./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/array-fpi/ss2.c --full-output --architecture 32bit -------------------------------------------------------------------------------- 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_a8004043-1a77-4b85-8a28-d885b394f354/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8004043-1a77-4b85-8a28-d885b394f354/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_a8004043-1a77-4b85-8a28-d885b394f354/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8004043-1a77-4b85-8a28-d885b394f354/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/array-fpi/ss2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8004043-1a77-4b85-8a28-d885b394f354/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8004043-1a77-4b85-8a28-d885b394f354/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 32bit --witnessprinter.graph.data.programhash e3a2069d11be89fa2c8e98300820eccf9d61bcc6c7ca5fd30afcaf42942b8548 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 23:54:01,158 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 23:54:01,271 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8004043-1a77-4b85-8a28-d885b394f354/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-08 23:54:01,279 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 23:54:01,281 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-08 23:54:01,316 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 23:54:01,317 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 23:54:01,318 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 23:54:01,319 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 23:54:01,319 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 23:54:01,320 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 23:54:01,320 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 23:54:01,321 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 23:54:01,321 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 23:54:01,322 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 23:54:01,322 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 23:54:01,322 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 23:54:01,323 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 23:54:01,323 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 23:54:01,324 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 23:54:01,324 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 23:54:01,325 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 23:54:01,325 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 23:54:01,326 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 23:54:01,326 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 23:54:01,327 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 23:54:01,327 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 23:54:01,327 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:54:01,328 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 23:54:01,333 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 23:54:01,333 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 23:54:01,333 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-08 23:54:01,334 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 23:54:01,334 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_a8004043-1a77-4b85-8a28-d885b394f354/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8004043-1a77-4b85-8a28-d885b394f354/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e3a2069d11be89fa2c8e98300820eccf9d61bcc6c7ca5fd30afcaf42942b8548 [2024-11-08 23:54:01,658 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 23:54:01,695 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 23:54:01,700 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 23:54:01,702 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 23:54:01,703 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 23:54:01,704 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8004043-1a77-4b85-8a28-d885b394f354/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/array-fpi/ss2.c Unable to find full path for "g++" [2024-11-08 23:54:03,867 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 23:54:04,097 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 23:54:04,098 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8004043-1a77-4b85-8a28-d885b394f354/sv-benchmarks/c/array-fpi/ss2.c [2024-11-08 23:54:04,111 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8004043-1a77-4b85-8a28-d885b394f354/bin/ukojak-verify-ImItNfHLgk/data/15865a534/9faf799dee78401889fe1cd5e4f6b423/FLAGd16e574e2 [2024-11-08 23:54:04,136 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8004043-1a77-4b85-8a28-d885b394f354/bin/ukojak-verify-ImItNfHLgk/data/15865a534/9faf799dee78401889fe1cd5e4f6b423 [2024-11-08 23:54:04,142 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 23:54:04,146 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 23:54:04,149 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 23:54:04,150 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 23:54:04,158 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 23:54:04,162 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:54:04" (1/1) ... [2024-11-08 23:54:04,165 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@682c11d8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:54:04, skipping insertion in model container [2024-11-08 23:54:04,166 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:54:04" (1/1) ... [2024-11-08 23:54:04,200 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 23:54:04,462 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_a8004043-1a77-4b85-8a28-d885b394f354/sv-benchmarks/c/array-fpi/ss2.c[586,599] [2024-11-08 23:54:04,510 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:54:04,523 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 23:54:04,537 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_a8004043-1a77-4b85-8a28-d885b394f354/sv-benchmarks/c/array-fpi/ss2.c[586,599] [2024-11-08 23:54:04,556 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:54:04,580 INFO L204 MainTranslator]: Completed translation [2024-11-08 23:54:04,580 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:54:04 WrapperNode [2024-11-08 23:54:04,581 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 23:54:04,582 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 23:54:04,582 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 23:54:04,582 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 23:54:04,590 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:54:04" (1/1) ... [2024-11-08 23:54:04,606 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:54:04" (1/1) ... [2024-11-08 23:54:04,639 INFO L138 Inliner]: procedures = 17, calls = 35, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 118 [2024-11-08 23:54:04,640 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 23:54:04,640 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 23:54:04,640 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 23:54:04,641 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 23:54:04,651 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:54:04" (1/1) ... [2024-11-08 23:54:04,652 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:54:04" (1/1) ... [2024-11-08 23:54:04,655 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:54:04" (1/1) ... [2024-11-08 23:54:04,657 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:54:04" (1/1) ... [2024-11-08 23:54:04,669 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:54:04" (1/1) ... [2024-11-08 23:54:04,680 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:54:04" (1/1) ... [2024-11-08 23:54:04,681 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:54:04" (1/1) ... [2024-11-08 23:54:04,682 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:54:04" (1/1) ... [2024-11-08 23:54:04,689 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 23:54:04,692 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 23:54:04,692 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 23:54:04,692 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 23:54:04,693 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:54:04" (1/1) ... [2024-11-08 23:54:04,700 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:54:04,713 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8004043-1a77-4b85-8a28-d885b394f354/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 23:54:04,730 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8004043-1a77-4b85-8a28-d885b394f354/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 23:54:04,733 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8004043-1a77-4b85-8a28-d885b394f354/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 23:54:04,768 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 23:54:04,769 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-08 23:54:04,770 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-08 23:54:04,771 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-08 23:54:04,771 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-08 23:54:04,771 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 23:54:04,772 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 23:54:04,772 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-08 23:54:04,772 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-08 23:54:04,854 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 23:54:04,857 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 23:54:05,130 INFO L? ?]: Removed 22 outVars from TransFormulas that were not future-live. [2024-11-08 23:54:05,131 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 23:54:05,182 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 23:54:05,182 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-08 23:54:05,183 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:54:05 BoogieIcfgContainer [2024-11-08 23:54:05,183 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 23:54:05,184 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 23:54:05,184 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 23:54:05,197 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 23:54:05,197 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:54:05" (1/1) ... [2024-11-08 23:54:05,209 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 23:54:05,266 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:54:05,273 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 29 states and 44 transitions. [2024-11-08 23:54:05,274 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 44 transitions. [2024-11-08 23:54:05,277 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2024-11-08 23:54:05,277 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:54:05,278 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:54:05,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:54:05,697 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:54:05,774 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:54:05,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 30 states and 45 transitions. [2024-11-08 23:54:05,777 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 45 transitions. [2024-11-08 23:54:05,778 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-11-08 23:54:05,779 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:54:05,780 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:54:05,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:54:05,961 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:54:06,000 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:54:06,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 31 states and 46 transitions. [2024-11-08 23:54:06,001 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 46 transitions. [2024-11-08 23:54:06,002 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-08 23:54:06,002 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:54:06,002 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:54:06,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:54:06,227 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-08 23:54:06,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:54:06,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 34 states and 53 transitions. [2024-11-08 23:54:06,393 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 53 transitions. [2024-11-08 23:54:06,397 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-08 23:54:06,398 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:54:06,398 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:54:06,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:54:06,516 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-08 23:54:06,647 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:54:06,648 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 34 states and 51 transitions. [2024-11-08 23:54:06,648 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 51 transitions. [2024-11-08 23:54:06,649 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-08 23:54:06,652 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:54:06,653 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:54:06,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:54:06,728 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-08 23:54:06,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:54:06,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 34 states and 50 transitions. [2024-11-08 23:54:06,767 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 50 transitions. [2024-11-08 23:54:06,769 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-11-08 23:54:06,770 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:54:06,770 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:54:06,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:54:06,889 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-08 23:54:07,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:54:07,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 32 states and 46 transitions. [2024-11-08 23:54:07,020 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 46 transitions. [2024-11-08 23:54:07,021 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-11-08 23:54:07,021 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:54:07,021 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:54:07,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:54:07,145 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-08 23:54:07,261 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:54:07,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 33 states and 48 transitions. [2024-11-08 23:54:07,261 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 48 transitions. [2024-11-08 23:54:07,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-11-08 23:54:07,265 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:54:07,265 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:54:07,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:54:07,324 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-08 23:54:07,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:54:07,355 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 33 states and 47 transitions. [2024-11-08 23:54:07,355 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 47 transitions. [2024-11-08 23:54:07,356 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-11-08 23:54:07,356 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:54:07,356 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:54:07,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:54:07,455 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-11-08 23:54:07,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:54:07,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-11-08 23:54:07,539 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-11-08 23:54:07,540 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-11-08 23:54:07,540 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:54:07,541 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:54:07,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:54:07,599 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-11-08 23:54:07,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:54:07,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 34 states and 48 transitions. [2024-11-08 23:54:07,633 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 48 transitions. [2024-11-08 23:54:07,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-11-08 23:54:07,634 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:54:07,634 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:54:07,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:54:07,727 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-08 23:54:07,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:54:07,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 35 states and 50 transitions. [2024-11-08 23:54:07,817 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 50 transitions. [2024-11-08 23:54:07,818 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2024-11-08 23:54:07,819 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:54:07,819 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:54:07,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:54:07,881 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-08 23:54:07,911 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:54:07,912 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 35 states and 49 transitions. [2024-11-08 23:54:07,912 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 49 transitions. [2024-11-08 23:54:07,913 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2024-11-08 23:54:07,913 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:54:07,913 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:54:07,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:54:08,013 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-11-08 23:54:08,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:54:08,098 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 36 states and 51 transitions. [2024-11-08 23:54:08,099 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 51 transitions. [2024-11-08 23:54:08,099 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-11-08 23:54:08,099 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:54:08,100 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:54:08,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:54:08,158 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-11-08 23:54:08,195 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:54:08,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 36 states and 50 transitions. [2024-11-08 23:54:08,195 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 50 transitions. [2024-11-08 23:54:08,196 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2024-11-08 23:54:08,196 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:54:08,196 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:54:08,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 23:54:08,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:54:08,346 INFO L255 TraceCheckSpWp]: Trace formula consists of 142 conjuncts, 44 conjuncts are in the unsatisfiable core [2024-11-08 23:54:08,356 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:54:08,481 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2024-11-08 23:54:08,603 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:54:08,605 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 18 [2024-11-08 23:54:08,851 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:54:08,853 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 21 [2024-11-08 23:54:09,072 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:54:09,074 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 21 [2024-11-08 23:54:09,266 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:54:09,272 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 21 [2024-11-08 23:54:09,425 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:54:09,427 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 21 [2024-11-08 23:54:09,636 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:54:09,638 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 21 [2024-11-08 23:54:09,929 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:54:13,235 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:54:13,236 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 63 states and 98 transitions. [2024-11-08 23:54:13,236 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 98 transitions. [2024-11-08 23:54:13,237 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-11-08 23:54:13,237 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:54:13,237 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:54:13,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:54:13,505 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-08 23:54:15,183 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:54:15,184 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 70 states and 112 transitions. [2024-11-08 23:54:15,188 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 112 transitions. [2024-11-08 23:54:15,189 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-11-08 23:54:15,189 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:54:15,189 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:54:15,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:54:15,429 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-08 23:54:15,830 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:54:15,830 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 71 states and 112 transitions. [2024-11-08 23:54:15,831 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 112 transitions. [2024-11-08 23:54:15,832 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-11-08 23:54:15,832 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:54:15,832 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:54:15,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:54:16,025 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-08 23:54:16,365 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:54:16,366 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 72 states and 113 transitions. [2024-11-08 23:54:16,366 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 113 transitions. [2024-11-08 23:54:16,367 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-11-08 23:54:16,367 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:54:16,367 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:54:16,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:54:16,544 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-08 23:54:16,816 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:54:16,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 73 states and 113 transitions. [2024-11-08 23:54:16,817 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 113 transitions. [2024-11-08 23:54:16,817 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-11-08 23:54:16,817 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:54:16,818 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:54:16,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:54:16,938 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-08 23:54:17,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:54:17,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 74 states and 114 transitions. [2024-11-08 23:54:17,211 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 114 transitions. [2024-11-08 23:54:17,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-11-08 23:54:17,212 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:54:17,212 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:54:17,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:54:17,378 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-08 23:54:17,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:54:17,426 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 75 states and 114 transitions. [2024-11-08 23:54:17,427 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 114 transitions. [2024-11-08 23:54:17,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2024-11-08 23:54:17,428 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:54:17,428 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:54:17,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:54:17,546 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-11-08 23:54:18,991 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:54:18,992 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 82 states and 123 transitions. [2024-11-08 23:54:18,992 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 123 transitions. [2024-11-08 23:54:18,993 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2024-11-08 23:54:18,993 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:54:18,993 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:54:19,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:54:19,334 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 1 proven. 9 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-08 23:54:19,697 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:54:19,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 83 states and 125 transitions. [2024-11-08 23:54:19,698 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 125 transitions. [2024-11-08 23:54:19,698 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2024-11-08 23:54:19,698 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:54:19,699 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:54:19,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:54:19,854 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-11-08 23:54:20,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:54:20,298 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 86 states and 131 transitions. [2024-11-08 23:54:20,298 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 131 transitions. [2024-11-08 23:54:20,299 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-08 23:54:20,299 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:54:20,299 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:54:20,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:54:20,747 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 4 proven. 13 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-08 23:54:21,294 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:54:21,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 73 states and 103 transitions. [2024-11-08 23:54:21,295 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 103 transitions. [2024-11-08 23:54:21,295 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-08 23:54:21,295 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:54:21,296 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:54:21,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:54:21,400 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2024-11-08 23:54:22,524 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:54:22,524 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 74 states and 101 transitions. [2024-11-08 23:54:22,524 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 101 transitions. [2024-11-08 23:54:22,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2024-11-08 23:54:22,525 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:54:22,525 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:54:22,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:54:22,658 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2024-11-08 23:54:23,340 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:54:23,340 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 75 states and 100 transitions. [2024-11-08 23:54:23,341 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 100 transitions. [2024-11-08 23:54:23,341 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-08 23:54:23,341 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:54:23,342 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:54:23,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:54:23,474 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2024-11-08 23:54:24,771 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:54:24,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 76 states and 99 transitions. [2024-11-08 23:54:24,772 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 99 transitions. [2024-11-08 23:54:24,772 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2024-11-08 23:54:24,772 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:54:24,772 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:54:24,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 23:54:24,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:54:24,884 INFO L255 TraceCheckSpWp]: Trace formula consists of 190 conjuncts, 75 conjuncts are in the unsatisfiable core [2024-11-08 23:54:24,891 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:54:24,904 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2024-11-08 23:54:24,913 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2024-11-08 23:54:25,030 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 18 [2024-11-08 23:54:25,262 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 28 [2024-11-08 23:54:25,659 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 31 [2024-11-08 23:54:25,833 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 31 [2024-11-08 23:54:26,163 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 31 [2024-11-08 23:54:26,317 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 31 [2024-11-08 23:54:26,609 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 31 [2024-11-08 23:54:26,763 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 31 [2024-11-08 23:54:27,071 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 31 [2024-11-08 23:54:27,224 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 31 [2024-11-08 23:54:27,505 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 31 [2024-11-08 23:54:27,666 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 31 [2024-11-08 23:54:28,130 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:54:38,740 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:54:38,741 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 111 states and 145 transitions. [2024-11-08 23:54:38,741 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 145 transitions. [2024-11-08 23:54:38,742 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2024-11-08 23:54:38,742 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:54:38,742 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:54:38,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:54:38,957 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 1 proven. 12 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2024-11-08 23:54:41,297 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:54:41,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 115 states and 149 transitions. [2024-11-08 23:54:41,298 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 149 transitions. [2024-11-08 23:54:41,298 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2024-11-08 23:54:41,299 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:54:41,299 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:54:41,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:54:41,554 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 1 proven. 12 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2024-11-08 23:54:44,441 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:54:44,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 117 states and 150 transitions. [2024-11-08 23:54:44,442 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 150 transitions. [2024-11-08 23:54:44,443 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2024-11-08 23:54:44,443 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:54:44,443 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:54:44,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat