./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/bresenham-ll_unwindbound100.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 527bcce2 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_33f1b49c-0f5f-474f-a135-00fe419a6335/bin/ukojak-verify-i0I2FZA1j2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33f1b49c-0f5f-474f-a135-00fe419a6335/bin/ukojak-verify-i0I2FZA1j2/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33f1b49c-0f5f-474f-a135-00fe419a6335/bin/ukojak-verify-i0I2FZA1j2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33f1b49c-0f5f-474f-a135-00fe419a6335/bin/ukojak-verify-i0I2FZA1j2/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/bresenham-ll_unwindbound100.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33f1b49c-0f5f-474f-a135-00fe419a6335/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33f1b49c-0f5f-474f-a135-00fe419a6335/bin/ukojak-verify-i0I2FZA1j2 --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 86018b7f3e582b94d83913c12d8eaea893434e1e96da49ea035805521496eb67 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 18:34:12,402 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 18:34:12,543 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33f1b49c-0f5f-474f-a135-00fe419a6335/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-21 18:34:12,555 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-21 18:34:12,556 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-21 18:34:12,598 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 18:34:12,600 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 18:34:12,601 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-21 18:34:12,602 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 18:34:12,607 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 18:34:12,608 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 18:34:12,609 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 18:34:12,609 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-21 18:34:12,611 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-21 18:34:12,612 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-21 18:34:12,612 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 18:34:12,613 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 18:34:12,613 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 18:34:12,614 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 18:34:12,614 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-21 18:34:12,615 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-21 18:34:12,615 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-21 18:34:12,616 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 18:34:12,617 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 18:34:12,618 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-21 18:34:12,618 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-21 18:34:12,619 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-21 18:34:12,619 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 18:34:12,620 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:34:12,620 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 18:34:12,622 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 18:34:12,622 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 18:34:12,623 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-21 18:34:12,623 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-21 18:34:12,623 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 18:34:12,624 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_33f1b49c-0f5f-474f-a135-00fe419a6335/bin/ukojak-verify-i0I2FZA1j2/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33f1b49c-0f5f-474f-a135-00fe419a6335/bin/ukojak-verify-i0I2FZA1j2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 86018b7f3e582b94d83913c12d8eaea893434e1e96da49ea035805521496eb67 [2023-11-21 18:34:12,994 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 18:34:13,058 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 18:34:13,061 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 18:34:13,062 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 18:34:13,063 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 18:34:13,064 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33f1b49c-0f5f-474f-a135-00fe419a6335/bin/ukojak-verify-i0I2FZA1j2/../../sv-benchmarks/c/nla-digbench-scaling/bresenham-ll_unwindbound100.c [2023-11-21 18:34:16,180 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 18:34:16,391 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 18:34:16,392 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33f1b49c-0f5f-474f-a135-00fe419a6335/sv-benchmarks/c/nla-digbench-scaling/bresenham-ll_unwindbound100.c [2023-11-21 18:34:16,401 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33f1b49c-0f5f-474f-a135-00fe419a6335/bin/ukojak-verify-i0I2FZA1j2/data/92c6c4bd6/91c6459066c14bfbbb2ac017df71d967/FLAG25bb38d81 [2023-11-21 18:34:16,416 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33f1b49c-0f5f-474f-a135-00fe419a6335/bin/ukojak-verify-i0I2FZA1j2/data/92c6c4bd6/91c6459066c14bfbbb2ac017df71d967 [2023-11-21 18:34:16,419 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 18:34:16,420 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 18:34:16,422 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 18:34:16,422 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 18:34:16,427 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 18:34:16,427 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:34:16" (1/1) ... [2023-11-21 18:34:16,428 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3ce83a12 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:34:16, skipping insertion in model container [2023-11-21 18:34:16,429 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:34:16" (1/1) ... [2023-11-21 18:34:16,450 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 18:34:16,641 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:34:16,652 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 18:34:16,676 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:34:16,689 INFO L206 MainTranslator]: Completed translation [2023-11-21 18:34:16,689 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:34:16 WrapperNode [2023-11-21 18:34:16,689 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 18:34:16,691 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 18:34:16,691 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 18:34:16,691 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 18:34:16,699 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:34:16" (1/1) ... [2023-11-21 18:34:16,708 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:34:16" (1/1) ... [2023-11-21 18:34:16,736 INFO L138 Inliner]: procedures = 14, calls = 10, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 121 [2023-11-21 18:34:16,737 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 18:34:16,738 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 18:34:16,738 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 18:34:16,738 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 18:34:16,749 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:34:16" (1/1) ... [2023-11-21 18:34:16,749 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:34:16" (1/1) ... [2023-11-21 18:34:16,753 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:34:16" (1/1) ... [2023-11-21 18:34:16,753 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:34:16" (1/1) ... [2023-11-21 18:34:16,758 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:34:16" (1/1) ... [2023-11-21 18:34:16,765 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:34:16" (1/1) ... [2023-11-21 18:34:16,771 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:34:16" (1/1) ... [2023-11-21 18:34:16,773 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:34:16" (1/1) ... [2023-11-21 18:34:16,775 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-21 18:34:16,783 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-21 18:34:16,783 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-21 18:34:16,783 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-21 18:34:16,784 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:34:16" (1/1) ... [2023-11-21 18:34:16,791 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:34:16,807 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33f1b49c-0f5f-474f-a135-00fe419a6335/bin/ukojak-verify-i0I2FZA1j2/z3 [2023-11-21 18:34:16,822 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33f1b49c-0f5f-474f-a135-00fe419a6335/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-21 18:34:16,861 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33f1b49c-0f5f-474f-a135-00fe419a6335/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-21 18:34:16,871 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-21 18:34:16,871 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-21 18:34:16,872 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-21 18:34:16,872 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-21 18:34:16,872 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-21 18:34:16,873 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-21 18:34:16,956 INFO L240 CfgBuilder]: Building ICFG [2023-11-21 18:34:16,959 INFO L266 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-21 18:34:17,427 INFO L281 CfgBuilder]: Performing block encoding [2023-11-21 18:34:17,467 INFO L303 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-21 18:34:17,467 INFO L308 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-21 18:34:17,469 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:34:17 BoogieIcfgContainer [2023-11-21 18:34:17,469 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-21 18:34:17,470 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-21 18:34:17,470 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-21 18:34:17,482 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-21 18:34:17,482 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:34:17" (1/1) ... [2023-11-21 18:34:17,492 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 18:34:17,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:34:17,546 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 132 states and 136 transitions. [2023-11-21 18:34:17,547 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 136 transitions. [2023-11-21 18:34:17,548 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2023-11-21 18:34:17,548 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:34:17,549 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:34:17,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:34:17,762 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:34:17,805 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:34:17,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 131 states and 135 transitions. [2023-11-21 18:34:17,807 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 135 transitions. [2023-11-21 18:34:17,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-21 18:34:17,828 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:34:17,829 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:34:17,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:34:17,911 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:34:17,979 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:34:17,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 130 states and 134 transitions. [2023-11-21 18:34:17,981 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 134 transitions. [2023-11-21 18:34:17,981 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-21 18:34:17,981 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:34:17,982 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:34:17,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:34:18,056 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:34:18,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:34:18,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 129 states and 133 transitions. [2023-11-21 18:34:18,262 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 133 transitions. [2023-11-21 18:34:18,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-21 18:34:18,262 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:34:18,263 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:34:18,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:34:18,316 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:34:18,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:34:18,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 128 states and 132 transitions. [2023-11-21 18:34:18,633 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 132 transitions. [2023-11-21 18:34:18,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-21 18:34:18,634 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:34:18,634 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:34:18,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:34:18,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:34:18,665 INFO L262 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-21 18:34:18,668 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:34:18,676 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:34:18,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:34:18,685 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 128 states and 131 transitions. [2023-11-21 18:34:18,685 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 131 transitions. [2023-11-21 18:34:18,686 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-21 18:34:18,686 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:34:18,686 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:34:18,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:34:18,790 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:34:19,331 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:34:19,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 130 states and 134 transitions. [2023-11-21 18:34:19,332 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 134 transitions. [2023-11-21 18:34:19,332 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-21 18:34:19,332 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:34:19,333 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:34:19,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:34:19,388 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:34:19,402 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:34:19,403 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 131 states and 135 transitions. [2023-11-21 18:34:19,403 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 135 transitions. [2023-11-21 18:34:19,403 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-21 18:34:19,404 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:34:19,404 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:34:19,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:34:19,424 INFO L262 TraceCheckSpWp]: Trace formula consists of 45 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:34:19,425 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:34:19,530 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:34:19,612 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:34:19,613 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 132 states and 137 transitions. [2023-11-21 18:34:19,614 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 137 transitions. [2023-11-21 18:34:19,614 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-21 18:34:19,614 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:34:19,615 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:34:19,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:34:19,649 INFO L262 TraceCheckSpWp]: Trace formula consists of 45 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:34:19,650 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:34:19,704 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:34:20,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:34:20,082 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 137 states and 145 transitions. [2023-11-21 18:34:20,082 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 145 transitions. [2023-11-21 18:34:20,082 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-21 18:34:20,082 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:34:20,083 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:34:20,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:34:20,104 INFO L262 TraceCheckSpWp]: Trace formula consists of 46 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:34:20,105 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:34:20,121 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:34:20,140 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:34:20,141 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 138 states and 146 transitions. [2023-11-21 18:34:20,141 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 146 transitions. [2023-11-21 18:34:20,142 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-21 18:34:20,142 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:34:20,142 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:34:20,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:34:20,170 INFO L262 TraceCheckSpWp]: Trace formula consists of 49 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:34:20,172 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:34:20,218 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:34:20,785 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:34:20,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 145 states and 157 transitions. [2023-11-21 18:34:20,786 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 157 transitions. [2023-11-21 18:34:20,787 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-21 18:34:20,787 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:34:20,787 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:34:20,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:34:20,831 INFO L262 TraceCheckSpWp]: Trace formula consists of 50 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:34:20,832 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:34:20,855 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:34:20,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:34:20,876 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 146 states and 158 transitions. [2023-11-21 18:34:20,876 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 158 transitions. [2023-11-21 18:34:20,878 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-21 18:34:20,878 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:34:20,878 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:34:20,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:34:20,905 INFO L262 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-21 18:34:20,906 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:34:20,966 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:34:21,147 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:34:21,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 163 states to 149 states and 163 transitions. [2023-11-21 18:34:21,149 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 163 transitions. [2023-11-21 18:34:21,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-21 18:34:21,150 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:34:21,150 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:34:21,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:34:21,177 INFO L262 TraceCheckSpWp]: Trace formula consists of 54 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-21 18:34:21,178 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:34:21,246 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:34:21,566 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:34:21,567 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 169 states to 153 states and 169 transitions. [2023-11-21 18:34:21,567 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 169 transitions. [2023-11-21 18:34:21,567 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-21 18:34:21,568 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:34:21,568 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:34:21,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:34:21,593 INFO L262 TraceCheckSpWp]: Trace formula consists of 55 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-21 18:34:21,596 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:34:21,671 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:34:22,117 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:34:22,118 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 175 states to 156 states and 175 transitions. [2023-11-21 18:34:22,119 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 175 transitions. [2023-11-21 18:34:22,119 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-21 18:34:22,119 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:34:22,120 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:34:22,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:34:22,150 INFO L262 TraceCheckSpWp]: Trace formula consists of 56 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-21 18:34:22,154 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:34:22,235 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:34:22,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:34:22,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 182 states to 160 states and 182 transitions. [2023-11-21 18:34:22,843 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 182 transitions. [2023-11-21 18:34:22,843 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-21 18:34:22,843 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:34:22,844 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:34:22,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:34:22,874 INFO L262 TraceCheckSpWp]: Trace formula consists of 57 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-21 18:34:22,876 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:34:22,979 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:34:23,443 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:34:23,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 188 states to 164 states and 188 transitions. [2023-11-21 18:34:23,444 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 188 transitions. [2023-11-21 18:34:23,445 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-21 18:34:23,445 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:34:23,446 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:34:23,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:34:23,472 INFO L262 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-21 18:34:23,474 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:34:23,641 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:34:24,153 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:34:24,153 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 194 states to 168 states and 194 transitions. [2023-11-21 18:34:24,154 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 194 transitions. [2023-11-21 18:34:24,154 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-21 18:34:24,154 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:34:24,154 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:34:24,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:34:24,175 INFO L262 TraceCheckSpWp]: Trace formula consists of 59 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-21 18:34:24,177 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:34:24,515 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:34:27,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:34:27,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 214 states to 183 states and 214 transitions. [2023-11-21 18:34:27,533 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 214 transitions. [2023-11-21 18:34:27,534 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-21 18:34:27,534 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:34:27,534 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:34:27,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:34:27,565 INFO L262 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-21 18:34:27,567 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:34:28,026 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:34:31,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:34:31,338 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 235 states to 199 states and 235 transitions. [2023-11-21 18:34:31,338 INFO L276 IsEmpty]: Start isEmpty. Operand 199 states and 235 transitions. [2023-11-21 18:34:31,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-21 18:34:31,339 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:34:31,339 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:34:31,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:34:31,360 INFO L262 TraceCheckSpWp]: Trace formula consists of 61 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:34:31,361 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:34:31,487 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:34:34,244 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:34:34,245 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 257 states to 216 states and 257 transitions. [2023-11-21 18:34:34,245 INFO L276 IsEmpty]: Start isEmpty. Operand 216 states and 257 transitions. [2023-11-21 18:34:34,246 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-21 18:34:34,246 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:34:34,247 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:34:34,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:34:34,265 INFO L262 TraceCheckSpWp]: Trace formula consists of 62 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:34:34,266 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:34:34,377 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:34:37,030 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:34:37,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 280 states to 234 states and 280 transitions. [2023-11-21 18:34:37,032 INFO L276 IsEmpty]: Start isEmpty. Operand 234 states and 280 transitions. [2023-11-21 18:34:37,032 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-21 18:34:37,033 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:34:37,033 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:34:37,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:34:37,079 INFO L262 TraceCheckSpWp]: Trace formula consists of 63 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-21 18:34:37,081 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:34:37,706 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:34:42,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:34:42,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 304 states to 253 states and 304 transitions. [2023-11-21 18:34:42,505 INFO L276 IsEmpty]: Start isEmpty. Operand 253 states and 304 transitions. [2023-11-21 18:34:42,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-21 18:34:42,506 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:34:42,506 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:34:42,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:34:42,529 INFO L262 TraceCheckSpWp]: Trace formula consists of 64 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-21 18:34:42,533 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:34:43,236 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:34:47,294 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:34:47,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 329 states to 273 states and 329 transitions. [2023-11-21 18:34:47,295 INFO L276 IsEmpty]: Start isEmpty. Operand 273 states and 329 transitions. [2023-11-21 18:34:47,296 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-21 18:34:47,296 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:34:47,297 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:34:47,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:34:47,316 INFO L262 TraceCheckSpWp]: Trace formula consists of 65 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:34:47,318 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:34:47,676 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:34:52,441 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:34:52,443 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 357 states to 294 states and 357 transitions. [2023-11-21 18:34:52,443 INFO L276 IsEmpty]: Start isEmpty. Operand 294 states and 357 transitions. [2023-11-21 18:34:52,443 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-21 18:34:52,444 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:34:52,444 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:34:52,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:34:52,473 INFO L262 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:34:52,474 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:34:52,870 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:34:58,837 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:34:58,838 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 387 states to 316 states and 387 transitions. [2023-11-21 18:34:58,838 INFO L276 IsEmpty]: Start isEmpty. Operand 316 states and 387 transitions. [2023-11-21 18:34:58,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-21 18:34:58,842 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:34:58,843 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:34:58,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:34:58,870 INFO L262 TraceCheckSpWp]: Trace formula consists of 76 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:34:58,873 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:34:58,914 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:35:01,176 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:35:01,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 411 states to 333 states and 411 transitions. [2023-11-21 18:35:01,177 INFO L276 IsEmpty]: Start isEmpty. Operand 333 states and 411 transitions. [2023-11-21 18:35:01,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-21 18:35:01,182 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:35:01,183 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:35:01,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:35:01,204 INFO L262 TraceCheckSpWp]: Trace formula consists of 77 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:35:01,205 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:35:01,251 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:35:01,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:35:01,293 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 412 states to 334 states and 412 transitions. [2023-11-21 18:35:01,294 INFO L276 IsEmpty]: Start isEmpty. Operand 334 states and 412 transitions. [2023-11-21 18:35:01,297 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-21 18:35:01,297 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:35:01,297 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:35:01,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:35:01,321 INFO L262 TraceCheckSpWp]: Trace formula consists of 77 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:35:01,322 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:35:01,369 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:35:03,524 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:35:03,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 426 states to 341 states and 426 transitions. [2023-11-21 18:35:03,526 INFO L276 IsEmpty]: Start isEmpty. Operand 341 states and 426 transitions. [2023-11-21 18:35:03,526 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-21 18:35:03,526 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:35:03,527 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:35:03,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:35:03,553 INFO L262 TraceCheckSpWp]: Trace formula consists of 77 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:35:03,554 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:35:03,653 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:35:06,469 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:35:06,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 441 states to 348 states and 441 transitions. [2023-11-21 18:35:06,471 INFO L276 IsEmpty]: Start isEmpty. Operand 348 states and 441 transitions. [2023-11-21 18:35:06,472 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-21 18:35:06,472 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:35:06,472 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:35:06,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:35:06,495 INFO L262 TraceCheckSpWp]: Trace formula consists of 80 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:35:06,496 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:35:06,773 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.