./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/aws-c-common/aws_array_list_init_dynamic_harness.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 30e01a73 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_457f585b-370c-4ec9-acf1-17ec50b39d6e/bin/ukojak-verify-1t5iHCbJaC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_457f585b-370c-4ec9-acf1-17ec50b39d6e/bin/ukojak-verify-1t5iHCbJaC/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_457f585b-370c-4ec9-acf1-17ec50b39d6e/bin/ukojak-verify-1t5iHCbJaC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_457f585b-370c-4ec9-acf1-17ec50b39d6e/bin/ukojak-verify-1t5iHCbJaC/config/KojakReach.xml -i ../../sv-benchmarks/c/aws-c-common/aws_array_list_init_dynamic_harness.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_457f585b-370c-4ec9-acf1-17ec50b39d6e/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_457f585b-370c-4ec9-acf1-17ec50b39d6e/bin/ukojak-verify-1t5iHCbJaC --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash ffbf3b1479afd9aaa2ec45fcd2782998a39316f97238379433376f7ba5094eb5 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 20:02:38,225 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 20:02:38,310 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_457f585b-370c-4ec9-acf1-17ec50b39d6e/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Reach-64bit-Kojak_Default.epf [2023-11-23 20:02:38,321 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 20:02:38,322 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-23 20:02:38,361 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 20:02:38,362 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 20:02:38,363 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-23 20:02:38,364 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-23 20:02:38,365 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-23 20:02:38,365 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 20:02:38,366 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 20:02:38,367 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 20:02:38,368 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 20:02:38,368 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 20:02:38,369 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 20:02:38,369 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 20:02:38,375 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 20:02:38,375 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 20:02:38,377 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-23 20:02:38,381 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-23 20:02:38,383 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-23 20:02:38,383 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 20:02:38,385 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:02:38,386 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 20:02:38,387 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 20:02:38,387 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 20:02:38,388 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-23 20:02:38,388 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-23 20:02:38,389 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 20:02:38,390 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_457f585b-370c-4ec9-acf1-17ec50b39d6e/bin/ukojak-verify-1t5iHCbJaC/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_457f585b-370c-4ec9-acf1-17ec50b39d6e/bin/ukojak-verify-1t5iHCbJaC Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ffbf3b1479afd9aaa2ec45fcd2782998a39316f97238379433376f7ba5094eb5 [2023-11-23 20:02:38,658 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 20:02:38,695 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 20:02:38,698 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 20:02:38,700 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 20:02:38,701 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 20:02:38,702 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_457f585b-370c-4ec9-acf1-17ec50b39d6e/bin/ukojak-verify-1t5iHCbJaC/../../sv-benchmarks/c/aws-c-common/aws_array_list_init_dynamic_harness.i [2023-11-23 20:02:41,787 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 20:02:42,425 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 20:02:42,428 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_457f585b-370c-4ec9-acf1-17ec50b39d6e/sv-benchmarks/c/aws-c-common/aws_array_list_init_dynamic_harness.i [2023-11-23 20:02:42,475 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_457f585b-370c-4ec9-acf1-17ec50b39d6e/bin/ukojak-verify-1t5iHCbJaC/data/1faf05fb7/8ca8280525f1449e983de7d5caf39a6e/FLAGebd2357c7 [2023-11-23 20:02:42,494 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_457f585b-370c-4ec9-acf1-17ec50b39d6e/bin/ukojak-verify-1t5iHCbJaC/data/1faf05fb7/8ca8280525f1449e983de7d5caf39a6e [2023-11-23 20:02:42,499 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 20:02:42,501 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 20:02:42,505 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 20:02:42,505 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 20:02:42,510 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 20:02:42,513 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:02:42" (1/1) ... [2023-11-23 20:02:42,514 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4da5688e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:02:42, skipping insertion in model container [2023-11-23 20:02:42,515 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:02:42" (1/1) ... [2023-11-23 20:02:42,635 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 20:02:42,970 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_457f585b-370c-4ec9-acf1-17ec50b39d6e/sv-benchmarks/c/aws-c-common/aws_array_list_init_dynamic_harness.i[4501,4514] [2023-11-23 20:02:42,979 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_457f585b-370c-4ec9-acf1-17ec50b39d6e/sv-benchmarks/c/aws-c-common/aws_array_list_init_dynamic_harness.i[4561,4574] [2023-11-23 20:02:44,121 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:02:44,122 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:02:44,122 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:02:44,123 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:02:44,125 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:02:44,148 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:02:44,149 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:02:44,151 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:02:44,152 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:02:44,154 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:02:44,155 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:02:44,156 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:02:44,157 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:02:44,694 WARN L635 FunctionHandler]: implicit declaration of function __atomic_load_n [2023-11-23 20:02:44,698 WARN L635 FunctionHandler]: implicit declaration of function __atomic_store_n [2023-11-23 20:02:44,699 WARN L635 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2023-11-23 20:02:44,702 WARN L635 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2023-11-23 20:02:44,708 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2023-11-23 20:02:44,710 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2023-11-23 20:02:44,711 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2023-11-23 20:02:44,712 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2023-11-23 20:02:44,718 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2023-11-23 20:02:44,719 WARN L635 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2023-11-23 20:02:44,908 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:02:44,917 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:02:45,031 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:02:45,081 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 20:02:45,095 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_457f585b-370c-4ec9-acf1-17ec50b39d6e/sv-benchmarks/c/aws-c-common/aws_array_list_init_dynamic_harness.i[4501,4514] [2023-11-23 20:02:45,096 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_457f585b-370c-4ec9-acf1-17ec50b39d6e/sv-benchmarks/c/aws-c-common/aws_array_list_init_dynamic_harness.i[4561,4574] [2023-11-23 20:02:45,156 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:02:45,157 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:02:45,157 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:02:45,158 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:02:45,159 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:02:45,168 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:02:45,169 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:02:45,170 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:02:45,171 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:02:45,172 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:02:45,173 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:02:45,174 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:02:45,175 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:02:45,228 WARN L635 FunctionHandler]: implicit declaration of function __atomic_load_n [2023-11-23 20:02:45,230 WARN L635 FunctionHandler]: implicit declaration of function __atomic_store_n [2023-11-23 20:02:45,231 WARN L635 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2023-11-23 20:02:45,232 WARN L635 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2023-11-23 20:02:45,233 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2023-11-23 20:02:45,234 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2023-11-23 20:02:45,235 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2023-11-23 20:02:45,235 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2023-11-23 20:02:45,236 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2023-11-23 20:02:45,237 WARN L635 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2023-11-23 20:02:45,258 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:02:45,264 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:02:45,272 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : : "r"(pBuf) : "memory"); [7529-7540] [2023-11-23 20:02:45,292 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:02:45,596 WARN L675 CHandler]: The function __atomic_fetch_or is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:02:45,596 WARN L675 CHandler]: The function __atomic_fetch_sub is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:02:45,597 WARN L675 CHandler]: The function __atomic_exchange_n is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:02:45,597 WARN L675 CHandler]: The function __atomic_fetch_xor is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:02:45,597 WARN L675 CHandler]: The function htons is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:02:45,597 WARN L675 CHandler]: The function ntohl is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:02:45,597 WARN L675 CHandler]: The function __atomic_compare_exchange_n is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:02:45,598 WARN L675 CHandler]: The function __atomic_fetch_add is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:02:45,598 WARN L675 CHandler]: The function fprintf is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:02:45,599 WARN L675 CHandler]: The function htonl is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:02:45,599 WARN L675 CHandler]: The function __atomic_store_n is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:02:45,600 WARN L675 CHandler]: The function ntohs is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:02:45,600 WARN L675 CHandler]: The function __atomic_load_n is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:02:45,600 WARN L675 CHandler]: The function __atomic_thread_fence is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:02:45,601 WARN L675 CHandler]: The function __atomic_fetch_and is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:02:45,609 INFO L206 MainTranslator]: Completed translation [2023-11-23 20:02:45,611 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:02:45 WrapperNode [2023-11-23 20:02:45,611 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 20:02:45,612 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 20:02:45,613 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 20:02:45,615 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 20:02:45,623 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:02:45" (1/1) ... [2023-11-23 20:02:45,699 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:02:45" (1/1) ... [2023-11-23 20:02:45,771 INFO L138 Inliner]: procedures = 689, calls = 1562, calls flagged for inlining = 47, calls inlined = 6, statements flattened = 596 [2023-11-23 20:02:45,772 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 20:02:45,773 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 20:02:45,773 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 20:02:45,773 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 20:02:45,783 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:02:45" (1/1) ... [2023-11-23 20:02:45,787 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:02:45" (1/1) ... [2023-11-23 20:02:45,795 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:02:45" (1/1) ... [2023-11-23 20:02:45,807 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:02:45" (1/1) ... [2023-11-23 20:02:45,851 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:02:45" (1/1) ... [2023-11-23 20:02:45,870 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:02:45" (1/1) ... [2023-11-23 20:02:45,877 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:02:45" (1/1) ... [2023-11-23 20:02:45,894 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:02:45" (1/1) ... [2023-11-23 20:02:45,903 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 20:02:45,919 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 20:02:45,919 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 20:02:45,919 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 20:02:45,920 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:02:45" (1/1) ... [2023-11-23 20:02:45,925 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:02:45,936 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_457f585b-370c-4ec9-acf1-17ec50b39d6e/bin/ukojak-verify-1t5iHCbJaC/z3 [2023-11-23 20:02:45,949 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_457f585b-370c-4ec9-acf1-17ec50b39d6e/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-23 20:02:45,974 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_457f585b-370c-4ec9-acf1-17ec50b39d6e/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-23 20:02:45,994 INFO L130 BoogieDeclarations]: Found specification of procedure aws_is_mem_zeroed [2023-11-23 20:02:45,994 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_is_mem_zeroed [2023-11-23 20:02:45,995 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-23 20:02:45,995 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_is_valid [2023-11-23 20:02:45,995 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_is_valid [2023-11-23 20:02:45,995 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_bool [2023-11-23 20:02:45,997 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_bool [2023-11-23 20:02:45,997 INFO L130 BoogieDeclarations]: Found specification of procedure aws_allocator_is_valid [2023-11-23 20:02:45,998 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_allocator_is_valid [2023-11-23 20:02:45,998 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-23 20:02:45,998 INFO L130 BoogieDeclarations]: Found specification of procedure aws_raise_error [2023-11-23 20:02:45,998 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_raise_error [2023-11-23 20:02:45,999 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-23 20:02:45,999 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-23 20:02:45,999 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-23 20:02:45,999 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 20:02:45,999 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-23 20:02:45,999 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 20:02:46,000 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 20:02:46,000 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_malloc [2023-11-23 20:02:46,001 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_malloc [2023-11-23 20:02:46,001 INFO L130 BoogieDeclarations]: Found specification of procedure aws_mul_size_checked [2023-11-23 20:02:46,001 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_mul_size_checked [2023-11-23 20:02:46,001 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_malloc [2023-11-23 20:02:46,001 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_malloc [2023-11-23 20:02:46,001 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-11-23 20:02:46,002 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-11-23 20:02:46,002 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-23 20:02:46,002 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-23 20:02:46,002 INFO L130 BoogieDeclarations]: Found specification of procedure aws_mem_acquire [2023-11-23 20:02:46,002 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_mem_acquire [2023-11-23 20:02:46,003 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-23 20:02:46,003 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-23 20:02:46,004 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-23 20:02:46,004 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_allocator [2023-11-23 20:02:46,004 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_allocator [2023-11-23 20:02:46,004 INFO L130 BoogieDeclarations]: Found specification of procedure __CPROVER_overflow_mult [2023-11-23 20:02:46,004 INFO L138 BoogieDeclarations]: Found implementation of procedure __CPROVER_overflow_mult [2023-11-23 20:02:46,004 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-23 20:02:46,004 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-23 20:02:46,326 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 20:02:46,330 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 20:02:47,255 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 20:02:47,492 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 20:02:47,493 INFO L309 CfgBuilder]: Removed 3 assume(true) statements. [2023-11-23 20:02:47,495 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:02:47 BoogieIcfgContainer [2023-11-23 20:02:47,495 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 20:02:47,496 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-23 20:02:47,497 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-23 20:02:47,508 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-23 20:02:47,508 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:02:47" (1/1) ... [2023-11-23 20:02:47,519 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 20:02:47,582 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:02:47,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 111 states and 144 transitions. [2023-11-23 20:02:47,596 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 144 transitions. [2023-11-23 20:02:47,607 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-23 20:02:47,607 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:02:47,608 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:02:48,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:02:48,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:02:48,693 INFO L262 TraceCheckSpWp]: Trace formula consists of 1957 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-23 20:02:48,701 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:02:48,737 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-11-23 20:02:48,871 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:02:48,874 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 111 states and 141 transitions. [2023-11-23 20:02:48,874 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 141 transitions. [2023-11-23 20:02:48,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-23 20:02:48,876 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:02:48,877 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:02:49,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:02:49,422 INFO L262 TraceCheckSpWp]: Trace formula consists of 1985 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-23 20:02:49,427 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:02:49,474 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-11-23 20:02:49,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:02:49,538 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 113 states and 144 transitions. [2023-11-23 20:02:49,538 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 144 transitions. [2023-11-23 20:02:49,542 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-23 20:02:49,543 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:02:49,543 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:02:50,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:02:50,079 INFO L262 TraceCheckSpWp]: Trace formula consists of 2004 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-23 20:02:50,084 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:02:50,145 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-11-23 20:02:50,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:02:50,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 115 states and 147 transitions. [2023-11-23 20:02:50,302 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 147 transitions. [2023-11-23 20:02:50,306 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-23 20:02:50,306 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:02:50,306 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:02:50,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:02:50,882 INFO L262 TraceCheckSpWp]: Trace formula consists of 2023 conjuncts, 10 conjunts are in the unsatisfiable core [2023-11-23 20:02:50,886 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:02:50,990 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-11-23 20:02:51,340 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:02:51,346 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 117 states and 151 transitions. [2023-11-23 20:02:51,347 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 151 transitions. [2023-11-23 20:02:51,348 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-23 20:02:51,349 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:02:51,349 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:02:51,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:02:51,964 INFO L262 TraceCheckSpWp]: Trace formula consists of 2042 conjuncts, 12 conjunts are in the unsatisfiable core [2023-11-23 20:02:51,968 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:02:52,124 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-11-23 20:02:52,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:02:52,489 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154 states to 119 states and 154 transitions. [2023-11-23 20:02:52,489 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 154 transitions. [2023-11-23 20:02:52,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-23 20:02:52,491 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:02:52,491 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:02:53,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:02:53,050 INFO L262 TraceCheckSpWp]: Trace formula consists of 2061 conjuncts, 14 conjunts are in the unsatisfiable core [2023-11-23 20:02:53,054 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:02:53,244 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-11-23 20:02:53,789 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:02:53,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 121 states and 160 transitions. [2023-11-23 20:02:53,791 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 160 transitions. [2023-11-23 20:02:53,792 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-11-23 20:02:53,792 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:02:53,793 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:02:54,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:02:54,374 INFO L262 TraceCheckSpWp]: Trace formula consists of 2080 conjuncts, 16 conjunts are in the unsatisfiable core [2023-11-23 20:02:54,377 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:02:54,597 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-11-23 20:02:55,133 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:02:55,134 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 163 states to 123 states and 163 transitions. [2023-11-23 20:02:55,134 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 163 transitions. [2023-11-23 20:02:55,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-23 20:02:55,136 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:02:55,137 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:02:55,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:02:55,694 INFO L262 TraceCheckSpWp]: Trace formula consists of 2099 conjuncts, 18 conjunts are in the unsatisfiable core [2023-11-23 20:02:55,698 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:02:56,244 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-11-23 20:02:57,647 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:02:57,648 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 125 states and 168 transitions. [2023-11-23 20:02:57,648 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 168 transitions. [2023-11-23 20:02:57,649 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-23 20:02:57,650 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:02:57,650 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:02:58,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:02:58,249 INFO L262 TraceCheckSpWp]: Trace formula consists of 2118 conjuncts, 20 conjunts are in the unsatisfiable core [2023-11-23 20:02:58,253 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:02:58,675 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-11-23 20:02:59,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:02:59,638 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 177 states to 127 states and 177 transitions. [2023-11-23 20:02:59,638 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 177 transitions. [2023-11-23 20:02:59,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-11-23 20:02:59,640 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:02:59,640 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:03:00,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:03:00,167 INFO L262 TraceCheckSpWp]: Trace formula consists of 2137 conjuncts, 22 conjunts are in the unsatisfiable core [2023-11-23 20:03:00,170 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:03:00,547 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-11-23 20:03:01,808 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:03:01,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 185 states to 129 states and 185 transitions. [2023-11-23 20:03:01,809 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 185 transitions. [2023-11-23 20:03:01,811 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-11-23 20:03:01,811 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:03:01,811 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:03:02,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:03:02,416 INFO L262 TraceCheckSpWp]: Trace formula consists of 2156 conjuncts, 70 conjunts are in the unsatisfiable core [2023-11-23 20:03:02,422 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:03:02,477 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 [2023-11-23 20:03:07,491 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 13 treesize of output 9 [2023-11-23 20:03:07,886 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 2 proven. 47 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2023-11-23 20:03:18,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:03:18,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 269 states to 135 states and 206 transitions. [2023-11-23 20:03:18,579 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 206 transitions. [2023-11-23 20:03:18,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-11-23 20:03:18,583 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:03:18,589 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:03:19,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:03:19,088 INFO L262 TraceCheckSpWp]: Trace formula consists of 2175 conjuncts, 67 conjunts are in the unsatisfiable core [2023-11-23 20:03:19,093 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:03:19,108 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 [2023-11-23 20:03:23,016 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 13 treesize of output 9 [2023-11-23 20:03:23,275 INFO L349 Elim1Store]: treesize reduction 19, result has 32.1 percent of original size [2023-11-23 20:03:23,276 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 1 case distinctions, treesize of input 23 treesize of output 22 [2023-11-23 20:03:24,097 INFO L349 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2023-11-23 20:03:24,098 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 11 [2023-11-23 20:03:25,126 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 27 treesize of output 20 [2023-11-23 20:03:25,548 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 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 52 treesize of output 46 [2023-11-23 20:03:25,558 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 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 46 treesize of output 40 [2023-11-23 20:03:25,569 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-23 20:03:25,573 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-23 20:03:25,602 INFO L349 Elim1Store]: treesize reduction 21, result has 38.2 percent of original size [2023-11-23 20:03:25,602 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 5 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 45 treesize of output 29 [2023-11-23 20:03:26,176 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 2 proven. 57 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked.