./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/aws-c-common/aws_byte_buf_append_dynamic_harness_negated.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_fa746fad-d5e4-44dc-bdc4-4247855b92bd/bin/ukojak-verify-i0I2FZA1j2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa746fad-d5e4-44dc-bdc4-4247855b92bd/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_fa746fad-d5e4-44dc-bdc4-4247855b92bd/bin/ukojak-verify-i0I2FZA1j2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa746fad-d5e4-44dc-bdc4-4247855b92bd/bin/ukojak-verify-i0I2FZA1j2/config/KojakReach.xml -i ../../sv-benchmarks/c/aws-c-common/aws_byte_buf_append_dynamic_harness_negated.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa746fad-d5e4-44dc-bdc4-4247855b92bd/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_fa746fad-d5e4-44dc-bdc4-4247855b92bd/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 5557be38f4e4ca113fee6a7acb1700390bd7ceb289427810cbf61ecb83de34a1 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 18:53:37,632 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 18:53:37,762 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa746fad-d5e4-44dc-bdc4-4247855b92bd/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Reach-64bit-Kojak_Default.epf [2023-11-21 18:53:37,773 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-21 18:53:37,774 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-21 18:53:37,820 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 18:53:37,821 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 18:53:37,821 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-21 18:53:37,822 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 18:53:37,827 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 18:53:37,829 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 18:53:37,829 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 18:53:37,830 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-21 18:53:37,831 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 18:53:37,832 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 18:53:37,832 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 18:53:37,833 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 18:53:37,833 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 18:53:37,834 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 18:53:37,834 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-21 18:53:37,835 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-21 18:53:37,836 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-21 18:53:37,836 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 18:53:37,836 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:53:37,837 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 18:53:37,837 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 18:53:37,838 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 18:53:37,838 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-21 18:53:37,839 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-21 18:53:37,839 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 18:53:37,840 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_fa746fad-d5e4-44dc-bdc4-4247855b92bd/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa746fad-d5e4-44dc-bdc4-4247855b92bd/bin/ukojak-verify-i0I2FZA1j2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5557be38f4e4ca113fee6a7acb1700390bd7ceb289427810cbf61ecb83de34a1 [2023-11-21 18:53:38,117 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 18:53:38,145 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 18:53:38,148 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 18:53:38,150 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 18:53:38,150 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 18:53:38,152 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa746fad-d5e4-44dc-bdc4-4247855b92bd/bin/ukojak-verify-i0I2FZA1j2/../../sv-benchmarks/c/aws-c-common/aws_byte_buf_append_dynamic_harness_negated.i [2023-11-21 18:53:41,836 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 18:53:42,552 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 18:53:42,553 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa746fad-d5e4-44dc-bdc4-4247855b92bd/sv-benchmarks/c/aws-c-common/aws_byte_buf_append_dynamic_harness_negated.i [2023-11-21 18:53:42,608 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa746fad-d5e4-44dc-bdc4-4247855b92bd/bin/ukojak-verify-i0I2FZA1j2/data/d6f5913f0/7c3e4941389b413f929ded28e2758e68/FLAGf8941a825 [2023-11-21 18:53:42,632 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa746fad-d5e4-44dc-bdc4-4247855b92bd/bin/ukojak-verify-i0I2FZA1j2/data/d6f5913f0/7c3e4941389b413f929ded28e2758e68 [2023-11-21 18:53:42,638 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 18:53:42,640 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 18:53:42,642 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 18:53:42,642 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 18:53:42,657 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 18:53:42,658 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:53:42" (1/1) ... [2023-11-21 18:53:42,660 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@67bb267f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:53:42, skipping insertion in model container [2023-11-21 18:53:42,660 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:53:42" (1/1) ... [2023-11-21 18:53:42,858 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 18:53:43,185 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_fa746fad-d5e4-44dc-bdc4-4247855b92bd/sv-benchmarks/c/aws-c-common/aws_byte_buf_append_dynamic_harness_negated.i[4501,4514] [2023-11-21 18:53:43,196 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_fa746fad-d5e4-44dc-bdc4-4247855b92bd/sv-benchmarks/c/aws-c-common/aws_byte_buf_append_dynamic_harness_negated.i[4561,4574] [2023-11-21 18:53:44,646 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:53:44,647 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:53:44,648 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:53:44,649 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:53:44,651 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:53:44,671 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:53:44,672 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:53:44,675 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:53:44,676 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:53:45,269 WARN L635 FunctionHandler]: implicit declaration of function __atomic_load_n [2023-11-21 18:53:45,271 WARN L635 FunctionHandler]: implicit declaration of function __atomic_store_n [2023-11-21 18:53:45,273 WARN L635 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2023-11-21 18:53:45,274 WARN L635 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2023-11-21 18:53:45,276 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2023-11-21 18:53:45,277 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2023-11-21 18:53:45,278 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2023-11-21 18:53:45,279 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2023-11-21 18:53:45,280 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2023-11-21 18:53:45,281 WARN L635 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2023-11-21 18:53:45,572 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:53:45,573 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:53:45,676 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:53:45,677 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:53:45,811 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:53:45,879 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 18:53:45,897 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_fa746fad-d5e4-44dc-bdc4-4247855b92bd/sv-benchmarks/c/aws-c-common/aws_byte_buf_append_dynamic_harness_negated.i[4501,4514] [2023-11-21 18:53:45,898 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_fa746fad-d5e4-44dc-bdc4-4247855b92bd/sv-benchmarks/c/aws-c-common/aws_byte_buf_append_dynamic_harness_negated.i[4561,4574] [2023-11-21 18:53:45,950 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:53:45,951 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:53:45,952 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:53:45,952 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:53:45,953 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:53:45,963 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:53:45,964 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:53:45,965 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:53:45,966 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:53:46,027 WARN L635 FunctionHandler]: implicit declaration of function __atomic_load_n [2023-11-21 18:53:46,029 WARN L635 FunctionHandler]: implicit declaration of function __atomic_store_n [2023-11-21 18:53:46,032 WARN L635 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2023-11-21 18:53:46,033 WARN L635 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2023-11-21 18:53:46,035 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2023-11-21 18:53:46,035 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2023-11-21 18:53:46,036 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2023-11-21 18:53:46,037 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2023-11-21 18:53:46,037 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2023-11-21 18:53:46,038 WARN L635 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2023-11-21 18:53:46,123 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:53:46,132 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:53:46,209 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : "+r"(index)); [8265] [2023-11-21 18:53:46,211 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:53:46,212 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:53:46,308 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : : "r"(pBuf) : "memory"); [8751-8762] [2023-11-21 18:53:46,338 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:53:46,755 WARN L675 CHandler]: The function __atomic_fetch_or is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:53:46,758 WARN L675 CHandler]: The function __atomic_fetch_sub is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:53:46,758 WARN L675 CHandler]: The function __atomic_exchange_n is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:53:46,759 WARN L675 CHandler]: The function __atomic_fetch_xor is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:53:46,759 WARN L675 CHandler]: The function htons is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:53:46,759 WARN L675 CHandler]: The function ntohl is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:53:46,760 WARN L675 CHandler]: The function __atomic_compare_exchange_n is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:53:46,760 WARN L675 CHandler]: The function __atomic_fetch_add is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:53:46,760 WARN L675 CHandler]: The function fprintf is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:53:46,760 WARN L675 CHandler]: The function htonl is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:53:46,760 WARN L675 CHandler]: The function __atomic_store_n is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:53:46,761 WARN L675 CHandler]: The function ntohs is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:53:46,761 WARN L675 CHandler]: The function predicate is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:53:46,762 WARN L675 CHandler]: The function __atomic_load_n is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:53:46,762 WARN L675 CHandler]: The function memcmp is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:53:46,763 WARN L675 CHandler]: The function __atomic_thread_fence is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:53:46,763 WARN L675 CHandler]: The function __atomic_fetch_and is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:53:46,763 WARN L675 CHandler]: The function memchr is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:53:46,773 INFO L206 MainTranslator]: Completed translation [2023-11-21 18:53:46,775 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:53:46 WrapperNode [2023-11-21 18:53:46,776 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 18:53:46,778 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 18:53:46,778 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 18:53:46,779 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 18:53:46,789 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:53:46" (1/1) ... [2023-11-21 18:53:46,964 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:53:46" (1/1) ... [2023-11-21 18:53:47,104 INFO L138 Inliner]: procedures = 690, calls = 2640, calls flagged for inlining = 61, calls inlined = 11, statements flattened = 1066 [2023-11-21 18:53:47,105 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 18:53:47,106 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 18:53:47,106 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 18:53:47,107 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 18:53:47,118 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:53:46" (1/1) ... [2023-11-21 18:53:47,119 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:53:46" (1/1) ... [2023-11-21 18:53:47,138 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:53:46" (1/1) ... [2023-11-21 18:53:47,139 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:53:46" (1/1) ... [2023-11-21 18:53:47,201 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:53:46" (1/1) ... [2023-11-21 18:53:47,208 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:53:46" (1/1) ... [2023-11-21 18:53:47,218 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:53:46" (1/1) ... [2023-11-21 18:53:47,227 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:53:46" (1/1) ... [2023-11-21 18:53:47,242 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-21 18:53:47,243 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-21 18:53:47,243 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-21 18:53:47,243 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-21 18:53:47,244 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:53:46" (1/1) ... [2023-11-21 18:53:47,251 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:53:47,268 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa746fad-d5e4-44dc-bdc4-4247855b92bd/bin/ukojak-verify-i0I2FZA1j2/z3 [2023-11-21 18:53:47,294 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa746fad-d5e4-44dc-bdc4-4247855b92bd/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-21 18:53:47,306 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa746fad-d5e4-44dc-bdc4-4247855b92bd/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-21 18:53:47,345 INFO L130 BoogieDeclarations]: Found specification of procedure aws_byte_buf_is_valid [2023-11-21 18:53:47,346 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_byte_buf_is_valid [2023-11-21 18:53:47,346 INFO L130 BoogieDeclarations]: Found specification of procedure aws_byte_cursor_is_valid [2023-11-21 18:53:47,346 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_byte_cursor_is_valid [2023-11-21 18:53:47,346 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-21 18:53:47,346 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_bool [2023-11-21 18:53:47,347 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_bool [2023-11-21 18:53:47,348 INFO L130 BoogieDeclarations]: Found specification of procedure aws_allocator_is_valid [2023-11-21 18:53:47,348 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_allocator_is_valid [2023-11-21 18:53:47,349 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-21 18:53:47,349 INFO L130 BoogieDeclarations]: Found specification of procedure aws_raise_error [2023-11-21 18:53:47,349 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_raise_error [2023-11-21 18:53:47,349 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-21 18:53:47,349 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-21 18:53:47,349 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-21 18:53:47,350 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-21 18:53:47,350 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-21 18:53:47,350 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy_impl [2023-11-21 18:53:47,351 INFO L138 BoogieDeclarations]: Found implementation of procedure memcpy_impl [2023-11-21 18:53:47,351 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-21 18:53:47,351 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-21 18:53:47,352 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_malloc [2023-11-21 18:53:47,352 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_malloc [2023-11-21 18:53:47,352 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_malloc [2023-11-21 18:53:47,352 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_malloc [2023-11-21 18:53:47,352 INFO L130 BoogieDeclarations]: Found specification of procedure aws_mem_release [2023-11-21 18:53:47,353 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_mem_release [2023-11-21 18:53:47,353 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-21 18:53:47,353 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-21 18:53:47,353 INFO L130 BoogieDeclarations]: Found specification of procedure my_memcpy [2023-11-21 18:53:47,353 INFO L138 BoogieDeclarations]: Found implementation of procedure my_memcpy [2023-11-21 18:53:47,354 INFO L130 BoogieDeclarations]: Found specification of procedure aws_mem_acquire [2023-11-21 18:53:47,354 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_mem_acquire [2023-11-21 18:53:47,355 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-21 18:53:47,355 INFO L130 BoogieDeclarations]: Found specification of procedure __CPROVER_overflow_plus [2023-11-21 18:53:47,355 INFO L138 BoogieDeclarations]: Found implementation of procedure __CPROVER_overflow_plus [2023-11-21 18:53:47,355 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-21 18:53:47,355 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-21 18:53:47,355 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_allocator [2023-11-21 18:53:47,356 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_allocator [2023-11-21 18:53:47,356 INFO L130 BoogieDeclarations]: Found specification of procedure aws_add_size_checked [2023-11-21 18:53:47,356 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_add_size_checked [2023-11-21 18:53:47,356 INFO L130 BoogieDeclarations]: Found specification of procedure assert_bytes_match [2023-11-21 18:53:47,356 INFO L138 BoogieDeclarations]: Found implementation of procedure assert_bytes_match [2023-11-21 18:53:47,357 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_uint64_t [2023-11-21 18:53:47,357 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_uint64_t [2023-11-21 18:53:47,358 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-21 18:53:47,358 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-21 18:53:47,847 INFO L240 CfgBuilder]: Building ICFG [2023-11-21 18:53:47,857 INFO L266 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-21 18:53:50,124 INFO L281 CfgBuilder]: Performing block encoding [2023-11-21 18:53:50,671 INFO L303 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-21 18:53:50,672 INFO L308 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-21 18:53:50,674 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:53:50 BoogieIcfgContainer [2023-11-21 18:53:50,674 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-21 18:53:50,676 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-21 18:53:50,676 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-21 18:53:50,689 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-21 18:53:50,690 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:53:50" (1/1) ... [2023-11-21 18:53:50,704 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 18:53:50,791 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:53:50,813 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 267 states to 194 states and 267 transitions. [2023-11-21 18:53:50,814 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 267 transitions. [2023-11-21 18:53:50,824 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-21 18:53:50,824 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:53:50,825 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:53:51,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:53:51,751 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2023-11-21 18:53:51,980 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:53:51,995 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 264 states to 194 states and 264 transitions. [2023-11-21 18:53:51,996 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 264 transitions. [2023-11-21 18:53:52,001 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-11-21 18:53:52,001 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:53:52,001 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:53:53,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:53:59,970 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 2 proven. 3 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2023-11-21 18:54:00,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:54:00,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 294 states to 210 states and 291 transitions. [2023-11-21 18:54:00,553 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 291 transitions. [2023-11-21 18:54:00,555 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-11-21 18:54:00,556 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:54:00,556 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:54:01,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:54:07,552 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 2 proven. 3 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2023-11-21 18:54:07,607 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:54:07,612 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 294 states to 210 states and 291 transitions. [2023-11-21 18:54:07,612 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 291 transitions. [2023-11-21 18:54:07,618 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-11-21 18:54:07,619 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:54:07,620 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:54:08,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:54:12,686 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 2 proven. 3 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2023-11-21 18:54:12,730 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:54:12,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 294 states to 210 states and 291 transitions. [2023-11-21 18:54:12,735 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 291 transitions. [2023-11-21 18:54:12,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-11-21 18:54:12,740 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:54:12,740 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:54:13,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:54:17,187 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2023-11-21 18:54:20,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:54:20,383 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 346 states to 230 states and 332 transitions. [2023-11-21 18:54:20,384 INFO L276 IsEmpty]: Start isEmpty. Operand 230 states and 332 transitions. [2023-11-21 18:54:20,385 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-11-21 18:54:20,385 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:54:20,386 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:54:20,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:54:21,049 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2023-11-21 18:54:21,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available