./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/aws-c-common/aws_priority_queue_init_static_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_ca7b2622-0251-4184-bef8-16f42d9eeb67/bin/ukojak-verify-i0I2FZA1j2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca7b2622-0251-4184-bef8-16f42d9eeb67/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_ca7b2622-0251-4184-bef8-16f42d9eeb67/bin/ukojak-verify-i0I2FZA1j2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca7b2622-0251-4184-bef8-16f42d9eeb67/bin/ukojak-verify-i0I2FZA1j2/config/KojakReach.xml -i ../../sv-benchmarks/c/aws-c-common/aws_priority_queue_init_static_harness.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca7b2622-0251-4184-bef8-16f42d9eeb67/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_ca7b2622-0251-4184-bef8-16f42d9eeb67/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 23ef598a219073b4e1ea2c3302ab5b9fcd0bd41db1d8d7141c8967f07530c02d --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 18:48:30,046 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 18:48:30,142 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca7b2622-0251-4184-bef8-16f42d9eeb67/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Reach-64bit-Kojak_Default.epf [2023-11-21 18:48:30,147 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-21 18:48:30,148 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-21 18:48:30,171 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 18:48:30,172 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 18:48:30,173 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-21 18:48:30,173 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 18:48:30,174 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 18:48:30,175 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 18:48:30,176 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 18:48:30,176 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-21 18:48:30,177 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 18:48:30,177 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 18:48:30,178 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 18:48:30,179 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 18:48:30,179 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 18:48:30,180 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 18:48:30,181 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-21 18:48:30,181 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-21 18:48:30,182 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-21 18:48:30,183 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 18:48:30,183 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:48:30,184 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 18:48:30,185 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 18:48:30,185 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 18:48:30,186 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-21 18:48:30,187 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-21 18:48:30,187 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 18:48:30,188 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_ca7b2622-0251-4184-bef8-16f42d9eeb67/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca7b2622-0251-4184-bef8-16f42d9eeb67/bin/ukojak-verify-i0I2FZA1j2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 23ef598a219073b4e1ea2c3302ab5b9fcd0bd41db1d8d7141c8967f07530c02d [2023-11-21 18:48:30,456 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 18:48:30,492 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 18:48:30,494 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 18:48:30,497 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 18:48:30,498 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 18:48:30,499 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca7b2622-0251-4184-bef8-16f42d9eeb67/bin/ukojak-verify-i0I2FZA1j2/../../sv-benchmarks/c/aws-c-common/aws_priority_queue_init_static_harness.i [2023-11-21 18:48:33,687 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 18:48:34,228 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 18:48:34,229 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca7b2622-0251-4184-bef8-16f42d9eeb67/sv-benchmarks/c/aws-c-common/aws_priority_queue_init_static_harness.i [2023-11-21 18:48:34,278 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca7b2622-0251-4184-bef8-16f42d9eeb67/bin/ukojak-verify-i0I2FZA1j2/data/886e398b1/8496aba723f04db7a969bed7c7bb7dd8/FLAGb39305d8e [2023-11-21 18:48:34,297 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca7b2622-0251-4184-bef8-16f42d9eeb67/bin/ukojak-verify-i0I2FZA1j2/data/886e398b1/8496aba723f04db7a969bed7c7bb7dd8 [2023-11-21 18:48:34,303 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 18:48:34,307 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 18:48:34,310 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 18:48:34,310 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 18:48:34,315 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 18:48:34,316 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:48:34" (1/1) ... [2023-11-21 18:48:34,317 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@74fd9d1b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:48:34, skipping insertion in model container [2023-11-21 18:48:34,318 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:48:34" (1/1) ... [2023-11-21 18:48:34,452 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 18:48:34,802 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_ca7b2622-0251-4184-bef8-16f42d9eeb67/sv-benchmarks/c/aws-c-common/aws_priority_queue_init_static_harness.i[4504,4517] [2023-11-21 18:48:34,811 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_ca7b2622-0251-4184-bef8-16f42d9eeb67/sv-benchmarks/c/aws-c-common/aws_priority_queue_init_static_harness.i[4564,4577] [2023-11-21 18:48:36,166 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:48:36,167 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:48:36,170 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:48:36,171 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:48:36,174 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:48:36,189 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:48:36,195 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:48:36,197 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:48:36,199 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:48:36,681 WARN L635 FunctionHandler]: implicit declaration of function __atomic_load_n [2023-11-21 18:48:36,683 WARN L635 FunctionHandler]: implicit declaration of function __atomic_store_n [2023-11-21 18:48:36,684 WARN L635 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2023-11-21 18:48:36,692 WARN L635 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2023-11-21 18:48:36,694 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2023-11-21 18:48:36,695 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2023-11-21 18:48:36,696 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2023-11-21 18:48:36,703 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2023-11-21 18:48:36,704 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2023-11-21 18:48:36,705 WARN L635 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2023-11-21 18:48:36,985 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:48:36,986 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:48:37,092 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:48:37,149 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 18:48:37,176 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_ca7b2622-0251-4184-bef8-16f42d9eeb67/sv-benchmarks/c/aws-c-common/aws_priority_queue_init_static_harness.i[4504,4517] [2023-11-21 18:48:37,176 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_ca7b2622-0251-4184-bef8-16f42d9eeb67/sv-benchmarks/c/aws-c-common/aws_priority_queue_init_static_harness.i[4564,4577] [2023-11-21 18:48:37,291 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:48:37,299 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:48:37,300 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:48:37,301 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:48:37,301 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:48:37,308 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:48:37,311 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:48:37,313 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:48:37,313 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:48:37,381 WARN L635 FunctionHandler]: implicit declaration of function __atomic_load_n [2023-11-21 18:48:37,382 WARN L635 FunctionHandler]: implicit declaration of function __atomic_store_n [2023-11-21 18:48:37,383 WARN L635 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2023-11-21 18:48:37,384 WARN L635 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2023-11-21 18:48:37,385 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2023-11-21 18:48:37,386 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2023-11-21 18:48:37,387 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2023-11-21 18:48:37,388 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2023-11-21 18:48:37,389 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2023-11-21 18:48:37,390 WARN L635 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2023-11-21 18:48:37,454 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:48:37,455 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:48:37,463 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : : "r"(pBuf) : "memory"); [7703-7714] [2023-11-21 18:48:37,507 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:48:37,692 WARN L675 CHandler]: The function __atomic_fetch_or is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:48:37,692 WARN L675 CHandler]: The function __atomic_fetch_sub is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:48:37,693 WARN L675 CHandler]: The function __atomic_exchange_n is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:48:37,693 WARN L675 CHandler]: The function __atomic_fetch_xor is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:48:37,693 WARN L675 CHandler]: The function htons is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:48:37,693 WARN L675 CHandler]: The function ntohl is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:48:37,693 WARN L675 CHandler]: The function __atomic_compare_exchange_n is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:48:37,693 WARN L675 CHandler]: The function __atomic_fetch_add is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:48:37,693 WARN L675 CHandler]: The function fprintf is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:48:37,693 WARN L675 CHandler]: The function htonl is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:48:37,694 WARN L675 CHandler]: The function __atomic_store_n is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:48:37,694 WARN L675 CHandler]: The function ntohs is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:48:37,694 WARN L675 CHandler]: The function __atomic_load_n is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:48:37,694 WARN L675 CHandler]: The function __atomic_thread_fence is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:48:37,694 WARN L675 CHandler]: The function __atomic_fetch_and is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:48:37,701 INFO L206 MainTranslator]: Completed translation [2023-11-21 18:48:37,702 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:48:37 WrapperNode [2023-11-21 18:48:37,702 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 18:48:37,703 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 18:48:37,703 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 18:48:37,703 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 18:48:37,711 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:48:37" (1/1) ... [2023-11-21 18:48:37,810 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:48:37" (1/1) ... [2023-11-21 18:48:37,945 INFO L138 Inliner]: procedures = 688, calls = 1510, calls flagged for inlining = 54, calls inlined = 9, statements flattened = 652 [2023-11-21 18:48:37,953 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 18:48:37,954 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 18:48:37,954 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 18:48:37,955 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 18:48:37,966 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:48:37" (1/1) ... [2023-11-21 18:48:37,966 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:48:37" (1/1) ... [2023-11-21 18:48:37,976 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:48:37" (1/1) ... [2023-11-21 18:48:37,977 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:48:37" (1/1) ... [2023-11-21 18:48:38,012 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:48:37" (1/1) ... [2023-11-21 18:48:38,017 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:48:37" (1/1) ... [2023-11-21 18:48:38,023 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:48:37" (1/1) ... [2023-11-21 18:48:38,029 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:48:37" (1/1) ... [2023-11-21 18:48:38,043 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-21 18:48:38,044 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-21 18:48:38,044 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-21 18:48:38,044 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-21 18:48:38,045 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:48:37" (1/1) ... [2023-11-21 18:48:38,050 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:48:38,077 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca7b2622-0251-4184-bef8-16f42d9eeb67/bin/ukojak-verify-i0I2FZA1j2/z3 [2023-11-21 18:48:38,102 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca7b2622-0251-4184-bef8-16f42d9eeb67/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-21 18:48:38,130 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca7b2622-0251-4184-bef8-16f42d9eeb67/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-21 18:48:38,150 INFO L130 BoogieDeclarations]: Found specification of procedure aws_is_mem_zeroed [2023-11-21 18:48:38,150 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_is_mem_zeroed [2023-11-21 18:48:38,150 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-21 18:48:38,150 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_is_valid [2023-11-21 18:48:38,150 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_is_valid [2023-11-21 18:48:38,151 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-21 18:48:38,151 INFO L130 BoogieDeclarations]: Found specification of procedure aws_raise_error [2023-11-21 18:48:38,151 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_raise_error [2023-11-21 18:48:38,151 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-21 18:48:38,151 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-21 18:48:38,151 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-21 18:48:38,152 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-21 18:48:38,152 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-21 18:48:38,152 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-21 18:48:38,153 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-21 18:48:38,153 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_malloc [2023-11-21 18:48:38,154 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_malloc [2023-11-21 18:48:38,154 INFO L130 BoogieDeclarations]: Found specification of procedure aws_mul_size_checked [2023-11-21 18:48:38,154 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_mul_size_checked [2023-11-21 18:48:38,154 INFO L130 BoogieDeclarations]: Found specification of procedure aws_priority_queue_is_valid [2023-11-21 18:48:38,155 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_priority_queue_is_valid [2023-11-21 18:48:38,155 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-21 18:48:38,155 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-21 18:48:38,155 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-21 18:48:38,155 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-21 18:48:38,155 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-21 18:48:38,156 INFO L130 BoogieDeclarations]: Found specification of procedure __CPROVER_overflow_mult [2023-11-21 18:48:38,156 INFO L138 BoogieDeclarations]: Found implementation of procedure __CPROVER_overflow_mult [2023-11-21 18:48:38,157 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_uint64_t [2023-11-21 18:48:38,157 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_uint64_t [2023-11-21 18:48:38,157 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-21 18:48:38,157 INFO L130 BoogieDeclarations]: Found specification of procedure memset_impl [2023-11-21 18:48:38,157 INFO L138 BoogieDeclarations]: Found implementation of procedure memset_impl [2023-11-21 18:48:38,157 INFO L130 BoogieDeclarations]: Found specification of procedure my_memset [2023-11-21 18:48:38,158 INFO L138 BoogieDeclarations]: Found implementation of procedure my_memset [2023-11-21 18:48:38,158 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-21 18:48:38,521 INFO L240 CfgBuilder]: Building ICFG [2023-11-21 18:48:38,524 INFO L266 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-21 18:48:39,689 INFO L281 CfgBuilder]: Performing block encoding [2023-11-21 18:48:39,951 INFO L303 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-21 18:48:39,951 INFO L308 CfgBuilder]: Removed 4 assume(true) statements. [2023-11-21 18:48:39,953 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:48:39 BoogieIcfgContainer [2023-11-21 18:48:39,954 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-21 18:48:39,954 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-21 18:48:39,955 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-21 18:48:39,965 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-21 18:48:39,966 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:48:39" (1/1) ... [2023-11-21 18:48:39,975 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 18:48:40,053 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:48:40,065 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 114 states and 153 transitions. [2023-11-21 18:48:40,066 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 153 transitions. [2023-11-21 18:48:40,074 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2023-11-21 18:48:40,074 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:48:40,075 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:48:40,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:48:41,004 INFO L262 TraceCheckSpWp]: Trace formula consists of 2232 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-21 18:48:41,016 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:48:41,063 INFO L134 CoverageAnalysis]: Checked inductivity of 163 backedges. 87 proven. 0 refuted. 0 times theorem prover too weak. 76 trivial. 0 not checked. [2023-11-21 18:48:41,700 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:48:41,704 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 114 states and 150 transitions. [2023-11-21 18:48:41,704 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 150 transitions. [2023-11-21 18:48:41,709 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2023-11-21 18:48:41,709 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:48:41,710 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:48:42,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:48:42,524 INFO L262 TraceCheckSpWp]: Trace formula consists of 2306 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-21 18:48:42,533 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:48:42,737 INFO L134 CoverageAnalysis]: Checked inductivity of 189 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 189 trivial. 0 not checked. [2023-11-21 18:48:43,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:48:43,816 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 198 states to 116 states and 154 transitions. [2023-11-21 18:48:43,817 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 154 transitions. [2023-11-21 18:48:43,819 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2023-11-21 18:48:43,819 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:48:43,819 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:48:44,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:48:44,596 INFO L262 TraceCheckSpWp]: Trace formula consists of 2438 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-21 18:48:44,604 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:48:44,761 INFO L134 CoverageAnalysis]: Checked inductivity of 203 backedges. 104 proven. 0 refuted. 0 times theorem prover too weak. 99 trivial. 0 not checked. [2023-11-21 18:48:45,027 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:48:45,030 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 210 states to 120 states and 158 transitions. [2023-11-21 18:48:45,030 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 158 transitions. [2023-11-21 18:48:45,033 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2023-11-21 18:48:45,033 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:48:45,033 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:48:45,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:48:45,796 INFO L262 TraceCheckSpWp]: Trace formula consists of 2445 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-21 18:48:45,803 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:48:45,882 INFO L134 CoverageAnalysis]: Checked inductivity of 203 backedges. 104 proven. 0 refuted. 0 times theorem prover too weak. 99 trivial. 0 not checked. [2023-11-21 18:48:45,984 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:48:45,987 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 211 states to 121 states and 159 transitions. [2023-11-21 18:48:45,987 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 159 transitions. [2023-11-21 18:48:45,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2023-11-21 18:48:45,990 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:48:45,991 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:48:46,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:48:46,873 INFO L262 TraceCheckSpWp]: Trace formula consists of 2464 conjuncts, 14 conjunts are in the unsatisfiable core [2023-11-21 18:48:46,881 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:48:47,231 INFO L134 CoverageAnalysis]: Checked inductivity of 204 backedges. 104 proven. 1 refuted. 0 times theorem prover too weak. 99 trivial. 0 not checked. [2023-11-21 18:48:48,254 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:48:48,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 224 states to 126 states and 165 transitions. [2023-11-21 18:48:48,258 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 165 transitions. [2023-11-21 18:48:48,261 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2023-11-21 18:48:48,261 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:48:48,262 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:48:49,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:48:49,139 INFO L262 TraceCheckSpWp]: Trace formula consists of 2483 conjuncts, 16 conjunts are in the unsatisfiable core [2023-11-21 18:48:49,151 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:48:49,674 INFO L134 CoverageAnalysis]: Checked inductivity of 206 backedges. 104 proven. 3 refuted. 0 times theorem prover too weak. 99 trivial. 0 not checked. [2023-11-21 18:48:50,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:48:50,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 239 states to 131 states and 172 transitions. [2023-11-21 18:48:50,991 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 172 transitions. [2023-11-21 18:48:50,993 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2023-11-21 18:48:50,993 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:48:50,994 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:48:51,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:48:51,772 INFO L262 TraceCheckSpWp]: Trace formula consists of 2502 conjuncts, 18 conjunts are in the unsatisfiable core [2023-11-21 18:48:51,778 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:48:52,482 INFO L134 CoverageAnalysis]: Checked inductivity of 209 backedges. 104 proven. 6 refuted. 0 times theorem prover too weak. 99 trivial. 0 not checked. [2023-11-21 18:48:53,773 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:48:53,775 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 255 states to 136 states and 178 transitions. [2023-11-21 18:48:53,775 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 178 transitions. [2023-11-21 18:48:53,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2023-11-21 18:48:53,777 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:48:53,778 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:48:54,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:48:54,512 INFO L262 TraceCheckSpWp]: Trace formula consists of 2521 conjuncts, 20 conjunts are in the unsatisfiable core [2023-11-21 18:48:54,519 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:48:55,288 INFO L134 CoverageAnalysis]: Checked inductivity of 213 backedges. 104 proven. 10 refuted. 0 times theorem prover too weak. 99 trivial. 0 not checked. [2023-11-21 18:48:57,616 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:48:57,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 274 states to 141 states and 185 transitions. [2023-11-21 18:48:57,618 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 185 transitions. [2023-11-21 18:48:57,621 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2023-11-21 18:48:57,621 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:48:57,621 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:48:58,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:48:58,348 INFO L262 TraceCheckSpWp]: Trace formula consists of 2540 conjuncts, 22 conjunts are in the unsatisfiable core [2023-11-21 18:48:58,354 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:48:59,200 INFO L134 CoverageAnalysis]: Checked inductivity of 218 backedges. 104 proven. 15 refuted. 0 times theorem prover too weak. 99 trivial. 0 not checked. [2023-11-21 18:49:01,520 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:49:01,521 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 298 states to 146 states and 195 transitions. [2023-11-21 18:49:01,521 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 195 transitions. [2023-11-21 18:49:01,523 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2023-11-21 18:49:01,523 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:49:01,524 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:49:02,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:49:02,324 INFO L262 TraceCheckSpWp]: Trace formula consists of 2559 conjuncts, 24 conjunts are in the unsatisfiable core [2023-11-21 18:49:02,329 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:49:02,933 INFO L134 CoverageAnalysis]: Checked inductivity of 224 backedges. 104 proven. 21 refuted. 0 times theorem prover too weak. 99 trivial. 0 not checked. [2023-11-21 18:49:04,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:49:04,965 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 325 states to 151 states and 206 transitions. [2023-11-21 18:49:04,965 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 206 transitions. [2023-11-21 18:49:04,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2023-11-21 18:49:04,971 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:49:04,972 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:49:05,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:49:05,758 INFO L262 TraceCheckSpWp]: Trace formula consists of 2578 conjuncts, 26 conjunts are in the unsatisfiable core [2023-11-21 18:49:05,764 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:49:07,380 INFO L134 CoverageAnalysis]: Checked inductivity of 231 backedges. 104 proven. 28 refuted. 0 times theorem prover too weak. 99 trivial. 0 not checked. [2023-11-21 18:49:11,600 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:49:11,601 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 344 states to 156 states and 207 transitions. [2023-11-21 18:49:11,602 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 207 transitions. [2023-11-21 18:49:11,603 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2023-11-21 18:49:11,603 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:49:11,604 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:49:13,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:49:13,138 INFO L262 TraceCheckSpWp]: Trace formula consists of 2597 conjuncts, 28 conjunts are in the unsatisfiable core [2023-11-21 18:49:13,143 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:49:14,646 INFO L134 CoverageAnalysis]: Checked inductivity of 239 backedges. 104 proven. 36 refuted. 0 times theorem prover too weak. 99 trivial. 0 not checked. [2023-11-21 18:49:17,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:49:17,403 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 370 states to 161 states and 213 transitions. [2023-11-21 18:49:17,403 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 213 transitions. [2023-11-21 18:49:17,404 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2023-11-21 18:49:17,405 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:49:17,405 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:49:18,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:49:18,226 INFO L262 TraceCheckSpWp]: Trace formula consists of 2616 conjuncts, 30 conjunts are in the unsatisfiable core [2023-11-21 18:49:18,232 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:49:19,687 INFO L134 CoverageAnalysis]: Checked inductivity of 248 backedges. 104 proven. 45 refuted. 0 times theorem prover too weak. 99 trivial. 0 not checked. [2023-11-21 18:49:23,779 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:49:23,780 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 406 states to 166 states and 227 transitions. [2023-11-21 18:49:23,780 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 227 transitions. [2023-11-21 18:49:23,782 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2023-11-21 18:49:23,782 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:49:23,782 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms