./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/aws-c-common/aws_ring_buffer_init_harness.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 826ab2ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcfce5f7-22a6-43ca-bf13-9d90d9bc3e44/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcfce5f7-22a6-43ca-bf13-9d90d9bc3e44/bin/ukojak-verify-EEHR8qb7sm/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcfce5f7-22a6-43ca-bf13-9d90d9bc3e44/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcfce5f7-22a6-43ca-bf13-9d90d9bc3e44/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/aws-c-common/aws_ring_buffer_init_harness.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcfce5f7-22a6-43ca-bf13-9d90d9bc3e44/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcfce5f7-22a6-43ca-bf13-9d90d9bc3e44/bin/ukojak-verify-EEHR8qb7sm --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 70a5555363c5db9243c3f7610027e313e965c8c5b41c83afdf341ddb0ae54a0a --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 23:24:21,851 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 23:24:21,934 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcfce5f7-22a6-43ca-bf13-9d90d9bc3e44/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-64bit-Kojak_Default.epf [2024-11-13 23:24:21,942 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 23:24:21,946 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 23:24:21,981 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 23:24:21,982 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 23:24:21,983 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 23:24:21,983 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 23:24:21,983 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 23:24:21,983 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 23:24:21,983 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 23:24:21,984 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 23:24:21,984 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 23:24:21,984 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 23:24:21,984 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 23:24:21,984 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 23:24:21,984 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 23:24:21,986 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 23:24:21,987 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 23:24:21,987 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 23:24:21,987 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 23:24:21,987 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 23:24:21,987 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 23:24:21,987 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 23:24:21,987 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 23:24:21,987 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 23:24:21,988 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 23:24:21,988 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 23:24:21,988 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 23:24:21,988 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_bcfce5f7-22a6-43ca-bf13-9d90d9bc3e44/bin/ukojak-verify-EEHR8qb7sm 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 -> 70a5555363c5db9243c3f7610027e313e965c8c5b41c83afdf341ddb0ae54a0a [2024-11-13 23:24:22,323 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 23:24:22,335 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 23:24:22,340 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 23:24:22,341 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 23:24:22,342 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 23:24:22,343 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcfce5f7-22a6-43ca-bf13-9d90d9bc3e44/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/aws-c-common/aws_ring_buffer_init_harness.i Unable to find full path for "g++" [2024-11-13 23:24:24,359 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 23:24:24,964 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 23:24:24,965 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcfce5f7-22a6-43ca-bf13-9d90d9bc3e44/sv-benchmarks/c/aws-c-common/aws_ring_buffer_init_harness.i [2024-11-13 23:24:25,016 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcfce5f7-22a6-43ca-bf13-9d90d9bc3e44/bin/ukojak-verify-EEHR8qb7sm/data/fc0a95117/eb3262c206034c6d9cc22905f12aa7ee/FLAGbfb144826 [2024-11-13 23:24:25,442 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcfce5f7-22a6-43ca-bf13-9d90d9bc3e44/bin/ukojak-verify-EEHR8qb7sm/data/fc0a95117/eb3262c206034c6d9cc22905f12aa7ee [2024-11-13 23:24:25,444 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 23:24:25,446 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 23:24:25,448 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 23:24:25,448 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 23:24:25,458 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 23:24:25,459 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 11:24:25" (1/1) ... [2024-11-13 23:24:25,460 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@45536b84 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:24:25, skipping insertion in model container [2024-11-13 23:24:25,462 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 11:24:25" (1/1) ... [2024-11-13 23:24:25,575 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 23:24:25,875 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_bcfce5f7-22a6-43ca-bf13-9d90d9bc3e44/sv-benchmarks/c/aws-c-common/aws_ring_buffer_init_harness.i[4494,4507] [2024-11-13 23:24:25,881 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_bcfce5f7-22a6-43ca-bf13-9d90d9bc3e44/sv-benchmarks/c/aws-c-common/aws_ring_buffer_init_harness.i[4554,4567] [2024-11-13 23:24:26,703 WARN L1684 CHandler]: Possible shadowing of function index [2024-11-13 23:24:26,704 WARN L1684 CHandler]: Possible shadowing of function index [2024-11-13 23:24:26,704 WARN L1684 CHandler]: Possible shadowing of function index [2024-11-13 23:24:26,705 WARN L1684 CHandler]: Possible shadowing of function index [2024-11-13 23:24:26,706 WARN L1684 CHandler]: Possible shadowing of function index [2024-11-13 23:24:26,721 WARN L1684 CHandler]: Possible shadowing of function index [2024-11-13 23:24:26,722 WARN L1684 CHandler]: Possible shadowing of function index [2024-11-13 23:24:26,724 WARN L1684 CHandler]: Possible shadowing of function index [2024-11-13 23:24:26,725 WARN L1684 CHandler]: Possible shadowing of function index [2024-11-13 23:24:26,727 WARN L1684 CHandler]: Possible shadowing of function index [2024-11-13 23:24:26,728 WARN L1684 CHandler]: Possible shadowing of function index [2024-11-13 23:24:26,729 WARN L1684 CHandler]: Possible shadowing of function index [2024-11-13 23:24:26,729 WARN L1684 CHandler]: Possible shadowing of function index [2024-11-13 23:24:27,516 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_bcfce5f7-22a6-43ca-bf13-9d90d9bc3e44/sv-benchmarks/c/aws-c-common/aws_ring_buffer_init_harness.i[173819,173832] [2024-11-13 23:24:27,517 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 23:24:27,556 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 23:24:27,571 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_bcfce5f7-22a6-43ca-bf13-9d90d9bc3e44/sv-benchmarks/c/aws-c-common/aws_ring_buffer_init_harness.i[4494,4507] [2024-11-13 23:24:27,575 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_bcfce5f7-22a6-43ca-bf13-9d90d9bc3e44/sv-benchmarks/c/aws-c-common/aws_ring_buffer_init_harness.i[4554,4567] [2024-11-13 23:24:27,683 WARN L1684 CHandler]: Possible shadowing of function index [2024-11-13 23:24:27,684 WARN L1684 CHandler]: Possible shadowing of function index [2024-11-13 23:24:27,685 WARN L1684 CHandler]: Possible shadowing of function index [2024-11-13 23:24:27,686 WARN L1684 CHandler]: Possible shadowing of function index [2024-11-13 23:24:27,688 WARN L1684 CHandler]: Possible shadowing of function index [2024-11-13 23:24:27,698 WARN L1684 CHandler]: Possible shadowing of function index [2024-11-13 23:24:27,700 WARN L1684 CHandler]: Possible shadowing of function index [2024-11-13 23:24:27,704 WARN L1684 CHandler]: Possible shadowing of function index [2024-11-13 23:24:27,705 WARN L1684 CHandler]: Possible shadowing of function index [2024-11-13 23:24:27,707 WARN L1684 CHandler]: Possible shadowing of function index [2024-11-13 23:24:27,708 WARN L1684 CHandler]: Possible shadowing of function index [2024-11-13 23:24:27,713 WARN L1684 CHandler]: Possible shadowing of function index [2024-11-13 23:24:27,713 WARN L1684 CHandler]: Possible shadowing of function index [2024-11-13 23:24:27,856 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : : "r"(pBuf) : "memory"); [7591-7602] [2024-11-13 23:24:27,879 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_bcfce5f7-22a6-43ca-bf13-9d90d9bc3e44/sv-benchmarks/c/aws-c-common/aws_ring_buffer_init_harness.i[173819,173832] [2024-11-13 23:24:27,881 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 23:24:28,104 INFO L204 MainTranslator]: Completed translation [2024-11-13 23:24:28,105 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:24:28 WrapperNode [2024-11-13 23:24:28,105 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 23:24:28,106 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 23:24:28,106 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 23:24:28,106 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 23:24:28,114 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:24:28" (1/1) ... [2024-11-13 23:24:28,168 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:24:28" (1/1) ... [2024-11-13 23:24:28,216 INFO L138 Inliner]: procedures = 678, calls = 1512, calls flagged for inlining = 49, calls inlined = 7, statements flattened = 576 [2024-11-13 23:24:28,216 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 23:24:28,217 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 23:24:28,217 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 23:24:28,217 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 23:24:28,228 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:24:28" (1/1) ... [2024-11-13 23:24:28,229 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:24:28" (1/1) ... [2024-11-13 23:24:28,236 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:24:28" (1/1) ... [2024-11-13 23:24:28,236 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:24:28" (1/1) ... [2024-11-13 23:24:28,260 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:24:28" (1/1) ... [2024-11-13 23:24:28,264 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:24:28" (1/1) ... [2024-11-13 23:24:28,269 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:24:28" (1/1) ... [2024-11-13 23:24:28,271 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:24:28" (1/1) ... [2024-11-13 23:24:28,282 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 23:24:28,287 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 23:24:28,287 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 23:24:28,287 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 23:24:28,288 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:24:28" (1/1) ... [2024-11-13 23:24:28,300 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 23:24:28,316 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcfce5f7-22a6-43ca-bf13-9d90d9bc3e44/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 23:24:28,332 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcfce5f7-22a6-43ca-bf13-9d90d9bc3e44/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 23:24:28,335 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcfce5f7-22a6-43ca-bf13-9d90d9bc3e44/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 23:24:28,379 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-13 23:24:28,379 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_bool [2024-11-13 23:24:28,380 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_bool [2024-11-13 23:24:28,380 INFO L130 BoogieDeclarations]: Found specification of procedure aws_allocator_is_valid [2024-11-13 23:24:28,380 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_allocator_is_valid [2024-11-13 23:24:28,380 INFO L130 BoogieDeclarations]: Found specification of procedure aws_atomic_load_ptr [2024-11-13 23:24:28,381 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_atomic_load_ptr [2024-11-13 23:24:28,381 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2024-11-13 23:24:28,382 INFO L130 BoogieDeclarations]: Found specification of procedure aws_atomic_init_ptr [2024-11-13 23:24:28,382 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_atomic_init_ptr [2024-11-13 23:24:28,382 INFO L130 BoogieDeclarations]: Found specification of procedure aws_raise_error [2024-11-13 23:24:28,382 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_raise_error [2024-11-13 23:24:28,383 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-13 23:24:28,384 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-13 23:24:28,384 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-13 23:24:28,384 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 23:24:28,384 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2024-11-13 23:24:28,384 INFO L130 BoogieDeclarations]: Found specification of procedure aws_atomic_priv_xlate_order [2024-11-13 23:24:28,384 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_atomic_priv_xlate_order [2024-11-13 23:24:28,384 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 23:24:28,384 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 23:24:28,384 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_malloc [2024-11-13 23:24:28,385 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_malloc [2024-11-13 23:24:28,385 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_size_t [2024-11-13 23:24:28,385 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_size_t [2024-11-13 23:24:28,385 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2024-11-13 23:24:28,385 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_malloc [2024-11-13 23:24:28,385 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_malloc [2024-11-13 23:24:28,385 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2024-11-13 23:24:28,385 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2024-11-13 23:24:28,385 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-13 23:24:28,385 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-13 23:24:28,387 INFO L130 BoogieDeclarations]: Found specification of procedure aws_mem_acquire [2024-11-13 23:24:28,388 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_mem_acquire [2024-11-13 23:24:28,388 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-13 23:24:28,388 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2024-11-13 23:24:28,388 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2024-11-13 23:24:28,388 INFO L130 BoogieDeclarations]: Found specification of procedure aws_ring_buffer_check_atomic_ptr [2024-11-13 23:24:28,388 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_ring_buffer_check_atomic_ptr [2024-11-13 23:24:28,388 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_allocator [2024-11-13 23:24:28,388 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_allocator [2024-11-13 23:24:28,388 INFO L130 BoogieDeclarations]: Found specification of procedure aws_ring_buffer_is_valid [2024-11-13 23:24:28,388 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_ring_buffer_is_valid [2024-11-13 23:24:28,388 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 23:24:28,747 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 23:24:28,751 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 23:24:41,497 INFO L? ?]: Removed 89 outVars from TransFormulas that were not future-live. [2024-11-13 23:24:41,497 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 23:24:41,992 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 23:24:41,993 INFO L316 CfgBuilder]: Removed 3 assume(true) statements. [2024-11-13 23:24:41,993 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:24:41 BoogieIcfgContainer [2024-11-13 23:24:41,994 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 23:24:41,994 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 23:24:41,994 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 23:24:42,007 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 23:24:42,007 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:24:41" (1/1) ... [2024-11-13 23:24:42,017 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 23:24:42,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:24:42,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 114 states and 143 transitions. [2024-11-13 23:24:42,093 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 143 transitions. [2024-11-13 23:24:42,100 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2024-11-13 23:24:42,102 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:24:42,103 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:24:49,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:24:50,209 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-11-13 23:25:00,318 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.10s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Real, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-13 23:25:00,644 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:25:00,648 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 114 states and 139 transitions. [2024-11-13 23:25:00,648 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 139 transitions. [2024-11-13 23:25:00,651 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2024-11-13 23:25:00,652 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:25:00,653 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:25:06,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:25:09,580 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-11-13 23:25:11,230 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:25:11,231 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 118 states and 143 transitions. [2024-11-13 23:25:11,232 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 143 transitions. [2024-11-13 23:25:11,233 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2024-11-13 23:25:11,233 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:25:11,234 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:25:16,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:25:18,166 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-11-13 23:25:19,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:25:19,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 120 states and 145 transitions. [2024-11-13 23:25:19,050 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 145 transitions. [2024-11-13 23:25:19,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2024-11-13 23:25:19,052 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:25:19,052 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:25:24,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:25:27,543 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2024-11-13 23:25:29,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:25:29,304 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 122 states and 151 transitions. [2024-11-13 23:25:29,304 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 151 transitions. [2024-11-13 23:25:29,306 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2024-11-13 23:25:29,306 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:25:29,306 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:25:34,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:25:37,418 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2024-11-13 23:25:42,207 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:25:42,209 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 118 states and 144 transitions. [2024-11-13 23:25:42,209 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 144 transitions. [2024-11-13 23:25:42,215 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2024-11-13 23:25:42,215 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:25:42,215 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:25:48,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:25:52,633 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2024-11-13 23:26:02,223 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:26:02,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 120 states and 146 transitions. [2024-11-13 23:26:02,224 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 146 transitions. [2024-11-13 23:26:02,230 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2024-11-13 23:26:02,230 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:26:02,231 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:26:07,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:26:10,377 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2024-11-13 23:26:18,959 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:26:18,960 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 122 states and 146 transitions. [2024-11-13 23:26:18,960 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 146 transitions. [2024-11-13 23:26:18,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2024-11-13 23:26:18,962 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:26:18,962 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:26:23,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:26:26,733 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2024-11-13 23:26:38,506 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:26:38,508 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 124 states and 144 transitions. [2024-11-13 23:26:38,508 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 144 transitions. [2024-11-13 23:26:38,509 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2024-11-13 23:26:38,510 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:26:38,510 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:26:43,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:26:46,943 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2024-11-13 23:26:55,005 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:26:55,006 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154 states to 122 states and 142 transitions. [2024-11-13 23:26:55,006 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 142 transitions. [2024-11-13 23:26:55,008 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2024-11-13 23:26:55,008 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:26:55,009 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:27:00,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:27:07,703 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2024-11-13 23:27:12,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:27:12,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 126 states and 144 transitions. [2024-11-13 23:27:12,527 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 144 transitions. [2024-11-13 23:27:12,528 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2024-11-13 23:27:12,528 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:27:12,529 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:27:18,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:27:23,843 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 62 trivial. 0 not checked. [2024-11-13 23:27:27,150 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:27:27,151 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161 states to 128 states and 147 transitions. [2024-11-13 23:27:27,151 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 147 transitions. [2024-11-13 23:27:27,153 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2024-11-13 23:27:27,153 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:27:27,153 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:27:34,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:27:38,160 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 62 trivial. 0 not checked. [2024-11-13 23:27:43,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:27:43,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 163 states to 129 states and 149 transitions. [2024-11-13 23:27:43,791 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 149 transitions. [2024-11-13 23:27:43,792 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2024-11-13 23:27:43,792 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:27:43,793 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:27:49,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:27:55,477 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 62 trivial. 0 not checked. [2024-11-13 23:28:02,147 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:28:02,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 130 states and 150 transitions. [2024-11-13 23:28:02,148 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 150 transitions. [2024-11-13 23:28:02,149 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2024-11-13 23:28:02,150 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:28:02,150 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:28:08,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:28:13,517 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 62 trivial. 0 not checked. [2024-11-13 23:28:20,554 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:28:20,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 131 states and 151 transitions. [2024-11-13 23:28:20,556 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 151 transitions. [2024-11-13 23:28:20,557 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2024-11-13 23:28:20,557 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:28:20,557 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:28:26,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:28:31,698 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 62 trivial. 0 not checked. [2024-11-13 23:28:38,990 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:28:38,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166 states to 132 states and 152 transitions. [2024-11-13 23:28:38,991 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 152 transitions. [2024-11-13 23:28:38,992 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2024-11-13 23:28:38,992 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:28:38,992 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:28:45,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:28:50,845 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 62 trivial. 0 not checked. [2024-11-13 23:28:58,297 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:28:58,298 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 167 states to 133 states and 153 transitions. [2024-11-13 23:28:58,298 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 153 transitions. [2024-11-13 23:28:58,299 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2024-11-13 23:28:58,299 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:28:58,299 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:29:04,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:29:11,998 INFO L134 CoverageAnalysis]: Checked inductivity of 83 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 62 trivial. 0 not checked. [2024-11-13 23:29:20,476 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:29:20,478 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 134 states and 154 transitions. [2024-11-13 23:29:20,478 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 154 transitions. [2024-11-13 23:29:20,479 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2024-11-13 23:29:20,479 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:29:20,479 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:29:27,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:29:34,435 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 62 trivial. 0 not checked. [2024-11-13 23:29:42,217 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:29:42,218 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 169 states to 135 states and 155 transitions. [2024-11-13 23:29:42,218 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 155 transitions. [2024-11-13 23:29:42,219 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2024-11-13 23:29:42,220 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:29:42,220 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:29:48,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:29:55,806 INFO L134 CoverageAnalysis]: Checked inductivity of 98 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 62 trivial. 0 not checked. [2024-11-13 23:30:04,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:30:04,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 170 states to 136 states and 156 transitions. [2024-11-13 23:30:04,931 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 156 transitions. [2024-11-13 23:30:04,932 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2024-11-13 23:30:04,933 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:30:04,933 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:30:11,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:30:19,363 INFO L134 CoverageAnalysis]: Checked inductivity of 107 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 62 trivial. 0 not checked. [2024-11-13 23:30:28,055 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:30:28,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 171 states to 137 states and 157 transitions. [2024-11-13 23:30:28,056 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 157 transitions. [2024-11-13 23:30:28,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2024-11-13 23:30:28,058 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:30:28,058 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:30:34,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:30:41,604 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 0 proven. 55 refuted. 0 times theorem prover too weak. 62 trivial. 0 not checked. [2024-11-13 23:30:51,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:30:51,132 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 138 states and 158 transitions. [2024-11-13 23:30:51,132 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 158 transitions. [2024-11-13 23:30:51,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2024-11-13 23:30:51,133 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:30:51,133 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:30:59,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:31:08,135 INFO L134 CoverageAnalysis]: Checked inductivity of 128 backedges. 0 proven. 66 refuted. 0 times theorem prover too weak. 62 trivial. 0 not checked. [2024-11-13 23:31:17,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:31:17,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 173 states to 139 states and 159 transitions. [2024-11-13 23:31:17,687 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 159 transitions. [2024-11-13 23:31:17,688 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2024-11-13 23:31:17,688 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:31:17,688 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:31:24,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:31:32,292 INFO L134 CoverageAnalysis]: Checked inductivity of 140 backedges. 0 proven. 78 refuted. 0 times theorem prover too weak. 62 trivial. 0 not checked. [2024-11-13 23:31:42,269 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:31:42,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 174 states to 140 states and 160 transitions. [2024-11-13 23:31:42,270 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 160 transitions. [2024-11-13 23:31:42,272 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2024-11-13 23:31:42,272 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:31:42,272 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:31:50,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:31:59,372 INFO L134 CoverageAnalysis]: Checked inductivity of 153 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 62 trivial. 0 not checked. [2024-11-13 23:32:09,392 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:32:09,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 175 states to 141 states and 161 transitions. [2024-11-13 23:32:09,394 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 161 transitions. [2024-11-13 23:32:09,397 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2024-11-13 23:32:09,397 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:32:09,397 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:32:15,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:32:24,016 INFO L134 CoverageAnalysis]: Checked inductivity of 167 backedges. 0 proven. 105 refuted. 0 times theorem prover too weak. 62 trivial. 0 not checked. [2024-11-13 23:32:34,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:32:34,736 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 142 states and 162 transitions. [2024-11-13 23:32:34,736 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 162 transitions. [2024-11-13 23:32:34,738 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2024-11-13 23:32:34,738 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:32:34,738 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:32:41,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:32:51,298 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 0 proven. 120 refuted. 0 times theorem prover too weak. 62 trivial. 0 not checked. [2024-11-13 23:33:00,185 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:33:00,186 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 177 states to 143 states and 163 transitions. [2024-11-13 23:33:00,187 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 163 transitions. [2024-11-13 23:33:00,188 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2024-11-13 23:33:00,188 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:33:00,188 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:33:07,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:33:17,181 INFO L134 CoverageAnalysis]: Checked inductivity of 198 backedges. 0 proven. 136 refuted. 0 times theorem prover too weak. 62 trivial. 0 not checked. [2024-11-13 23:33:27,676 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:33:27,677 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 178 states to 144 states and 164 transitions. [2024-11-13 23:33:27,677 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 164 transitions. [2024-11-13 23:33:27,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2024-11-13 23:33:27,678 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:33:27,679 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:33:35,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:33:45,849 INFO L134 CoverageAnalysis]: Checked inductivity of 215 backedges. 0 proven. 153 refuted. 0 times theorem prover too weak. 62 trivial. 0 not checked. [2024-11-13 23:33:56,505 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:33:56,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 179 states to 145 states and 165 transitions. [2024-11-13 23:33:56,506 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 165 transitions. [2024-11-13 23:33:56,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2024-11-13 23:33:56,507 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:33:56,507 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:34:03,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:34:12,361 INFO L134 CoverageAnalysis]: Checked inductivity of 233 backedges. 0 proven. 171 refuted. 0 times theorem prover too weak. 62 trivial. 0 not checked. [2024-11-13 23:34:21,928 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:34:21,928 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 180 states to 146 states and 166 transitions. [2024-11-13 23:34:21,929 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 166 transitions. [2024-11-13 23:34:21,929 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2024-11-13 23:34:21,929 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:34:21,929 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:34:28,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:34:37,846 INFO L134 CoverageAnalysis]: Checked inductivity of 252 backedges. 0 proven. 190 refuted. 0 times theorem prover too weak. 62 trivial. 0 not checked. [2024-11-13 23:34:47,747 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:34:47,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 181 states to 147 states and 167 transitions. [2024-11-13 23:34:47,748 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 167 transitions. [2024-11-13 23:34:47,749 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2024-11-13 23:34:47,749 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:34:47,749 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:34:53,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:35:02,760 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 0 proven. 210 refuted. 0 times theorem prover too weak. 62 trivial. 0 not checked. [2024-11-13 23:35:12,711 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:35:12,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 182 states to 148 states and 168 transitions. [2024-11-13 23:35:12,712 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 168 transitions. [2024-11-13 23:35:12,713 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2024-11-13 23:35:12,713 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:35:12,714 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:35:18,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:35:28,119 INFO L134 CoverageAnalysis]: Checked inductivity of 293 backedges. 0 proven. 231 refuted. 0 times theorem prover too weak. 62 trivial. 0 not checked. [2024-11-13 23:35:38,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:35:38,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 183 states to 149 states and 169 transitions. [2024-11-13 23:35:38,401 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 169 transitions. [2024-11-13 23:35:38,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2024-11-13 23:35:38,402 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:35:38,402 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:35:44,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:35:54,304 INFO L134 CoverageAnalysis]: Checked inductivity of 315 backedges. 0 proven. 253 refuted. 0 times theorem prover too weak. 62 trivial. 0 not checked. [2024-11-13 23:36:04,524 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:36:04,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 184 states to 150 states and 170 transitions. [2024-11-13 23:36:04,525 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 170 transitions. [2024-11-13 23:36:04,526 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2024-11-13 23:36:04,526 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:36:04,526 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:36:10,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:36:20,494 INFO L134 CoverageAnalysis]: Checked inductivity of 338 backedges. 0 proven. 276 refuted. 0 times theorem prover too weak. 62 trivial. 0 not checked. [2024-11-13 23:36:30,743 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:36:30,743 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 185 states to 151 states and 171 transitions. [2024-11-13 23:36:30,744 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 171 transitions. [2024-11-13 23:36:30,745 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2024-11-13 23:36:30,745 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:36:30,745 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:36:36,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:36:46,938 INFO L134 CoverageAnalysis]: Checked inductivity of 362 backedges. 0 proven. 300 refuted. 0 times theorem prover too weak. 62 trivial. 0 not checked. [2024-11-13 23:36:58,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:36:58,469 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 186 states to 152 states and 172 transitions. [2024-11-13 23:36:58,470 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 172 transitions. [2024-11-13 23:36:58,470 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2024-11-13 23:36:58,470 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:36:58,471 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:37:05,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:37:17,251 INFO L134 CoverageAnalysis]: Checked inductivity of 387 backedges. 0 proven. 325 refuted. 0 times theorem prover too weak. 62 trivial. 0 not checked. [2024-11-13 23:37:29,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:37:29,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 187 states to 153 states and 173 transitions. [2024-11-13 23:37:29,619 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 173 transitions. [2024-11-13 23:37:29,620 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2024-11-13 23:37:29,620 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:37:29,620 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:37:36,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:37:47,234 INFO L134 CoverageAnalysis]: Checked inductivity of 413 backedges. 0 proven. 351 refuted. 0 times theorem prover too weak. 62 trivial. 0 not checked. [2024-11-13 23:37:57,872 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:37:57,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 188 states to 154 states and 174 transitions. [2024-11-13 23:37:57,874 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 174 transitions. [2024-11-13 23:37:57,875 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2024-11-13 23:37:57,875 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:37:57,876 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:38:03,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:38:13,757 INFO L134 CoverageAnalysis]: Checked inductivity of 440 backedges. 0 proven. 378 refuted. 0 times theorem prover too weak. 62 trivial. 0 not checked. [2024-11-13 23:38:24,382 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:38:24,383 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 189 states to 155 states and 175 transitions. [2024-11-13 23:38:24,383 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 175 transitions. [2024-11-13 23:38:24,384 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2024-11-13 23:38:24,384 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:38:24,384 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:38:31,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:38:41,541 INFO L134 CoverageAnalysis]: Checked inductivity of 468 backedges. 0 proven. 406 refuted. 0 times theorem prover too weak. 62 trivial. 0 not checked.