./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/aws-c-common/aws_priority_queue_capacity_harness_negated.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_240adc7c-d6cd-4ea5-8326-248a18475888/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_240adc7c-d6cd-4ea5-8326-248a18475888/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_240adc7c-d6cd-4ea5-8326-248a18475888/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_240adc7c-d6cd-4ea5-8326-248a18475888/bin/ukojak-verify-afCqCEvfdi/config/KojakReach.xml -i ../../sv-benchmarks/c/aws-c-common/aws_priority_queue_capacity_harness_negated.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_240adc7c-d6cd-4ea5-8326-248a18475888/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_240adc7c-d6cd-4ea5-8326-248a18475888/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 f5906986fe70be99cb7145aeb70b9be3804e6f6ae12fcaa8e449985abfd2c954 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 22:59:04,135 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 22:59:04,213 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_240adc7c-d6cd-4ea5-8326-248a18475888/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Reach-64bit-Kojak_Default.epf [2023-11-24 22:59:04,218 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 22:59:04,219 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-24 22:59:04,246 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 22:59:04,247 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 22:59:04,248 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-24 22:59:04,249 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 22:59:04,250 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 22:59:04,251 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 22:59:04,252 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 22:59:04,252 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 22:59:04,253 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 22:59:04,254 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 22:59:04,254 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 22:59:04,255 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 22:59:04,256 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 22:59:04,257 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 22:59:04,257 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 22:59:04,258 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 22:59:04,259 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 22:59:04,259 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 22:59:04,260 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:59:04,261 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 22:59:04,261 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 22:59:04,262 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 22:59:04,262 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-24 22:59:04,263 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 22:59:04,263 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 22:59:04,264 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_240adc7c-d6cd-4ea5-8326-248a18475888/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_240adc7c-d6cd-4ea5-8326-248a18475888/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f5906986fe70be99cb7145aeb70b9be3804e6f6ae12fcaa8e449985abfd2c954 [2023-11-24 22:59:04,610 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 22:59:04,648 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 22:59:04,651 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 22:59:04,653 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 22:59:04,654 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 22:59:04,655 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_240adc7c-d6cd-4ea5-8326-248a18475888/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/aws-c-common/aws_priority_queue_capacity_harness_negated.i [2023-11-24 22:59:07,905 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 22:59:08,553 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 22:59:08,554 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_240adc7c-d6cd-4ea5-8326-248a18475888/sv-benchmarks/c/aws-c-common/aws_priority_queue_capacity_harness_negated.i [2023-11-24 22:59:08,633 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_240adc7c-d6cd-4ea5-8326-248a18475888/bin/ukojak-verify-afCqCEvfdi/data/40e54230a/9eef11a10c8243f4a04b873043df2b05/FLAG077f9c6c8 [2023-11-24 22:59:08,659 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_240adc7c-d6cd-4ea5-8326-248a18475888/bin/ukojak-verify-afCqCEvfdi/data/40e54230a/9eef11a10c8243f4a04b873043df2b05 [2023-11-24 22:59:08,668 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 22:59:08,670 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 22:59:08,674 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 22:59:08,674 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 22:59:08,681 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 22:59:08,686 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:59:08" (1/1) ... [2023-11-24 22:59:08,687 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@631198ae and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:59:08, skipping insertion in model container [2023-11-24 22:59:08,689 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:59:08" (1/1) ... [2023-11-24 22:59:08,814 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 22:59:09,195 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_240adc7c-d6cd-4ea5-8326-248a18475888/sv-benchmarks/c/aws-c-common/aws_priority_queue_capacity_harness_negated.i[4501,4514] [2023-11-24 22:59:09,207 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_240adc7c-d6cd-4ea5-8326-248a18475888/sv-benchmarks/c/aws-c-common/aws_priority_queue_capacity_harness_negated.i[4561,4574] [2023-11-24 22:59:10,359 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-24 22:59:10,360 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-24 22:59:10,361 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-24 22:59:10,362 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-24 22:59:10,363 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-24 22:59:10,377 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-24 22:59:10,378 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-24 22:59:10,380 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-24 22:59:10,381 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-24 22:59:10,954 WARN L638 FunctionHandler]: implicit declaration of function __atomic_load_n [2023-11-24 22:59:10,955 WARN L638 FunctionHandler]: implicit declaration of function __atomic_store_n [2023-11-24 22:59:10,956 WARN L638 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2023-11-24 22:59:10,958 WARN L638 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2023-11-24 22:59:10,960 WARN L638 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2023-11-24 22:59:10,961 WARN L638 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2023-11-24 22:59:10,962 WARN L638 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2023-11-24 22:59:10,963 WARN L638 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2023-11-24 22:59:10,964 WARN L638 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2023-11-24 22:59:10,965 WARN L638 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2023-11-24 22:59:11,200 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-24 22:59:11,200 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-24 22:59:11,308 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:59:11,365 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 22:59:11,397 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_240adc7c-d6cd-4ea5-8326-248a18475888/sv-benchmarks/c/aws-c-common/aws_priority_queue_capacity_harness_negated.i[4501,4514] [2023-11-24 22:59:11,399 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_240adc7c-d6cd-4ea5-8326-248a18475888/sv-benchmarks/c/aws-c-common/aws_priority_queue_capacity_harness_negated.i[4561,4574] [2023-11-24 22:59:11,487 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-24 22:59:11,488 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-24 22:59:11,488 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-24 22:59:11,489 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-24 22:59:11,490 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-24 22:59:11,499 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-24 22:59:11,500 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-24 22:59:11,501 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-24 22:59:11,502 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-24 22:59:11,590 WARN L638 FunctionHandler]: implicit declaration of function __atomic_load_n [2023-11-24 22:59:11,598 WARN L638 FunctionHandler]: implicit declaration of function __atomic_store_n [2023-11-24 22:59:11,602 WARN L638 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2023-11-24 22:59:11,603 WARN L638 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2023-11-24 22:59:11,605 WARN L638 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2023-11-24 22:59:11,605 WARN L638 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2023-11-24 22:59:11,606 WARN L638 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2023-11-24 22:59:11,607 WARN L638 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2023-11-24 22:59:11,608 WARN L638 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2023-11-24 22:59:11,608 WARN L638 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2023-11-24 22:59:11,692 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-24 22:59:11,701 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-24 22:59:11,708 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : : "r"(pBuf) : "memory"); [7671-7682] [2023-11-24 22:59:11,781 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:59:12,079 WARN L675 CHandler]: The function __atomic_fetch_or is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 22:59:12,079 WARN L675 CHandler]: The function __atomic_fetch_sub is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 22:59:12,079 WARN L675 CHandler]: The function __atomic_exchange_n is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 22:59:12,080 WARN L675 CHandler]: The function __atomic_fetch_xor is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 22:59:12,080 WARN L675 CHandler]: The function htons is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 22:59:12,080 WARN L675 CHandler]: The function ntohl is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 22:59:12,080 WARN L675 CHandler]: The function __atomic_compare_exchange_n is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 22:59:12,081 WARN L675 CHandler]: The function __atomic_fetch_add is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 22:59:12,081 WARN L675 CHandler]: The function fprintf is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 22:59:12,081 WARN L675 CHandler]: The function htonl is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 22:59:12,083 WARN L675 CHandler]: The function __atomic_store_n is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 22:59:12,084 WARN L675 CHandler]: The function ntohs is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 22:59:12,085 WARN L675 CHandler]: The function __atomic_load_n is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 22:59:12,085 WARN L675 CHandler]: The function __atomic_thread_fence is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 22:59:12,085 WARN L675 CHandler]: The function __atomic_fetch_and is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 22:59:12,095 INFO L206 MainTranslator]: Completed translation [2023-11-24 22:59:12,097 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:59:12 WrapperNode [2023-11-24 22:59:12,097 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 22:59:12,099 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 22:59:12,100 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 22:59:12,100 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 22:59:12,110 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:59:12" (1/1) ... [2023-11-24 22:59:12,213 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:59:12" (1/1) ... [2023-11-24 22:59:12,299 INFO L138 Inliner]: procedures = 688, calls = 1554, calls flagged for inlining = 54, calls inlined = 10, statements flattened = 695 [2023-11-24 22:59:12,300 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 22:59:12,301 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 22:59:12,301 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 22:59:12,302 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 22:59:12,314 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:59:12" (1/1) ... [2023-11-24 22:59:12,314 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:59:12" (1/1) ... [2023-11-24 22:59:12,326 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:59:12" (1/1) ... [2023-11-24 22:59:12,326 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:59:12" (1/1) ... [2023-11-24 22:59:12,383 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:59:12" (1/1) ... [2023-11-24 22:59:12,389 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:59:12" (1/1) ... [2023-11-24 22:59:12,398 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:59:12" (1/1) ... [2023-11-24 22:59:12,405 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:59:12" (1/1) ... [2023-11-24 22:59:12,420 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 22:59:12,421 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 22:59:12,421 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 22:59:12,422 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 22:59:12,423 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:59:12" (1/1) ... [2023-11-24 22:59:12,430 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:59:12,450 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_240adc7c-d6cd-4ea5-8326-248a18475888/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 22:59:12,475 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_240adc7c-d6cd-4ea5-8326-248a18475888/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 22:59:12,510 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_240adc7c-d6cd-4ea5-8326-248a18475888/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 22:59:12,543 INFO L130 BoogieDeclarations]: Found specification of procedure aws_is_mem_zeroed [2023-11-24 22:59:12,543 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_is_mem_zeroed [2023-11-24 22:59:12,544 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-24 22:59:12,544 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_is_bounded [2023-11-24 22:59:12,544 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_is_bounded [2023-11-24 22:59:12,544 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_is_valid [2023-11-24 22:59:12,544 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_is_valid [2023-11-24 22:59:12,545 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_bool [2023-11-24 22:59:12,545 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_bool [2023-11-24 22:59:12,545 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-24 22:59:12,545 INFO L130 BoogieDeclarations]: Found specification of procedure aws_raise_error [2023-11-24 22:59:12,545 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_raise_error [2023-11-24 22:59:12,546 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-24 22:59:12,546 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-24 22:59:12,548 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-24 22:59:12,548 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 22:59:12,549 INFO L130 BoogieDeclarations]: Found specification of procedure save_byte_from_array [2023-11-24 22:59:12,550 INFO L138 BoogieDeclarations]: Found implementation of procedure save_byte_from_array [2023-11-24 22:59:12,550 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-24 22:59:12,550 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 22:59:12,550 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 22:59:12,550 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_malloc [2023-11-24 22:59:12,551 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_malloc [2023-11-24 22:59:12,551 INFO L130 BoogieDeclarations]: Found specification of procedure assert_byte_from_buffer_matches [2023-11-24 22:59:12,551 INFO L138 BoogieDeclarations]: Found implementation of procedure assert_byte_from_buffer_matches [2023-11-24 22:59:12,551 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_size_t [2023-11-24 22:59:12,551 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_size_t [2023-11-24 22:59:12,552 INFO L130 BoogieDeclarations]: Found specification of procedure aws_mul_size_checked [2023-11-24 22:59:12,553 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_mul_size_checked [2023-11-24 22:59:12,553 INFO L130 BoogieDeclarations]: Found specification of procedure aws_priority_queue_is_valid [2023-11-24 22:59:12,553 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_priority_queue_is_valid [2023-11-24 22:59:12,553 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-24 22:59:12,553 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-24 22:59:12,554 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-24 22:59:12,554 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-24 22:59:12,554 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-24 22:59:12,554 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_allocator [2023-11-24 22:59:12,554 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_allocator [2023-11-24 22:59:12,555 INFO L130 BoogieDeclarations]: Found specification of procedure __CPROVER_overflow_mult [2023-11-24 22:59:12,555 INFO L138 BoogieDeclarations]: Found implementation of procedure __CPROVER_overflow_mult [2023-11-24 22:59:12,556 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-24 22:59:12,556 INFO L130 BoogieDeclarations]: Found specification of procedure assert_array_list_equivalence [2023-11-24 22:59:12,556 INFO L138 BoogieDeclarations]: Found implementation of procedure assert_array_list_equivalence [2023-11-24 22:59:12,557 INFO L130 BoogieDeclarations]: Found specification of procedure ensure_array_list_has_allocated_data_member [2023-11-24 22:59:12,557 INFO L138 BoogieDeclarations]: Found implementation of procedure ensure_array_list_has_allocated_data_member [2023-11-24 22:59:12,558 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-24 22:59:13,074 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 22:59:13,078 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 22:59:14,231 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 22:59:14,523 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 22:59:14,523 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-24 22:59:14,525 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:59:14 BoogieIcfgContainer [2023-11-24 22:59:14,525 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 22:59:14,526 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 22:59:14,527 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 22:59:14,539 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 22:59:14,540 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:59:14" (1/1) ... [2023-11-24 22:59:14,551 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 22:59:14,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:59:14,630 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 193 states to 150 states and 193 transitions. [2023-11-24 22:59:14,631 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 193 transitions. [2023-11-24 22:59:14,644 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2023-11-24 22:59:14,644 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:59:14,645 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:59:15,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:59:16,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:59:16,132 INFO L262 TraceCheckSpWp]: Trace formula consists of 2324 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-24 22:59:16,148 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:59:16,325 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2023-11-24 22:59:16,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:59:16,763 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 229 states to 152 states and 195 transitions. [2023-11-24 22:59:16,763 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 195 transitions. [2023-11-24 22:59:16,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2023-11-24 22:59:16,767 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:59:16,767 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:59:16,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:59:17,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:59:17,616 INFO L262 TraceCheckSpWp]: Trace formula consists of 2374 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-24 22:59:17,624 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:59:17,864 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2023-11-24 22:59:18,929 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:59:18,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 282 states to 159 states and 210 transitions. [2023-11-24 22:59:18,940 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 210 transitions. [2023-11-24 22:59:18,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2023-11-24 22:59:18,944 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:59:18,944 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:59:19,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:59:19,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:59:19,805 INFO L262 TraceCheckSpWp]: Trace formula consists of 2428 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-24 22:59:19,819 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:59:19,966 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 40 proven. 3 refuted. 0 times theorem prover too weak. 69 trivial. 0 not checked. [2023-11-24 22:59:20,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:59:20,105 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 289 states to 163 states and 217 transitions. [2023-11-24 22:59:20,105 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 217 transitions. [2023-11-24 22:59:20,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2023-11-24 22:59:20,110 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:59:20,110 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:59:20,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:59:20,943 INFO L262 TraceCheckSpWp]: Trace formula consists of 2506 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-24 22:59:20,957 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:59:21,134 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2023-11-24 22:59:21,860 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:59:21,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 298 states to 164 states and 218 transitions. [2023-11-24 22:59:21,862 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 218 transitions. [2023-11-24 22:59:21,865 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2023-11-24 22:59:21,865 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:59:21,866 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:59:21,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:59:22,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:59:22,649 INFO L262 TraceCheckSpWp]: Trace formula consists of 2455 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-24 22:59:22,656 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:59:22,810 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 40 proven. 3 refuted. 0 times theorem prover too weak. 69 trivial. 0 not checked. [2023-11-24 22:59:22,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:59:22,891 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 300 states to 166 states and 220 transitions. [2023-11-24 22:59:22,891 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 220 transitions. [2023-11-24 22:59:22,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2023-11-24 22:59:22,894 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:59:22,895 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:59:23,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:59:23,626 INFO L262 TraceCheckSpWp]: Trace formula consists of 2560 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 22:59:23,665 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:59:23,897 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 43 proven. 0 refuted. 0 times theorem prover too weak. 69 trivial. 0 not checked. [2023-11-24 22:59:24,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:59:24,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 306 states to 166 states and 219 transitions. [2023-11-24 22:59:24,767 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 219 transitions. [2023-11-24 22:59:24,769 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2023-11-24 22:59:24,769 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:59:24,770 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:59:25,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:59:25,462 INFO L262 TraceCheckSpWp]: Trace formula consists of 2692 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 22:59:25,468 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:59:25,647 INFO L134 CoverageAnalysis]: Checked inductivity of 121 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 91 trivial. 0 not checked. [2023-11-24 22:59:25,860 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:59:25,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 325 states to 166 states and 218 transitions. [2023-11-24 22:59:25,862 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 218 transitions. [2023-11-24 22:59:25,865 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2023-11-24 22:59:25,865 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:59:25,865 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:59:26,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:59:26,550 INFO L262 TraceCheckSpWp]: Trace formula consists of 2824 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 22:59:26,558 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:59:26,689 INFO L134 CoverageAnalysis]: Checked inductivity of 139 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 130 trivial. 0 not checked. [2023-11-24 22:59:26,827 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:59:26,829 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 330 states to 166 states and 217 transitions. [2023-11-24 22:59:26,830 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 217 transitions. [2023-11-24 22:59:26,832 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2023-11-24 22:59:26,833 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:59:26,833 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:59:27,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:59:27,731 INFO L262 TraceCheckSpWp]: Trace formula consists of 2956 conjuncts, 100 conjunts are in the unsatisfiable core [2023-11-24 22:59:27,742 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:59:31,135 INFO L349 Elim1Store]: treesize reduction 11, result has 8.3 percent of original size [2023-11-24 22:59:31,136 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 40 treesize of output 20 [2023-11-24 22:59:31,152 INFO L349 Elim1Store]: treesize reduction 11, result has 8.3 percent of original size [2023-11-24 22:59:31,153 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 33 treesize of output 13 [2023-11-24 22:59:31,168 INFO L349 Elim1Store]: treesize reduction 11, result has 8.3 percent of original size [2023-11-24 22:59:31,174 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 36 treesize of output 16 [2023-11-24 22:59:31,578 INFO L134 CoverageAnalysis]: Checked inductivity of 166 backedges. 84 proven. 4 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2023-11-24 22:59:40,160 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:59:40,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 565 states to 210 states and 314 transitions. [2023-11-24 22:59:40,162 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 314 transitions. [2023-11-24 22:59:40,167 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2023-11-24 22:59:40,167 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:59:40,168 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:59:41,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:59:41,024 INFO L262 TraceCheckSpWp]: Trace formula consists of 2956 conjuncts, 100 conjunts are in the unsatisfiable core [2023-11-24 22:59:41,035 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:59:43,334 INFO L349 Elim1Store]: treesize reduction 11, result has 8.3 percent of original size [2023-11-24 22:59:43,334 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 40 treesize of output 20 [2023-11-24 22:59:43,350 INFO L349 Elim1Store]: treesize reduction 11, result has 8.3 percent of original size [2023-11-24 22:59:43,351 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 33 treesize of output 13 [2023-11-24 22:59:43,365 INFO L349 Elim1Store]: treesize reduction 11, result has 8.3 percent of original size [2023-11-24 22:59:43,366 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 36 treesize of output 16 [2023-11-24 22:59:43,472 INFO L134 CoverageAnalysis]: Checked inductivity of 166 backedges. 84 proven. 4 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2023-11-24 22:59:45,870 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:59:45,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 574 states to 212 states and 321 transitions. [2023-11-24 22:59:45,872 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 321 transitions. [2023-11-24 22:59:45,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2023-11-24 22:59:45,876 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:59:45,876 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:59:46,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:59:46,676 INFO L262 TraceCheckSpWp]: Trace formula consists of 2956 conjuncts, 108 conjunts are in the unsatisfiable core [2023-11-24 22:59:46,686 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:59:48,930 INFO L349 Elim1Store]: treesize reduction 11, result has 8.3 percent of original size [2023-11-24 22:59:48,931 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 40 treesize of output 20 [2023-11-24 22:59:48,945 INFO L349 Elim1Store]: treesize reduction 11, result has 8.3 percent of original size [2023-11-24 22:59:48,946 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 33 treesize of output 13 [2023-11-24 22:59:48,953 INFO L349 Elim1Store]: treesize reduction 11, result has 8.3 percent of original size [2023-11-24 22:59:48,954 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 36 treesize of output 16 [2023-11-24 22:59:49,051 INFO L134 CoverageAnalysis]: Checked inductivity of 166 backedges. 84 proven. 4 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2023-11-24 22:59:49,571 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:59:49,573 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 574 states to 212 states and 321 transitions. [2023-11-24 22:59:49,573 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 321 transitions. [2023-11-24 22:59:49,586 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2023-11-24 22:59:49,586 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:59:49,586 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:59:50,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:59:50,353 INFO L262 TraceCheckSpWp]: Trace formula consists of 2956 conjuncts, 100 conjunts are in the unsatisfiable core [2023-11-24 22:59:50,365 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:59:52,484 INFO L349 Elim1Store]: treesize reduction 11, result has 8.3 percent of original size [2023-11-24 22:59:52,484 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 40 treesize of output 20 [2023-11-24 22:59:52,496 INFO L349 Elim1Store]: treesize reduction 11, result has 8.3 percent of original size [2023-11-24 22:59:52,496 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 33 treesize of output 13 [2023-11-24 22:59:52,522 INFO L349 Elim1Store]: treesize reduction 11, result has 8.3 percent of original size [2023-11-24 22:59:52,523 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 36 treesize of output 16 [2023-11-24 22:59:52,607 INFO L134 CoverageAnalysis]: Checked inductivity of 166 backedges. 84 proven. 4 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2023-11-24 22:59:52,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:59:52,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 574 states to 212 states and 321 transitions. [2023-11-24 22:59:52,726 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 321 transitions. [2023-11-24 22:59:52,732 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2023-11-24 22:59:52,732 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:59:52,732 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms