./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/aws-c-common/aws_string_eq_harness.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 527bcce2 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6ba957a-88b2-4ad5-9fe7-2ec2ffc2398c/bin/ukojak-verify-i0I2FZA1j2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6ba957a-88b2-4ad5-9fe7-2ec2ffc2398c/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_a6ba957a-88b2-4ad5-9fe7-2ec2ffc2398c/bin/ukojak-verify-i0I2FZA1j2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6ba957a-88b2-4ad5-9fe7-2ec2ffc2398c/bin/ukojak-verify-i0I2FZA1j2/config/KojakReach.xml -i ../../sv-benchmarks/c/aws-c-common/aws_string_eq_harness.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6ba957a-88b2-4ad5-9fe7-2ec2ffc2398c/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_a6ba957a-88b2-4ad5-9fe7-2ec2ffc2398c/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 8b61e347701f0c89420e753e852eb314cc29dd4fd4a4715a05b300c448d0ac03 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 18:41:20,850 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 18:41:20,948 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6ba957a-88b2-4ad5-9fe7-2ec2ffc2398c/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Reach-64bit-Kojak_Default.epf [2023-11-21 18:41:20,953 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-21 18:41:20,953 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-21 18:41:20,979 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 18:41:20,980 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 18:41:20,981 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-21 18:41:20,982 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 18:41:20,982 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 18:41:20,983 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 18:41:20,984 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 18:41:20,984 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-21 18:41:20,985 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 18:41:20,986 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 18:41:20,986 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 18:41:20,987 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 18:41:20,987 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 18:41:20,988 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 18:41:20,989 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-21 18:41:20,989 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-21 18:41:20,990 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-21 18:41:20,991 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 18:41:20,991 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:41:20,992 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 18:41:20,993 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 18:41:20,993 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 18:41:20,994 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-21 18:41:20,995 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-21 18:41:20,995 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 18:41:20,996 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_a6ba957a-88b2-4ad5-9fe7-2ec2ffc2398c/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6ba957a-88b2-4ad5-9fe7-2ec2ffc2398c/bin/ukojak-verify-i0I2FZA1j2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8b61e347701f0c89420e753e852eb314cc29dd4fd4a4715a05b300c448d0ac03 [2023-11-21 18:41:21,394 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 18:41:21,425 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 18:41:21,427 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 18:41:21,429 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 18:41:21,430 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 18:41:21,431 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6ba957a-88b2-4ad5-9fe7-2ec2ffc2398c/bin/ukojak-verify-i0I2FZA1j2/../../sv-benchmarks/c/aws-c-common/aws_string_eq_harness.i [2023-11-21 18:41:24,575 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 18:41:25,316 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 18:41:25,317 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6ba957a-88b2-4ad5-9fe7-2ec2ffc2398c/sv-benchmarks/c/aws-c-common/aws_string_eq_harness.i [2023-11-21 18:41:25,370 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6ba957a-88b2-4ad5-9fe7-2ec2ffc2398c/bin/ukojak-verify-i0I2FZA1j2/data/f046e7682/8b56f7d6039f4e7f9c2a71cdfa1ba143/FLAG2b7f58e7a [2023-11-21 18:41:25,392 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6ba957a-88b2-4ad5-9fe7-2ec2ffc2398c/bin/ukojak-verify-i0I2FZA1j2/data/f046e7682/8b56f7d6039f4e7f9c2a71cdfa1ba143 [2023-11-21 18:41:25,400 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 18:41:25,403 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 18:41:25,407 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 18:41:25,407 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 18:41:25,412 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 18:41:25,413 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:41:25" (1/1) ... [2023-11-21 18:41:25,414 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@77e9256b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:41:25, skipping insertion in model container [2023-11-21 18:41:25,415 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:41:25" (1/1) ... [2023-11-21 18:41:25,574 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 18:41:25,896 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_a6ba957a-88b2-4ad5-9fe7-2ec2ffc2398c/sv-benchmarks/c/aws-c-common/aws_string_eq_harness.i[4487,4500] [2023-11-21 18:41:25,904 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_a6ba957a-88b2-4ad5-9fe7-2ec2ffc2398c/sv-benchmarks/c/aws-c-common/aws_string_eq_harness.i[4547,4560] [2023-11-21 18:41:27,102 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:41:27,103 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:41:27,103 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:41:27,104 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:41:27,106 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:41:27,143 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:41:27,143 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:41:27,146 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:41:27,146 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:41:27,689 WARN L635 FunctionHandler]: implicit declaration of function __atomic_load_n [2023-11-21 18:41:27,690 WARN L635 FunctionHandler]: implicit declaration of function __atomic_store_n [2023-11-21 18:41:27,691 WARN L635 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2023-11-21 18:41:27,693 WARN L635 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2023-11-21 18:41:27,695 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2023-11-21 18:41:27,695 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2023-11-21 18:41:27,696 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2023-11-21 18:41:27,697 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2023-11-21 18:41:27,698 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2023-11-21 18:41:27,699 WARN L635 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2023-11-21 18:41:28,067 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:41:28,067 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:41:28,092 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:41:28,145 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 18:41:28,172 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_a6ba957a-88b2-4ad5-9fe7-2ec2ffc2398c/sv-benchmarks/c/aws-c-common/aws_string_eq_harness.i[4487,4500] [2023-11-21 18:41:28,173 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_a6ba957a-88b2-4ad5-9fe7-2ec2ffc2398c/sv-benchmarks/c/aws-c-common/aws_string_eq_harness.i[4547,4560] [2023-11-21 18:41:28,248 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:41:28,254 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:41:28,254 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:41:28,255 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:41:28,256 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:41:28,266 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:41:28,267 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:41:28,268 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:41:28,269 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:41:28,302 WARN L635 FunctionHandler]: implicit declaration of function __atomic_load_n [2023-11-21 18:41:28,303 WARN L635 FunctionHandler]: implicit declaration of function __atomic_store_n [2023-11-21 18:41:28,303 WARN L635 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2023-11-21 18:41:28,304 WARN L635 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2023-11-21 18:41:28,305 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2023-11-21 18:41:28,306 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2023-11-21 18:41:28,306 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2023-11-21 18:41:28,306 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2023-11-21 18:41:28,307 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2023-11-21 18:41:28,307 WARN L635 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2023-11-21 18:41:28,390 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : "+r"(index)); [8588] [2023-11-21 18:41:28,392 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:41:28,392 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:41:28,507 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:41:28,710 WARN L675 CHandler]: The function __atomic_fetch_or is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:41:28,710 WARN L675 CHandler]: The function __atomic_fetch_sub is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:41:28,710 WARN L675 CHandler]: The function __atomic_exchange_n is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:41:28,710 WARN L675 CHandler]: The function __atomic_fetch_xor is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:41:28,711 WARN L675 CHandler]: The function htons is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:41:28,711 WARN L675 CHandler]: The function ntohl is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:41:28,712 WARN L675 CHandler]: The function __atomic_compare_exchange_n is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:41:28,712 WARN L675 CHandler]: The function __atomic_fetch_add is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:41:28,712 WARN L675 CHandler]: The function htonl is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:41:28,712 WARN L675 CHandler]: The function __atomic_store_n is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:41:28,713 WARN L675 CHandler]: The function ntohs is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:41:28,713 WARN L675 CHandler]: The function predicate is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:41:28,714 WARN L675 CHandler]: The function __atomic_load_n is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:41:28,714 WARN L675 CHandler]: The function memcmp is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:41:28,714 WARN L675 CHandler]: The function __atomic_thread_fence is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:41:28,714 WARN L675 CHandler]: The function __atomic_fetch_and is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:41:28,714 WARN L675 CHandler]: The function memchr is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:41:28,724 INFO L206 MainTranslator]: Completed translation [2023-11-21 18:41:28,724 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:41:28 WrapperNode [2023-11-21 18:41:28,726 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 18:41:28,727 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 18:41:28,727 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 18:41:28,727 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 18:41:28,735 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:41:28" (1/1) ... [2023-11-21 18:41:28,846 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:41:28" (1/1) ... [2023-11-21 18:41:28,930 INFO L138 Inliner]: procedures = 680, calls = 2275, calls flagged for inlining = 58, calls inlined = 6, statements flattened = 384 [2023-11-21 18:41:28,931 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 18:41:28,931 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 18:41:28,932 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 18:41:28,933 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 18:41:28,942 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:41:28" (1/1) ... [2023-11-21 18:41:28,942 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:41:28" (1/1) ... [2023-11-21 18:41:28,959 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:41:28" (1/1) ... [2023-11-21 18:41:28,959 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:41:28" (1/1) ... [2023-11-21 18:41:29,030 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:41:28" (1/1) ... [2023-11-21 18:41:29,032 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:41:28" (1/1) ... [2023-11-21 18:41:29,037 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:41:28" (1/1) ... [2023-11-21 18:41:29,041 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:41:28" (1/1) ... [2023-11-21 18:41:29,062 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-21 18:41:29,063 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-21 18:41:29,063 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-21 18:41:29,063 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-21 18:41:29,064 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:41:28" (1/1) ... [2023-11-21 18:41:29,069 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:41:29,086 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6ba957a-88b2-4ad5-9fe7-2ec2ffc2398c/bin/ukojak-verify-i0I2FZA1j2/z3 [2023-11-21 18:41:29,101 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6ba957a-88b2-4ad5-9fe7-2ec2ffc2398c/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-21 18:41:29,124 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6ba957a-88b2-4ad5-9fe7-2ec2ffc2398c/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-21 18:41:29,144 INFO L130 BoogieDeclarations]: Found specification of procedure aws_string_is_valid [2023-11-21 18:41:29,144 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_string_is_valid [2023-11-21 18:41:29,144 INFO L130 BoogieDeclarations]: Found specification of procedure ensure_string_is_allocated_bounded_length [2023-11-21 18:41:29,144 INFO L138 BoogieDeclarations]: Found implementation of procedure ensure_string_is_allocated_bounded_length [2023-11-21 18:41:29,144 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2023-11-21 18:41:29,144 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_bool [2023-11-21 18:41:29,145 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_bool [2023-11-21 18:41:29,145 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-21 18:41:29,145 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-21 18:41:29,145 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-21 18:41:29,145 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-21 18:41:29,145 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-21 18:41:29,146 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-21 18:41:29,146 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-21 18:41:29,147 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-21 18:41:29,147 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_malloc [2023-11-21 18:41:29,147 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_malloc [2023-11-21 18:41:29,147 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-21 18:41:29,148 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-21 18:41:29,148 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_eq [2023-11-21 18:41:29,148 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_eq [2023-11-21 18:41:29,148 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-21 18:41:29,148 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_allocator [2023-11-21 18:41:29,148 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_allocator [2023-11-21 18:41:29,148 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_uint64_t [2023-11-21 18:41:29,149 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_uint64_t [2023-11-21 18:41:29,149 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-21 18:41:29,150 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-21 18:41:29,428 INFO L240 CfgBuilder]: Building ICFG [2023-11-21 18:41:29,431 INFO L266 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-21 18:41:29,876 INFO L281 CfgBuilder]: Performing block encoding [2023-11-21 18:41:30,048 INFO L303 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-21 18:41:30,049 INFO L308 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-21 18:41:30,050 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:41:30 BoogieIcfgContainer [2023-11-21 18:41:30,051 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-21 18:41:30,052 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-21 18:41:30,052 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-21 18:41:30,062 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-21 18:41:30,063 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:41:30" (1/1) ... [2023-11-21 18:41:30,074 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 18:41:30,128 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:30,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 84 states and 110 transitions. [2023-11-21 18:41:30,149 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 110 transitions. [2023-11-21 18:41:30,154 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-21 18:41:30,154 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:30,155 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:30,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:30,983 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-21 18:41:31,135 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:31,141 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 97 states and 135 transitions. [2023-11-21 18:41:31,141 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 135 transitions. [2023-11-21 18:41:31,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-21 18:41:31,145 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:31,146 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:31,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:31,594 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-21 18:41:31,897 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:31,899 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 105 states and 149 transitions. [2023-11-21 18:41:31,899 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 149 transitions. [2023-11-21 18:41:31,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-21 18:41:31,902 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:31,902 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:31,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:32,503 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-21 18:41:32,864 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:32,866 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 108 states and 153 transitions. [2023-11-21 18:41:32,866 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 153 transitions. [2023-11-21 18:41:32,869 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-21 18:41:32,869 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:32,870 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:32,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:33,295 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-21 18:41:33,495 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:33,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 108 states and 152 transitions. [2023-11-21 18:41:33,500 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 152 transitions. [2023-11-21 18:41:33,505 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-11-21 18:41:33,505 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:33,505 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:33,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:34,160 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2023-11-21 18:41:35,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:35,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 170 states to 116 states and 167 transitions. [2023-11-21 18:41:35,050 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 167 transitions. [2023-11-21 18:41:35,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-11-21 18:41:35,052 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:35,052 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:35,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:35,442 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2023-11-21 18:41:36,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:36,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 178 states to 121 states and 175 transitions. [2023-11-21 18:41:36,145 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 175 transitions. [2023-11-21 18:41:36,149 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-11-21 18:41:36,150 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:36,150 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:36,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:36,951 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2023-11-21 18:41:38,439 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:38,441 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 199 states to 123 states and 179 transitions. [2023-11-21 18:41:38,441 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 179 transitions. [2023-11-21 18:41:38,442 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-11-21 18:41:38,443 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:38,443 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:38,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:39,608 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2023-11-21 18:41:42,787 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:42,788 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 222 states to 133 states and 199 transitions. [2023-11-21 18:41:42,788 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 199 transitions. [2023-11-21 18:41:42,789 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-11-21 18:41:42,790 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:42,790 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:42,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:43,374 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2023-11-21 18:41:44,461 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:44,462 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 231 states to 138 states and 208 transitions. [2023-11-21 18:41:44,463 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 208 transitions. [2023-11-21 18:41:44,464 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-11-21 18:41:44,464 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:44,465 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:44,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:44,803 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2023-11-21 18:41:45,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:45,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 234 states to 140 states and 210 transitions. [2023-11-21 18:41:45,715 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 210 transitions. [2023-11-21 18:41:45,720 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-11-21 18:41:45,721 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:45,722 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:45,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:46,057 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2023-11-21 18:41:46,419 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:46,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 233 states to 140 states and 209 transitions. [2023-11-21 18:41:46,422 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 209 transitions. [2023-11-21 18:41:46,425 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-11-21 18:41:46,425 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:46,425 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:46,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:46,735 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2023-11-21 18:41:46,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:46,933 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 236 states to 143 states and 212 transitions. [2023-11-21 18:41:46,933 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 212 transitions. [2023-11-21 18:41:46,934 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-11-21 18:41:46,934 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:46,935 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:46,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:47,356 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2023-11-21 18:41:48,138 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:48,139 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 239 states to 137 states and 200 transitions. [2023-11-21 18:41:48,139 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 200 transitions. [2023-11-21 18:41:48,140 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-21 18:41:48,140 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:48,141 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:48,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:48,522 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2023-11-21 18:41:49,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:49,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 248 states to 142 states and 209 transitions. [2023-11-21 18:41:49,714 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 209 transitions. [2023-11-21 18:41:49,716 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-21 18:41:49,716 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:49,717 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:49,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:50,089 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2023-11-21 18:41:50,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:50,497 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 251 states to 144 states and 212 transitions. [2023-11-21 18:41:50,498 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 212 transitions. [2023-11-21 18:41:50,498 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-21 18:41:50,499 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:50,499 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:50,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:50,791 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2023-11-21 18:41:51,701 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:51,702 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 250 states to 145 states and 211 transitions. [2023-11-21 18:41:51,702 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 211 transitions. [2023-11-21 18:41:51,703 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-21 18:41:51,703 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:51,704 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:51,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:51,978 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2023-11-21 18:41:52,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:52,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 249 states to 145 states and 210 transitions. [2023-11-21 18:41:52,414 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 210 transitions. [2023-11-21 18:41:52,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-11-21 18:41:52,416 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:52,416 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:52,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:52,740 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2023-11-21 18:41:53,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:53,150 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 248 states to 145 states and 209 transitions. [2023-11-21 18:41:53,150 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 209 transitions. [2023-11-21 18:41:53,151 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-11-21 18:41:53,151 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:53,151 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:53,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:54,220 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2023-11-21 18:41:56,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:56,402 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 259 states to 141 states and 197 transitions. [2023-11-21 18:41:56,402 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 197 transitions. [2023-11-21 18:41:56,403 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-21 18:41:56,404 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:56,404 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:56,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:42:01,150 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-11-21 18:42:08,110 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:42:08,111 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 306 states to 158 states and 243 transitions. [2023-11-21 18:42:08,111 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 243 transitions. [2023-11-21 18:42:08,113 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-21 18:42:08,113 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:42:08,113 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms