./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/aws-c-common/aws_ring_buffer_init_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_f737dc34-fa4f-48d9-9795-f3d97bcb19ef/bin/ukojak-verify-i0I2FZA1j2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f737dc34-fa4f-48d9-9795-f3d97bcb19ef/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_f737dc34-fa4f-48d9-9795-f3d97bcb19ef/bin/ukojak-verify-i0I2FZA1j2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f737dc34-fa4f-48d9-9795-f3d97bcb19ef/bin/ukojak-verify-i0I2FZA1j2/config/KojakReach.xml -i ../../sv-benchmarks/c/aws-c-common/aws_ring_buffer_init_harness.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f737dc34-fa4f-48d9-9795-f3d97bcb19ef/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_f737dc34-fa4f-48d9-9795-f3d97bcb19ef/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 ccc87605c4556c18c172bc882c4bc58637928d3f75ad69e0a339ead8d6093a78 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 18:44:30,680 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 18:44:30,798 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f737dc34-fa4f-48d9-9795-f3d97bcb19ef/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Reach-64bit-Kojak_Default.epf [2023-11-21 18:44:30,808 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-21 18:44:30,808 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-21 18:44:30,853 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 18:44:30,854 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 18:44:30,857 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-21 18:44:30,858 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 18:44:30,863 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 18:44:30,864 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 18:44:30,865 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 18:44:30,865 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-21 18:44:30,867 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 18:44:30,868 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 18:44:30,868 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 18:44:30,869 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 18:44:30,869 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 18:44:30,869 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 18:44:30,871 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-21 18:44:30,871 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-21 18:44:30,872 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-21 18:44:30,872 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 18:44:30,873 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:44:30,873 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 18:44:30,874 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 18:44:30,874 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 18:44:30,874 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-21 18:44:30,875 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-21 18:44:30,875 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 18:44:30,877 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_f737dc34-fa4f-48d9-9795-f3d97bcb19ef/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f737dc34-fa4f-48d9-9795-f3d97bcb19ef/bin/ukojak-verify-i0I2FZA1j2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ccc87605c4556c18c172bc882c4bc58637928d3f75ad69e0a339ead8d6093a78 [2023-11-21 18:44:31,198 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 18:44:31,236 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 18:44:31,239 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 18:44:31,241 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 18:44:31,241 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 18:44:31,243 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f737dc34-fa4f-48d9-9795-f3d97bcb19ef/bin/ukojak-verify-i0I2FZA1j2/../../sv-benchmarks/c/aws-c-common/aws_ring_buffer_init_harness.i [2023-11-21 18:44:34,515 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 18:44:35,102 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 18:44:35,103 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f737dc34-fa4f-48d9-9795-f3d97bcb19ef/sv-benchmarks/c/aws-c-common/aws_ring_buffer_init_harness.i [2023-11-21 18:44:35,153 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f737dc34-fa4f-48d9-9795-f3d97bcb19ef/bin/ukojak-verify-i0I2FZA1j2/data/4c72aa2b1/557a28a43b0d4654bd970822de9da0b5/FLAGfa296171e [2023-11-21 18:44:35,174 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f737dc34-fa4f-48d9-9795-f3d97bcb19ef/bin/ukojak-verify-i0I2FZA1j2/data/4c72aa2b1/557a28a43b0d4654bd970822de9da0b5 [2023-11-21 18:44:35,180 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 18:44:35,183 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 18:44:35,187 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 18:44:35,188 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 18:44:35,194 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 18:44:35,197 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:44:35" (1/1) ... [2023-11-21 18:44:35,199 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7bc198ea and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:44:35, skipping insertion in model container [2023-11-21 18:44:35,199 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:44:35" (1/1) ... [2023-11-21 18:44:35,328 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 18:44:35,638 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_f737dc34-fa4f-48d9-9795-f3d97bcb19ef/sv-benchmarks/c/aws-c-common/aws_ring_buffer_init_harness.i[4494,4507] [2023-11-21 18:44:35,648 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_f737dc34-fa4f-48d9-9795-f3d97bcb19ef/sv-benchmarks/c/aws-c-common/aws_ring_buffer_init_harness.i[4554,4567] [2023-11-21 18:44:36,650 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:44:36,651 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:44:36,652 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:44:36,652 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:44:36,654 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:44:36,668 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:44:36,669 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:44:36,671 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:44:36,671 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:44:36,674 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:44:36,675 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:44:36,676 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:44:36,676 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:44:37,075 WARN L635 FunctionHandler]: implicit declaration of function __atomic_load_n [2023-11-21 18:44:37,081 WARN L635 FunctionHandler]: implicit declaration of function __atomic_store_n [2023-11-21 18:44:37,083 WARN L635 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2023-11-21 18:44:37,084 WARN L635 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2023-11-21 18:44:37,089 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2023-11-21 18:44:37,089 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2023-11-21 18:44:37,092 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2023-11-21 18:44:37,093 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2023-11-21 18:44:37,094 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2023-11-21 18:44:37,097 WARN L635 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2023-11-21 18:44:37,336 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:44:37,369 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 18:44:37,382 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_f737dc34-fa4f-48d9-9795-f3d97bcb19ef/sv-benchmarks/c/aws-c-common/aws_ring_buffer_init_harness.i[4494,4507] [2023-11-21 18:44:37,382 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_f737dc34-fa4f-48d9-9795-f3d97bcb19ef/sv-benchmarks/c/aws-c-common/aws_ring_buffer_init_harness.i[4554,4567] [2023-11-21 18:44:37,454 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:44:37,455 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:44:37,455 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:44:37,457 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:44:37,458 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:44:37,475 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:44:37,476 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:44:37,477 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:44:37,478 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:44:37,479 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:44:37,481 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:44:37,481 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:44:37,482 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:44:37,558 WARN L635 FunctionHandler]: implicit declaration of function __atomic_load_n [2023-11-21 18:44:37,560 WARN L635 FunctionHandler]: implicit declaration of function __atomic_store_n [2023-11-21 18:44:37,561 WARN L635 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2023-11-21 18:44:37,570 WARN L635 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2023-11-21 18:44:37,572 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2023-11-21 18:44:37,573 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2023-11-21 18:44:37,573 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2023-11-21 18:44:37,574 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2023-11-21 18:44:37,574 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2023-11-21 18:44:37,575 WARN L635 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2023-11-21 18:44:37,667 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : : "r"(pBuf) : "memory"); [7591-7602] [2023-11-21 18:44:37,702 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:44:38,000 WARN L675 CHandler]: The function __atomic_fetch_or is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:44:38,001 WARN L675 CHandler]: The function __atomic_fetch_sub is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:44:38,001 WARN L675 CHandler]: The function __atomic_exchange_n is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:44:38,003 WARN L675 CHandler]: The function __atomic_fetch_xor is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:44:38,003 WARN L675 CHandler]: The function htons is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:44:38,003 WARN L675 CHandler]: The function ntohl is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:44:38,003 WARN L675 CHandler]: The function __atomic_compare_exchange_n is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:44:38,003 WARN L675 CHandler]: The function __atomic_fetch_add is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:44:38,003 WARN L675 CHandler]: The function fprintf is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:44:38,004 WARN L675 CHandler]: The function htonl is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:44:38,004 WARN L675 CHandler]: The function __atomic_store_n is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:44:38,004 WARN L675 CHandler]: The function ntohs is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:44:38,004 WARN L675 CHandler]: The function __atomic_load_n is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:44:38,004 WARN L675 CHandler]: The function __atomic_thread_fence is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:44:38,005 WARN L675 CHandler]: The function __atomic_fetch_and is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:44:38,006 WARN L675 CHandler]: The function aws_array_list_ensure_capacity is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:44:38,014 INFO L206 MainTranslator]: Completed translation [2023-11-21 18:44:38,015 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:44:38 WrapperNode [2023-11-21 18:44:38,015 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 18:44:38,017 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 18:44:38,018 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 18:44:38,018 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 18:44:38,026 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:44:38" (1/1) ... [2023-11-21 18:44:38,139 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:44:38" (1/1) ... [2023-11-21 18:44:38,209 INFO L138 Inliner]: procedures = 688, calls = 1512, calls flagged for inlining = 49, calls inlined = 7, statements flattened = 566 [2023-11-21 18:44:38,209 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 18:44:38,210 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 18:44:38,210 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 18:44:38,210 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 18:44:38,221 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:44:38" (1/1) ... [2023-11-21 18:44:38,221 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:44:38" (1/1) ... [2023-11-21 18:44:38,229 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:44:38" (1/1) ... [2023-11-21 18:44:38,229 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:44:38" (1/1) ... [2023-11-21 18:44:38,299 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:44:38" (1/1) ... [2023-11-21 18:44:38,316 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:44:38" (1/1) ... [2023-11-21 18:44:38,323 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:44:38" (1/1) ... [2023-11-21 18:44:38,328 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:44:38" (1/1) ... [2023-11-21 18:44:38,350 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-21 18:44:38,351 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-21 18:44:38,351 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-21 18:44:38,352 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-21 18:44:38,352 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:44:38" (1/1) ... [2023-11-21 18:44:38,364 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:44:38,376 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f737dc34-fa4f-48d9-9795-f3d97bcb19ef/bin/ukojak-verify-i0I2FZA1j2/z3 [2023-11-21 18:44:38,390 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f737dc34-fa4f-48d9-9795-f3d97bcb19ef/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-21 18:44:38,428 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f737dc34-fa4f-48d9-9795-f3d97bcb19ef/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-21 18:44:38,442 INFO L130 BoogieDeclarations]: Found specification of procedure __atomic_load_n [2023-11-21 18:44:38,443 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-21 18:44:38,443 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_bool [2023-11-21 18:44:38,443 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_bool [2023-11-21 18:44:38,443 INFO L130 BoogieDeclarations]: Found specification of procedure aws_allocator_is_valid [2023-11-21 18:44:38,443 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_allocator_is_valid [2023-11-21 18:44:38,444 INFO L130 BoogieDeclarations]: Found specification of procedure aws_atomic_load_ptr [2023-11-21 18:44:38,444 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_atomic_load_ptr [2023-11-21 18:44:38,444 INFO L130 BoogieDeclarations]: Found specification of procedure aws_atomic_init_ptr [2023-11-21 18:44:38,446 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_atomic_init_ptr [2023-11-21 18:44:38,446 INFO L130 BoogieDeclarations]: Found specification of procedure aws_raise_error [2023-11-21 18:44:38,447 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_raise_error [2023-11-21 18:44:38,447 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-21 18:44:38,447 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-21 18:44:38,447 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-21 18:44:38,448 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-21 18:44:38,448 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-21 18:44:38,448 INFO L130 BoogieDeclarations]: Found specification of procedure aws_atomic_priv_xlate_order [2023-11-21 18:44:38,448 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_atomic_priv_xlate_order [2023-11-21 18:44:38,448 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-21 18:44:38,448 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-21 18:44:38,449 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_malloc [2023-11-21 18:44:38,450 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_malloc [2023-11-21 18:44:38,450 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_malloc [2023-11-21 18:44:38,450 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_malloc [2023-11-21 18:44:38,450 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-11-21 18:44:38,450 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-11-21 18:44:38,451 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-21 18:44:38,451 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-21 18:44:38,451 INFO L130 BoogieDeclarations]: Found specification of procedure aws_mem_acquire [2023-11-21 18:44:38,451 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_mem_acquire [2023-11-21 18:44:38,451 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-21 18:44:38,451 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-21 18:44:38,452 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-21 18:44:38,452 INFO L130 BoogieDeclarations]: Found specification of procedure aws_ring_buffer_check_atomic_ptr [2023-11-21 18:44:38,453 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_ring_buffer_check_atomic_ptr [2023-11-21 18:44:38,453 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_allocator [2023-11-21 18:44:38,453 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_allocator [2023-11-21 18:44:38,453 INFO L130 BoogieDeclarations]: Found specification of procedure aws_ring_buffer_is_valid [2023-11-21 18:44:38,453 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_ring_buffer_is_valid [2023-11-21 18:44:38,454 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-21 18:44:38,854 INFO L240 CfgBuilder]: Building ICFG [2023-11-21 18:44:38,860 INFO L266 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-21 18:44:40,195 INFO L281 CfgBuilder]: Performing block encoding [2023-11-21 18:44:40,497 INFO L303 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-21 18:44:40,497 INFO L308 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-21 18:44:40,499 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:44:40 BoogieIcfgContainer [2023-11-21 18:44:40,500 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-21 18:44:40,500 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-21 18:44:40,501 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-21 18:44:40,512 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-21 18:44:40,513 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:44:40" (1/1) ... [2023-11-21 18:44:40,523 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 18:44:40,585 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:44:40,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 106 states and 133 transitions. [2023-11-21 18:44:40,599 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 133 transitions. [2023-11-21 18:44:40,615 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2023-11-21 18:44:40,615 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:44:40,616 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:44:41,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:44:41,282 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2023-11-21 18:44:41,393 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:44:41,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 106 states and 130 transitions. [2023-11-21 18:44:41,396 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 130 transitions. [2023-11-21 18:44:41,400 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2023-11-21 18:44:41,400 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:44:41,400 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:44:41,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:44:42,504 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2023-11-21 18:44:42,656 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:44:42,666 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 110 states and 134 transitions. [2023-11-21 18:44:42,666 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 134 transitions. [2023-11-21 18:44:42,670 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2023-11-21 18:44:42,671 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:44:42,672 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:44:42,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:44:43,137 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2023-11-21 18:44:43,219 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:44:43,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 112 states and 136 transitions. [2023-11-21 18:44:43,225 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 136 transitions. [2023-11-21 18:44:43,242 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2023-11-21 18:44:43,244 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:44:43,244 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:44:43,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:44:44,003 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2023-11-21 18:44:44,170 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:44:44,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 108 states and 131 transitions. [2023-11-21 18:44:44,172 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 131 transitions. [2023-11-21 18:44:44,173 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2023-11-21 18:44:44,174 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:44:44,174 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:44:44,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:44:44,858 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2023-11-21 18:44:45,126 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:44:45,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 110 states and 135 transitions. [2023-11-21 18:44:45,128 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 135 transitions. [2023-11-21 18:44:45,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2023-11-21 18:44:45,129 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:44:45,130 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:44:45,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:44:45,926 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2023-11-21 18:44:46,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:44:46,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 112 states and 137 transitions. [2023-11-21 18:44:46,524 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 137 transitions. [2023-11-21 18:44:46,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2023-11-21 18:44:46,528 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:44:46,532 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:44:46,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:44:47,286 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2023-11-21 18:44:47,897 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:44:47,898 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 114 states and 137 transitions. [2023-11-21 18:44:47,899 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 137 transitions. [2023-11-21 18:44:47,915 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2023-11-21 18:44:47,915 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:44:47,916 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:44:48,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:44:48,736 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2023-11-21 18:44:49,338 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:44:49,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 116 states and 135 transitions. [2023-11-21 18:44:49,339 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 135 transitions. [2023-11-21 18:44:49,341 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2023-11-21 18:44:49,341 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:44:49,342 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:44:49,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:44:51,022 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2023-11-21 18:44:51,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:44:51,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 120 states and 138 transitions. [2023-11-21 18:44:51,258 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 138 transitions. [2023-11-21 18:44:51,260 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2023-11-21 18:44:51,260 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:44:51,260 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:44:51,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:44:52,303 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2023-11-21 18:44:52,463 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:44:52,464 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 122 states and 141 transitions. [2023-11-21 18:44:52,464 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 141 transitions. [2023-11-21 18:44:52,465 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2023-11-21 18:44:52,466 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:44:52,466 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:44:52,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:44:53,545 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2023-11-21 18:44:53,831 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:44:53,832 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 123 states and 143 transitions. [2023-11-21 18:44:53,832 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 143 transitions. [2023-11-21 18:44:53,835 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2023-11-21 18:44:53,835 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:44:53,836 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:44:54,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:44:54,931 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2023-11-21 18:44:55,305 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:44:55,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 124 states and 144 transitions. [2023-11-21 18:44:55,308 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 144 transitions. [2023-11-21 18:44:55,311 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2023-11-21 18:44:55,311 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:44:55,311 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:44:55,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:44:56,387 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2023-11-21 18:44:56,755 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:44:56,757 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 125 states and 145 transitions. [2023-11-21 18:44:56,757 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 145 transitions. [2023-11-21 18:44:56,759 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2023-11-21 18:44:56,760 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:44:56,760 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:44:56,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:44:57,922 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2023-11-21 18:44:58,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:44:58,299 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 126 states and 146 transitions. [2023-11-21 18:44:58,299 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 146 transitions. [2023-11-21 18:44:58,300 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2023-11-21 18:44:58,301 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:44:58,301 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:44:58,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:44:59,617 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2023-11-21 18:45:00,022 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:45:00,023 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154 states to 127 states and 147 transitions. [2023-11-21 18:45:00,024 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 147 transitions. [2023-11-21 18:45:00,025 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2023-11-21 18:45:00,025 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:45:00,025 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:45:00,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:45:01,248 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2023-11-21 18:45:01,658 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:45:01,658 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 155 states to 128 states and 148 transitions. [2023-11-21 18:45:01,659 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 148 transitions. [2023-11-21 18:45:01,660 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2023-11-21 18:45:01,660 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:45:01,660 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:45:01,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:45:03,013 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2023-11-21 18:45:03,460 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:45:03,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 156 states to 129 states and 149 transitions. [2023-11-21 18:45:03,461 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 149 transitions. [2023-11-21 18:45:03,462 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2023-11-21 18:45:03,462 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:45:03,463 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:45:03,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:45:04,701 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2023-11-21 18:45:05,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:45:05,091 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 130 states and 150 transitions. [2023-11-21 18:45:05,092 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 150 transitions. [2023-11-21 18:45:05,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2023-11-21 18:45:05,094 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:45:05,094 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:45:05,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:45:06,436 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2023-11-21 18:45:06,865 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:45:06,865 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 131 states and 151 transitions. [2023-11-21 18:45:06,866 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 151 transitions. [2023-11-21 18:45:06,867 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2023-11-21 18:45:06,867 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:45:06,868 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:45:07,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:45:08,172 INFO L134 CoverageAnalysis]: Checked inductivity of 115 backedges. 0 proven. 55 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2023-11-21 18:45:08,589 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:45:08,590 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 159 states to 132 states and 152 transitions. [2023-11-21 18:45:08,590 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 152 transitions. [2023-11-21 18:45:08,592 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2023-11-21 18:45:08,592 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:45:08,593 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:45:08,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:45:10,085 INFO L134 CoverageAnalysis]: Checked inductivity of 126 backedges. 0 proven. 66 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2023-11-21 18:45:10,519 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:45:10,520 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 133 states and 153 transitions. [2023-11-21 18:45:10,520 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 153 transitions. [2023-11-21 18:45:10,522 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2023-11-21 18:45:10,522 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:45:10,522 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:45:10,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:45:12,020 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 0 proven. 78 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2023-11-21 18:45:12,486 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:45:12,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161 states to 134 states and 154 transitions. [2023-11-21 18:45:12,487 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 154 transitions. [2023-11-21 18:45:12,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2023-11-21 18:45:12,489 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:45:12,490 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:45:12,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat