./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/aws-c-common/aws_priority_queue_push_ref_harness.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25d60630-afa6-4867-92b9-3194d23dec8a/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25d60630-afa6-4867-92b9-3194d23dec8a/bin/ukojak-verify-CZk0znPC7b/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25d60630-afa6-4867-92b9-3194d23dec8a/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25d60630-afa6-4867-92b9-3194d23dec8a/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/aws-c-common/aws_priority_queue_push_ref_harness.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25d60630-afa6-4867-92b9-3194d23dec8a/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25d60630-afa6-4867-92b9-3194d23dec8a/bin/ukojak-verify-CZk0znPC7b --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 dfa651ad1a3815b71299318434192d50e4a949decdd541c310285fbc30ab43ee --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 00:30:40,618 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 00:30:40,674 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25d60630-afa6-4867-92b9-3194d23dec8a/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-64bit-Kojak_Default.epf [2024-12-06 00:30:40,679 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-06 00:30:40,679 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-06 00:30:40,699 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 00:30:40,699 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 00:30:40,700 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 00:30:40,700 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 00:30:40,700 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 00:30:40,700 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 00:30:40,700 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 00:30:40,700 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-06 00:30:40,700 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 00:30:40,701 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 00:30:40,701 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 00:30:40,701 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 00:30:40,701 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 00:30:40,701 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 00:30:40,701 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 00:30:40,701 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 00:30:40,701 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 00:30:40,701 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 00:30:40,701 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 00:30:40,701 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 00:30:40,702 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 00:30:40,702 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 00:30:40,702 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 00:30:40,702 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-06 00:30:40,702 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-06 00:30:40,702 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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_25d60630-afa6-4867-92b9-3194d23dec8a/bin/ukojak-verify-CZk0znPC7b 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 -> dfa651ad1a3815b71299318434192d50e4a949decdd541c310285fbc30ab43ee [2024-12-06 00:30:40,925 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 00:30:40,934 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 00:30:40,936 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 00:30:40,937 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 00:30:40,937 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 00:30:40,938 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25d60630-afa6-4867-92b9-3194d23dec8a/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/aws-c-common/aws_priority_queue_push_ref_harness.i [2024-12-06 00:30:43,576 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25d60630-afa6-4867-92b9-3194d23dec8a/bin/ukojak-verify-CZk0znPC7b/data/e8340295c/fca7d73742794011906e1ba3bb334164/FLAG495db0b42 [2024-12-06 00:30:43,949 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 00:30:43,950 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25d60630-afa6-4867-92b9-3194d23dec8a/sv-benchmarks/c/aws-c-common/aws_priority_queue_push_ref_harness.i [2024-12-06 00:30:43,976 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25d60630-afa6-4867-92b9-3194d23dec8a/bin/ukojak-verify-CZk0znPC7b/data/e8340295c/fca7d73742794011906e1ba3bb334164/FLAG495db0b42 [2024-12-06 00:30:43,990 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25d60630-afa6-4867-92b9-3194d23dec8a/bin/ukojak-verify-CZk0znPC7b/data/e8340295c/fca7d73742794011906e1ba3bb334164 [2024-12-06 00:30:43,992 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 00:30:43,994 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 00:30:43,995 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 00:30:43,995 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 00:30:43,999 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 00:30:44,000 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 12:30:43" (1/1) ... [2024-12-06 00:30:44,001 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@70d175b7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:30:44, skipping insertion in model container [2024-12-06 00:30:44,001 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 12:30:43" (1/1) ... [2024-12-06 00:30:44,079 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 00:30:44,281 WARN L250 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_25d60630-afa6-4867-92b9-3194d23dec8a/sv-benchmarks/c/aws-c-common/aws_priority_queue_push_ref_harness.i[4501,4514] [2024-12-06 00:30:44,287 WARN L250 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_25d60630-afa6-4867-92b9-3194d23dec8a/sv-benchmarks/c/aws-c-common/aws_priority_queue_push_ref_harness.i[4561,4574] [2024-12-06 00:30:44,927 WARN L1675 CHandler]: Possible shadowing of function index [2024-12-06 00:30:44,927 WARN L1675 CHandler]: Possible shadowing of function index [2024-12-06 00:30:44,928 WARN L1675 CHandler]: Possible shadowing of function index [2024-12-06 00:30:44,928 WARN L1675 CHandler]: Possible shadowing of function index [2024-12-06 00:30:44,929 WARN L1675 CHandler]: Possible shadowing of function index [2024-12-06 00:30:44,943 WARN L1675 CHandler]: Possible shadowing of function index [2024-12-06 00:30:44,944 WARN L1675 CHandler]: Possible shadowing of function index [2024-12-06 00:30:44,946 WARN L1675 CHandler]: Possible shadowing of function index [2024-12-06 00:30:44,946 WARN L1675 CHandler]: Possible shadowing of function index [2024-12-06 00:30:44,948 WARN L1675 CHandler]: Possible shadowing of function index [2024-12-06 00:30:44,948 WARN L1675 CHandler]: Possible shadowing of function index [2024-12-06 00:30:44,949 WARN L1675 CHandler]: Possible shadowing of function index [2024-12-06 00:30:44,949 WARN L1675 CHandler]: Possible shadowing of function index [2024-12-06 00:30:45,445 WARN L1675 CHandler]: Possible shadowing of function index [2024-12-06 00:30:45,453 WARN L1675 CHandler]: Possible shadowing of function index [2024-12-06 00:30:45,518 WARN L1675 CHandler]: Possible shadowing of function index [2024-12-06 00:30:45,519 WARN L1675 CHandler]: Possible shadowing of function index [2024-12-06 00:30:45,519 WARN L1675 CHandler]: Possible shadowing of function index [2024-12-06 00:30:45,519 WARN L1675 CHandler]: Possible shadowing of function index [2024-12-06 00:30:45,519 WARN L1675 CHandler]: Possible shadowing of function index [2024-12-06 00:30:45,519 WARN L1675 CHandler]: Possible shadowing of function index [2024-12-06 00:30:45,520 WARN L1675 CHandler]: Possible shadowing of function index [2024-12-06 00:30:45,520 WARN L1675 CHandler]: Possible shadowing of function index [2024-12-06 00:30:45,520 WARN L1675 CHandler]: Possible shadowing of function index [2024-12-06 00:30:45,521 WARN L1675 CHandler]: Possible shadowing of function index [2024-12-06 00:30:45,521 WARN L1675 CHandler]: Possible shadowing of function index [2024-12-06 00:30:45,521 WARN L1675 CHandler]: Possible shadowing of function index [2024-12-06 00:30:45,521 WARN L1675 CHandler]: Possible shadowing of function index [2024-12-06 00:30:45,525 WARN L1675 CHandler]: Possible shadowing of function index [2024-12-06 00:30:45,525 WARN L1675 CHandler]: Possible shadowing of function index [2024-12-06 00:30:45,525 WARN L1675 CHandler]: Possible shadowing of function index [2024-12-06 00:30:45,525 WARN L1675 CHandler]: Possible shadowing of function index [2024-12-06 00:30:45,528 WARN L1675 CHandler]: Possible shadowing of function index [2024-12-06 00:30:45,529 WARN L1675 CHandler]: Possible shadowing of function index [2024-12-06 00:30:45,535 WARN L1675 CHandler]: Possible shadowing of function index [2024-12-06 00:30:45,535 WARN L1675 CHandler]: Possible shadowing of function index [2024-12-06 00:30:45,536 WARN L1675 CHandler]: Possible shadowing of function index [2024-12-06 00:30:45,551 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 00:30:45,592 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 00:30:45,605 WARN L250 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_25d60630-afa6-4867-92b9-3194d23dec8a/sv-benchmarks/c/aws-c-common/aws_priority_queue_push_ref_harness.i[4501,4514] [2024-12-06 00:30:45,605 WARN L250 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_25d60630-afa6-4867-92b9-3194d23dec8a/sv-benchmarks/c/aws-c-common/aws_priority_queue_push_ref_harness.i[4561,4574] [2024-12-06 00:30:45,642 WARN L1675 CHandler]: Possible shadowing of function index [2024-12-06 00:30:45,642 WARN L1675 CHandler]: Possible shadowing of function index [2024-12-06 00:30:45,642 WARN L1675 CHandler]: Possible shadowing of function index [2024-12-06 00:30:45,643 WARN L1675 CHandler]: Possible shadowing of function index [2024-12-06 00:30:45,643 WARN L1675 CHandler]: Possible shadowing of function index [2024-12-06 00:30:45,649 WARN L1675 CHandler]: Possible shadowing of function index [2024-12-06 00:30:45,650 WARN L1675 CHandler]: Possible shadowing of function index [2024-12-06 00:30:45,650 WARN L1675 CHandler]: Possible shadowing of function index [2024-12-06 00:30:45,651 WARN L1675 CHandler]: Possible shadowing of function index [2024-12-06 00:30:45,651 WARN L1675 CHandler]: Possible shadowing of function index [2024-12-06 00:30:45,652 WARN L1675 CHandler]: Possible shadowing of function index [2024-12-06 00:30:45,652 WARN L1675 CHandler]: Possible shadowing of function index [2024-12-06 00:30:45,652 WARN L1675 CHandler]: Possible shadowing of function index [2024-12-06 00:30:45,722 WARN L1675 CHandler]: Possible shadowing of function index [2024-12-06 00:30:45,726 WARN L1675 CHandler]: Possible shadowing of function index [2024-12-06 00:30:45,731 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : : "r"(pBuf) : "memory"); [7771-7782] [2024-12-06 00:30:45,748 WARN L1675 CHandler]: Possible shadowing of function index [2024-12-06 00:30:45,748 WARN L1675 CHandler]: Possible shadowing of function index [2024-12-06 00:30:45,748 WARN L1675 CHandler]: Possible shadowing of function index [2024-12-06 00:30:45,749 WARN L1675 CHandler]: Possible shadowing of function index [2024-12-06 00:30:45,749 WARN L1675 CHandler]: Possible shadowing of function index [2024-12-06 00:30:45,749 WARN L1675 CHandler]: Possible shadowing of function index [2024-12-06 00:30:45,749 WARN L1675 CHandler]: Possible shadowing of function index [2024-12-06 00:30:45,750 WARN L1675 CHandler]: Possible shadowing of function index [2024-12-06 00:30:45,750 WARN L1675 CHandler]: Possible shadowing of function index [2024-12-06 00:30:45,750 WARN L1675 CHandler]: Possible shadowing of function index [2024-12-06 00:30:45,750 WARN L1675 CHandler]: Possible shadowing of function index [2024-12-06 00:30:45,750 WARN L1675 CHandler]: Possible shadowing of function index [2024-12-06 00:30:45,751 WARN L1675 CHandler]: Possible shadowing of function index [2024-12-06 00:30:45,751 WARN L1675 CHandler]: Possible shadowing of function index [2024-12-06 00:30:45,751 WARN L1675 CHandler]: Possible shadowing of function index [2024-12-06 00:30:45,751 WARN L1675 CHandler]: Possible shadowing of function index [2024-12-06 00:30:45,752 WARN L1675 CHandler]: Possible shadowing of function index [2024-12-06 00:30:45,754 WARN L1675 CHandler]: Possible shadowing of function index [2024-12-06 00:30:45,754 WARN L1675 CHandler]: Possible shadowing of function index [2024-12-06 00:30:45,759 WARN L1675 CHandler]: Possible shadowing of function index [2024-12-06 00:30:45,759 WARN L1675 CHandler]: Possible shadowing of function index [2024-12-06 00:30:45,760 WARN L1675 CHandler]: Possible shadowing of function index [2024-12-06 00:30:45,765 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 00:30:45,930 INFO L204 MainTranslator]: Completed translation [2024-12-06 00:30:45,930 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:30:45 WrapperNode [2024-12-06 00:30:45,931 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 00:30:45,931 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 00:30:45,931 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 00:30:45,931 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 00:30:45,936 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:30:45" (1/1) ... [2024-12-06 00:30:45,984 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:30:45" (1/1) ... [2024-12-06 00:30:46,043 INFO L138 Inliner]: procedures = 686, calls = 1892, calls flagged for inlining = 57, calls inlined = 17, statements flattened = 1176 [2024-12-06 00:30:46,043 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 00:30:46,043 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 00:30:46,044 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 00:30:46,044 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 00:30:46,049 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:30:45" (1/1) ... [2024-12-06 00:30:46,050 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:30:45" (1/1) ... [2024-12-06 00:30:46,056 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:30:45" (1/1) ... [2024-12-06 00:30:46,057 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:30:45" (1/1) ... [2024-12-06 00:30:46,105 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:30:45" (1/1) ... [2024-12-06 00:30:46,108 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:30:45" (1/1) ... [2024-12-06 00:30:46,113 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:30:45" (1/1) ... [2024-12-06 00:30:46,122 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:30:45" (1/1) ... [2024-12-06 00:30:46,127 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:30:45" (1/1) ... [2024-12-06 00:30:46,139 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 00:30:46,140 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 00:30:46,140 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 00:30:46,140 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 00:30:46,141 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:30:45" (1/1) ... [2024-12-06 00:30:46,147 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 00:30:46,156 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25d60630-afa6-4867-92b9-3194d23dec8a/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 00:30:46,166 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25d60630-afa6-4867-92b9-3194d23dec8a/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 00:30:46,168 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25d60630-afa6-4867-92b9-3194d23dec8a/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 00:30:46,188 INFO L130 BoogieDeclarations]: Found specification of procedure s_swap [2024-12-06 00:30:46,188 INFO L138 BoogieDeclarations]: Found implementation of procedure s_swap [2024-12-06 00:30:46,189 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_init_dynamic [2024-12-06 00:30:46,189 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_init_dynamic [2024-12-06 00:30:46,189 INFO L130 BoogieDeclarations]: Found specification of procedure aws_is_mem_zeroed [2024-12-06 00:30:46,189 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_is_mem_zeroed [2024-12-06 00:30:46,189 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-12-06 00:30:46,189 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_is_bounded [2024-12-06 00:30:46,189 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_is_bounded [2024-12-06 00:30:46,189 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_is_valid [2024-12-06 00:30:46,189 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_is_valid [2024-12-06 00:30:46,189 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_bool [2024-12-06 00:30:46,189 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_bool [2024-12-06 00:30:46,189 INFO L130 BoogieDeclarations]: Found specification of procedure aws_allocator_is_valid [2024-12-06 00:30:46,189 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_allocator_is_valid [2024-12-06 00:30:46,189 INFO L130 BoogieDeclarations]: Found specification of procedure s_sift_up [2024-12-06 00:30:46,189 INFO L138 BoogieDeclarations]: Found implementation of procedure s_sift_up [2024-12-06 00:30:46,189 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2024-12-06 00:30:46,189 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-12-06 00:30:46,190 INFO L130 BoogieDeclarations]: Found specification of procedure aws_raise_error [2024-12-06 00:30:46,190 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_raise_error [2024-12-06 00:30:46,190 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-12-06 00:30:46,190 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-12-06 00:30:46,190 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-12-06 00:30:46,190 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 00:30:46,190 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2024-12-06 00:30:46,190 INFO L130 BoogieDeclarations]: Found specification of procedure my_abort [2024-12-06 00:30:46,190 INFO L138 BoogieDeclarations]: Found implementation of procedure my_abort [2024-12-06 00:30:46,190 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy_impl [2024-12-06 00:30:46,190 INFO L138 BoogieDeclarations]: Found implementation of procedure memcpy_impl [2024-12-06 00:30:46,190 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 00:30:46,190 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 00:30:46,190 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_malloc [2024-12-06 00:30:46,190 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_malloc [2024-12-06 00:30:46,190 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_size_t [2024-12-06 00:30:46,190 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_size_t [2024-12-06 00:30:46,190 INFO L130 BoogieDeclarations]: Found specification of procedure aws_mul_size_checked [2024-12-06 00:30:46,191 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_mul_size_checked [2024-12-06 00:30:46,191 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2024-12-06 00:30:46,191 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_malloc [2024-12-06 00:30:46,191 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_malloc [2024-12-06 00:30:46,191 INFO L130 BoogieDeclarations]: Found specification of procedure aws_priority_queue_is_valid [2024-12-06 00:30:46,191 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_priority_queue_is_valid [2024-12-06 00:30:46,191 INFO L130 BoogieDeclarations]: Found specification of procedure aws_mem_release [2024-12-06 00:30:46,191 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_mem_release [2024-12-06 00:30:46,191 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_length [2024-12-06 00:30:46,191 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_length [2024-12-06 00:30:46,191 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2024-12-06 00:30:46,191 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2024-12-06 00:30:46,191 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-12-06 00:30:46,191 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-12-06 00:30:46,191 INFO L130 BoogieDeclarations]: Found specification of procedure my_memcpy [2024-12-06 00:30:46,191 INFO L138 BoogieDeclarations]: Found implementation of procedure my_memcpy [2024-12-06 00:30:46,191 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_pop_back [2024-12-06 00:30:46,191 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_pop_back [2024-12-06 00:30:46,191 INFO L130 BoogieDeclarations]: Found specification of procedure aws_mem_acquire [2024-12-06 00:30:46,191 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_mem_acquire [2024-12-06 00:30:46,192 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-12-06 00:30:46,192 INFO L130 BoogieDeclarations]: Found specification of procedure __CPROVER_overflow_plus [2024-12-06 00:30:46,192 INFO L138 BoogieDeclarations]: Found implementation of procedure __CPROVER_overflow_plus [2024-12-06 00:30:46,192 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2024-12-06 00:30:46,192 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2024-12-06 00:30:46,192 INFO L130 BoogieDeclarations]: Found specification of procedure aws_priority_queue_push_ref [2024-12-06 00:30:46,192 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_priority_queue_push_ref [2024-12-06 00:30:46,192 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_get_at_ptr [2024-12-06 00:30:46,192 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_get_at_ptr [2024-12-06 00:30:46,192 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_allocator [2024-12-06 00:30:46,192 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_allocator [2024-12-06 00:30:46,192 INFO L130 BoogieDeclarations]: Found specification of procedure __CPROVER_overflow_mult [2024-12-06 00:30:46,192 INFO L138 BoogieDeclarations]: Found implementation of procedure __CPROVER_overflow_mult [2024-12-06 00:30:46,192 INFO L130 BoogieDeclarations]: Found specification of procedure aws_add_size_checked [2024-12-06 00:30:46,192 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_add_size_checked [2024-12-06 00:30:46,192 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-12-06 00:30:46,192 INFO L130 BoogieDeclarations]: Found specification of procedure ensure_array_list_has_allocated_data_member [2024-12-06 00:30:46,192 INFO L138 BoogieDeclarations]: Found implementation of procedure ensure_array_list_has_allocated_data_member [2024-12-06 00:30:46,192 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_set_at [2024-12-06 00:30:46,193 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_set_at [2024-12-06 00:30:46,193 INFO L130 BoogieDeclarations]: Found specification of procedure aws_priority_queue_backpointer_index_valid [2024-12-06 00:30:46,193 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_priority_queue_backpointer_index_valid [2024-12-06 00:30:46,193 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2024-12-06 00:30:46,193 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2024-12-06 00:30:46,193 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-06 00:30:46,463 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 00:30:46,465 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 00:30:59,095 INFO L? ?]: Removed 291 outVars from TransFormulas that were not future-live. [2024-12-06 00:30:59,095 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 00:30:59,538 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 00:30:59,538 INFO L312 CfgBuilder]: Removed 4 assume(true) statements. [2024-12-06 00:30:59,539 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 12:30:59 BoogieIcfgContainer [2024-12-06 00:30:59,539 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 00:30:59,540 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 00:30:59,540 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 00:30:59,550 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 00:30:59,550 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 12:30:59" (1/1) ... [2024-12-06 00:30:59,559 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 00:30:59,612 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:30:59,632 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 685 states to 475 states and 685 transitions. [2024-12-06 00:30:59,632 INFO L276 IsEmpty]: Start isEmpty. Operand 475 states and 685 transitions. [2024-12-06 00:30:59,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2024-12-06 00:30:59,639 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:30:59,640 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:31:05,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:31:06,776 INFO L134 CoverageAnalysis]: Checked inductivity of 175 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 172 trivial. 0 not checked. [2024-12-06 00:31:16,955 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.07s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Real, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-06 00:31:18,870 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:31:18,876 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 728 states to 477 states and 695 transitions. [2024-12-06 00:31:18,876 INFO L276 IsEmpty]: Start isEmpty. Operand 477 states and 695 transitions. [2024-12-06 00:31:18,879 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2024-12-06 00:31:18,880 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:31:18,880 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:31:23,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:31:26,168 INFO L134 CoverageAnalysis]: Checked inductivity of 187 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 175 trivial. 0 not checked. [2024-12-06 00:31:28,022 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:31:28,030 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 768 states to 482 states and 732 transitions. [2024-12-06 00:31:28,030 INFO L276 IsEmpty]: Start isEmpty. Operand 482 states and 732 transitions. [2024-12-06 00:31:28,036 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2024-12-06 00:31:28,037 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:31:28,037 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:31:32,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:31:34,264 INFO L134 CoverageAnalysis]: Checked inductivity of 203 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 188 trivial. 0 not checked. [2024-12-06 00:31:34,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:31:34,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 775 states to 486 states and 739 transitions. [2024-12-06 00:31:34,486 INFO L276 IsEmpty]: Start isEmpty. Operand 486 states and 739 transitions. [2024-12-06 00:31:34,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2024-12-06 00:31:34,491 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:31:34,491 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:31:39,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:31:40,977 INFO L134 CoverageAnalysis]: Checked inductivity of 187 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 184 trivial. 0 not checked. [2024-12-06 00:31:44,458 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:31:44,463 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 777 states to 486 states and 738 transitions. [2024-12-06 00:31:44,463 INFO L276 IsEmpty]: Start isEmpty. Operand 486 states and 738 transitions. [2024-12-06 00:31:44,467 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2024-12-06 00:31:44,467 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:31:44,467 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:31:48,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:31:49,607 INFO L134 CoverageAnalysis]: Checked inductivity of 203 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 188 trivial. 0 not checked. [2024-12-06 00:31:49,687 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:31:49,690 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 779 states to 488 states and 740 transitions. [2024-12-06 00:31:49,690 INFO L276 IsEmpty]: Start isEmpty. Operand 488 states and 740 transitions. [2024-12-06 00:31:49,691 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2024-12-06 00:31:49,691 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:31:49,692 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:31:53,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:31:55,091 INFO L134 CoverageAnalysis]: Checked inductivity of 203 backedges. 3 proven. 12 refuted. 0 times theorem prover too weak. 188 trivial. 0 not checked. [2024-12-06 00:31:55,202 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:31:55,207 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 781 states to 488 states and 739 transitions. [2024-12-06 00:31:55,207 INFO L276 IsEmpty]: Start isEmpty. Operand 488 states and 739 transitions. [2024-12-06 00:31:55,210 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2024-12-06 00:31:55,210 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:31:55,211 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:31:59,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:32:01,653 INFO L134 CoverageAnalysis]: Checked inductivity of 212 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 209 trivial. 0 not checked. [2024-12-06 00:32:03,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:32:03,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 797 states to 488 states and 738 transitions. [2024-12-06 00:32:03,067 INFO L276 IsEmpty]: Start isEmpty. Operand 488 states and 738 transitions. [2024-12-06 00:32:03,071 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 216 [2024-12-06 00:32:03,071 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:32:03,071 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:32:07,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:32:09,537 INFO L134 CoverageAnalysis]: Checked inductivity of 309 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 291 trivial. 0 not checked. [2024-12-06 00:32:10,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:32:10,498 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 804 states to 488 states and 737 transitions. [2024-12-06 00:32:10,498 INFO L276 IsEmpty]: Start isEmpty. Operand 488 states and 737 transitions. [2024-12-06 00:32:10,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 225 [2024-12-06 00:32:10,501 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:32:10,501 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:32:14,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:32:17,348 INFO L134 CoverageAnalysis]: Checked inductivity of 345 backedges. 15 proven. 3 refuted. 0 times theorem prover too weak. 327 trivial. 0 not checked. [2024-12-06 00:32:19,101 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:32:19,104 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 823 states to 492 states and 748 transitions. [2024-12-06 00:32:19,104 INFO L276 IsEmpty]: Start isEmpty. Operand 492 states and 748 transitions. [2024-12-06 00:32:19,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 234 [2024-12-06 00:32:19,106 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:32:19,106 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:32:23,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:32:24,505 INFO L134 CoverageAnalysis]: Checked inductivity of 390 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 372 trivial. 0 not checked. [2024-12-06 00:32:24,720 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:32:24,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 827 states to 495 states and 752 transitions. [2024-12-06 00:32:24,725 INFO L276 IsEmpty]: Start isEmpty. Operand 495 states and 752 transitions. [2024-12-06 00:32:24,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 243 [2024-12-06 00:32:24,727 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:32:24,727 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:32:31,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat