./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/aws-c-common/aws_array_list_pop_front_harness.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 30e01a73 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_bc9f7933-8d7f-4239-98e1-3cdae1089199/bin/ukojak-verify-1t5iHCbJaC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc9f7933-8d7f-4239-98e1-3cdae1089199/bin/ukojak-verify-1t5iHCbJaC/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc9f7933-8d7f-4239-98e1-3cdae1089199/bin/ukojak-verify-1t5iHCbJaC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc9f7933-8d7f-4239-98e1-3cdae1089199/bin/ukojak-verify-1t5iHCbJaC/config/KojakReach.xml -i ../../sv-benchmarks/c/aws-c-common/aws_array_list_pop_front_harness.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc9f7933-8d7f-4239-98e1-3cdae1089199/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc9f7933-8d7f-4239-98e1-3cdae1089199/bin/ukojak-verify-1t5iHCbJaC --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 971edb75bb0f677639f0c3e5b019bf9afe7575a35e63ddba584727b568db50c6 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 20:27:00,717 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 20:27:00,838 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc9f7933-8d7f-4239-98e1-3cdae1089199/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Reach-64bit-Kojak_Default.epf [2023-11-23 20:27:00,847 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 20:27:00,848 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-23 20:27:00,883 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 20:27:00,884 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 20:27:00,885 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-23 20:27:00,886 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-23 20:27:00,894 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-23 20:27:00,894 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 20:27:00,895 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 20:27:00,895 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 20:27:00,897 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 20:27:00,897 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 20:27:00,898 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 20:27:00,898 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 20:27:00,899 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 20:27:00,899 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 20:27:00,900 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-23 20:27:00,900 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-23 20:27:00,901 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-23 20:27:00,901 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 20:27:00,902 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:27:00,902 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 20:27:00,903 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 20:27:00,903 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 20:27:00,904 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-23 20:27:00,904 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-23 20:27:00,904 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 20:27:00,906 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_bc9f7933-8d7f-4239-98e1-3cdae1089199/bin/ukojak-verify-1t5iHCbJaC/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc9f7933-8d7f-4239-98e1-3cdae1089199/bin/ukojak-verify-1t5iHCbJaC Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 971edb75bb0f677639f0c3e5b019bf9afe7575a35e63ddba584727b568db50c6 [2023-11-23 20:27:01,181 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 20:27:01,209 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 20:27:01,212 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 20:27:01,214 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 20:27:01,214 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 20:27:01,216 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc9f7933-8d7f-4239-98e1-3cdae1089199/bin/ukojak-verify-1t5iHCbJaC/../../sv-benchmarks/c/aws-c-common/aws_array_list_pop_front_harness.i [2023-11-23 20:27:04,347 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 20:27:05,014 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 20:27:05,015 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc9f7933-8d7f-4239-98e1-3cdae1089199/sv-benchmarks/c/aws-c-common/aws_array_list_pop_front_harness.i [2023-11-23 20:27:05,060 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc9f7933-8d7f-4239-98e1-3cdae1089199/bin/ukojak-verify-1t5iHCbJaC/data/b220d80c3/bead3b9364e445a299b0889641927363/FLAG7f314b741 [2023-11-23 20:27:05,080 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc9f7933-8d7f-4239-98e1-3cdae1089199/bin/ukojak-verify-1t5iHCbJaC/data/b220d80c3/bead3b9364e445a299b0889641927363 [2023-11-23 20:27:05,089 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 20:27:05,093 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 20:27:05,095 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 20:27:05,095 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 20:27:05,101 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 20:27:05,102 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:27:05" (1/1) ... [2023-11-23 20:27:05,104 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@46492172 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:27:05, skipping insertion in model container [2023-11-23 20:27:05,104 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:27:05" (1/1) ... [2023-11-23 20:27:05,251 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 20:27:05,618 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_bc9f7933-8d7f-4239-98e1-3cdae1089199/sv-benchmarks/c/aws-c-common/aws_array_list_pop_front_harness.i[4498,4511] [2023-11-23 20:27:05,628 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_bc9f7933-8d7f-4239-98e1-3cdae1089199/sv-benchmarks/c/aws-c-common/aws_array_list_pop_front_harness.i[4558,4571] [2023-11-23 20:27:06,733 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:27:06,735 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:27:06,740 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:27:06,743 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:27:06,747 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:27:06,773 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:27:06,773 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:27:06,777 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:27:06,778 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:27:06,780 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:27:06,782 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:27:06,783 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:27:06,785 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:27:07,246 WARN L635 FunctionHandler]: implicit declaration of function __atomic_load_n [2023-11-23 20:27:07,247 WARN L635 FunctionHandler]: implicit declaration of function __atomic_store_n [2023-11-23 20:27:07,248 WARN L635 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2023-11-23 20:27:07,250 WARN L635 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2023-11-23 20:27:07,251 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2023-11-23 20:27:07,252 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2023-11-23 20:27:07,253 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2023-11-23 20:27:07,253 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2023-11-23 20:27:07,254 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2023-11-23 20:27:07,255 WARN L635 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2023-11-23 20:27:07,403 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:27:07,410 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:27:07,494 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:27:07,544 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 20:27:07,574 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_bc9f7933-8d7f-4239-98e1-3cdae1089199/sv-benchmarks/c/aws-c-common/aws_array_list_pop_front_harness.i[4498,4511] [2023-11-23 20:27:07,577 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_bc9f7933-8d7f-4239-98e1-3cdae1089199/sv-benchmarks/c/aws-c-common/aws_array_list_pop_front_harness.i[4558,4571] [2023-11-23 20:27:07,705 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:27:07,706 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:27:07,707 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:27:07,707 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:27:07,708 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:27:07,718 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:27:07,719 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:27:07,720 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:27:07,721 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:27:07,722 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:27:07,723 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:27:07,738 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:27:07,739 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:27:07,808 WARN L635 FunctionHandler]: implicit declaration of function __atomic_load_n [2023-11-23 20:27:07,810 WARN L635 FunctionHandler]: implicit declaration of function __atomic_store_n [2023-11-23 20:27:07,811 WARN L635 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2023-11-23 20:27:07,813 WARN L635 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2023-11-23 20:27:07,815 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2023-11-23 20:27:07,820 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2023-11-23 20:27:07,821 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2023-11-23 20:27:07,823 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2023-11-23 20:27:07,824 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2023-11-23 20:27:07,824 WARN L635 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2023-11-23 20:27:07,874 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:27:07,882 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:27:07,896 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : : "r"(pBuf) : "memory"); [7765-7776] [2023-11-23 20:27:07,924 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:27:08,185 WARN L675 CHandler]: The function __atomic_fetch_or is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:27:08,186 WARN L675 CHandler]: The function __atomic_fetch_sub is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:27:08,186 WARN L675 CHandler]: The function __atomic_exchange_n is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:27:08,186 WARN L675 CHandler]: The function __atomic_fetch_xor is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:27:08,186 WARN L675 CHandler]: The function htons is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:27:08,187 WARN L675 CHandler]: The function ntohl is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:27:08,187 WARN L675 CHandler]: The function __atomic_compare_exchange_n is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:27:08,187 WARN L675 CHandler]: The function __atomic_fetch_add is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:27:08,187 WARN L675 CHandler]: The function fprintf is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:27:08,187 WARN L675 CHandler]: The function htonl is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:27:08,187 WARN L675 CHandler]: The function __atomic_store_n is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:27:08,188 WARN L675 CHandler]: The function ntohs is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:27:08,188 WARN L675 CHandler]: The function __atomic_load_n is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:27:08,188 WARN L675 CHandler]: The function __atomic_thread_fence is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:27:08,188 WARN L675 CHandler]: The function __atomic_fetch_and is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:27:08,196 INFO L206 MainTranslator]: Completed translation [2023-11-23 20:27:08,197 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:27:08 WrapperNode [2023-11-23 20:27:08,197 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 20:27:08,199 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 20:27:08,199 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 20:27:08,199 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 20:27:08,207 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:27:08" (1/1) ... [2023-11-23 20:27:08,313 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:27:08" (1/1) ... [2023-11-23 20:27:08,411 INFO L138 Inliner]: procedures = 690, calls = 1685, calls flagged for inlining = 51, calls inlined = 10, statements flattened = 687 [2023-11-23 20:27:08,412 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 20:27:08,412 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 20:27:08,412 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 20:27:08,413 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 20:27:08,428 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:27:08" (1/1) ... [2023-11-23 20:27:08,429 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:27:08" (1/1) ... [2023-11-23 20:27:08,442 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:27:08" (1/1) ... [2023-11-23 20:27:08,443 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:27:08" (1/1) ... [2023-11-23 20:27:08,538 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:27:08" (1/1) ... [2023-11-23 20:27:08,552 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:27:08" (1/1) ... [2023-11-23 20:27:08,558 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:27:08" (1/1) ... [2023-11-23 20:27:08,578 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:27:08" (1/1) ... [2023-11-23 20:27:08,588 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 20:27:08,596 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 20:27:08,596 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 20:27:08,596 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 20:27:08,597 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:27:08" (1/1) ... [2023-11-23 20:27:08,611 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:27:08,625 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc9f7933-8d7f-4239-98e1-3cdae1089199/bin/ukojak-verify-1t5iHCbJaC/z3 [2023-11-23 20:27:08,639 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc9f7933-8d7f-4239-98e1-3cdae1089199/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-23 20:27:08,653 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc9f7933-8d7f-4239-98e1-3cdae1089199/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-23 20:27:08,687 INFO L130 BoogieDeclarations]: Found specification of procedure memmove_impl [2023-11-23 20:27:08,687 INFO L138 BoogieDeclarations]: Found implementation of procedure memmove_impl [2023-11-23 20:27:08,687 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-23 20:27:08,688 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_is_bounded [2023-11-23 20:27:08,688 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_is_bounded [2023-11-23 20:27:08,688 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_is_valid [2023-11-23 20:27:08,689 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_is_valid [2023-11-23 20:27:08,689 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_bool [2023-11-23 20:27:08,690 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_bool [2023-11-23 20:27:08,690 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-23 20:27:08,691 INFO L130 BoogieDeclarations]: Found specification of procedure aws_raise_error [2023-11-23 20:27:08,691 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_raise_error [2023-11-23 20:27:08,691 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-23 20:27:08,691 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-23 20:27:08,691 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-23 20:27:08,691 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 20:27:08,692 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-23 20:27:08,692 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 20:27:08,693 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 20:27:08,693 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_malloc [2023-11-23 20:27:08,693 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_malloc [2023-11-23 20:27:08,694 INFO L130 BoogieDeclarations]: Found specification of procedure assert_byte_from_buffer_matches [2023-11-23 20:27:08,694 INFO L138 BoogieDeclarations]: Found implementation of procedure assert_byte_from_buffer_matches [2023-11-23 20:27:08,694 INFO L130 BoogieDeclarations]: Found specification of procedure aws_mul_size_checked [2023-11-23 20:27:08,694 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_mul_size_checked [2023-11-23 20:27:08,694 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_length [2023-11-23 20:27:08,694 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_length [2023-11-23 20:27:08,695 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-23 20:27:08,695 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-23 20:27:08,695 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-23 20:27:08,695 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-23 20:27:08,695 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-23 20:27:08,696 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_allocator [2023-11-23 20:27:08,696 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_allocator [2023-11-23 20:27:08,697 INFO L130 BoogieDeclarations]: Found specification of procedure __CPROVER_overflow_mult [2023-11-23 20:27:08,697 INFO L138 BoogieDeclarations]: Found implementation of procedure __CPROVER_overflow_mult [2023-11-23 20:27:08,697 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-23 20:27:08,697 INFO L130 BoogieDeclarations]: Found specification of procedure my_memmove [2023-11-23 20:27:08,697 INFO L138 BoogieDeclarations]: Found implementation of procedure my_memmove [2023-11-23 20:27:08,698 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_pop_front [2023-11-23 20:27:08,698 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_pop_front [2023-11-23 20:27:08,698 INFO L130 BoogieDeclarations]: Found specification of procedure ensure_array_list_has_allocated_data_member [2023-11-23 20:27:08,699 INFO L138 BoogieDeclarations]: Found implementation of procedure ensure_array_list_has_allocated_data_member [2023-11-23 20:27:08,700 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-23 20:27:09,065 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 20:27:09,067 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 20:27:10,102 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 20:27:10,326 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 20:27:10,326 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-23 20:27:10,328 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:27:10 BoogieIcfgContainer [2023-11-23 20:27:10,328 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 20:27:10,329 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-23 20:27:10,329 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-23 20:27:10,340 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-23 20:27:10,340 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:27:10" (1/1) ... [2023-11-23 20:27:10,350 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 20:27:10,407 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:27:10,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 208 states to 155 states and 208 transitions. [2023-11-23 20:27:10,430 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 208 transitions. [2023-11-23 20:27:10,445 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2023-11-23 20:27:10,445 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:27:10,446 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:27:10,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:27:11,538 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2023-11-23 20:27:11,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:27:11,904 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 228 states to 157 states and 220 transitions. [2023-11-23 20:27:11,904 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 220 transitions. [2023-11-23 20:27:11,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2023-11-23 20:27:11,908 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:27:11,909 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:27:12,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:27:12,538 INFO L262 TraceCheckSpWp]: Trace formula consists of 2242 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-23 20:27:12,549 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:27:12,739 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2023-11-23 20:27:13,170 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:27:13,178 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 248 states to 161 states and 227 transitions. [2023-11-23 20:27:13,182 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 227 transitions. [2023-11-23 20:27:13,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2023-11-23 20:27:13,186 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:27:13,187 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:27:13,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:27:13,726 INFO L262 TraceCheckSpWp]: Trace formula consists of 2374 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-23 20:27:13,733 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:27:13,859 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2023-11-23 20:27:14,041 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:27:14,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 261 states to 168 states and 240 transitions. [2023-11-23 20:27:14,050 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 240 transitions. [2023-11-23 20:27:14,060 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2023-11-23 20:27:14,061 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:27:14,061 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:27:14,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:27:14,597 INFO L262 TraceCheckSpWp]: Trace formula consists of 2286 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-23 20:27:14,603 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:27:14,653 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 43 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2023-11-23 20:27:14,712 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:27:14,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 263 states to 161 states and 227 transitions. [2023-11-23 20:27:14,714 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 227 transitions. [2023-11-23 20:27:14,716 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2023-11-23 20:27:14,716 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:27:14,716 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:27:15,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:27:15,265 INFO L262 TraceCheckSpWp]: Trace formula consists of 2506 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-23 20:27:15,272 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:27:15,367 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2023-11-23 20:27:15,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:27:15,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 268 states to 164 states and 232 transitions. [2023-11-23 20:27:15,422 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 232 transitions. [2023-11-23 20:27:15,429 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2023-11-23 20:27:15,429 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:27:15,429 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:27:25,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:27:25,155 INFO L262 TraceCheckSpWp]: Trace formula consists of 2638 conjuncts, 337 conjunts are in the unsatisfiable core [2023-11-23 20:27:25,175 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:27:25,216 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2023-11-23 20:27:27,072 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-23 20:27:27,073 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 38 treesize of output 29 [2023-11-23 20:27:38,215 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-23 20:27:38,217 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2023-11-23 20:27:38,218 WARN L561 QuantifierPusher]: no eliminatee completely removed, nonetheless the elimination was considered successful [2023-11-23 20:27:38,613 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-23 20:27:38,614 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2023-11-23 20:27:38,623 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-23 20:27:38,624 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2023-11-23 20:27:44,170 INFO L349 Elim1Store]: treesize reduction 699, result has 18.4 percent of original size [2023-11-23 20:27:44,170 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 4 stores, 7 select indices, 7 select index equivalence classes, 0 disjoint index pairs (out of 21 index pairs), introduced 11 new quantified variables, introduced 47 case distinctions, treesize of input 249 treesize of output 498 [2023-11-23 20:27:44,425 INFO L349 Elim1Store]: treesize reduction 80, result has 5.9 percent of original size [2023-11-23 20:27:44,425 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 4 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 5 new quantified variables, introduced 4 case distinctions, treesize of input 194 treesize of output 281