./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/aws-c-common/aws_byte_buf_init_copy_harness.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 527bcce2 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_356bd916-fc28-4eba-9889-bb11e24b4972/bin/ukojak-verify-i0I2FZA1j2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_356bd916-fc28-4eba-9889-bb11e24b4972/bin/ukojak-verify-i0I2FZA1j2/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_356bd916-fc28-4eba-9889-bb11e24b4972/bin/ukojak-verify-i0I2FZA1j2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_356bd916-fc28-4eba-9889-bb11e24b4972/bin/ukojak-verify-i0I2FZA1j2/config/KojakReach.xml -i ../../sv-benchmarks/c/aws-c-common/aws_byte_buf_init_copy_harness.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_356bd916-fc28-4eba-9889-bb11e24b4972/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_356bd916-fc28-4eba-9889-bb11e24b4972/bin/ukojak-verify-i0I2FZA1j2 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 9248d62da968900adf628e209d21739bec2ffe4f64c1d45016706037787190a6 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 18:50:59,820 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 18:50:59,927 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_356bd916-fc28-4eba-9889-bb11e24b4972/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Reach-64bit-Kojak_Default.epf [2023-11-21 18:50:59,937 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-21 18:50:59,938 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-21 18:51:00,001 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 18:51:00,003 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 18:51:00,004 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-21 18:51:00,006 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 18:51:00,010 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 18:51:00,012 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 18:51:00,012 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 18:51:00,013 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-21 18:51:00,015 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 18:51:00,015 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 18:51:00,015 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 18:51:00,016 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 18:51:00,016 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 18:51:00,017 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 18:51:00,018 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-21 18:51:00,018 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-21 18:51:00,019 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-21 18:51:00,019 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 18:51:00,020 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:51:00,020 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 18:51:00,021 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 18:51:00,021 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 18:51:00,022 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-21 18:51:00,022 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-21 18:51:00,023 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 18:51:00,024 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_356bd916-fc28-4eba-9889-bb11e24b4972/bin/ukojak-verify-i0I2FZA1j2/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_356bd916-fc28-4eba-9889-bb11e24b4972/bin/ukojak-verify-i0I2FZA1j2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9248d62da968900adf628e209d21739bec2ffe4f64c1d45016706037787190a6 [2023-11-21 18:51:00,388 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 18:51:00,421 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 18:51:00,424 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 18:51:00,425 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 18:51:00,426 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 18:51:00,427 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_356bd916-fc28-4eba-9889-bb11e24b4972/bin/ukojak-verify-i0I2FZA1j2/../../sv-benchmarks/c/aws-c-common/aws_byte_buf_init_copy_harness.i [2023-11-21 18:51:03,531 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 18:51:04,233 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 18:51:04,233 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_356bd916-fc28-4eba-9889-bb11e24b4972/sv-benchmarks/c/aws-c-common/aws_byte_buf_init_copy_harness.i [2023-11-21 18:51:04,287 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_356bd916-fc28-4eba-9889-bb11e24b4972/bin/ukojak-verify-i0I2FZA1j2/data/36ade6bd1/101e27f59f38446aad959d33b4625477/FLAG088aabd16 [2023-11-21 18:51:04,306 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_356bd916-fc28-4eba-9889-bb11e24b4972/bin/ukojak-verify-i0I2FZA1j2/data/36ade6bd1/101e27f59f38446aad959d33b4625477 [2023-11-21 18:51:04,311 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 18:51:04,315 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 18:51:04,318 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 18:51:04,319 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 18:51:04,324 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 18:51:04,325 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:51:04" (1/1) ... [2023-11-21 18:51:04,326 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4df6216 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:51:04, skipping insertion in model container [2023-11-21 18:51:04,326 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:51:04" (1/1) ... [2023-11-21 18:51:04,494 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 18:51:04,834 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_356bd916-fc28-4eba-9889-bb11e24b4972/sv-benchmarks/c/aws-c-common/aws_byte_buf_init_copy_harness.i[4496,4509] [2023-11-21 18:51:04,844 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_356bd916-fc28-4eba-9889-bb11e24b4972/sv-benchmarks/c/aws-c-common/aws_byte_buf_init_copy_harness.i[4556,4569] [2023-11-21 18:51:06,073 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:51:06,073 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:51:06,074 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:51:06,075 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:51:06,077 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:51:06,093 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:51:06,094 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:51:06,096 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:51:06,096 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:51:06,729 WARN L635 FunctionHandler]: implicit declaration of function __atomic_load_n [2023-11-21 18:51:06,731 WARN L635 FunctionHandler]: implicit declaration of function __atomic_store_n [2023-11-21 18:51:06,734 WARN L635 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2023-11-21 18:51:06,737 WARN L635 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2023-11-21 18:51:06,743 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2023-11-21 18:51:06,744 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2023-11-21 18:51:06,744 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2023-11-21 18:51:06,746 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2023-11-21 18:51:06,748 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2023-11-21 18:51:06,751 WARN L635 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2023-11-21 18:51:07,211 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:51:07,212 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:51:07,283 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:51:07,337 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 18:51:07,352 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_356bd916-fc28-4eba-9889-bb11e24b4972/sv-benchmarks/c/aws-c-common/aws_byte_buf_init_copy_harness.i[4496,4509] [2023-11-21 18:51:07,352 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_356bd916-fc28-4eba-9889-bb11e24b4972/sv-benchmarks/c/aws-c-common/aws_byte_buf_init_copy_harness.i[4556,4569] [2023-11-21 18:51:07,390 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:51:07,391 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:51:07,391 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:51:07,392 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:51:07,393 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:51:07,400 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:51:07,400 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:51:07,401 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:51:07,402 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:51:07,436 WARN L635 FunctionHandler]: implicit declaration of function __atomic_load_n [2023-11-21 18:51:07,437 WARN L635 FunctionHandler]: implicit declaration of function __atomic_store_n [2023-11-21 18:51:07,438 WARN L635 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2023-11-21 18:51:07,439 WARN L635 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2023-11-21 18:51:07,440 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2023-11-21 18:51:07,440 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2023-11-21 18:51:07,441 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2023-11-21 18:51:07,442 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2023-11-21 18:51:07,442 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2023-11-21 18:51:07,443 WARN L635 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2023-11-21 18:51:07,536 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : "+r"(index)); [8291] [2023-11-21 18:51:07,538 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:51:07,539 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:51:07,559 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : : "r"(pBuf) : "memory"); [8777-8788] [2023-11-21 18:51:07,600 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:51:07,927 WARN L675 CHandler]: The function __atomic_fetch_or is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:51:07,927 WARN L675 CHandler]: The function __atomic_fetch_sub is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:51:07,928 WARN L675 CHandler]: The function __atomic_exchange_n is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:51:07,928 WARN L675 CHandler]: The function __atomic_fetch_xor is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:51:07,928 WARN L675 CHandler]: The function htons is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:51:07,928 WARN L675 CHandler]: The function ntohl is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:51:07,928 WARN L675 CHandler]: The function __atomic_compare_exchange_n is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:51:07,929 WARN L675 CHandler]: The function __atomic_fetch_add is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:51:07,929 WARN L675 CHandler]: The function fprintf is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:51:07,929 WARN L675 CHandler]: The function htonl is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:51:07,929 WARN L675 CHandler]: The function __atomic_store_n is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:51:07,929 WARN L675 CHandler]: The function ntohs is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:51:07,929 WARN L675 CHandler]: The function predicate is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:51:07,930 WARN L675 CHandler]: The function __atomic_load_n is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:51:07,930 WARN L675 CHandler]: The function memcmp is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:51:07,930 WARN L675 CHandler]: The function __atomic_thread_fence is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:51:07,930 WARN L675 CHandler]: The function __atomic_fetch_and is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:51:07,930 WARN L675 CHandler]: The function memchr is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:51:07,938 INFO L206 MainTranslator]: Completed translation [2023-11-21 18:51:07,939 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:51:07 WrapperNode [2023-11-21 18:51:07,939 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 18:51:07,940 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 18:51:07,941 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 18:51:07,941 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 18:51:07,949 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:51:07" (1/1) ... [2023-11-21 18:51:08,112 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:51:07" (1/1) ... [2023-11-21 18:51:08,233 INFO L138 Inliner]: procedures = 690, calls = 2627, calls flagged for inlining = 63, calls inlined = 11, statements flattened = 937 [2023-11-21 18:51:08,234 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 18:51:08,236 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 18:51:08,236 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 18:51:08,236 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 18:51:08,246 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:51:07" (1/1) ... [2023-11-21 18:51:08,246 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:51:07" (1/1) ... [2023-11-21 18:51:08,260 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:51:07" (1/1) ... [2023-11-21 18:51:08,261 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:51:07" (1/1) ... [2023-11-21 18:51:08,315 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:51:07" (1/1) ... [2023-11-21 18:51:08,324 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:51:07" (1/1) ... [2023-11-21 18:51:08,348 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:51:07" (1/1) ... [2023-11-21 18:51:08,357 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:51:07" (1/1) ... [2023-11-21 18:51:08,381 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-21 18:51:08,386 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-21 18:51:08,387 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-21 18:51:08,387 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-21 18:51:08,388 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:51:07" (1/1) ... [2023-11-21 18:51:08,393 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:51:08,406 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_356bd916-fc28-4eba-9889-bb11e24b4972/bin/ukojak-verify-i0I2FZA1j2/z3 [2023-11-21 18:51:08,420 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_356bd916-fc28-4eba-9889-bb11e24b4972/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-21 18:51:08,447 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_356bd916-fc28-4eba-9889-bb11e24b4972/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-21 18:51:08,468 INFO L130 BoogieDeclarations]: Found specification of procedure aws_byte_buf_is_valid [2023-11-21 18:51:08,468 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_byte_buf_is_valid [2023-11-21 18:51:08,469 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-21 18:51:08,469 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_bool [2023-11-21 18:51:08,469 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_bool [2023-11-21 18:51:08,469 INFO L130 BoogieDeclarations]: Found specification of procedure aws_allocator_is_valid [2023-11-21 18:51:08,469 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_allocator_is_valid [2023-11-21 18:51:08,469 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-21 18:51:08,470 INFO L130 BoogieDeclarations]: Found specification of procedure aws_raise_error [2023-11-21 18:51:08,470 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_raise_error [2023-11-21 18:51:08,472 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-21 18:51:08,472 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-21 18:51:08,473 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-21 18:51:08,473 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-21 18:51:08,473 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-21 18:51:08,473 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy_impl [2023-11-21 18:51:08,473 INFO L138 BoogieDeclarations]: Found implementation of procedure memcpy_impl [2023-11-21 18:51:08,474 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-21 18:51:08,474 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-21 18:51:08,474 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_malloc [2023-11-21 18:51:08,475 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_malloc [2023-11-21 18:51:08,475 INFO L130 BoogieDeclarations]: Found specification of procedure assert_byte_from_buffer_matches [2023-11-21 18:51:08,475 INFO L138 BoogieDeclarations]: Found implementation of procedure assert_byte_from_buffer_matches [2023-11-21 18:51:08,475 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_malloc [2023-11-21 18:51:08,476 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_malloc [2023-11-21 18:51:08,476 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-11-21 18:51:08,476 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-11-21 18:51:08,476 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-21 18:51:08,476 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-21 18:51:08,476 INFO L130 BoogieDeclarations]: Found specification of procedure my_memcpy [2023-11-21 18:51:08,476 INFO L138 BoogieDeclarations]: Found implementation of procedure my_memcpy [2023-11-21 18:51:08,477 INFO L130 BoogieDeclarations]: Found specification of procedure aws_mem_acquire [2023-11-21 18:51:08,477 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_mem_acquire [2023-11-21 18:51:08,477 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-21 18:51:08,477 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-21 18:51:08,477 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-21 18:51:08,478 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_allocator [2023-11-21 18:51:08,478 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_allocator [2023-11-21 18:51:08,478 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_uint64_t [2023-11-21 18:51:08,479 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_uint64_t [2023-11-21 18:51:08,479 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-21 18:51:08,479 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-21 18:51:08,830 INFO L240 CfgBuilder]: Building ICFG [2023-11-21 18:51:08,833 INFO L266 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-21 18:51:10,568 INFO L281 CfgBuilder]: Performing block encoding [2023-11-21 18:51:10,914 INFO L303 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-21 18:51:10,915 INFO L308 CfgBuilder]: Removed 7 assume(true) statements. [2023-11-21 18:51:10,917 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:51:10 BoogieIcfgContainer [2023-11-21 18:51:10,917 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-21 18:51:10,918 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-21 18:51:10,918 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-21 18:51:10,929 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-21 18:51:10,929 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:51:10" (1/1) ... [2023-11-21 18:51:10,939 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 18:51:11,006 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:51:11,017 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 199 states to 146 states and 199 transitions. [2023-11-21 18:51:11,018 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 199 transitions. [2023-11-21 18:51:11,025 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-11-21 18:51:11,026 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:51:11,026 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:51:11,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:51:11,892 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2023-11-21 18:51:12,358 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:51:12,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 194 states to 146 states and 194 transitions. [2023-11-21 18:51:12,365 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 194 transitions. [2023-11-21 18:51:12,370 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-11-21 18:51:12,371 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:51:12,372 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:51:12,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:51:13,250 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2023-11-21 18:51:13,359 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:51:13,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 196 states to 148 states and 196 transitions. [2023-11-21 18:51:13,371 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 196 transitions. [2023-11-21 18:51:13,378 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2023-11-21 18:51:13,380 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:51:13,380 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:51:13,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:51:14,517 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2023-11-21 18:51:14,594 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:51:14,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 199 states to 150 states and 199 transitions. [2023-11-21 18:51:14,598 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 199 transitions. [2023-11-21 18:51:14,604 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2023-11-21 18:51:14,604 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:51:14,606 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:51:14,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:51:15,727 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2023-11-21 18:51:15,854 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:51:15,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 151 states and 201 transitions. [2023-11-21 18:51:15,856 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 201 transitions. [2023-11-21 18:51:15,858 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2023-11-21 18:51:15,858 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:51:15,858 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:51:16,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:51:16,977 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2023-11-21 18:51:17,154 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:51:17,155 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 202 states to 152 states and 202 transitions. [2023-11-21 18:51:17,155 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 202 transitions. [2023-11-21 18:51:17,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2023-11-21 18:51:17,157 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:51:17,157 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:51:17,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:51:18,227 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2023-11-21 18:51:18,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:51:18,406 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 153 states and 203 transitions. [2023-11-21 18:51:18,406 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 203 transitions. [2023-11-21 18:51:18,408 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2023-11-21 18:51:18,409 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:51:18,409 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:51:18,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:51:19,739 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2023-11-21 18:51:19,914 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:51:19,915 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 204 states to 154 states and 204 transitions. [2023-11-21 18:51:19,915 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 204 transitions. [2023-11-21 18:51:19,916 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2023-11-21 18:51:19,916 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:51:19,916 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:51:20,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:51:21,154 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2023-11-21 18:51:21,365 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:51:21,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 205 states to 155 states and 205 transitions. [2023-11-21 18:51:21,367 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 205 transitions. [2023-11-21 18:51:21,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2023-11-21 18:51:21,368 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:51:21,368 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:51:21,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:51:22,579 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2023-11-21 18:51:22,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:51:22,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 206 states to 156 states and 206 transitions. [2023-11-21 18:51:22,778 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 206 transitions. [2023-11-21 18:51:22,779 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2023-11-21 18:51:22,780 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:51:22,780 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:51:23,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:51:24,228 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2023-11-21 18:51:24,505 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:51:24,507 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 157 states and 207 transitions. [2023-11-21 18:51:24,507 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 207 transitions. [2023-11-21 18:51:24,510 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2023-11-21 18:51:24,510 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:51:24,511 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:51:24,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:51:25,914 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2023-11-21 18:51:26,147 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:51:26,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 208 states to 158 states and 208 transitions. [2023-11-21 18:51:26,148 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 208 transitions. [2023-11-21 18:51:26,149 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2023-11-21 18:51:26,150 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:51:26,150 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:51:26,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:51:27,516 INFO L134 CoverageAnalysis]: Checked inductivity of 85 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2023-11-21 18:51:27,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:51:27,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 209 states to 159 states and 209 transitions. [2023-11-21 18:51:27,759 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 209 transitions. [2023-11-21 18:51:27,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2023-11-21 18:51:27,760 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:51:27,761 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:51:28,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:51:29,123 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 0 proven. 55 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2023-11-21 18:51:29,363 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:51:29,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 210 states to 160 states and 210 transitions. [2023-11-21 18:51:29,364 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 210 transitions. [2023-11-21 18:51:29,365 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2023-11-21 18:51:29,365 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:51:29,365 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:51:29,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:51:30,863 INFO L134 CoverageAnalysis]: Checked inductivity of 106 backedges. 0 proven. 66 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2023-11-21 18:51:31,129 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:51:31,130 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 211 states to 161 states and 211 transitions. [2023-11-21 18:51:31,130 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 211 transitions. [2023-11-21 18:51:31,132 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2023-11-21 18:51:31,132 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:51:31,132 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:51:31,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:51:32,565 INFO L134 CoverageAnalysis]: Checked inductivity of 118 backedges. 0 proven. 78 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2023-11-21 18:51:32,860 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:51:32,861 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 212 states to 162 states and 212 transitions. [2023-11-21 18:51:32,861 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 212 transitions. [2023-11-21 18:51:32,862 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2023-11-21 18:51:32,862 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:51:32,862 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:51:33,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:51:34,287 INFO L134 CoverageAnalysis]: Checked inductivity of 131 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2023-11-21 18:51:34,593 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:51:34,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 163 states and 213 transitions. [2023-11-21 18:51:34,595 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 213 transitions. [2023-11-21 18:51:34,597 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2023-11-21 18:51:34,597 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:51:34,597 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:51:34,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:51:36,397 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 105 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2023-11-21 18:51:36,735 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:51:36,736 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 214 states to 164 states and 214 transitions. [2023-11-21 18:51:36,736 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 214 transitions. [2023-11-21 18:51:36,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2023-11-21 18:51:36,739 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:51:36,739 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:51:37,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:51:38,681 INFO L134 CoverageAnalysis]: Checked inductivity of 160 backedges. 0 proven. 120 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2023-11-21 18:51:39,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:51:39,045 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 215 states to 165 states and 215 transitions. [2023-11-21 18:51:39,046 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 215 transitions. [2023-11-21 18:51:39,047 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2023-11-21 18:51:39,047 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:51:39,047 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:51:39,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:51:40,661 INFO L134 CoverageAnalysis]: Checked inductivity of 176 backedges. 0 proven. 136 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2023-11-21 18:51:40,993 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:51:40,995 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 166 states and 216 transitions. [2023-11-21 18:51:40,995 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 216 transitions. [2023-11-21 18:51:40,996 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2023-11-21 18:51:40,996 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:51:40,996 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:51:41,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:51:42,572 INFO L134 CoverageAnalysis]: Checked inductivity of 193 backedges. 0 proven. 153 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2023-11-21 18:51:42,898 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:51:42,900 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 217 states to 167 states and 217 transitions. [2023-11-21 18:51:42,900 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 217 transitions. [2023-11-21 18:51:42,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2023-11-21 18:51:42,901 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:51:42,901 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:51:43,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat