./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/freire1_unwindbound10.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 527bcce2 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5bd1360-bc96-4999-ad42-19a4412abe6e/bin/ukojak-verify-i0I2FZA1j2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5bd1360-bc96-4999-ad42-19a4412abe6e/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_d5bd1360-bc96-4999-ad42-19a4412abe6e/bin/ukojak-verify-i0I2FZA1j2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5bd1360-bc96-4999-ad42-19a4412abe6e/bin/ukojak-verify-i0I2FZA1j2/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/freire1_unwindbound10.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5bd1360-bc96-4999-ad42-19a4412abe6e/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_d5bd1360-bc96-4999-ad42-19a4412abe6e/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 6733f5cb9fc343de68240fd800b3186de8da0c1fcb51c576de9d571eaa34d1a7 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 18:39:34,187 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 18:39:34,281 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5bd1360-bc96-4999-ad42-19a4412abe6e/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-21 18:39:34,289 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-21 18:39:34,290 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-21 18:39:34,347 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 18:39:34,348 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 18:39:34,348 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-21 18:39:34,349 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 18:39:34,350 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 18:39:34,350 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 18:39:34,351 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 18:39:34,352 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-21 18:39:34,352 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-21 18:39:34,353 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-21 18:39:34,353 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 18:39:34,354 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 18:39:34,355 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 18:39:34,355 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 18:39:34,356 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-21 18:39:34,356 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-21 18:39:34,357 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-21 18:39:34,358 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 18:39:34,358 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 18:39:34,359 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-21 18:39:34,359 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-21 18:39:34,360 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-21 18:39:34,360 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 18:39:34,361 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:39:34,361 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 18:39:34,362 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 18:39:34,362 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 18:39:34,363 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-21 18:39:34,363 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-21 18:39:34,364 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 18:39:34,364 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_d5bd1360-bc96-4999-ad42-19a4412abe6e/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5bd1360-bc96-4999-ad42-19a4412abe6e/bin/ukojak-verify-i0I2FZA1j2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6733f5cb9fc343de68240fd800b3186de8da0c1fcb51c576de9d571eaa34d1a7 [2023-11-21 18:39:34,681 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 18:39:34,704 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 18:39:34,706 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 18:39:34,708 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 18:39:34,708 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 18:39:34,710 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5bd1360-bc96-4999-ad42-19a4412abe6e/bin/ukojak-verify-i0I2FZA1j2/../../sv-benchmarks/c/nla-digbench-scaling/freire1_unwindbound10.c [2023-11-21 18:39:37,768 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 18:39:37,989 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 18:39:37,990 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5bd1360-bc96-4999-ad42-19a4412abe6e/sv-benchmarks/c/nla-digbench-scaling/freire1_unwindbound10.c [2023-11-21 18:39:37,998 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5bd1360-bc96-4999-ad42-19a4412abe6e/bin/ukojak-verify-i0I2FZA1j2/data/c6e47ab19/eb3732df64804e84a4db44d4c342404b/FLAGbe692e064 [2023-11-21 18:39:38,012 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5bd1360-bc96-4999-ad42-19a4412abe6e/bin/ukojak-verify-i0I2FZA1j2/data/c6e47ab19/eb3732df64804e84a4db44d4c342404b [2023-11-21 18:39:38,014 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 18:39:38,016 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 18:39:38,017 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 18:39:38,018 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 18:39:38,022 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 18:39:38,023 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:39:38" (1/1) ... [2023-11-21 18:39:38,024 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3123655 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:39:38, skipping insertion in model container [2023-11-21 18:39:38,024 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:39:38" (1/1) ... [2023-11-21 18:39:38,045 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 18:39:38,215 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:39:38,227 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 18:39:38,244 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:39:38,260 INFO L206 MainTranslator]: Completed translation [2023-11-21 18:39:38,261 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:39:38 WrapperNode [2023-11-21 18:39:38,261 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 18:39:38,262 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 18:39:38,262 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 18:39:38,263 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 18:39:38,271 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:39:38" (1/1) ... [2023-11-21 18:39:38,278 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:39:38" (1/1) ... [2023-11-21 18:39:38,297 INFO L138 Inliner]: procedures = 14, calls = 10, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 48 [2023-11-21 18:39:38,298 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 18:39:38,299 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 18:39:38,299 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 18:39:38,299 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 18:39:38,309 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:39:38" (1/1) ... [2023-11-21 18:39:38,309 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:39:38" (1/1) ... [2023-11-21 18:39:38,311 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:39:38" (1/1) ... [2023-11-21 18:39:38,311 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:39:38" (1/1) ... [2023-11-21 18:39:38,316 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:39:38" (1/1) ... [2023-11-21 18:39:38,319 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:39:38" (1/1) ... [2023-11-21 18:39:38,320 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:39:38" (1/1) ... [2023-11-21 18:39:38,321 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:39:38" (1/1) ... [2023-11-21 18:39:38,324 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-21 18:39:38,325 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-21 18:39:38,325 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-21 18:39:38,325 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-21 18:39:38,326 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:39:38" (1/1) ... [2023-11-21 18:39:38,332 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:39:38,344 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5bd1360-bc96-4999-ad42-19a4412abe6e/bin/ukojak-verify-i0I2FZA1j2/z3 [2023-11-21 18:39:38,370 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5bd1360-bc96-4999-ad42-19a4412abe6e/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-21 18:39:38,399 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5bd1360-bc96-4999-ad42-19a4412abe6e/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-21 18:39:38,444 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-21 18:39:38,444 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-21 18:39:38,444 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-21 18:39:38,445 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-21 18:39:38,445 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-21 18:39:38,445 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-21 18:39:38,510 INFO L240 CfgBuilder]: Building ICFG [2023-11-21 18:39:38,512 INFO L266 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-21 18:39:38,659 INFO L281 CfgBuilder]: Performing block encoding [2023-11-21 18:39:38,689 INFO L303 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-21 18:39:38,689 INFO L308 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-21 18:39:38,691 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:39:38 BoogieIcfgContainer [2023-11-21 18:39:38,692 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-21 18:39:38,692 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-21 18:39:38,693 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-21 18:39:38,703 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-21 18:39:38,704 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:39:38" (1/1) ... [2023-11-21 18:39:38,713 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 18:39:38,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:39:38,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 26 states and 29 transitions. [2023-11-21 18:39:38,778 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 29 transitions. [2023-11-21 18:39:38,779 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-21 18:39:38,779 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:39:38,780 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:39:38,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:39:38,932 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 18:39:38,958 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:39:38,959 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 25 states and 27 transitions. [2023-11-21 18:39:38,959 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 27 transitions. [2023-11-21 18:39:38,959 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-21 18:39:38,960 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:39:38,960 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:39:38,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:39:39,126 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 18:39:39,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:39:39,194 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 27 states and 30 transitions. [2023-11-21 18:39:39,194 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 30 transitions. [2023-11-21 18:39:39,195 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-21 18:39:39,195 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:39:39,195 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:39:39,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:39:39,239 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 18:39:39,266 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:39:39,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 28 states and 31 transitions. [2023-11-21 18:39:39,267 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 31 transitions. [2023-11-21 18:39:39,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-21 18:39:39,267 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:39:39,268 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:39:39,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:39:39,294 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 18:39:39,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:39:39,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 27 states and 30 transitions. [2023-11-21 18:39:39,312 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 30 transitions. [2023-11-21 18:39:39,312 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-21 18:39:39,312 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:39:39,313 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:39:39,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:39:39,351 INFO L262 TraceCheckSpWp]: Trace formula consists of 34 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:39:39,356 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:39:39,383 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 18:39:39,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:39:39,551 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 33 states and 39 transitions. [2023-11-21 18:39:39,551 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 39 transitions. [2023-11-21 18:39:39,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-21 18:39:39,552 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:39:39,552 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:39:39,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:39:39,590 INFO L262 TraceCheckSpWp]: Trace formula consists of 34 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:39:39,591 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:39:39,659 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 18:39:39,761 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:39:39,761 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 34 states and 41 transitions. [2023-11-21 18:39:39,762 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 41 transitions. [2023-11-21 18:39:39,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-21 18:39:39,765 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:39:39,765 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:39:39,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:39:39,792 INFO L262 TraceCheckSpWp]: Trace formula consists of 44 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:39:39,793 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:39:39,833 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 18:39:39,879 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:39:39,880 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 37 states and 47 transitions. [2023-11-21 18:39:39,880 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 47 transitions. [2023-11-21 18:39:39,881 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-21 18:39:39,881 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:39:39,882 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:39:39,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:39:39,905 INFO L262 TraceCheckSpWp]: Trace formula consists of 45 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:39:39,907 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:39:39,957 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 18:39:40,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:39:40,152 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 39 states and 50 transitions. [2023-11-21 18:39:40,152 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 50 transitions. [2023-11-21 18:39:40,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-21 18:39:40,153 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:39:40,153 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:39:40,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:39:40,174 INFO L262 TraceCheckSpWp]: Trace formula consists of 45 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:39:40,175 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:39:40,215 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 18:39:40,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:39:40,353 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 43 states and 57 transitions. [2023-11-21 18:39:40,354 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 57 transitions. [2023-11-21 18:39:40,354 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-21 18:39:40,355 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:39:40,355 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:39:40,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:39:40,377 INFO L262 TraceCheckSpWp]: Trace formula consists of 50 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-21 18:39:40,379 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:39:40,480 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:39:40,922 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:39:40,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 54 states and 78 transitions. [2023-11-21 18:39:40,924 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 78 transitions. [2023-11-21 18:39:40,925 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-21 18:39:40,925 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:39:40,926 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:39:40,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:39:40,952 INFO L262 TraceCheckSpWp]: Trace formula consists of 51 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-21 18:39:40,956 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:39:41,054 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:39:41,755 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:39:41,761 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 65 states and 100 transitions. [2023-11-21 18:39:41,761 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 100 transitions. [2023-11-21 18:39:41,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-21 18:39:41,762 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:39:41,763 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:39:41,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:39:41,806 INFO L262 TraceCheckSpWp]: Trace formula consists of 56 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-21 18:39:41,815 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:39:41,908 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:39:42,552 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:39:42,554 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 72 states and 111 transitions. [2023-11-21 18:39:42,554 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 111 transitions. [2023-11-21 18:39:42,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-21 18:39:42,558 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:39:42,559 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:39:42,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:39:42,607 INFO L262 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:39:42,609 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:39:42,687 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:39:42,937 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:39:42,939 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 76 states and 124 transitions. [2023-11-21 18:39:42,940 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 124 transitions. [2023-11-21 18:39:42,947 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-21 18:39:42,948 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:39:42,949 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:39:42,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:39:42,994 INFO L262 TraceCheckSpWp]: Trace formula consists of 72 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-21 18:39:42,996 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:39:43,132 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:39:43,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:39:43,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 84 states and 132 transitions. [2023-11-21 18:39:43,481 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 132 transitions. [2023-11-21 18:39:43,482 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-21 18:39:43,482 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:39:43,483 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:39:43,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:39:43,508 INFO L262 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-21 18:39:43,510 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:39:43,775 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:39:44,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:39:44,577 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 96 states and 159 transitions. [2023-11-21 18:39:44,577 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 159 transitions. [2023-11-21 18:39:44,578 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-21 18:39:44,578 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:39:44,579 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:39:44,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:39:44,610 INFO L262 TraceCheckSpWp]: Trace formula consists of 78 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-21 18:39:44,618 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:39:44,718 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 22 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:39:45,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:39:45,275 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 175 states to 102 states and 169 transitions. [2023-11-21 18:39:45,275 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 169 transitions. [2023-11-21 18:39:45,277 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-21 18:39:45,277 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:39:45,277 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:39:45,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:39:45,311 INFO L262 TraceCheckSpWp]: Trace formula consists of 89 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-21 18:39:45,322 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:39:45,422 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-21 18:39:45,761 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:39:45,762 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 191 states to 106 states and 185 transitions. [2023-11-21 18:39:45,762 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 185 transitions. [2023-11-21 18:39:45,763 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-21 18:39:45,763 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:39:45,763 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:39:45,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:39:45,800 INFO L262 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-21 18:39:45,807 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:39:46,235 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 42 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:39:47,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:39:47,222 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 220 states to 117 states and 213 transitions. [2023-11-21 18:39:47,222 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 213 transitions. [2023-11-21 18:39:47,223 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-11-21 18:39:47,223 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:39:47,223 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:39:47,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:39:47,265 INFO L262 TraceCheckSpWp]: Trace formula consists of 95 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-21 18:39:47,267 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:39:47,439 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 9 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:39:48,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:39:48,076 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 239 states to 127 states and 232 transitions. [2023-11-21 18:39:48,076 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 232 transitions. [2023-11-21 18:39:48,077 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-21 18:39:48,077 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:39:48,078 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:39:48,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:39:48,112 INFO L262 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-21 18:39:48,113 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:39:48,249 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 0 proven. 48 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-21 18:39:49,182 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:39:49,187 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 252 states to 133 states and 245 transitions. [2023-11-21 18:39:49,187 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 245 transitions. [2023-11-21 18:39:49,188 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-21 18:39:49,188 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:39:49,189 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:39:49,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:39:49,221 INFO L262 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-21 18:39:49,227 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:39:49,294 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 0 proven. 48 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-21 18:39:49,805 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:39:49,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 254 states to 136 states and 247 transitions. [2023-11-21 18:39:49,807 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 247 transitions. [2023-11-21 18:39:49,808 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-21 18:39:49,808 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:39:49,809 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:39:49,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:39:49,838 INFO L262 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-21 18:39:49,840 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:39:49,915 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 0 proven. 48 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-21 18:39:50,323 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:39:50,324 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 256 states to 139 states and 249 transitions. [2023-11-21 18:39:50,324 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 249 transitions. [2023-11-21 18:39:50,325 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-21 18:39:50,326 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:39:50,326 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:39:50,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:39:50,353 INFO L262 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-21 18:39:50,355 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:39:50,416 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 0 proven. 48 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-21 18:39:50,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:39:50,890 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 257 states to 141 states and 250 transitions. [2023-11-21 18:39:50,891 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 250 transitions. [2023-11-21 18:39:50,891 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-21 18:39:50,892 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:39:50,892 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:39:50,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:39:50,919 INFO L262 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-21 18:39:50,921 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:39:50,978 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 0 proven. 48 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-21 18:39:51,483 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:39:51,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 259 states to 144 states and 252 transitions. [2023-11-21 18:39:51,485 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 252 transitions. [2023-11-21 18:39:51,486 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-11-21 18:39:51,486 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:39:51,487 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:39:51,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:39:51,529 INFO L262 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-21 18:39:51,531 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:39:51,683 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 0 proven. 60 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-21 18:39:52,140 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:39:52,141 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 279 states to 148 states and 272 transitions. [2023-11-21 18:39:52,142 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 272 transitions. [2023-11-21 18:39:52,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-21 18:39:52,143 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:39:52,143 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:39:52,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:39:52,194 INFO L262 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-21 18:39:52,196 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:39:52,639 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 80 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:39:53,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:39:53,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 300 states to 162 states and 293 transitions. [2023-11-21 18:39:53,706 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 293 transitions. [2023-11-21 18:39:53,709 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-21 18:39:53,709 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:39:53,709 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:39:53,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:39:53,739 INFO L262 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 10 conjunts are in the unsatisfiable core [2023-11-21 18:39:53,741 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:39:54,007 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 80 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:39:54,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:39:54,583 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 311 states to 169 states and 304 transitions. [2023-11-21 18:39:54,583 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 304 transitions. [2023-11-21 18:39:54,584 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-11-21 18:39:54,584 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:39:54,584 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:39:54,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:39:54,626 INFO L262 TraceCheckSpWp]: Trace formula consists of 117 conjuncts, 10 conjunts are in the unsatisfiable core [2023-11-21 18:39:54,628 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:39:54,852 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 12 proven. 72 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:39:55,692 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:39:55,695 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 346 states to 181 states and 338 transitions. [2023-11-21 18:39:55,695 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 338 transitions. [2023-11-21 18:39:55,698 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-21 18:39:55,698 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:39:55,701 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:39:55,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:39:55,734 INFO L262 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-21 18:39:55,736 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:39:55,911 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 0 proven. 84 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-21 18:39:57,148 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:39:57,155 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 360 states to 187 states and 352 transitions. [2023-11-21 18:39:57,155 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 352 transitions. [2023-11-21 18:39:57,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-21 18:39:57,158 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:39:57,158 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:39:57,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:39:57,194 INFO L262 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-21 18:39:57,195 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:39:57,280 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 0 proven. 84 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-21 18:39:57,863 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:39:57,865 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 362 states to 190 states and 354 transitions. [2023-11-21 18:39:57,865 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 354 transitions. [2023-11-21 18:39:57,866 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-21 18:39:57,866 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:39:57,867 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:39:57,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:39:57,900 INFO L262 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-21 18:39:57,902 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:39:57,984 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 0 proven. 84 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-21 18:39:58,545 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:39:58,546 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 364 states to 193 states and 356 transitions. [2023-11-21 18:39:58,547 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 356 transitions. [2023-11-21 18:39:58,548 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-21 18:39:58,548 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:39:58,548 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:39:58,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:39:58,587 INFO L262 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-21 18:39:58,588 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:39:58,668 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 0 proven. 84 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-21 18:39:59,364 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:39:59,366 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 366 states to 196 states and 358 transitions. [2023-11-21 18:39:59,366 INFO L276 IsEmpty]: Start isEmpty. Operand 196 states and 358 transitions. [2023-11-21 18:39:59,367 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-21 18:39:59,367 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:39:59,368 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:39:59,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:39:59,403 INFO L262 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-21 18:39:59,405 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:39:59,488 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 0 proven. 84 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-21 18:40:00,134 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:00,135 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 367 states to 198 states and 359 transitions. [2023-11-21 18:40:00,135 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 359 transitions. [2023-11-21 18:40:00,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-21 18:40:00,137 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:00,137 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:00,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:00,173 INFO L262 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-21 18:40:00,174 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:40:00,253 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 0 proven. 84 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-21 18:40:00,863 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:00,865 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 369 states to 201 states and 361 transitions. [2023-11-21 18:40:00,865 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 361 transitions. [2023-11-21 18:40:00,866 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-21 18:40:00,866 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:00,866 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:00,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:00,912 INFO L262 TraceCheckSpWp]: Trace formula consists of 133 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-21 18:40:00,914 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:40:01,116 INFO L134 CoverageAnalysis]: Checked inductivity of 120 backedges. 0 proven. 100 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-11-21 18:40:01,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:01,743 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 392 states to 205 states and 384 transitions. [2023-11-21 18:40:01,744 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 384 transitions. [2023-11-21 18:40:01,745 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2023-11-21 18:40:01,745 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:01,745 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:01,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:01,780 INFO L262 TraceCheckSpWp]: Trace formula consists of 138 conjuncts, 12 conjunts are in the unsatisfiable core [2023-11-21 18:40:01,782 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:40:02,091 INFO L134 CoverageAnalysis]: Checked inductivity of 130 backedges. 130 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:40:02,773 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:02,774 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 403 states to 212 states and 395 transitions. [2023-11-21 18:40:02,774 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 395 transitions. [2023-11-21 18:40:02,775 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2023-11-21 18:40:02,776 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:02,776 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:02,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:02,807 INFO L262 TraceCheckSpWp]: Trace formula consists of 138 conjuncts, 12 conjunts are in the unsatisfiable core [2023-11-21 18:40:02,808 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:40:02,937 INFO L134 CoverageAnalysis]: Checked inductivity of 130 backedges. 130 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:40:03,991 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:03,993 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 405 states to 215 states and 397 transitions. [2023-11-21 18:40:03,993 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 397 transitions. [2023-11-21 18:40:03,994 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2023-11-21 18:40:03,994 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:03,994 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:04,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:04,028 INFO L262 TraceCheckSpWp]: Trace formula consists of 139 conjuncts, 12 conjunts are in the unsatisfiable core [2023-11-21 18:40:04,030 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:40:04,309 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 15 proven. 120 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:40:05,349 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:05,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 428 states to 225 states and 420 transitions. [2023-11-21 18:40:05,351 INFO L276 IsEmpty]: Start isEmpty. Operand 225 states and 420 transitions. [2023-11-21 18:40:05,352 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2023-11-21 18:40:05,352 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:05,352 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:05,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:05,390 INFO L262 TraceCheckSpWp]: Trace formula consists of 144 conjuncts, 13 conjunts are in the unsatisfiable core [2023-11-21 18:40:05,392 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:40:05,605 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 0 proven. 130 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-11-21 18:40:06,687 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:06,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 441 states to 231 states and 433 transitions. [2023-11-21 18:40:06,688 INFO L276 IsEmpty]: Start isEmpty. Operand 231 states and 433 transitions. [2023-11-21 18:40:06,689 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2023-11-21 18:40:06,689 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:06,689 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:06,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:06,733 INFO L262 TraceCheckSpWp]: Trace formula consists of 144 conjuncts, 13 conjunts are in the unsatisfiable core [2023-11-21 18:40:06,735 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:40:06,826 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 0 proven. 130 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-11-21 18:40:07,522 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:07,524 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 443 states to 234 states and 435 transitions. [2023-11-21 18:40:07,524 INFO L276 IsEmpty]: Start isEmpty. Operand 234 states and 435 transitions. [2023-11-21 18:40:07,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2023-11-21 18:40:07,525 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:07,525 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:07,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:07,562 INFO L262 TraceCheckSpWp]: Trace formula consists of 144 conjuncts, 13 conjunts are in the unsatisfiable core [2023-11-21 18:40:07,563 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:40:07,644 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 0 proven. 130 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-11-21 18:40:08,895 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:08,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 447 states to 237 states and 439 transitions. [2023-11-21 18:40:08,897 INFO L276 IsEmpty]: Start isEmpty. Operand 237 states and 439 transitions. [2023-11-21 18:40:08,898 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2023-11-21 18:40:08,898 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:08,898 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:08,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:08,949 INFO L262 TraceCheckSpWp]: Trace formula consists of 144 conjuncts, 13 conjunts are in the unsatisfiable core [2023-11-21 18:40:08,951 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:40:09,029 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 0 proven. 130 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-11-21 18:40:09,791 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:09,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 448 states to 239 states and 440 transitions. [2023-11-21 18:40:09,793 INFO L276 IsEmpty]: Start isEmpty. Operand 239 states and 440 transitions. [2023-11-21 18:40:09,794 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2023-11-21 18:40:09,794 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:09,794 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:09,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:09,837 INFO L262 TraceCheckSpWp]: Trace formula consists of 144 conjuncts, 13 conjunts are in the unsatisfiable core [2023-11-21 18:40:09,839 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:40:09,913 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 0 proven. 130 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-11-21 18:40:10,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:10,704 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 450 states to 242 states and 442 transitions. [2023-11-21 18:40:10,704 INFO L276 IsEmpty]: Start isEmpty. Operand 242 states and 442 transitions. [2023-11-21 18:40:10,705 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2023-11-21 18:40:10,706 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:10,706 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:10,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:10,746 INFO L262 TraceCheckSpWp]: Trace formula consists of 144 conjuncts, 13 conjunts are in the unsatisfiable core [2023-11-21 18:40:10,748 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:40:10,824 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 0 proven. 130 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-11-21 18:40:11,624 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:11,625 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 452 states to 245 states and 444 transitions. [2023-11-21 18:40:11,626 INFO L276 IsEmpty]: Start isEmpty. Operand 245 states and 444 transitions. [2023-11-21 18:40:11,627 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2023-11-21 18:40:11,627 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:11,627 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:11,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:11,664 INFO L262 TraceCheckSpWp]: Trace formula consists of 144 conjuncts, 13 conjunts are in the unsatisfiable core [2023-11-21 18:40:11,667 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:40:11,782 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 0 proven. 130 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-11-21 18:40:12,556 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:12,557 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 454 states to 248 states and 446 transitions. [2023-11-21 18:40:12,558 INFO L276 IsEmpty]: Start isEmpty. Operand 248 states and 446 transitions. [2023-11-21 18:40:12,559 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2023-11-21 18:40:12,559 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:12,559 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:12,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:12,598 INFO L262 TraceCheckSpWp]: Trace formula consists of 155 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-21 18:40:12,600 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:40:12,804 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 0 proven. 150 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2023-11-21 18:40:13,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:13,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 478 states to 252 states and 470 transitions. [2023-11-21 18:40:13,481 INFO L276 IsEmpty]: Start isEmpty. Operand 252 states and 470 transitions. [2023-11-21 18:40:13,482 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2023-11-21 18:40:13,482 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:13,482 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:13,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:13,519 INFO L262 TraceCheckSpWp]: Trace formula consists of 160 conjuncts, 15 conjunts are in the unsatisfiable core [2023-11-21 18:40:13,521 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:40:14,207 INFO L134 CoverageAnalysis]: Checked inductivity of 192 backedges. 192 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:40:17,315 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:17,316 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 504 states to 272 states and 496 transitions. [2023-11-21 18:40:17,316 INFO L276 IsEmpty]: Start isEmpty. Operand 272 states and 496 transitions. [2023-11-21 18:40:17,317 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2023-11-21 18:40:17,317 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:17,318 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:17,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:17,363 INFO L262 TraceCheckSpWp]: Trace formula consists of 160 conjuncts, 14 conjunts are in the unsatisfiable core [2023-11-21 18:40:17,366 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:40:17,779 INFO L134 CoverageAnalysis]: Checked inductivity of 192 backedges. 192 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:40:18,645 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:18,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 515 states to 279 states and 507 transitions. [2023-11-21 18:40:18,647 INFO L276 IsEmpty]: Start isEmpty. Operand 279 states and 507 transitions. [2023-11-21 18:40:18,648 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2023-11-21 18:40:18,648 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:18,648 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:18,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:18,700 INFO L262 TraceCheckSpWp]: Trace formula consists of 160 conjuncts, 15 conjunts are in the unsatisfiable core [2023-11-21 18:40:18,702 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:40:18,915 INFO L134 CoverageAnalysis]: Checked inductivity of 192 backedges. 192 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:40:19,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:19,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 517 states to 282 states and 509 transitions. [2023-11-21 18:40:19,769 INFO L276 IsEmpty]: Start isEmpty. Operand 282 states and 509 transitions. [2023-11-21 18:40:19,770 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2023-11-21 18:40:19,770 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:19,770 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:19,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:19,817 INFO L262 TraceCheckSpWp]: Trace formula consists of 161 conjuncts, 15 conjunts are in the unsatisfiable core [2023-11-21 18:40:19,820 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:40:21,004 INFO L134 CoverageAnalysis]: Checked inductivity of 198 backedges. 0 proven. 198 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:40:25,221 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:25,222 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 589 states to 322 states and 580 transitions. [2023-11-21 18:40:25,222 INFO L276 IsEmpty]: Start isEmpty. Operand 322 states and 580 transitions. [2023-11-21 18:40:25,223 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2023-11-21 18:40:25,223 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:25,223 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:25,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:25,262 INFO L262 TraceCheckSpWp]: Trace formula consists of 161 conjuncts, 15 conjunts are in the unsatisfiable core [2023-11-21 18:40:25,264 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:40:26,176 INFO L134 CoverageAnalysis]: Checked inductivity of 198 backedges. 0 proven. 198 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:40:29,864 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:29,866 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 611 states to 333 states and 601 transitions. [2023-11-21 18:40:29,866 INFO L276 IsEmpty]: Start isEmpty. Operand 333 states and 601 transitions. [2023-11-21 18:40:29,867 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2023-11-21 18:40:29,867 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:29,867 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:29,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:29,909 INFO L262 TraceCheckSpWp]: Trace formula consists of 166 conjuncts, 15 conjunts are in the unsatisfiable core [2023-11-21 18:40:29,911 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:40:30,167 INFO L134 CoverageAnalysis]: Checked inductivity of 216 backedges. 0 proven. 186 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2023-11-21 18:40:31,659 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:31,661 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 624 states to 339 states and 614 transitions. [2023-11-21 18:40:31,661 INFO L276 IsEmpty]: Start isEmpty. Operand 339 states and 614 transitions. [2023-11-21 18:40:31,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2023-11-21 18:40:31,662 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:31,662 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:31,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:31,703 INFO L262 TraceCheckSpWp]: Trace formula consists of 177 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-21 18:40:31,705 INFO L285 TraceCheckSpWp]: Computing forward predicates...