./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/xcsp/AllInterval-008.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 30e01a73 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_0616f645-7c29-4233-843f-92b1c719469a/bin/ukojak-verify-1t5iHCbJaC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0616f645-7c29-4233-843f-92b1c719469a/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_0616f645-7c29-4233-843f-92b1c719469a/bin/ukojak-verify-1t5iHCbJaC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0616f645-7c29-4233-843f-92b1c719469a/bin/ukojak-verify-1t5iHCbJaC/config/KojakReach.xml -i ../../sv-benchmarks/c/xcsp/AllInterval-008.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0616f645-7c29-4233-843f-92b1c719469a/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_0616f645-7c29-4233-843f-92b1c719469a/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 8f1a1519dc3ac954bb27ae35f40dd4ee3500f707e2df097fc14441b899353328 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 20:11:35,371 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 20:11:35,462 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0616f645-7c29-4233-843f-92b1c719469a/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-23 20:11:35,468 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 20:11:35,469 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-23 20:11:35,496 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 20:11:35,497 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 20:11:35,498 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-23 20:11:35,499 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-23 20:11:35,499 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-23 20:11:35,500 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 20:11:35,501 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 20:11:35,501 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 20:11:35,502 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 20:11:35,503 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 20:11:35,503 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 20:11:35,504 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 20:11:35,504 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 20:11:35,505 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 20:11:35,506 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-23 20:11:35,506 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-23 20:11:35,507 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 20:11:35,508 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 20:11:35,509 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 20:11:35,509 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-23 20:11:35,510 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-23 20:11:35,510 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-23 20:11:35,511 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 20:11:35,512 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:11:35,512 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 20:11:35,513 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 20:11:35,513 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 20:11:35,514 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-23 20:11:35,514 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-23 20:11:35,515 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 20:11:35,515 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_0616f645-7c29-4233-843f-92b1c719469a/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0616f645-7c29-4233-843f-92b1c719469a/bin/ukojak-verify-1t5iHCbJaC Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8f1a1519dc3ac954bb27ae35f40dd4ee3500f707e2df097fc14441b899353328 [2023-11-23 20:11:35,766 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 20:11:35,800 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 20:11:35,804 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 20:11:35,805 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 20:11:35,806 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 20:11:35,807 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0616f645-7c29-4233-843f-92b1c719469a/bin/ukojak-verify-1t5iHCbJaC/../../sv-benchmarks/c/xcsp/AllInterval-008.c [2023-11-23 20:11:38,967 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 20:11:39,247 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 20:11:39,250 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0616f645-7c29-4233-843f-92b1c719469a/sv-benchmarks/c/xcsp/AllInterval-008.c [2023-11-23 20:11:39,262 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0616f645-7c29-4233-843f-92b1c719469a/bin/ukojak-verify-1t5iHCbJaC/data/2616b7cce/ea65058c8adf4632bc41017a6dfb5012/FLAG1fc21e4b1 [2023-11-23 20:11:39,283 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0616f645-7c29-4233-843f-92b1c719469a/bin/ukojak-verify-1t5iHCbJaC/data/2616b7cce/ea65058c8adf4632bc41017a6dfb5012 [2023-11-23 20:11:39,289 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 20:11:39,291 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 20:11:39,295 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 20:11:39,295 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 20:11:39,301 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 20:11:39,301 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:11:39" (1/1) ... [2023-11-23 20:11:39,302 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@26a94117 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:11:39, skipping insertion in model container [2023-11-23 20:11:39,303 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:11:39" (1/1) ... [2023-11-23 20:11:39,343 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 20:11:39,610 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:11:39,630 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 20:11:39,672 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:11:39,700 INFO L206 MainTranslator]: Completed translation [2023-11-23 20:11:39,701 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:11:39 WrapperNode [2023-11-23 20:11:39,701 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 20:11:39,702 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 20:11:39,702 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 20:11:39,703 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 20:11:39,711 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:11:39" (1/1) ... [2023-11-23 20:11:39,720 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:11:39" (1/1) ... [2023-11-23 20:11:39,760 INFO L138 Inliner]: procedures = 13, calls = 94, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 249 [2023-11-23 20:11:39,761 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 20:11:39,762 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 20:11:39,762 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 20:11:39,762 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 20:11:39,773 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:11:39" (1/1) ... [2023-11-23 20:11:39,773 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:11:39" (1/1) ... [2023-11-23 20:11:39,776 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:11:39" (1/1) ... [2023-11-23 20:11:39,776 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:11:39" (1/1) ... [2023-11-23 20:11:39,784 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:11:39" (1/1) ... [2023-11-23 20:11:39,786 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:11:39" (1/1) ... [2023-11-23 20:11:39,788 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:11:39" (1/1) ... [2023-11-23 20:11:39,790 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:11:39" (1/1) ... [2023-11-23 20:11:39,793 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 20:11:39,794 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 20:11:39,794 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 20:11:39,795 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 20:11:39,795 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:11:39" (1/1) ... [2023-11-23 20:11:39,802 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:11:39,825 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0616f645-7c29-4233-843f-92b1c719469a/bin/ukojak-verify-1t5iHCbJaC/z3 [2023-11-23 20:11:39,838 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0616f645-7c29-4233-843f-92b1c719469a/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-23 20:11:39,853 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0616f645-7c29-4233-843f-92b1c719469a/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-23 20:11:39,876 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 20:11:39,876 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 20:11:39,876 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 20:11:39,876 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-23 20:11:39,877 INFO L130 BoogieDeclarations]: Found specification of procedure assume [2023-11-23 20:11:39,877 INFO L138 BoogieDeclarations]: Found implementation of procedure assume [2023-11-23 20:11:39,958 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 20:11:39,961 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 20:11:40,418 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 20:11:40,476 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 20:11:40,476 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-23 20:11:40,478 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:11:40 BoogieIcfgContainer [2023-11-23 20:11:40,479 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 20:11:40,480 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-23 20:11:40,480 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-23 20:11:40,491 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-23 20:11:40,491 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:11:40" (1/1) ... [2023-11-23 20:11:40,501 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 20:11:40,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:11:40,571 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 268 states to 177 states and 268 transitions. [2023-11-23 20:11:40,571 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 268 transitions. [2023-11-23 20:11:40,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 256 [2023-11-23 20:11:40,588 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:11:40,588 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:11:41,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:11:42,020 INFO L134 CoverageAnalysis]: Checked inductivity of 6162 backedges. 0 proven. 78 refuted. 0 times theorem prover too weak. 6084 trivial. 0 not checked. [2023-11-23 20:11:43,625 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:11:43,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 441 states to 176 states and 267 transitions. [2023-11-23 20:11:43,630 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 267 transitions. [2023-11-23 20:11:43,636 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 257 [2023-11-23 20:11:43,637 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:11:43,637 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:11:43,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:11:44,281 INFO L134 CoverageAnalysis]: Checked inductivity of 6162 backedges. 2 proven. 76 refuted. 0 times theorem prover too weak. 6084 trivial. 0 not checked. [2023-11-23 20:11:46,153 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:11:46,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 615 states to 175 states and 266 transitions. [2023-11-23 20:11:46,168 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 266 transitions. [2023-11-23 20:11:46,174 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 259 [2023-11-23 20:11:46,177 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:11:46,178 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:11:46,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:11:46,414 INFO L134 CoverageAnalysis]: Checked inductivity of 6162 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6162 trivial. 0 not checked. [2023-11-23 20:11:46,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:11:46,636 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 614 states to 174 states and 265 transitions. [2023-11-23 20:11:46,637 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 265 transitions. [2023-11-23 20:11:46,642 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 260 [2023-11-23 20:11:46,642 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:11:46,643 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:11:46,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:11:47,142 INFO L134 CoverageAnalysis]: Checked inductivity of 6162 backedges. 0 proven. 78 refuted. 0 times theorem prover too weak. 6084 trivial. 0 not checked. [2023-11-23 20:11:47,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:11:47,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 618 states to 173 states and 264 transitions. [2023-11-23 20:11:47,512 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 264 transitions. [2023-11-23 20:11:47,522 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 263 [2023-11-23 20:11:47,522 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:11:47,523 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:11:47,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:11:48,005 INFO L134 CoverageAnalysis]: Checked inductivity of 6320 backedges. 2 proven. 77 refuted. 0 times theorem prover too weak. 6241 trivial. 0 not checked. [2023-11-23 20:11:50,152 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:11:50,154 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 787 states to 176 states and 269 transitions. [2023-11-23 20:11:50,154 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 269 transitions. [2023-11-23 20:11:50,159 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 264 [2023-11-23 20:11:50,159 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:11:50,159 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:11:50,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:11:50,625 INFO L134 CoverageAnalysis]: Checked inductivity of 6320 backedges. 4 proven. 75 refuted. 0 times theorem prover too weak. 6241 trivial. 0 not checked. [2023-11-23 20:11:53,423 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:11:53,425 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 964 states to 180 states and 275 transitions. [2023-11-23 20:11:53,425 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 275 transitions. [2023-11-23 20:11:53,429 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 265 [2023-11-23 20:11:53,429 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:11:53,429 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:11:53,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:11:53,998 INFO L134 CoverageAnalysis]: Checked inductivity of 6320 backedges. 0 proven. 79 refuted. 0 times theorem prover too weak. 6241 trivial. 0 not checked. [2023-11-23 20:11:58,266 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:11:58,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1148 states to 179 states and 274 transitions. [2023-11-23 20:11:58,267 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 274 transitions. [2023-11-23 20:11:58,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 266 [2023-11-23 20:11:58,271 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:11:58,271 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:11:58,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:11:58,412 INFO L134 CoverageAnalysis]: Checked inductivity of 6320 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6320 trivial. 0 not checked. [2023-11-23 20:11:58,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:11:58,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1147 states to 178 states and 273 transitions. [2023-11-23 20:11:58,635 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 273 transitions. [2023-11-23 20:11:58,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 266 [2023-11-23 20:11:58,639 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:11:58,639 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:11:58,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:11:58,973 INFO L134 CoverageAnalysis]: Checked inductivity of 6320 backedges. 4 proven. 75 refuted. 0 times theorem prover too weak. 6241 trivial. 0 not checked. [2023-11-23 20:11:59,798 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:11:59,799 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1150 states to 175 states and 268 transitions. [2023-11-23 20:11:59,800 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 268 transitions. [2023-11-23 20:11:59,804 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 266 [2023-11-23 20:11:59,804 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:11:59,804 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:11:59,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:12:00,146 INFO L134 CoverageAnalysis]: Checked inductivity of 6320 backedges. 4 proven. 75 refuted. 0 times theorem prover too weak. 6241 trivial. 0 not checked. [2023-11-23 20:12:00,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:12:00,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1154 states to 173 states and 266 transitions. [2023-11-23 20:12:00,616 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 266 transitions. [2023-11-23 20:12:00,619 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 267 [2023-11-23 20:12:00,619 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:12:00,619 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:12:00,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:12:01,239 INFO L134 CoverageAnalysis]: Checked inductivity of 6320 backedges. 6 proven. 150 refuted. 0 times theorem prover too weak. 6164 trivial. 0 not checked. [2023-11-23 20:12:04,785 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:12:04,787 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1327 states to 180 states and 276 transitions. [2023-11-23 20:12:04,787 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 276 transitions. [2023-11-23 20:12:04,789 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 270 [2023-11-23 20:12:04,789 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:12:04,790 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:12:04,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:12:05,348 INFO L134 CoverageAnalysis]: Checked inductivity of 6480 backedges. 4 proven. 76 refuted. 0 times theorem prover too weak. 6400 trivial. 0 not checked. [2023-11-23 20:12:10,453 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:12:10,454 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1508 states to 188 states and 291 transitions. [2023-11-23 20:12:10,455 INFO L276 IsEmpty]: Start isEmpty. Operand 188 states and 291 transitions. [2023-11-23 20:12:10,484 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 269 [2023-11-23 20:12:10,484 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:12:10,485 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:12:10,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:12:10,965 INFO L134 CoverageAnalysis]: Checked inductivity of 6320 backedges. 6 proven. 150 refuted. 0 times theorem prover too weak. 6164 trivial. 0 not checked. [2023-11-23 20:12:12,230 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:12:12,231 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1516 states to 180 states and 279 transitions. [2023-11-23 20:12:12,232 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 279 transitions. [2023-11-23 20:12:12,234 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 271 [2023-11-23 20:12:12,234 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:12:12,234 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:12:12,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:12:12,930 INFO L134 CoverageAnalysis]: Checked inductivity of 6480 backedges. 6 proven. 74 refuted. 0 times theorem prover too weak. 6400 trivial. 0 not checked. [2023-11-23 20:12:19,994 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:12:19,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1701 states to 189 states and 295 transitions. [2023-11-23 20:12:19,996 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 295 transitions. [2023-11-23 20:12:19,998 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 272 [2023-11-23 20:12:19,999 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:12:19,999 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:12:20,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:12:20,782 INFO L134 CoverageAnalysis]: Checked inductivity of 6480 backedges. 2 proven. 78 refuted. 0 times theorem prover too weak. 6400 trivial. 0 not checked. [2023-11-23 20:12:27,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:12:27,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1881 states to 199 states and 313 transitions. [2023-11-23 20:12:27,573 INFO L276 IsEmpty]: Start isEmpty. Operand 199 states and 313 transitions. [2023-11-23 20:12:27,576 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 272 [2023-11-23 20:12:27,576 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:12:27,577 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:12:27,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:12:27,937 INFO L134 CoverageAnalysis]: Checked inductivity of 6480 backedges. 4 proven. 76 refuted. 0 times theorem prover too weak. 6400 trivial. 0 not checked.