./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/aws-c-common/aws_ring_buffer_clean_up_harness_negated.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 527bcce2 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61a4ce2b-c23d-48d5-9ceb-69ed432d2717/bin/ukojak-verify-i0I2FZA1j2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61a4ce2b-c23d-48d5-9ceb-69ed432d2717/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_61a4ce2b-c23d-48d5-9ceb-69ed432d2717/bin/ukojak-verify-i0I2FZA1j2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61a4ce2b-c23d-48d5-9ceb-69ed432d2717/bin/ukojak-verify-i0I2FZA1j2/config/KojakReach.xml -i ../../sv-benchmarks/c/aws-c-common/aws_ring_buffer_clean_up_harness_negated.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61a4ce2b-c23d-48d5-9ceb-69ed432d2717/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_61a4ce2b-c23d-48d5-9ceb-69ed432d2717/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 ae07279d7ad983372d5fdb866cc6181ffa271235ae22395ac4d6185e3eae141d --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 18:46:55,683 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 18:46:55,796 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61a4ce2b-c23d-48d5-9ceb-69ed432d2717/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Reach-64bit-Kojak_Default.epf [2023-11-21 18:46:55,806 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-21 18:46:55,807 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-21 18:46:55,843 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 18:46:55,849 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 18:46:55,850 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-21 18:46:55,851 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 18:46:55,860 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 18:46:55,861 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 18:46:55,861 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 18:46:55,862 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-21 18:46:55,864 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 18:46:55,864 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 18:46:55,865 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 18:46:55,865 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 18:46:55,866 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 18:46:55,866 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 18:46:55,867 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-21 18:46:55,868 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-21 18:46:55,868 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-21 18:46:55,869 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 18:46:55,869 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:46:55,870 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 18:46:55,870 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 18:46:55,871 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 18:46:55,871 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-21 18:46:55,872 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-21 18:46:55,872 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 18:46:55,874 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_61a4ce2b-c23d-48d5-9ceb-69ed432d2717/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61a4ce2b-c23d-48d5-9ceb-69ed432d2717/bin/ukojak-verify-i0I2FZA1j2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ae07279d7ad983372d5fdb866cc6181ffa271235ae22395ac4d6185e3eae141d [2023-11-21 18:46:56,194 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 18:46:56,229 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 18:46:56,232 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 18:46:56,234 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 18:46:56,234 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 18:46:56,236 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61a4ce2b-c23d-48d5-9ceb-69ed432d2717/bin/ukojak-verify-i0I2FZA1j2/../../sv-benchmarks/c/aws-c-common/aws_ring_buffer_clean_up_harness_negated.i [2023-11-21 18:46:59,317 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 18:46:59,962 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 18:46:59,965 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61a4ce2b-c23d-48d5-9ceb-69ed432d2717/sv-benchmarks/c/aws-c-common/aws_ring_buffer_clean_up_harness_negated.i [2023-11-21 18:47:00,018 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61a4ce2b-c23d-48d5-9ceb-69ed432d2717/bin/ukojak-verify-i0I2FZA1j2/data/c40897190/a8916ac68dc5483d86622c15a13d0d71/FLAG927ffc90e [2023-11-21 18:47:00,036 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61a4ce2b-c23d-48d5-9ceb-69ed432d2717/bin/ukojak-verify-i0I2FZA1j2/data/c40897190/a8916ac68dc5483d86622c15a13d0d71 [2023-11-21 18:47:00,042 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 18:47:00,046 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 18:47:00,051 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 18:47:00,052 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 18:47:00,057 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 18:47:00,058 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:47:00" (1/1) ... [2023-11-21 18:47:00,059 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4cdbf6af and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:47:00, skipping insertion in model container [2023-11-21 18:47:00,059 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:47:00" (1/1) ... [2023-11-21 18:47:00,219 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 18:47:00,607 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_61a4ce2b-c23d-48d5-9ceb-69ed432d2717/sv-benchmarks/c/aws-c-common/aws_ring_buffer_clean_up_harness_negated.i[4498,4511] [2023-11-21 18:47:00,618 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_61a4ce2b-c23d-48d5-9ceb-69ed432d2717/sv-benchmarks/c/aws-c-common/aws_ring_buffer_clean_up_harness_negated.i[4558,4571] [2023-11-21 18:47:01,958 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:47:01,959 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:47:01,960 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:47:01,961 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:47:01,962 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:47:01,980 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:47:01,981 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:47:01,984 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:47:01,985 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:47:02,628 WARN L635 FunctionHandler]: implicit declaration of function __atomic_load_n [2023-11-21 18:47:02,630 WARN L635 FunctionHandler]: implicit declaration of function __atomic_store_n [2023-11-21 18:47:02,632 WARN L635 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2023-11-21 18:47:02,634 WARN L635 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2023-11-21 18:47:02,637 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2023-11-21 18:47:02,638 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2023-11-21 18:47:02,639 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2023-11-21 18:47:02,640 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2023-11-21 18:47:02,641 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2023-11-21 18:47:02,643 WARN L635 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2023-11-21 18:47:03,115 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:47:03,116 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:47:03,243 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:47:03,312 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 18:47:03,340 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_61a4ce2b-c23d-48d5-9ceb-69ed432d2717/sv-benchmarks/c/aws-c-common/aws_ring_buffer_clean_up_harness_negated.i[4498,4511] [2023-11-21 18:47:03,341 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_61a4ce2b-c23d-48d5-9ceb-69ed432d2717/sv-benchmarks/c/aws-c-common/aws_ring_buffer_clean_up_harness_negated.i[4558,4571] [2023-11-21 18:47:03,391 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:47:03,391 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:47:03,392 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:47:03,393 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:47:03,394 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:47:03,401 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:47:03,402 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:47:03,403 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:47:03,403 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:47:03,449 WARN L635 FunctionHandler]: implicit declaration of function __atomic_load_n [2023-11-21 18:47:03,450 WARN L635 FunctionHandler]: implicit declaration of function __atomic_store_n [2023-11-21 18:47:03,451 WARN L635 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2023-11-21 18:47:03,452 WARN L635 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2023-11-21 18:47:03,454 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2023-11-21 18:47:03,462 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2023-11-21 18:47:03,463 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2023-11-21 18:47:03,464 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2023-11-21 18:47:03,465 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2023-11-21 18:47:03,465 WARN L635 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2023-11-21 18:47:03,580 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : "+r"(index)); [8237] [2023-11-21 18:47:03,582 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:47:03,582 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:47:03,624 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : : "r"(pBuf) : "memory"); [8963-8974] [2023-11-21 18:47:03,636 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:47:04,021 WARN L675 CHandler]: The function __atomic_fetch_or is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:47:04,021 WARN L675 CHandler]: The function __atomic_fetch_sub is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:47:04,021 WARN L675 CHandler]: The function __atomic_exchange_n is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:47:04,022 WARN L675 CHandler]: The function __atomic_fetch_xor is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:47:04,022 WARN L675 CHandler]: The function htons is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:47:04,022 WARN L675 CHandler]: The function ntohl is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:47:04,022 WARN L675 CHandler]: The function __atomic_compare_exchange_n is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:47:04,022 WARN L675 CHandler]: The function __atomic_fetch_add is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:47:04,024 WARN L675 CHandler]: The function fprintf is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:47:04,024 WARN L675 CHandler]: The function htonl is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:47:04,025 WARN L675 CHandler]: The function __atomic_store_n is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:47:04,025 WARN L675 CHandler]: The function ntohs is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:47:04,025 WARN L675 CHandler]: The function predicate is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:47:04,025 WARN L675 CHandler]: The function __atomic_load_n is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:47:04,025 WARN L675 CHandler]: The function memcmp is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:47:04,026 WARN L675 CHandler]: The function __atomic_thread_fence is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:47:04,027 WARN L675 CHandler]: The function __atomic_fetch_and is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:47:04,027 WARN L675 CHandler]: The function memchr is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:47:04,035 INFO L206 MainTranslator]: Completed translation [2023-11-21 18:47:04,037 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:47:04 WrapperNode [2023-11-21 18:47:04,037 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 18:47:04,039 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 18:47:04,040 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 18:47:04,041 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 18:47:04,049 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:47:04" (1/1) ... [2023-11-21 18:47:04,183 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:47:04" (1/1) ... [2023-11-21 18:47:04,277 INFO L138 Inliner]: procedures = 690, calls = 2875, calls flagged for inlining = 57, calls inlined = 6, statements flattened = 811 [2023-11-21 18:47:04,278 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 18:47:04,279 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 18:47:04,279 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 18:47:04,280 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 18:47:04,290 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:47:04" (1/1) ... [2023-11-21 18:47:04,290 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:47:04" (1/1) ... [2023-11-21 18:47:04,304 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:47:04" (1/1) ... [2023-11-21 18:47:04,305 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:47:04" (1/1) ... [2023-11-21 18:47:04,359 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:47:04" (1/1) ... [2023-11-21 18:47:04,384 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:47:04" (1/1) ... [2023-11-21 18:47:04,391 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:47:04" (1/1) ... [2023-11-21 18:47:04,397 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:47:04" (1/1) ... [2023-11-21 18:47:04,411 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-21 18:47:04,415 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-21 18:47:04,415 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-21 18:47:04,415 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-21 18:47:04,416 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:47:04" (1/1) ... [2023-11-21 18:47:04,422 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:47:04,434 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61a4ce2b-c23d-48d5-9ceb-69ed432d2717/bin/ukojak-verify-i0I2FZA1j2/z3 [2023-11-21 18:47:04,452 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61a4ce2b-c23d-48d5-9ceb-69ed432d2717/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-21 18:47:04,479 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61a4ce2b-c23d-48d5-9ceb-69ed432d2717/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-21 18:47:04,499 INFO L130 BoogieDeclarations]: Found specification of procedure __atomic_store_n [2023-11-21 18:47:04,499 INFO L130 BoogieDeclarations]: Found specification of procedure __atomic_load_n [2023-11-21 18:47:04,499 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-21 18:47:04,500 INFO L130 BoogieDeclarations]: Found specification of procedure aws_atomic_load_ptr [2023-11-21 18:47:04,500 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_atomic_load_ptr [2023-11-21 18:47:04,500 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-21 18:47:04,500 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-21 18:47:04,500 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-21 18:47:04,500 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-21 18:47:04,501 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-21 18:47:04,502 INFO L130 BoogieDeclarations]: Found specification of procedure aws_atomic_priv_xlate_order [2023-11-21 18:47:04,503 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_atomic_priv_xlate_order [2023-11-21 18:47:04,503 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-21 18:47:04,503 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-21 18:47:04,504 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_malloc [2023-11-21 18:47:04,504 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_malloc [2023-11-21 18:47:04,504 INFO L130 BoogieDeclarations]: Found specification of procedure aws_mem_release [2023-11-21 18:47:04,504 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_mem_release [2023-11-21 18:47:04,504 INFO L130 BoogieDeclarations]: Found specification of procedure aws_atomic_store_ptr [2023-11-21 18:47:04,504 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_atomic_store_ptr [2023-11-21 18:47:04,505 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-11-21 18:47:04,505 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-11-21 18:47:04,505 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-21 18:47:04,506 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-21 18:47:04,506 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-21 18:47:04,506 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-21 18:47:04,506 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-21 18:47:04,507 INFO L130 BoogieDeclarations]: Found specification of procedure aws_ring_buffer_check_atomic_ptr [2023-11-21 18:47:04,507 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_ring_buffer_check_atomic_ptr [2023-11-21 18:47:04,507 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_allocator [2023-11-21 18:47:04,507 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_allocator [2023-11-21 18:47:04,507 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_uint64_t [2023-11-21 18:47:04,508 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_uint64_t [2023-11-21 18:47:04,508 INFO L130 BoogieDeclarations]: Found specification of procedure aws_atomic_store_ptr_explicit [2023-11-21 18:47:04,508 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_atomic_store_ptr_explicit [2023-11-21 18:47:04,508 INFO L130 BoogieDeclarations]: Found specification of procedure aws_ring_buffer_is_valid [2023-11-21 18:47:04,509 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_ring_buffer_is_valid [2023-11-21 18:47:04,509 INFO L130 BoogieDeclarations]: Found specification of procedure aws_atomic_load_ptr_explicit [2023-11-21 18:47:04,509 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_atomic_load_ptr_explicit [2023-11-21 18:47:04,509 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-21 18:47:04,806 INFO L240 CfgBuilder]: Building ICFG [2023-11-21 18:47:04,808 INFO L266 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-21 18:47:06,288 INFO L281 CfgBuilder]: Performing block encoding [2023-11-21 18:47:06,582 INFO L303 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-21 18:47:06,583 INFO L308 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-21 18:47:06,585 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:47:06 BoogieIcfgContainer [2023-11-21 18:47:06,586 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-21 18:47:06,587 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-21 18:47:06,587 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-21 18:47:06,597 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-21 18:47:06,597 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:47:06" (1/1) ... [2023-11-21 18:47:06,607 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 18:47:06,669 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:47:06,682 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 107 states and 135 transitions. [2023-11-21 18:47:06,682 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 135 transitions. [2023-11-21 18:47:06,691 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-21 18:47:06,691 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:47:06,692 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:47:07,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:47:07,929 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-21 18:47:08,252 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:47:08,255 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 113 states and 144 transitions. [2023-11-21 18:47:08,255 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 144 transitions. [2023-11-21 18:47:08,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2023-11-21 18:47:08,259 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:47:08,259 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:47:08,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:47:09,125 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 4 proven. 8 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-21 18:47:09,469 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:47:09,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 115 states and 155 transitions. [2023-11-21 18:47:09,472 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 155 transitions. [2023-11-21 18:47:09,474 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2023-11-21 18:47:09,474 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:47:09,474 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:47:09,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:47:10,369 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 6 proven. 9 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-21 18:47:11,006 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:47:11,015 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 177 states to 117 states and 163 transitions. [2023-11-21 18:47:11,016 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 163 transitions. [2023-11-21 18:47:11,018 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2023-11-21 18:47:11,019 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:47:11,020 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:47:11,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:47:11,774 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 8 proven. 10 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-21 18:47:12,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:47:12,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 192 states to 119 states and 169 transitions. [2023-11-21 18:47:12,410 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 169 transitions. [2023-11-21 18:47:12,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2023-11-21 18:47:12,412 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:47:12,413 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:47:12,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:47:13,110 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 10 proven. 11 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-21 18:47:13,827 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:47:13,828 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 121 states and 173 transitions. [2023-11-21 18:47:13,828 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 173 transitions. [2023-11-21 18:47:13,830 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2023-11-21 18:47:13,831 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:47:13,831 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:47:13,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:47:14,497 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2023-11-21 18:47:14,657 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:47:14,661 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 173 states to 111 states and 134 transitions. [2023-11-21 18:47:14,663 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 134 transitions. [2023-11-21 18:47:14,666 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 174 [2023-11-21 18:47:14,672 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:47:14,673 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:47:14,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:47:14,932 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 220 trivial. 0 not checked. [2023-11-21 18:47:14,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:47:14,965 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 170 states to 111 states and 131 transitions. [2023-11-21 18:47:14,965 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 131 transitions. [2023-11-21 18:47:14,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2023-11-21 18:47:14,976 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:47:14,977 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:47:15,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:47:18,837 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 220 trivial. 0 not checked. [2023-11-21 18:47:20,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:47:20,044 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 229 states to 120 states and 155 transitions. [2023-11-21 18:47:20,045 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 155 transitions. [2023-11-21 18:47:20,047 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2023-11-21 18:47:20,047 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:47:20,047 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:47:20,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:47:21,491 INFO L134 CoverageAnalysis]: Checked inductivity of 221 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 220 trivial. 0 not checked. [2023-11-21 18:47:22,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:47:22,663 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 123 states and 163 transitions. [2023-11-21 18:47:22,663 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 163 transitions. [2023-11-21 18:47:22,667 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2023-11-21 18:47:22,667 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:47:22,667 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:47:23,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:47:23,999 INFO L134 CoverageAnalysis]: Checked inductivity of 223 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 220 trivial. 0 not checked. [2023-11-21 18:47:25,021 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:47:25,022 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 244 states to 125 states and 170 transitions. [2023-11-21 18:47:25,023 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 170 transitions. [2023-11-21 18:47:25,026 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2023-11-21 18:47:25,027 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:47:25,027 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:47:25,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:47:26,372 INFO L134 CoverageAnalysis]: Checked inductivity of 226 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 220 trivial. 0 not checked. [2023-11-21 18:47:27,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:47:27,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 247 states to 126 states and 173 transitions. [2023-11-21 18:47:27,550 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 173 transitions. [2023-11-21 18:47:27,553 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2023-11-21 18:47:27,553 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:47:27,553 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:47:27,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:47:28,548 INFO L134 CoverageAnalysis]: Checked inductivity of 226 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 220 trivial. 0 not checked. [2023-11-21 18:47:28,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:47:28,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 248 states to 127 states and 174 transitions. [2023-11-21 18:47:28,963 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 174 transitions. [2023-11-21 18:47:28,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2023-11-21 18:47:28,965 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:47:28,966 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:47:29,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:47:30,256 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 220 trivial. 0 not checked. [2023-11-21 18:47:30,968 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:47:30,970 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 251 states to 128 states and 177 transitions. [2023-11-21 18:47:30,970 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 177 transitions. [2023-11-21 18:47:30,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2023-11-21 18:47:30,973 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:47:30,973 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:47:31,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:47:32,118 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 220 trivial. 0 not checked. [2023-11-21 18:47:32,555 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:47:32,557 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 252 states to 129 states and 178 transitions. [2023-11-21 18:47:32,557 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 178 transitions. [2023-11-21 18:47:32,560 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2023-11-21 18:47:32,560 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:47:32,560 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:47:32,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:47:33,250 INFO L134 CoverageAnalysis]: Checked inductivity of 222 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 220 trivial. 0 not checked. [2023-11-21 18:47:33,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:47:33,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 252 states to 130 states and 178 transitions. [2023-11-21 18:47:33,634 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 178 transitions. [2023-11-21 18:47:33,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2023-11-21 18:47:33,639 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:47:33,639 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:47:33,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:47:35,119 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 220 trivial. 0 not checked. [2023-11-21 18:47:35,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:47:35,891 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 255 states to 131 states and 181 transitions. [2023-11-21 18:47:35,891 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 181 transitions. [2023-11-21 18:47:35,893 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2023-11-21 18:47:35,893 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:47:35,894 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:47:36,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:47:36,923 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 220 trivial. 0 not checked. [2023-11-21 18:47:37,397 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:47:37,398 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 256 states to 132 states and 182 transitions. [2023-11-21 18:47:37,398 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 182 transitions. [2023-11-21 18:47:37,400 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2023-11-21 18:47:37,401 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:47:37,401 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:47:37,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:47:38,747 INFO L134 CoverageAnalysis]: Checked inductivity of 241 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 220 trivial. 0 not checked.