./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 cf1a7837 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_bbe555d9-be12-4238-bcd6-dae7dd29d4c7/bin/ukojak-verify-0OAaufAVZV/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bbe555d9-be12-4238-bcd6-dae7dd29d4c7/bin/ukojak-verify-0OAaufAVZV/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bbe555d9-be12-4238-bcd6-dae7dd29d4c7/bin/ukojak-verify-0OAaufAVZV/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bbe555d9-be12-4238-bcd6-dae7dd29d4c7/bin/ukojak-verify-0OAaufAVZV/config/KojakReach.xml -i ../../sv-benchmarks/c/loop-lit/as2013-hybrid.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bbe555d9-be12-4238-bcd6-dae7dd29d4c7/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bbe555d9-be12-4238-bcd6-dae7dd29d4c7/bin/ukojak-verify-0OAaufAVZV --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-cf1a783 [2023-11-11 23:55:02,496 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-11 23:55:02,621 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bbe555d9-be12-4238-bcd6-dae7dd29d4c7/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-11 23:55:02,626 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-11 23:55:02,627 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-11 23:55:02,654 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-11 23:55:02,655 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-11 23:55:02,656 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-11 23:55:02,657 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-11 23:55:02,663 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-11 23:55:02,664 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-11 23:55:02,664 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-11 23:55:02,665 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-11 23:55:02,667 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-11 23:55:02,667 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-11 23:55:02,668 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-11 23:55:02,669 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-11 23:55:02,669 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-11 23:55:02,670 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-11 23:55:02,671 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-11 23:55:02,671 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-11 23:55:02,672 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-11 23:55:02,672 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-11 23:55:02,673 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-11 23:55:02,674 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-11 23:55:02,674 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-11 23:55:02,675 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-11 23:55:02,675 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:55:02,676 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-11 23:55:02,677 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-11 23:55:02,678 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-11 23:55:02,678 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-11 23:55:02,679 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-11 23:55:02,679 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-11 23:55:02,679 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_bbe555d9-be12-4238-bcd6-dae7dd29d4c7/bin/ukojak-verify-0OAaufAVZV/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bbe555d9-be12-4238-bcd6-dae7dd29d4c7/bin/ukojak-verify-0OAaufAVZV Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6f4877babf2234c4d9f84af37e06b0d1c35e333b586df80a0a3a6ac5b1b8e2d2 [2023-11-11 23:55:02,976 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-11 23:55:03,009 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-11 23:55:03,012 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-11 23:55:03,014 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-11 23:55:03,015 INFO L274 PluginConnector]: CDTParser initialized [2023-11-11 23:55:03,016 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bbe555d9-be12-4238-bcd6-dae7dd29d4c7/bin/ukojak-verify-0OAaufAVZV/../../sv-benchmarks/c/loop-lit/as2013-hybrid.i [2023-11-11 23:55:06,153 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-11 23:55:06,359 INFO L384 CDTParser]: Found 1 translation units. [2023-11-11 23:55:06,359 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bbe555d9-be12-4238-bcd6-dae7dd29d4c7/sv-benchmarks/c/loop-lit/as2013-hybrid.i [2023-11-11 23:55:06,368 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bbe555d9-be12-4238-bcd6-dae7dd29d4c7/bin/ukojak-verify-0OAaufAVZV/data/5aaebcbc0/3b1068c565724fa396fd2097feb619cd/FLAGfe9318d4d [2023-11-11 23:55:06,384 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bbe555d9-be12-4238-bcd6-dae7dd29d4c7/bin/ukojak-verify-0OAaufAVZV/data/5aaebcbc0/3b1068c565724fa396fd2097feb619cd [2023-11-11 23:55:06,387 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-11 23:55:06,389 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-11 23:55:06,391 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-11 23:55:06,391 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-11 23:55:06,397 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-11 23:55:06,401 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:55:06" (1/1) ... [2023-11-11 23:55:06,402 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1cc8691d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:55:06, skipping insertion in model container [2023-11-11 23:55:06,402 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:55:06" (1/1) ... [2023-11-11 23:55:06,426 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-11 23:55:06,607 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:55:06,617 INFO L202 MainTranslator]: Completed pre-run [2023-11-11 23:55:06,637 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:55:06,650 INFO L206 MainTranslator]: Completed translation [2023-11-11 23:55:06,651 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:55:06 WrapperNode [2023-11-11 23:55:06,651 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-11 23:55:06,653 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-11 23:55:06,653 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-11 23:55:06,653 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-11 23:55:06,662 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:55:06" (1/1) ... [2023-11-11 23:55:06,670 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:55:06" (1/1) ... [2023-11-11 23:55:06,695 INFO L138 Inliner]: procedures = 14, calls = 9, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 43 [2023-11-11 23:55:06,696 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-11 23:55:06,697 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-11 23:55:06,698 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-11 23:55:06,698 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-11 23:55:06,708 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:55:06" (1/1) ... [2023-11-11 23:55:06,709 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:55:06" (1/1) ... [2023-11-11 23:55:06,711 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:55:06" (1/1) ... [2023-11-11 23:55:06,712 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:55:06" (1/1) ... [2023-11-11 23:55:06,718 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:55:06" (1/1) ... [2023-11-11 23:55:06,722 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:55:06" (1/1) ... [2023-11-11 23:55:06,725 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:55:06" (1/1) ... [2023-11-11 23:55:06,726 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:55:06" (1/1) ... [2023-11-11 23:55:06,734 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-11 23:55:06,735 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-11 23:55:06,735 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-11 23:55:06,735 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-11 23:55:06,737 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:55:06" (1/1) ... [2023-11-11 23:55:06,743 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:55:06,760 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bbe555d9-be12-4238-bcd6-dae7dd29d4c7/bin/ukojak-verify-0OAaufAVZV/z3 [2023-11-11 23:55:06,774 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bbe555d9-be12-4238-bcd6-dae7dd29d4c7/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-11 23:55:06,784 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bbe555d9-be12-4238-bcd6-dae7dd29d4c7/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-11 23:55:06,815 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-11 23:55:06,815 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-11 23:55:06,815 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-11 23:55:06,816 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-11 23:55:06,816 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-11 23:55:06,816 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-11 23:55:06,875 INFO L236 CfgBuilder]: Building ICFG [2023-11-11 23:55:06,877 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-11 23:55:07,010 INFO L277 CfgBuilder]: Performing block encoding [2023-11-11 23:55:07,057 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-11 23:55:07,057 INFO L302 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-11 23:55:07,060 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:55:07 BoogieIcfgContainer [2023-11-11 23:55:07,061 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-11 23:55:07,062 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-11 23:55:07,062 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-11 23:55:07,073 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-11 23:55:07,074 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:55:07" (1/1) ... [2023-11-11 23:55:07,083 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-11 23:55:07,137 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:55:07,146 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 17 states and 19 transitions. [2023-11-11 23:55:07,146 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 19 transitions. [2023-11-11 23:55:07,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-11 23:55:07,149 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:55:07,149 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:55:07,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:55:07,406 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:55:07,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:55:07,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 18 states and 21 transitions. [2023-11-11 23:55:07,491 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 21 transitions. [2023-11-11 23:55:07,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-11 23:55:07,491 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:55:07,492 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:55:07,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:55:07,555 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:55:07,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:55:07,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 19 states and 22 transitions. [2023-11-11 23:55:07,572 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 22 transitions. [2023-11-11 23:55:07,576 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-11 23:55:07,576 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:55:07,576 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:55:07,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:55:07,664 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:55:07,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:55:07,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 20 states and 24 transitions. [2023-11-11 23:55:07,724 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 24 transitions. [2023-11-11 23:55:07,724 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-11 23:55:07,725 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:55:07,725 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:55:07,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:55:07,889 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-11 23:55:07,968 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:55:07,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 24 states and 30 transitions. [2023-11-11 23:55:07,970 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2023-11-11 23:55:07,970 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-11 23:55:07,971 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:55:07,971 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:55:07,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:55:08,058 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-11 23:55:08,080 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:55:08,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 25 states and 31 transitions. [2023-11-11 23:55:08,081 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 31 transitions. [2023-11-11 23:55:08,081 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-11 23:55:08,081 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:55:08,082 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:55:08,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:55:08,175 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-11 23:55:08,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:55:08,247 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 26 states and 33 transitions. [2023-11-11 23:55:08,247 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 33 transitions. [2023-11-11 23:55:08,248 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-11 23:55:08,248 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:55:08,248 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:55:08,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:55:08,371 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-11 23:55:08,575 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:55:08,576 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 31 states and 40 transitions. [2023-11-11 23:55:08,576 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 40 transitions. [2023-11-11 23:55:08,578 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-11 23:55:08,578 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:55:08,578 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:55:08,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:55:08,673 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2023-11-11 23:55:08,926 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:55:08,927 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 30 states and 39 transitions. [2023-11-11 23:55:08,928 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 39 transitions. [2023-11-11 23:55:08,929 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-11 23:55:08,929 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:55:08,929 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:55:08,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:55:09,073 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 2 proven. 8 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-11 23:55:09,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:55:09,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 36 states and 47 transitions. [2023-11-11 23:55:09,537 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 47 transitions. [2023-11-11 23:55:09,539 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-11 23:55:09,539 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:55:09,539 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:55:09,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:55:09,659 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 5 proven. 11 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2023-11-11 23:55:09,715 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:55:09,716 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 30 states and 37 transitions. [2023-11-11 23:55:09,716 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 37 transitions. [2023-11-11 23:55:09,717 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-11 23:55:09,718 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:55:09,718 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:55:09,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:55:09,864 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 2 proven. 21 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2023-11-11 23:55:10,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:55:10,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 36 states and 45 transitions. [2023-11-11 23:55:10,265 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 45 transitions. [2023-11-11 23:55:10,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-11 23:55:10,267 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:55:10,267 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:55:10,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:55:10,508 INFO L134 CoverageAnalysis]: Checked inductivity of 98 backedges. 2 proven. 40 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2023-11-11 23:55:10,970 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:55:10,971 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 42 states and 53 transitions. [2023-11-11 23:55:10,971 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 53 transitions. [2023-11-11 23:55:10,972 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-11-11 23:55:10,973 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:55:10,973 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:55:11,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:55:11,220 INFO L134 CoverageAnalysis]: Checked inductivity of 157 backedges. 2 proven. 65 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2023-11-11 23:55:11,699 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:55:11,700 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 48 states and 61 transitions. [2023-11-11 23:55:11,700 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 61 transitions. [2023-11-11 23:55:11,702 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2023-11-11 23:55:11,702 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:55:11,702 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:55:11,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:55:11,967 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 2 proven. 96 refuted. 0 times theorem prover too weak. 132 trivial. 0 not checked. [2023-11-11 23:55:12,500 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:55:12,501 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 54 states and 69 transitions. [2023-11-11 23:55:12,501 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 69 transitions. [2023-11-11 23:55:12,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2023-11-11 23:55:12,503 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:55:12,503 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:55:12,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:55:12,836 INFO L134 CoverageAnalysis]: Checked inductivity of 317 backedges. 2 proven. 133 refuted. 0 times theorem prover too weak. 182 trivial. 0 not checked. [2023-11-11 23:55:13,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:55:13,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 60 states and 77 transitions. [2023-11-11 23:55:13,422 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 77 transitions. [2023-11-11 23:55:13,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2023-11-11 23:55:13,424 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:55:13,424 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:55:13,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:55:13,782 INFO L134 CoverageAnalysis]: Checked inductivity of 418 backedges. 2 proven. 176 refuted. 0 times theorem prover too weak. 240 trivial. 0 not checked. [2023-11-11 23:55:14,398 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:55:14,399 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 66 states and 85 transitions. [2023-11-11 23:55:14,399 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 85 transitions. [2023-11-11 23:55:14,401 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2023-11-11 23:55:14,401 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:55:14,402 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:55:14,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:55:14,780 INFO L134 CoverageAnalysis]: Checked inductivity of 533 backedges. 2 proven. 225 refuted. 0 times theorem prover too weak. 306 trivial. 0 not checked. [2023-11-11 23:55:15,288 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:55:15,289 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 72 states and 92 transitions. [2023-11-11 23:55:15,290 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 92 transitions. [2023-11-11 23:55:15,291 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2023-11-11 23:55:15,291 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:55:15,291 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:55:15,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:55:15,690 INFO L134 CoverageAnalysis]: Checked inductivity of 662 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 660 trivial. 0 not checked. [2023-11-11 23:55:21,121 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:55:21,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 195 states to 135 states and 176 transitions. [2023-11-11 23:55:21,123 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 176 transitions. [2023-11-11 23:55:21,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2023-11-11 23:55:21,125 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:55:21,125 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:55:21,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:55:21,591 INFO L134 CoverageAnalysis]: Checked inductivity of 663 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 660 trivial. 0 not checked. [2023-11-11 23:55:22,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:55:22,259 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 198 states to 138 states and 179 transitions. [2023-11-11 23:55:22,259 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 179 transitions. [2023-11-11 23:55:22,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 212 [2023-11-11 23:55:22,262 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:55:22,262 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:55:22,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:55:23,338 INFO L134 CoverageAnalysis]: Checked inductivity of 2748 backedges. 0 proven. 628 refuted. 0 times theorem prover too weak. 2120 trivial. 0 not checked. [2023-11-11 23:55:30,656 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:55:30,658 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 282 states to 200 states and 261 transitions. [2023-11-11 23:55:30,658 INFO L276 IsEmpty]: Start isEmpty. Operand 200 states and 261 transitions. [2023-11-11 23:55:30,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 213 [2023-11-11 23:55:30,662 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:55:30,662 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:55:30,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:55:31,470 INFO L134 CoverageAnalysis]: Checked inductivity of 2750 backedges. 0 proven. 630 refuted. 0 times theorem prover too weak. 2120 trivial. 0 not checked. [2023-11-11 23:55:32,186 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:55:32,188 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 285 states to 203 states and 264 transitions. [2023-11-11 23:55:32,188 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 264 transitions. [2023-11-11 23:55:32,194 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 316 [2023-11-11 23:55:32,194 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:55:32,194 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:55:32,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:55:33,810 INFO L134 CoverageAnalysis]: Checked inductivity of 6258 backedges. 0 proven. 1878 refuted. 0 times theorem prover too weak. 4380 trivial. 0 not checked. [2023-11-11 23:55:43,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:55:43,061 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 368 states to 264 states and 345 transitions. [2023-11-11 23:55:43,062 INFO L276 IsEmpty]: Start isEmpty. Operand 264 states and 345 transitions. [2023-11-11 23:55:43,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 317 [2023-11-11 23:55:43,067 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:55:43,068 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:55:43,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:55:44,314 INFO L134 CoverageAnalysis]: Checked inductivity of 6261 backedges. 0 proven. 1881 refuted. 0 times theorem prover too weak. 4380 trivial. 0 not checked. [2023-11-11 23:55:45,302 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:55:45,304 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 371 states to 267 states and 348 transitions. [2023-11-11 23:55:45,305 INFO L276 IsEmpty]: Start isEmpty. Operand 267 states and 348 transitions. [2023-11-11 23:55:45,314 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 420 [2023-11-11 23:55:45,314 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:55:45,315 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:55:45,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:55:47,655 INFO L134 CoverageAnalysis]: Checked inductivity of 11192 backedges. 0 proven. 3752 refuted. 0 times theorem prover too weak. 7440 trivial. 0 not checked.