./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/geo2-ll_valuebound5.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_944cdb95-777a-47ad-96db-3690be22a373/bin/ukojak-verify-i0I2FZA1j2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_944cdb95-777a-47ad-96db-3690be22a373/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_944cdb95-777a-47ad-96db-3690be22a373/bin/ukojak-verify-i0I2FZA1j2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_944cdb95-777a-47ad-96db-3690be22a373/bin/ukojak-verify-i0I2FZA1j2/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/geo2-ll_valuebound5.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_944cdb95-777a-47ad-96db-3690be22a373/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_944cdb95-777a-47ad-96db-3690be22a373/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 aca349e1b3075e13240eff0eeaaa2d6c5037eeae5747b24322472cf3e2c19f6a --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 18:48:34,665 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 18:48:34,772 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_944cdb95-777a-47ad-96db-3690be22a373/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-21 18:48:34,778 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-21 18:48:34,779 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-21 18:48:34,809 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 18:48:34,811 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 18:48:34,811 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-21 18:48:34,812 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 18:48:34,813 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 18:48:34,814 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 18:48:34,815 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 18:48:34,816 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-21 18:48:34,816 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-21 18:48:34,817 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-21 18:48:34,818 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 18:48:34,819 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 18:48:34,820 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 18:48:34,820 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 18:48:34,821 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-21 18:48:34,822 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-21 18:48:34,823 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-21 18:48:34,823 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 18:48:34,824 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 18:48:34,825 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-21 18:48:34,826 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-21 18:48:34,826 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-21 18:48:34,827 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 18:48:34,828 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:48:34,829 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 18:48:34,829 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 18:48:34,830 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 18:48:34,831 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-21 18:48:34,832 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-21 18:48:34,832 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 18:48:34,833 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_944cdb95-777a-47ad-96db-3690be22a373/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_944cdb95-777a-47ad-96db-3690be22a373/bin/ukojak-verify-i0I2FZA1j2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> aca349e1b3075e13240eff0eeaaa2d6c5037eeae5747b24322472cf3e2c19f6a [2023-11-21 18:48:35,220 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 18:48:35,266 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 18:48:35,269 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 18:48:35,271 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 18:48:35,272 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 18:48:35,274 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_944cdb95-777a-47ad-96db-3690be22a373/bin/ukojak-verify-i0I2FZA1j2/../../sv-benchmarks/c/nla-digbench-scaling/geo2-ll_valuebound5.c [2023-11-21 18:48:38,906 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 18:48:39,157 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 18:48:39,157 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_944cdb95-777a-47ad-96db-3690be22a373/sv-benchmarks/c/nla-digbench-scaling/geo2-ll_valuebound5.c [2023-11-21 18:48:39,166 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_944cdb95-777a-47ad-96db-3690be22a373/bin/ukojak-verify-i0I2FZA1j2/data/1d3350fdb/470a5e39650c4809995d89d16c4dd8ef/FLAG910f37345 [2023-11-21 18:48:39,184 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_944cdb95-777a-47ad-96db-3690be22a373/bin/ukojak-verify-i0I2FZA1j2/data/1d3350fdb/470a5e39650c4809995d89d16c4dd8ef [2023-11-21 18:48:39,187 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 18:48:39,189 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 18:48:39,191 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 18:48:39,191 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 18:48:39,197 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 18:48:39,197 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:48:39" (1/1) ... [2023-11-21 18:48:39,199 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@29f1009f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:48:39, skipping insertion in model container [2023-11-21 18:48:39,199 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:48:39" (1/1) ... [2023-11-21 18:48:39,235 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 18:48:39,450 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:48:39,474 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 18:48:39,543 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:48:39,568 INFO L206 MainTranslator]: Completed translation [2023-11-21 18:48:39,569 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:48:39 WrapperNode [2023-11-21 18:48:39,569 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 18:48:39,571 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 18:48:39,571 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 18:48:39,571 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 18:48:39,580 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:48:39" (1/1) ... [2023-11-21 18:48:39,587 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:48:39" (1/1) ... [2023-11-21 18:48:39,617 INFO L138 Inliner]: procedures = 14, calls = 12, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 74 [2023-11-21 18:48:39,617 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 18:48:39,618 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 18:48:39,618 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 18:48:39,618 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 18:48:39,630 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:48:39" (1/1) ... [2023-11-21 18:48:39,630 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:48:39" (1/1) ... [2023-11-21 18:48:39,632 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:48:39" (1/1) ... [2023-11-21 18:48:39,633 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:48:39" (1/1) ... [2023-11-21 18:48:39,637 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:48:39" (1/1) ... [2023-11-21 18:48:39,641 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:48:39" (1/1) ... [2023-11-21 18:48:39,642 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:48:39" (1/1) ... [2023-11-21 18:48:39,644 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:48:39" (1/1) ... [2023-11-21 18:48:39,646 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-21 18:48:39,647 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-21 18:48:39,648 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-21 18:48:39,648 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-21 18:48:39,649 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:48:39" (1/1) ... [2023-11-21 18:48:39,656 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:48:39,685 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_944cdb95-777a-47ad-96db-3690be22a373/bin/ukojak-verify-i0I2FZA1j2/z3 [2023-11-21 18:48:39,701 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_944cdb95-777a-47ad-96db-3690be22a373/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-21 18:48:39,710 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_944cdb95-777a-47ad-96db-3690be22a373/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-21 18:48:39,747 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-21 18:48:39,747 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-21 18:48:39,747 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-21 18:48:39,747 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-21 18:48:39,748 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-21 18:48:39,748 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-21 18:48:39,748 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-21 18:48:39,748 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-21 18:48:39,823 INFO L240 CfgBuilder]: Building ICFG [2023-11-21 18:48:39,826 INFO L266 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-21 18:48:40,171 INFO L281 CfgBuilder]: Performing block encoding [2023-11-21 18:48:40,237 INFO L303 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-21 18:48:40,237 INFO L308 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-21 18:48:40,239 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:48:40 BoogieIcfgContainer [2023-11-21 18:48:40,239 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-21 18:48:40,240 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-21 18:48:40,241 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-21 18:48:40,253 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-21 18:48:40,254 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:48:40" (1/1) ... [2023-11-21 18:48:40,265 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 18:48:40,321 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:48:40,330 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 71 states and 74 transitions. [2023-11-21 18:48:40,331 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 74 transitions. [2023-11-21 18:48:40,335 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-21 18:48:40,336 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:48:40,336 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:48:40,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:48:40,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:48:40,647 INFO L262 TraceCheckSpWp]: Trace formula consists of 51 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-21 18:48:40,661 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:48:40,702 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:48:40,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:48:40,753 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 71 states and 73 transitions. [2023-11-21 18:48:40,754 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 73 transitions. [2023-11-21 18:48:40,755 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-21 18:48:40,755 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:48:40,756 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:48:40,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:48:40,848 INFO L262 TraceCheckSpWp]: Trace formula consists of 51 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-21 18:48:40,850 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:48:40,970 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:48:41,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:48:41,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 73 states and 76 transitions. [2023-11-21 18:48:41,065 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 76 transitions. [2023-11-21 18:48:41,065 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-21 18:48:41,066 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:48:41,066 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:48:41,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:48:41,145 INFO L262 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-21 18:48:41,147 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:48:41,236 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:48:41,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:48:41,475 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 76 states and 81 transitions. [2023-11-21 18:48:41,475 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 81 transitions. [2023-11-21 18:48:41,476 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-21 18:48:41,476 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:48:41,476 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:48:41,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:48:41,510 INFO L262 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:48:41,512 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:48:41,542 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:48:41,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:48:41,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 77 states and 83 transitions. [2023-11-21 18:48:41,688 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 83 transitions. [2023-11-21 18:48:41,689 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-21 18:48:41,689 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:48:41,689 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:48:41,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:48:41,722 INFO L262 TraceCheckSpWp]: Trace formula consists of 54 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-21 18:48:41,724 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:48:41,773 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:48:41,973 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:48:41,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 79 states and 86 transitions. [2023-11-21 18:48:41,975 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 86 transitions. [2023-11-21 18:48:41,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-21 18:48:41,976 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:48:41,976 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:48:42,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:48:42,010 INFO L262 TraceCheckSpWp]: Trace formula consists of 55 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:48:42,012 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:48:42,147 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:48:42,287 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:48:42,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 81 states and 89 transitions. [2023-11-21 18:48:42,288 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 89 transitions. [2023-11-21 18:48:42,289 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-21 18:48:42,289 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:48:42,289 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:48:42,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:48:42,326 INFO L262 TraceCheckSpWp]: Trace formula consists of 56 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:48:42,328 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:48:42,422 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:48:42,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:48:42,801 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 83 states and 93 transitions. [2023-11-21 18:48:42,801 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 93 transitions. [2023-11-21 18:48:42,802 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-21 18:48:42,802 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:48:42,802 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:48:42,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:48:42,833 INFO L262 TraceCheckSpWp]: Trace formula consists of 57 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-21 18:48:42,835 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:48:43,002 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:48:43,812 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:48:43,813 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 91 states and 105 transitions. [2023-11-21 18:48:43,813 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 105 transitions. [2023-11-21 18:48:43,814 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-21 18:48:43,814 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:48:43,814 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:48:43,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:48:43,843 INFO L262 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-21 18:48:43,845 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:48:43,934 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:48:44,645 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:48:44,646 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 95 states and 112 transitions. [2023-11-21 18:48:44,646 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 112 transitions. [2023-11-21 18:48:44,647 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-21 18:48:44,647 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:48:44,647 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:48:44,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:48:44,698 INFO L262 TraceCheckSpWp]: Trace formula consists of 59 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-21 18:48:44,702 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:48:44,805 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:48:45,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:48:45,427 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 99 states and 118 transitions. [2023-11-21 18:48:45,427 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 118 transitions. [2023-11-21 18:48:45,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-21 18:48:45,428 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:48:45,429 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:48:45,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:48:45,469 INFO L262 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-21 18:48:45,471 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:48:45,542 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:48:45,575 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:48:45,576 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 100 states and 119 transitions. [2023-11-21 18:48:45,576 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 119 transitions. [2023-11-21 18:48:45,579 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-21 18:48:45,580 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:48:45,580 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:48:45,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:48:45,637 INFO L262 TraceCheckSpWp]: Trace formula consists of 70 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:48:45,639 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:48:45,705 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:48:45,941 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:48:45,942 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 103 states and 124 transitions. [2023-11-21 18:48:45,942 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 124 transitions. [2023-11-21 18:48:45,943 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-21 18:48:45,966 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:48:45,966 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:48:46,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:48:46,013 INFO L262 TraceCheckSpWp]: Trace formula consists of 70 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:48:46,014 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:48:46,080 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:48:47,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:48:47,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 155 states to 117 states and 145 transitions. [2023-11-21 18:48:47,173 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 145 transitions. [2023-11-21 18:48:47,175 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-21 18:48:47,176 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:48:47,177 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:48:47,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:48:47,220 INFO L262 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:48:47,225 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:48:47,406 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:48:48,914 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:48:48,915 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 121 states and 152 transitions. [2023-11-21 18:48:48,915 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 152 transitions. [2023-11-21 18:48:48,916 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-21 18:48:48,916 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:48:48,916 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:48:48,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:48:48,949 INFO L262 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:48:48,950 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:48:49,019 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:48:50,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:48:50,098 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 185 states to 136 states and 175 transitions. [2023-11-21 18:48:50,099 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 175 transitions. [2023-11-21 18:48:50,100 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-21 18:48:50,100 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:48:50,100 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:48:50,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:48:50,129 INFO L262 TraceCheckSpWp]: Trace formula consists of 72 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:48:50,131 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:48:50,488 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:48:51,338 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:48:51,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 184 states to 135 states and 174 transitions. [2023-11-21 18:48:51,340 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 174 transitions. [2023-11-21 18:48:51,340 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-21 18:48:51,341 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:48:51,341 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:48:51,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:48:51,369 INFO L262 TraceCheckSpWp]: Trace formula consists of 74 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:48:51,370 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:48:51,409 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:48:52,672 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:48:52,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 188 states to 138 states and 178 transitions. [2023-11-21 18:48:52,674 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 178 transitions. [2023-11-21 18:48:52,675 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-21 18:48:52,675 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:48:52,675 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:48:52,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:48:52,701 INFO L262 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:48:52,703 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:48:52,793 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:48:55,057 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.11s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2023-11-21 18:48:56,225 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:48:56,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 146 states and 191 transitions. [2023-11-21 18:48:56,226 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 191 transitions. [2023-11-21 18:48:56,227 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-21 18:48:56,227 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:48:56,228 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:48:56,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:48:56,251 INFO L262 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:48:56,252 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:48:56,292 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:48:56,854 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:48:56,855 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 206 states to 150 states and 196 transitions. [2023-11-21 18:48:56,855 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 196 transitions. [2023-11-21 18:48:56,856 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-21 18:48:56,856 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:48:56,857 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:48:56,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:48:56,883 INFO L262 TraceCheckSpWp]: Trace formula consists of 74 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:48:56,884 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:48:57,071 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:49:00,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:49:00,979 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 217 states to 157 states and 207 transitions. [2023-11-21 18:49:00,979 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 207 transitions. [2023-11-21 18:49:00,980 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-21 18:49:00,980 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:49:00,980 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:49:01,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:49:01,007 INFO L262 TraceCheckSpWp]: Trace formula consists of 76 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:49:01,008 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:49:01,048 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:49:01,096 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:49:01,098 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 156 states and 206 transitions. [2023-11-21 18:49:01,098 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 206 transitions. [2023-11-21 18:49:01,099 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-21 18:49:01,099 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:49:01,099 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:49:01,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:49:01,125 INFO L262 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:49:01,127 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:49:01,275 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:49:03,939 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:49:03,940 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 228 states to 164 states and 218 transitions. [2023-11-21 18:49:03,941 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 218 transitions. [2023-11-21 18:49:03,941 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-21 18:49:03,941 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:49:03,942 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:49:03,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:49:03,969 INFO L262 TraceCheckSpWp]: Trace formula consists of 77 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:49:03,971 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:49:04,008 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:49:04,908 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:49:04,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 235 states to 170 states and 225 transitions. [2023-11-21 18:49:04,909 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 225 transitions. [2023-11-21 18:49:04,910 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-21 18:49:04,910 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:49:04,910 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:49:04,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:49:04,945 INFO L262 TraceCheckSpWp]: Trace formula consists of 76 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:49:04,947 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:49:05,223 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:49:10,862 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:49:10,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 248 states to 179 states and 238 transitions. [2023-11-21 18:49:10,863 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 238 transitions. [2023-11-21 18:49:10,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-21 18:49:10,864 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:49:10,864 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:49:10,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:49:10,888 INFO L262 TraceCheckSpWp]: Trace formula consists of 80 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:49:10,890 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:49:10,920 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:49:13,593 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:49:13,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 258 states to 186 states and 248 transitions. [2023-11-21 18:49:13,595 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 248 transitions. [2023-11-21 18:49:13,596 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-21 18:49:13,596 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:49:13,596 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:49:13,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:49:13,619 INFO L262 TraceCheckSpWp]: Trace formula consists of 77 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:49:13,620 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:49:13,909 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:49:19,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:49:19,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 272 states to 196 states and 262 transitions. [2023-11-21 18:49:19,923 INFO L276 IsEmpty]: Start isEmpty. Operand 196 states and 262 transitions. [2023-11-21 18:49:19,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-21 18:49:19,924 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:49:19,924 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:49:19,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:49:19,958 INFO L262 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:49:19,960 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:49:19,989 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:49:23,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:49:23,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 283 states to 204 states and 273 transitions. [2023-11-21 18:49:23,172 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 273 transitions. [2023-11-21 18:49:23,173 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-21 18:49:23,173 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:49:23,173 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:49:23,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:49:23,197 INFO L262 TraceCheckSpWp]: Trace formula consists of 78 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:49:23,198 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:49:23,860 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked.