./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/geo2-ll_unwindbound10.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_7eea9bde-f78d-46b6-b21d-f2fb4f46e4bc/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7eea9bde-f78d-46b6-b21d-f2fb4f46e4bc/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_7eea9bde-f78d-46b6-b21d-f2fb4f46e4bc/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7eea9bde-f78d-46b6-b21d-f2fb4f46e4bc/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/geo2-ll_unwindbound10.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7eea9bde-f78d-46b6-b21d-f2fb4f46e4bc/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_7eea9bde-f78d-46b6-b21d-f2fb4f46e4bc/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 de445246a07a3c09c24ae1b242201e03863b04cf8c0f903588b21168932b2662 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 00:09:45,586 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 00:09:45,683 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7eea9bde-f78d-46b6-b21d-f2fb4f46e4bc/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-09 00:09:45,689 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-09 00:09:45,691 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-09 00:09:45,724 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 00:09:45,725 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 00:09:45,726 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-09 00:09:45,727 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-09 00:09:45,729 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-09 00:09:45,729 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 00:09:45,730 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 00:09:45,730 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-09 00:09:45,730 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-09 00:09:45,732 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-09 00:09:45,732 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 00:09:45,733 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 00:09:45,733 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 00:09:45,733 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 00:09:45,734 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 00:09:45,734 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-09 00:09:45,738 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 00:09:45,738 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 00:09:45,739 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-09 00:09:45,739 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-09 00:09:45,739 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-09 00:09:45,739 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 00:09:45,740 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:09:45,740 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 00:09:45,740 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 00:09:45,740 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 00:09:45,741 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-09 00:09:45,741 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-09 00:09:45,741 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_7eea9bde-f78d-46b6-b21d-f2fb4f46e4bc/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7eea9bde-f78d-46b6-b21d-f2fb4f46e4bc/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> de445246a07a3c09c24ae1b242201e03863b04cf8c0f903588b21168932b2662 [2024-11-09 00:09:46,044 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 00:09:46,069 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 00:09:46,073 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 00:09:46,074 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 00:09:46,076 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 00:09:46,078 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7eea9bde-f78d-46b6-b21d-f2fb4f46e4bc/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/nla-digbench-scaling/geo2-ll_unwindbound10.c Unable to find full path for "g++" [2024-11-09 00:09:48,113 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 00:09:48,390 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 00:09:48,391 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7eea9bde-f78d-46b6-b21d-f2fb4f46e4bc/sv-benchmarks/c/nla-digbench-scaling/geo2-ll_unwindbound10.c [2024-11-09 00:09:48,398 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7eea9bde-f78d-46b6-b21d-f2fb4f46e4bc/bin/ukojak-verify-ImItNfHLgk/data/fad940351/4c4fdfab398646e783e4f462a256cfde/FLAGfeb080ddf [2024-11-09 00:09:48,754 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7eea9bde-f78d-46b6-b21d-f2fb4f46e4bc/bin/ukojak-verify-ImItNfHLgk/data/fad940351/4c4fdfab398646e783e4f462a256cfde [2024-11-09 00:09:48,757 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 00:09:48,762 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 00:09:48,764 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 00:09:48,765 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 00:09:48,775 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 00:09:48,777 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:09:48" (1/1) ... [2024-11-09 00:09:48,781 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@12985145 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:09:48, skipping insertion in model container [2024-11-09 00:09:48,781 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:09:48" (1/1) ... [2024-11-09 00:09:48,823 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 00:09:49,026 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_7eea9bde-f78d-46b6-b21d-f2fb4f46e4bc/sv-benchmarks/c/nla-digbench-scaling/geo2-ll_unwindbound10.c[525,538] [2024-11-09 00:09:49,049 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:09:49,058 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 00:09:49,070 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_7eea9bde-f78d-46b6-b21d-f2fb4f46e4bc/sv-benchmarks/c/nla-digbench-scaling/geo2-ll_unwindbound10.c[525,538] [2024-11-09 00:09:49,075 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:09:49,094 INFO L204 MainTranslator]: Completed translation [2024-11-09 00:09:49,095 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:09:49 WrapperNode [2024-11-09 00:09:49,095 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 00:09:49,097 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 00:09:49,097 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 00:09:49,097 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 00:09:49,106 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:09:49" (1/1) ... [2024-11-09 00:09:49,114 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:09:49" (1/1) ... [2024-11-09 00:09:49,132 INFO L138 Inliner]: procedures = 14, calls = 9, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 42 [2024-11-09 00:09:49,132 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 00:09:49,133 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 00:09:49,134 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 00:09:49,134 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 00:09:49,145 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:09:49" (1/1) ... [2024-11-09 00:09:49,145 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:09:49" (1/1) ... [2024-11-09 00:09:49,146 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:09:49" (1/1) ... [2024-11-09 00:09:49,147 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:09:49" (1/1) ... [2024-11-09 00:09:49,150 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:09:49" (1/1) ... [2024-11-09 00:09:49,153 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:09:49" (1/1) ... [2024-11-09 00:09:49,154 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:09:49" (1/1) ... [2024-11-09 00:09:49,155 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:09:49" (1/1) ... [2024-11-09 00:09:49,157 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 00:09:49,158 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 00:09:49,158 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 00:09:49,159 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 00:09:49,160 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:09:49" (1/1) ... [2024-11-09 00:09:49,166 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:09:49,178 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7eea9bde-f78d-46b6-b21d-f2fb4f46e4bc/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-09 00:09:49,193 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7eea9bde-f78d-46b6-b21d-f2fb4f46e4bc/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-09 00:09:49,204 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7eea9bde-f78d-46b6-b21d-f2fb4f46e4bc/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-09 00:09:49,239 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 00:09:49,239 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-09 00:09:49,239 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 00:09:49,240 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 00:09:49,240 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-09 00:09:49,241 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-09 00:09:49,324 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 00:09:49,327 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 00:09:49,544 INFO L? ?]: Removed 6 outVars from TransFormulas that were not future-live. [2024-11-09 00:09:49,545 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 00:09:49,583 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 00:09:49,583 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-09 00:09:49,584 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:09:49 BoogieIcfgContainer [2024-11-09 00:09:49,584 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 00:09:49,585 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-09 00:09:49,585 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-09 00:09:49,597 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-09 00:09:49,598 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:09:49" (1/1) ... [2024-11-09 00:09:49,608 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 00:09:49,665 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:09:49,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 14 states and 18 transitions. [2024-11-09 00:09:49,674 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 18 transitions. [2024-11-09 00:09:49,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-11-09 00:09:49,679 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:09:49,679 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:09:49,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:09:49,841 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 00:09:49,867 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:09:49,868 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 14 states and 16 transitions. [2024-11-09 00:09:49,868 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 16 transitions. [2024-11-09 00:09:49,869 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-09 00:09:49,869 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:09:49,870 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:09:49,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:09:50,065 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 00:09:50,140 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:09:50,141 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 16 states and 19 transitions. [2024-11-09 00:09:50,141 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 19 transitions. [2024-11-09 00:09:50,141 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-09 00:09:50,141 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:09:50,142 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:09:50,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 00:09:50,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:09:50,201 INFO L255 TraceCheckSpWp]: Trace formula consists of 47 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:09:50,206 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:09:50,369 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 00:09:50,779 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:09:50,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 21 states and 29 transitions. [2024-11-09 00:09:50,782 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 29 transitions. [2024-11-09 00:09:50,783 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:09:50,784 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:09:50,785 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:09:50,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:09:51,134 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:09:51,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:09:51,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 22 states and 29 transitions. [2024-11-09 00:09:51,748 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 29 transitions. [2024-11-09 00:09:51,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-11-09 00:09:51,748 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:09:51,749 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:09:51,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 00:09:51,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:09:51,841 INFO L255 TraceCheckSpWp]: Trace formula consists of 68 conjuncts, 14 conjuncts are in the unsatisfiable core [2024-11-09 00:09:51,843 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:09:52,029 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:09:58,922 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:09:58,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 26 states and 38 transitions. [2024-11-09 00:09:58,923 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 38 transitions. [2024-11-09 00:09:58,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-11-09 00:09:58,924 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:09:58,925 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:09:58,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:09:59,163 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:09:59,913 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:09:59,914 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 30 states and 49 transitions. [2024-11-09 00:09:59,914 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 49 transitions. [2024-11-09 00:09:59,915 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-11-09 00:09:59,915 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:09:59,916 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:09:59,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 00:09:59,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:09:59,963 INFO L255 TraceCheckSpWp]: Trace formula consists of 68 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-09 00:09:59,964 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:10:00,041 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:10:02,908 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:10:02,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 32 states and 51 transitions. [2024-11-09 00:10:02,908 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 51 transitions. [2024-11-09 00:10:02,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-11-09 00:10:02,909 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:10:02,910 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:10:02,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:10:03,128 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 8 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-09 00:10:19,796 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:10:19,796 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 36 states and 65 transitions. [2024-11-09 00:10:19,797 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 65 transitions. [2024-11-09 00:10:19,797 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-11-09 00:10:19,798 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:10:19,798 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:10:19,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 00:10:19,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:10:19,881 INFO L255 TraceCheckSpWp]: Trace formula consists of 89 conjuncts, 21 conjuncts are in the unsatisfiable core [2024-11-09 00:10:19,883 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:10:20,332 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 11 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:11:20,063 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.66s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-11-09 00:11:25,087 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:11:25,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 45 states and 102 transitions. [2024-11-09 00:11:25,088 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 102 transitions. [2024-11-09 00:11:25,089 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-11-09 00:11:25,089 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:11:25,090 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:11:25,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 00:11:25,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:11:25,275 INFO L255 TraceCheckSpWp]: Trace formula consists of 89 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-09 00:11:25,277 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:11:25,483 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 4 proven. 10 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-09 00:11:50,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:11:50,132 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 48 states and 113 transitions. [2024-11-09 00:11:50,132 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 113 transitions. [2024-11-09 00:11:50,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-11-09 00:11:50,133 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:11:50,134 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:11:50,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:11:50,233 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 8 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-09 00:11:51,108 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:11:51,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 48 states and 112 transitions. [2024-11-09 00:11:51,109 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 112 transitions. [2024-11-09 00:11:51,110 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-11-09 00:11:51,111 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:11:51,111 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:11:51,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 00:11:51,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:11:51,214 INFO L255 TraceCheckSpWp]: Trace formula consists of 89 conjuncts, 18 conjuncts are in the unsatisfiable core [2024-11-09 00:11:51,216 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:11:51,282 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 4 proven. 10 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-09 00:12:55,342 WARN L286 SmtUtils]: Spent 9.84s on a formula simplification that was a NOOP. DAG size: 27 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-09 00:13:00,338 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:13:00,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 51 states and 116 transitions. [2024-11-09 00:13:00,339 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 116 transitions. [2024-11-09 00:13:00,341 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-11-09 00:13:00,342 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:13:00,342 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:13:00,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 00:13:00,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:13:00,425 INFO L255 TraceCheckSpWp]: Trace formula consists of 89 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-09 00:13:00,426 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:13:00,505 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 4 proven. 10 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-09 00:13:15,575 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:13:15,576 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 53 states and 117 transitions. [2024-11-09 00:13:15,576 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 117 transitions. [2024-11-09 00:13:15,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-11-09 00:13:15,577 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:13:15,577 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:13:15,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:13:16,028 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 6 proven. 18 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-09 00:13:30,222 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:13:30,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 57 states and 139 transitions. [2024-11-09 00:13:30,224 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 139 transitions. [2024-11-09 00:13:30,225 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-11-09 00:13:30,225 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:13:30,225 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:13:30,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 00:13:30,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:13:30,347 INFO L255 TraceCheckSpWp]: Trace formula consists of 110 conjuncts, 29 conjuncts are in the unsatisfiable core [2024-11-09 00:13:30,356 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:13:30,749 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 10 proven. 23 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-11-09 00:13:43,198 WARN L286 SmtUtils]: Spent 11.48s on a formula simplification that was a NOOP. DAG size: 32 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-09 00:14:07,245 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:14:07,246 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 61 states and 153 transitions. [2024-11-09 00:14:07,246 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 153 transitions. [2024-11-09 00:14:07,247 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-11-09 00:14:07,247 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:14:07,248 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:14:07,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:14:07,349 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 6 proven. 18 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-09 00:14:08,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:14:08,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 156 states to 62 states and 156 transitions. [2024-11-09 00:14:08,687 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 156 transitions. [2024-11-09 00:14:08,688 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-11-09 00:14:08,688 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:14:08,689 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:14:08,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 00:14:08,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:14:08,815 INFO L255 TraceCheckSpWp]: Trace formula consists of 110 conjuncts, 27 conjuncts are in the unsatisfiable core [2024-11-09 00:14:08,816 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:14:08,973 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 8 proven. 25 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-11-09 00:14:11,349 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:14:11,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 64 states and 160 transitions. [2024-11-09 00:14:11,350 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 160 transitions. [2024-11-09 00:14:11,351 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-11-09 00:14:11,352 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:14:11,352 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:14:11,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 00:14:11,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:14:11,433 INFO L255 TraceCheckSpWp]: Trace formula consists of 110 conjuncts, 29 conjuncts are in the unsatisfiable core [2024-11-09 00:14:11,435 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:14:11,555 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 10 proven. 23 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-11-09 00:14:24,798 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:14:24,799 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161 states to 66 states and 161 transitions. [2024-11-09 00:14:24,799 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 161 transitions. [2024-11-09 00:14:24,800 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-11-09 00:14:24,800 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:14:24,801 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:14:24,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:14:24,897 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 6 proven. 18 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-09 00:14:30,873 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:14:30,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166 states to 67 states and 166 transitions. [2024-11-09 00:14:30,874 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 166 transitions. [2024-11-09 00:14:30,874 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-11-09 00:14:30,874 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:14:30,875 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:14:30,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 00:14:30,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:14:30,959 INFO L255 TraceCheckSpWp]: Trace formula consists of 110 conjuncts, 19 conjuncts are in the unsatisfiable core [2024-11-09 00:14:30,961 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:14:31,056 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 6 proven. 21 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-09 00:14:40,613 WARN L286 SmtUtils]: Spent 8.65s on a formula simplification that was a NOOP. DAG size: 29 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-09 00:14:44,619 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:14:44,619 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 175 states to 70 states and 175 transitions. [2024-11-09 00:14:44,620 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 175 transitions. [2024-11-09 00:14:44,620 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-11-09 00:14:44,620 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:14:44,621 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:14:44,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:14:44,733 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 6 proven. 18 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-09 00:14:47,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:14:47,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 182 states to 72 states and 182 transitions. [2024-11-09 00:14:47,078 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 182 transitions. [2024-11-09 00:14:47,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-11-09 00:14:47,079 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:14:47,080 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:14:47,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 00:14:47,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:14:47,171 INFO L255 TraceCheckSpWp]: Trace formula consists of 110 conjuncts, 29 conjuncts are in the unsatisfiable core [2024-11-09 00:14:47,173 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:14:47,301 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 10 proven. 23 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-11-09 00:14:48,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:14:48,098 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 188 states to 74 states and 188 transitions. [2024-11-09 00:14:48,098 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 188 transitions. [2024-11-09 00:14:48,099 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-11-09 00:14:48,099 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:14:48,099 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:14:48,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 00:14:48,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:14:48,170 INFO L255 TraceCheckSpWp]: Trace formula consists of 110 conjuncts, 19 conjuncts are in the unsatisfiable core [2024-11-09 00:14:48,172 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:14:48,260 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 6 proven. 21 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-09 00:14:49,139 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:14:49,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 191 states to 75 states and 191 transitions. [2024-11-09 00:14:49,140 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 191 transitions. [2024-11-09 00:14:49,141 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-11-09 00:14:49,141 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:14:49,141 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:14:49,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:14:49,228 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 6 proven. 18 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-09 00:14:50,001 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:14:50,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 75 states and 190 transitions. [2024-11-09 00:14:50,002 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 190 transitions. [2024-11-09 00:14:50,002 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2024-11-09 00:14:50,003 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:14:50,003 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:14:50,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 00:14:50,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:14:50,112 INFO L255 TraceCheckSpWp]: Trace formula consists of 131 conjuncts, 23 conjuncts are in the unsatisfiable core [2024-11-09 00:14:50,113 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:14:50,789 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 8 proven. 36 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2024-11-09 00:15:15,068 WARN L286 SmtUtils]: Spent 14.90s on a formula simplification that was a NOOP. DAG size: 38 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-09 00:15:40,761 WARN L286 SmtUtils]: Spent 10.06s on a formula simplification that was a NOOP. DAG size: 39 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-09 00:15:46,658 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 5.87s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-11-09 00:16:10,966 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:16:10,967 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 204 states to 79 states and 204 transitions. [2024-11-09 00:16:10,967 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 204 transitions. [2024-11-09 00:16:10,967 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2024-11-09 00:16:10,968 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:16:10,968 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:16:10,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:16:11,612 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 8 proven. 32 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2024-11-09 00:16:21,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:16:21,353 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 238 states to 83 states and 238 transitions. [2024-11-09 00:16:21,353 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 238 transitions. [2024-11-09 00:16:21,354 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2024-11-09 00:16:21,354 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:16:21,354 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:16:21,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 00:16:21,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:16:21,486 INFO L255 TraceCheckSpWp]: Trace formula consists of 131 conjuncts, 31 conjuncts are in the unsatisfiable core [2024-11-09 00:16:21,488 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:16:21,621 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 16 proven. 37 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2024-11-09 00:16:38,975 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:16:38,976 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 239 states to 85 states and 239 transitions. [2024-11-09 00:16:38,976 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 239 transitions. [2024-11-09 00:16:38,977 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2024-11-09 00:16:38,977 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:16:38,977 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:16:39,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 00:16:39,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:16:39,073 INFO L255 TraceCheckSpWp]: Trace formula consists of 131 conjuncts, 23 conjuncts are in the unsatisfiable core [2024-11-09 00:16:39,075 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:16:39,196 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 8 proven. 36 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2024-11-09 00:16:56,604 WARN L286 SmtUtils]: Spent 10.14s on a formula simplification that was a NOOP. DAG size: 31 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-09 00:16:59,001 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:16:59,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 250 states to 88 states and 250 transitions. [2024-11-09 00:16:59,001 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 250 transitions. [2024-11-09 00:16:59,002 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2024-11-09 00:16:59,002 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:16:59,003 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:16:59,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:16:59,115 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 8 proven. 32 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2024-11-09 00:17:01,106 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:17:01,107 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 254 states to 89 states and 254 transitions. [2024-11-09 00:17:01,107 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 254 transitions. [2024-11-09 00:17:01,108 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2024-11-09 00:17:01,108 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:17:01,108 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:17:01,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 00:17:01,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:17:01,205 INFO L255 TraceCheckSpWp]: Trace formula consists of 131 conjuncts, 23 conjuncts are in the unsatisfiable core [2024-11-09 00:17:01,206 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:17:01,325 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 8 proven. 36 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2024-11-09 00:17:17,690 WARN L286 SmtUtils]: Spent 7.87s on a formula simplification that was a NOOP. DAG size: 35 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-09 00:17:29,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:17:29,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 260 states to 92 states and 260 transitions. [2024-11-09 00:17:29,394 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 260 transitions. [2024-11-09 00:17:29,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2024-11-09 00:17:29,395 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:17:29,396 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:17:29,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 00:17:29,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:17:29,525 INFO L255 TraceCheckSpWp]: Trace formula consists of 131 conjuncts, 23 conjuncts are in the unsatisfiable core [2024-11-09 00:17:29,527 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:17:29,666 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 8 proven. 36 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2024-11-09 00:17:32,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:17:32,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 263 states to 93 states and 263 transitions. [2024-11-09 00:17:32,049 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 263 transitions. [2024-11-09 00:17:32,049 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2024-11-09 00:17:32,049 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:17:32,050 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:17:32,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:17:32,181 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 8 proven. 32 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2024-11-09 00:17:33,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:17:33,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 262 states to 93 states and 262 transitions. [2024-11-09 00:17:33,532 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 262 transitions. [2024-11-09 00:17:33,533 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2024-11-09 00:17:33,533 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:17:33,533 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:17:33,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 00:17:33,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:17:33,652 INFO L255 TraceCheckSpWp]: Trace formula consists of 131 conjuncts, 31 conjuncts are in the unsatisfiable core [2024-11-09 00:17:33,653 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:17:33,791 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 16 proven. 37 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2024-11-09 00:17:37,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:17:37,573 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 263 states to 95 states and 263 transitions. [2024-11-09 00:17:37,574 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 263 transitions. [2024-11-09 00:17:37,574 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2024-11-09 00:17:37,574 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:17:37,575 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:17:37,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:17:37,683 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 8 proven. 32 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2024-11-09 00:17:39,121 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:17:39,122 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 262 states to 95 states and 262 transitions. [2024-11-09 00:17:39,122 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 262 transitions. [2024-11-09 00:17:39,122 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2024-11-09 00:17:39,122 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:17:39,123 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:17:39,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 00:17:39,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:17:39,225 INFO L255 TraceCheckSpWp]: Trace formula consists of 131 conjuncts, 23 conjuncts are in the unsatisfiable core [2024-11-09 00:17:39,226 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:17:39,349 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 8 proven. 36 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2024-11-09 00:17:40,365 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:17:40,366 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 265 states to 96 states and 265 transitions. [2024-11-09 00:17:40,366 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 265 transitions. [2024-11-09 00:17:40,367 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2024-11-09 00:17:40,367 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:17:40,367 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:17:40,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:17:47,479 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 10 proven. 50 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2024-11-09 00:18:13,391 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:18:13,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 303 states to 100 states and 303 transitions. [2024-11-09 00:18:13,391 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 303 transitions. [2024-11-09 00:18:13,392 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2024-11-09 00:18:13,392 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:18:13,392 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:18:13,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:18:13,575 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 10 proven. 50 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2024-11-09 00:18:18,491 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:18:18,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 309 states to 101 states and 309 transitions. [2024-11-09 00:18:18,492 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 309 transitions. [2024-11-09 00:18:18,493 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2024-11-09 00:18:18,493 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:18:18,493 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:18:18,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 00:18:18,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:18:18,689 INFO L255 TraceCheckSpWp]: Trace formula consists of 152 conjuncts, 45 conjuncts are in the unsatisfiable core [2024-11-09 00:18:18,691 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:18:19,551 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 25 proven. 58 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2024-11-09 00:18:54,154 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:18:54,155 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 331 states to 105 states and 331 transitions. [2024-11-09 00:18:54,155 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 331 transitions. [2024-11-09 00:18:54,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2024-11-09 00:18:54,156 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:18:54,156 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:18:54,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 00:18:54,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:18:54,293 INFO L255 TraceCheckSpWp]: Trace formula consists of 152 conjuncts, 35 conjuncts are in the unsatisfiable core [2024-11-09 00:18:54,294 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:18:54,470 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 18 proven. 59 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-11-09 00:19:18,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:19:18,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 344 states to 109 states and 344 transitions. [2024-11-09 00:19:18,044 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 344 transitions. [2024-11-09 00:19:18,044 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2024-11-09 00:19:18,045 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:19:18,045 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:19:18,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:19:18,209 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 10 proven. 50 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2024-11-09 00:19:25,964 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:19:25,965 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 348 states to 111 states and 348 transitions. [2024-11-09 00:19:25,966 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 348 transitions. [2024-11-09 00:19:25,966 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2024-11-09 00:19:25,967 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:19:25,967 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:19:25,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 00:19:26,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:19:26,116 INFO L255 TraceCheckSpWp]: Trace formula consists of 152 conjuncts, 42 conjuncts are in the unsatisfiable core [2024-11-09 00:19:26,118 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:19:26,323 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 22 proven. 61 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2024-11-09 00:19:52,491 WARN L286 SmtUtils]: Spent 12.94s on a formula simplification that was a NOOP. DAG size: 36 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-09 00:20:05,121 WARN L286 SmtUtils]: Spent 10.83s on a formula simplification that was a NOOP. DAG size: 37 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-09 00:20:05,215 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:20:05,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 349 states to 112 states and 349 transitions. [2024-11-09 00:20:05,216 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 349 transitions. [2024-11-09 00:20:05,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2024-11-09 00:20:05,217 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:20:05,217 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:20:05,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 00:20:05,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:20:05,390 INFO L255 TraceCheckSpWp]: Trace formula consists of 152 conjuncts, 47 conjuncts are in the unsatisfiable core [2024-11-09 00:20:05,392 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:20:05,637 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 18 proven. 59 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-11-09 00:21:07,642 WARN L286 SmtUtils]: Spent 43.03s on a formula simplification that was a NOOP. DAG size: 44 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-09 00:21:49,512 WARN L286 SmtUtils]: Spent 21.29s on a formula simplification that was a NOOP. DAG size: 45 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-09 00:21:54,138 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.30s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-11-09 00:22:12,169 WARN L286 SmtUtils]: Spent 6.71s on a formula simplification. DAG size of input: 39 DAG size of output: 18 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-09 00:22:27,309 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.53s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-11-09 00:22:33,711 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:22:33,711 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 354 states to 115 states and 354 transitions. [2024-11-09 00:22:33,711 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 354 transitions. [2024-11-09 00:22:33,712 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2024-11-09 00:22:33,712 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:22:33,712 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:22:33,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 00:22:33,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:22:33,919 INFO L255 TraceCheckSpWp]: Trace formula consists of 152 conjuncts, 37 conjuncts are in the unsatisfiable core [2024-11-09 00:22:33,921 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:22:34,128 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 14 proven. 69 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2024-11-09 00:22:45,469 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:22:45,470 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 355 states to 117 states and 355 transitions. [2024-11-09 00:22:45,470 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 355 transitions. [2024-11-09 00:22:45,471 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2024-11-09 00:22:45,471 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:22:45,471 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:22:45,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 00:22:45,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:22:45,623 INFO L255 TraceCheckSpWp]: Trace formula consists of 152 conjuncts, 42 conjuncts are in the unsatisfiable core [2024-11-09 00:22:45,625 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:22:45,779 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 25 proven. 58 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2024-11-09 00:23:21,200 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:23:21,201 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 356 states to 119 states and 356 transitions. [2024-11-09 00:23:21,201 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 356 transitions. [2024-11-09 00:23:21,202 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2024-11-09 00:23:21,202 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:23:21,202 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:23:21,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 00:23:21,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:23:21,356 INFO L255 TraceCheckSpWp]: Trace formula consists of 152 conjuncts, 35 conjuncts are in the unsatisfiable core [2024-11-09 00:23:21,357 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:23:21,540 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 18 proven. 59 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-11-09 00:23:31,195 WARN L286 SmtUtils]: Spent 5.46s on a formula simplification that was a NOOP. DAG size: 41 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-09 00:23:46,777 WARN L286 SmtUtils]: Spent 12.03s on a formula simplification that was a NOOP. DAG size: 42 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-09 00:23:52,852 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:23:52,852 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 359 states to 122 states and 359 transitions. [2024-11-09 00:23:52,852 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 359 transitions. [2024-11-09 00:23:52,853 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2024-11-09 00:23:52,853 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:23:52,853 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:23:52,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:23:52,981 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 10 proven. 50 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2024-11-09 00:23:54,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:23:54,651 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 358 states to 122 states and 358 transitions. [2024-11-09 00:23:54,651 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 358 transitions. [2024-11-09 00:23:54,652 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2024-11-09 00:23:54,652 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:23:54,652 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:23:54,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:23:54,792 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 10 proven. 50 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2024-11-09 00:23:57,218 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:23:57,219 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 357 states to 122 states and 357 transitions. [2024-11-09 00:23:57,219 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 357 transitions. [2024-11-09 00:23:57,220 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2024-11-09 00:23:57,220 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:23:57,220 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:23:57,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 00:23:57,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:23:57,355 INFO L255 TraceCheckSpWp]: Trace formula consists of 152 conjuncts, 40 conjuncts are in the unsatisfiable core [2024-11-09 00:23:57,357 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:23:57,534 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 26 proven. 57 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2024-11-09 00:24:02,695 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:24:02,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 360 states to 123 states and 360 transitions. [2024-11-09 00:24:02,696 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 360 transitions. [2024-11-09 00:24:02,697 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2024-11-09 00:24:02,697 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:24:02,697 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:24:02,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 00:24:02,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:24:02,874 INFO L255 TraceCheckSpWp]: Trace formula consists of 173 conjuncts, 41 conjuncts are in the unsatisfiable core [2024-11-09 00:24:02,875 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:24:04,062 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 34 proven. 80 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2024-11-09 00:24:33,880 WARN L286 SmtUtils]: Spent 20.28s on a formula simplification that was a NOOP. DAG size: 37 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate)