./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/cohendiv-ll_unwindbound20.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 30e01a73 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd1aa6a8-9286-4904-b18b-7a689417ff64/bin/ukojak-verify-1t5iHCbJaC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd1aa6a8-9286-4904-b18b-7a689417ff64/bin/ukojak-verify-1t5iHCbJaC/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd1aa6a8-9286-4904-b18b-7a689417ff64/bin/ukojak-verify-1t5iHCbJaC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd1aa6a8-9286-4904-b18b-7a689417ff64/bin/ukojak-verify-1t5iHCbJaC/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/cohendiv-ll_unwindbound20.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd1aa6a8-9286-4904-b18b-7a689417ff64/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd1aa6a8-9286-4904-b18b-7a689417ff64/bin/ukojak-verify-1t5iHCbJaC --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 93ad3f0e42b4c26a38d8e528f550b89aecdadec634fd1fe3b21f86af4528c655 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 20:04:40,248 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 20:04:40,377 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd1aa6a8-9286-4904-b18b-7a689417ff64/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-23 20:04:40,387 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 20:04:40,388 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-23 20:04:40,436 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 20:04:40,437 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 20:04:40,438 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-23 20:04:40,440 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-23 20:04:40,446 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-23 20:04:40,446 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 20:04:40,447 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 20:04:40,448 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 20:04:40,450 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 20:04:40,450 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 20:04:40,451 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 20:04:40,452 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 20:04:40,452 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 20:04:40,453 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 20:04:40,453 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-23 20:04:40,454 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-23 20:04:40,455 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 20:04:40,455 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 20:04:40,456 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 20:04:40,457 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-23 20:04:40,458 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-23 20:04:40,458 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-23 20:04:40,459 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 20:04:40,459 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:04:40,460 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 20:04:40,462 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 20:04:40,462 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 20:04:40,463 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-23 20:04:40,463 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-23 20:04:40,463 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 20:04:40,464 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_fd1aa6a8-9286-4904-b18b-7a689417ff64/bin/ukojak-verify-1t5iHCbJaC/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd1aa6a8-9286-4904-b18b-7a689417ff64/bin/ukojak-verify-1t5iHCbJaC Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 93ad3f0e42b4c26a38d8e528f550b89aecdadec634fd1fe3b21f86af4528c655 [2023-11-23 20:04:40,812 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 20:04:40,853 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 20:04:40,856 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 20:04:40,858 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 20:04:40,858 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 20:04:40,860 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd1aa6a8-9286-4904-b18b-7a689417ff64/bin/ukojak-verify-1t5iHCbJaC/../../sv-benchmarks/c/nla-digbench-scaling/cohendiv-ll_unwindbound20.c [2023-11-23 20:04:44,306 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 20:04:44,573 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 20:04:44,574 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd1aa6a8-9286-4904-b18b-7a689417ff64/sv-benchmarks/c/nla-digbench-scaling/cohendiv-ll_unwindbound20.c [2023-11-23 20:04:44,586 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd1aa6a8-9286-4904-b18b-7a689417ff64/bin/ukojak-verify-1t5iHCbJaC/data/693a5a00c/4784537d8e2b4cafb6411d82909f2522/FLAGce53f72fc [2023-11-23 20:04:44,610 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd1aa6a8-9286-4904-b18b-7a689417ff64/bin/ukojak-verify-1t5iHCbJaC/data/693a5a00c/4784537d8e2b4cafb6411d82909f2522 [2023-11-23 20:04:44,617 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 20:04:44,621 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 20:04:44,625 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 20:04:44,625 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 20:04:44,633 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 20:04:44,634 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:04:44" (1/1) ... [2023-11-23 20:04:44,636 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@477f4a40 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:04:44, skipping insertion in model container [2023-11-23 20:04:44,636 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:04:44" (1/1) ... [2023-11-23 20:04:44,672 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 20:04:44,935 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:04:44,946 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 20:04:44,991 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:04:45,015 INFO L206 MainTranslator]: Completed translation [2023-11-23 20:04:45,016 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:04:45 WrapperNode [2023-11-23 20:04:45,016 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 20:04:45,017 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 20:04:45,018 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 20:04:45,018 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 20:04:45,028 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:04:45" (1/1) ... [2023-11-23 20:04:45,051 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:04:45" (1/1) ... [2023-11-23 20:04:45,091 INFO L138 Inliner]: procedures = 14, calls = 16, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 107 [2023-11-23 20:04:45,092 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 20:04:45,093 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 20:04:45,093 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 20:04:45,093 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 20:04:45,104 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:04:45" (1/1) ... [2023-11-23 20:04:45,105 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:04:45" (1/1) ... [2023-11-23 20:04:45,110 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:04:45" (1/1) ... [2023-11-23 20:04:45,110 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:04:45" (1/1) ... [2023-11-23 20:04:45,125 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:04:45" (1/1) ... [2023-11-23 20:04:45,134 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:04:45" (1/1) ... [2023-11-23 20:04:45,136 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:04:45" (1/1) ... [2023-11-23 20:04:45,143 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:04:45" (1/1) ... [2023-11-23 20:04:45,145 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 20:04:45,150 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 20:04:45,150 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 20:04:45,150 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 20:04:45,151 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:04:45" (1/1) ... [2023-11-23 20:04:45,159 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:04:45,174 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd1aa6a8-9286-4904-b18b-7a689417ff64/bin/ukojak-verify-1t5iHCbJaC/z3 [2023-11-23 20:04:45,191 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd1aa6a8-9286-4904-b18b-7a689417ff64/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-23 20:04:45,211 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd1aa6a8-9286-4904-b18b-7a689417ff64/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-23 20:04:45,240 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 20:04:45,241 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-23 20:04:45,241 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 20:04:45,241 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 20:04:45,242 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-23 20:04:45,243 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-23 20:04:45,333 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 20:04:45,336 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 20:04:45,731 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 20:04:45,837 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 20:04:45,843 INFO L309 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-23 20:04:45,845 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:04:45 BoogieIcfgContainer [2023-11-23 20:04:45,846 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 20:04:45,847 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-23 20:04:45,849 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-23 20:04:45,861 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-23 20:04:45,861 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:04:45" (1/1) ... [2023-11-23 20:04:45,871 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 20:04:45,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:04:45,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 86 states and 97 transitions. [2023-11-23 20:04:45,945 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 97 transitions. [2023-11-23 20:04:45,947 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-23 20:04:45,947 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:04:45,948 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:04:46,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:04:46,300 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:04:46,370 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:04:46,371 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 88 states and 99 transitions. [2023-11-23 20:04:46,372 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 99 transitions. [2023-11-23 20:04:46,372 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-23 20:04:46,372 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:04:46,373 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:04:46,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:04:46,460 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:04:46,483 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:04:46,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 89 states and 100 transitions. [2023-11-23 20:04:46,486 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 100 transitions. [2023-11-23 20:04:46,486 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-23 20:04:46,486 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:04:46,487 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:04:46,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:04:46,538 INFO L262 TraceCheckSpWp]: Trace formula consists of 44 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:04:46,543 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:04:46,630 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:04:46,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:04:46,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 90 states and 102 transitions. [2023-11-23 20:04:46,677 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 102 transitions. [2023-11-23 20:04:46,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-23 20:04:46,677 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:04:46,678 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:04:46,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:04:46,707 INFO L262 TraceCheckSpWp]: Trace formula consists of 44 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:04:46,708 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:04:46,732 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:04:46,983 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:04:46,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 95 states and 110 transitions. [2023-11-23 20:04:46,990 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 110 transitions. [2023-11-23 20:04:46,991 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-23 20:04:46,991 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:04:46,991 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:04:47,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:04:47,053 INFO L262 TraceCheckSpWp]: Trace formula consists of 45 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:04:47,054 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:04:47,075 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:04:47,098 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:04:47,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 96 states and 111 transitions. [2023-11-23 20:04:47,099 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 111 transitions. [2023-11-23 20:04:47,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-23 20:04:47,107 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:04:47,108 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:04:47,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:04:47,171 INFO L262 TraceCheckSpWp]: Trace formula consists of 54 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:04:47,174 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:04:47,225 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:04:47,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:04:47,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 104 states and 124 transitions. [2023-11-23 20:04:47,715 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 124 transitions. [2023-11-23 20:04:47,716 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-23 20:04:47,716 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:04:47,717 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:04:47,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:04:47,770 INFO L262 TraceCheckSpWp]: Trace formula consists of 55 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:04:47,773 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:04:47,809 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:04:47,835 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:04:47,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 105 states and 125 transitions. [2023-11-23 20:04:47,836 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 125 transitions. [2023-11-23 20:04:47,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-23 20:04:47,837 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:04:47,838 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:04:47,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:04:47,864 INFO L262 TraceCheckSpWp]: Trace formula consists of 56 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-23 20:04:47,866 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:04:47,982 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:04:48,738 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:04:48,739 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 115 states and 140 transitions. [2023-11-23 20:04:48,739 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 140 transitions. [2023-11-23 20:04:48,742 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-23 20:04:48,743 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:04:48,743 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:04:48,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:04:48,782 INFO L262 TraceCheckSpWp]: Trace formula consists of 57 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-23 20:04:48,788 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:04:48,940 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:04:49,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:04:49,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 126 states and 157 transitions. [2023-11-23 20:04:49,791 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 157 transitions. [2023-11-23 20:04:49,792 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-23 20:04:49,792 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:04:49,793 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:04:49,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:04:49,820 INFO L262 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:04:49,822 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:04:49,896 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:04:49,982 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:04:49,983 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 163 states to 129 states and 163 transitions. [2023-11-23 20:04:49,983 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 163 transitions. [2023-11-23 20:04:49,984 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-23 20:04:49,984 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:04:49,984 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:04:50,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:04:50,007 INFO L262 TraceCheckSpWp]: Trace formula consists of 68 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:04:50,008 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:04:50,065 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:04:50,223 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:04:50,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 170 states to 133 states and 170 transitions. [2023-11-23 20:04:50,224 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 170 transitions. [2023-11-23 20:04:50,225 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-23 20:04:50,225 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:04:50,225 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:04:50,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:04:50,250 INFO L262 TraceCheckSpWp]: Trace formula consists of 72 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-23 20:04:50,251 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:04:50,253 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:04:50,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:04:50,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 169 states to 133 states and 169 transitions. [2023-11-23 20:04:50,268 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 169 transitions. [2023-11-23 20:04:50,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-23 20:04:50,269 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:04:50,269 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:04:50,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:04:50,294 INFO L262 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-23 20:04:50,295 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:04:50,452 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:04:51,533 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:04:51,535 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 147 states and 213 transitions. [2023-11-23 20:04:51,535 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 213 transitions. [2023-11-23 20:04:51,536 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-23 20:04:51,536 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:04:51,536 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:04:51,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:04:51,563 INFO L262 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:04:51,565 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:04:51,636 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:04:52,606 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:04:52,608 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 222 states to 152 states and 222 transitions. [2023-11-23 20:04:52,608 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 222 transitions. [2023-11-23 20:04:52,610 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-23 20:04:52,611 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:04:52,613 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:04:52,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:04:52,649 INFO L262 TraceCheckSpWp]: Trace formula consists of 74 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-23 20:04:52,651 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:04:52,840 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:04:54,554 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:04:54,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 268 states to 166 states and 268 transitions. [2023-11-23 20:04:54,555 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 268 transitions. [2023-11-23 20:04:54,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-23 20:04:54,556 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:04:54,557 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:04:54,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:04:54,593 INFO L262 TraceCheckSpWp]: Trace formula consists of 70 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:04:54,595 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:04:54,672 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:04:55,773 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:04:55,775 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 277 states to 170 states and 274 transitions. [2023-11-23 20:04:55,775 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 274 transitions. [2023-11-23 20:04:55,776 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-23 20:04:55,777 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:04:55,777 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:04:55,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:04:55,841 INFO L262 TraceCheckSpWp]: Trace formula consists of 78 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-23 20:04:55,850 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:04:56,019 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:04:57,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:04:57,857 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 326 states to 185 states and 321 transitions. [2023-11-23 20:04:57,858 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 321 transitions. [2023-11-23 20:04:57,858 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-23 20:04:57,859 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:04:57,859 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:04:57,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:04:57,881 INFO L262 TraceCheckSpWp]: Trace formula consists of 78 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-23 20:04:57,883 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:04:58,045 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:05:01,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:05:01,077 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 359 states to 203 states and 353 transitions. [2023-11-23 20:05:01,077 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 353 transitions. [2023-11-23 20:05:01,078 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-23 20:05:01,078 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:05:01,079 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:05:01,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:05:01,129 INFO L262 TraceCheckSpWp]: Trace formula consists of 79 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-23 20:05:01,130 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:05:01,344 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:05:02,953 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:05:02,955 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 378 states to 211 states and 371 transitions. [2023-11-23 20:05:02,956 INFO L276 IsEmpty]: Start isEmpty. Operand 211 states and 371 transitions. [2023-11-23 20:05:02,957 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-23 20:05:02,957 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:05:02,957 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:05:02,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:05:02,981 INFO L262 TraceCheckSpWp]: Trace formula consists of 88 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:05:02,982 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:05:03,022 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-23 20:05:04,774 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:05:04,776 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 397 states to 219 states and 390 transitions. [2023-11-23 20:05:04,776 INFO L276 IsEmpty]: Start isEmpty. Operand 219 states and 390 transitions. [2023-11-23 20:05:04,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-23 20:05:04,778 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:05:04,778 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:05:04,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:05:04,811 INFO L262 TraceCheckSpWp]: Trace formula consists of 89 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:05:04,812 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:05:04,866 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-23 20:05:07,228 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:05:07,230 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 417 states to 228 states and 410 transitions. [2023-11-23 20:05:07,231 INFO L276 IsEmpty]: Start isEmpty. Operand 228 states and 410 transitions. [2023-11-23 20:05:07,232 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-23 20:05:07,232 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:05:07,233 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:05:07,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:05:07,258 INFO L262 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:05:07,259 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:05:07,290 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-23 20:05:09,607 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:05:09,609 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 438 states to 238 states and 431 transitions. [2023-11-23 20:05:09,610 INFO L276 IsEmpty]: Start isEmpty. Operand 238 states and 431 transitions. [2023-11-23 20:05:09,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-23 20:05:09,611 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:05:09,612 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:05:09,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:05:09,637 INFO L262 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:05:09,638 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:05:09,668 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-23 20:05:12,110 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:05:12,112 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 460 states to 249 states and 453 transitions. [2023-11-23 20:05:12,112 INFO L276 IsEmpty]: Start isEmpty. Operand 249 states and 453 transitions. [2023-11-23 20:05:12,113 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-23 20:05:12,114 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:05:12,114 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:05:12,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:05:12,144 INFO L262 TraceCheckSpWp]: Trace formula consists of 108 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:05:12,146 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:05:12,293 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-11-23 20:05:16,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:05:16,648 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 500 states to 263 states and 493 transitions. [2023-11-23 20:05:16,648 INFO L276 IsEmpty]: Start isEmpty. Operand 263 states and 493 transitions. [2023-11-23 20:05:16,649 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-23 20:05:16,649 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:05:16,650 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:05:16,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:05:16,680 INFO L262 TraceCheckSpWp]: Trace formula consists of 109 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-23 20:05:16,681 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:05:16,851 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-11-23 20:05:22,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:05:22,011 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 541 states to 278 states and 534 transitions. [2023-11-23 20:05:22,011 INFO L276 IsEmpty]: Start isEmpty. Operand 278 states and 534 transitions. [2023-11-23 20:05:22,012 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-23 20:05:22,012 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:05:22,013 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:05:22,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:05:22,050 INFO L262 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:05:22,052 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:05:22,105 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-11-23 20:05:25,745 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:05:25,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 578 states to 290 states and 571 transitions. [2023-11-23 20:05:25,747 INFO L276 IsEmpty]: Start isEmpty. Operand 290 states and 571 transitions. [2023-11-23 20:05:25,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-23 20:05:25,748 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:05:25,749 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:05:25,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:05:25,781 INFO L262 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:05:25,782 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:05:25,933 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-11-23 20:05:31,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:05:31,419 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 625 states to 307 states and 618 transitions. [2023-11-23 20:05:31,420 INFO L276 IsEmpty]: Start isEmpty. Operand 307 states and 618 transitions. [2023-11-23 20:05:31,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-23 20:05:31,421 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:05:31,421 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:05:31,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:05:31,455 INFO L262 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-23 20:05:31,465 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:05:31,817 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-11-23 20:05:37,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:05:37,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 670 states to 325 states and 663 transitions. [2023-11-23 20:05:37,667 INFO L276 IsEmpty]: Start isEmpty. Operand 325 states and 663 transitions. [2023-11-23 20:05:37,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-23 20:05:37,668 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:05:37,672 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:05:37,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:05:37,707 INFO L262 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-23 20:05:37,709 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:05:38,155 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked.