./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/aws-c-common/aws_priority_queue_push_harness.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 527bcce2 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5adbf888-c121-4d13-ad2b-9384296ac03e/bin/ukojak-verify-i0I2FZA1j2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5adbf888-c121-4d13-ad2b-9384296ac03e/bin/ukojak-verify-i0I2FZA1j2/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5adbf888-c121-4d13-ad2b-9384296ac03e/bin/ukojak-verify-i0I2FZA1j2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5adbf888-c121-4d13-ad2b-9384296ac03e/bin/ukojak-verify-i0I2FZA1j2/config/KojakReach.xml -i ../../sv-benchmarks/c/aws-c-common/aws_priority_queue_push_harness.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5adbf888-c121-4d13-ad2b-9384296ac03e/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5adbf888-c121-4d13-ad2b-9384296ac03e/bin/ukojak-verify-i0I2FZA1j2 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash d8b9169d0d63d8238da177db4999afabb0efa6e97e1e7cd257e8474f76788f17 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 18:55:13,218 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 18:55:13,352 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5adbf888-c121-4d13-ad2b-9384296ac03e/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Reach-64bit-Kojak_Default.epf [2023-11-21 18:55:13,361 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-21 18:55:13,362 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-21 18:55:13,401 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 18:55:13,403 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 18:55:13,404 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-21 18:55:13,405 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 18:55:13,411 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 18:55:13,412 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 18:55:13,413 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 18:55:13,413 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-21 18:55:13,415 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 18:55:13,416 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 18:55:13,416 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 18:55:13,417 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 18:55:13,417 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 18:55:13,418 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 18:55:13,419 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-21 18:55:13,420 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-21 18:55:13,420 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-21 18:55:13,421 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 18:55:13,421 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:55:13,422 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 18:55:13,422 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 18:55:13,423 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 18:55:13,424 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-21 18:55:13,424 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-21 18:55:13,425 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 18:55:13,426 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_5adbf888-c121-4d13-ad2b-9384296ac03e/bin/ukojak-verify-i0I2FZA1j2/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5adbf888-c121-4d13-ad2b-9384296ac03e/bin/ukojak-verify-i0I2FZA1j2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d8b9169d0d63d8238da177db4999afabb0efa6e97e1e7cd257e8474f76788f17 [2023-11-21 18:55:13,822 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 18:55:13,864 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 18:55:13,869 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 18:55:13,870 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 18:55:13,871 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 18:55:13,872 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5adbf888-c121-4d13-ad2b-9384296ac03e/bin/ukojak-verify-i0I2FZA1j2/../../sv-benchmarks/c/aws-c-common/aws_priority_queue_push_harness.i [2023-11-21 18:55:16,971 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 18:55:17,670 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 18:55:17,670 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5adbf888-c121-4d13-ad2b-9384296ac03e/sv-benchmarks/c/aws-c-common/aws_priority_queue_push_harness.i [2023-11-21 18:55:17,728 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5adbf888-c121-4d13-ad2b-9384296ac03e/bin/ukojak-verify-i0I2FZA1j2/data/a8bbc7667/85a9bf9c6e4c4a5cbee5635a8655c425/FLAG09bed0043 [2023-11-21 18:55:17,743 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5adbf888-c121-4d13-ad2b-9384296ac03e/bin/ukojak-verify-i0I2FZA1j2/data/a8bbc7667/85a9bf9c6e4c4a5cbee5635a8655c425 [2023-11-21 18:55:17,745 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 18:55:17,747 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 18:55:17,748 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 18:55:17,748 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 18:55:17,753 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 18:55:17,753 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:55:17" (1/1) ... [2023-11-21 18:55:17,754 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@63bb5664 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:55:17, skipping insertion in model container [2023-11-21 18:55:17,754 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:55:17" (1/1) ... [2023-11-21 18:55:17,881 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 18:55:18,274 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_5adbf888-c121-4d13-ad2b-9384296ac03e/sv-benchmarks/c/aws-c-common/aws_priority_queue_push_harness.i[4497,4510] [2023-11-21 18:55:18,283 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_5adbf888-c121-4d13-ad2b-9384296ac03e/sv-benchmarks/c/aws-c-common/aws_priority_queue_push_harness.i[4557,4570] [2023-11-21 18:55:19,436 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:55:19,438 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:55:19,439 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:55:19,441 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:55:19,442 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:55:19,468 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:55:19,470 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:55:19,475 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:55:19,479 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:55:19,483 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:55:19,489 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:55:19,491 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:55:19,491 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:55:20,099 WARN L635 FunctionHandler]: implicit declaration of function __atomic_load_n [2023-11-21 18:55:20,101 WARN L635 FunctionHandler]: implicit declaration of function __atomic_store_n [2023-11-21 18:55:20,103 WARN L635 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2023-11-21 18:55:20,105 WARN L635 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2023-11-21 18:55:20,108 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2023-11-21 18:55:20,109 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2023-11-21 18:55:20,110 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2023-11-21 18:55:20,111 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2023-11-21 18:55:20,112 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2023-11-21 18:55:20,113 WARN L635 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2023-11-21 18:55:20,366 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:55:20,374 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:55:20,472 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:55:20,473 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:55:20,473 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:55:20,474 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:55:20,474 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:55:20,477 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:55:20,478 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:55:20,479 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:55:20,479 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:55:20,480 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:55:20,480 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:55:20,481 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:55:20,482 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:55:20,487 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:55:20,488 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:55:20,488 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:55:20,489 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:55:20,501 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:55:20,501 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:55:20,521 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:55:20,523 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:55:20,524 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:55:20,562 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:55:20,616 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 18:55:20,643 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_5adbf888-c121-4d13-ad2b-9384296ac03e/sv-benchmarks/c/aws-c-common/aws_priority_queue_push_harness.i[4497,4510] [2023-11-21 18:55:20,644 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_5adbf888-c121-4d13-ad2b-9384296ac03e/sv-benchmarks/c/aws-c-common/aws_priority_queue_push_harness.i[4557,4570] [2023-11-21 18:55:20,686 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:55:20,686 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:55:20,687 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:55:20,687 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:55:20,688 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:55:20,695 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:55:20,696 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:55:20,697 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:55:20,698 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:55:20,699 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:55:20,700 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:55:20,700 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:55:20,701 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:55:20,814 WARN L635 FunctionHandler]: implicit declaration of function __atomic_load_n [2023-11-21 18:55:20,816 WARN L635 FunctionHandler]: implicit declaration of function __atomic_store_n [2023-11-21 18:55:20,818 WARN L635 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2023-11-21 18:55:20,819 WARN L635 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2023-11-21 18:55:20,820 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2023-11-21 18:55:20,820 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2023-11-21 18:55:20,821 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2023-11-21 18:55:20,824 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2023-11-21 18:55:20,825 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2023-11-21 18:55:20,826 WARN L635 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2023-11-21 18:55:20,890 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:55:20,894 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:55:20,901 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : : "r"(pBuf) : "memory"); [7771-7782] [2023-11-21 18:55:20,931 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:55:20,931 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:55:20,932 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:55:20,932 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:55:20,933 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:55:20,933 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:55:20,933 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:55:20,934 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:55:20,934 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:55:20,935 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:55:20,935 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:55:20,935 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:55:20,936 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:55:20,937 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:55:20,937 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:55:20,938 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:55:20,938 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:55:20,940 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:55:20,941 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:55:20,947 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:55:20,947 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:55:20,948 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:55:20,953 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:55:21,271 WARN L675 CHandler]: The function __atomic_fetch_or is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:55:21,271 WARN L675 CHandler]: The function __atomic_fetch_sub is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:55:21,272 WARN L675 CHandler]: The function __atomic_exchange_n is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:55:21,272 WARN L675 CHandler]: The function __atomic_fetch_xor is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:55:21,272 WARN L675 CHandler]: The function htons is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:55:21,272 WARN L675 CHandler]: The function ntohl is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:55:21,272 WARN L675 CHandler]: The function __atomic_compare_exchange_n is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:55:21,272 WARN L675 CHandler]: The function __atomic_fetch_add is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:55:21,273 WARN L675 CHandler]: The function fprintf is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:55:21,273 WARN L675 CHandler]: The function htonl is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:55:21,273 WARN L675 CHandler]: The function __atomic_store_n is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:55:21,273 WARN L675 CHandler]: The function ntohs is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:55:21,273 WARN L675 CHandler]: The function __atomic_load_n is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:55:21,273 WARN L675 CHandler]: The function __atomic_thread_fence is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:55:21,274 WARN L675 CHandler]: The function __atomic_fetch_and is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:55:21,283 INFO L206 MainTranslator]: Completed translation [2023-11-21 18:55:21,286 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:55:21 WrapperNode [2023-11-21 18:55:21,287 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 18:55:21,288 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 18:55:21,289 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 18:55:21,289 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 18:55:21,298 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:55:21" (1/1) ... [2023-11-21 18:55:21,395 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:55:21" (1/1) ... [2023-11-21 18:55:21,501 INFO L138 Inliner]: procedures = 696, calls = 1880, calls flagged for inlining = 60, calls inlined = 19, statements flattened = 1165 [2023-11-21 18:55:21,502 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 18:55:21,503 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 18:55:21,503 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 18:55:21,503 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 18:55:21,524 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:55:21" (1/1) ... [2023-11-21 18:55:21,525 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:55:21" (1/1) ... [2023-11-21 18:55:21,552 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:55:21" (1/1) ... [2023-11-21 18:55:21,557 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:55:21" (1/1) ... [2023-11-21 18:55:21,701 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:55:21" (1/1) ... [2023-11-21 18:55:21,725 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:55:21" (1/1) ... [2023-11-21 18:55:21,765 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:55:21" (1/1) ... [2023-11-21 18:55:21,775 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:55:21" (1/1) ... [2023-11-21 18:55:21,812 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-21 18:55:21,825 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-21 18:55:21,840 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-21 18:55:21,841 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-21 18:55:21,842 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:55:21" (1/1) ... [2023-11-21 18:55:21,849 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:55:21,875 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5adbf888-c121-4d13-ad2b-9384296ac03e/bin/ukojak-verify-i0I2FZA1j2/z3 [2023-11-21 18:55:21,921 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5adbf888-c121-4d13-ad2b-9384296ac03e/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-21 18:55:21,958 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5adbf888-c121-4d13-ad2b-9384296ac03e/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-21 18:55:21,982 INFO L130 BoogieDeclarations]: Found specification of procedure s_swap [2023-11-21 18:55:21,982 INFO L138 BoogieDeclarations]: Found implementation of procedure s_swap [2023-11-21 18:55:21,982 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_init_dynamic [2023-11-21 18:55:21,983 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_init_dynamic [2023-11-21 18:55:21,983 INFO L130 BoogieDeclarations]: Found specification of procedure aws_is_mem_zeroed [2023-11-21 18:55:21,983 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_is_mem_zeroed [2023-11-21 18:55:21,983 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-21 18:55:21,983 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_is_bounded [2023-11-21 18:55:21,984 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_is_bounded [2023-11-21 18:55:21,984 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_is_valid [2023-11-21 18:55:21,984 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_is_valid [2023-11-21 18:55:21,985 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_bool [2023-11-21 18:55:21,985 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_bool [2023-11-21 18:55:21,985 INFO L130 BoogieDeclarations]: Found specification of procedure aws_allocator_is_valid [2023-11-21 18:55:21,985 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_allocator_is_valid [2023-11-21 18:55:21,985 INFO L130 BoogieDeclarations]: Found specification of procedure s_sift_up [2023-11-21 18:55:21,986 INFO L138 BoogieDeclarations]: Found implementation of procedure s_sift_up [2023-11-21 18:55:21,986 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-21 18:55:21,986 INFO L130 BoogieDeclarations]: Found specification of procedure aws_raise_error [2023-11-21 18:55:21,986 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_raise_error [2023-11-21 18:55:21,986 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-21 18:55:21,986 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-21 18:55:21,987 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-21 18:55:21,987 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-21 18:55:21,987 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-21 18:55:21,987 INFO L130 BoogieDeclarations]: Found specification of procedure my_abort [2023-11-21 18:55:21,987 INFO L138 BoogieDeclarations]: Found implementation of procedure my_abort [2023-11-21 18:55:21,988 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy_impl [2023-11-21 18:55:21,988 INFO L138 BoogieDeclarations]: Found implementation of procedure memcpy_impl [2023-11-21 18:55:21,988 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-21 18:55:21,988 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-21 18:55:21,989 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_malloc [2023-11-21 18:55:21,989 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_malloc [2023-11-21 18:55:21,989 INFO L130 BoogieDeclarations]: Found specification of procedure aws_mul_size_checked [2023-11-21 18:55:21,990 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_mul_size_checked [2023-11-21 18:55:21,990 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_malloc [2023-11-21 18:55:21,990 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_malloc [2023-11-21 18:55:21,990 INFO L130 BoogieDeclarations]: Found specification of procedure aws_priority_queue_is_valid [2023-11-21 18:55:21,991 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_priority_queue_is_valid [2023-11-21 18:55:21,991 INFO L130 BoogieDeclarations]: Found specification of procedure aws_mem_release [2023-11-21 18:55:21,991 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_mem_release [2023-11-21 18:55:21,992 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_length [2023-11-21 18:55:21,992 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_length [2023-11-21 18:55:21,992 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-11-21 18:55:21,992 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-11-21 18:55:21,992 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-21 18:55:21,992 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-21 18:55:21,993 INFO L130 BoogieDeclarations]: Found specification of procedure my_memcpy [2023-11-21 18:55:21,993 INFO L138 BoogieDeclarations]: Found implementation of procedure my_memcpy [2023-11-21 18:55:21,994 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_pop_back [2023-11-21 18:55:21,997 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_pop_back [2023-11-21 18:55:21,998 INFO L130 BoogieDeclarations]: Found specification of procedure aws_mem_acquire [2023-11-21 18:55:21,998 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_mem_acquire [2023-11-21 18:55:21,998 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-21 18:55:21,999 INFO L130 BoogieDeclarations]: Found specification of procedure __CPROVER_overflow_plus [2023-11-21 18:55:21,999 INFO L138 BoogieDeclarations]: Found implementation of procedure __CPROVER_overflow_plus [2023-11-21 18:55:22,000 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-21 18:55:22,001 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-21 18:55:22,001 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_get_at_ptr [2023-11-21 18:55:22,006 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_get_at_ptr [2023-11-21 18:55:22,007 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_allocator [2023-11-21 18:55:22,007 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_allocator [2023-11-21 18:55:22,007 INFO L130 BoogieDeclarations]: Found specification of procedure __CPROVER_overflow_mult [2023-11-21 18:55:22,007 INFO L138 BoogieDeclarations]: Found implementation of procedure __CPROVER_overflow_mult [2023-11-21 18:55:22,007 INFO L130 BoogieDeclarations]: Found specification of procedure aws_add_size_checked [2023-11-21 18:55:22,007 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_add_size_checked [2023-11-21 18:55:22,008 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-21 18:55:22,008 INFO L130 BoogieDeclarations]: Found specification of procedure ensure_array_list_has_allocated_data_member [2023-11-21 18:55:22,008 INFO L138 BoogieDeclarations]: Found implementation of procedure ensure_array_list_has_allocated_data_member [2023-11-21 18:55:22,008 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_set_at [2023-11-21 18:55:22,008 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_set_at [2023-11-21 18:55:22,009 INFO L130 BoogieDeclarations]: Found specification of procedure aws_priority_queue_backpointer_index_valid [2023-11-21 18:55:22,009 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_priority_queue_backpointer_index_valid [2023-11-21 18:55:22,009 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2023-11-21 18:55:22,009 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2023-11-21 18:55:22,010 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-21 18:55:22,502 INFO L240 CfgBuilder]: Building ICFG [2023-11-21 18:55:22,506 INFO L266 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-21 18:55:24,694 INFO L281 CfgBuilder]: Performing block encoding [2023-11-21 18:55:25,399 INFO L303 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-21 18:55:25,399 INFO L308 CfgBuilder]: Removed 5 assume(true) statements. [2023-11-21 18:55:25,402 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:55:25 BoogieIcfgContainer [2023-11-21 18:55:25,402 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-21 18:55:25,403 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-21 18:55:25,404 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-21 18:55:25,417 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-21 18:55:25,418 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:55:25" (1/1) ... [2023-11-21 18:55:25,430 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 18:55:25,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:55:25,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 672 states to 463 states and 672 transitions. [2023-11-21 18:55:25,586 INFO L276 IsEmpty]: Start isEmpty. Operand 463 states and 672 transitions. [2023-11-21 18:55:25,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2023-11-21 18:55:25,607 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:55:25,608 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:55:26,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:55:27,277 INFO L134 CoverageAnalysis]: Checked inductivity of 192 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2023-11-21 18:55:27,740 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:55:27,751 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 699 states to 465 states and 684 transitions. [2023-11-21 18:55:27,752 INFO L276 IsEmpty]: Start isEmpty. Operand 465 states and 684 transitions. [2023-11-21 18:55:27,757 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2023-11-21 18:55:27,757 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:55:27,758 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:55:27,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:55:28,957 INFO L134 CoverageAnalysis]: Checked inductivity of 204 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 189 trivial. 0 not checked. [2023-11-21 18:55:29,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:55:29,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 739 states to 470 states and 721 transitions. [2023-11-21 18:55:29,262 INFO L276 IsEmpty]: Start isEmpty. Operand 470 states and 721 transitions. [2023-11-21 18:55:29,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2023-11-21 18:55:29,266 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:55:29,266 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:55:29,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:55:30,091 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 202 trivial. 0 not checked. [2023-11-21 18:55:30,163 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:55:30,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 746 states to 474 states and 728 transitions. [2023-11-21 18:55:30,169 INFO L276 IsEmpty]: Start isEmpty. Operand 474 states and 728 transitions. [2023-11-21 18:55:30,173 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2023-11-21 18:55:30,173 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:55:30,174 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:55:30,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:55:30,940 INFO L262 TraceCheckSpWp]: Trace formula consists of 2569 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-21 18:55:30,958 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:55:31,223 INFO L134 CoverageAnalysis]: Checked inductivity of 204 backedges. 80 proven. 0 refuted. 0 times theorem prover too weak. 124 trivial. 0 not checked. [2023-11-21 18:55:32,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:55:32,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 781 states to 477 states and 742 transitions. [2023-11-21 18:55:32,260 INFO L276 IsEmpty]: Start isEmpty. Operand 477 states and 742 transitions. [2023-11-21 18:55:32,264 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2023-11-21 18:55:32,265 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:55:32,265 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:55:32,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:55:33,152 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 202 trivial. 0 not checked. [2023-11-21 18:55:33,208 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:55:33,218 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 783 states to 479 states and 744 transitions. [2023-11-21 18:55:33,218 INFO L276 IsEmpty]: Start isEmpty. Operand 479 states and 744 transitions. [2023-11-21 18:55:33,228 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2023-11-21 18:55:33,228 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:55:33,229 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:55:33,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:55:34,008 INFO L262 TraceCheckSpWp]: Trace formula consists of 2623 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-21 18:55:34,030 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:55:34,239 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 95 proven. 0 refuted. 0 times theorem prover too weak. 125 trivial. 0 not checked. [2023-11-21 18:55:34,474 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:55:34,482 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 792 states to 482 states and 749 transitions. [2023-11-21 18:55:34,482 INFO L276 IsEmpty]: Start isEmpty. Operand 482 states and 749 transitions. [2023-11-21 18:55:34,486 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2023-11-21 18:55:34,486 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:55:34,486 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:55:35,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:55:35,319 INFO L262 TraceCheckSpWp]: Trace formula consists of 2755 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-21 18:55:35,332 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:55:35,488 INFO L134 CoverageAnalysis]: Checked inductivity of 229 backedges. 115 proven. 0 refuted. 0 times theorem prover too weak. 114 trivial. 0 not checked. [2023-11-21 18:55:35,642 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:55:35,648 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 803 states to 482 states and 747 transitions. [2023-11-21 18:55:35,648 INFO L276 IsEmpty]: Start isEmpty. Operand 482 states and 747 transitions. [2023-11-21 18:55:35,652 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2023-11-21 18:55:35,652 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:55:35,652 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:55:36,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:55:36,607 INFO L262 TraceCheckSpWp]: Trace formula consists of 3123 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-21 18:55:36,619 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:55:36,771 INFO L134 CoverageAnalysis]: Checked inductivity of 326 backedges. 138 proven. 0 refuted. 0 times theorem prover too weak. 188 trivial. 0 not checked. [2023-11-21 18:55:36,925 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:55:36,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 811 states to 482 states and 745 transitions. [2023-11-21 18:55:36,930 INFO L276 IsEmpty]: Start isEmpty. Operand 482 states and 745 transitions. [2023-11-21 18:55:36,933 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 228 [2023-11-21 18:55:36,933 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:55:36,934 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:55:37,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:55:37,879 INFO L262 TraceCheckSpWp]: Trace formula consists of 3491 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-21 18:55:37,892 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:55:38,052 INFO L134 CoverageAnalysis]: Checked inductivity of 483 backedges. 146 proven. 0 refuted. 0 times theorem prover too weak. 337 trivial. 0 not checked. [2023-11-21 18:55:38,213 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:55:38,218 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 819 states to 482 states and 744 transitions. [2023-11-21 18:55:38,218 INFO L276 IsEmpty]: Start isEmpty. Operand 482 states and 744 transitions. [2023-11-21 18:55:38,221 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 237 [2023-11-21 18:55:38,221 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:55:38,222 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:55:39,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:55:39,259 INFO L262 TraceCheckSpWp]: Trace formula consists of 3623 conjuncts, 13 conjunts are in the unsatisfiable core [2023-11-21 18:55:39,361 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:55:39,691 INFO L134 CoverageAnalysis]: Checked inductivity of 537 backedges. 77 proven. 0 refuted. 0 times theorem prover too weak. 460 trivial. 0 not checked. [2023-11-21 18:55:39,994 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:55:40,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 839 states to 486 states and 756 transitions. [2023-11-21 18:55:40,001 INFO L276 IsEmpty]: Start isEmpty. Operand 486 states and 756 transitions. [2023-11-21 18:55:40,006 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 246 [2023-11-21 18:55:40,006 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:55:40,006 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:55:41,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:55:41,251 INFO L262 TraceCheckSpWp]: Trace formula consists of 3755 conjuncts, 13 conjunts are in the unsatisfiable core [2023-11-21 18:55:41,273 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:55:41,465 INFO L134 CoverageAnalysis]: Checked inductivity of 600 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 576 trivial. 0 not checked. [2023-11-21 18:55:41,559 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:55:41,567 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 844 states to 489 states and 761 transitions. [2023-11-21 18:55:41,568 INFO L276 IsEmpty]: Start isEmpty. Operand 489 states and 761 transitions. [2023-11-21 18:55:41,572 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 255 [2023-11-21 18:55:41,572 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:55:41,573 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:55:44,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:55:44,078 INFO L262 TraceCheckSpWp]: Trace formula consists of 3887 conjuncts, 47 conjunts are in the unsatisfiable core [2023-11-21 18:55:44,098 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:55:45,363 INFO L134 CoverageAnalysis]: Checked inductivity of 672 backedges. 236 proven. 0 refuted. 0 times theorem prover too weak. 436 trivial. 0 not checked. [2023-11-21 18:55:49,462 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:55:49,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 876 states to 508 states and 792 transitions. [2023-11-21 18:55:49,469 INFO L276 IsEmpty]: Start isEmpty. Operand 508 states and 792 transitions. [2023-11-21 18:55:49,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 255 [2023-11-21 18:55:49,473 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:55:49,473 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:55:50,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:55:50,807 INFO L262 TraceCheckSpWp]: Trace formula consists of 3887 conjuncts, 66 conjunts are in the unsatisfiable core [2023-11-21 18:55:50,828 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:55:50,999 INFO L134 CoverageAnalysis]: Checked inductivity of 672 backedges. 236 proven. 0 refuted. 0 times theorem prover too weak. 436 trivial. 0 not checked. [2023-11-21 18:55:51,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:55:51,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 876 states to 508 states and 792 transitions. [2023-11-21 18:55:51,055 INFO L276 IsEmpty]: Start isEmpty. Operand 508 states and 792 transitions. [2023-11-21 18:55:51,059 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 255 [2023-11-21 18:55:51,059 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:55:51,059 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:55:52,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:55:52,861 INFO L262 TraceCheckSpWp]: Trace formula consists of 3887 conjuncts, 39 conjunts are in the unsatisfiable core [2023-11-21 18:55:52,872 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:55:53,133 INFO L134 CoverageAnalysis]: Checked inductivity of 672 backedges. 314 proven. 0 refuted. 0 times theorem prover too weak. 358 trivial. 0 not checked. [2023-11-21 18:55:53,680 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:55:53,692 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 877 states to 508 states and 792 transitions. [2023-11-21 18:55:53,692 INFO L276 IsEmpty]: Start isEmpty. Operand 508 states and 792 transitions. [2023-11-21 18:55:53,698 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 255 [2023-11-21 18:55:53,698 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:55:53,699 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:55:54,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:55:54,805 INFO L262 TraceCheckSpWp]: Trace formula consists of 3887 conjuncts, 66 conjunts are in the unsatisfiable core [2023-11-21 18:55:54,825 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:55:54,993 INFO L134 CoverageAnalysis]: Checked inductivity of 672 backedges. 236 proven. 0 refuted. 0 times theorem prover too weak. 436 trivial. 0 not checked. [2023-11-21 18:55:55,041 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:55:55,047 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 877 states to 508 states and 792 transitions. [2023-11-21 18:55:55,047 INFO L276 IsEmpty]: Start isEmpty. Operand 508 states and 792 transitions. [2023-11-21 18:55:55,050 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 255 [2023-11-21 18:55:55,050 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:55:55,050 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:55:56,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:55:56,382 INFO L262 TraceCheckSpWp]: Trace formula consists of 3887 conjuncts, 66 conjunts are in the unsatisfiable core [2023-11-21 18:55:56,396 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:55:56,576 INFO L134 CoverageAnalysis]: Checked inductivity of 672 backedges. 236 proven. 0 refuted. 0 times theorem prover too weak. 436 trivial. 0 not checked. [2023-11-21 18:55:56,621 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:55:56,628 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 877 states to 508 states and 792 transitions. [2023-11-21 18:55:56,629 INFO L276 IsEmpty]: Start isEmpty. Operand 508 states and 792 transitions. [2023-11-21 18:55:56,631 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 255 [2023-11-21 18:55:56,631 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:55:56,631 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:55:57,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:55:57,689 INFO L262 TraceCheckSpWp]: Trace formula consists of 3887 conjuncts, 66 conjunts are in the unsatisfiable core [2023-11-21 18:55:57,709 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:55:57,886 INFO L134 CoverageAnalysis]: Checked inductivity of 672 backedges. 236 proven. 0 refuted. 0 times theorem prover too weak. 436 trivial. 0 not checked. [2023-11-21 18:55:57,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:55:57,935 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 877 states to 508 states and 792 transitions. [2023-11-21 18:55:57,935 INFO L276 IsEmpty]: Start isEmpty. Operand 508 states and 792 transitions. [2023-11-21 18:55:57,937 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 255 [2023-11-21 18:55:57,938 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:55:57,938 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:55:58,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:55:58,942 INFO L262 TraceCheckSpWp]: Trace formula consists of 3887 conjuncts, 66 conjunts are in the unsatisfiable core [2023-11-21 18:55:58,953 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:55:59,131 INFO L134 CoverageAnalysis]: Checked inductivity of 672 backedges. 236 proven. 0 refuted. 0 times theorem prover too weak. 436 trivial. 0 not checked. [2023-11-21 18:55:59,185 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:55:59,191 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 877 states to 508 states and 792 transitions. [2023-11-21 18:55:59,191 INFO L276 IsEmpty]: Start isEmpty. Operand 508 states and 792 transitions. [2023-11-21 18:55:59,193 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 255 [2023-11-21 18:55:59,193 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:55:59,194 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms