./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 30e01a73 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_78103565-8e23-45ac-92a2-cd18df01a80e/bin/ukojak-verify-1t5iHCbJaC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78103565-8e23-45ac-92a2-cd18df01a80e/bin/ukojak-verify-1t5iHCbJaC/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78103565-8e23-45ac-92a2-cd18df01a80e/bin/ukojak-verify-1t5iHCbJaC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78103565-8e23-45ac-92a2-cd18df01a80e/bin/ukojak-verify-1t5iHCbJaC/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_78103565-8e23-45ac-92a2-cd18df01a80e/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78103565-8e23-45ac-92a2-cd18df01a80e/bin/ukojak-verify-1t5iHCbJaC --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 33ea2a815d3ee319237562a4f44f4c58bc4a24bd2ff234245c80f52d85079eb0 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 20:21:30,730 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 20:21:30,838 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78103565-8e23-45ac-92a2-cd18df01a80e/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Reach-64bit-Kojak_Default.epf [2023-11-23 20:21:30,845 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 20:21:30,846 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-23 20:21:30,887 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 20:21:30,888 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 20:21:30,888 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-23 20:21:30,889 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-23 20:21:30,894 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-23 20:21:30,896 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 20:21:30,896 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 20:21:30,897 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 20:21:30,898 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 20:21:30,899 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 20:21:30,899 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 20:21:30,899 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 20:21:30,900 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 20:21:30,900 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 20:21:30,901 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-23 20:21:30,902 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-23 20:21:30,902 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-23 20:21:30,903 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 20:21:30,903 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:21:30,904 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 20:21:30,904 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 20:21:30,904 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 20:21:30,905 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-23 20:21:30,905 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-23 20:21:30,906 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 20:21:30,907 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_78103565-8e23-45ac-92a2-cd18df01a80e/bin/ukojak-verify-1t5iHCbJaC/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78103565-8e23-45ac-92a2-cd18df01a80e/bin/ukojak-verify-1t5iHCbJaC Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 33ea2a815d3ee319237562a4f44f4c58bc4a24bd2ff234245c80f52d85079eb0 [2023-11-23 20:21:31,274 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 20:21:31,309 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 20:21:31,312 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 20:21:31,314 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 20:21:31,314 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 20:21:31,315 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78103565-8e23-45ac-92a2-cd18df01a80e/bin/ukojak-verify-1t5iHCbJaC/../../sv-benchmarks/c/aws-c-common/aws_ring_buffer_clean_up_harness_negated.i [2023-11-23 20:21:34,497 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 20:21:35,148 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 20:21:35,151 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78103565-8e23-45ac-92a2-cd18df01a80e/sv-benchmarks/c/aws-c-common/aws_ring_buffer_clean_up_harness_negated.i [2023-11-23 20:21:35,210 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78103565-8e23-45ac-92a2-cd18df01a80e/bin/ukojak-verify-1t5iHCbJaC/data/cadf714eb/21c3f1892a2e4e61ab8cbcaf474ba2ec/FLAG8332a5d3f [2023-11-23 20:21:35,228 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78103565-8e23-45ac-92a2-cd18df01a80e/bin/ukojak-verify-1t5iHCbJaC/data/cadf714eb/21c3f1892a2e4e61ab8cbcaf474ba2ec [2023-11-23 20:21:35,233 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 20:21:35,235 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 20:21:35,239 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 20:21:35,239 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 20:21:35,244 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 20:21:35,245 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:21:35" (1/1) ... [2023-11-23 20:21:35,246 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@cd6f5d8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:21:35, skipping insertion in model container [2023-11-23 20:21:35,247 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:21:35" (1/1) ... [2023-11-23 20:21:35,374 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 20:21:35,744 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_78103565-8e23-45ac-92a2-cd18df01a80e/sv-benchmarks/c/aws-c-common/aws_ring_buffer_clean_up_harness_negated.i[4498,4511] [2023-11-23 20:21:35,753 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78103565-8e23-45ac-92a2-cd18df01a80e/sv-benchmarks/c/aws-c-common/aws_ring_buffer_clean_up_harness_negated.i[4558,4571] [2023-11-23 20:21:36,944 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:21:36,945 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:21:36,946 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:21:36,947 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:21:36,950 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:21:36,976 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:21:36,977 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:21:36,979 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:21:36,980 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:21:37,515 WARN L635 FunctionHandler]: implicit declaration of function __atomic_load_n [2023-11-23 20:21:37,516 WARN L635 FunctionHandler]: implicit declaration of function __atomic_store_n [2023-11-23 20:21:37,518 WARN L635 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2023-11-23 20:21:37,519 WARN L635 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2023-11-23 20:21:37,521 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2023-11-23 20:21:37,522 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2023-11-23 20:21:37,523 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2023-11-23 20:21:37,524 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2023-11-23 20:21:37,524 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2023-11-23 20:21:37,525 WARN L635 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2023-11-23 20:21:37,893 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:21:37,894 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:21:38,033 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:21:38,111 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 20:21:38,138 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_78103565-8e23-45ac-92a2-cd18df01a80e/sv-benchmarks/c/aws-c-common/aws_ring_buffer_clean_up_harness_negated.i[4498,4511] [2023-11-23 20:21:38,138 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_78103565-8e23-45ac-92a2-cd18df01a80e/sv-benchmarks/c/aws-c-common/aws_ring_buffer_clean_up_harness_negated.i[4558,4571] [2023-11-23 20:21:38,196 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:21:38,196 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:21:38,197 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:21:38,197 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:21:38,199 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:21:38,207 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:21:38,208 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:21:38,212 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:21:38,212 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:21:38,268 WARN L635 FunctionHandler]: implicit declaration of function __atomic_load_n [2023-11-23 20:21:38,269 WARN L635 FunctionHandler]: implicit declaration of function __atomic_store_n [2023-11-23 20:21:38,270 WARN L635 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2023-11-23 20:21:38,271 WARN L635 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2023-11-23 20:21:38,273 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2023-11-23 20:21:38,282 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2023-11-23 20:21:38,283 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2023-11-23 20:21:38,284 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2023-11-23 20:21:38,285 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2023-11-23 20:21:38,285 WARN L635 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2023-11-23 20:21:38,387 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : "+r"(index)); [8237] [2023-11-23 20:21:38,389 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:21:38,390 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:21:38,477 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : : "r"(pBuf) : "memory"); [8963-8974] [2023-11-23 20:21:38,499 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:21:38,825 WARN L675 CHandler]: The function __atomic_fetch_or is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:21:38,826 WARN L675 CHandler]: The function __atomic_fetch_sub is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:21:38,826 WARN L675 CHandler]: The function __atomic_exchange_n is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:21:38,826 WARN L675 CHandler]: The function __atomic_fetch_xor is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:21:38,826 WARN L675 CHandler]: The function htons is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:21:38,826 WARN L675 CHandler]: The function ntohl is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:21:38,827 WARN L675 CHandler]: The function __atomic_compare_exchange_n is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:21:38,827 WARN L675 CHandler]: The function __atomic_fetch_add is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:21:38,828 WARN L675 CHandler]: The function fprintf is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:21:38,829 WARN L675 CHandler]: The function htonl is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:21:38,829 WARN L675 CHandler]: The function __atomic_store_n is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:21:38,829 WARN L675 CHandler]: The function ntohs is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:21:38,829 WARN L675 CHandler]: The function predicate is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:21:38,829 WARN L675 CHandler]: The function __atomic_load_n is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:21:38,830 WARN L675 CHandler]: The function memcmp is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:21:38,830 WARN L675 CHandler]: The function __atomic_thread_fence is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:21:38,830 WARN L675 CHandler]: The function __atomic_fetch_and is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:21:38,830 WARN L675 CHandler]: The function memchr is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:21:38,838 INFO L206 MainTranslator]: Completed translation [2023-11-23 20:21:38,839 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:21:38 WrapperNode [2023-11-23 20:21:38,839 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 20:21:38,840 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 20:21:38,841 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 20:21:38,842 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 20:21:38,849 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:21:38" (1/1) ... [2023-11-23 20:21:38,965 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:21:38" (1/1) ... [2023-11-23 20:21:39,075 INFO L138 Inliner]: procedures = 690, calls = 2881, calls flagged for inlining = 56, calls inlined = 6, statements flattened = 818 [2023-11-23 20:21:39,079 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 20:21:39,080 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 20:21:39,080 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 20:21:39,080 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 20:21:39,090 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:21:38" (1/1) ... [2023-11-23 20:21:39,090 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:21:38" (1/1) ... [2023-11-23 20:21:39,100 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:21:38" (1/1) ... [2023-11-23 20:21:39,101 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:21:38" (1/1) ... [2023-11-23 20:21:39,162 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:21:38" (1/1) ... [2023-11-23 20:21:39,166 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:21:38" (1/1) ... [2023-11-23 20:21:39,185 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:21:38" (1/1) ... [2023-11-23 20:21:39,200 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:21:38" (1/1) ... [2023-11-23 20:21:39,217 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 20:21:39,218 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 20:21:39,218 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 20:21:39,218 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 20:21:39,219 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:21:38" (1/1) ... [2023-11-23 20:21:39,226 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:21:39,241 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78103565-8e23-45ac-92a2-cd18df01a80e/bin/ukojak-verify-1t5iHCbJaC/z3 [2023-11-23 20:21:39,254 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78103565-8e23-45ac-92a2-cd18df01a80e/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-23 20:21:39,282 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78103565-8e23-45ac-92a2-cd18df01a80e/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-23 20:21:39,303 INFO L130 BoogieDeclarations]: Found specification of procedure __atomic_store_n [2023-11-23 20:21:39,303 INFO L130 BoogieDeclarations]: Found specification of procedure __atomic_load_n [2023-11-23 20:21:39,303 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-23 20:21:39,303 INFO L130 BoogieDeclarations]: Found specification of procedure aws_atomic_load_ptr [2023-11-23 20:21:39,303 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_atomic_load_ptr [2023-11-23 20:21:39,304 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-23 20:21:39,304 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-23 20:21:39,304 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-23 20:21:39,304 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 20:21:39,304 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-23 20:21:39,306 INFO L130 BoogieDeclarations]: Found specification of procedure aws_atomic_priv_xlate_order [2023-11-23 20:21:39,306 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_atomic_priv_xlate_order [2023-11-23 20:21:39,307 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 20:21:39,307 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 20:21:39,307 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_malloc [2023-11-23 20:21:39,307 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_malloc [2023-11-23 20:21:39,308 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_size_t [2023-11-23 20:21:39,308 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_size_t [2023-11-23 20:21:39,308 INFO L130 BoogieDeclarations]: Found specification of procedure aws_mem_release [2023-11-23 20:21:39,308 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_mem_release [2023-11-23 20:21:39,308 INFO L130 BoogieDeclarations]: Found specification of procedure aws_atomic_store_ptr [2023-11-23 20:21:39,308 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_atomic_store_ptr [2023-11-23 20:21:39,309 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-11-23 20:21:39,309 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-11-23 20:21:39,310 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-23 20:21:39,310 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-23 20:21:39,310 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-23 20:21:39,310 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-23 20:21:39,310 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-23 20:21:39,311 INFO L130 BoogieDeclarations]: Found specification of procedure aws_ring_buffer_check_atomic_ptr [2023-11-23 20:21:39,311 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_ring_buffer_check_atomic_ptr [2023-11-23 20:21:39,311 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_allocator [2023-11-23 20:21:39,311 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_allocator [2023-11-23 20:21:39,311 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_uint64_t [2023-11-23 20:21:39,311 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_uint64_t [2023-11-23 20:21:39,311 INFO L130 BoogieDeclarations]: Found specification of procedure aws_atomic_store_ptr_explicit [2023-11-23 20:21:39,312 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_atomic_store_ptr_explicit [2023-11-23 20:21:39,313 INFO L130 BoogieDeclarations]: Found specification of procedure aws_ring_buffer_is_valid [2023-11-23 20:21:39,313 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_ring_buffer_is_valid [2023-11-23 20:21:39,313 INFO L130 BoogieDeclarations]: Found specification of procedure aws_atomic_load_ptr_explicit [2023-11-23 20:21:39,313 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_atomic_load_ptr_explicit [2023-11-23 20:21:39,313 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-23 20:21:39,656 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 20:21:39,659 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 20:21:40,980 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 20:21:41,266 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 20:21:41,266 INFO L309 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-23 20:21:41,269 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:21:41 BoogieIcfgContainer [2023-11-23 20:21:41,270 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 20:21:41,271 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-23 20:21:41,271 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-23 20:21:41,282 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-23 20:21:41,283 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:21:41" (1/1) ... [2023-11-23 20:21:41,293 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 20:21:41,358 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:21:41,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 111 states and 139 transitions. [2023-11-23 20:21:41,371 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 139 transitions. [2023-11-23 20:21:41,379 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-23 20:21:41,379 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:21:41,380 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:21:41,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:21:42,631 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-23 20:21:42,928 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:21:42,936 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 117 states and 148 transitions. [2023-11-23 20:21:42,936 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 148 transitions. [2023-11-23 20:21:42,942 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2023-11-23 20:21:42,942 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:21:42,943 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:21:43,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:21:43,766 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 4 proven. 8 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-23 20:21:44,130 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:21:44,132 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166 states to 119 states and 159 transitions. [2023-11-23 20:21:44,132 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 159 transitions. [2023-11-23 20:21:44,134 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2023-11-23 20:21:44,134 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:21:44,134 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:21:44,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:21:45,061 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 6 proven. 9 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-23 20:21:45,666 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:21:45,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 181 states to 121 states and 167 transitions. [2023-11-23 20:21:45,669 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 167 transitions. [2023-11-23 20:21:45,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2023-11-23 20:21:45,671 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:21:45,672 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:21:45,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:21:46,332 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2023-11-23 20:21:46,437 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:21:46,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 111 states and 140 transitions. [2023-11-23 20:21:46,440 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 140 transitions. [2023-11-23 20:21:46,442 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2023-11-23 20:21:46,443 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:21:46,443 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:21:46,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:21:47,411 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 160 trivial. 0 not checked. [2023-11-23 20:21:48,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:21:48,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 113 states and 137 transitions. [2023-11-23 20:21:48,092 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 137 transitions. [2023-11-23 20:21:48,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2023-11-23 20:21:48,096 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:21:48,096 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:21:48,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:21:49,037 INFO L134 CoverageAnalysis]: Checked inductivity of 205 backedges. 0 proven. 35 refuted. 0 times theorem prover too weak. 170 trivial. 0 not checked. [2023-11-23 20:21:49,827 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:21:49,831 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 174 states to 115 states and 135 transitions. [2023-11-23 20:21:49,831 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 135 transitions. [2023-11-23 20:21:49,836 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2023-11-23 20:21:49,836 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:21:49,836 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:21:50,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:21:53,688 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 220 trivial. 0 not checked. [2023-11-23 20:21:54,872 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:21:54,874 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 236 states to 124 states and 159 transitions. [2023-11-23 20:21:54,874 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 159 transitions. [2023-11-23 20:21:54,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2023-11-23 20:21:54,876 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:21:54,877 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:21:55,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:21:56,294 INFO L134 CoverageAnalysis]: Checked inductivity of 221 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 220 trivial. 0 not checked. [2023-11-23 20:21:57,606 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:21:57,609 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 244 states to 127 states and 167 transitions. [2023-11-23 20:21:57,611 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 167 transitions. [2023-11-23 20:21:57,613 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2023-11-23 20:21:57,615 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:21:57,615 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:21:57,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:21:58,963 INFO L134 CoverageAnalysis]: Checked inductivity of 223 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 220 trivial. 0 not checked. [2023-11-23 20:22:00,027 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:00,029 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 251 states to 129 states and 174 transitions. [2023-11-23 20:22:00,031 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 174 transitions. [2023-11-23 20:22:00,034 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2023-11-23 20:22:00,035 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:00,036 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:00,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:01,398 INFO L134 CoverageAnalysis]: Checked inductivity of 226 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 220 trivial. 0 not checked. [2023-11-23 20:22:03,022 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:03,026 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 255 states to 131 states and 178 transitions. [2023-11-23 20:22:03,027 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 178 transitions. [2023-11-23 20:22:03,033 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 187 [2023-11-23 20:22:03,033 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:03,033 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:03,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:04,343 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 220 trivial. 0 not checked. [2023-11-23 20:22:05,448 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:05,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 259 states to 133 states and 182 transitions. [2023-11-23 20:22:05,449 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 182 transitions. [2023-11-23 20:22:05,452 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2023-11-23 20:22:05,452 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:05,452 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:05,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:06,840 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 220 trivial. 0 not checked. [2023-11-23 20:22:08,047 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:08,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 263 states to 135 states and 186 transitions. [2023-11-23 20:22:08,049 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 186 transitions. [2023-11-23 20:22:08,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2023-11-23 20:22:08,052 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:08,053 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:08,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:11,388 INFO L134 CoverageAnalysis]: Checked inductivity of 222 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 220 trivial. 0 not checked. [2023-11-23 20:22:14,269 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:14,271 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 310 states to 142 states and 204 transitions. [2023-11-23 20:22:14,271 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 204 transitions. [2023-11-23 20:22:14,274 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2023-11-23 20:22:14,274 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:14,274 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:14,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat