./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/aws-c-common/aws_priority_queue_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-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fa13e80-b891-49e5-bb95-87db068a7075/bin/ukojak-verify-1t5iHCbJaC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fa13e80-b891-49e5-bb95-87db068a7075/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_8fa13e80-b891-49e5-bb95-87db068a7075/bin/ukojak-verify-1t5iHCbJaC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fa13e80-b891-49e5-bb95-87db068a7075/bin/ukojak-verify-1t5iHCbJaC/config/KojakReach.xml -i ../../sv-benchmarks/c/aws-c-common/aws_priority_queue_clean_up_harness_negated.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fa13e80-b891-49e5-bb95-87db068a7075/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_8fa13e80-b891-49e5-bb95-87db068a7075/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 c76aa584f17d1e33f139a1a167c9edf580611a597c58d41f9a3cf9cc11662c3e --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 20:01:26,435 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 20:01:26,550 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fa13e80-b891-49e5-bb95-87db068a7075/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Reach-64bit-Kojak_Default.epf [2023-11-23 20:01:26,558 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 20:01:26,559 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-23 20:01:26,595 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 20:01:26,596 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 20:01:26,597 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-23 20:01:26,598 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-23 20:01:26,603 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-23 20:01:26,604 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 20:01:26,605 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 20:01:26,605 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 20:01:26,607 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 20:01:26,608 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 20:01:26,608 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 20:01:26,609 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 20:01:26,609 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 20:01:26,610 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 20:01:26,610 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-23 20:01:26,611 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-23 20:01:26,612 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-23 20:01:26,612 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 20:01:26,613 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:01:26,613 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 20:01:26,614 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 20:01:26,614 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 20:01:26,615 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-23 20:01:26,615 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-23 20:01:26,616 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 20:01:26,617 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_8fa13e80-b891-49e5-bb95-87db068a7075/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fa13e80-b891-49e5-bb95-87db068a7075/bin/ukojak-verify-1t5iHCbJaC Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c76aa584f17d1e33f139a1a167c9edf580611a597c58d41f9a3cf9cc11662c3e [2023-11-23 20:01:27,001 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 20:01:27,036 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 20:01:27,038 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 20:01:27,040 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 20:01:27,040 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 20:01:27,042 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fa13e80-b891-49e5-bb95-87db068a7075/bin/ukojak-verify-1t5iHCbJaC/../../sv-benchmarks/c/aws-c-common/aws_priority_queue_clean_up_harness_negated.i [2023-11-23 20:01:30,288 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 20:01:30,853 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 20:01:30,854 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fa13e80-b891-49e5-bb95-87db068a7075/sv-benchmarks/c/aws-c-common/aws_priority_queue_clean_up_harness_negated.i [2023-11-23 20:01:30,899 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fa13e80-b891-49e5-bb95-87db068a7075/bin/ukojak-verify-1t5iHCbJaC/data/3c1eb5a0a/55ad00943b694573ac648ccd0d12f401/FLAG6e283687a [2023-11-23 20:01:30,919 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fa13e80-b891-49e5-bb95-87db068a7075/bin/ukojak-verify-1t5iHCbJaC/data/3c1eb5a0a/55ad00943b694573ac648ccd0d12f401 [2023-11-23 20:01:30,925 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 20:01:30,927 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 20:01:30,930 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 20:01:30,931 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 20:01:30,937 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 20:01:30,938 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:01:30" (1/1) ... [2023-11-23 20:01:30,939 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3d567b86 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:01:30, skipping insertion in model container [2023-11-23 20:01:30,939 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:01:30" (1/1) ... [2023-11-23 20:01:31,062 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 20:01:31,420 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_8fa13e80-b891-49e5-bb95-87db068a7075/sv-benchmarks/c/aws-c-common/aws_priority_queue_clean_up_harness_negated.i[4501,4514] [2023-11-23 20:01:31,429 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_8fa13e80-b891-49e5-bb95-87db068a7075/sv-benchmarks/c/aws-c-common/aws_priority_queue_clean_up_harness_negated.i[4561,4574] [2023-11-23 20:01:32,537 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:01:32,539 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:01:32,539 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:01:32,540 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:01:32,542 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:01:32,556 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:01:32,557 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:01:32,559 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:01:32,560 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:01:33,114 WARN L635 FunctionHandler]: implicit declaration of function __atomic_load_n [2023-11-23 20:01:33,116 WARN L635 FunctionHandler]: implicit declaration of function __atomic_store_n [2023-11-23 20:01:33,117 WARN L635 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2023-11-23 20:01:33,119 WARN L635 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2023-11-23 20:01:33,120 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2023-11-23 20:01:33,121 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2023-11-23 20:01:33,122 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2023-11-23 20:01:33,123 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2023-11-23 20:01:33,124 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2023-11-23 20:01:33,125 WARN L635 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2023-11-23 20:01:33,414 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:01:33,415 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:01:33,568 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:01:33,677 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 20:01:33,692 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_8fa13e80-b891-49e5-bb95-87db068a7075/sv-benchmarks/c/aws-c-common/aws_priority_queue_clean_up_harness_negated.i[4501,4514] [2023-11-23 20:01:33,692 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_8fa13e80-b891-49e5-bb95-87db068a7075/sv-benchmarks/c/aws-c-common/aws_priority_queue_clean_up_harness_negated.i[4561,4574] [2023-11-23 20:01:33,801 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:01:33,801 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:01:33,802 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:01:33,802 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:01:33,804 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:01:33,813 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:01:33,813 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:01:33,815 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:01:33,815 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:01:33,876 WARN L635 FunctionHandler]: implicit declaration of function __atomic_load_n [2023-11-23 20:01:33,877 WARN L635 FunctionHandler]: implicit declaration of function __atomic_store_n [2023-11-23 20:01:33,878 WARN L635 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2023-11-23 20:01:33,879 WARN L635 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2023-11-23 20:01:33,882 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2023-11-23 20:01:33,883 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2023-11-23 20:01:33,884 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2023-11-23 20:01:33,885 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2023-11-23 20:01:33,886 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2023-11-23 20:01:33,886 WARN L635 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2023-11-23 20:01:33,940 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:01:33,942 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:01:33,959 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : : "r"(pBuf) : "memory"); [7671-7682] [2023-11-23 20:01:33,992 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:01:34,404 WARN L675 CHandler]: The function __atomic_fetch_or is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:01:34,404 WARN L675 CHandler]: The function __atomic_fetch_sub is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:01:34,404 WARN L675 CHandler]: The function __atomic_exchange_n is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:01:34,404 WARN L675 CHandler]: The function __atomic_fetch_xor is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:01:34,404 WARN L675 CHandler]: The function htons is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:01:34,405 WARN L675 CHandler]: The function ntohl is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:01:34,405 WARN L675 CHandler]: The function __atomic_compare_exchange_n is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:01:34,405 WARN L675 CHandler]: The function __atomic_fetch_add is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:01:34,409 WARN L675 CHandler]: The function fprintf is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:01:34,409 WARN L675 CHandler]: The function htonl is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:01:34,409 WARN L675 CHandler]: The function __atomic_store_n is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:01:34,409 WARN L675 CHandler]: The function ntohs is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:01:34,409 WARN L675 CHandler]: The function __atomic_load_n is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:01:34,410 WARN L675 CHandler]: The function __atomic_thread_fence is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:01:34,410 WARN L675 CHandler]: The function __atomic_fetch_and is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:01:34,426 INFO L206 MainTranslator]: Completed translation [2023-11-23 20:01:34,427 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:01:34 WrapperNode [2023-11-23 20:01:34,427 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 20:01:34,429 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 20:01:34,430 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 20:01:34,437 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 20:01:34,444 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:01:34" (1/1) ... [2023-11-23 20:01:34,548 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:01:34" (1/1) ... [2023-11-23 20:01:34,645 INFO L138 Inliner]: procedures = 688, calls = 1515, calls flagged for inlining = 54, calls inlined = 9, statements flattened = 619 [2023-11-23 20:01:34,647 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 20:01:34,648 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 20:01:34,648 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 20:01:34,648 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 20:01:34,660 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:01:34" (1/1) ... [2023-11-23 20:01:34,661 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:01:34" (1/1) ... [2023-11-23 20:01:34,670 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:01:34" (1/1) ... [2023-11-23 20:01:34,670 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:01:34" (1/1) ... [2023-11-23 20:01:34,704 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:01:34" (1/1) ... [2023-11-23 20:01:34,709 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:01:34" (1/1) ... [2023-11-23 20:01:34,716 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:01:34" (1/1) ... [2023-11-23 20:01:34,721 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:01:34" (1/1) ... [2023-11-23 20:01:34,732 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 20:01:34,733 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 20:01:34,733 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 20:01:34,733 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 20:01:34,734 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:01:34" (1/1) ... [2023-11-23 20:01:34,740 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:01:34,755 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fa13e80-b891-49e5-bb95-87db068a7075/bin/ukojak-verify-1t5iHCbJaC/z3 [2023-11-23 20:01:34,775 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fa13e80-b891-49e5-bb95-87db068a7075/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-23 20:01:34,807 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fa13e80-b891-49e5-bb95-87db068a7075/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-23 20:01:34,837 INFO L130 BoogieDeclarations]: Found specification of procedure aws_is_mem_zeroed [2023-11-23 20:01:34,838 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_is_mem_zeroed [2023-11-23 20:01:34,839 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-23 20:01:34,839 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_is_bounded [2023-11-23 20:01:34,839 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_is_bounded [2023-11-23 20:01:34,839 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_is_valid [2023-11-23 20:01:34,839 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_is_valid [2023-11-23 20:01:34,839 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_bool [2023-11-23 20:01:34,840 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_bool [2023-11-23 20:01:34,840 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-23 20:01:34,841 INFO L130 BoogieDeclarations]: Found specification of procedure aws_raise_error [2023-11-23 20:01:34,841 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_raise_error [2023-11-23 20:01:34,841 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-23 20:01:34,841 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-23 20:01:34,842 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-23 20:01:34,842 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 20:01:34,843 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-23 20:01:34,844 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 20:01:34,844 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 20:01:34,845 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_clean_up [2023-11-23 20:01:34,845 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_clean_up [2023-11-23 20:01:34,845 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_malloc [2023-11-23 20:01:34,845 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_malloc [2023-11-23 20:01:34,845 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_size_t [2023-11-23 20:01:34,845 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_size_t [2023-11-23 20:01:34,846 INFO L130 BoogieDeclarations]: Found specification of procedure aws_mul_size_checked [2023-11-23 20:01:34,846 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_mul_size_checked [2023-11-23 20:01:34,846 INFO L130 BoogieDeclarations]: Found specification of procedure aws_priority_queue_is_valid [2023-11-23 20:01:34,847 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_priority_queue_is_valid [2023-11-23 20:01:34,847 INFO L130 BoogieDeclarations]: Found specification of procedure aws_mem_release [2023-11-23 20:01:34,847 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_mem_release [2023-11-23 20:01:34,848 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-23 20:01:34,848 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-23 20:01:34,848 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-23 20:01:34,848 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-23 20:01:34,848 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-23 20:01:34,848 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_allocator [2023-11-23 20:01:34,849 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_allocator [2023-11-23 20:01:34,849 INFO L130 BoogieDeclarations]: Found specification of procedure __CPROVER_overflow_mult [2023-11-23 20:01:34,849 INFO L138 BoogieDeclarations]: Found implementation of procedure __CPROVER_overflow_mult [2023-11-23 20:01:34,850 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-23 20:01:34,850 INFO L130 BoogieDeclarations]: Found specification of procedure memset_impl [2023-11-23 20:01:34,850 INFO L138 BoogieDeclarations]: Found implementation of procedure memset_impl [2023-11-23 20:01:34,851 INFO L130 BoogieDeclarations]: Found specification of procedure my_memset [2023-11-23 20:01:34,851 INFO L138 BoogieDeclarations]: Found implementation of procedure my_memset [2023-11-23 20:01:34,851 INFO L130 BoogieDeclarations]: Found specification of procedure ensure_array_list_has_allocated_data_member [2023-11-23 20:01:34,852 INFO L138 BoogieDeclarations]: Found implementation of procedure ensure_array_list_has_allocated_data_member [2023-11-23 20:01:34,852 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-23 20:01:35,174 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 20:01:35,177 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 20:01:36,338 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 20:01:36,614 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 20:01:36,615 INFO L309 CfgBuilder]: Removed 4 assume(true) statements. [2023-11-23 20:01:36,617 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:01:36 BoogieIcfgContainer [2023-11-23 20:01:36,617 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 20:01:36,618 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-23 20:01:36,618 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-23 20:01:36,629 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-23 20:01:36,630 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:01:36" (1/1) ... [2023-11-23 20:01:36,640 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 20:01:36,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:01:36,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 179 states to 140 states and 179 transitions. [2023-11-23 20:01:36,718 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 179 transitions. [2023-11-23 20:01:36,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2023-11-23 20:01:36,739 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:01:36,740 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:01:37,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:01:37,890 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 74 trivial. 0 not checked. [2023-11-23 20:01:38,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:01:38,174 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 211 states to 142 states and 178 transitions. [2023-11-23 20:01:38,174 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 178 transitions. [2023-11-23 20:01:38,178 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2023-11-23 20:01:38,178 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:01:38,178 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:01:38,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:01:38,952 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2023-11-23 20:01:39,065 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:01:39,076 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 223 states to 147 states and 187 transitions. [2023-11-23 20:01:39,077 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 187 transitions. [2023-11-23 20:01:39,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2023-11-23 20:01:39,083 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:01:39,084 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:01:39,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:01:39,784 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 85 trivial. 0 not checked. [2023-11-23 20:01:39,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:01:39,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 230 states to 151 states and 194 transitions. [2023-11-23 20:01:39,847 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 194 transitions. [2023-11-23 20:01:39,851 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2023-11-23 20:01:39,851 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:01:39,852 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:01:40,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:01:40,449 INFO L262 TraceCheckSpWp]: Trace formula consists of 2453 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-23 20:01:40,464 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:01:40,695 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2023-11-23 20:01:41,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:01:41,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 272 states to 154 states and 197 transitions. [2023-11-23 20:01:41,552 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 197 transitions. [2023-11-23 20:01:41,560 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2023-11-23 20:01:41,560 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:01:41,560 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:01:41,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:01:42,205 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 97 trivial. 0 not checked. [2023-11-23 20:01:42,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:01:42,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 274 states to 156 states and 199 transitions. [2023-11-23 20:01:42,258 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 199 transitions. [2023-11-23 20:01:42,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2023-11-23 20:01:42,262 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:01:42,263 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:01:42,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:01:42,827 INFO L262 TraceCheckSpWp]: Trace formula consists of 2507 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-23 20:01:42,836 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:01:43,023 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2023-11-23 20:01:43,175 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:01:43,176 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 283 states to 159 states and 204 transitions. [2023-11-23 20:01:43,177 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 204 transitions. [2023-11-23 20:01:43,179 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2023-11-23 20:01:43,179 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:01:43,179 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:01:43,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:01:43,910 INFO L262 TraceCheckSpWp]: Trace formula consists of 2639 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-23 20:01:43,918 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:01:44,117 INFO L134 CoverageAnalysis]: Checked inductivity of 97 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 89 trivial. 0 not checked. [2023-11-23 20:01:44,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:01:44,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 295 states to 163 states and 208 transitions. [2023-11-23 20:01:44,382 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 208 transitions. [2023-11-23 20:01:44,384 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2023-11-23 20:01:44,384 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:01:44,385 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:01:45,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:01:45,219 INFO L262 TraceCheckSpWp]: Trace formula consists of 2646 conjuncts, 16 conjunts are in the unsatisfiable core [2023-11-23 20:01:45,228 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:01:45,456 INFO L134 CoverageAnalysis]: Checked inductivity of 97 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 73 trivial. 0 not checked. [2023-11-23 20:01:45,685 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:01:45,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 301 states to 166 states and 214 transitions. [2023-11-23 20:01:45,687 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 214 transitions. [2023-11-23 20:01:45,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2023-11-23 20:01:45,690 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:01:45,690 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:01:46,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:01:46,291 INFO L262 TraceCheckSpWp]: Trace formula consists of 2655 conjuncts, 18 conjunts are in the unsatisfiable core [2023-11-23 20:01:46,302 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:01:46,528 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2023-11-23 20:01:46,665 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:01:46,666 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 306 states to 168 states and 219 transitions. [2023-11-23 20:01:46,666 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 219 transitions. [2023-11-23 20:01:46,669 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2023-11-23 20:01:46,669 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:01:46,669 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:01:47,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:01:47,344 INFO L262 TraceCheckSpWp]: Trace formula consists of 2674 conjuncts, 17 conjunts are in the unsatisfiable core [2023-11-23 20:01:47,350 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:01:47,782 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 8 proven. 1 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2023-11-23 20:01:48,388 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:01:48,390 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 316 states to 172 states and 229 transitions. [2023-11-23 20:01:48,390 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 229 transitions. [2023-11-23 20:01:48,392 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2023-11-23 20:01:48,393 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:01:48,393 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:01:49,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:01:49,093 INFO L262 TraceCheckSpWp]: Trace formula consists of 2674 conjuncts, 17 conjunts are in the unsatisfiable core [2023-11-23 20:01:49,099 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:01:49,178 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 8 proven. 1 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2023-11-23 20:01:49,202 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:01:49,203 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 316 states to 172 states and 229 transitions. [2023-11-23 20:01:49,203 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 229 transitions. [2023-11-23 20:01:49,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2023-11-23 20:01:49,206 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:01:49,206 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:01:50,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:01:50,339 INFO L262 TraceCheckSpWp]: Trace formula consists of 2674 conjuncts, 18 conjunts are in the unsatisfiable core [2023-11-23 20:01:50,345 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:01:50,518 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2023-11-23 20:01:50,872 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:01:50,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 324 states to 176 states and 237 transitions. [2023-11-23 20:01:50,875 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 237 transitions. [2023-11-23 20:01:50,877 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2023-11-23 20:01:50,877 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:01:50,878 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:01:51,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:01:51,571 INFO L262 TraceCheckSpWp]: Trace formula consists of 2682 conjuncts, 30 conjunts are in the unsatisfiable core [2023-11-23 20:01:51,578 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:01:51,922 INFO L134 CoverageAnalysis]: Checked inductivity of 108 backedges. 14 proven. 2 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2023-11-23 20:01:53,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:01:53,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 326 states to 177 states and 237 transitions. [2023-11-23 20:01:53,182 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 237 transitions. [2023-11-23 20:01:53,185 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2023-11-23 20:01:53,185 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:01:53,185 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:01:55,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:01:55,584 INFO L262 TraceCheckSpWp]: Trace formula consists of 2686 conjuncts, 13 conjunts are in the unsatisfiable core [2023-11-23 20:01:55,590 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:01:55,857 INFO L134 CoverageAnalysis]: Checked inductivity of 113 backedges. 32 proven. 1 refuted. 0 times theorem prover too weak. 80 trivial. 0 not checked. [2023-11-23 20:01:57,310 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:01:57,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 334 states to 181 states and 245 transitions. [2023-11-23 20:01:57,312 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 245 transitions. [2023-11-23 20:01:57,314 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 168 [2023-11-23 20:01:57,314 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:01:57,314 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:01:58,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:01:58,788 INFO L262 TraceCheckSpWp]: Trace formula consists of 2707 conjuncts, 25 conjunts are in the unsatisfiable core [2023-11-23 20:01:58,794 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:01:59,143 INFO L134 CoverageAnalysis]: Checked inductivity of 146 backedges. 48 proven. 4 refuted. 0 times theorem prover too weak. 94 trivial. 0 not checked. [2023-11-23 20:02:01,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:02:01,315 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 344 states to 185 states and 254 transitions. [2023-11-23 20:02:01,316 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 254 transitions. [2023-11-23 20:02:01,319 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 174 [2023-11-23 20:02:01,320 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:02:01,320 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:02:01,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:02:01,917 INFO L262 TraceCheckSpWp]: Trace formula consists of 2728 conjuncts, 22 conjunts are in the unsatisfiable core [2023-11-23 20:02:01,928 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:02:02,610 INFO L134 CoverageAnalysis]: Checked inductivity of 197 backedges. 56 proven. 8 refuted. 0 times theorem prover too weak. 133 trivial. 0 not checked. [2023-11-23 20:02:06,425 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:02:06,426 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 348 states to 189 states and 251 transitions. [2023-11-23 20:02:06,426 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 251 transitions. [2023-11-23 20:02:06,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2023-11-23 20:02:06,428 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:02:06,428 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:02:06,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:02:07,003 INFO L262 TraceCheckSpWp]: Trace formula consists of 2747 conjuncts, 34 conjunts are in the unsatisfiable core [2023-11-23 20:02:07,012 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:02:07,782 INFO L134 CoverageAnalysis]: Checked inductivity of 199 backedges. 56 proven. 12 refuted. 0 times theorem prover too weak. 131 trivial. 0 not checked. [2023-11-23 20:02:10,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:02:10,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 364 states to 194 states and 258 transitions. [2023-11-23 20:02:10,725 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 258 transitions. [2023-11-23 20:02:10,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2023-11-23 20:02:10,727 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:02:10,727 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:02:11,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:02:11,632 INFO L262 TraceCheckSpWp]: Trace formula consists of 2766 conjuncts, 72 conjunts are in the unsatisfiable core [2023-11-23 20:02:11,639 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:02:13,632 INFO L134 CoverageAnalysis]: Checked inductivity of 202 backedges. 72 proven. 13 refuted. 0 times theorem prover too weak. 117 trivial. 0 not checked.