./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/loop-lit/as2013-hybrid.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 9bd2c7ff 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_0073ec93-1f84-406b-9482-786b0a46491a/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0073ec93-1f84-406b-9482-786b0a46491a/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_0073ec93-1f84-406b-9482-786b0a46491a/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0073ec93-1f84-406b-9482-786b0a46491a/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/loop-lit/as2013-hybrid.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0073ec93-1f84-406b-9482-786b0a46491a/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_0073ec93-1f84-406b-9482-786b0a46491a/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 6f4877babf2234c4d9f84af37e06b0d1c35e333b586df80a0a3a6ac5b1b8e2d2 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 02:49:09,918 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 02:49:10,002 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0073ec93-1f84-406b-9482-786b0a46491a/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-19 02:49:10,009 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 02:49:10,010 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 02:49:10,056 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 02:49:10,058 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 02:49:10,058 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 02:49:10,059 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 02:49:10,065 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 02:49:10,066 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 02:49:10,067 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 02:49:10,067 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 02:49:10,069 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 02:49:10,069 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 02:49:10,070 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 02:49:10,070 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 02:49:10,071 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 02:49:10,071 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 02:49:10,072 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-19 02:49:10,072 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 02:49:10,073 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 02:49:10,073 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 02:49:10,074 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 02:49:10,074 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 02:49:10,075 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 02:49:10,075 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 02:49:10,075 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 02:49:10,076 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:49:10,076 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 02:49:10,078 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 02:49:10,078 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 02:49:10,078 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 02:49:10,078 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 02:49:10,079 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 02:49:10,079 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_0073ec93-1f84-406b-9482-786b0a46491a/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0073ec93-1f84-406b-9482-786b0a46491a/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6f4877babf2234c4d9f84af37e06b0d1c35e333b586df80a0a3a6ac5b1b8e2d2 [2023-11-19 02:49:10,417 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 02:49:10,450 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 02:49:10,454 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 02:49:10,455 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 02:49:10,455 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 02:49:10,457 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0073ec93-1f84-406b-9482-786b0a46491a/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/loop-lit/as2013-hybrid.i [2023-11-19 02:49:13,572 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 02:49:13,795 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 02:49:13,796 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0073ec93-1f84-406b-9482-786b0a46491a/sv-benchmarks/c/loop-lit/as2013-hybrid.i [2023-11-19 02:49:13,803 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0073ec93-1f84-406b-9482-786b0a46491a/bin/ukojak-verify-G8NBE6pJGL/data/8a2a9a2af/1f667c5e593a4b3483bbbff72f2e1771/FLAG31cb0fd93 [2023-11-19 02:49:13,815 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0073ec93-1f84-406b-9482-786b0a46491a/bin/ukojak-verify-G8NBE6pJGL/data/8a2a9a2af/1f667c5e593a4b3483bbbff72f2e1771 [2023-11-19 02:49:13,818 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 02:49:13,819 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 02:49:13,820 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 02:49:13,821 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 02:49:13,825 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 02:49:13,826 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:49:13" (1/1) ... [2023-11-19 02:49:13,827 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@20f5c7e2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:49:13, skipping insertion in model container [2023-11-19 02:49:13,827 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:49:13" (1/1) ... [2023-11-19 02:49:13,854 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 02:49:14,063 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:49:14,075 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 02:49:14,093 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:49:14,109 INFO L206 MainTranslator]: Completed translation [2023-11-19 02:49:14,109 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:49:14 WrapperNode [2023-11-19 02:49:14,110 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 02:49:14,111 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 02:49:14,111 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 02:49:14,111 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 02:49:14,119 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:49:14" (1/1) ... [2023-11-19 02:49:14,126 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:49:14" (1/1) ... [2023-11-19 02:49:14,145 INFO L138 Inliner]: procedures = 14, calls = 9, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 43 [2023-11-19 02:49:14,145 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 02:49:14,146 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 02:49:14,146 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 02:49:14,146 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 02:49:14,155 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:49:14" (1/1) ... [2023-11-19 02:49:14,156 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:49:14" (1/1) ... [2023-11-19 02:49:14,157 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:49:14" (1/1) ... [2023-11-19 02:49:14,157 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:49:14" (1/1) ... [2023-11-19 02:49:14,160 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:49:14" (1/1) ... [2023-11-19 02:49:14,163 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:49:14" (1/1) ... [2023-11-19 02:49:14,165 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:49:14" (1/1) ... [2023-11-19 02:49:14,165 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:49:14" (1/1) ... [2023-11-19 02:49:14,167 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 02:49:14,168 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 02:49:14,168 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 02:49:14,168 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 02:49:14,169 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:49:14" (1/1) ... [2023-11-19 02:49:14,175 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:49:14,190 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0073ec93-1f84-406b-9482-786b0a46491a/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 02:49:14,208 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0073ec93-1f84-406b-9482-786b0a46491a/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 02:49:14,259 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 02:49:14,259 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 02:49:14,260 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 02:49:14,260 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 02:49:14,260 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-19 02:49:14,261 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-19 02:49:14,260 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0073ec93-1f84-406b-9482-786b0a46491a/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 02:49:14,364 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 02:49:14,366 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 02:49:14,479 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 02:49:14,521 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 02:49:14,522 INFO L302 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-19 02:49:14,526 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:49:14 BoogieIcfgContainer [2023-11-19 02:49:14,526 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 02:49:14,527 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 02:49:14,527 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 02:49:14,539 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 02:49:14,539 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:49:14" (1/1) ... [2023-11-19 02:49:14,548 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 02:49:14,596 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:49:14,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 17 states and 19 transitions. [2023-11-19 02:49:14,604 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 19 transitions. [2023-11-19 02:49:14,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-19 02:49:14,606 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:49:14,607 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:49:14,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:49:14,822 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:49:14,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:49:14,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 18 states and 21 transitions. [2023-11-19 02:49:14,897 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 21 transitions. [2023-11-19 02:49:14,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-19 02:49:14,897 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:49:14,897 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:49:14,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:49:14,941 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:49:14,970 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:49:14,971 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 19 states and 22 transitions. [2023-11-19 02:49:14,971 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 22 transitions. [2023-11-19 02:49:14,974 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-19 02:49:14,986 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:49:14,986 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:49:14,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:49:15,037 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:49:15,069 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:49:15,070 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 20 states and 24 transitions. [2023-11-19 02:49:15,070 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 24 transitions. [2023-11-19 02:49:15,071 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-19 02:49:15,071 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:49:15,071 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:49:15,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:49:15,159 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 02:49:15,204 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:49:15,205 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 24 states and 30 transitions. [2023-11-19 02:49:15,205 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2023-11-19 02:49:15,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-19 02:49:15,206 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:49:15,207 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:49:15,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:49:15,324 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 02:49:15,364 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:49:15,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 25 states and 31 transitions. [2023-11-19 02:49:15,365 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 31 transitions. [2023-11-19 02:49:15,365 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-19 02:49:15,369 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:49:15,370 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:49:15,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:49:15,509 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 02:49:15,606 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:49:15,607 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 26 states and 33 transitions. [2023-11-19 02:49:15,607 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 33 transitions. [2023-11-19 02:49:15,609 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-19 02:49:15,609 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:49:15,609 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:49:15,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:49:15,811 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-19 02:49:16,140 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:49:16,142 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 31 states and 40 transitions. [2023-11-19 02:49:16,142 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 40 transitions. [2023-11-19 02:49:16,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-19 02:49:16,145 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:49:16,145 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:49:16,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:49:16,262 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2023-11-19 02:49:16,507 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:49:16,508 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 30 states and 39 transitions. [2023-11-19 02:49:16,508 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 39 transitions. [2023-11-19 02:49:16,512 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-19 02:49:16,512 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:49:16,512 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:49:16,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:49:16,630 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 2 proven. 8 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-19 02:49:17,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:49:17,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 36 states and 47 transitions. [2023-11-19 02:49:17,063 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 47 transitions. [2023-11-19 02:49:17,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-19 02:49:17,064 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:49:17,065 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:49:17,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:49:17,204 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 5 proven. 11 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2023-11-19 02:49:17,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:49:17,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 30 states and 37 transitions. [2023-11-19 02:49:17,266 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 37 transitions. [2023-11-19 02:49:17,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-19 02:49:17,269 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:49:17,269 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:49:17,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:49:17,423 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 2 proven. 21 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2023-11-19 02:49:17,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:49:17,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 36 states and 45 transitions. [2023-11-19 02:49:17,782 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 45 transitions. [2023-11-19 02:49:17,783 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-19 02:49:17,783 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:49:17,783 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:49:17,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:49:18,006 INFO L134 CoverageAnalysis]: Checked inductivity of 98 backedges. 2 proven. 40 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2023-11-19 02:49:18,474 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:49:18,475 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 42 states and 53 transitions. [2023-11-19 02:49:18,475 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 53 transitions. [2023-11-19 02:49:18,477 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-11-19 02:49:18,477 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:49:18,477 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:49:18,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:49:18,809 INFO L134 CoverageAnalysis]: Checked inductivity of 157 backedges. 2 proven. 65 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2023-11-19 02:49:19,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:49:19,355 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 48 states and 61 transitions. [2023-11-19 02:49:19,355 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 61 transitions. [2023-11-19 02:49:19,357 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2023-11-19 02:49:19,357 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:49:19,357 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:49:19,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:49:19,656 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 2 proven. 96 refuted. 0 times theorem prover too weak. 132 trivial. 0 not checked. [2023-11-19 02:49:20,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:49:20,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 54 states and 69 transitions. [2023-11-19 02:49:20,258 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 69 transitions. [2023-11-19 02:49:20,260 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2023-11-19 02:49:20,260 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:49:20,260 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:49:20,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:49:20,618 INFO L134 CoverageAnalysis]: Checked inductivity of 317 backedges. 2 proven. 133 refuted. 0 times theorem prover too weak. 182 trivial. 0 not checked. [2023-11-19 02:49:21,289 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:49:21,290 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 60 states and 77 transitions. [2023-11-19 02:49:21,290 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 77 transitions. [2023-11-19 02:49:21,291 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2023-11-19 02:49:21,292 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:49:21,292 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:49:21,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:49:21,720 INFO L134 CoverageAnalysis]: Checked inductivity of 418 backedges. 2 proven. 176 refuted. 0 times theorem prover too weak. 240 trivial. 0 not checked. [2023-11-19 02:49:22,322 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:49:22,323 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 66 states and 85 transitions. [2023-11-19 02:49:22,324 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 85 transitions. [2023-11-19 02:49:22,325 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2023-11-19 02:49:22,325 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:49:22,326 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:49:22,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:49:22,793 INFO L134 CoverageAnalysis]: Checked inductivity of 533 backedges. 2 proven. 225 refuted. 0 times theorem prover too weak. 306 trivial. 0 not checked. [2023-11-19 02:49:23,355 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:49:23,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 72 states and 92 transitions. [2023-11-19 02:49:23,356 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 92 transitions. [2023-11-19 02:49:23,361 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2023-11-19 02:49:23,362 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:49:23,363 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:49:23,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:49:23,848 INFO L134 CoverageAnalysis]: Checked inductivity of 662 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 660 trivial. 0 not checked. [2023-11-19 02:49:29,471 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:49:29,473 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 195 states to 135 states and 176 transitions. [2023-11-19 02:49:29,473 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 176 transitions. [2023-11-19 02:49:29,475 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2023-11-19 02:49:29,475 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:49:29,476 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:49:29,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:49:30,028 INFO L134 CoverageAnalysis]: Checked inductivity of 663 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 660 trivial. 0 not checked. [2023-11-19 02:49:30,779 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:49:30,780 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 198 states to 138 states and 179 transitions. [2023-11-19 02:49:30,781 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 179 transitions. [2023-11-19 02:49:30,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 212 [2023-11-19 02:49:30,784 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:49:30,785 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:49:30,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:49:31,965 INFO L134 CoverageAnalysis]: Checked inductivity of 2748 backedges. 0 proven. 628 refuted. 0 times theorem prover too weak. 2120 trivial. 0 not checked. [2023-11-19 02:49:40,607 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:49:40,609 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 282 states to 200 states and 261 transitions. [2023-11-19 02:49:40,609 INFO L276 IsEmpty]: Start isEmpty. Operand 200 states and 261 transitions. [2023-11-19 02:49:40,614 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 213 [2023-11-19 02:49:40,614 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:49:40,614 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:49:40,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:49:41,553 INFO L134 CoverageAnalysis]: Checked inductivity of 2750 backedges. 0 proven. 630 refuted. 0 times theorem prover too weak. 2120 trivial. 0 not checked. [2023-11-19 02:49:42,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:49:42,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 285 states to 203 states and 264 transitions. [2023-11-19 02:49:42,447 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 264 transitions. [2023-11-19 02:49:42,455 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 316 [2023-11-19 02:49:42,457 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:49:42,457 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:49:42,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:49:44,636 INFO L134 CoverageAnalysis]: Checked inductivity of 6258 backedges. 0 proven. 1878 refuted. 0 times theorem prover too weak. 4380 trivial. 0 not checked. [2023-11-19 02:49:55,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:49:55,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 368 states to 264 states and 345 transitions. [2023-11-19 02:49:55,321 INFO L276 IsEmpty]: Start isEmpty. Operand 264 states and 345 transitions. [2023-11-19 02:49:55,327 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 317 [2023-11-19 02:49:55,331 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:49:55,332 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:49:55,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:49:56,992 INFO L134 CoverageAnalysis]: Checked inductivity of 6261 backedges. 0 proven. 1881 refuted. 0 times theorem prover too weak. 4380 trivial. 0 not checked. [2023-11-19 02:49:58,187 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:49:58,189 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 371 states to 267 states and 348 transitions. [2023-11-19 02:49:58,189 INFO L276 IsEmpty]: Start isEmpty. Operand 267 states and 348 transitions. [2023-11-19 02:49:58,204 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 420 [2023-11-19 02:49:58,205 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:49:58,205 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:49:58,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat