./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/aws-c-common/aws_ring_buffer_init_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_f22ed742-f21a-4ffe-98e5-d508db772b8e/bin/ukojak-verify-i0I2FZA1j2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f22ed742-f21a-4ffe-98e5-d508db772b8e/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_f22ed742-f21a-4ffe-98e5-d508db772b8e/bin/ukojak-verify-i0I2FZA1j2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f22ed742-f21a-4ffe-98e5-d508db772b8e/bin/ukojak-verify-i0I2FZA1j2/config/KojakReach.xml -i ../../sv-benchmarks/c/aws-c-common/aws_ring_buffer_init_harness_negated.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f22ed742-f21a-4ffe-98e5-d508db772b8e/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_f22ed742-f21a-4ffe-98e5-d508db772b8e/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 38cfe7ae18de3630a6ad5e4a2d52db48864abe61f2b19787e1d2a86c96a7a2c9 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 18:29:27,399 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 18:29:27,512 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f22ed742-f21a-4ffe-98e5-d508db772b8e/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Reach-64bit-Kojak_Default.epf [2023-11-21 18:29:27,519 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-21 18:29:27,520 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-21 18:29:27,558 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 18:29:27,559 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 18:29:27,560 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-21 18:29:27,561 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 18:29:27,565 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 18:29:27,567 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 18:29:27,567 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 18:29:27,568 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-21 18:29:27,569 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 18:29:27,570 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 18:29:27,570 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 18:29:27,571 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 18:29:27,571 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 18:29:27,572 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 18:29:27,573 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-21 18:29:27,573 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-21 18:29:27,574 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-21 18:29:27,574 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 18:29:27,575 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:29:27,575 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 18:29:27,576 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 18:29:27,576 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 18:29:27,577 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-21 18:29:27,577 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-21 18:29:27,578 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 18:29:27,579 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_f22ed742-f21a-4ffe-98e5-d508db772b8e/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f22ed742-f21a-4ffe-98e5-d508db772b8e/bin/ukojak-verify-i0I2FZA1j2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 38cfe7ae18de3630a6ad5e4a2d52db48864abe61f2b19787e1d2a86c96a7a2c9 [2023-11-21 18:29:27,924 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 18:29:27,957 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 18:29:27,960 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 18:29:27,962 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 18:29:27,962 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 18:29:27,964 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f22ed742-f21a-4ffe-98e5-d508db772b8e/bin/ukojak-verify-i0I2FZA1j2/../../sv-benchmarks/c/aws-c-common/aws_ring_buffer_init_harness_negated.i [2023-11-21 18:29:31,240 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 18:29:31,760 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 18:29:31,760 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f22ed742-f21a-4ffe-98e5-d508db772b8e/sv-benchmarks/c/aws-c-common/aws_ring_buffer_init_harness_negated.i [2023-11-21 18:29:31,803 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f22ed742-f21a-4ffe-98e5-d508db772b8e/bin/ukojak-verify-i0I2FZA1j2/data/6e9030729/e72cd8c5119b49c8a848dc0037ce88ca/FLAGe15107812 [2023-11-21 18:29:31,820 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f22ed742-f21a-4ffe-98e5-d508db772b8e/bin/ukojak-verify-i0I2FZA1j2/data/6e9030729/e72cd8c5119b49c8a848dc0037ce88ca [2023-11-21 18:29:31,824 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 18:29:31,825 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 18:29:31,827 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 18:29:31,827 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 18:29:31,833 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 18:29:31,834 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:29:31" (1/1) ... [2023-11-21 18:29:31,835 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1af5eaf7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:29:31, skipping insertion in model container [2023-11-21 18:29:31,835 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:29:31" (1/1) ... [2023-11-21 18:29:31,971 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 18:29:32,310 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_f22ed742-f21a-4ffe-98e5-d508db772b8e/sv-benchmarks/c/aws-c-common/aws_ring_buffer_init_harness_negated.i[4494,4507] [2023-11-21 18:29:32,319 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_f22ed742-f21a-4ffe-98e5-d508db772b8e/sv-benchmarks/c/aws-c-common/aws_ring_buffer_init_harness_negated.i[4554,4567] [2023-11-21 18:29:33,508 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:29:33,510 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:29:33,510 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:29:33,511 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:29:33,513 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:29:33,531 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:29:33,531 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:29:33,534 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:29:33,541 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:29:33,544 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:29:33,545 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:29:33,546 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:29:33,547 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:29:33,971 WARN L635 FunctionHandler]: implicit declaration of function __atomic_load_n [2023-11-21 18:29:33,973 WARN L635 FunctionHandler]: implicit declaration of function __atomic_store_n [2023-11-21 18:29:33,974 WARN L635 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2023-11-21 18:29:33,975 WARN L635 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2023-11-21 18:29:33,977 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2023-11-21 18:29:33,978 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2023-11-21 18:29:33,978 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2023-11-21 18:29:33,979 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2023-11-21 18:29:33,980 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2023-11-21 18:29:33,981 WARN L635 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2023-11-21 18:29:34,280 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:29:34,314 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 18:29:34,328 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_f22ed742-f21a-4ffe-98e5-d508db772b8e/sv-benchmarks/c/aws-c-common/aws_ring_buffer_init_harness_negated.i[4494,4507] [2023-11-21 18:29:34,328 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_f22ed742-f21a-4ffe-98e5-d508db772b8e/sv-benchmarks/c/aws-c-common/aws_ring_buffer_init_harness_negated.i[4554,4567] [2023-11-21 18:29:34,438 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:29:34,439 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:29:34,439 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:29:34,440 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:29:34,441 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:29:34,453 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:29:34,454 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:29:34,455 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:29:34,456 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:29:34,457 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:29:34,459 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:29:34,460 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:29:34,460 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:29:34,531 WARN L635 FunctionHandler]: implicit declaration of function __atomic_load_n [2023-11-21 18:29:34,532 WARN L635 FunctionHandler]: implicit declaration of function __atomic_store_n [2023-11-21 18:29:34,532 WARN L635 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2023-11-21 18:29:34,540 WARN L635 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2023-11-21 18:29:34,541 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2023-11-21 18:29:34,542 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2023-11-21 18:29:34,542 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2023-11-21 18:29:34,543 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2023-11-21 18:29:34,543 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2023-11-21 18:29:34,544 WARN L635 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2023-11-21 18:29:34,620 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : : "r"(pBuf) : "memory"); [7559-7570] [2023-11-21 18:29:34,655 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:29:34,925 WARN L675 CHandler]: The function __atomic_fetch_or is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:29:34,926 WARN L675 CHandler]: The function __atomic_fetch_sub is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:29:34,926 WARN L675 CHandler]: The function __atomic_exchange_n is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:29:34,926 WARN L675 CHandler]: The function __atomic_fetch_xor is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:29:34,926 WARN L675 CHandler]: The function htons is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:29:34,926 WARN L675 CHandler]: The function ntohl is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:29:34,926 WARN L675 CHandler]: The function __atomic_compare_exchange_n is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:29:34,926 WARN L675 CHandler]: The function __atomic_fetch_add is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:29:34,927 WARN L675 CHandler]: The function fprintf is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:29:34,927 WARN L675 CHandler]: The function htonl is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:29:34,927 WARN L675 CHandler]: The function __atomic_store_n is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:29:34,927 WARN L675 CHandler]: The function ntohs is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:29:34,927 WARN L675 CHandler]: The function __atomic_load_n is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:29:34,927 WARN L675 CHandler]: The function __atomic_thread_fence is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:29:34,927 WARN L675 CHandler]: The function __atomic_fetch_and is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:29:34,928 WARN L675 CHandler]: The function aws_array_list_ensure_capacity is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:29:34,935 INFO L206 MainTranslator]: Completed translation [2023-11-21 18:29:34,936 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:29:34 WrapperNode [2023-11-21 18:29:34,936 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 18:29:34,937 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 18:29:34,937 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 18:29:34,937 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 18:29:34,945 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:29:34" (1/1) ... [2023-11-21 18:29:35,024 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:29:34" (1/1) ... [2023-11-21 18:29:35,112 INFO L138 Inliner]: procedures = 688, calls = 1512, calls flagged for inlining = 49, calls inlined = 7, statements flattened = 566 [2023-11-21 18:29:35,113 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 18:29:35,114 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 18:29:35,114 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 18:29:35,114 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 18:29:35,123 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:29:34" (1/1) ... [2023-11-21 18:29:35,124 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:29:34" (1/1) ... [2023-11-21 18:29:35,136 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:29:34" (1/1) ... [2023-11-21 18:29:35,137 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:29:34" (1/1) ... [2023-11-21 18:29:35,186 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:29:34" (1/1) ... [2023-11-21 18:29:35,210 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:29:34" (1/1) ... [2023-11-21 18:29:35,218 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:29:34" (1/1) ... [2023-11-21 18:29:35,236 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:29:34" (1/1) ... [2023-11-21 18:29:35,244 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-21 18:29:35,245 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-21 18:29:35,245 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-21 18:29:35,246 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-21 18:29:35,246 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:29:34" (1/1) ... [2023-11-21 18:29:35,252 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:29:35,263 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f22ed742-f21a-4ffe-98e5-d508db772b8e/bin/ukojak-verify-i0I2FZA1j2/z3 [2023-11-21 18:29:35,275 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f22ed742-f21a-4ffe-98e5-d508db772b8e/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-21 18:29:35,289 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f22ed742-f21a-4ffe-98e5-d508db772b8e/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-21 18:29:35,318 INFO L130 BoogieDeclarations]: Found specification of procedure __atomic_load_n [2023-11-21 18:29:35,318 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-21 18:29:35,319 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_bool [2023-11-21 18:29:35,319 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_bool [2023-11-21 18:29:35,319 INFO L130 BoogieDeclarations]: Found specification of procedure aws_allocator_is_valid [2023-11-21 18:29:35,319 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_allocator_is_valid [2023-11-21 18:29:35,319 INFO L130 BoogieDeclarations]: Found specification of procedure aws_atomic_load_ptr [2023-11-21 18:29:35,319 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_atomic_load_ptr [2023-11-21 18:29:35,320 INFO L130 BoogieDeclarations]: Found specification of procedure aws_atomic_init_ptr [2023-11-21 18:29:35,320 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_atomic_init_ptr [2023-11-21 18:29:35,321 INFO L130 BoogieDeclarations]: Found specification of procedure aws_raise_error [2023-11-21 18:29:35,322 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_raise_error [2023-11-21 18:29:35,322 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-21 18:29:35,322 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-21 18:29:35,322 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-21 18:29:35,323 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-21 18:29:35,323 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-21 18:29:35,323 INFO L130 BoogieDeclarations]: Found specification of procedure aws_atomic_priv_xlate_order [2023-11-21 18:29:35,323 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_atomic_priv_xlate_order [2023-11-21 18:29:35,324 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-21 18:29:35,324 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-21 18:29:35,324 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_malloc [2023-11-21 18:29:35,324 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_malloc [2023-11-21 18:29:35,324 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_malloc [2023-11-21 18:29:35,325 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_malloc [2023-11-21 18:29:35,325 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-11-21 18:29:35,325 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-11-21 18:29:35,325 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-21 18:29:35,325 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-21 18:29:35,326 INFO L130 BoogieDeclarations]: Found specification of procedure aws_mem_acquire [2023-11-21 18:29:35,326 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_mem_acquire [2023-11-21 18:29:35,326 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-21 18:29:35,326 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-21 18:29:35,326 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-21 18:29:35,326 INFO L130 BoogieDeclarations]: Found specification of procedure aws_ring_buffer_check_atomic_ptr [2023-11-21 18:29:35,327 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_ring_buffer_check_atomic_ptr [2023-11-21 18:29:35,327 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_allocator [2023-11-21 18:29:35,327 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_allocator [2023-11-21 18:29:35,328 INFO L130 BoogieDeclarations]: Found specification of procedure aws_ring_buffer_is_valid [2023-11-21 18:29:35,328 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_ring_buffer_is_valid [2023-11-21 18:29:35,328 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-21 18:29:35,650 INFO L240 CfgBuilder]: Building ICFG [2023-11-21 18:29:35,654 INFO L266 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-21 18:29:36,914 INFO L281 CfgBuilder]: Performing block encoding [2023-11-21 18:29:37,169 INFO L303 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-21 18:29:37,170 INFO L308 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-21 18:29:37,172 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:29:37 BoogieIcfgContainer [2023-11-21 18:29:37,173 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-21 18:29:37,174 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-21 18:29:37,174 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-21 18:29:37,185 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-21 18:29:37,186 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:29:37" (1/1) ... [2023-11-21 18:29:37,196 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 18:29:37,261 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:29:37,273 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 106 states and 133 transitions. [2023-11-21 18:29:37,273 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 133 transitions. [2023-11-21 18:29:37,281 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2023-11-21 18:29:37,281 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:29:37,282 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:29:37,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:29:38,021 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2023-11-21 18:29:38,115 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:29:38,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 106 states and 130 transitions. [2023-11-21 18:29:38,117 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 130 transitions. [2023-11-21 18:29:38,120 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2023-11-21 18:29:38,120 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:29:38,121 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:29:38,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:29:38,884 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2023-11-21 18:29:39,006 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:29:39,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 110 states and 134 transitions. [2023-11-21 18:29:39,013 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 134 transitions. [2023-11-21 18:29:39,015 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2023-11-21 18:29:39,016 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:29:39,016 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:29:39,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:29:39,404 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2023-11-21 18:29:39,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:29:39,474 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 112 states and 136 transitions. [2023-11-21 18:29:39,474 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 136 transitions. [2023-11-21 18:29:39,483 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2023-11-21 18:29:39,484 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:29:39,484 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:29:39,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:29:40,196 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2023-11-21 18:29:40,355 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:29:40,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 108 states and 131 transitions. [2023-11-21 18:29:40,357 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 131 transitions. [2023-11-21 18:29:40,358 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2023-11-21 18:29:40,358 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:29:40,359 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:29:40,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:29:40,942 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2023-11-21 18:29:41,190 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:29:41,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 110 states and 135 transitions. [2023-11-21 18:29:41,194 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 135 transitions. [2023-11-21 18:29:41,199 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2023-11-21 18:29:41,202 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:29:41,203 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:29:41,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:29:41,946 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2023-11-21 18:29:42,474 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:29:42,475 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 112 states and 137 transitions. [2023-11-21 18:29:42,476 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 137 transitions. [2023-11-21 18:29:42,479 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2023-11-21 18:29:42,480 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:29:42,484 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:29:42,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:29:43,148 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2023-11-21 18:29:43,635 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:29:43,636 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 114 states and 137 transitions. [2023-11-21 18:29:43,636 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 137 transitions. [2023-11-21 18:29:43,638 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2023-11-21 18:29:43,638 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:29:43,638 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:29:43,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:29:44,331 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2023-11-21 18:29:44,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:29:44,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 116 states and 135 transitions. [2023-11-21 18:29:44,884 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 135 transitions. [2023-11-21 18:29:44,885 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2023-11-21 18:29:44,885 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:29:44,886 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:29:45,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:29:46,528 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2023-11-21 18:29:46,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:29:46,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 120 states and 138 transitions. [2023-11-21 18:29:46,750 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 138 transitions. [2023-11-21 18:29:46,751 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2023-11-21 18:29:46,751 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:29:46,751 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:29:47,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:29:47,726 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2023-11-21 18:29:47,892 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:29:47,893 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 122 states and 141 transitions. [2023-11-21 18:29:47,894 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 141 transitions. [2023-11-21 18:29:47,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2023-11-21 18:29:47,896 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:29:47,896 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:29:48,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:29:48,752 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2023-11-21 18:29:49,027 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:29:49,028 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 123 states and 143 transitions. [2023-11-21 18:29:49,028 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 143 transitions. [2023-11-21 18:29:49,030 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2023-11-21 18:29:49,030 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:29:49,030 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:29:49,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:29:50,093 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2023-11-21 18:29:50,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:29:50,498 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 124 states and 144 transitions. [2023-11-21 18:29:50,499 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 144 transitions. [2023-11-21 18:29:50,501 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2023-11-21 18:29:50,502 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:29:50,502 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:29:50,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:29:51,625 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2023-11-21 18:29:52,024 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:29:52,025 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 125 states and 145 transitions. [2023-11-21 18:29:52,025 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 145 transitions. [2023-11-21 18:29:52,026 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2023-11-21 18:29:52,027 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:29:52,027 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:29:52,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:29:53,169 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2023-11-21 18:29:53,529 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:29:53,530 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 126 states and 146 transitions. [2023-11-21 18:29:53,530 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 146 transitions. [2023-11-21 18:29:53,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2023-11-21 18:29:53,532 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:29:53,532 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:29:53,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:29:54,607 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2023-11-21 18:29:55,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:29:55,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154 states to 127 states and 147 transitions. [2023-11-21 18:29:55,012 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 147 transitions. [2023-11-21 18:29:55,014 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2023-11-21 18:29:55,014 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:29:55,014 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:29:55,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:29:56,135 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2023-11-21 18:29:56,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:29:56,497 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 155 states to 128 states and 148 transitions. [2023-11-21 18:29:56,497 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 148 transitions. [2023-11-21 18:29:56,502 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2023-11-21 18:29:56,502 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:29:56,502 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:29:56,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:29:57,712 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2023-11-21 18:29:58,159 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:29:58,160 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 156 states to 129 states and 149 transitions. [2023-11-21 18:29:58,161 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 149 transitions. [2023-11-21 18:29:58,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2023-11-21 18:29:58,162 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:29:58,163 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:29:58,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:29:59,525 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2023-11-21 18:29:59,979 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:29:59,980 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 130 states and 150 transitions. [2023-11-21 18:29:59,981 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 150 transitions. [2023-11-21 18:29:59,982 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2023-11-21 18:29:59,982 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:29:59,982 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:30:00,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:30:01,290 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2023-11-21 18:30:01,718 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:30:01,719 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 131 states and 151 transitions. [2023-11-21 18:30:01,719 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 151 transitions. [2023-11-21 18:30:01,721 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2023-11-21 18:30:01,721 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:30:01,722 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:30:01,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:30:03,079 INFO L134 CoverageAnalysis]: Checked inductivity of 115 backedges. 0 proven. 55 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2023-11-21 18:30:03,519 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:30:03,520 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 159 states to 132 states and 152 transitions. [2023-11-21 18:30:03,520 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 152 transitions. [2023-11-21 18:30:03,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2023-11-21 18:30:03,522 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:30:03,522 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:30:03,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:30:05,003 INFO L134 CoverageAnalysis]: Checked inductivity of 126 backedges. 0 proven. 66 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2023-11-21 18:30:05,434 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:30:05,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 133 states and 153 transitions. [2023-11-21 18:30:05,435 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 153 transitions. [2023-11-21 18:30:05,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2023-11-21 18:30:05,437 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:30:05,437 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:30:05,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:30:06,932 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 0 proven. 78 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2023-11-21 18:30:07,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:30:07,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161 states to 134 states and 154 transitions. [2023-11-21 18:30:07,354 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 154 transitions. [2023-11-21 18:30:07,355 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2023-11-21 18:30:07,355 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:30:07,356 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:30:07,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:30:08,801 INFO L134 CoverageAnalysis]: Checked inductivity of 151 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2023-11-21 18:30:09,228 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:30:09,229 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 135 states and 155 transitions. [2023-11-21 18:30:09,229 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 155 transitions. [2023-11-21 18:30:09,231 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2023-11-21 18:30:09,231 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:30:09,231 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:30:09,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:30:10,749 INFO L134 CoverageAnalysis]: Checked inductivity of 165 backedges. 0 proven. 105 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2023-11-21 18:30:11,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:30:11,174 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 163 states to 136 states and 156 transitions. [2023-11-21 18:30:11,174 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 156 transitions. [2023-11-21 18:30:11,175 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2023-11-21 18:30:11,175 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:30:11,176 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:30:11,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat