./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/aws-c-common/aws_linked_list_remove_harness.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a0165632 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_314351b8-4000-4500-82a3-2b456f65e672/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_314351b8-4000-4500-82a3-2b456f65e672/bin/ukojak-verify-ImItNfHLgk/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_314351b8-4000-4500-82a3-2b456f65e672/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_314351b8-4000-4500-82a3-2b456f65e672/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/aws-c-common/aws_linked_list_remove_harness.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_314351b8-4000-4500-82a3-2b456f65e672/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_314351b8-4000-4500-82a3-2b456f65e672/bin/ukojak-verify-ImItNfHLgk --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 f1ed2bbae9bfc9fe23e20625a052e41a5dc8bd90714a305d96277dd3b876e5be --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 22:27:54,930 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 22:27:55,064 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_314351b8-4000-4500-82a3-2b456f65e672/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-64bit-Kojak_Default.epf [2024-11-08 22:27:55,074 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 22:27:55,077 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-08 22:27:55,117 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 22:27:55,118 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 22:27:55,118 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 22:27:55,119 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 22:27:55,120 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 22:27:55,120 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 22:27:55,121 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 22:27:55,121 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 22:27:55,122 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 22:27:55,122 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 22:27:55,123 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 22:27:55,123 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 22:27:55,124 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 22:27:55,124 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 22:27:55,125 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 22:27:55,125 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 22:27:55,126 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 22:27:55,127 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 22:27:55,127 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 22:27:55,128 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:27:55,128 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 22:27:55,129 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 22:27:55,129 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 22:27:55,129 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-08 22:27:55,130 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 22:27:55,130 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_314351b8-4000-4500-82a3-2b456f65e672/bin/ukojak-verify-ImItNfHLgk/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_314351b8-4000-4500-82a3-2b456f65e672/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f1ed2bbae9bfc9fe23e20625a052e41a5dc8bd90714a305d96277dd3b876e5be [2024-11-08 22:27:55,549 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 22:27:55,589 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 22:27:55,592 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 22:27:55,595 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 22:27:55,596 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 22:27:55,598 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_314351b8-4000-4500-82a3-2b456f65e672/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/aws-c-common/aws_linked_list_remove_harness.i Unable to find full path for "g++" [2024-11-08 22:27:57,959 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 22:27:58,507 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 22:27:58,508 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_314351b8-4000-4500-82a3-2b456f65e672/sv-benchmarks/c/aws-c-common/aws_linked_list_remove_harness.i [2024-11-08 22:27:58,566 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_314351b8-4000-4500-82a3-2b456f65e672/bin/ukojak-verify-ImItNfHLgk/data/373d367db/9e74c1ca66a14d88ba7e1bf14e4918a0/FLAGbed03649f [2024-11-08 22:27:58,593 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_314351b8-4000-4500-82a3-2b456f65e672/bin/ukojak-verify-ImItNfHLgk/data/373d367db/9e74c1ca66a14d88ba7e1bf14e4918a0 [2024-11-08 22:27:58,596 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 22:27:58,600 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 22:27:58,602 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 22:27:58,605 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 22:27:58,613 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 22:27:58,614 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:27:58" (1/1) ... [2024-11-08 22:27:58,618 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@40953d38 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:27:58, skipping insertion in model container [2024-11-08 22:27:58,618 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:27:58" (1/1) ... [2024-11-08 22:27:58,771 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 22:27:59,306 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_314351b8-4000-4500-82a3-2b456f65e672/sv-benchmarks/c/aws-c-common/aws_linked_list_remove_harness.i[4496,4509] [2024-11-08 22:27:59,316 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_314351b8-4000-4500-82a3-2b456f65e672/sv-benchmarks/c/aws-c-common/aws_linked_list_remove_harness.i[4556,4569] [2024-11-08 22:28:00,364 WARN L1698 CHandler]: Possible shadowing of function index [2024-11-08 22:28:00,365 WARN L1698 CHandler]: Possible shadowing of function index [2024-11-08 22:28:00,366 WARN L1698 CHandler]: Possible shadowing of function index [2024-11-08 22:28:00,367 WARN L1698 CHandler]: Possible shadowing of function index [2024-11-08 22:28:00,369 WARN L1698 CHandler]: Possible shadowing of function index [2024-11-08 22:28:00,389 WARN L1698 CHandler]: Possible shadowing of function index [2024-11-08 22:28:00,390 WARN L1698 CHandler]: Possible shadowing of function index [2024-11-08 22:28:00,393 WARN L1698 CHandler]: Possible shadowing of function index [2024-11-08 22:28:00,394 WARN L1698 CHandler]: Possible shadowing of function index [2024-11-08 22:28:00,398 WARN L1698 CHandler]: Possible shadowing of function index [2024-11-08 22:28:00,399 WARN L1698 CHandler]: Possible shadowing of function index [2024-11-08 22:28:00,401 WARN L1698 CHandler]: Possible shadowing of function index [2024-11-08 22:28:00,401 WARN L1698 CHandler]: Possible shadowing of function index [2024-11-08 22:28:01,156 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_314351b8-4000-4500-82a3-2b456f65e672/sv-benchmarks/c/aws-c-common/aws_linked_list_remove_harness.i[150649,150662] [2024-11-08 22:28:01,158 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:28:01,180 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 22:28:01,202 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_314351b8-4000-4500-82a3-2b456f65e672/sv-benchmarks/c/aws-c-common/aws_linked_list_remove_harness.i[4496,4509] [2024-11-08 22:28:01,203 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_314351b8-4000-4500-82a3-2b456f65e672/sv-benchmarks/c/aws-c-common/aws_linked_list_remove_harness.i[4556,4569] [2024-11-08 22:28:01,270 WARN L1698 CHandler]: Possible shadowing of function index [2024-11-08 22:28:01,271 WARN L1698 CHandler]: Possible shadowing of function index [2024-11-08 22:28:01,272 WARN L1698 CHandler]: Possible shadowing of function index [2024-11-08 22:28:01,272 WARN L1698 CHandler]: Possible shadowing of function index [2024-11-08 22:28:01,274 WARN L1698 CHandler]: Possible shadowing of function index [2024-11-08 22:28:01,299 WARN L1698 CHandler]: Possible shadowing of function index [2024-11-08 22:28:01,304 WARN L1698 CHandler]: Possible shadowing of function index [2024-11-08 22:28:01,306 WARN L1698 CHandler]: Possible shadowing of function index [2024-11-08 22:28:01,307 WARN L1698 CHandler]: Possible shadowing of function index [2024-11-08 22:28:01,311 WARN L1698 CHandler]: Possible shadowing of function index [2024-11-08 22:28:01,312 WARN L1698 CHandler]: Possible shadowing of function index [2024-11-08 22:28:01,314 WARN L1698 CHandler]: Possible shadowing of function index [2024-11-08 22:28:01,315 WARN L1698 CHandler]: Possible shadowing of function index [2024-11-08 22:28:01,509 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_314351b8-4000-4500-82a3-2b456f65e672/sv-benchmarks/c/aws-c-common/aws_linked_list_remove_harness.i[150649,150662] [2024-11-08 22:28:01,512 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:28:01,889 INFO L204 MainTranslator]: Completed translation [2024-11-08 22:28:01,894 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:28:01 WrapperNode [2024-11-08 22:28:01,897 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 22:28:01,899 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 22:28:01,899 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 22:28:01,899 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 22:28:01,919 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:28:01" (1/1) ... [2024-11-08 22:28:02,027 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:28:01" (1/1) ... [2024-11-08 22:28:02,075 INFO L138 Inliner]: procedures = 668, calls = 1048, calls flagged for inlining = 50, calls inlined = 4, statements flattened = 86 [2024-11-08 22:28:02,080 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 22:28:02,081 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 22:28:02,081 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 22:28:02,081 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 22:28:02,095 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:28:01" (1/1) ... [2024-11-08 22:28:02,096 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:28:01" (1/1) ... [2024-11-08 22:28:02,104 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:28:01" (1/1) ... [2024-11-08 22:28:02,108 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:28:01" (1/1) ... [2024-11-08 22:28:02,135 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:28:01" (1/1) ... [2024-11-08 22:28:02,142 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:28:01" (1/1) ... [2024-11-08 22:28:02,151 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:28:01" (1/1) ... [2024-11-08 22:28:02,153 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:28:01" (1/1) ... [2024-11-08 22:28:02,161 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 22:28:02,166 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 22:28:02,167 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 22:28:02,167 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 22:28:02,168 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:28:01" (1/1) ... [2024-11-08 22:28:02,185 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:28:02,208 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_314351b8-4000-4500-82a3-2b456f65e672/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 22:28:02,226 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_314351b8-4000-4500-82a3-2b456f65e672/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 22:28:02,234 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_314351b8-4000-4500-82a3-2b456f65e672/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 22:28:02,271 INFO L130 BoogieDeclarations]: Found specification of procedure aws_is_mem_zeroed [2024-11-08 22:28:02,271 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_is_mem_zeroed [2024-11-08 22:28:02,272 INFO L130 BoogieDeclarations]: Found specification of procedure aws_linked_list_remove [2024-11-08 22:28:02,272 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_linked_list_remove [2024-11-08 22:28:02,273 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-08 22:28:02,273 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-08 22:28:02,273 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-08 22:28:02,273 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-08 22:28:02,273 INFO L130 BoogieDeclarations]: Found specification of procedure aws_linked_list_node_next_is_valid [2024-11-08 22:28:02,275 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_linked_list_node_next_is_valid [2024-11-08 22:28:02,276 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 22:28:02,276 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2024-11-08 22:28:02,276 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 22:28:02,276 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 22:28:02,276 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2024-11-08 22:28:02,277 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2024-11-08 22:28:02,277 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-08 22:28:02,277 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-08 22:28:02,277 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-08 22:28:02,277 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2024-11-08 22:28:02,277 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2024-11-08 22:28:02,278 INFO L130 BoogieDeclarations]: Found specification of procedure aws_linked_list_node_prev_is_valid [2024-11-08 22:28:02,278 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_linked_list_node_prev_is_valid [2024-11-08 22:28:02,279 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-08 22:28:02,669 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 22:28:02,673 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 22:28:03,045 INFO L? ?]: Removed 44 outVars from TransFormulas that were not future-live. [2024-11-08 22:28:03,045 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 22:28:03,209 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 22:28:03,209 INFO L316 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-08 22:28:03,210 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:28:03 BoogieIcfgContainer [2024-11-08 22:28:03,210 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 22:28:03,211 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 22:28:03,211 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 22:28:03,224 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 22:28:03,225 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:28:03" (1/1) ... [2024-11-08 22:28:03,236 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 22:28:03,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:28:03,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 54 states and 70 transitions. [2024-11-08 22:28:03,310 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 70 transitions. [2024-11-08 22:28:03,317 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-11-08 22:28:03,317 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:28:03,318 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:28:03,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:28:03,992 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-11-08 22:28:04,057 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:28:04,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 54 states and 67 transitions. [2024-11-08 22:28:04,059 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 67 transitions. [2024-11-08 22:28:04,061 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-08 22:28:04,061 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:28:04,061 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:28:04,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:28:04,931 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-11-08 22:28:05,112 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:28:05,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 59 states and 81 transitions. [2024-11-08 22:28:05,117 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 81 transitions. [2024-11-08 22:28:05,119 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2024-11-08 22:28:05,119 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:28:05,120 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:28:05,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:28:05,578 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-11-08 22:28:05,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:28:05,665 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 61 states and 84 transitions. [2024-11-08 22:28:05,668 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 84 transitions. [2024-11-08 22:28:05,670 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2024-11-08 22:28:05,670 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:28:05,671 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:28:05,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:28:06,358 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-11-08 22:28:06,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:28:06,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 62 states and 86 transitions. [2024-11-08 22:28:06,551 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 86 transitions. [2024-11-08 22:28:06,553 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2024-11-08 22:28:06,553 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:28:06,554 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:28:06,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:28:07,300 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-11-08 22:28:07,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:28:07,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 64 states and 89 transitions. [2024-11-08 22:28:07,928 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 89 transitions. [2024-11-08 22:28:07,930 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-08 22:28:07,931 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:28:07,931 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:28:08,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:28:08,709 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-11-08 22:28:08,999 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:28:09,003 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 65 states and 90 transitions. [2024-11-08 22:28:09,003 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 90 transitions. [2024-11-08 22:28:09,008 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2024-11-08 22:28:09,008 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:28:09,008 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:28:09,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:28:09,639 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-11-08 22:28:09,894 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:28:09,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 66 states and 91 transitions. [2024-11-08 22:28:09,900 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 91 transitions. [2024-11-08 22:28:09,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2024-11-08 22:28:09,901 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:28:09,902 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:28:10,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:28:10,805 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-11-08 22:28:11,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:28:11,437 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 67 states and 92 transitions. [2024-11-08 22:28:11,438 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 92 transitions. [2024-11-08 22:28:11,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-08 22:28:11,441 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:28:11,442 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:28:11,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:28:12,275 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-11-08 22:28:12,838 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:28:12,839 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 68 states and 93 transitions. [2024-11-08 22:28:12,839 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 93 transitions. [2024-11-08 22:28:12,840 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2024-11-08 22:28:12,844 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:28:12,845 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:28:12,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:28:13,744 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-11-08 22:28:14,201 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:28:14,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 69 states and 94 transitions. [2024-11-08 22:28:14,202 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 94 transitions. [2024-11-08 22:28:14,203 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2024-11-08 22:28:14,204 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:28:14,204 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:28:14,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:28:15,076 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-11-08 22:28:15,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:28:15,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 70 states and 95 transitions. [2024-11-08 22:28:15,437 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 95 transitions. [2024-11-08 22:28:15,438 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2024-11-08 22:28:15,442 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:28:15,443 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:28:15,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:28:16,339 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-11-08 22:28:16,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:28:16,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 71 states and 96 transitions. [2024-11-08 22:28:16,676 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 96 transitions. [2024-11-08 22:28:16,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2024-11-08 22:28:16,678 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:28:16,678 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:28:16,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:28:17,529 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 0 proven. 55 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-11-08 22:28:17,877 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:28:17,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 72 states and 97 transitions. [2024-11-08 22:28:17,880 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 97 transitions. [2024-11-08 22:28:17,881 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2024-11-08 22:28:17,882 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:28:17,883 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:28:18,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:28:18,863 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 0 proven. 66 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-11-08 22:28:19,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:28:19,247 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 73 states and 98 transitions. [2024-11-08 22:28:19,247 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 98 transitions. [2024-11-08 22:28:19,249 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2024-11-08 22:28:19,250 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:28:19,250 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:28:19,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:28:20,968 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 0 proven. 78 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-11-08 22:28:22,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:28:22,150 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 74 states and 99 transitions. [2024-11-08 22:28:22,151 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 99 transitions. [2024-11-08 22:28:22,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-08 22:28:22,152 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:28:22,153 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:28:22,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:28:23,311 INFO L134 CoverageAnalysis]: Checked inductivity of 97 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-11-08 22:28:23,774 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:28:23,775 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 75 states and 100 transitions. [2024-11-08 22:28:23,775 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 100 transitions. [2024-11-08 22:28:23,776 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2024-11-08 22:28:23,776 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:28:23,777 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:28:23,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:28:24,831 INFO L134 CoverageAnalysis]: Checked inductivity of 111 backedges. 0 proven. 105 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-11-08 22:28:25,230 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:28:25,231 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 76 states and 101 transitions. [2024-11-08 22:28:25,231 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 101 transitions. [2024-11-08 22:28:25,232 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2024-11-08 22:28:25,232 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:28:25,232 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:28:25,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:28:27,915 INFO L134 CoverageAnalysis]: Checked inductivity of 126 backedges. 0 proven. 120 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-11-08 22:28:30,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:28:30,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 77 states and 102 transitions. [2024-11-08 22:28:30,114 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 102 transitions. [2024-11-08 22:28:30,115 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-11-08 22:28:30,115 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:28:30,115 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:28:30,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:28:38,345 INFO L134 CoverageAnalysis]: Checked inductivity of 142 backedges. 91 proven. 45 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-11-08 22:28:50,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:28:50,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 82 states and 113 transitions. [2024-11-08 22:28:50,568 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 113 transitions. [2024-11-08 22:28:50,570 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2024-11-08 22:28:50,570 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:28:50,570 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:28:50,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:28:59,828 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 78 proven. 61 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-11-08 22:29:22,635 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:29:22,636 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 90 states and 136 transitions. [2024-11-08 22:29:22,636 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 136 transitions. [2024-11-08 22:29:22,637 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2024-11-08 22:29:22,637 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:29:22,637 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:29:22,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:29:23,912 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 142 trivial. 0 not checked. [2024-11-08 22:29:27,012 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:29:27,013 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 94 states and 151 transitions. [2024-11-08 22:29:27,013 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 151 transitions. [2024-11-08 22:29:27,014 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2024-11-08 22:29:27,014 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:29:27,015 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:29:27,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:29:27,628 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 142 trivial. 0 not checked. [2024-11-08 22:29:29,200 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:29:29,201 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 170 states to 94 states and 149 transitions. [2024-11-08 22:29:29,201 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 149 transitions. [2024-11-08 22:29:29,202 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2024-11-08 22:29:29,202 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:29:29,202 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:29:29,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:29:39,854 INFO L134 CoverageAnalysis]: Checked inductivity of 151 backedges. 66 proven. 79 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-11-08 22:30:13,649 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:30:13,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 210 states to 102 states and 187 transitions. [2024-11-08 22:30:13,650 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 187 transitions. [2024-11-08 22:30:13,651 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2024-11-08 22:30:13,651 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:30:13,651 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:30:13,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:30:18,711 INFO L134 CoverageAnalysis]: Checked inductivity of 151 backedges. 66 proven. 79 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-11-08 22:30:25,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:30:25,319 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 222 states to 106 states and 199 transitions. [2024-11-08 22:30:25,319 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 199 transitions. [2024-11-08 22:30:25,320 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2024-11-08 22:30:25,321 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:30:25,321 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:30:25,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:30:42,838 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 17 proven. 121 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-11-08 22:31:35,562 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:31:35,563 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 239 states to 108 states and 202 transitions. [2024-11-08 22:31:35,563 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 202 transitions. [2024-11-08 22:31:35,564 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2024-11-08 22:31:35,564 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:31:35,565 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:31:35,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:31:53,939 INFO L134 CoverageAnalysis]: Checked inductivity of 160 backedges. 55 proven. 99 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-11-08 22:33:19,489 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:33:19,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 322 states to 122 states and 282 transitions. [2024-11-08 22:33:19,490 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 282 transitions. [2024-11-08 22:33:19,495 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2024-11-08 22:33:19,495 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:33:19,496 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:33:19,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:33:25,973 INFO L134 CoverageAnalysis]: Checked inductivity of 160 backedges. 55 proven. 99 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-11-08 22:33:42,403 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:33:42,404 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 354 states to 128 states and 314 transitions. [2024-11-08 22:33:42,404 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 314 transitions. [2024-11-08 22:33:42,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2024-11-08 22:33:42,405 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:33:42,405 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:33:42,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:33:58,054 INFO L134 CoverageAnalysis]: Checked inductivity of 160 backedges. 55 proven. 99 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-11-08 22:34:40,760 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:34:40,762 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 427 states to 139 states and 387 transitions. [2024-11-08 22:34:40,762 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 387 transitions. [2024-11-08 22:34:40,763 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2024-11-08 22:34:40,763 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:34:40,764 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:34:41,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:34:49,765 INFO L134 CoverageAnalysis]: Checked inductivity of 160 backedges. 55 proven. 99 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-11-08 22:35:01,918 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:35:01,920 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 438 states to 141 states and 398 transitions. [2024-11-08 22:35:01,920 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 398 transitions. [2024-11-08 22:35:01,921 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2024-11-08 22:35:01,921 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:35:01,922 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:35:02,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:35:25,166 INFO L134 CoverageAnalysis]: Checked inductivity of 172 backedges. 45 proven. 121 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-11-08 22:36:57,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:36:57,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 503 states to 152 states and 460 transitions. [2024-11-08 22:36:57,750 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 460 transitions. [2024-11-08 22:36:57,751 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2024-11-08 22:36:57,751 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:36:57,751 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:36:58,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:37:05,139 INFO L134 CoverageAnalysis]: Checked inductivity of 172 backedges. 45 proven. 121 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-11-08 22:37:16,180 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:37:16,181 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 514 states to 155 states and 471 transitions. [2024-11-08 22:37:16,181 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 471 transitions. [2024-11-08 22:37:16,185 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2024-11-08 22:37:16,185 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:37:16,185 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:37:16,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:37:29,539 INFO L134 CoverageAnalysis]: Checked inductivity of 172 backedges. 45 proven. 121 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-11-08 22:38:15,170 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:38:15,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 586 states to 164 states and 543 transitions. [2024-11-08 22:38:15,171 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 543 transitions. [2024-11-08 22:38:15,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2024-11-08 22:38:15,172 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:38:15,172 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:38:15,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:38:19,139 INFO L134 CoverageAnalysis]: Checked inductivity of 172 backedges. 45 proven. 121 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-11-08 22:38:23,919 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:38:23,920 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 588 states to 165 states and 545 transitions. [2024-11-08 22:38:23,920 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 545 transitions. [2024-11-08 22:38:23,921 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2024-11-08 22:38:23,921 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:38:23,921 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:38:24,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:38:32,725 INFO L134 CoverageAnalysis]: Checked inductivity of 172 backedges. 45 proven. 121 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-11-08 22:38:43,628 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:38:43,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 599 states to 166 states and 556 transitions. [2024-11-08 22:38:43,629 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 556 transitions. [2024-11-08 22:38:43,630 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2024-11-08 22:38:43,630 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:38:43,630 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:38:44,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:38:46,385 INFO L134 CoverageAnalysis]: Checked inductivity of 172 backedges. 45 proven. 121 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-11-08 22:38:50,501 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:38:50,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 603 states to 167 states and 560 transitions. [2024-11-08 22:38:50,502 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 560 transitions. [2024-11-08 22:38:50,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2024-11-08 22:38:50,503 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:38:50,504 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:38:50,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:38:57,498 INFO L134 CoverageAnalysis]: Checked inductivity of 172 backedges. 45 proven. 121 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-11-08 22:39:05,607 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:39:05,608 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 607 states to 168 states and 564 transitions. [2024-11-08 22:39:05,608 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 564 transitions. [2024-11-08 22:39:05,609 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2024-11-08 22:39:05,609 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:39:05,610 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:39:05,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:39:15,957 INFO L134 CoverageAnalysis]: Checked inductivity of 172 backedges. 45 proven. 121 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-11-08 22:39:27,958 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:39:27,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 613 states to 170 states and 570 transitions. [2024-11-08 22:39:27,961 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 570 transitions. [2024-11-08 22:39:27,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2024-11-08 22:39:27,962 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:39:27,962 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:39:28,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:39:30,791 INFO L134 CoverageAnalysis]: Checked inductivity of 153 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 148 trivial. 0 not checked. [2024-11-08 22:39:37,481 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:39:37,482 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 643 states to 173 states and 600 transitions. [2024-11-08 22:39:37,482 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 600 transitions. [2024-11-08 22:39:37,483 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2024-11-08 22:39:37,483 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:39:37,484 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:39:37,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:40:04,536 INFO L134 CoverageAnalysis]: Checked inductivity of 187 backedges. 36 proven. 145 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked.