./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/aws-c-common/aws_priority_queue_init_dynamic_harness.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 527bcce2 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0355282e-c853-47cc-8340-2d597177c379/bin/ukojak-verify-i0I2FZA1j2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0355282e-c853-47cc-8340-2d597177c379/bin/ukojak-verify-i0I2FZA1j2/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0355282e-c853-47cc-8340-2d597177c379/bin/ukojak-verify-i0I2FZA1j2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0355282e-c853-47cc-8340-2d597177c379/bin/ukojak-verify-i0I2FZA1j2/config/KojakReach.xml -i ../../sv-benchmarks/c/aws-c-common/aws_priority_queue_init_dynamic_harness.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0355282e-c853-47cc-8340-2d597177c379/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0355282e-c853-47cc-8340-2d597177c379/bin/ukojak-verify-i0I2FZA1j2 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash fd704c0997d5526a33ae946f9f6b6d8e05b412ad44e87cb653981b428eeb987a --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 18:47:29,931 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 18:47:30,064 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0355282e-c853-47cc-8340-2d597177c379/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Reach-64bit-Kojak_Default.epf [2023-11-21 18:47:30,075 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-21 18:47:30,076 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-21 18:47:30,118 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 18:47:30,119 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 18:47:30,120 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-21 18:47:30,121 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 18:47:30,126 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 18:47:30,127 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 18:47:30,127 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 18:47:30,128 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-21 18:47:30,130 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 18:47:30,130 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 18:47:30,131 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 18:47:30,131 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 18:47:30,132 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 18:47:30,132 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 18:47:30,133 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-21 18:47:30,134 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-21 18:47:30,134 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-21 18:47:30,135 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 18:47:30,135 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:47:30,136 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 18:47:30,136 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 18:47:30,137 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 18:47:30,137 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-21 18:47:30,138 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-21 18:47:30,138 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 18:47:30,139 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_0355282e-c853-47cc-8340-2d597177c379/bin/ukojak-verify-i0I2FZA1j2/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0355282e-c853-47cc-8340-2d597177c379/bin/ukojak-verify-i0I2FZA1j2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> fd704c0997d5526a33ae946f9f6b6d8e05b412ad44e87cb653981b428eeb987a [2023-11-21 18:47:30,458 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 18:47:30,494 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 18:47:30,497 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 18:47:30,499 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 18:47:30,499 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 18:47:30,501 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0355282e-c853-47cc-8340-2d597177c379/bin/ukojak-verify-i0I2FZA1j2/../../sv-benchmarks/c/aws-c-common/aws_priority_queue_init_dynamic_harness.i [2023-11-21 18:47:34,040 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 18:47:34,645 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 18:47:34,646 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0355282e-c853-47cc-8340-2d597177c379/sv-benchmarks/c/aws-c-common/aws_priority_queue_init_dynamic_harness.i [2023-11-21 18:47:34,718 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0355282e-c853-47cc-8340-2d597177c379/bin/ukojak-verify-i0I2FZA1j2/data/8c9ad89fc/e0f64b64165142e3974fe6cb623188f7/FLAG5d5cd927a [2023-11-21 18:47:34,743 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0355282e-c853-47cc-8340-2d597177c379/bin/ukojak-verify-i0I2FZA1j2/data/8c9ad89fc/e0f64b64165142e3974fe6cb623188f7 [2023-11-21 18:47:34,750 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 18:47:34,753 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 18:47:34,757 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 18:47:34,758 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 18:47:34,765 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 18:47:34,766 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:47:34" (1/1) ... [2023-11-21 18:47:34,768 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7b28c8db and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:47:34, skipping insertion in model container [2023-11-21 18:47:34,768 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:47:34" (1/1) ... [2023-11-21 18:47:34,957 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 18:47:35,405 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_0355282e-c853-47cc-8340-2d597177c379/sv-benchmarks/c/aws-c-common/aws_priority_queue_init_dynamic_harness.i[4505,4518] [2023-11-21 18:47:35,418 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_0355282e-c853-47cc-8340-2d597177c379/sv-benchmarks/c/aws-c-common/aws_priority_queue_init_dynamic_harness.i[4565,4578] [2023-11-21 18:47:37,026 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:47:37,027 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:47:37,029 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:47:37,031 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:47:37,035 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:47:37,051 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:47:37,052 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:47:37,054 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:47:37,055 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:47:37,489 WARN L635 FunctionHandler]: implicit declaration of function __atomic_load_n [2023-11-21 18:47:37,491 WARN L635 FunctionHandler]: implicit declaration of function __atomic_store_n [2023-11-21 18:47:37,493 WARN L635 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2023-11-21 18:47:37,495 WARN L635 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2023-11-21 18:47:37,497 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2023-11-21 18:47:37,499 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2023-11-21 18:47:37,500 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2023-11-21 18:47:37,501 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2023-11-21 18:47:37,502 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2023-11-21 18:47:37,503 WARN L635 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2023-11-21 18:47:37,697 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:47:37,698 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:47:37,766 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:47:37,824 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 18:47:37,856 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_0355282e-c853-47cc-8340-2d597177c379/sv-benchmarks/c/aws-c-common/aws_priority_queue_init_dynamic_harness.i[4505,4518] [2023-11-21 18:47:37,857 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_0355282e-c853-47cc-8340-2d597177c379/sv-benchmarks/c/aws-c-common/aws_priority_queue_init_dynamic_harness.i[4565,4578] [2023-11-21 18:47:37,984 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:47:38,001 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:47:38,008 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:47:38,010 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:47:38,011 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:47:38,022 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:47:38,023 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:47:38,024 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:47:38,026 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:47:38,109 WARN L635 FunctionHandler]: implicit declaration of function __atomic_load_n [2023-11-21 18:47:38,110 WARN L635 FunctionHandler]: implicit declaration of function __atomic_store_n [2023-11-21 18:47:38,111 WARN L635 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2023-11-21 18:47:38,114 WARN L635 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2023-11-21 18:47:38,117 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2023-11-21 18:47:38,118 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2023-11-21 18:47:38,119 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2023-11-21 18:47:38,121 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2023-11-21 18:47:38,121 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2023-11-21 18:47:38,122 WARN L635 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2023-11-21 18:47:38,206 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:47:38,207 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:47:38,225 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : : "r"(pBuf) : "memory"); [7703-7714] [2023-11-21 18:47:38,260 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:47:38,502 WARN L675 CHandler]: The function __atomic_fetch_or is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:47:38,502 WARN L675 CHandler]: The function __atomic_fetch_sub is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:47:38,503 WARN L675 CHandler]: The function __atomic_exchange_n is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:47:38,503 WARN L675 CHandler]: The function __atomic_fetch_xor is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:47:38,503 WARN L675 CHandler]: The function htons is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:47:38,503 WARN L675 CHandler]: The function ntohl is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:47:38,503 WARN L675 CHandler]: The function __atomic_compare_exchange_n is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:47:38,503 WARN L675 CHandler]: The function __atomic_fetch_add is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:47:38,504 WARN L675 CHandler]: The function fprintf is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:47:38,504 WARN L675 CHandler]: The function htonl is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:47:38,504 WARN L675 CHandler]: The function __atomic_store_n is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:47:38,504 WARN L675 CHandler]: The function ntohs is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:47:38,504 WARN L675 CHandler]: The function __atomic_load_n is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:47:38,505 WARN L675 CHandler]: The function __atomic_thread_fence is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:47:38,505 WARN L675 CHandler]: The function __atomic_fetch_and is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:47:38,513 INFO L206 MainTranslator]: Completed translation [2023-11-21 18:47:38,513 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:47:38 WrapperNode [2023-11-21 18:47:38,514 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 18:47:38,515 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 18:47:38,515 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 18:47:38,515 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 18:47:38,523 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:47:38" (1/1) ... [2023-11-21 18:47:38,676 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:47:38" (1/1) ... [2023-11-21 18:47:38,801 INFO L138 Inliner]: procedures = 688, calls = 1515, calls flagged for inlining = 53, calls inlined = 9, statements flattened = 734 [2023-11-21 18:47:38,802 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 18:47:38,803 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 18:47:38,803 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 18:47:38,803 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 18:47:38,816 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:47:38" (1/1) ... [2023-11-21 18:47:38,816 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:47:38" (1/1) ... [2023-11-21 18:47:38,825 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:47:38" (1/1) ... [2023-11-21 18:47:38,826 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:47:38" (1/1) ... [2023-11-21 18:47:38,865 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:47:38" (1/1) ... [2023-11-21 18:47:38,871 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:47:38" (1/1) ... [2023-11-21 18:47:38,880 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:47:38" (1/1) ... [2023-11-21 18:47:38,886 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:47:38" (1/1) ... [2023-11-21 18:47:38,900 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-21 18:47:38,901 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-21 18:47:38,902 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-21 18:47:38,902 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-21 18:47:38,903 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:47:38" (1/1) ... [2023-11-21 18:47:38,909 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:47:38,927 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0355282e-c853-47cc-8340-2d597177c379/bin/ukojak-verify-i0I2FZA1j2/z3 [2023-11-21 18:47:38,942 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0355282e-c853-47cc-8340-2d597177c379/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-21 18:47:38,985 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0355282e-c853-47cc-8340-2d597177c379/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-21 18:47:39,015 INFO L130 BoogieDeclarations]: Found specification of procedure aws_is_mem_zeroed [2023-11-21 18:47:39,016 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_is_mem_zeroed [2023-11-21 18:47:39,016 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-21 18:47:39,018 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_is_valid [2023-11-21 18:47:39,018 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_is_valid [2023-11-21 18:47:39,019 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_bool [2023-11-21 18:47:39,019 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_bool [2023-11-21 18:47:39,019 INFO L130 BoogieDeclarations]: Found specification of procedure aws_allocator_is_valid [2023-11-21 18:47:39,019 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_allocator_is_valid [2023-11-21 18:47:39,019 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-21 18:47:39,020 INFO L130 BoogieDeclarations]: Found specification of procedure aws_raise_error [2023-11-21 18:47:39,020 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_raise_error [2023-11-21 18:47:39,020 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-21 18:47:39,020 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-21 18:47:39,022 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-21 18:47:39,022 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-21 18:47:39,024 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-21 18:47:39,024 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-21 18:47:39,024 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-21 18:47:39,024 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_malloc [2023-11-21 18:47:39,024 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_malloc [2023-11-21 18:47:39,025 INFO L130 BoogieDeclarations]: Found specification of procedure aws_mul_size_checked [2023-11-21 18:47:39,025 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_mul_size_checked [2023-11-21 18:47:39,025 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_malloc [2023-11-21 18:47:39,025 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_malloc [2023-11-21 18:47:39,025 INFO L130 BoogieDeclarations]: Found specification of procedure aws_priority_queue_is_valid [2023-11-21 18:47:39,026 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_priority_queue_is_valid [2023-11-21 18:47:39,027 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-21 18:47:39,027 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-21 18:47:39,027 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-21 18:47:39,028 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-21 18:47:39,028 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-21 18:47:39,028 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_allocator [2023-11-21 18:47:39,028 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_allocator [2023-11-21 18:47:39,028 INFO L130 BoogieDeclarations]: Found specification of procedure __CPROVER_overflow_mult [2023-11-21 18:47:39,029 INFO L138 BoogieDeclarations]: Found implementation of procedure __CPROVER_overflow_mult [2023-11-21 18:47:39,029 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-21 18:47:39,029 INFO L130 BoogieDeclarations]: Found specification of procedure memset_impl [2023-11-21 18:47:39,030 INFO L138 BoogieDeclarations]: Found implementation of procedure memset_impl [2023-11-21 18:47:39,030 INFO L130 BoogieDeclarations]: Found specification of procedure my_memset [2023-11-21 18:47:39,031 INFO L138 BoogieDeclarations]: Found implementation of procedure my_memset [2023-11-21 18:47:39,031 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-21 18:47:39,512 INFO L240 CfgBuilder]: Building ICFG [2023-11-21 18:47:39,518 INFO L266 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-21 18:47:40,928 INFO L281 CfgBuilder]: Performing block encoding [2023-11-21 18:47:41,340 INFO L303 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-21 18:47:41,340 INFO L308 CfgBuilder]: Removed 6 assume(true) statements. [2023-11-21 18:47:41,343 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:47:41 BoogieIcfgContainer [2023-11-21 18:47:41,343 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-21 18:47:41,344 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-21 18:47:41,344 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-21 18:47:41,358 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-21 18:47:41,358 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:47:41" (1/1) ... [2023-11-21 18:47:41,397 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 18:47:41,462 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:47:41,477 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 155 states and 213 transitions. [2023-11-21 18:47:41,478 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 213 transitions. [2023-11-21 18:47:41,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2023-11-21 18:47:41,487 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:47:41,488 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:47:42,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:47:42,489 INFO L262 TraceCheckSpWp]: Trace formula consists of 2182 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-21 18:47:42,501 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:47:42,546 INFO L134 CoverageAnalysis]: Checked inductivity of 97 backedges. 49 proven. 0 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2023-11-21 18:47:42,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:47:42,794 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 208 states to 155 states and 208 transitions. [2023-11-21 18:47:42,795 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 208 transitions. [2023-11-21 18:47:42,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2023-11-21 18:47:42,802 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:47:42,802 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:47:43,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:47:43,632 INFO L262 TraceCheckSpWp]: Trace formula consists of 2330 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-21 18:47:43,641 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:47:43,779 INFO L134 CoverageAnalysis]: Checked inductivity of 148 backedges. 80 proven. 0 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2023-11-21 18:47:43,980 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:47:43,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 220 states to 159 states and 212 transitions. [2023-11-21 18:47:43,997 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 212 transitions. [2023-11-21 18:47:44,001 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2023-11-21 18:47:44,001 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:47:44,002 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:47:44,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:47:44,694 INFO L262 TraceCheckSpWp]: Trace formula consists of 2344 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-21 18:47:44,702 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:47:44,771 INFO L134 CoverageAnalysis]: Checked inductivity of 149 backedges. 77 proven. 0 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2023-11-21 18:47:44,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:47:44,851 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 221 states to 160 states and 213 transitions. [2023-11-21 18:47:44,851 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 213 transitions. [2023-11-21 18:47:44,854 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2023-11-21 18:47:44,854 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:47:44,854 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:47:45,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:47:45,574 INFO L262 TraceCheckSpWp]: Trace formula consists of 2382 conjuncts, 18 conjunts are in the unsatisfiable core [2023-11-21 18:47:45,582 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:47:45,815 INFO L134 CoverageAnalysis]: Checked inductivity of 154 backedges. 84 proven. 1 refuted. 0 times theorem prover too weak. 69 trivial. 0 not checked. [2023-11-21 18:47:46,533 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:47:46,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 234 states to 165 states and 219 transitions. [2023-11-21 18:47:46,536 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 219 transitions. [2023-11-21 18:47:46,545 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2023-11-21 18:47:46,546 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:47:46,546 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:47:47,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:47:47,254 INFO L262 TraceCheckSpWp]: Trace formula consists of 2420 conjuncts, 16 conjunts are in the unsatisfiable core [2023-11-21 18:47:47,259 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:47:47,575 INFO L134 CoverageAnalysis]: Checked inductivity of 163 backedges. 89 proven. 3 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2023-11-21 18:47:48,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:47:48,277 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 248 states to 170 states and 225 transitions. [2023-11-21 18:47:48,277 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 225 transitions. [2023-11-21 18:47:48,279 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2023-11-21 18:47:48,279 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:47:48,280 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:47:48,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:47:49,012 INFO L262 TraceCheckSpWp]: Trace formula consists of 2458 conjuncts, 26 conjunts are in the unsatisfiable core [2023-11-21 18:47:49,019 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:47:49,446 INFO L134 CoverageAnalysis]: Checked inductivity of 176 backedges. 96 proven. 6 refuted. 0 times theorem prover too weak. 74 trivial. 0 not checked. [2023-11-21 18:47:50,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:47:50,675 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 266 states to 175 states and 233 transitions. [2023-11-21 18:47:50,677 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 233 transitions. [2023-11-21 18:47:50,679 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2023-11-21 18:47:50,691 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:47:50,692 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:47:51,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:47:51,411 INFO L262 TraceCheckSpWp]: Trace formula consists of 2496 conjuncts, 38 conjunts are in the unsatisfiable core [2023-11-21 18:47:51,417 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:47:51,854 INFO L134 CoverageAnalysis]: Checked inductivity of 193 backedges. 105 proven. 10 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2023-11-21 18:47:53,315 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:47:53,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 287 states to 180 states and 242 transitions. [2023-11-21 18:47:53,317 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 242 transitions. [2023-11-21 18:47:53,320 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2023-11-21 18:47:53,320 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:47:53,320 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:47:54,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:47:54,232 INFO L262 TraceCheckSpWp]: Trace formula consists of 2534 conjuncts, 22 conjunts are in the unsatisfiable core [2023-11-21 18:47:54,242 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:47:54,753 INFO L134 CoverageAnalysis]: Checked inductivity of 214 backedges. 116 proven. 15 refuted. 0 times theorem prover too weak. 83 trivial. 0 not checked. [2023-11-21 18:47:56,716 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:47:56,721 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 311 states to 185 states and 252 transitions. [2023-11-21 18:47:56,721 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 252 transitions. [2023-11-21 18:47:56,724 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2023-11-21 18:47:56,724 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:47:56,724 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:47:58,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:47:58,632 INFO L262 TraceCheckSpWp]: Trace formula consists of 2572 conjuncts, 38 conjunts are in the unsatisfiable core [2023-11-21 18:47:58,639 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:47:59,273 INFO L134 CoverageAnalysis]: Checked inductivity of 239 backedges. 129 proven. 21 refuted. 0 times theorem prover too weak. 89 trivial. 0 not checked. [2023-11-21 18:48:01,463 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:48:01,465 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 338 states to 190 states and 263 transitions. [2023-11-21 18:48:01,465 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 263 transitions. [2023-11-21 18:48:01,467 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2023-11-21 18:48:01,467 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:48:01,468 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:48:02,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:48:02,819 INFO L262 TraceCheckSpWp]: Trace formula consists of 2610 conjuncts, 34 conjunts are in the unsatisfiable core [2023-11-21 18:48:02,825 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:48:03,500 INFO L134 CoverageAnalysis]: Checked inductivity of 268 backedges. 144 proven. 28 refuted. 0 times theorem prover too weak. 96 trivial. 0 not checked. [2023-11-21 18:48:05,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:48:05,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 368 states to 195 states and 275 transitions. [2023-11-21 18:48:05,969 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 275 transitions. [2023-11-21 18:48:05,972 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2023-11-21 18:48:05,972 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:48:05,972 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:48:07,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:48:07,353 INFO L262 TraceCheckSpWp]: Trace formula consists of 2648 conjuncts, 36 conjunts are in the unsatisfiable core [2023-11-21 18:48:07,360 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:48:08,177 INFO L134 CoverageAnalysis]: Checked inductivity of 301 backedges. 161 proven. 36 refuted. 0 times theorem prover too weak. 104 trivial. 0 not checked. [2023-11-21 18:48:10,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:48:10,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 401 states to 200 states and 288 transitions. [2023-11-21 18:48:10,634 INFO L276 IsEmpty]: Start isEmpty. Operand 200 states and 288 transitions. [2023-11-21 18:48:10,636 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2023-11-21 18:48:10,636 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:48:10,636 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:48:12,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:48:12,232 INFO L262 TraceCheckSpWp]: Trace formula consists of 2686 conjuncts, 58 conjunts are in the unsatisfiable core [2023-11-21 18:48:12,238 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:48:13,161 INFO L134 CoverageAnalysis]: Checked inductivity of 338 backedges. 180 proven. 45 refuted. 0 times theorem prover too weak. 113 trivial. 0 not checked. [2023-11-21 18:48:16,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:48:16,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 437 states to 205 states and 302 transitions. [2023-11-21 18:48:16,385 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 302 transitions. [2023-11-21 18:48:16,387 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2023-11-21 18:48:16,387 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:48:16,388 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:48:17,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:48:17,330 INFO L262 TraceCheckSpWp]: Trace formula consists of 2724 conjuncts, 54 conjunts are in the unsatisfiable core [2023-11-21 18:48:17,336 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:48:18,080 INFO L134 CoverageAnalysis]: Checked inductivity of 379 backedges. 201 proven. 55 refuted. 0 times theorem prover too weak. 123 trivial. 0 not checked. [2023-11-21 18:48:21,657 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:48:21,659 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 476 states to 210 states and 317 transitions. [2023-11-21 18:48:21,659 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 317 transitions. [2023-11-21 18:48:21,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2023-11-21 18:48:21,661 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:48:21,661 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:48:24,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:48:24,384 INFO L262 TraceCheckSpWp]: Trace formula consists of 2762 conjuncts, 66 conjunts are in the unsatisfiable core [2023-11-21 18:48:24,390 INFO L285 TraceCheckSpWp]: Computing forward predicates...