./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/aws-c-common/aws_ring_buffer_clean_up_harness.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc 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_809f7bed-f720-4673-b03c-af6b4a441c11/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_809f7bed-f720-4673-b03c-af6b4a441c11/bin/ukojak-verify-afCqCEvfdi/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_809f7bed-f720-4673-b03c-af6b4a441c11/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_809f7bed-f720-4673-b03c-af6b4a441c11/bin/ukojak-verify-afCqCEvfdi/config/KojakReach.xml -i ../../sv-benchmarks/c/aws-c-common/aws_ring_buffer_clean_up_harness.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_809f7bed-f720-4673-b03c-af6b4a441c11/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_809f7bed-f720-4673-b03c-af6b4a441c11/bin/ukojak-verify-afCqCEvfdi --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 a6e7035c8f6176239a6155d5f2c0d89271e8311db2fdadeed7cf9912856a8711 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 22:10:22,497 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 22:10:22,566 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_809f7bed-f720-4673-b03c-af6b4a441c11/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Reach-64bit-Kojak_Default.epf [2023-11-24 22:10:22,571 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 22:10:22,572 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-24 22:10:22,594 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 22:10:22,595 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 22:10:22,596 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-24 22:10:22,597 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 22:10:22,598 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 22:10:22,599 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 22:10:22,599 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 22:10:22,600 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 22:10:22,600 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 22:10:22,601 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 22:10:22,602 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 22:10:22,602 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 22:10:22,603 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 22:10:22,604 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 22:10:22,604 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 22:10:22,605 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 22:10:22,606 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 22:10:22,606 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 22:10:22,607 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:10:22,607 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 22:10:22,608 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 22:10:22,608 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 22:10:22,609 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-24 22:10:22,609 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 22:10:22,610 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 22:10:22,610 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_809f7bed-f720-4673-b03c-af6b4a441c11/bin/ukojak-verify-afCqCEvfdi/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_809f7bed-f720-4673-b03c-af6b4a441c11/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a6e7035c8f6176239a6155d5f2c0d89271e8311db2fdadeed7cf9912856a8711 [2023-11-24 22:10:22,910 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 22:10:22,948 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 22:10:22,951 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 22:10:22,952 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 22:10:22,953 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 22:10:22,955 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_809f7bed-f720-4673-b03c-af6b4a441c11/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/aws-c-common/aws_ring_buffer_clean_up_harness.i [2023-11-24 22:10:26,039 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 22:10:26,696 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 22:10:26,697 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_809f7bed-f720-4673-b03c-af6b4a441c11/sv-benchmarks/c/aws-c-common/aws_ring_buffer_clean_up_harness.i [2023-11-24 22:10:26,753 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_809f7bed-f720-4673-b03c-af6b4a441c11/bin/ukojak-verify-afCqCEvfdi/data/bad53a85b/c412957d25484a2ebd443f810fcee35a/FLAGee91f4e65 [2023-11-24 22:10:26,772 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_809f7bed-f720-4673-b03c-af6b4a441c11/bin/ukojak-verify-afCqCEvfdi/data/bad53a85b/c412957d25484a2ebd443f810fcee35a [2023-11-24 22:10:26,778 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 22:10:26,780 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 22:10:26,782 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 22:10:26,783 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 22:10:26,788 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 22:10:26,791 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:10:26" (1/1) ... [2023-11-24 22:10:26,792 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1ebd7cb9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:10:26, skipping insertion in model container [2023-11-24 22:10:26,793 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:10:26" (1/1) ... [2023-11-24 22:10:26,929 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 22:10:27,253 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_809f7bed-f720-4673-b03c-af6b4a441c11/sv-benchmarks/c/aws-c-common/aws_ring_buffer_clean_up_harness.i[4498,4511] [2023-11-24 22:10:27,262 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_809f7bed-f720-4673-b03c-af6b4a441c11/sv-benchmarks/c/aws-c-common/aws_ring_buffer_clean_up_harness.i[4558,4571] [2023-11-24 22:10:28,487 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-24 22:10:28,488 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-24 22:10:28,489 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-24 22:10:28,490 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-24 22:10:28,491 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-24 22:10:28,507 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-24 22:10:28,517 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-24 22:10:28,519 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-24 22:10:28,520 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-24 22:10:29,034 WARN L638 FunctionHandler]: implicit declaration of function __atomic_load_n [2023-11-24 22:10:29,036 WARN L638 FunctionHandler]: implicit declaration of function __atomic_store_n [2023-11-24 22:10:29,037 WARN L638 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2023-11-24 22:10:29,038 WARN L638 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2023-11-24 22:10:29,040 WARN L638 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2023-11-24 22:10:29,041 WARN L638 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2023-11-24 22:10:29,042 WARN L638 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2023-11-24 22:10:29,043 WARN L638 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2023-11-24 22:10:29,043 WARN L638 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2023-11-24 22:10:29,044 WARN L638 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2023-11-24 22:10:29,429 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-24 22:10:29,429 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-24 22:10:29,569 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:10:29,651 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 22:10:29,675 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_809f7bed-f720-4673-b03c-af6b4a441c11/sv-benchmarks/c/aws-c-common/aws_ring_buffer_clean_up_harness.i[4498,4511] [2023-11-24 22:10:29,676 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_809f7bed-f720-4673-b03c-af6b4a441c11/sv-benchmarks/c/aws-c-common/aws_ring_buffer_clean_up_harness.i[4558,4571] [2023-11-24 22:10:29,743 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-24 22:10:29,748 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-24 22:10:29,748 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-24 22:10:29,749 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-24 22:10:29,750 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-24 22:10:29,761 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-24 22:10:29,762 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-24 22:10:29,763 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-24 22:10:29,764 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-24 22:10:29,821 WARN L638 FunctionHandler]: implicit declaration of function __atomic_load_n [2023-11-24 22:10:29,822 WARN L638 FunctionHandler]: implicit declaration of function __atomic_store_n [2023-11-24 22:10:29,823 WARN L638 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2023-11-24 22:10:29,824 WARN L638 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2023-11-24 22:10:29,826 WARN L638 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2023-11-24 22:10:29,826 WARN L638 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2023-11-24 22:10:29,827 WARN L638 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2023-11-24 22:10:29,836 WARN L638 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2023-11-24 22:10:29,837 WARN L638 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2023-11-24 22:10:29,837 WARN L638 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2023-11-24 22:10:29,953 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : "+r"(index)); [8269] [2023-11-24 22:10:29,955 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-24 22:10:29,956 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-24 22:10:29,999 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : : "r"(pBuf) : "memory"); [8995-9006] [2023-11-24 22:10:30,025 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:10:30,282 WARN L675 CHandler]: The function __atomic_fetch_or is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 22:10:30,283 WARN L675 CHandler]: The function __atomic_fetch_sub is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 22:10:30,283 WARN L675 CHandler]: The function __atomic_exchange_n is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 22:10:30,283 WARN L675 CHandler]: The function __atomic_fetch_xor is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 22:10:30,283 WARN L675 CHandler]: The function htons is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 22:10:30,283 WARN L675 CHandler]: The function ntohl is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 22:10:30,284 WARN L675 CHandler]: The function __atomic_compare_exchange_n is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 22:10:30,284 WARN L675 CHandler]: The function __atomic_fetch_add is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 22:10:30,284 WARN L675 CHandler]: The function fprintf is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 22:10:30,284 WARN L675 CHandler]: The function htonl is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 22:10:30,284 WARN L675 CHandler]: The function __atomic_store_n is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 22:10:30,285 WARN L675 CHandler]: The function ntohs is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 22:10:30,285 WARN L675 CHandler]: The function predicate is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 22:10:30,285 WARN L675 CHandler]: The function __atomic_load_n is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 22:10:30,285 WARN L675 CHandler]: The function memcmp is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 22:10:30,285 WARN L675 CHandler]: The function __atomic_thread_fence is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 22:10:30,285 WARN L675 CHandler]: The function __atomic_fetch_and is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 22:10:30,286 WARN L675 CHandler]: The function memchr is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 22:10:30,295 INFO L206 MainTranslator]: Completed translation [2023-11-24 22:10:30,295 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:10:30 WrapperNode [2023-11-24 22:10:30,296 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 22:10:30,297 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 22:10:30,298 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 22:10:30,299 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 22:10:30,311 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:10:30" (1/1) ... [2023-11-24 22:10:30,423 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:10:30" (1/1) ... [2023-11-24 22:10:30,578 INFO L138 Inliner]: procedures = 690, calls = 2875, calls flagged for inlining = 57, calls inlined = 6, statements flattened = 811 [2023-11-24 22:10:30,579 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 22:10:30,580 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 22:10:30,580 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 22:10:30,580 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 22:10:30,591 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:10:30" (1/1) ... [2023-11-24 22:10:30,591 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:10:30" (1/1) ... [2023-11-24 22:10:30,602 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:10:30" (1/1) ... [2023-11-24 22:10:30,602 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:10:30" (1/1) ... [2023-11-24 22:10:30,640 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:10:30" (1/1) ... [2023-11-24 22:10:30,645 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:10:30" (1/1) ... [2023-11-24 22:10:30,654 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:10:30" (1/1) ... [2023-11-24 22:10:30,660 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:10:30" (1/1) ... [2023-11-24 22:10:30,673 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 22:10:30,674 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 22:10:30,674 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 22:10:30,675 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 22:10:30,675 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:10:30" (1/1) ... [2023-11-24 22:10:30,681 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:10:30,708 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_809f7bed-f720-4673-b03c-af6b4a441c11/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 22:10:30,723 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_809f7bed-f720-4673-b03c-af6b4a441c11/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 22:10:30,749 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_809f7bed-f720-4673-b03c-af6b4a441c11/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 22:10:30,769 INFO L130 BoogieDeclarations]: Found specification of procedure __atomic_store_n [2023-11-24 22:10:30,769 INFO L130 BoogieDeclarations]: Found specification of procedure __atomic_load_n [2023-11-24 22:10:30,770 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-24 22:10:30,770 INFO L130 BoogieDeclarations]: Found specification of procedure aws_atomic_load_ptr [2023-11-24 22:10:30,770 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_atomic_load_ptr [2023-11-24 22:10:30,770 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-24 22:10:30,770 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-24 22:10:30,770 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-24 22:10:30,771 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 22:10:30,771 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-24 22:10:30,771 INFO L130 BoogieDeclarations]: Found specification of procedure aws_atomic_priv_xlate_order [2023-11-24 22:10:30,771 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_atomic_priv_xlate_order [2023-11-24 22:10:30,771 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 22:10:30,771 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 22:10:30,772 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_malloc [2023-11-24 22:10:30,772 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_malloc [2023-11-24 22:10:30,772 INFO L130 BoogieDeclarations]: Found specification of procedure aws_mem_release [2023-11-24 22:10:30,772 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_mem_release [2023-11-24 22:10:30,772 INFO L130 BoogieDeclarations]: Found specification of procedure aws_atomic_store_ptr [2023-11-24 22:10:30,773 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_atomic_store_ptr [2023-11-24 22:10:30,773 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-11-24 22:10:30,773 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-11-24 22:10:30,773 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-24 22:10:30,773 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-24 22:10:30,773 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-24 22:10:30,774 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-24 22:10:30,774 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-24 22:10:30,774 INFO L130 BoogieDeclarations]: Found specification of procedure aws_ring_buffer_check_atomic_ptr [2023-11-24 22:10:30,774 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_ring_buffer_check_atomic_ptr [2023-11-24 22:10:30,774 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_allocator [2023-11-24 22:10:30,774 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_allocator [2023-11-24 22:10:30,775 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_uint64_t [2023-11-24 22:10:30,775 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_uint64_t [2023-11-24 22:10:30,775 INFO L130 BoogieDeclarations]: Found specification of procedure aws_atomic_store_ptr_explicit [2023-11-24 22:10:30,775 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_atomic_store_ptr_explicit [2023-11-24 22:10:30,775 INFO L130 BoogieDeclarations]: Found specification of procedure aws_ring_buffer_is_valid [2023-11-24 22:10:30,775 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_ring_buffer_is_valid [2023-11-24 22:10:30,776 INFO L130 BoogieDeclarations]: Found specification of procedure aws_atomic_load_ptr_explicit [2023-11-24 22:10:30,776 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_atomic_load_ptr_explicit [2023-11-24 22:10:30,776 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-24 22:10:31,123 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 22:10:31,126 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 22:10:32,714 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 22:10:32,960 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 22:10:32,960 INFO L309 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-24 22:10:32,962 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:10:32 BoogieIcfgContainer [2023-11-24 22:10:32,963 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 22:10:32,965 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 22:10:32,965 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 22:10:32,976 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 22:10:32,977 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:10:32" (1/1) ... [2023-11-24 22:10:32,988 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 22:10:33,055 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:10:33,069 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 107 states and 135 transitions. [2023-11-24 22:10:33,069 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 135 transitions. [2023-11-24 22:10:33,081 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-24 22:10:33,081 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:10:33,082 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:10:33,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:10:34,447 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-24 22:10:34,791 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:10:34,794 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 113 states and 144 transitions. [2023-11-24 22:10:34,794 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 144 transitions. [2023-11-24 22:10:34,798 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2023-11-24 22:10:34,798 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:10:34,798 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:10:34,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:10:35,712 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 4 proven. 8 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-24 22:10:36,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:10:36,070 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 115 states and 155 transitions. [2023-11-24 22:10:36,071 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 155 transitions. [2023-11-24 22:10:36,073 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2023-11-24 22:10:36,073 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:10:36,074 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:10:36,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:10:36,896 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 6 proven. 9 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-24 22:10:37,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:10:37,543 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 177 states to 117 states and 163 transitions. [2023-11-24 22:10:37,546 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 163 transitions. [2023-11-24 22:10:37,550 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2023-11-24 22:10:37,551 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:10:37,551 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:10:37,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:10:38,370 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 8 proven. 10 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-24 22:10:39,096 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:10:39,098 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 192 states to 119 states and 169 transitions. [2023-11-24 22:10:39,098 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 169 transitions. [2023-11-24 22:10:39,099 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2023-11-24 22:10:39,100 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:10:39,100 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:10:39,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:10:39,823 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 10 proven. 11 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-24 22:10:40,603 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:10:40,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 121 states and 173 transitions. [2023-11-24 22:10:40,605 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 173 transitions. [2023-11-24 22:10:40,607 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2023-11-24 22:10:40,607 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:10:40,607 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:10:40,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:10:41,169 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2023-11-24 22:10:41,316 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:10:41,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 173 states to 111 states and 134 transitions. [2023-11-24 22:10:41,321 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 134 transitions. [2023-11-24 22:10:41,324 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 174 [2023-11-24 22:10:41,329 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:10:41,330 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:10:41,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:10:41,665 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 220 trivial. 0 not checked. [2023-11-24 22:10:41,693 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:10:41,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 170 states to 111 states and 131 transitions. [2023-11-24 22:10:41,694 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 131 transitions. [2023-11-24 22:10:41,697 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2023-11-24 22:10:41,697 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:10:41,697 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:10:41,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:10:42,834 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 220 trivial. 0 not checked. [2023-11-24 22:10:42,995 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:10:42,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 173 states to 113 states and 134 transitions. [2023-11-24 22:10:42,996 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 134 transitions. [2023-11-24 22:10:42,999 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2023-11-24 22:10:42,999 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:10:42,999 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:10:43,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:10:44,182 INFO L134 CoverageAnalysis]: Checked inductivity of 221 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 220 trivial. 0 not checked. [2023-11-24 22:10:44,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:10:44,469 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 175 states to 114 states and 136 transitions. [2023-11-24 22:10:44,469 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 136 transitions. [2023-11-24 22:10:44,471 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2023-11-24 22:10:44,472 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:10:44,472 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:10:44,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:10:50,462 INFO L134 CoverageAnalysis]: Checked inductivity of 223 backedges. 8 proven. 3 refuted. 0 times theorem prover too weak. 212 trivial. 0 not checked. [2023-11-24 22:10:53,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:10:53,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 225 states to 121 states and 152 transitions. [2023-11-24 22:10:53,039 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 152 transitions. [2023-11-24 22:10:53,042 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 187 [2023-11-24 22:10:53,042 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:10:53,043 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:10:53,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:10:54,234 INFO L134 CoverageAnalysis]: Checked inductivity of 225 backedges. 2 proven. 3 refuted. 0 times theorem prover too weak. 220 trivial. 0 not checked. [2023-11-24 22:10:55,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:10:55,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 226 states to 122 states and 153 transitions. [2023-11-24 22:10:55,053 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 153 transitions. [2023-11-24 22:10:55,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2023-11-24 22:10:55,057 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:10:55,057 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:10:55,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:10:56,210 INFO L134 CoverageAnalysis]: Checked inductivity of 228 backedges. 2 proven. 6 refuted. 0 times theorem prover too weak. 220 trivial. 0 not checked. [2023-11-24 22:10:57,046 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:10:57,047 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 227 states to 123 states and 154 transitions. [2023-11-24 22:10:57,047 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 154 transitions. [2023-11-24 22:10:57,050 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2023-11-24 22:10:57,050 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:10:57,050 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:10:57,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:10:58,214 INFO L134 CoverageAnalysis]: Checked inductivity of 232 backedges. 2 proven. 10 refuted. 0 times theorem prover too weak. 220 trivial. 0 not checked. [2023-11-24 22:10:59,073 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:10:59,074 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 228 states to 124 states and 155 transitions. [2023-11-24 22:10:59,074 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 155 transitions. [2023-11-24 22:10:59,077 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 190 [2023-11-24 22:10:59,077 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:10:59,077 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:10:59,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:11:00,286 INFO L134 CoverageAnalysis]: Checked inductivity of 237 backedges. 2 proven. 15 refuted. 0 times theorem prover too weak. 220 trivial. 0 not checked. [2023-11-24 22:11:01,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:11:01,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 229 states to 125 states and 156 transitions. [2023-11-24 22:11:01,103 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 156 transitions. [2023-11-24 22:11:01,105 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2023-11-24 22:11:01,105 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:11:01,106 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:11:01,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:11:02,472 INFO L134 CoverageAnalysis]: Checked inductivity of 243 backedges. 2 proven. 21 refuted. 0 times theorem prover too weak. 220 trivial. 0 not checked. [2023-11-24 22:11:03,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:11:03,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 230 states to 126 states and 157 transitions. [2023-11-24 22:11:03,384 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 157 transitions. [2023-11-24 22:11:03,391 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2023-11-24 22:11:03,391 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:11:03,392 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:11:03,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:11:04,896 INFO L134 CoverageAnalysis]: Checked inductivity of 250 backedges. 2 proven. 28 refuted. 0 times theorem prover too weak. 220 trivial. 0 not checked. [2023-11-24 22:11:05,750 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:11:05,751 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 231 states to 127 states and 158 transitions. [2023-11-24 22:11:05,751 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 158 transitions. [2023-11-24 22:11:05,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2023-11-24 22:11:05,753 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:11:05,753 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:11:05,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat