./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/aws-c-common/aws_array_list_set_at_harness.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fe9c52c-1001-49b4-9d5c-9fd8f13e4ef3/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fe9c52c-1001-49b4-9d5c-9fd8f13e4ef3/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_7fe9c52c-1001-49b4-9d5c-9fd8f13e4ef3/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fe9c52c-1001-49b4-9d5c-9fd8f13e4ef3/bin/ukojak-verify-afCqCEvfdi/config/KojakReach.xml -i ../../sv-benchmarks/c/aws-c-common/aws_array_list_set_at_harness.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fe9c52c-1001-49b4-9d5c-9fd8f13e4ef3/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_7fe9c52c-1001-49b4-9d5c-9fd8f13e4ef3/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 156ab79a85c4b985ced0d661dede185c573e9f8e4fcba49b00d62d883c71bbed --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 22:54:09,735 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 22:54:09,867 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fe9c52c-1001-49b4-9d5c-9fd8f13e4ef3/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Reach-64bit-Kojak_Default.epf [2023-11-24 22:54:09,875 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 22:54:09,877 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-24 22:54:09,919 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 22:54:09,920 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 22:54:09,921 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-24 22:54:09,922 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 22:54:09,930 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 22:54:09,931 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 22:54:09,931 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 22:54:09,932 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 22:54:09,934 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 22:54:09,934 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 22:54:09,935 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 22:54:09,935 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 22:54:09,936 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 22:54:09,936 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 22:54:09,937 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 22:54:09,938 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 22:54:09,939 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 22:54:09,939 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 22:54:09,940 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:54:09,940 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 22:54:09,941 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 22:54:09,941 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 22:54:09,942 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-24 22:54:09,942 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 22:54:09,943 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 22:54:09,944 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_7fe9c52c-1001-49b4-9d5c-9fd8f13e4ef3/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fe9c52c-1001-49b4-9d5c-9fd8f13e4ef3/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 156ab79a85c4b985ced0d661dede185c573e9f8e4fcba49b00d62d883c71bbed [2023-11-24 22:54:10,243 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 22:54:10,280 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 22:54:10,283 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 22:54:10,285 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 22:54:10,286 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 22:54:10,287 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fe9c52c-1001-49b4-9d5c-9fd8f13e4ef3/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/aws-c-common/aws_array_list_set_at_harness.i [2023-11-24 22:54:13,608 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 22:54:14,279 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 22:54:14,280 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fe9c52c-1001-49b4-9d5c-9fd8f13e4ef3/sv-benchmarks/c/aws-c-common/aws_array_list_set_at_harness.i [2023-11-24 22:54:14,328 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fe9c52c-1001-49b4-9d5c-9fd8f13e4ef3/bin/ukojak-verify-afCqCEvfdi/data/25cd0d408/9fcce408c01045cba62182a9770717fe/FLAG898da62bd [2023-11-24 22:54:14,351 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fe9c52c-1001-49b4-9d5c-9fd8f13e4ef3/bin/ukojak-verify-afCqCEvfdi/data/25cd0d408/9fcce408c01045cba62182a9770717fe [2023-11-24 22:54:14,360 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 22:54:14,365 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 22:54:14,367 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 22:54:14,367 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 22:54:14,374 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 22:54:14,374 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:54:14" (1/1) ... [2023-11-24 22:54:14,376 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@71007b23 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:54:14, skipping insertion in model container [2023-11-24 22:54:14,376 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:54:14" (1/1) ... [2023-11-24 22:54:14,520 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 22:54:14,834 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_7fe9c52c-1001-49b4-9d5c-9fd8f13e4ef3/sv-benchmarks/c/aws-c-common/aws_array_list_set_at_harness.i[4495,4508] [2023-11-24 22:54:14,844 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_7fe9c52c-1001-49b4-9d5c-9fd8f13e4ef3/sv-benchmarks/c/aws-c-common/aws_array_list_set_at_harness.i[4555,4568] [2023-11-24 22:54:16,239 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-24 22:54:16,241 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-24 22:54:16,241 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-24 22:54:16,243 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-24 22:54:16,244 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-24 22:54:16,261 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-24 22:54:16,262 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-24 22:54:16,265 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-24 22:54:16,266 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-24 22:54:16,268 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-24 22:54:16,270 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-24 22:54:16,271 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-24 22:54:16,271 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-24 22:54:16,812 WARN L638 FunctionHandler]: implicit declaration of function __atomic_load_n [2023-11-24 22:54:16,814 WARN L638 FunctionHandler]: implicit declaration of function __atomic_store_n [2023-11-24 22:54:16,815 WARN L638 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2023-11-24 22:54:16,817 WARN L638 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2023-11-24 22:54:16,819 WARN L638 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2023-11-24 22:54:16,820 WARN L638 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2023-11-24 22:54:16,822 WARN L638 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2023-11-24 22:54:16,823 WARN L638 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2023-11-24 22:54:16,824 WARN L638 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2023-11-24 22:54:16,825 WARN L638 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2023-11-24 22:54:17,020 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-24 22:54:17,029 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-24 22:54:17,103 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-24 22:54:17,108 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-24 22:54:17,109 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-24 22:54:17,113 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:54:17,185 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 22:54:17,217 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_7fe9c52c-1001-49b4-9d5c-9fd8f13e4ef3/sv-benchmarks/c/aws-c-common/aws_array_list_set_at_harness.i[4495,4508] [2023-11-24 22:54:17,221 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_7fe9c52c-1001-49b4-9d5c-9fd8f13e4ef3/sv-benchmarks/c/aws-c-common/aws_array_list_set_at_harness.i[4555,4568] [2023-11-24 22:54:17,339 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-24 22:54:17,340 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-24 22:54:17,341 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-24 22:54:17,344 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-24 22:54:17,345 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-24 22:54:17,358 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-24 22:54:17,359 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-24 22:54:17,361 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-24 22:54:17,361 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-24 22:54:17,363 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-24 22:54:17,366 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-24 22:54:17,367 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-24 22:54:17,368 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-24 22:54:17,447 WARN L638 FunctionHandler]: implicit declaration of function __atomic_load_n [2023-11-24 22:54:17,452 WARN L638 FunctionHandler]: implicit declaration of function __atomic_store_n [2023-11-24 22:54:17,453 WARN L638 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2023-11-24 22:54:17,455 WARN L638 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2023-11-24 22:54:17,459 WARN L638 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2023-11-24 22:54:17,461 WARN L638 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2023-11-24 22:54:17,462 WARN L638 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2023-11-24 22:54:17,463 WARN L638 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2023-11-24 22:54:17,464 WARN L638 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2023-11-24 22:54:17,471 WARN L638 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2023-11-24 22:54:17,529 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-24 22:54:17,539 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-24 22:54:17,547 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : : "r"(pBuf) : "memory"); [7770-7781] [2023-11-24 22:54:17,583 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-24 22:54:17,583 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-24 22:54:17,584 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-24 22:54:17,588 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:54:17,808 WARN L675 CHandler]: The function __atomic_fetch_or is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 22:54:17,808 WARN L675 CHandler]: The function __atomic_fetch_sub is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 22:54:17,809 WARN L675 CHandler]: The function __atomic_exchange_n is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 22:54:17,809 WARN L675 CHandler]: The function __atomic_fetch_xor is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 22:54:17,809 WARN L675 CHandler]: The function htons is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 22:54:17,809 WARN L675 CHandler]: The function ntohl is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 22:54:17,809 WARN L675 CHandler]: The function __atomic_compare_exchange_n is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 22:54:17,809 WARN L675 CHandler]: The function __atomic_fetch_add is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 22:54:17,810 WARN L675 CHandler]: The function fprintf is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 22:54:17,810 WARN L675 CHandler]: The function htonl is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 22:54:17,810 WARN L675 CHandler]: The function __atomic_store_n is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 22:54:17,810 WARN L675 CHandler]: The function ntohs is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 22:54:17,810 WARN L675 CHandler]: The function __atomic_load_n is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 22:54:17,810 WARN L675 CHandler]: The function __atomic_thread_fence is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 22:54:17,811 WARN L675 CHandler]: The function __atomic_fetch_and is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 22:54:17,822 INFO L206 MainTranslator]: Completed translation [2023-11-24 22:54:17,823 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:54:17 WrapperNode [2023-11-24 22:54:17,824 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 22:54:17,825 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 22:54:17,825 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 22:54:17,825 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 22:54:17,831 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:54:17" (1/1) ... [2023-11-24 22:54:17,978 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:54:17" (1/1) ... [2023-11-24 22:54:18,114 INFO L138 Inliner]: procedures = 690, calls = 1682, calls flagged for inlining = 51, calls inlined = 11, statements flattened = 850 [2023-11-24 22:54:18,117 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 22:54:18,118 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 22:54:18,119 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 22:54:18,119 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 22:54:18,131 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:54:17" (1/1) ... [2023-11-24 22:54:18,131 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:54:17" (1/1) ... [2023-11-24 22:54:18,149 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:54:17" (1/1) ... [2023-11-24 22:54:18,150 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:54:17" (1/1) ... [2023-11-24 22:54:18,225 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:54:17" (1/1) ... [2023-11-24 22:54:18,242 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:54:17" (1/1) ... [2023-11-24 22:54:18,274 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:54:17" (1/1) ... [2023-11-24 22:54:18,285 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:54:17" (1/1) ... [2023-11-24 22:54:18,299 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 22:54:18,300 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 22:54:18,300 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 22:54:18,300 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 22:54:18,301 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:54:17" (1/1) ... [2023-11-24 22:54:18,308 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:54:18,321 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fe9c52c-1001-49b4-9d5c-9fd8f13e4ef3/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 22:54:18,336 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fe9c52c-1001-49b4-9d5c-9fd8f13e4ef3/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 22:54:18,370 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fe9c52c-1001-49b4-9d5c-9fd8f13e4ef3/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 22:54:18,410 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-24 22:54:18,410 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_is_bounded [2023-11-24 22:54:18,411 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_is_bounded [2023-11-24 22:54:18,412 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_is_valid [2023-11-24 22:54:18,412 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_is_valid [2023-11-24 22:54:18,412 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_bool [2023-11-24 22:54:18,412 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_bool [2023-11-24 22:54:18,412 INFO L130 BoogieDeclarations]: Found specification of procedure aws_allocator_is_valid [2023-11-24 22:54:18,413 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_allocator_is_valid [2023-11-24 22:54:18,413 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-24 22:54:18,413 INFO L130 BoogieDeclarations]: Found specification of procedure aws_raise_error [2023-11-24 22:54:18,413 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_raise_error [2023-11-24 22:54:18,413 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-24 22:54:18,414 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-24 22:54:18,415 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-24 22:54:18,415 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 22:54:18,415 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-24 22:54:18,415 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy_impl [2023-11-24 22:54:18,415 INFO L138 BoogieDeclarations]: Found implementation of procedure memcpy_impl [2023-11-24 22:54:18,416 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 22:54:18,416 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 22:54:18,416 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_malloc [2023-11-24 22:54:18,417 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_malloc [2023-11-24 22:54:18,417 INFO L130 BoogieDeclarations]: Found specification of procedure assert_byte_from_buffer_matches [2023-11-24 22:54:18,417 INFO L138 BoogieDeclarations]: Found implementation of procedure assert_byte_from_buffer_matches [2023-11-24 22:54:18,417 INFO L130 BoogieDeclarations]: Found specification of procedure aws_mul_size_checked [2023-11-24 22:54:18,418 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_mul_size_checked [2023-11-24 22:54:18,419 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_malloc [2023-11-24 22:54:18,419 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_malloc [2023-11-24 22:54:18,420 INFO L130 BoogieDeclarations]: Found specification of procedure aws_mem_release [2023-11-24 22:54:18,421 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_mem_release [2023-11-24 22:54:18,421 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_length [2023-11-24 22:54:18,421 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_length [2023-11-24 22:54:18,422 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-24 22:54:18,422 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-24 22:54:18,422 INFO L130 BoogieDeclarations]: Found specification of procedure my_memcpy [2023-11-24 22:54:18,423 INFO L138 BoogieDeclarations]: Found implementation of procedure my_memcpy [2023-11-24 22:54:18,423 INFO L130 BoogieDeclarations]: Found specification of procedure aws_mem_acquire [2023-11-24 22:54:18,423 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_mem_acquire [2023-11-24 22:54:18,424 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-24 22:54:18,424 INFO L130 BoogieDeclarations]: Found specification of procedure __CPROVER_overflow_plus [2023-11-24 22:54:18,425 INFO L138 BoogieDeclarations]: Found implementation of procedure __CPROVER_overflow_plus [2023-11-24 22:54:18,425 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-24 22:54:18,425 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-24 22:54:18,425 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_allocator [2023-11-24 22:54:18,425 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_allocator [2023-11-24 22:54:18,426 INFO L130 BoogieDeclarations]: Found specification of procedure __CPROVER_overflow_mult [2023-11-24 22:54:18,426 INFO L138 BoogieDeclarations]: Found implementation of procedure __CPROVER_overflow_mult [2023-11-24 22:54:18,427 INFO L130 BoogieDeclarations]: Found specification of procedure aws_add_size_checked [2023-11-24 22:54:18,427 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_add_size_checked [2023-11-24 22:54:18,427 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-24 22:54:18,427 INFO L130 BoogieDeclarations]: Found specification of procedure ensure_array_list_has_allocated_data_member [2023-11-24 22:54:18,427 INFO L138 BoogieDeclarations]: Found implementation of procedure ensure_array_list_has_allocated_data_member [2023-11-24 22:54:18,428 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_set_at [2023-11-24 22:54:18,428 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_set_at [2023-11-24 22:54:18,428 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-24 22:54:18,845 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 22:54:18,849 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 22:54:20,249 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 22:54:20,544 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 22:54:20,544 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-24 22:54:20,547 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:54:20 BoogieIcfgContainer [2023-11-24 22:54:20,547 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 22:54:20,548 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 22:54:20,548 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 22:54:20,561 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 22:54:20,562 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:54:20" (1/1) ... [2023-11-24 22:54:20,574 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 22:54:20,653 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:54:20,678 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 339 states to 244 states and 339 transitions. [2023-11-24 22:54:20,679 INFO L276 IsEmpty]: Start isEmpty. Operand 244 states and 339 transitions. [2023-11-24 22:54:20,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2023-11-24 22:54:20,695 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:54:20,696 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:54:21,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:54:21,985 INFO L134 CoverageAnalysis]: Checked inductivity of 170 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 155 trivial. 0 not checked. [2023-11-24 22:54:22,397 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:54:22,403 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 366 states to 246 states and 358 transitions. [2023-11-24 22:54:22,409 INFO L276 IsEmpty]: Start isEmpty. Operand 246 states and 358 transitions. [2023-11-24 22:54:22,413 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2023-11-24 22:54:22,413 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:54:22,414 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:54:23,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:54:23,270 INFO L262 TraceCheckSpWp]: Trace formula consists of 2530 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-24 22:54:23,285 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:54:23,439 INFO L134 CoverageAnalysis]: Checked inductivity of 170 backedges. 95 proven. 0 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2023-11-24 22:54:23,941 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:54:23,955 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 392 states to 248 states and 362 transitions. [2023-11-24 22:54:23,955 INFO L276 IsEmpty]: Start isEmpty. Operand 248 states and 362 transitions. [2023-11-24 22:54:23,963 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2023-11-24 22:54:23,963 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:54:23,963 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:54:24,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:54:24,769 INFO L262 TraceCheckSpWp]: Trace formula consists of 2662 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-24 22:54:24,780 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:54:24,927 INFO L134 CoverageAnalysis]: Checked inductivity of 179 backedges. 98 proven. 0 refuted. 0 times theorem prover too weak. 81 trivial. 0 not checked. [2023-11-24 22:54:25,067 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:54:25,070 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 403 states to 255 states and 373 transitions. [2023-11-24 22:54:25,070 INFO L276 IsEmpty]: Start isEmpty. Operand 255 states and 373 transitions. [2023-11-24 22:54:25,074 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2023-11-24 22:54:25,074 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:54:25,074 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:54:25,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:54:25,923 INFO L262 TraceCheckSpWp]: Trace formula consists of 2794 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-24 22:54:25,941 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:54:26,119 INFO L134 CoverageAnalysis]: Checked inductivity of 197 backedges. 77 proven. 0 refuted. 0 times theorem prover too weak. 120 trivial. 0 not checked. [2023-11-24 22:54:26,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:54:26,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 411 states to 260 states and 381 transitions. [2023-11-24 22:54:26,254 INFO L276 IsEmpty]: Start isEmpty. Operand 260 states and 381 transitions. [2023-11-24 22:54:26,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2023-11-24 22:54:26,264 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:54:26,265 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:54:27,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:54:27,058 INFO L262 TraceCheckSpWp]: Trace formula consists of 2926 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-24 22:54:27,066 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:54:27,247 INFO L134 CoverageAnalysis]: Checked inductivity of 224 backedges. 52 proven. 0 refuted. 0 times theorem prover too weak. 172 trivial. 0 not checked. [2023-11-24 22:54:27,360 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:54:27,363 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 416 states to 263 states and 386 transitions. [2023-11-24 22:54:27,363 INFO L276 IsEmpty]: Start isEmpty. Operand 263 states and 386 transitions. [2023-11-24 22:54:27,366 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2023-11-24 22:54:27,366 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:54:27,367 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:54:28,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:54:28,094 INFO L262 TraceCheckSpWp]: Trace formula consists of 2574 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-24 22:54:28,101 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:54:28,174 INFO L134 CoverageAnalysis]: Checked inductivity of 192 backedges. 107 proven. 0 refuted. 0 times theorem prover too weak. 85 trivial. 0 not checked. [2023-11-24 22:54:28,222 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:54:28,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 418 states to 246 states and 354 transitions. [2023-11-24 22:54:28,225 INFO L276 IsEmpty]: Start isEmpty. Operand 246 states and 354 transitions. [2023-11-24 22:54:28,232 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2023-11-24 22:54:28,232 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:54:28,232 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:54:29,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:54:29,143 INFO L262 TraceCheckSpWp]: Trace formula consists of 3058 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-24 22:54:29,151 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:54:29,301 INFO L134 CoverageAnalysis]: Checked inductivity of 260 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 245 trivial. 0 not checked. [2023-11-24 22:54:29,391 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:54:29,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 428 states to 246 states and 353 transitions. [2023-11-24 22:54:29,394 INFO L276 IsEmpty]: Start isEmpty. Operand 246 states and 353 transitions. [2023-11-24 22:54:29,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2023-11-24 22:54:29,397 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:54:29,397 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:54:30,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:54:30,370 INFO L262 TraceCheckSpWp]: Trace formula consists of 3190 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-24 22:54:30,388 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:54:30,525 INFO L134 CoverageAnalysis]: Checked inductivity of 305 backedges. 65 proven. 0 refuted. 0 times theorem prover too weak. 240 trivial. 0 not checked. [2023-11-24 22:54:30,955 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:54:30,960 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 434 states to 250 states and 358 transitions. [2023-11-24 22:54:30,960 INFO L276 IsEmpty]: Start isEmpty. Operand 250 states and 358 transitions. [2023-11-24 22:54:30,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2023-11-24 22:54:30,963 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:54:30,963 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:54:31,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:54:31,771 INFO L262 TraceCheckSpWp]: Trace formula consists of 3189 conjuncts, 56 conjunts are in the unsatisfiable core [2023-11-24 22:54:31,781 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:54:32,529 INFO L134 CoverageAnalysis]: Checked inductivity of 305 backedges. 161 proven. 6 refuted. 0 times theorem prover too weak. 138 trivial. 0 not checked. [2023-11-24 22:54:35,056 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:54:35,060 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 468 states to 269 states and 391 transitions. [2023-11-24 22:54:35,060 INFO L276 IsEmpty]: Start isEmpty. Operand 269 states and 391 transitions. [2023-11-24 22:54:35,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2023-11-24 22:54:35,064 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:54:35,064 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:54:35,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:54:36,017 INFO L262 TraceCheckSpWp]: Trace formula consists of 3184 conjuncts, 178 conjunts are in the unsatisfiable core [2023-11-24 22:54:36,053 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:54:36,103 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 22:54:38,340 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 13 [2023-11-24 22:54:38,359 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 25 treesize of output 13