./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/ps4-ll_valuebound20.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 527bcce2 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_139e2af9-04bc-4259-a2b9-1ded809fc2da/bin/ukojak-verify-i0I2FZA1j2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_139e2af9-04bc-4259-a2b9-1ded809fc2da/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_139e2af9-04bc-4259-a2b9-1ded809fc2da/bin/ukojak-verify-i0I2FZA1j2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_139e2af9-04bc-4259-a2b9-1ded809fc2da/bin/ukojak-verify-i0I2FZA1j2/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/ps4-ll_valuebound20.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_139e2af9-04bc-4259-a2b9-1ded809fc2da/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_139e2af9-04bc-4259-a2b9-1ded809fc2da/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 1fbe6596ea58bb65874b731661e9f9f596a91893af06dcebaa497157579c7f46 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 18:40:48,366 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 18:40:48,483 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_139e2af9-04bc-4259-a2b9-1ded809fc2da/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-21 18:40:48,492 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-21 18:40:48,492 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-21 18:40:48,539 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 18:40:48,545 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 18:40:48,545 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-21 18:40:48,547 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 18:40:48,555 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 18:40:48,556 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 18:40:48,557 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 18:40:48,558 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-21 18:40:48,558 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-21 18:40:48,559 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-21 18:40:48,559 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 18:40:48,560 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 18:40:48,561 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 18:40:48,561 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 18:40:48,562 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-21 18:40:48,562 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-21 18:40:48,563 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-21 18:40:48,564 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 18:40:48,564 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 18:40:48,565 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-21 18:40:48,565 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-21 18:40:48,566 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-21 18:40:48,583 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 18:40:48,583 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:40:48,585 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 18:40:48,585 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 18:40:48,586 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 18:40:48,586 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-21 18:40:48,587 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-21 18:40:48,587 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 18:40:48,587 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_139e2af9-04bc-4259-a2b9-1ded809fc2da/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_139e2af9-04bc-4259-a2b9-1ded809fc2da/bin/ukojak-verify-i0I2FZA1j2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1fbe6596ea58bb65874b731661e9f9f596a91893af06dcebaa497157579c7f46 [2023-11-21 18:40:48,910 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 18:40:48,940 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 18:40:48,946 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 18:40:48,947 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 18:40:48,948 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 18:40:48,950 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_139e2af9-04bc-4259-a2b9-1ded809fc2da/bin/ukojak-verify-i0I2FZA1j2/../../sv-benchmarks/c/nla-digbench-scaling/ps4-ll_valuebound20.c [2023-11-21 18:40:52,328 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 18:40:52,564 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 18:40:52,565 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_139e2af9-04bc-4259-a2b9-1ded809fc2da/sv-benchmarks/c/nla-digbench-scaling/ps4-ll_valuebound20.c [2023-11-21 18:40:52,574 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_139e2af9-04bc-4259-a2b9-1ded809fc2da/bin/ukojak-verify-i0I2FZA1j2/data/4798492de/d543640ac8214ad3bb50bc1a96513ef8/FLAG98ad06919 [2023-11-21 18:40:52,591 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_139e2af9-04bc-4259-a2b9-1ded809fc2da/bin/ukojak-verify-i0I2FZA1j2/data/4798492de/d543640ac8214ad3bb50bc1a96513ef8 [2023-11-21 18:40:52,595 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 18:40:52,597 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 18:40:52,599 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 18:40:52,599 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 18:40:52,606 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 18:40:52,607 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:40:52" (1/1) ... [2023-11-21 18:40:52,609 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@150b6111 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:40:52, skipping insertion in model container [2023-11-21 18:40:52,609 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:40:52" (1/1) ... [2023-11-21 18:40:52,636 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 18:40:52,829 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:40:52,842 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 18:40:52,865 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:40:52,884 INFO L206 MainTranslator]: Completed translation [2023-11-21 18:40:52,885 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:40:52 WrapperNode [2023-11-21 18:40:52,885 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 18:40:52,887 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 18:40:52,887 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 18:40:52,887 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 18:40:52,896 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:40:52" (1/1) ... [2023-11-21 18:40:52,924 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:40:52" (1/1) ... [2023-11-21 18:40:52,962 INFO L138 Inliner]: procedures = 14, calls = 12, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 104 [2023-11-21 18:40:52,964 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 18:40:52,966 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 18:40:52,966 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 18:40:52,967 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 18:40:52,977 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:40:52" (1/1) ... [2023-11-21 18:40:52,977 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:40:52" (1/1) ... [2023-11-21 18:40:52,979 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:40:52" (1/1) ... [2023-11-21 18:40:52,980 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:40:52" (1/1) ... [2023-11-21 18:40:52,984 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:40:52" (1/1) ... [2023-11-21 18:40:52,996 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:40:52" (1/1) ... [2023-11-21 18:40:52,998 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:40:52" (1/1) ... [2023-11-21 18:40:52,999 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:40:52" (1/1) ... [2023-11-21 18:40:53,002 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-21 18:40:53,003 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-21 18:40:53,003 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-21 18:40:53,004 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-21 18:40:53,005 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:40:52" (1/1) ... [2023-11-21 18:40:53,022 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:40:53,040 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_139e2af9-04bc-4259-a2b9-1ded809fc2da/bin/ukojak-verify-i0I2FZA1j2/z3 [2023-11-21 18:40:53,054 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_139e2af9-04bc-4259-a2b9-1ded809fc2da/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-21 18:40:53,064 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_139e2af9-04bc-4259-a2b9-1ded809fc2da/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-21 18:40:53,106 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-21 18:40:53,106 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-21 18:40:53,106 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-21 18:40:53,106 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-21 18:40:53,106 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-21 18:40:53,107 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-21 18:40:53,177 INFO L240 CfgBuilder]: Building ICFG [2023-11-21 18:40:53,181 INFO L266 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-21 18:40:53,703 INFO L281 CfgBuilder]: Performing block encoding [2023-11-21 18:40:53,767 INFO L303 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-21 18:40:53,768 INFO L308 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-21 18:40:53,770 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:40:53 BoogieIcfgContainer [2023-11-21 18:40:53,770 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-21 18:40:53,771 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-21 18:40:53,772 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-21 18:40:53,785 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-21 18:40:53,786 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:40:53" (1/1) ... [2023-11-21 18:40:53,798 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 18:40:53,860 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:53,899 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 130 states and 133 transitions. [2023-11-21 18:40:53,899 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 133 transitions. [2023-11-21 18:40:53,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-21 18:40:53,901 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:53,903 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:54,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:54,178 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 18:40:54,243 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:54,246 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 132 states and 135 transitions. [2023-11-21 18:40:54,246 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 135 transitions. [2023-11-21 18:40:54,247 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-21 18:40:54,247 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:54,248 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:54,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:54,321 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 18:40:54,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:54,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 135 states and 139 transitions. [2023-11-21 18:40:54,382 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 139 transitions. [2023-11-21 18:40:54,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-21 18:40:54,383 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:54,383 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:54,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:54,410 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 18:40:54,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:54,427 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 134 states and 138 transitions. [2023-11-21 18:40:54,431 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 138 transitions. [2023-11-21 18:40:54,431 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-21 18:40:54,432 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:54,432 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:54,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:54,491 INFO L262 TraceCheckSpWp]: Trace formula consists of 35 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:40:54,498 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:40:54,541 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 18:40:54,768 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:54,780 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 139 states and 146 transitions. [2023-11-21 18:40:54,780 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 146 transitions. [2023-11-21 18:40:54,781 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-21 18:40:54,781 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:54,782 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:54,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:54,831 INFO L262 TraceCheckSpWp]: Trace formula consists of 36 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:40:54,832 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:40:54,847 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 18:40:54,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:54,884 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 140 states and 147 transitions. [2023-11-21 18:40:54,885 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 147 transitions. [2023-11-21 18:40:54,885 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-21 18:40:54,885 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:54,886 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:54,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:54,926 INFO L262 TraceCheckSpWp]: Trace formula consists of 37 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:40:54,927 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:40:54,947 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 18:40:54,970 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:54,971 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 141 states and 148 transitions. [2023-11-21 18:40:54,971 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 148 transitions. [2023-11-21 18:40:54,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-21 18:40:54,971 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:54,972 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:55,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:55,010 INFO L262 TraceCheckSpWp]: Trace formula consists of 38 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-21 18:40:55,011 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:40:55,014 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 18:40:55,027 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:55,028 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 140 states and 147 transitions. [2023-11-21 18:40:55,028 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 147 transitions. [2023-11-21 18:40:55,028 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-21 18:40:55,029 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:55,029 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:55,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:55,084 INFO L262 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:40:55,085 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:40:55,112 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 18:40:55,133 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:55,134 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 142 states and 149 transitions. [2023-11-21 18:40:55,135 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 149 transitions. [2023-11-21 18:40:55,135 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-21 18:40:55,136 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:55,136 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:55,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:55,158 INFO L262 TraceCheckSpWp]: Trace formula consists of 40 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:40:55,160 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:40:55,223 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 18:40:55,399 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:55,400 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 150 states and 158 transitions. [2023-11-21 18:40:55,401 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 158 transitions. [2023-11-21 18:40:55,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-21 18:40:55,402 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:55,403 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:55,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:55,453 INFO L262 TraceCheckSpWp]: Trace formula consists of 41 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-21 18:40:55,454 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:40:55,556 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 18:40:55,747 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:55,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 167 states to 158 states and 167 transitions. [2023-11-21 18:40:55,749 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 167 transitions. [2023-11-21 18:40:55,749 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-21 18:40:55,749 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:55,750 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:55,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:55,784 INFO L262 TraceCheckSpWp]: Trace formula consists of 42 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:40:55,786 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:40:55,848 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 18:40:55,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:55,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 169 states to 159 states and 169 transitions. [2023-11-21 18:40:55,923 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 169 transitions. [2023-11-21 18:40:55,925 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-21 18:40:55,925 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:55,926 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:55,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:55,956 INFO L262 TraceCheckSpWp]: Trace formula consists of 43 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:40:55,958 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:40:56,018 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 18:40:56,073 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:56,074 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 161 states and 172 transitions. [2023-11-21 18:40:56,074 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 172 transitions. [2023-11-21 18:40:56,075 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-21 18:40:56,076 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:56,076 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:56,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:56,116 INFO L262 TraceCheckSpWp]: Trace formula consists of 44 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-21 18:40:56,117 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:40:56,119 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 18:40:56,134 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:56,135 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 171 states to 160 states and 171 transitions. [2023-11-21 18:40:56,136 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 171 transitions. [2023-11-21 18:40:56,137 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-21 18:40:56,137 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:56,137 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:56,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:56,168 INFO L262 TraceCheckSpWp]: Trace formula consists of 45 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:40:56,170 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:40:56,198 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 18:40:56,235 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:56,236 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 174 states to 163 states and 174 transitions. [2023-11-21 18:40:56,237 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 174 transitions. [2023-11-21 18:40:56,237 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-21 18:40:56,238 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:56,239 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:56,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:56,281 INFO L262 TraceCheckSpWp]: Trace formula consists of 46 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:40:56,284 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:40:56,325 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 18:40:56,346 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:56,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 175 states to 164 states and 175 transitions. [2023-11-21 18:40:56,348 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 175 transitions. [2023-11-21 18:40:56,350 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-21 18:40:56,351 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:56,351 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:56,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:56,401 INFO L262 TraceCheckSpWp]: Trace formula consists of 47 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:40:56,402 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:40:56,447 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 18:40:56,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:56,467 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 165 states and 176 transitions. [2023-11-21 18:40:56,467 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 176 transitions. [2023-11-21 18:40:56,468 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-21 18:40:56,469 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:56,470 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:56,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:56,506 INFO L262 TraceCheckSpWp]: Trace formula consists of 48 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-21 18:40:56,508 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:40:56,630 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 18:40:56,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:56,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 184 states to 173 states and 184 transitions. [2023-11-21 18:40:56,752 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 184 transitions. [2023-11-21 18:40:56,754 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-21 18:40:56,754 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:56,754 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:56,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:56,792 INFO L262 TraceCheckSpWp]: Trace formula consists of 49 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-21 18:40:56,794 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:40:56,905 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 18:40:56,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:56,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 193 states to 181 states and 193 transitions. [2023-11-21 18:40:56,982 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 193 transitions. [2023-11-21 18:40:56,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-21 18:40:56,983 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:56,984 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:57,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:57,007 INFO L262 TraceCheckSpWp]: Trace formula consists of 50 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-21 18:40:57,007 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:40:57,010 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 18:40:57,020 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:57,021 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 192 states to 180 states and 192 transitions. [2023-11-21 18:40:57,021 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 192 transitions. [2023-11-21 18:40:57,023 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-21 18:40:57,024 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:57,024 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:57,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:57,057 INFO L262 TraceCheckSpWp]: Trace formula consists of 51 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:40:57,059 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:40:57,130 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 18:40:57,197 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:57,198 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 194 states to 182 states and 194 transitions. [2023-11-21 18:40:57,198 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 194 transitions. [2023-11-21 18:40:57,204 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-21 18:40:57,204 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:57,204 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:57,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:57,231 INFO L262 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-21 18:40:57,233 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:40:57,353 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 18:40:57,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:57,497 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 199 states to 186 states and 199 transitions. [2023-11-21 18:40:57,498 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 199 transitions. [2023-11-21 18:40:57,498 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-21 18:40:57,498 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:57,499 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:57,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:57,521 INFO L262 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-21 18:40:57,522 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:40:57,636 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 18:40:57,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:57,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 204 states to 190 states and 204 transitions. [2023-11-21 18:40:57,706 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 204 transitions. [2023-11-21 18:40:57,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-21 18:40:57,710 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:57,710 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:57,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:57,737 INFO L262 TraceCheckSpWp]: Trace formula consists of 63 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:40:57,738 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:40:57,804 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 18:40:57,832 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:57,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 210 states to 193 states and 210 transitions. [2023-11-21 18:40:57,834 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 210 transitions. [2023-11-21 18:40:57,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-21 18:40:57,837 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:57,838 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:57,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:57,866 INFO L262 TraceCheckSpWp]: Trace formula consists of 63 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:40:57,867 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:40:57,943 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 18:40:58,402 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:58,403 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 242 states to 219 states and 242 transitions. [2023-11-21 18:40:58,403 INFO L276 IsEmpty]: Start isEmpty. Operand 219 states and 242 transitions. [2023-11-21 18:40:58,404 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-21 18:40:58,404 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:58,404 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:58,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:58,434 INFO L262 TraceCheckSpWp]: Trace formula consists of 64 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:40:58,435 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:40:58,484 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 18:40:58,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:58,510 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 243 states to 220 states and 243 transitions. [2023-11-21 18:40:58,510 INFO L276 IsEmpty]: Start isEmpty. Operand 220 states and 243 transitions. [2023-11-21 18:40:58,511 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-21 18:40:58,511 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:58,511 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:58,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:58,545 INFO L262 TraceCheckSpWp]: Trace formula consists of 64 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:40:58,551 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:40:58,620 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 18:40:59,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:59,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 276 states to 247 states and 276 transitions. [2023-11-21 18:40:59,255 INFO L276 IsEmpty]: Start isEmpty. Operand 247 states and 276 transitions. [2023-11-21 18:40:59,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-21 18:40:59,255 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:59,256 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:59,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:59,285 INFO L262 TraceCheckSpWp]: Trace formula consists of 65 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-21 18:40:59,286 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:40:59,290 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 18:40:59,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:59,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 275 states to 246 states and 275 transitions. [2023-11-21 18:40:59,311 INFO L276 IsEmpty]: Start isEmpty. Operand 246 states and 275 transitions. [2023-11-21 18:40:59,312 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-21 18:40:59,317 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:59,317 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:59,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:59,345 INFO L262 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:40:59,346 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:40:59,413 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 18:40:59,762 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:59,763 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 281 states to 249 states and 281 transitions. [2023-11-21 18:40:59,764 INFO L276 IsEmpty]: Start isEmpty. Operand 249 states and 281 transitions. [2023-11-21 18:40:59,768 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-21 18:40:59,768 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:59,769 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:59,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:59,800 INFO L262 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:40:59,804 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:40:59,884 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 18:41:00,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:00,222 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 283 states to 251 states and 283 transitions. [2023-11-21 18:41:00,222 INFO L276 IsEmpty]: Start isEmpty. Operand 251 states and 283 transitions. [2023-11-21 18:41:00,222 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-21 18:41:00,222 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:00,223 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:00,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:00,249 INFO L262 TraceCheckSpWp]: Trace formula consists of 68 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:41:00,254 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:41:00,305 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 18:41:00,737 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:00,738 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 290 states to 255 states and 290 transitions. [2023-11-21 18:41:00,738 INFO L276 IsEmpty]: Start isEmpty. Operand 255 states and 290 transitions. [2023-11-21 18:41:00,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-21 18:41:00,739 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:00,739 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:00,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:00,771 INFO L262 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:41:00,772 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:41:00,830 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 18:41:00,934 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:00,935 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 293 states to 258 states and 293 transitions. [2023-11-21 18:41:00,936 INFO L276 IsEmpty]: Start isEmpty. Operand 258 states and 293 transitions. [2023-11-21 18:41:00,936 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-21 18:41:00,936 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:00,936 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:00,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:00,963 INFO L262 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-21 18:41:00,964 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:41:00,966 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:41:00,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:00,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 292 states to 257 states and 292 transitions. [2023-11-21 18:41:00,982 INFO L276 IsEmpty]: Start isEmpty. Operand 257 states and 292 transitions. [2023-11-21 18:41:00,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-21 18:41:00,983 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:00,983 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:01,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:01,009 INFO L262 TraceCheckSpWp]: Trace formula consists of 68 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:41:01,010 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:41:01,063 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 18:41:01,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:01,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 293 states to 258 states and 293 transitions. [2023-11-21 18:41:01,088 INFO L276 IsEmpty]: Start isEmpty. Operand 258 states and 293 transitions. [2023-11-21 18:41:01,088 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-21 18:41:01,088 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:01,089 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:01,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:01,116 INFO L262 TraceCheckSpWp]: Trace formula consists of 72 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-21 18:41:01,117 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:41:01,210 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 18:41:01,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:01,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 301 states to 264 states and 301 transitions. [2023-11-21 18:41:01,715 INFO L276 IsEmpty]: Start isEmpty. Operand 264 states and 301 transitions. [2023-11-21 18:41:01,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-21 18:41:01,715 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:01,716 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:01,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:01,744 INFO L262 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:41:01,745 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:41:01,830 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 18:41:01,884 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:01,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 303 states to 265 states and 303 transitions. [2023-11-21 18:41:01,886 INFO L276 IsEmpty]: Start isEmpty. Operand 265 states and 303 transitions. [2023-11-21 18:41:01,886 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-11-21 18:41:01,886 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:01,887 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:01,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:01,914 INFO L262 TraceCheckSpWp]: Trace formula consists of 74 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:41:01,915 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:41:02,035 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 18:41:02,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:02,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 305 states to 267 states and 305 transitions. [2023-11-21 18:41:02,143 INFO L276 IsEmpty]: Start isEmpty. Operand 267 states and 305 transitions. [2023-11-21 18:41:02,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-21 18:41:02,144 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:02,144 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:02,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:02,177 INFO L262 TraceCheckSpWp]: Trace formula consists of 77 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:41:02,178 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:41:02,278 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:41:02,792 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:02,793 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 319 states to 275 states and 316 transitions. [2023-11-21 18:41:02,793 INFO L276 IsEmpty]: Start isEmpty. Operand 275 states and 316 transitions. [2023-11-21 18:41:02,794 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-21 18:41:02,794 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:02,794 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:02,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:02,839 INFO L262 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:41:02,840 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:41:02,984 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 18:41:03,958 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:03,960 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 337 states to 287 states and 334 transitions. [2023-11-21 18:41:03,960 INFO L276 IsEmpty]: Start isEmpty. Operand 287 states and 334 transitions. [2023-11-21 18:41:03,961 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-21 18:41:03,962 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:03,962 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:03,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:03,993 INFO L262 TraceCheckSpWp]: Trace formula consists of 78 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:41:03,995 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:41:04,097 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:41:04,682 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:04,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 352 states to 296 states and 346 transitions. [2023-11-21 18:41:04,683 INFO L276 IsEmpty]: Start isEmpty. Operand 296 states and 346 transitions. [2023-11-21 18:41:04,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-21 18:41:04,684 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:04,684 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:04,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:04,712 INFO L262 TraceCheckSpWp]: Trace formula consists of 76 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:41:04,713 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:41:04,849 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 18:41:06,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:06,081 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 373 states to 308 states and 367 transitions. [2023-11-21 18:41:06,081 INFO L276 IsEmpty]: Start isEmpty. Operand 308 states and 367 transitions. [2023-11-21 18:41:06,082 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-11-21 18:41:06,082 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:06,082 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:06,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:06,111 INFO L262 TraceCheckSpWp]: Trace formula consists of 79 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-21 18:41:06,113 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:41:06,116 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:41:06,132 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:06,134 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 372 states to 307 states and 366 transitions. [2023-11-21 18:41:06,134 INFO L276 IsEmpty]: Start isEmpty. Operand 307 states and 366 transitions. [2023-11-21 18:41:06,135 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-21 18:41:06,135 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:06,135 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:06,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:06,163 INFO L262 TraceCheckSpWp]: Trace formula consists of 80 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:41:06,164 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:41:06,251 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:41:07,278 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:07,280 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 378 states to 312 states and 372 transitions. [2023-11-21 18:41:07,280 INFO L276 IsEmpty]: Start isEmpty. Operand 312 states and 372 transitions. [2023-11-21 18:41:07,281 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-11-21 18:41:07,281 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:07,281 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:07,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:07,313 INFO L262 TraceCheckSpWp]: Trace formula consists of 80 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-21 18:41:07,314 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:41:07,645 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:41:08,288 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:08,290 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 381 states to 315 states and 375 transitions. [2023-11-21 18:41:08,290 INFO L276 IsEmpty]: Start isEmpty. Operand 315 states and 375 transitions. [2023-11-21 18:41:08,291 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-21 18:41:08,291 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:08,291 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:08,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:08,320 INFO L262 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:41:08,321 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:41:08,498 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:41:10,382 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.46s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2023-11-21 18:41:11,444 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.04s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2023-11-21 18:41:12,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:12,097 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 388 states to 321 states and 382 transitions. [2023-11-21 18:41:12,097 INFO L276 IsEmpty]: Start isEmpty. Operand 321 states and 382 transitions. [2023-11-21 18:41:12,098 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-21 18:41:12,098 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:12,098 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:12,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:12,135 INFO L262 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-21 18:41:12,137 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:41:12,599 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 18:41:13,323 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:13,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 396 states to 326 states and 390 transitions. [2023-11-21 18:41:13,325 INFO L276 IsEmpty]: Start isEmpty. Operand 326 states and 390 transitions. [2023-11-21 18:41:13,327 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-21 18:41:13,327 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:13,328 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:13,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:13,358 INFO L262 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:41:13,359 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:41:13,501 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:41:14,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:14,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 404 states to 333 states and 398 transitions. [2023-11-21 18:41:14,588 INFO L276 IsEmpty]: Start isEmpty. Operand 333 states and 398 transitions. [2023-11-21 18:41:14,589 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-21 18:41:14,589 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:14,590 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:14,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:14,621 INFO L262 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-21 18:41:14,623 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:41:14,627 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:41:14,647 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:14,651 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 403 states to 332 states and 397 transitions. [2023-11-21 18:41:14,651 INFO L276 IsEmpty]: Start isEmpty. Operand 332 states and 397 transitions. [2023-11-21 18:41:14,652 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-21 18:41:14,652 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:14,652 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:14,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:14,677 INFO L262 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:41:14,678 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:41:14,699 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:41:15,145 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:15,146 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 410 states to 337 states and 404 transitions. [2023-11-21 18:41:15,146 INFO L276 IsEmpty]: Start isEmpty. Operand 337 states and 404 transitions. [2023-11-21 18:41:15,147 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-21 18:41:15,147 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:15,147 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:15,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:15,175 INFO L262 TraceCheckSpWp]: Trace formula consists of 84 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:41:15,176 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:41:15,374 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:41:17,117 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.10s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2023-11-21 18:41:18,429 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.30s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2023-11-21 18:41:19,218 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:19,220 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 420 states to 346 states and 414 transitions. [2023-11-21 18:41:19,220 INFO L276 IsEmpty]: Start isEmpty. Operand 346 states and 414 transitions. [2023-11-21 18:41:19,221 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-21 18:41:19,221 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:19,222 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:19,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:19,250 INFO L262 TraceCheckSpWp]: Trace formula consists of 84 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:41:19,251 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:41:19,280 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:41:20,125 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:20,126 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 428 states to 352 states and 422 transitions. [2023-11-21 18:41:20,126 INFO L276 IsEmpty]: Start isEmpty. Operand 352 states and 422 transitions. [2023-11-21 18:41:20,127 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-21 18:41:20,127 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:20,128 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:20,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:20,152 INFO L262 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:41:20,154 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:41:20,366 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:41:21,185 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:21,187 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 439 states to 362 states and 433 transitions. [2023-11-21 18:41:21,187 INFO L276 IsEmpty]: Start isEmpty. Operand 362 states and 433 transitions. [2023-11-21 18:41:21,188 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-21 18:41:21,188 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:21,188 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:21,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:21,211 INFO L262 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:41:21,213 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:41:21,229 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:41:22,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:22,106 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 448 states to 369 states and 442 transitions. [2023-11-21 18:41:22,107 INFO L276 IsEmpty]: Start isEmpty. Operand 369 states and 442 transitions. [2023-11-21 18:41:22,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-21 18:41:22,107 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:22,110 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:22,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:22,133 INFO L262 TraceCheckSpWp]: Trace formula consists of 86 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:41:22,135 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:41:22,271 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:41:22,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:22,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 447 states to 368 states and 441 transitions. [2023-11-21 18:41:22,943 INFO L276 IsEmpty]: Start isEmpty. Operand 368 states and 441 transitions. [2023-11-21 18:41:22,943 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-21 18:41:22,944 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:22,944 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:22,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:22,968 INFO L262 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:41:22,970 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:41:23,022 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:41:23,676 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:23,677 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 446 states to 367 states and 440 transitions. [2023-11-21 18:41:23,678 INFO L276 IsEmpty]: Start isEmpty. Operand 367 states and 440 transitions. [2023-11-21 18:41:23,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-21 18:41:23,678 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:23,679 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:23,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:23,706 INFO L262 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-21 18:41:23,707 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:41:23,776 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:41:24,621 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:24,622 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 458 states to 376 states and 452 transitions. [2023-11-21 18:41:24,622 INFO L276 IsEmpty]: Start isEmpty. Operand 376 states and 452 transitions. [2023-11-21 18:41:24,623 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-11-21 18:41:24,623 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:24,623 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:24,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:24,645 INFO L262 TraceCheckSpWp]: Trace formula consists of 88 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:41:24,646 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:41:24,687 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:41:25,359 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:25,360 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 457 states to 375 states and 451 transitions. [2023-11-21 18:41:25,360 INFO L276 IsEmpty]: Start isEmpty. Operand 375 states and 451 transitions. [2023-11-21 18:41:25,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-21 18:41:25,361 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:25,361 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:25,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:25,385 INFO L262 TraceCheckSpWp]: Trace formula consists of 88 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-21 18:41:25,387 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:41:25,752 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:41:26,187 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:26,188 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 463 states to 381 states and 457 transitions. [2023-11-21 18:41:26,188 INFO L276 IsEmpty]: Start isEmpty. Operand 381 states and 457 transitions. [2023-11-21 18:41:26,188 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-21 18:41:26,189 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:26,189 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:26,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:26,210 INFO L262 TraceCheckSpWp]: Trace formula consists of 89 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-21 18:41:26,211 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:41:26,213 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:41:26,232 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:26,233 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 462 states to 380 states and 456 transitions. [2023-11-21 18:41:26,233 INFO L276 IsEmpty]: Start isEmpty. Operand 380 states and 456 transitions. [2023-11-21 18:41:26,234 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-11-21 18:41:26,234 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:26,234 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:26,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:26,282 INFO L262 TraceCheckSpWp]: Trace formula consists of 89 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:41:26,283 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:41:26,296 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-21 18:41:26,913 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:26,914 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 468 states to 382 states and 462 transitions. [2023-11-21 18:41:26,914 INFO L276 IsEmpty]: Start isEmpty. Operand 382 states and 462 transitions. [2023-11-21 18:41:26,914 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-21 18:41:26,914 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:26,915 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:26,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:26,942 INFO L262 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:41:26,944 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:41:27,088 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:41:28,205 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:28,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 467 states to 381 states and 461 transitions. [2023-11-21 18:41:28,206 INFO L276 IsEmpty]: Start isEmpty. Operand 381 states and 461 transitions. [2023-11-21 18:41:28,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-21 18:41:28,206 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:28,207 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:28,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:28,236 INFO L262 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:41:28,237 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:41:28,311 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:41:28,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:28,919 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 470 states to 383 states and 464 transitions. [2023-11-21 18:41:28,919 INFO L276 IsEmpty]: Start isEmpty. Operand 383 states and 464 transitions. [2023-11-21 18:41:28,919 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-11-21 18:41:28,919 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:28,920 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:28,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:28,948 INFO L262 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:41:28,949 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:41:29,117 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:41:30,341 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:30,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 469 states to 382 states and 463 transitions. [2023-11-21 18:41:30,342 INFO L276 IsEmpty]: Start isEmpty. Operand 382 states and 463 transitions. [2023-11-21 18:41:30,343 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-21 18:41:30,343 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:30,343 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:30,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:30,369 INFO L262 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:41:30,370 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:41:30,455 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:41:31,140 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:31,141 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 475 states to 386 states and 469 transitions. [2023-11-21 18:41:31,141 INFO L276 IsEmpty]: Start isEmpty. Operand 386 states and 469 transitions. [2023-11-21 18:41:31,142 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-11-21 18:41:31,142 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:31,142 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:31,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:31,168 INFO L262 TraceCheckSpWp]: Trace formula consists of 92 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:41:31,170 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:41:31,345 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:41:32,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:32,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 474 states to 385 states and 468 transitions. [2023-11-21 18:41:32,765 INFO L276 IsEmpty]: Start isEmpty. Operand 385 states and 468 transitions. [2023-11-21 18:41:32,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-11-21 18:41:32,766 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:32,766 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:32,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:32,795 INFO L262 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:41:32,797 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:41:33,085 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:41:36,462 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:36,463 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 493 states to 403 states and 487 transitions. [2023-11-21 18:41:36,463 INFO L276 IsEmpty]: Start isEmpty. Operand 403 states and 487 transitions. [2023-11-21 18:41:36,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-11-21 18:41:36,463 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:36,464 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:36,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:36,489 INFO L262 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-21 18:41:36,491 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:41:36,560 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:41:36,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:36,599 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 495 states to 405 states and 489 transitions. [2023-11-21 18:41:36,599 INFO L276 IsEmpty]: Start isEmpty. Operand 405 states and 489 transitions. [2023-11-21 18:41:36,600 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-21 18:41:36,600 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:36,600 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:36,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:36,624 INFO L262 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:41:36,626 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:41:36,825 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:41:39,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:39,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 494 states to 404 states and 488 transitions. [2023-11-21 18:41:39,581 INFO L276 IsEmpty]: Start isEmpty. Operand 404 states and 488 transitions. [2023-11-21 18:41:39,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-11-21 18:41:39,581 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:39,581 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:39,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:39,612 INFO L262 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-21 18:41:39,614 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:41:40,000 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.