./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/bresenham-ll_valuebound5.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 9bd2c7ff 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_ff22ba44-f532-44d9-baa9-4319ff559c74/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff22ba44-f532-44d9-baa9-4319ff559c74/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff22ba44-f532-44d9-baa9-4319ff559c74/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff22ba44-f532-44d9-baa9-4319ff559c74/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/bresenham-ll_valuebound5.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff22ba44-f532-44d9-baa9-4319ff559c74/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff22ba44-f532-44d9-baa9-4319ff559c74/bin/ukojak-verify-G8NBE6pJGL --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 a9fbcd5bc820bcc72ba138482dd1579d30a89debbfe581511878d5fb87d021a2 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:17:40,442 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:17:40,561 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff22ba44-f532-44d9-baa9-4319ff559c74/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-19 03:17:40,569 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 03:17:40,570 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 03:17:40,598 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:17:40,599 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 03:17:40,599 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 03:17:40,600 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:17:40,601 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:17:40,602 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:17:40,602 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 03:17:40,603 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 03:17:40,603 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 03:17:40,604 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 03:17:40,604 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:17:40,605 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 03:17:40,606 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:17:40,606 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 03:17:40,607 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-19 03:17:40,607 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 03:17:40,608 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 03:17:40,608 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 03:17:40,609 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:17:40,609 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:17:40,610 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:17:40,610 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:17:40,611 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:17:40,611 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:17:40,612 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:17:40,613 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:17:40,613 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 03:17:40,613 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 03:17:40,614 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 03:17:40,614 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 03:17:40,614 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_ff22ba44-f532-44d9-baa9-4319ff559c74/bin/ukojak-verify-G8NBE6pJGL/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff22ba44-f532-44d9-baa9-4319ff559c74/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a9fbcd5bc820bcc72ba138482dd1579d30a89debbfe581511878d5fb87d021a2 [2023-11-19 03:17:40,875 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:17:40,909 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:17:40,911 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:17:40,913 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:17:40,913 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:17:40,917 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff22ba44-f532-44d9-baa9-4319ff559c74/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/nla-digbench-scaling/bresenham-ll_valuebound5.c [2023-11-19 03:17:43,862 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:17:44,150 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:17:44,151 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff22ba44-f532-44d9-baa9-4319ff559c74/sv-benchmarks/c/nla-digbench-scaling/bresenham-ll_valuebound5.c [2023-11-19 03:17:44,161 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff22ba44-f532-44d9-baa9-4319ff559c74/bin/ukojak-verify-G8NBE6pJGL/data/48c3e9faf/f5a0e0af3a804c159d7a3ed3987fc6b0/FLAGb3ca7e7e6 [2023-11-19 03:17:44,183 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff22ba44-f532-44d9-baa9-4319ff559c74/bin/ukojak-verify-G8NBE6pJGL/data/48c3e9faf/f5a0e0af3a804c159d7a3ed3987fc6b0 [2023-11-19 03:17:44,189 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:17:44,191 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:17:44,195 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:17:44,195 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:17:44,201 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:17:44,201 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:17:44" (1/1) ... [2023-11-19 03:17:44,202 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7322a4ad and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:17:44, skipping insertion in model container [2023-11-19 03:17:44,203 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:17:44" (1/1) ... [2023-11-19 03:17:44,228 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:17:44,439 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:17:44,449 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:17:44,470 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:17:44,484 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:17:44,485 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:17:44 WrapperNode [2023-11-19 03:17:44,485 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:17:44,486 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:17:44,486 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:17:44,486 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:17:44,494 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:17:44" (1/1) ... [2023-11-19 03:17:44,501 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:17:44" (1/1) ... [2023-11-19 03:17:44,532 INFO L138 Inliner]: procedures = 14, calls = 12, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 116 [2023-11-19 03:17:44,532 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:17:44,534 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:17:44,534 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:17:44,534 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:17:44,544 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:17:44" (1/1) ... [2023-11-19 03:17:44,544 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:17:44" (1/1) ... [2023-11-19 03:17:44,547 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:17:44" (1/1) ... [2023-11-19 03:17:44,547 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:17:44" (1/1) ... [2023-11-19 03:17:44,551 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:17:44" (1/1) ... [2023-11-19 03:17:44,554 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:17:44" (1/1) ... [2023-11-19 03:17:44,556 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:17:44" (1/1) ... [2023-11-19 03:17:44,557 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:17:44" (1/1) ... [2023-11-19 03:17:44,560 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:17:44,561 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:17:44,561 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:17:44,561 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:17:44,562 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:17:44" (1/1) ... [2023-11-19 03:17:44,568 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:17:44,584 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff22ba44-f532-44d9-baa9-4319ff559c74/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:17:44,596 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff22ba44-f532-44d9-baa9-4319ff559c74/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:17:44,620 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff22ba44-f532-44d9-baa9-4319ff559c74/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:17:44,664 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:17:44,665 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 03:17:44,665 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 03:17:44,665 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 03:17:44,666 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:17:44,667 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:17:44,667 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-19 03:17:44,668 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-19 03:17:44,745 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:17:44,751 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:17:45,252 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:17:45,288 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:17:45,288 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-19 03:17:45,293 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:17:45 BoogieIcfgContainer [2023-11-19 03:17:45,294 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 03:17:45,295 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 03:17:45,295 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 03:17:45,303 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 03:17:45,303 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:17:45" (1/1) ... [2023-11-19 03:17:45,310 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 03:17:45,361 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:17:45,369 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 132 states and 136 transitions. [2023-11-19 03:17:45,370 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 136 transitions. [2023-11-19 03:17:45,373 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-19 03:17:45,374 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:17:45,374 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:17:45,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:17:45,577 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:17:45,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:17:45,619 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 131 states and 135 transitions. [2023-11-19 03:17:45,620 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 135 transitions. [2023-11-19 03:17:45,620 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-19 03:17:45,620 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:17:45,621 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:17:45,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:17:45,715 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:17:45,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:17:45,788 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 130 states and 134 transitions. [2023-11-19 03:17:45,788 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 134 transitions. [2023-11-19 03:17:45,788 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-19 03:17:45,789 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:17:45,789 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:17:45,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:17:45,885 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:17:46,101 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:17:46,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 129 states and 133 transitions. [2023-11-19 03:17:46,103 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 133 transitions. [2023-11-19 03:17:46,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-19 03:17:46,104 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:17:46,104 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:17:46,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:17:46,208 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:17:46,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:17:46,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 128 states and 132 transitions. [2023-11-19 03:17:46,616 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 132 transitions. [2023-11-19 03:17:46,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-19 03:17:46,616 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:17:46,617 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:17:46,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:17:46,648 INFO L262 TraceCheckSpWp]: Trace formula consists of 55 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:17:46,653 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:17:46,687 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:17:46,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:17:46,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 130 states and 134 transitions. [2023-11-19 03:17:46,732 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 134 transitions. [2023-11-19 03:17:46,733 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-19 03:17:46,733 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:17:46,733 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:17:46,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:17:46,759 INFO L262 TraceCheckSpWp]: Trace formula consists of 56 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:17:46,760 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:17:46,767 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:17:46,785 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:17:46,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 131 states and 135 transitions. [2023-11-19 03:17:46,786 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 135 transitions. [2023-11-19 03:17:46,787 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-19 03:17:46,787 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:17:46,787 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:17:46,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:17:46,824 INFO L262 TraceCheckSpWp]: Trace formula consists of 59 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:17:46,825 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:17:46,864 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:17:47,045 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:17:47,046 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 171 states to 135 states and 141 transitions. [2023-11-19 03:17:47,047 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 141 transitions. [2023-11-19 03:17:47,047 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-19 03:17:47,047 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:17:47,050 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:17:47,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:17:47,085 INFO L262 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:17:47,087 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:17:47,097 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:17:47,115 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:17:47,116 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 136 states and 142 transitions. [2023-11-19 03:17:47,116 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 142 transitions. [2023-11-19 03:17:47,116 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-19 03:17:47,117 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:17:47,117 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:17:47,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:17:47,142 INFO L262 TraceCheckSpWp]: Trace formula consists of 63 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 03:17:47,144 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:17:47,197 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:17:47,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:17:47,363 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 177 states to 139 states and 147 transitions. [2023-11-19 03:17:47,363 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 147 transitions. [2023-11-19 03:17:47,363 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-19 03:17:47,364 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:17:47,364 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:17:47,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:17:47,390 INFO L262 TraceCheckSpWp]: Trace formula consists of 64 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 03:17:47,391 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:17:47,436 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:17:47,689 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:17:47,690 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 183 states to 143 states and 153 transitions. [2023-11-19 03:17:47,690 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 153 transitions. [2023-11-19 03:17:47,691 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-19 03:17:47,691 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:17:47,691 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:17:47,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:17:47,718 INFO L262 TraceCheckSpWp]: Trace formula consists of 65 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 03:17:47,719 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:17:47,768 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:17:48,098 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:17:48,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 189 states to 146 states and 159 transitions. [2023-11-19 03:17:48,099 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 159 transitions. [2023-11-19 03:17:48,100 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-19 03:17:48,100 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:17:48,100 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:17:48,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:17:48,127 INFO L262 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 03:17:48,129 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:17:48,199 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:17:48,678 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:17:48,678 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 196 states to 150 states and 166 transitions. [2023-11-19 03:17:48,679 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 166 transitions. [2023-11-19 03:17:48,679 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-19 03:17:48,679 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:17:48,680 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:17:48,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:17:48,704 INFO L262 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-19 03:17:48,706 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:17:48,829 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:17:49,189 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:17:49,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 154 states and 171 transitions. [2023-11-19 03:17:49,190 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 171 transitions. [2023-11-19 03:17:49,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-19 03:17:49,191 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:17:49,191 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:17:49,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:17:49,215 INFO L262 TraceCheckSpWp]: Trace formula consists of 68 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-19 03:17:49,217 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:17:49,305 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:17:49,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:17:49,565 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 206 states to 158 states and 176 transitions. [2023-11-19 03:17:49,565 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 176 transitions. [2023-11-19 03:17:49,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-19 03:17:49,566 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:17:49,566 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:17:49,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:17:49,606 INFO L262 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 03:17:49,611 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:17:49,897 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:17:51,502 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:17:51,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 230 states to 170 states and 191 transitions. [2023-11-19 03:17:51,503 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 191 transitions. [2023-11-19 03:17:51,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-19 03:17:51,503 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:17:51,504 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:17:51,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:17:51,528 INFO L262 TraceCheckSpWp]: Trace formula consists of 70 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 03:17:51,530 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:17:51,840 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:17:53,798 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:17:53,799 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 255 states to 183 states and 207 transitions. [2023-11-19 03:17:53,799 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 207 transitions. [2023-11-19 03:17:53,800 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-19 03:17:53,800 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:17:53,800 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:17:53,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:17:53,823 INFO L262 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:17:53,824 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:17:53,917 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:17:55,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:17:55,390 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 274 states to 197 states and 224 transitions. [2023-11-19 03:17:55,390 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 224 transitions. [2023-11-19 03:17:55,391 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-19 03:17:55,391 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:17:55,392 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:17:55,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:17:55,416 INFO L262 TraceCheckSpWp]: Trace formula consists of 72 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:17:55,418 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:17:55,520 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:17:57,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:17:57,098 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 293 states to 212 states and 242 transitions. [2023-11-19 03:17:57,098 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 242 transitions. [2023-11-19 03:17:57,099 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-19 03:17:57,099 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:17:57,100 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:17:57,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:17:57,133 INFO L262 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 10 conjunts are in the unsatisfiable core [2023-11-19 03:17:57,136 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:17:57,728 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:18:00,612 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:18:00,613 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 315 states to 228 states and 261 transitions. [2023-11-19 03:18:00,613 INFO L276 IsEmpty]: Start isEmpty. Operand 228 states and 261 transitions. [2023-11-19 03:18:00,614 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-19 03:18:00,614 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:18:00,614 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:18:00,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:18:00,641 INFO L262 TraceCheckSpWp]: Trace formula consists of 74 conjuncts, 10 conjunts are in the unsatisfiable core [2023-11-19 03:18:00,646 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:18:01,214 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:18:03,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:18:03,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 337 states to 245 states and 281 transitions. [2023-11-19 03:18:03,406 INFO L276 IsEmpty]: Start isEmpty. Operand 245 states and 281 transitions. [2023-11-19 03:18:03,408 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-19 03:18:03,408 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:18:03,409 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:18:03,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:18:03,447 INFO L262 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:18:03,449 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:18:03,732 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:18:06,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:18:06,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 360 states to 263 states and 304 transitions. [2023-11-19 03:18:06,344 INFO L276 IsEmpty]: Start isEmpty. Operand 263 states and 304 transitions. [2023-11-19 03:18:06,345 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-19 03:18:06,345 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:18:06,345 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:18:06,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:18:06,367 INFO L262 TraceCheckSpWp]: Trace formula consists of 76 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:18:06,368 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:18:06,695 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:18:10,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:18:10,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 385 states to 282 states and 329 transitions. [2023-11-19 03:18:10,085 INFO L276 IsEmpty]: Start isEmpty. Operand 282 states and 329 transitions. [2023-11-19 03:18:10,086 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-11-19 03:18:10,086 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:18:10,086 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:18:10,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:18:10,114 INFO L262 TraceCheckSpWp]: Trace formula consists of 86 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:18:10,116 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:18:10,145 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:18:12,023 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:18:12,025 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 408 states to 299 states and 352 transitions. [2023-11-19 03:18:12,025 INFO L276 IsEmpty]: Start isEmpty. Operand 299 states and 352 transitions. [2023-11-19 03:18:12,025 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-19 03:18:12,026 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:18:12,026 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:18:12,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:18:12,059 INFO L262 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:18:12,060 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:18:12,103 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:18:13,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:18:13,847 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 422 states to 306 states and 366 transitions. [2023-11-19 03:18:13,847 INFO L276 IsEmpty]: Start isEmpty. Operand 306 states and 366 transitions. [2023-11-19 03:18:13,848 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-19 03:18:13,848 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:18:13,848 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:18:13,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:18:13,875 INFO L262 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:18:13,877 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:18:14,102 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:18:16,254 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:18:16,255 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 437 states to 313 states and 381 transitions. [2023-11-19 03:18:16,255 INFO L276 IsEmpty]: Start isEmpty. Operand 313 states and 381 transitions. [2023-11-19 03:18:16,256 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-19 03:18:16,256 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:18:16,256 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:18:16,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:18:16,287 INFO L262 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:18:16,289 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:18:16,327 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:18:16,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:18:16,369 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 438 states to 314 states and 382 transitions. [2023-11-19 03:18:16,370 INFO L276 IsEmpty]: Start isEmpty. Operand 314 states and 382 transitions. [2023-11-19 03:18:16,370 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-19 03:18:16,370 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:18:16,371 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:18:16,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:18:16,398 INFO L262 TraceCheckSpWp]: Trace formula consists of 88 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:18:16,399 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:18:16,434 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:18:18,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:18:18,157 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 452 states to 321 states and 396 transitions. [2023-11-19 03:18:18,157 INFO L276 IsEmpty]: Start isEmpty. Operand 321 states and 396 transitions. [2023-11-19 03:18:18,158 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-19 03:18:18,159 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:18:18,159 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:18:18,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:18:18,185 INFO L262 TraceCheckSpWp]: Trace formula consists of 88 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:18:18,186 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:18:18,388 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:18:20,604 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:18:20,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 467 states to 328 states and 411 transitions. [2023-11-19 03:18:20,606 INFO L276 IsEmpty]: Start isEmpty. Operand 328 states and 411 transitions. [2023-11-19 03:18:20,607 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-19 03:18:20,607 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:18:20,607 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:18:20,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:18:20,631 INFO L262 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:18:20,632 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:18:20,879 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:18:26,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:18:26,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 485 states to 336 states and 429 transitions. [2023-11-19 03:18:26,212 INFO L276 IsEmpty]: Start isEmpty. Operand 336 states and 429 transitions. [2023-11-19 03:18:26,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-19 03:18:26,212 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:18:26,212 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:18:26,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:18:26,240 INFO L262 TraceCheckSpWp]: Trace formula consists of 89 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-19 03:18:26,242 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:18:26,528 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:18:30,911 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:18:30,914 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 505 states to 345 states and 449 transitions. [2023-11-19 03:18:30,914 INFO L276 IsEmpty]: Start isEmpty. Operand 345 states and 449 transitions. [2023-11-19 03:18:30,914 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-19 03:18:30,915 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:18:30,915 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:18:30,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:18:30,947 INFO L262 TraceCheckSpWp]: Trace formula consists of 89 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 03:18:30,948 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:18:31,052 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:18:31,659 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:18:31,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 510 states to 348 states and 454 transitions. [2023-11-19 03:18:31,660 INFO L276 IsEmpty]: Start isEmpty. Operand 348 states and 454 transitions. [2023-11-19 03:18:31,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-19 03:18:31,661 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:18:31,661 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:18:31,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:18:31,689 INFO L262 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:18:31,690 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:18:32,013 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked.