./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/loops-crafted-1/sumt6.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a0165632 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e16727d0-4551-49ee-9568-b57c2429130f/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e16727d0-4551-49ee-9568-b57c2429130f/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_e16727d0-4551-49ee-9568-b57c2429130f/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e16727d0-4551-49ee-9568-b57c2429130f/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/loops-crafted-1/sumt6.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e16727d0-4551-49ee-9568-b57c2429130f/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_e16727d0-4551-49ee-9568-b57c2429130f/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 de82799de2ea095f77ab5123d5095356e09513a5e3f99652881b2c8a322ca8c0 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 00:34:58,041 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 00:34:58,147 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e16727d0-4551-49ee-9568-b57c2429130f/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-09 00:34:58,155 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-09 00:34:58,156 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-09 00:34:58,197 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 00:34:58,198 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 00:34:58,198 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-09 00:34:58,199 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-09 00:34:58,199 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-09 00:34:58,200 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 00:34:58,201 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 00:34:58,201 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-09 00:34:58,204 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-09 00:34:58,205 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-09 00:34:58,205 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 00:34:58,205 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 00:34:58,206 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 00:34:58,206 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 00:34:58,206 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 00:34:58,207 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-09 00:34:58,208 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 00:34:58,208 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 00:34:58,208 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-09 00:34:58,209 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-09 00:34:58,209 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-09 00:34:58,210 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 00:34:58,210 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:34:58,211 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 00:34:58,211 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 00:34:58,211 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 00:34:58,212 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-09 00:34:58,212 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-09 00:34:58,212 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_e16727d0-4551-49ee-9568-b57c2429130f/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e16727d0-4551-49ee-9568-b57c2429130f/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> de82799de2ea095f77ab5123d5095356e09513a5e3f99652881b2c8a322ca8c0 [2024-11-09 00:34:58,466 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 00:34:58,496 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 00:34:58,499 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 00:34:58,501 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 00:34:58,501 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 00:34:58,503 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e16727d0-4551-49ee-9568-b57c2429130f/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/loops-crafted-1/sumt6.c Unable to find full path for "g++" [2024-11-09 00:35:00,526 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 00:35:00,700 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 00:35:00,701 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e16727d0-4551-49ee-9568-b57c2429130f/sv-benchmarks/c/loops-crafted-1/sumt6.c [2024-11-09 00:35:00,709 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e16727d0-4551-49ee-9568-b57c2429130f/bin/ukojak-verify-ImItNfHLgk/data/b9782c641/2be8a490ef52414aa507682831af0cae/FLAGf9733f08a [2024-11-09 00:35:00,724 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e16727d0-4551-49ee-9568-b57c2429130f/bin/ukojak-verify-ImItNfHLgk/data/b9782c641/2be8a490ef52414aa507682831af0cae [2024-11-09 00:35:00,726 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 00:35:00,728 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 00:35:00,729 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 00:35:00,730 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 00:35:00,735 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 00:35:00,736 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:35:00" (1/1) ... [2024-11-09 00:35:00,737 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3919a535 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:35:00, skipping insertion in model container [2024-11-09 00:35:00,737 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:35:00" (1/1) ... [2024-11-09 00:35:00,756 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 00:35:00,942 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_e16727d0-4551-49ee-9568-b57c2429130f/sv-benchmarks/c/loops-crafted-1/sumt6.c[403,416] [2024-11-09 00:35:00,961 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:35:00,970 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 00:35:00,984 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_e16727d0-4551-49ee-9568-b57c2429130f/sv-benchmarks/c/loops-crafted-1/sumt6.c[403,416] [2024-11-09 00:35:00,994 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:35:01,016 INFO L204 MainTranslator]: Completed translation [2024-11-09 00:35:01,017 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:35:01 WrapperNode [2024-11-09 00:35:01,017 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 00:35:01,018 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 00:35:01,019 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 00:35:01,019 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 00:35:01,027 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:35:01" (1/1) ... [2024-11-09 00:35:01,035 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:35:01" (1/1) ... [2024-11-09 00:35:01,050 INFO L138 Inliner]: procedures = 14, calls = 16, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 57 [2024-11-09 00:35:01,050 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 00:35:01,051 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 00:35:01,051 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 00:35:01,051 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 00:35:01,061 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:35:01" (1/1) ... [2024-11-09 00:35:01,062 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:35:01" (1/1) ... [2024-11-09 00:35:01,063 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:35:01" (1/1) ... [2024-11-09 00:35:01,063 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:35:01" (1/1) ... [2024-11-09 00:35:01,066 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:35:01" (1/1) ... [2024-11-09 00:35:01,070 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:35:01" (1/1) ... [2024-11-09 00:35:01,071 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:35:01" (1/1) ... [2024-11-09 00:35:01,072 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:35:01" (1/1) ... [2024-11-09 00:35:01,073 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 00:35:01,074 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 00:35:01,075 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 00:35:01,075 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 00:35:01,076 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:35:01" (1/1) ... [2024-11-09 00:35:01,081 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:35:01,094 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e16727d0-4551-49ee-9568-b57c2429130f/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-09 00:35:01,108 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e16727d0-4551-49ee-9568-b57c2429130f/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-09 00:35:01,116 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e16727d0-4551-49ee-9568-b57c2429130f/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-09 00:35:01,145 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 00:35:01,145 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-09 00:35:01,146 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 00:35:01,146 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 00:35:01,211 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 00:35:01,212 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 00:35:01,406 INFO L? ?]: Removed 15 outVars from TransFormulas that were not future-live. [2024-11-09 00:35:01,406 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 00:35:01,580 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 00:35:01,580 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-09 00:35:01,581 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:35:01 BoogieIcfgContainer [2024-11-09 00:35:01,581 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 00:35:01,585 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-09 00:35:01,586 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-09 00:35:01,599 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-09 00:35:01,599 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:35:01" (1/1) ... [2024-11-09 00:35:01,608 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 00:35:01,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:35:01,668 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 11 states and 14 transitions. [2024-11-09 00:35:01,668 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 14 transitions. [2024-11-09 00:35:01,670 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-11-09 00:35:01,670 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:35:01,671 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:35:01,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:35:02,485 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:35:02,602 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:35:02,603 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 14 states and 18 transitions. [2024-11-09 00:35:02,603 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 18 transitions. [2024-11-09 00:35:02,603 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-09 00:35:02,603 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:35:02,603 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:35:02,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:35:02,678 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:35:02,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:35:02,751 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 14 states and 16 transitions. [2024-11-09 00:35:02,751 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 16 transitions. [2024-11-09 00:35:02,751 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-09 00:35:02,752 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:35:02,752 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:35:02,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:35:03,838 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:35:04,187 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:35:04,187 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 17 states and 21 transitions. [2024-11-09 00:35:04,187 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 21 transitions. [2024-11-09 00:35:04,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-09 00:35:04,188 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:35:04,188 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:35:04,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:35:08,412 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:35:10,067 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:35:10,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 21 states and 29 transitions. [2024-11-09 00:35:10,069 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 29 transitions. [2024-11-09 00:35:10,071 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-11-09 00:35:10,071 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:35:10,071 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:35:10,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:35:12,082 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:35:13,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:35:13,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 25 states and 40 transitions. [2024-11-09 00:35:13,481 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 40 transitions. [2024-11-09 00:35:13,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2024-11-09 00:35:13,481 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:35:13,482 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:35:13,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:35:16,634 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:35:20,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:35:20,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 54 transitions. [2024-11-09 00:35:20,150 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 54 transitions. [2024-11-09 00:35:20,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2024-11-09 00:35:20,151 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:35:20,151 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:35:20,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:35:25,087 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:35:29,949 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:35:29,949 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 35 states and 65 transitions. [2024-11-09 00:35:29,950 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 65 transitions. [2024-11-09 00:35:29,950 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-11-09 00:35:29,950 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:35:29,951 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:35:30,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:35:34,863 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 25 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:35:41,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:35:41,845 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 41 states and 93 transitions. [2024-11-09 00:35:41,846 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 93 transitions. [2024-11-09 00:35:41,846 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-11-09 00:35:41,847 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:35:41,847 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:35:41,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:35:45,603 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 25 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:35:53,016 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:35:53,017 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 43 states and 100 transitions. [2024-11-09 00:35:53,017 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 100 transitions. [2024-11-09 00:35:53,018 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-11-09 00:35:53,018 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:35:53,018 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:35:53,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:35:55,718 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 25 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:35:56,965 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:35:56,965 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 44 states and 103 transitions. [2024-11-09 00:35:56,966 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 103 transitions. [2024-11-09 00:35:56,966 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-11-09 00:35:56,967 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:35:56,967 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:35:57,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:35:59,529 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 25 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:36:00,665 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:36:00,666 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 45 states and 103 transitions. [2024-11-09 00:36:00,666 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 103 transitions. [2024-11-09 00:36:00,667 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2024-11-09 00:36:00,667 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:36:00,667 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:36:00,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:36:07,116 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:36:20,744 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.05s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 00:36:22,207 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.38s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 00:36:23,751 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.04s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 00:36:25,116 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:36:25,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 52 states and 136 transitions. [2024-11-09 00:36:25,117 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 136 transitions. [2024-11-09 00:36:25,118 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2024-11-09 00:36:25,118 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:36:25,118 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:36:25,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:36:28,667 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:36:30,450 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:36:30,450 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 53 states and 137 transitions. [2024-11-09 00:36:30,451 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 137 transitions. [2024-11-09 00:36:30,452 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2024-11-09 00:36:30,452 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:36:30,452 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:36:30,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:36:33,735 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:36:35,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:36:35,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 54 states and 140 transitions. [2024-11-09 00:36:35,922 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 140 transitions. [2024-11-09 00:36:35,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2024-11-09 00:36:35,923 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:36:35,923 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:36:36,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:36:38,805 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:36:42,878 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.94s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 00:36:43,217 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:36:43,218 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 55 states and 142 transitions. [2024-11-09 00:36:43,218 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 142 transitions. [2024-11-09 00:36:43,219 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2024-11-09 00:36:43,219 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:36:43,220 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:36:43,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:36:46,288 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:36:47,787 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:36:47,787 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 56 states and 145 transitions. [2024-11-09 00:36:47,788 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 145 transitions. [2024-11-09 00:36:47,788 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-09 00:36:47,789 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:36:47,789 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:36:47,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:36:55,897 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 0 proven. 49 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:37:10,373 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.13s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 00:37:11,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:37:11,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 63 states and 168 transitions. [2024-11-09 00:37:11,381 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 168 transitions. [2024-11-09 00:37:11,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-09 00:37:11,382 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:37:11,382 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:37:11,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:37:16,787 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 0 proven. 49 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:37:18,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:37:18,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 171 states to 65 states and 171 transitions. [2024-11-09 00:37:18,803 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 171 transitions. [2024-11-09 00:37:18,804 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-09 00:37:18,804 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:37:18,804 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:37:18,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:37:23,980 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 0 proven. 49 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:37:27,926 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:37:27,927 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 174 states to 68 states and 174 transitions. [2024-11-09 00:37:27,927 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 174 transitions. [2024-11-09 00:37:27,928 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-09 00:37:27,928 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:37:27,928 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:37:28,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:37:33,511 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 0 proven. 49 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:37:36,340 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:37:36,340 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 69 states and 176 transitions. [2024-11-09 00:37:36,341 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 176 transitions. [2024-11-09 00:37:36,341 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-09 00:37:36,341 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:37:36,342 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:37:36,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:37:41,450 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 0 proven. 49 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:37:43,170 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:37:43,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 178 states to 70 states and 178 transitions. [2024-11-09 00:37:43,171 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 178 transitions. [2024-11-09 00:37:43,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-11-09 00:37:43,171 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:37:43,171 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:37:43,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:37:53,633 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 0 proven. 64 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:38:24,040 WARN L286 SmtUtils]: Spent 10.53s on a formula simplification. DAG size of input: 150 DAG size of output: 148 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-09 00:38:32,201 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.22s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 00:38:32,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:38:32,953 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 200 states to 74 states and 200 transitions. [2024-11-09 00:38:32,953 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 200 transitions. [2024-11-09 00:38:32,953 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-11-09 00:38:32,953 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:38:32,953 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:38:33,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:38:39,189 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 0 proven. 64 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:38:46,559 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.14s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 00:38:46,708 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:38:46,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 206 states to 76 states and 206 transitions. [2024-11-09 00:38:46,708 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 206 transitions. [2024-11-09 00:38:46,709 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-11-09 00:38:46,709 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:38:46,709 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:38:46,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:38:54,810 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 0 proven. 64 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:39:03,115 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:39:03,116 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 210 states to 78 states and 210 transitions. [2024-11-09 00:39:03,116 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 210 transitions. [2024-11-09 00:39:03,116 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-11-09 00:39:03,116 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:39:03,117 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:39:03,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:39:08,135 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 0 proven. 64 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:39:13,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:39:13,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 214 states to 79 states and 214 transitions. [2024-11-09 00:39:13,009 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 214 transitions. [2024-11-09 00:39:13,009 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-11-09 00:39:13,010 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:39:13,010 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:39:13,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:39:20,144 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 0 proven. 81 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:39:29,591 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.45s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 00:39:55,582 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.99s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 00:39:57,322 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.32s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 00:40:00,898 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.41s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 00:40:03,537 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.74s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 00:40:04,699 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.11s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 00:40:05,417 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:40:05,417 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 83 states and 237 transitions. [2024-11-09 00:40:05,417 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 237 transitions. [2024-11-09 00:40:05,418 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-11-09 00:40:05,418 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:40:05,418 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:40:05,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:40:09,017 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 0 proven. 81 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:40:15,007 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:40:15,007 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 238 states to 84 states and 238 transitions. [2024-11-09 00:40:15,008 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 238 transitions. [2024-11-09 00:40:15,008 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-11-09 00:40:15,008 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:40:15,008 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:40:15,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:40:22,891 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 0 proven. 81 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:40:31,328 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:40:31,329 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 247 states to 88 states and 247 transitions. [2024-11-09 00:40:31,329 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 247 transitions. [2024-11-09 00:40:31,329 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-11-09 00:40:31,330 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:40:31,330 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:40:31,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:40:37,079 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 0 proven. 81 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:40:44,171 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.92s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 00:40:44,247 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:40:44,247 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 247 states to 90 states and 247 transitions. [2024-11-09 00:40:44,248 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 247 transitions. [2024-11-09 00:40:44,248 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-11-09 00:40:44,248 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:40:44,248 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:40:44,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:40:49,863 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 0 proven. 81 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:40:54,356 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:40:54,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 249 states to 91 states and 249 transitions. [2024-11-09 00:40:54,356 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 249 transitions. [2024-11-09 00:40:54,357 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-11-09 00:40:54,357 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:40:54,357 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:40:54,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:41:19,312 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 0 proven. 100 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:41:43,552 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.81s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 00:42:53,059 WARN L286 SmtUtils]: Spent 6.36s on a formula simplification that was a NOOP. DAG size: 194 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-09 00:42:58,595 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 5.05s for a HTC check with result VALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 00:43:02,214 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.36s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 00:43:04,144 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.61s for a HTC check with result VALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 00:43:11,940 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 7.63s for a HTC check with result VALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 00:43:14,774 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.53s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 00:43:18,506 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.48s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 00:43:19,602 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.07s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 00:43:23,534 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.93s for a HTC check with result VALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 00:43:24,625 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.09s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 00:43:27,429 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.60s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 00:43:28,789 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:43:28,789 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 268 states to 93 states and 268 transitions. [2024-11-09 00:43:28,789 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 268 transitions. [2024-11-09 00:43:28,790 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-11-09 00:43:28,790 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:43:28,790 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:43:28,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:43:34,167 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 0 proven. 100 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:43:54,506 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.49s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 00:43:55,007 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:43:55,007 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 273 states to 94 states and 273 transitions. [2024-11-09 00:43:55,007 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 273 transitions. [2024-11-09 00:43:55,008 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-11-09 00:43:55,008 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:43:55,008 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:43:55,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:44:00,235 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 0 proven. 100 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:44:24,116 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.58s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 00:44:24,830 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:44:24,830 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 278 states to 95 states and 278 transitions. [2024-11-09 00:44:24,831 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 278 transitions. [2024-11-09 00:44:24,831 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2024-11-09 00:44:24,831 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:44:24,831 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:44:25,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:44:42,200 INFO L134 CoverageAnalysis]: Checked inductivity of 121 backedges. 0 proven. 121 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:45:48,389 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.53s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 00:45:51,038 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.55s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 00:45:52,517 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.48s for a HTC check with result VALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 00:46:11,102 WARN L286 SmtUtils]: Spent 6.68s on a formula simplification. DAG size of input: 211 DAG size of output: 200 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-09 00:46:25,089 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.50s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 00:46:28,411 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.76s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 00:46:30,057 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.59s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 00:46:32,864 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.77s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 00:46:41,337 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 6.58s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 00:46:46,297 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.63s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 00:46:48,338 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:46:48,338 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 299 states to 99 states and 299 transitions. [2024-11-09 00:46:48,338 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 299 transitions. [2024-11-09 00:46:48,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2024-11-09 00:46:48,339 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:46:48,339 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:46:48,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:48:57,614 INFO L134 CoverageAnalysis]: Checked inductivity of 121 backedges. 0 proven. 121 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.