./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/hard-ll_unwindbound10.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 30e01a73 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_516ba16d-012d-42b1-961d-03d4bb905726/bin/ukojak-verify-1t5iHCbJaC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_516ba16d-012d-42b1-961d-03d4bb905726/bin/ukojak-verify-1t5iHCbJaC/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_516ba16d-012d-42b1-961d-03d4bb905726/bin/ukojak-verify-1t5iHCbJaC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_516ba16d-012d-42b1-961d-03d4bb905726/bin/ukojak-verify-1t5iHCbJaC/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/hard-ll_unwindbound10.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_516ba16d-012d-42b1-961d-03d4bb905726/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_516ba16d-012d-42b1-961d-03d4bb905726/bin/ukojak-verify-1t5iHCbJaC --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 c8cdca66dc863bfa94d37a0903946c6b89240a08b13e8fd34226289180db2a40 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 20:24:50,036 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 20:24:50,159 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_516ba16d-012d-42b1-961d-03d4bb905726/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-23 20:24:50,173 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 20:24:50,174 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-23 20:24:50,226 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 20:24:50,227 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 20:24:50,227 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-23 20:24:50,229 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-23 20:24:50,234 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-23 20:24:50,235 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 20:24:50,235 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 20:24:50,236 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 20:24:50,237 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 20:24:50,238 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 20:24:50,238 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 20:24:50,239 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 20:24:50,239 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 20:24:50,240 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 20:24:50,240 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-23 20:24:50,241 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-23 20:24:50,242 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 20:24:50,242 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 20:24:50,243 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 20:24:50,244 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-23 20:24:50,244 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-23 20:24:50,245 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-23 20:24:50,245 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 20:24:50,245 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:24:50,246 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 20:24:50,247 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 20:24:50,248 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 20:24:50,248 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-23 20:24:50,248 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-23 20:24:50,249 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 20:24:50,249 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_516ba16d-012d-42b1-961d-03d4bb905726/bin/ukojak-verify-1t5iHCbJaC/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_516ba16d-012d-42b1-961d-03d4bb905726/bin/ukojak-verify-1t5iHCbJaC Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c8cdca66dc863bfa94d37a0903946c6b89240a08b13e8fd34226289180db2a40 [2023-11-23 20:24:50,604 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 20:24:50,637 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 20:24:50,639 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 20:24:50,641 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 20:24:50,641 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 20:24:50,643 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_516ba16d-012d-42b1-961d-03d4bb905726/bin/ukojak-verify-1t5iHCbJaC/../../sv-benchmarks/c/nla-digbench-scaling/hard-ll_unwindbound10.c [2023-11-23 20:24:53,687 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 20:24:54,018 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 20:24:54,018 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_516ba16d-012d-42b1-961d-03d4bb905726/sv-benchmarks/c/nla-digbench-scaling/hard-ll_unwindbound10.c [2023-11-23 20:24:54,026 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_516ba16d-012d-42b1-961d-03d4bb905726/bin/ukojak-verify-1t5iHCbJaC/data/4b088a983/231490623b8e48de9660b2efdf499bf7/FLAG879280493 [2023-11-23 20:24:54,042 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_516ba16d-012d-42b1-961d-03d4bb905726/bin/ukojak-verify-1t5iHCbJaC/data/4b088a983/231490623b8e48de9660b2efdf499bf7 [2023-11-23 20:24:54,044 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 20:24:54,046 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 20:24:54,048 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 20:24:54,048 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 20:24:54,053 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 20:24:54,054 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:24:54" (1/1) ... [2023-11-23 20:24:54,056 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@29b29ac3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:24:54, skipping insertion in model container [2023-11-23 20:24:54,056 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:24:54" (1/1) ... [2023-11-23 20:24:54,079 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 20:24:54,304 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:24:54,315 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 20:24:54,341 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:24:54,356 INFO L206 MainTranslator]: Completed translation [2023-11-23 20:24:54,357 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:24:54 WrapperNode [2023-11-23 20:24:54,357 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 20:24:54,358 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 20:24:54,358 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 20:24:54,359 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 20:24:54,367 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:24:54" (1/1) ... [2023-11-23 20:24:54,375 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:24:54" (1/1) ... [2023-11-23 20:24:54,406 INFO L138 Inliner]: procedures = 14, calls = 16, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 100 [2023-11-23 20:24:54,406 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 20:24:54,407 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 20:24:54,407 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 20:24:54,408 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 20:24:54,418 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:24:54" (1/1) ... [2023-11-23 20:24:54,419 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:24:54" (1/1) ... [2023-11-23 20:24:54,421 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:24:54" (1/1) ... [2023-11-23 20:24:54,421 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:24:54" (1/1) ... [2023-11-23 20:24:54,428 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:24:54" (1/1) ... [2023-11-23 20:24:54,432 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:24:54" (1/1) ... [2023-11-23 20:24:54,441 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:24:54" (1/1) ... [2023-11-23 20:24:54,443 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:24:54" (1/1) ... [2023-11-23 20:24:54,445 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 20:24:54,446 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 20:24:54,447 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 20:24:54,447 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 20:24:54,448 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:24:54" (1/1) ... [2023-11-23 20:24:54,454 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:24:54,469 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_516ba16d-012d-42b1-961d-03d4bb905726/bin/ukojak-verify-1t5iHCbJaC/z3 [2023-11-23 20:24:54,485 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_516ba16d-012d-42b1-961d-03d4bb905726/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-23 20:24:54,517 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_516ba16d-012d-42b1-961d-03d4bb905726/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-23 20:24:54,538 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 20:24:54,538 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-23 20:24:54,538 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 20:24:54,538 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 20:24:54,539 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-23 20:24:54,539 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-23 20:24:54,610 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 20:24:54,613 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 20:24:55,070 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 20:24:55,120 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 20:24:55,121 INFO L309 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-23 20:24:55,122 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:24:55 BoogieIcfgContainer [2023-11-23 20:24:55,123 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 20:24:55,124 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-23 20:24:55,124 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-23 20:24:55,135 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-23 20:24:55,136 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:24:55" (1/1) ... [2023-11-23 20:24:55,145 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 20:24:55,196 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:24:55,205 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 75 states and 87 transitions. [2023-11-23 20:24:55,206 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 87 transitions. [2023-11-23 20:24:55,207 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-23 20:24:55,208 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:24:55,208 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:24:55,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:24:55,421 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:24:55,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:24:55,467 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 77 states and 89 transitions. [2023-11-23 20:24:55,467 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 89 transitions. [2023-11-23 20:24:55,467 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-23 20:24:55,467 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:24:55,468 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:24:55,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:24:55,545 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:24:55,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:24:55,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 78 states and 90 transitions. [2023-11-23 20:24:55,576 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 90 transitions. [2023-11-23 20:24:55,580 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-23 20:24:55,580 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:24:55,581 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:24:55,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:24:55,726 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:24:55,762 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:24:55,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 79 states and 90 transitions. [2023-11-23 20:24:55,771 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 90 transitions. [2023-11-23 20:24:55,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-23 20:24:55,772 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:24:55,772 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:24:55,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:24:55,853 INFO L262 TraceCheckSpWp]: Trace formula consists of 56 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-23 20:24:55,858 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:24:56,024 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:24:56,254 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:24:56,255 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 86 states and 100 transitions. [2023-11-23 20:24:56,255 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 100 transitions. [2023-11-23 20:24:56,256 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-23 20:24:56,256 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:24:56,256 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:24:56,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:24:56,307 INFO L262 TraceCheckSpWp]: Trace formula consists of 57 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:24:56,309 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:24:56,343 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:24:56,376 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:24:56,377 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 87 states and 102 transitions. [2023-11-23 20:24:56,378 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 102 transitions. [2023-11-23 20:24:56,378 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-23 20:24:56,379 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:24:56,379 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:24:56,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:24:56,429 INFO L262 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:24:56,430 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:24:56,502 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-23 20:24:57,030 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:24:57,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 94 states and 116 transitions. [2023-11-23 20:24:57,031 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 116 transitions. [2023-11-23 20:24:57,032 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-23 20:24:57,032 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:24:57,032 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:24:57,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:24:57,062 INFO L262 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-23 20:24:57,064 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:24:57,203 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-23 20:24:57,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:24:57,959 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154 states to 104 states and 154 transitions. [2023-11-23 20:24:57,959 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 154 transitions. [2023-11-23 20:24:57,959 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-23 20:24:57,959 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:24:57,960 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:24:58,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:24:58,019 INFO L262 TraceCheckSpWp]: Trace formula consists of 68 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:24:58,021 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:24:58,093 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-23 20:24:59,411 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:24:59,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 170 states to 112 states and 170 transitions. [2023-11-23 20:24:59,412 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 170 transitions. [2023-11-23 20:24:59,413 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-23 20:24:59,413 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:24:59,413 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:24:59,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:24:59,465 INFO L262 TraceCheckSpWp]: Trace formula consists of 70 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-23 20:24:59,467 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:24:59,685 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-23 20:25:00,976 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:25:00,978 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 123 states and 216 transitions. [2023-11-23 20:25:00,978 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 216 transitions. [2023-11-23 20:25:00,979 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-23 20:25:00,979 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:25:00,980 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:25:01,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:25:01,024 INFO L262 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:25:01,027 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:25:01,091 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-23 20:25:01,693 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:25:01,695 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 228 states to 128 states and 228 transitions. [2023-11-23 20:25:01,695 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 228 transitions. [2023-11-23 20:25:01,696 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-23 20:25:01,696 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:25:01,697 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:25:01,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:25:01,720 INFO L262 TraceCheckSpWp]: Trace formula consists of 72 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:25:01,721 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:25:01,792 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-23 20:25:02,443 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:25:02,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 241 states to 134 states and 241 transitions. [2023-11-23 20:25:02,445 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 241 transitions. [2023-11-23 20:25:02,445 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-23 20:25:02,446 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:25:02,446 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:25:02,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:25:02,483 INFO L262 TraceCheckSpWp]: Trace formula consists of 74 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-23 20:25:02,485 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:25:02,526 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-23 20:25:02,565 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:25:02,569 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 242 states to 135 states and 242 transitions. [2023-11-23 20:25:02,569 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 242 transitions. [2023-11-23 20:25:02,571 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-23 20:25:02,571 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:25:02,572 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:25:02,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:25:02,606 INFO L262 TraceCheckSpWp]: Trace formula consists of 74 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:25:02,607 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:25:02,679 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-23 20:25:04,556 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:25:04,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 268 states to 146 states and 268 transitions. [2023-11-23 20:25:04,560 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 268 transitions. [2023-11-23 20:25:04,567 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-23 20:25:04,567 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:25:04,568 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:25:04,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:25:04,602 INFO L262 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:25:04,614 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:25:04,640 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-23 20:25:04,665 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:25:04,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 269 states to 147 states and 269 transitions. [2023-11-23 20:25:04,669 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 269 transitions. [2023-11-23 20:25:04,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-23 20:25:04,671 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:25:04,672 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:25:04,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:25:04,702 INFO L262 TraceCheckSpWp]: Trace formula consists of 77 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-23 20:25:04,703 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:25:04,796 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-23 20:25:05,762 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:25:05,763 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 279 states to 153 states and 279 transitions. [2023-11-23 20:25:05,763 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 279 transitions. [2023-11-23 20:25:05,764 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-23 20:25:05,764 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:25:05,764 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:25:05,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:25:05,787 INFO L262 TraceCheckSpWp]: Trace formula consists of 76 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:25:05,788 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:25:05,969 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-23 20:25:08,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:25:08,639 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 306 states to 166 states and 306 transitions. [2023-11-23 20:25:08,639 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 306 transitions. [2023-11-23 20:25:08,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-23 20:25:08,640 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:25:08,640 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:25:08,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:25:08,663 INFO L262 TraceCheckSpWp]: Trace formula consists of 78 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-23 20:25:08,664 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:25:08,905 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-23 20:25:10,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:25:10,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 318 states to 173 states and 318 transitions. [2023-11-23 20:25:10,447 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 318 transitions. [2023-11-23 20:25:10,448 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-23 20:25:10,449 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:25:10,449 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:25:10,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:25:10,471 INFO L262 TraceCheckSpWp]: Trace formula consists of 77 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-23 20:25:10,472 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:25:10,652 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-23 20:25:13,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:25:13,804 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 344 states to 187 states and 344 transitions. [2023-11-23 20:25:13,804 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 344 transitions. [2023-11-23 20:25:13,806 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-23 20:25:13,806 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:25:13,806 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:25:13,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:25:13,829 INFO L262 TraceCheckSpWp]: Trace formula consists of 84 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-23 20:25:13,830 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:25:13,933 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-23 20:25:15,804 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:25:15,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 364 states to 195 states and 364 transitions. [2023-11-23 20:25:15,806 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 364 transitions. [2023-11-23 20:25:15,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-23 20:25:15,808 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:25:15,808 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:25:15,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:25:15,832 INFO L262 TraceCheckSpWp]: Trace formula consists of 86 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:25:15,834 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:25:16,030 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-23 20:25:18,503 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:25:18,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 387 states to 205 states and 387 transitions. [2023-11-23 20:25:18,504 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 387 transitions. [2023-11-23 20:25:18,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-23 20:25:18,506 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:25:18,506 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:25:18,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:25:18,534 INFO L262 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:25:18,540 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:25:18,707 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-23 20:25:21,556 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:25:21,557 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 411 states to 216 states and 411 transitions. [2023-11-23 20:25:21,558 INFO L276 IsEmpty]: Start isEmpty. Operand 216 states and 411 transitions. [2023-11-23 20:25:21,559 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-23 20:25:21,559 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:25:21,559 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:25:21,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:25:21,591 INFO L262 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-23 20:25:21,593 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:25:21,922 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-11-23 20:25:24,738 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:25:24,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 445 states to 230 states and 445 transitions. [2023-11-23 20:25:24,740 INFO L276 IsEmpty]: Start isEmpty. Operand 230 states and 445 transitions. [2023-11-23 20:25:24,741 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-23 20:25:24,742 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:25:24,742 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:25:24,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:25:24,775 INFO L262 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-23 20:25:24,776 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:25:24,904 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-11-23 20:25:26,206 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:25:26,208 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 450 states to 234 states and 450 transitions. [2023-11-23 20:25:26,208 INFO L276 IsEmpty]: Start isEmpty. Operand 234 states and 450 transitions. [2023-11-23 20:25:26,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-23 20:25:26,212 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:25:26,212 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:25:26,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:25:26,251 INFO L262 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-23 20:25:26,252 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:25:26,595 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-11-23 20:25:28,388 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:25:28,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 476 states to 242 states and 476 transitions. [2023-11-23 20:25:28,389 INFO L276 IsEmpty]: Start isEmpty. Operand 242 states and 476 transitions. [2023-11-23 20:25:28,392 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-23 20:25:28,392 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:25:28,392 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:25:28,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:25:28,419 INFO L262 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-23 20:25:28,420 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:25:28,517 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-11-23 20:25:29,908 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:25:29,910 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 480 states to 246 states and 480 transitions. [2023-11-23 20:25:29,910 INFO L276 IsEmpty]: Start isEmpty. Operand 246 states and 480 transitions. [2023-11-23 20:25:29,911 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-23 20:25:29,911 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:25:29,912 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:25:29,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:25:29,939 INFO L262 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:25:29,941 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:25:29,980 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-11-23 20:25:31,057 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:25:31,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 499 states to 252 states and 499 transitions. [2023-11-23 20:25:31,059 INFO L276 IsEmpty]: Start isEmpty. Operand 252 states and 499 transitions. [2023-11-23 20:25:31,059 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-23 20:25:31,060 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:25:31,060 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:25:31,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:25:31,090 INFO L262 TraceCheckSpWp]: Trace formula consists of 97 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:25:31,091 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:25:31,131 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-11-23 20:25:34,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:25:34,519 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 529 states to 265 states and 529 transitions. [2023-11-23 20:25:34,519 INFO L276 IsEmpty]: Start isEmpty. Operand 265 states and 529 transitions. [2023-11-23 20:25:34,520 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-11-23 20:25:34,520 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:25:34,521 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:25:34,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:25:34,545 INFO L262 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:25:34,547 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:25:34,579 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-11-23 20:25:34,609 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:25:34,611 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 530 states to 266 states and 530 transitions. [2023-11-23 20:25:34,611 INFO L276 IsEmpty]: Start isEmpty. Operand 266 states and 530 transitions. [2023-11-23 20:25:34,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-23 20:25:34,612 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:25:34,612 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:25:34,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:25:34,637 INFO L262 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:25:34,638 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:25:34,880 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-11-23 20:25:35,554 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:25:35,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 551 states to 275 states and 551 transitions. [2023-11-23 20:25:35,556 INFO L276 IsEmpty]: Start isEmpty. Operand 275 states and 551 transitions. [2023-11-23 20:25:35,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-23 20:25:35,557 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:25:35,557 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:25:35,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:25:35,583 INFO L262 TraceCheckSpWp]: Trace formula consists of 109 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-23 20:25:35,584 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:25:35,746 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2023-11-23 20:25:38,335 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:25:38,336 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 579 states to 286 states and 579 transitions. [2023-11-23 20:25:38,337 INFO L276 IsEmpty]: Start isEmpty. Operand 286 states and 579 transitions. [2023-11-23 20:25:38,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-23 20:25:38,338 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:25:38,338 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:25:38,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:25:38,365 INFO L262 TraceCheckSpWp]: Trace formula consists of 109 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-23 20:25:38,366 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:25:38,407 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2023-11-23 20:25:39,892 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:25:39,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 583 states to 290 states and 583 transitions. [2023-11-23 20:25:39,894 INFO L276 IsEmpty]: Start isEmpty. Operand 290 states and 583 transitions. [2023-11-23 20:25:39,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-23 20:25:39,895 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:25:39,896 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:25:39,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:25:39,921 INFO L262 TraceCheckSpWp]: Trace formula consists of 101 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-23 20:25:39,922 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:25:40,019 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-11-23 20:25:40,670 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:25:40,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 604 states to 299 states and 604 transitions. [2023-11-23 20:25:40,672 INFO L276 IsEmpty]: Start isEmpty. Operand 299 states and 604 transitions. [2023-11-23 20:25:40,672 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-23 20:25:40,672 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:25:40,673 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:25:40,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:25:40,702 INFO L262 TraceCheckSpWp]: Trace formula consists of 110 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-23 20:25:40,703 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:25:41,065 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2023-11-23 20:25:44,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:25:44,677 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 653 states to 313 states and 653 transitions. [2023-11-23 20:25:44,677 INFO L276 IsEmpty]: Start isEmpty. Operand 313 states and 653 transitions. [2023-11-23 20:25:44,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-23 20:25:44,678 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:25:44,679 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:25:44,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:25:44,711 INFO L262 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-23 20:25:44,713 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:25:45,186 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked.