./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/aws-c-common/aws_array_list_length_harness.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc 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_650dd073-d2b2-474e-8428-c23a9476757b/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_650dd073-d2b2-474e-8428-c23a9476757b/bin/ukojak-verify-afCqCEvfdi/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_650dd073-d2b2-474e-8428-c23a9476757b/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_650dd073-d2b2-474e-8428-c23a9476757b/bin/ukojak-verify-afCqCEvfdi/config/KojakReach.xml -i ../../sv-benchmarks/c/aws-c-common/aws_array_list_length_harness.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_650dd073-d2b2-474e-8428-c23a9476757b/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_650dd073-d2b2-474e-8428-c23a9476757b/bin/ukojak-verify-afCqCEvfdi --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 53c422310795c2e7f5b0f72e5a73eee871aa1645d7b73c98001e28d2bf239333 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 22:59:04,880 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 22:59:04,972 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_650dd073-d2b2-474e-8428-c23a9476757b/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Reach-64bit-Kojak_Default.epf [2023-11-24 22:59:04,978 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 22:59:04,979 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-24 22:59:05,021 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 22:59:05,023 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 22:59:05,024 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-24 22:59:05,025 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 22:59:05,030 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 22:59:05,031 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 22:59:05,032 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 22:59:05,032 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 22:59:05,034 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 22:59:05,035 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 22:59:05,035 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 22:59:05,036 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 22:59:05,036 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 22:59:05,037 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 22:59:05,037 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 22:59:05,038 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 22:59:05,039 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 22:59:05,039 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 22:59:05,040 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:59:05,040 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 22:59:05,041 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 22:59:05,041 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 22:59:05,042 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-24 22:59:05,042 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 22:59:05,042 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 22:59:05,044 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_650dd073-d2b2-474e-8428-c23a9476757b/bin/ukojak-verify-afCqCEvfdi/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_650dd073-d2b2-474e-8428-c23a9476757b/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 53c422310795c2e7f5b0f72e5a73eee871aa1645d7b73c98001e28d2bf239333 [2023-11-24 22:59:05,311 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 22:59:05,338 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 22:59:05,341 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 22:59:05,343 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 22:59:05,344 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 22:59:05,345 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_650dd073-d2b2-474e-8428-c23a9476757b/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/aws-c-common/aws_array_list_length_harness.i [2023-11-24 22:59:08,634 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 22:59:09,294 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 22:59:09,295 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_650dd073-d2b2-474e-8428-c23a9476757b/sv-benchmarks/c/aws-c-common/aws_array_list_length_harness.i [2023-11-24 22:59:09,344 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_650dd073-d2b2-474e-8428-c23a9476757b/bin/ukojak-verify-afCqCEvfdi/data/9547014dd/0218d388d91c4e18b16faca6d6789d55/FLAGad576c999 [2023-11-24 22:59:09,368 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_650dd073-d2b2-474e-8428-c23a9476757b/bin/ukojak-verify-afCqCEvfdi/data/9547014dd/0218d388d91c4e18b16faca6d6789d55 [2023-11-24 22:59:09,376 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 22:59:09,380 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 22:59:09,387 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 22:59:09,387 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 22:59:09,393 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 22:59:09,394 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:59:09" (1/1) ... [2023-11-24 22:59:09,396 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4960a8a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:59:09, skipping insertion in model container [2023-11-24 22:59:09,396 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:59:09" (1/1) ... [2023-11-24 22:59:09,533 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 22:59:09,815 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_650dd073-d2b2-474e-8428-c23a9476757b/sv-benchmarks/c/aws-c-common/aws_array_list_length_harness.i[4495,4508] [2023-11-24 22:59:09,825 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_650dd073-d2b2-474e-8428-c23a9476757b/sv-benchmarks/c/aws-c-common/aws_array_list_length_harness.i[4555,4568] [2023-11-24 22:59:11,035 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-24 22:59:11,036 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-24 22:59:11,036 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-24 22:59:11,037 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-24 22:59:11,039 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-24 22:59:11,052 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-24 22:59:11,053 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-24 22:59:11,055 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-24 22:59:11,056 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-24 22:59:11,059 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-24 22:59:11,060 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-24 22:59:11,061 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-24 22:59:11,062 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-24 22:59:11,577 WARN L638 FunctionHandler]: implicit declaration of function __atomic_load_n [2023-11-24 22:59:11,581 WARN L638 FunctionHandler]: implicit declaration of function __atomic_store_n [2023-11-24 22:59:11,583 WARN L638 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2023-11-24 22:59:11,584 WARN L638 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2023-11-24 22:59:11,594 WARN L638 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2023-11-24 22:59:11,595 WARN L638 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2023-11-24 22:59:11,596 WARN L638 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2023-11-24 22:59:11,596 WARN L638 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2023-11-24 22:59:11,599 WARN L638 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2023-11-24 22:59:11,599 WARN L638 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2023-11-24 22:59:11,773 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-24 22:59:11,781 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-24 22:59:11,850 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:59:11,886 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 22:59:11,903 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_650dd073-d2b2-474e-8428-c23a9476757b/sv-benchmarks/c/aws-c-common/aws_array_list_length_harness.i[4495,4508] [2023-11-24 22:59:11,904 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_650dd073-d2b2-474e-8428-c23a9476757b/sv-benchmarks/c/aws-c-common/aws_array_list_length_harness.i[4555,4568] [2023-11-24 22:59:11,966 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-24 22:59:11,973 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-24 22:59:11,974 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-24 22:59:11,975 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-24 22:59:11,976 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-24 22:59:11,988 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-24 22:59:11,989 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-24 22:59:11,990 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-24 22:59:11,991 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-24 22:59:11,992 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-24 22:59:11,993 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-24 22:59:11,994 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-24 22:59:11,994 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-24 22:59:12,034 WARN L638 FunctionHandler]: implicit declaration of function __atomic_load_n [2023-11-24 22:59:12,036 WARN L638 FunctionHandler]: implicit declaration of function __atomic_store_n [2023-11-24 22:59:12,037 WARN L638 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2023-11-24 22:59:12,038 WARN L638 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2023-11-24 22:59:12,039 WARN L638 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2023-11-24 22:59:12,040 WARN L638 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2023-11-24 22:59:12,041 WARN L638 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2023-11-24 22:59:12,041 WARN L638 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2023-11-24 22:59:12,042 WARN L638 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2023-11-24 22:59:12,043 WARN L638 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2023-11-24 22:59:12,079 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-24 22:59:12,090 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-24 22:59:12,109 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : : "r"(pBuf) : "memory"); [7747-7758] [2023-11-24 22:59:12,141 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:59:12,557 WARN L675 CHandler]: The function __atomic_fetch_or is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 22:59:12,557 WARN L675 CHandler]: The function __atomic_fetch_sub is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 22:59:12,557 WARN L675 CHandler]: The function __atomic_exchange_n is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 22:59:12,557 WARN L675 CHandler]: The function __atomic_fetch_xor is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 22:59:12,557 WARN L675 CHandler]: The function htons is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 22:59:12,558 WARN L675 CHandler]: The function ntohl is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 22:59:12,558 WARN L675 CHandler]: The function __atomic_compare_exchange_n is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 22:59:12,558 WARN L675 CHandler]: The function __atomic_fetch_add is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 22:59:12,559 WARN L675 CHandler]: The function fprintf is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 22:59:12,559 WARN L675 CHandler]: The function htonl is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 22:59:12,560 WARN L675 CHandler]: The function __atomic_store_n is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 22:59:12,560 WARN L675 CHandler]: The function ntohs is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 22:59:12,561 WARN L675 CHandler]: The function __atomic_load_n is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 22:59:12,561 WARN L675 CHandler]: The function __atomic_thread_fence is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 22:59:12,561 WARN L675 CHandler]: The function __atomic_fetch_and is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 22:59:12,569 INFO L206 MainTranslator]: Completed translation [2023-11-24 22:59:12,571 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:59:12 WrapperNode [2023-11-24 22:59:12,620 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 22:59:12,621 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 22:59:12,622 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 22:59:12,622 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 22:59:12,630 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:59:12" (1/1) ... [2023-11-24 22:59:12,746 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:59:12" (1/1) ... [2023-11-24 22:59:12,839 INFO L138 Inliner]: procedures = 689, calls = 1683, calls flagged for inlining = 52, calls inlined = 8, statements flattened = 593 [2023-11-24 22:59:12,854 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 22:59:12,855 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 22:59:12,855 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 22:59:12,855 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 22:59:12,867 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:59:12" (1/1) ... [2023-11-24 22:59:12,868 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:59:12" (1/1) ... [2023-11-24 22:59:12,890 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:59:12" (1/1) ... [2023-11-24 22:59:12,891 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:59:12" (1/1) ... [2023-11-24 22:59:12,948 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:59:12" (1/1) ... [2023-11-24 22:59:12,957 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:59:12" (1/1) ... [2023-11-24 22:59:12,965 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:59:12" (1/1) ... [2023-11-24 22:59:12,986 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:59:12" (1/1) ... [2023-11-24 22:59:13,010 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 22:59:13,011 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 22:59:13,012 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 22:59:13,013 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 22:59:13,014 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:59:12" (1/1) ... [2023-11-24 22:59:13,021 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:59:13,035 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_650dd073-d2b2-474e-8428-c23a9476757b/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 22:59:13,049 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_650dd073-d2b2-474e-8428-c23a9476757b/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 22:59:13,072 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_650dd073-d2b2-474e-8428-c23a9476757b/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 22:59:13,105 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-24 22:59:13,105 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_is_bounded [2023-11-24 22:59:13,105 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_is_bounded [2023-11-24 22:59:13,105 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_is_valid [2023-11-24 22:59:13,106 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_is_valid [2023-11-24 22:59:13,106 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_bool [2023-11-24 22:59:13,107 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_bool [2023-11-24 22:59:13,107 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-24 22:59:13,108 INFO L130 BoogieDeclarations]: Found specification of procedure aws_raise_error [2023-11-24 22:59:13,108 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_raise_error [2023-11-24 22:59:13,109 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-24 22:59:13,109 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-24 22:59:13,109 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-24 22:59:13,109 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 22:59:13,109 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-24 22:59:13,110 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 22:59:13,110 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 22:59:13,110 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_malloc [2023-11-24 22:59:13,110 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_malloc [2023-11-24 22:59:13,111 INFO L130 BoogieDeclarations]: Found specification of procedure assert_byte_from_buffer_matches [2023-11-24 22:59:13,111 INFO L138 BoogieDeclarations]: Found implementation of procedure assert_byte_from_buffer_matches [2023-11-24 22:59:13,111 INFO L130 BoogieDeclarations]: Found specification of procedure aws_mul_size_checked [2023-11-24 22:59:13,112 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_mul_size_checked [2023-11-24 22:59:13,112 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_length [2023-11-24 22:59:13,112 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_length [2023-11-24 22:59:13,112 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-24 22:59:13,112 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-24 22:59:13,112 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-24 22:59:13,113 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-24 22:59:13,113 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-24 22:59:13,113 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_allocator [2023-11-24 22:59:13,113 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_allocator [2023-11-24 22:59:13,114 INFO L130 BoogieDeclarations]: Found specification of procedure __CPROVER_overflow_mult [2023-11-24 22:59:13,114 INFO L138 BoogieDeclarations]: Found implementation of procedure __CPROVER_overflow_mult [2023-11-24 22:59:13,115 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-24 22:59:13,115 INFO L130 BoogieDeclarations]: Found specification of procedure ensure_array_list_has_allocated_data_member [2023-11-24 22:59:13,115 INFO L138 BoogieDeclarations]: Found implementation of procedure ensure_array_list_has_allocated_data_member [2023-11-24 22:59:13,115 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-24 22:59:13,518 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 22:59:13,520 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 22:59:14,421 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 22:59:14,645 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 22:59:14,646 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-24 22:59:14,648 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:59:14 BoogieIcfgContainer [2023-11-24 22:59:14,648 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 22:59:14,649 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 22:59:14,650 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 22:59:14,661 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 22:59:14,661 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:59:14" (1/1) ... [2023-11-24 22:59:14,672 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 22:59:14,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:59:14,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 99 states and 124 transitions. [2023-11-24 22:59:14,759 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 124 transitions. [2023-11-24 22:59:14,769 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-11-24 22:59:14,769 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:59:14,770 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:59:15,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:59:15,975 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2023-11-24 22:59:16,248 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:59:16,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 101 states and 128 transitions. [2023-11-24 22:59:16,256 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 128 transitions. [2023-11-24 22:59:16,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2023-11-24 22:59:16,262 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:59:16,263 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:59:16,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:59:16,972 INFO L262 TraceCheckSpWp]: Trace formula consists of 2176 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-24 22:59:16,986 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:59:17,184 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2023-11-24 22:59:17,562 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:59:17,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 159 states to 107 states and 138 transitions. [2023-11-24 22:59:17,564 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 138 transitions. [2023-11-24 22:59:17,567 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2023-11-24 22:59:17,567 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:59:17,568 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:59:18,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:59:18,156 INFO L262 TraceCheckSpWp]: Trace formula consists of 2220 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-24 22:59:18,162 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:59:18,227 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2023-11-24 22:59:18,265 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:59:18,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161 states to 101 states and 127 transitions. [2023-11-24 22:59:18,267 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 127 transitions. [2023-11-24 22:59:18,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2023-11-24 22:59:18,269 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:59:18,269 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:59:18,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:59:18,864 INFO L262 TraceCheckSpWp]: Trace formula consists of 2308 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-24 22:59:18,871 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:59:18,939 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2023-11-24 22:59:18,997 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:59:18,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166 states to 101 states and 126 transitions. [2023-11-24 22:59:18,999 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 126 transitions. [2023-11-24 22:59:19,001 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2023-11-24 22:59:19,001 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:59:19,001 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:59:19,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:59:19,861 INFO L262 TraceCheckSpWp]: Trace formula consists of 2440 conjuncts, 325 conjunts are in the unsatisfiable core [2023-11-24 22:59:19,914 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:59:19,968 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2023-11-24 22:59:21,994 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 38 treesize of output 29 [2023-11-24 22:59:22,229 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 11 [2023-11-24 22:59:22,248 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 11 [2023-11-24 22:59:23,459 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-24 22:59:23,461 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2023-11-24 22:59:23,462 WARN L561 QuantifierPusher]: no eliminatee completely removed, nonetheless the elimination was considered successful [2023-11-24 22:59:33,945 WARN L293 SmtUtils]: Spent 10.02s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-24 22:59:33,957 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-24 22:59:33,958 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2023-11-24 22:59:33,969 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-24 22:59:33,970 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2023-11-24 22:59:33,971 WARN L561 QuantifierPusher]: no eliminatee completely removed, nonetheless the elimination was considered successful