./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/aws-c-common/aws_linked_list_init_harness.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 527bcce2 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_9ac31d7c-2dce-470a-941d-e649486a5e01/bin/ukojak-verify-i0I2FZA1j2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ac31d7c-2dce-470a-941d-e649486a5e01/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_9ac31d7c-2dce-470a-941d-e649486a5e01/bin/ukojak-verify-i0I2FZA1j2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ac31d7c-2dce-470a-941d-e649486a5e01/bin/ukojak-verify-i0I2FZA1j2/config/KojakReach.xml -i ../../sv-benchmarks/c/aws-c-common/aws_linked_list_init_harness.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ac31d7c-2dce-470a-941d-e649486a5e01/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_9ac31d7c-2dce-470a-941d-e649486a5e01/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 5b917a1c951859368fb2463a158063964361d86aeab261c924186dc34055576d --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 18:41:40,082 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 18:41:40,177 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ac31d7c-2dce-470a-941d-e649486a5e01/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Reach-64bit-Kojak_Default.epf [2023-11-21 18:41:40,189 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-21 18:41:40,189 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-21 18:41:40,234 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 18:41:40,235 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 18:41:40,236 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-21 18:41:40,237 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 18:41:40,245 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 18:41:40,246 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 18:41:40,247 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 18:41:40,247 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-21 18:41:40,250 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 18:41:40,250 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 18:41:40,251 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 18:41:40,251 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 18:41:40,251 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 18:41:40,252 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 18:41:40,253 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-21 18:41:40,254 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-21 18:41:40,254 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-21 18:41:40,255 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 18:41:40,255 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:41:40,256 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 18:41:40,256 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 18:41:40,257 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 18:41:40,257 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-21 18:41:40,258 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-21 18:41:40,258 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 18:41:40,259 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_9ac31d7c-2dce-470a-941d-e649486a5e01/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ac31d7c-2dce-470a-941d-e649486a5e01/bin/ukojak-verify-i0I2FZA1j2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5b917a1c951859368fb2463a158063964361d86aeab261c924186dc34055576d [2023-11-21 18:41:40,555 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 18:41:40,589 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 18:41:40,592 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 18:41:40,594 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 18:41:40,594 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 18:41:40,596 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ac31d7c-2dce-470a-941d-e649486a5e01/bin/ukojak-verify-i0I2FZA1j2/../../sv-benchmarks/c/aws-c-common/aws_linked_list_init_harness.i [2023-11-21 18:41:43,802 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 18:41:44,382 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 18:41:44,383 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ac31d7c-2dce-470a-941d-e649486a5e01/sv-benchmarks/c/aws-c-common/aws_linked_list_init_harness.i [2023-11-21 18:41:44,418 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ac31d7c-2dce-470a-941d-e649486a5e01/bin/ukojak-verify-i0I2FZA1j2/data/88d70c05d/3ec04ce8f1eb49fd9b972a2c60dcf4fc/FLAG29903dd9d [2023-11-21 18:41:44,436 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ac31d7c-2dce-470a-941d-e649486a5e01/bin/ukojak-verify-i0I2FZA1j2/data/88d70c05d/3ec04ce8f1eb49fd9b972a2c60dcf4fc [2023-11-21 18:41:44,442 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 18:41:44,446 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 18:41:44,448 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 18:41:44,448 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 18:41:44,454 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 18:41:44,457 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:41:44" (1/1) ... [2023-11-21 18:41:44,458 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@70efbe3f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:41:44, skipping insertion in model container [2023-11-21 18:41:44,458 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:41:44" (1/1) ... [2023-11-21 18:41:44,580 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 18:41:44,909 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_9ac31d7c-2dce-470a-941d-e649486a5e01/sv-benchmarks/c/aws-c-common/aws_linked_list_init_harness.i[4494,4507] [2023-11-21 18:41:44,919 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_9ac31d7c-2dce-470a-941d-e649486a5e01/sv-benchmarks/c/aws-c-common/aws_linked_list_init_harness.i[4554,4567] [2023-11-21 18:41:46,040 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:41:46,041 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:41:46,042 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:41:46,043 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:41:46,045 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:41:46,061 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:41:46,062 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:41:46,065 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:41:46,066 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:41:46,068 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:41:46,070 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:41:46,071 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:41:46,072 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:41:46,519 WARN L635 FunctionHandler]: implicit declaration of function __atomic_load_n [2023-11-21 18:41:46,520 WARN L635 FunctionHandler]: implicit declaration of function __atomic_store_n [2023-11-21 18:41:46,522 WARN L635 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2023-11-21 18:41:46,524 WARN L635 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2023-11-21 18:41:46,526 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2023-11-21 18:41:46,526 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2023-11-21 18:41:46,527 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2023-11-21 18:41:46,528 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2023-11-21 18:41:46,529 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2023-11-21 18:41:46,530 WARN L635 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2023-11-21 18:41:46,747 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:41:46,767 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 18:41:46,783 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_9ac31d7c-2dce-470a-941d-e649486a5e01/sv-benchmarks/c/aws-c-common/aws_linked_list_init_harness.i[4494,4507] [2023-11-21 18:41:46,784 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_9ac31d7c-2dce-470a-941d-e649486a5e01/sv-benchmarks/c/aws-c-common/aws_linked_list_init_harness.i[4554,4567] [2023-11-21 18:41:46,835 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:41:46,835 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:41:46,836 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:41:46,837 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:41:46,838 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:41:46,849 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:41:46,850 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:41:46,851 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:41:46,852 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:41:46,853 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:41:46,854 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:41:46,855 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:41:46,855 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:41:46,907 WARN L635 FunctionHandler]: implicit declaration of function __atomic_load_n [2023-11-21 18:41:46,909 WARN L635 FunctionHandler]: implicit declaration of function __atomic_store_n [2023-11-21 18:41:46,910 WARN L635 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2023-11-21 18:41:46,911 WARN L635 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2023-11-21 18:41:46,912 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2023-11-21 18:41:46,913 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2023-11-21 18:41:46,913 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2023-11-21 18:41:46,914 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2023-11-21 18:41:46,915 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2023-11-21 18:41:46,915 WARN L635 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2023-11-21 18:41:46,959 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:41:47,125 WARN L675 CHandler]: The function __atomic_fetch_or is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:41:47,125 WARN L675 CHandler]: The function __atomic_fetch_sub is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:41:47,125 WARN L675 CHandler]: The function __atomic_exchange_n is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:41:47,125 WARN L675 CHandler]: The function __atomic_fetch_xor is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:41:47,126 WARN L675 CHandler]: The function htons is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:41:47,126 WARN L675 CHandler]: The function ntohl is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:41:47,126 WARN L675 CHandler]: The function __atomic_compare_exchange_n is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:41:47,126 WARN L675 CHandler]: The function __atomic_fetch_add is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:41:47,126 WARN L675 CHandler]: The function htonl is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:41:47,126 WARN L675 CHandler]: The function __atomic_store_n is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:41:47,126 WARN L675 CHandler]: The function ntohs is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:41:47,126 WARN L675 CHandler]: The function __atomic_load_n is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:41:47,127 WARN L675 CHandler]: The function memcmp is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:41:47,127 WARN L675 CHandler]: The function __atomic_thread_fence is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:41:47,127 WARN L675 CHandler]: The function __atomic_fetch_and is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:41:47,127 WARN L675 CHandler]: The function aws_array_list_ensure_capacity is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:41:47,137 INFO L206 MainTranslator]: Completed translation [2023-11-21 18:41:47,138 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:41:47 WrapperNode [2023-11-21 18:41:47,138 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 18:41:47,139 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 18:41:47,139 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 18:41:47,139 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 18:41:47,145 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:41:47" (1/1) ... [2023-11-21 18:41:47,267 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:41:47" (1/1) ... [2023-11-21 18:41:47,312 INFO L138 Inliner]: procedures = 678, calls = 1036, calls flagged for inlining = 50, calls inlined = 4, statements flattened = 91 [2023-11-21 18:41:47,313 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 18:41:47,314 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 18:41:47,314 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 18:41:47,314 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 18:41:47,325 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:41:47" (1/1) ... [2023-11-21 18:41:47,326 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:41:47" (1/1) ... [2023-11-21 18:41:47,337 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:41:47" (1/1) ... [2023-11-21 18:41:47,338 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:41:47" (1/1) ... [2023-11-21 18:41:47,362 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:41:47" (1/1) ... [2023-11-21 18:41:47,380 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:41:47" (1/1) ... [2023-11-21 18:41:47,384 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:41:47" (1/1) ... [2023-11-21 18:41:47,386 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:41:47" (1/1) ... [2023-11-21 18:41:47,392 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-21 18:41:47,406 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-21 18:41:47,406 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-21 18:41:47,406 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-21 18:41:47,407 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:41:47" (1/1) ... [2023-11-21 18:41:47,413 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:41:47,426 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ac31d7c-2dce-470a-941d-e649486a5e01/bin/ukojak-verify-i0I2FZA1j2/z3 [2023-11-21 18:41:47,440 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ac31d7c-2dce-470a-941d-e649486a5e01/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-21 18:41:47,463 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ac31d7c-2dce-470a-941d-e649486a5e01/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-21 18:41:47,486 INFO L130 BoogieDeclarations]: Found specification of procedure aws_linked_list_init [2023-11-21 18:41:47,486 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_linked_list_init [2023-11-21 18:41:47,486 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-21 18:41:47,486 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-21 18:41:47,486 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-21 18:41:47,487 INFO L130 BoogieDeclarations]: Found specification of procedure aws_linked_list_node_next_is_valid [2023-11-21 18:41:47,487 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_linked_list_node_next_is_valid [2023-11-21 18:41:47,487 INFO L130 BoogieDeclarations]: Found specification of procedure aws_linked_list_is_valid [2023-11-21 18:41:47,487 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_linked_list_is_valid [2023-11-21 18:41:47,487 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-21 18:41:47,488 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-21 18:41:47,489 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-21 18:41:47,489 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-21 18:41:47,490 INFO L130 BoogieDeclarations]: Found specification of procedure aws_linked_list_empty [2023-11-21 18:41:47,490 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_linked_list_empty [2023-11-21 18:41:47,490 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-21 18:41:47,490 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-21 18:41:47,490 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-21 18:41:47,490 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-21 18:41:47,490 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-21 18:41:47,490 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-21 18:41:47,812 INFO L240 CfgBuilder]: Building ICFG [2023-11-21 18:41:47,815 INFO L266 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-21 18:41:48,075 INFO L281 CfgBuilder]: Performing block encoding [2023-11-21 18:41:48,272 INFO L303 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-21 18:41:48,272 INFO L308 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-21 18:41:48,274 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:41:48 BoogieIcfgContainer [2023-11-21 18:41:48,274 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-21 18:41:48,275 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-21 18:41:48,275 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-21 18:41:48,284 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-21 18:41:48,285 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:41:48" (1/1) ... [2023-11-21 18:41:48,292 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 18:41:48,339 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:48,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 41 states and 50 transitions. [2023-11-21 18:41:48,349 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 50 transitions. [2023-11-21 18:41:48,354 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-21 18:41:48,354 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:48,355 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:48,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:50,999 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:41:51,331 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:51,333 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 43 states and 52 transitions. [2023-11-21 18:41:51,333 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 52 transitions. [2023-11-21 18:41:51,334 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-21 18:41:51,334 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:51,334 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:51,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:51,603 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:41:52,046 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:52,047 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 44 states and 55 transitions. [2023-11-21 18:41:52,047 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 55 transitions. [2023-11-21 18:41:52,048 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-21 18:41:52,048 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:52,049 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:52,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:52,538 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:41:53,505 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:53,507 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 47 states and 63 transitions. [2023-11-21 18:41:53,508 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 63 transitions. [2023-11-21 18:41:53,509 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-21 18:41:53,509 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:53,509 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:53,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:53,858 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:41:54,222 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:54,223 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 49 states and 68 transitions. [2023-11-21 18:41:54,223 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 68 transitions. [2023-11-21 18:41:54,224 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-21 18:41:54,225 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:54,225 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:54,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:55,944 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:41:58,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:58,510 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 56 states and 87 transitions. [2023-11-21 18:41:58,510 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 87 transitions. [2023-11-21 18:41:58,511 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-21 18:41:58,512 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:58,512 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:58,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:59,419 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:42:02,542 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:42:02,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 61 states and 98 transitions. [2023-11-21 18:42:02,551 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 98 transitions. [2023-11-21 18:42:02,553 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-21 18:42:02,554 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:42:02,554 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:42:02,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:42:03,329 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:42:05,489 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:42:05,491 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 68 states and 113 transitions. [2023-11-21 18:42:05,491 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 113 transitions. [2023-11-21 18:42:05,492 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-21 18:42:05,492 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:42:05,493 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:42:05,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:42:07,298 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:42:14,184 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:42:14,186 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 79 states and 155 transitions. [2023-11-21 18:42:14,186 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 155 transitions. [2023-11-21 18:42:14,188 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-21 18:42:14,188 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:42:14,188 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:42:14,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:42:14,970 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:42:15,687 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:42:15,689 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 167 states to 80 states and 157 transitions. [2023-11-21 18:42:15,689 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 157 transitions. [2023-11-21 18:42:15,691 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-21 18:42:15,691 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:42:15,691 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:42:15,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:42:16,452 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:42:17,888 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:42:17,891 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 170 states to 82 states and 160 transitions. [2023-11-21 18:42:17,891 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 160 transitions. [2023-11-21 18:42:17,893 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-21 18:42:17,893 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:42:17,893 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:42:17,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:42:20,091 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 1 proven. 6 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-21 18:42:27,869 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:42:27,870 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 205 states to 90 states and 195 transitions. [2023-11-21 18:42:27,870 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 195 transitions. [2023-11-21 18:42:27,872 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-21 18:42:27,872 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:42:27,872 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:42:27,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:42:28,861 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 1 proven. 6 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-21 18:42:30,110 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:42:30,115 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 214 states to 91 states and 204 transitions. [2023-11-21 18:42:30,115 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 204 transitions. [2023-11-21 18:42:30,119 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-21 18:42:30,120 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:42:30,120 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:42:30,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat