ring_buffer_is_valid [2023-11-23 20:06:52,267 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_ring_buffer_is_valid [2023-11-23 20:06:52,267 INFO L130 BoogieDeclarations]: Found specification of procedure is_middle_valid_state [2023-11-23 20:06:52,267 INFO L138 BoogieDeclarations]: Found implementation of procedure is_middle_valid_state [2023-11-23 20:06:52,267 INFO L130 BoogieDeclarations]: Found specification of procedure aws_atomic_load_ptr_explicit [2023-11-23 20:06:52,267 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_atomic_load_ptr_explicit [2023-11-23 20:06:52,268 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-23 20:06:52,634 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 20:06:52,637 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 20:06:54,657 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 20:06:55,101 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 20:06:55,101 INFO L309 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-23 20:06:55,103 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:06:55 BoogieIcfgContainer [2023-11-23 20:06:55,103 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 20:06:55,104 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-23 20:06:55,104 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-23 20:06:55,114 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-23 20:06:55,115 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:06:55" (1/1) ... [2023-11-23 20:06:55,125 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 20:06:55,190 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:06:55,208 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 477 states to 329 states and 477 transitions. [2023-11-23 20:06:55,209 INFO L276 IsEmpty]: Start isEmpty. Operand 329 states and 477 transitions. [2023-11-23 20:06:55,215 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-23 20:06:55,215 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:06:55,215 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:06:55,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:06:56,561 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 20:06:57,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:06:57,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 489 states to 337 states and 489 transitions. [2023-11-23 20:06:57,174 INFO L276 IsEmpty]: Start isEmpty. Operand 337 states and 489 transitions. [2023-11-23 20:06:57,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2023-11-23 20:06:57,177 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:06:57,177 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:06:57,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:06:58,031 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 20:06:58,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:06:58,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 506 states to 341 states and 504 transitions. [2023-11-23 20:06:58,411 INFO L276 IsEmpty]: Start isEmpty. Operand 341 states and 504 transitions. [2023-11-23 20:06:58,414 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2023-11-23 20:06:58,414 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:06:58,415 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:06:58,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:06:59,143 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 20:06:59,709 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:06:59,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 521 states to 345 states and 518 transitions. [2023-11-23 20:06:59,713 INFO L276 IsEmpty]: Start isEmpty. Operand 345 states and 518 transitions. [2023-11-23 20:06:59,724 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2023-11-23 20:06:59,724 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:06:59,724 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:06:59,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:07:00,507 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 20:07:01,166 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:07:01,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 536 states to 349 states and 532 transitions. [2023-11-23 20:07:01,170 INFO L276 IsEmpty]: Start isEmpty. Operand 349 states and 532 transitions. [2023-11-23 20:07:01,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2023-11-23 20:07:01,171 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:07:01,172 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:07:01,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:07:01,848 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 20:07:02,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:07:02,589 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 551 states to 353 states and 546 transitions. [2023-11-23 20:07:02,589 INFO L276 IsEmpty]: Start isEmpty. Operand 353 states and 546 transitions. [2023-11-23 20:07:02,590 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2023-11-23 20:07:02,590 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:07:02,591 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:07:02,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:07:03,210 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 20:07:03,358 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:07:03,362 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 553 states to 355 states and 548 transitions. [2023-11-23 20:07:03,362 INFO L276 IsEmpty]: Start isEmpty. Operand 355 states and 548 transitions. [2023-11-23 20:07:03,365 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 207 [2023-11-23 20:07:03,365 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:07:03,365 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:07:03,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:07:03,690 INFO L134 CoverageAnalysis]: Checked inductivity of 306 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 262 trivial. 0 not checked. [2023-11-23 20:07:03,737 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:07:03,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 551 states to 355 states and 546 transitions. [2023-11-23 20:07:03,744 INFO L276 IsEmpty]: Start isEmpty. Operand 355 states and 546 transitions. [2023-11-23 20:07:03,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 208 [2023-11-23 20:07:03,753 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:07:03,754 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:07:03,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:07:04,709 INFO L134 CoverageAnalysis]: Checked inductivity of 306 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 262 trivial. 0 not checked. [2023-11-23 20:07:05,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:07:05,530 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 561 states to 360 states and 556 transitions. [2023-11-23 20:07:05,530 INFO L276 IsEmpty]: Start isEmpty. Operand 360 states and 556 transitions. [2023-11-23 20:07:05,533 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 214 [2023-11-23 20:07:05,534 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:07:05,534 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:07:05,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:07:06,515 INFO L134 CoverageAnalysis]: Checked inductivity of 310 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 280 trivial. 0 not checked. [2023-11-23 20:07:07,116 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:07:07,119 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 557 states to 360 states and 551 transitions. [2023-11-23 20:07:07,119 INFO L276 IsEmpty]: Start isEmpty. Operand 360 states and 551 transitions. [2023-11-23 20:07:07,122 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 215 [2023-11-23 20:07:07,123 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:07:07,123 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:07:09,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:07:17,850 INFO L134 CoverageAnalysis]: Checked inductivity of 316 backedges. 3 proven. 28 refuted. 0 times theorem prover too weak. 285 trivial. 0 not checked. [2023-11-23 20:07:20,225 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:07:20,228 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 610 states to 360 states and 551 transitions. [2023-11-23 20:07:20,228 INFO L276 IsEmpty]: Start isEmpty. Operand 360 states and 551 transitions. [2023-11-23 20:07:20,231 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 215 [2023-11-23 20:07:20,231 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:07:20,232 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:07:21,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat