./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/aws-c-common/aws_ring_buffer_init_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_6aa9e993-a5ea-412d-952e-5707b5d6f884/bin/ukojak-verify-1t5iHCbJaC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6aa9e993-a5ea-412d-952e-5707b5d6f884/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_6aa9e993-a5ea-412d-952e-5707b5d6f884/bin/ukojak-verify-1t5iHCbJaC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6aa9e993-a5ea-412d-952e-5707b5d6f884/bin/ukojak-verify-1t5iHCbJaC/config/KojakReach.xml -i ../../sv-benchmarks/c/aws-c-common/aws_ring_buffer_init_harness.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6aa9e993-a5ea-412d-952e-5707b5d6f884/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_6aa9e993-a5ea-412d-952e-5707b5d6f884/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 ccc87605c4556c18c172bc882c4bc58637928d3f75ad69e0a339ead8d6093a78 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 20:28:15,822 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 20:28:15,972 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6aa9e993-a5ea-412d-952e-5707b5d6f884/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Reach-64bit-Kojak_Default.epf [2023-11-23 20:28:15,978 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 20:28:15,980 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-23 20:28:16,025 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 20:28:16,028 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 20:28:16,029 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-23 20:28:16,030 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-23 20:28:16,036 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-23 20:28:16,037 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 20:28:16,038 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 20:28:16,038 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 20:28:16,040 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 20:28:16,041 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 20:28:16,042 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 20:28:16,042 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 20:28:16,043 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 20:28:16,043 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 20:28:16,044 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-23 20:28:16,045 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-23 20:28:16,045 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-23 20:28:16,046 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 20:28:16,046 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:28:16,047 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 20:28:16,047 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 20:28:16,048 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 20:28:16,048 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-23 20:28:16,048 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-23 20:28:16,049 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 20:28:16,049 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_6aa9e993-a5ea-412d-952e-5707b5d6f884/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6aa9e993-a5ea-412d-952e-5707b5d6f884/bin/ukojak-verify-1t5iHCbJaC Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ccc87605c4556c18c172bc882c4bc58637928d3f75ad69e0a339ead8d6093a78 [2023-11-23 20:28:16,491 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 20:28:16,531 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 20:28:16,534 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 20:28:16,536 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 20:28:16,537 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 20:28:16,539 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6aa9e993-a5ea-412d-952e-5707b5d6f884/bin/ukojak-verify-1t5iHCbJaC/../../sv-benchmarks/c/aws-c-common/aws_ring_buffer_init_harness.i [2023-11-23 20:28:19,821 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 20:28:20,367 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 20:28:20,377 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6aa9e993-a5ea-412d-952e-5707b5d6f884/sv-benchmarks/c/aws-c-common/aws_ring_buffer_init_harness.i [2023-11-23 20:28:20,460 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6aa9e993-a5ea-412d-952e-5707b5d6f884/bin/ukojak-verify-1t5iHCbJaC/data/0058c4ac1/f5baa2dc99864941813ce64c47ddd788/FLAG7dd6a7e7a [2023-11-23 20:28:20,483 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6aa9e993-a5ea-412d-952e-5707b5d6f884/bin/ukojak-verify-1t5iHCbJaC/data/0058c4ac1/f5baa2dc99864941813ce64c47ddd788 [2023-11-23 20:28:20,489 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 20:28:20,491 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 20:28:20,495 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 20:28:20,495 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 20:28:20,500 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 20:28:20,503 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:28:20" (1/1) ... [2023-11-23 20:28:20,505 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@743e029d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:28:20, skipping insertion in model container [2023-11-23 20:28:20,505 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:28:20" (1/1) ... [2023-11-23 20:28:20,658 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 20:28:20,949 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_6aa9e993-a5ea-412d-952e-5707b5d6f884/sv-benchmarks/c/aws-c-common/aws_ring_buffer_init_harness.i[4494,4507] [2023-11-23 20:28:20,957 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_6aa9e993-a5ea-412d-952e-5707b5d6f884/sv-benchmarks/c/aws-c-common/aws_ring_buffer_init_harness.i[4554,4567] [2023-11-23 20:28:21,900 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:28:21,901 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:28:21,902 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:28:21,904 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:28:21,905 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:28:21,922 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:28:21,923 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:28:21,926 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:28:21,927 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:28:21,930 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:28:21,931 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:28:21,932 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:28:21,933 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:28:22,422 WARN L635 FunctionHandler]: implicit declaration of function __atomic_load_n [2023-11-23 20:28:22,424 WARN L635 FunctionHandler]: implicit declaration of function __atomic_store_n [2023-11-23 20:28:22,425 WARN L635 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2023-11-23 20:28:22,427 WARN L635 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2023-11-23 20:28:22,429 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2023-11-23 20:28:22,430 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2023-11-23 20:28:22,431 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2023-11-23 20:28:22,432 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2023-11-23 20:28:22,433 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2023-11-23 20:28:22,434 WARN L635 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2023-11-23 20:28:22,682 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:28:22,727 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 20:28:22,753 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_6aa9e993-a5ea-412d-952e-5707b5d6f884/sv-benchmarks/c/aws-c-common/aws_ring_buffer_init_harness.i[4494,4507] [2023-11-23 20:28:22,753 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_6aa9e993-a5ea-412d-952e-5707b5d6f884/sv-benchmarks/c/aws-c-common/aws_ring_buffer_init_harness.i[4554,4567] [2023-11-23 20:28:22,839 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:28:22,848 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:28:22,849 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:28:22,850 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:28:22,852 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:28:22,859 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:28:22,865 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:28:22,866 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:28:22,870 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:28:22,871 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:28:22,873 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:28:22,874 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:28:22,874 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:28:22,918 WARN L635 FunctionHandler]: implicit declaration of function __atomic_load_n [2023-11-23 20:28:22,924 WARN L635 FunctionHandler]: implicit declaration of function __atomic_store_n [2023-11-23 20:28:22,925 WARN L635 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2023-11-23 20:28:22,927 WARN L635 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2023-11-23 20:28:22,935 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2023-11-23 20:28:22,936 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2023-11-23 20:28:22,936 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2023-11-23 20:28:22,937 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2023-11-23 20:28:22,938 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2023-11-23 20:28:22,939 WARN L635 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2023-11-23 20:28:23,049 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : : "r"(pBuf) : "memory"); [7591-7602] [2023-11-23 20:28:23,080 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:28:23,337 WARN L675 CHandler]: The function __atomic_fetch_or is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:28:23,337 WARN L675 CHandler]: The function __atomic_fetch_sub is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:28:23,337 WARN L675 CHandler]: The function __atomic_exchange_n is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:28:23,338 WARN L675 CHandler]: The function __atomic_fetch_xor is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:28:23,338 WARN L675 CHandler]: The function htons is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:28:23,338 WARN L675 CHandler]: The function ntohl is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:28:23,338 WARN L675 CHandler]: The function __atomic_compare_exchange_n is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:28:23,338 WARN L675 CHandler]: The function __atomic_fetch_add is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:28:23,340 WARN L675 CHandler]: The function fprintf is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:28:23,340 WARN L675 CHandler]: The function htonl is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:28:23,341 WARN L675 CHandler]: The function __atomic_store_n is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:28:23,341 WARN L675 CHandler]: The function ntohs is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:28:23,341 WARN L675 CHandler]: The function __atomic_load_n is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:28:23,342 WARN L675 CHandler]: The function __atomic_thread_fence is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:28:23,342 WARN L675 CHandler]: The function __atomic_fetch_and is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:28:23,344 WARN L675 CHandler]: The function aws_array_list_ensure_capacity is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:28:23,352 INFO L206 MainTranslator]: Completed translation [2023-11-23 20:28:23,353 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:28:23 WrapperNode [2023-11-23 20:28:23,354 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 20:28:23,355 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 20:28:23,356 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 20:28:23,357 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 20:28:23,365 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:28:23" (1/1) ... [2023-11-23 20:28:23,498 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:28:23" (1/1) ... [2023-11-23 20:28:23,646 INFO L138 Inliner]: procedures = 688, calls = 1512, calls flagged for inlining = 49, calls inlined = 7, statements flattened = 566 [2023-11-23 20:28:23,647 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 20:28:23,648 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 20:28:23,648 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 20:28:23,648 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 20:28:23,661 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:28:23" (1/1) ... [2023-11-23 20:28:23,661 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:28:23" (1/1) ... [2023-11-23 20:28:23,672 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:28:23" (1/1) ... [2023-11-23 20:28:23,673 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:28:23" (1/1) ... [2023-11-23 20:28:23,711 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:28:23" (1/1) ... [2023-11-23 20:28:23,717 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:28:23" (1/1) ... [2023-11-23 20:28:23,739 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:28:23" (1/1) ... [2023-11-23 20:28:23,754 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:28:23" (1/1) ... [2023-11-23 20:28:23,764 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 20:28:23,765 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 20:28:23,765 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 20:28:23,765 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 20:28:23,766 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:28:23" (1/1) ... [2023-11-23 20:28:23,771 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:28:23,787 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6aa9e993-a5ea-412d-952e-5707b5d6f884/bin/ukojak-verify-1t5iHCbJaC/z3 [2023-11-23 20:28:23,800 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6aa9e993-a5ea-412d-952e-5707b5d6f884/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-23 20:28:23,814 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6aa9e993-a5ea-412d-952e-5707b5d6f884/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-23 20:28:23,844 INFO L130 BoogieDeclarations]: Found specification of procedure __atomic_load_n [2023-11-23 20:28:23,844 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-23 20:28:23,844 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_bool [2023-11-23 20:28:23,845 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_bool [2023-11-23 20:28:23,845 INFO L130 BoogieDeclarations]: Found specification of procedure aws_allocator_is_valid [2023-11-23 20:28:23,845 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_allocator_is_valid [2023-11-23 20:28:23,845 INFO L130 BoogieDeclarations]: Found specification of procedure aws_atomic_load_ptr [2023-11-23 20:28:23,846 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_atomic_load_ptr [2023-11-23 20:28:23,846 INFO L130 BoogieDeclarations]: Found specification of procedure aws_atomic_init_ptr [2023-11-23 20:28:23,847 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_atomic_init_ptr [2023-11-23 20:28:23,847 INFO L130 BoogieDeclarations]: Found specification of procedure aws_raise_error [2023-11-23 20:28:23,848 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_raise_error [2023-11-23 20:28:23,848 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-23 20:28:23,849 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-23 20:28:23,849 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-23 20:28:23,849 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 20:28:23,849 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-23 20:28:23,850 INFO L130 BoogieDeclarations]: Found specification of procedure aws_atomic_priv_xlate_order [2023-11-23 20:28:23,850 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_atomic_priv_xlate_order [2023-11-23 20:28:23,850 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 20:28:23,850 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 20:28:23,851 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_malloc [2023-11-23 20:28:23,851 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_malloc [2023-11-23 20:28:23,852 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_malloc [2023-11-23 20:28:23,852 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_malloc [2023-11-23 20:28:23,852 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-11-23 20:28:23,852 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-11-23 20:28:23,853 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-23 20:28:23,854 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-23 20:28:23,855 INFO L130 BoogieDeclarations]: Found specification of procedure aws_mem_acquire [2023-11-23 20:28:23,855 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_mem_acquire [2023-11-23 20:28:23,855 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-23 20:28:23,856 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-23 20:28:23,856 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-23 20:28:23,856 INFO L130 BoogieDeclarations]: Found specification of procedure aws_ring_buffer_check_atomic_ptr [2023-11-23 20:28:23,857 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_ring_buffer_check_atomic_ptr [2023-11-23 20:28:23,857 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_allocator [2023-11-23 20:28:23,857 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_allocator [2023-11-23 20:28:23,857 INFO L130 BoogieDeclarations]: Found specification of procedure aws_ring_buffer_is_valid [2023-11-23 20:28:23,858 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_ring_buffer_is_valid [2023-11-23 20:28:23,858 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-23 20:28:24,215 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 20:28:24,218 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 20:28:25,163 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 20:28:25,399 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 20:28:25,400 INFO L309 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-23 20:28:25,403 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:28:25 BoogieIcfgContainer [2023-11-23 20:28:25,403 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 20:28:25,404 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-23 20:28:25,404 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-23 20:28:25,415 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-23 20:28:25,415 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:28:25" (1/1) ... [2023-11-23 20:28:25,426 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 20:28:25,495 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:28:25,507 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 106 states and 133 transitions. [2023-11-23 20:28:25,507 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 133 transitions. [2023-11-23 20:28:25,519 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2023-11-23 20:28:25,519 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:28:25,520 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:28:25,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:28:26,200 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2023-11-23 20:28:26,294 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:28:26,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 106 states and 130 transitions. [2023-11-23 20:28:26,297 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 130 transitions. [2023-11-23 20:28:26,300 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2023-11-23 20:28:26,300 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:28:26,301 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:28:26,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:28:27,112 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2023-11-23 20:28:27,221 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:28:27,230 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 110 states and 134 transitions. [2023-11-23 20:28:27,232 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 134 transitions. [2023-11-23 20:28:27,234 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2023-11-23 20:28:27,235 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:28:27,235 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:28:27,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:28:27,834 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2023-11-23 20:28:27,918 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:28:27,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 112 states and 136 transitions. [2023-11-23 20:28:27,925 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 136 transitions. [2023-11-23 20:28:27,937 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2023-11-23 20:28:27,937 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:28:27,938 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:28:28,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:28:28,877 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2023-11-23 20:28:29,053 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:28:29,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 108 states and 131 transitions. [2023-11-23 20:28:29,057 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 131 transitions. [2023-11-23 20:28:29,061 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2023-11-23 20:28:29,061 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:28:29,061 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:28:29,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:28:29,867 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2023-11-23 20:28:30,125 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:28:30,126 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 110 states and 135 transitions. [2023-11-23 20:28:30,127 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 135 transitions. [2023-11-23 20:28:30,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2023-11-23 20:28:30,128 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:28:30,129 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:28:30,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:28:30,875 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2023-11-23 20:28:31,450 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:28:31,453 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 112 states and 137 transitions. [2023-11-23 20:28:31,453 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 137 transitions. [2023-11-23 20:28:31,455 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2023-11-23 20:28:31,456 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:28:31,456 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:28:31,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:28:32,187 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2023-11-23 20:28:32,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:28:32,808 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 114 states and 137 transitions. [2023-11-23 20:28:32,809 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 137 transitions. [2023-11-23 20:28:32,811 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2023-11-23 20:28:32,811 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:28:32,812 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:28:32,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:28:33,615 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2023-11-23 20:28:34,361 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:28:34,363 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 116 states and 135 transitions. [2023-11-23 20:28:34,365 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 135 transitions. [2023-11-23 20:28:34,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2023-11-23 20:28:34,372 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:28:34,373 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:28:34,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:28:36,034 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2023-11-23 20:28:36,261 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:28:36,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 120 states and 138 transitions. [2023-11-23 20:28:36,262 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 138 transitions. [2023-11-23 20:28:36,264 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2023-11-23 20:28:36,264 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:28:36,264 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:28:36,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:28:37,179 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2023-11-23 20:28:37,321 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:28:37,322 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 122 states and 141 transitions. [2023-11-23 20:28:37,323 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 141 transitions. [2023-11-23 20:28:37,324 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2023-11-23 20:28:37,324 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:28:37,325 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:28:37,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:28:38,308 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2023-11-23 20:28:38,612 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:28:38,613 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 123 states and 143 transitions. [2023-11-23 20:28:38,613 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 143 transitions. [2023-11-23 20:28:38,614 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2023-11-23 20:28:38,615 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:28:38,615 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:28:38,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:28:39,742 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2023-11-23 20:28:40,155 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:28:40,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 124 states and 144 transitions. [2023-11-23 20:28:40,156 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 144 transitions. [2023-11-23 20:28:40,158 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2023-11-23 20:28:40,158 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:28:40,159 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:28:40,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:28:41,293 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2023-11-23 20:28:41,732 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:28:41,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 125 states and 145 transitions. [2023-11-23 20:28:41,734 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 145 transitions. [2023-11-23 20:28:41,737 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2023-11-23 20:28:41,737 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:28:41,737 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:28:41,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:28:42,947 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2023-11-23 20:28:43,346 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:28:43,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 126 states and 146 transitions. [2023-11-23 20:28:43,347 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 146 transitions. [2023-11-23 20:28:43,349 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2023-11-23 20:28:43,350 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:28:43,356 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:28:43,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:28:44,747 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2023-11-23 20:28:45,140 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:28:45,142 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154 states to 127 states and 147 transitions. [2023-11-23 20:28:45,142 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 147 transitions. [2023-11-23 20:28:45,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2023-11-23 20:28:45,144 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:28:45,144 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:28:45,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:28:46,440 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2023-11-23 20:28:46,873 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:28:46,874 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 155 states to 128 states and 148 transitions. [2023-11-23 20:28:46,874 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 148 transitions. [2023-11-23 20:28:46,879 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2023-11-23 20:28:46,880 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:28:46,880 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:28:47,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:28:48,330 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2023-11-23 20:28:48,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:28:48,876 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 156 states to 129 states and 149 transitions. [2023-11-23 20:28:48,877 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 149 transitions. [2023-11-23 20:28:48,878 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2023-11-23 20:28:48,879 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:28:48,879 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:28:49,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:28:50,181 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2023-11-23 20:28:50,604 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:28:50,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 130 states and 150 transitions. [2023-11-23 20:28:50,606 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 150 transitions. [2023-11-23 20:28:50,608 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2023-11-23 20:28:50,608 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:28:50,608 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:28:50,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:28:51,896 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2023-11-23 20:28:52,339 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:28:52,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 131 states and 151 transitions. [2023-11-23 20:28:52,341 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 151 transitions. [2023-11-23 20:28:52,342 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2023-11-23 20:28:52,342 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:28:52,343 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:28:52,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:28:53,588 INFO L134 CoverageAnalysis]: Checked inductivity of 115 backedges. 0 proven. 55 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2023-11-23 20:28:53,994 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:28:53,995 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 159 states to 132 states and 152 transitions. [2023-11-23 20:28:53,995 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 152 transitions. [2023-11-23 20:28:53,997 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2023-11-23 20:28:53,997 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:28:53,997 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:28:54,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:28:55,351 INFO L134 CoverageAnalysis]: Checked inductivity of 126 backedges. 0 proven. 66 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2023-11-23 20:28:55,795 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:28:55,796 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 133 states and 153 transitions. [2023-11-23 20:28:55,796 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 153 transitions. [2023-11-23 20:28:55,798 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2023-11-23 20:28:55,805 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:28:55,805 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:28:55,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:28:57,168 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 0 proven. 78 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2023-11-23 20:28:57,565 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:28:57,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161 states to 134 states and 154 transitions. [2023-11-23 20:28:57,566 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 154 transitions. [2023-11-23 20:28:57,568 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2023-11-23 20:28:57,568 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:28:57,568 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:28:57,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat