./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/nla-digbench/ps3-ll.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 9bd2c7ff 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_3e9fe7ea-b1e0-4ad8-bbf7-9d0d6a4e74cb/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e9fe7ea-b1e0-4ad8-bbf7-9d0d6a4e74cb/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e9fe7ea-b1e0-4ad8-bbf7-9d0d6a4e74cb/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e9fe7ea-b1e0-4ad8-bbf7-9d0d6a4e74cb/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench/ps3-ll.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e9fe7ea-b1e0-4ad8-bbf7-9d0d6a4e74cb/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e9fe7ea-b1e0-4ad8-bbf7-9d0d6a4e74cb/bin/ukojak-verify-G8NBE6pJGL --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 8db0248129cbdf684d5c34c8cefe6849dfc0aface1aea6f02e53557e5a736fa9 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 02:48:14,841 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 02:48:14,952 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e9fe7ea-b1e0-4ad8-bbf7-9d0d6a4e74cb/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-19 02:48:14,959 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 02:48:14,960 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 02:48:15,019 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 02:48:15,023 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 02:48:15,024 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 02:48:15,025 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 02:48:15,030 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 02:48:15,030 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 02:48:15,031 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 02:48:15,031 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 02:48:15,032 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 02:48:15,032 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 02:48:15,033 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 02:48:15,033 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 02:48:15,034 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 02:48:15,034 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 02:48:15,034 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-19 02:48:15,037 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 02:48:15,037 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 02:48:15,038 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 02:48:15,038 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 02:48:15,039 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 02:48:15,039 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 02:48:15,040 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 02:48:15,040 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 02:48:15,041 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:48:15,041 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 02:48:15,043 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 02:48:15,043 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 02:48:15,043 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 02:48:15,043 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 02:48:15,043 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 02:48:15,044 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_3e9fe7ea-b1e0-4ad8-bbf7-9d0d6a4e74cb/bin/ukojak-verify-G8NBE6pJGL/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e9fe7ea-b1e0-4ad8-bbf7-9d0d6a4e74cb/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8db0248129cbdf684d5c34c8cefe6849dfc0aface1aea6f02e53557e5a736fa9 [2023-11-19 02:48:15,372 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 02:48:15,401 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 02:48:15,403 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 02:48:15,405 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 02:48:15,405 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 02:48:15,407 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e9fe7ea-b1e0-4ad8-bbf7-9d0d6a4e74cb/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/nla-digbench/ps3-ll.c [2023-11-19 02:48:18,397 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 02:48:18,592 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 02:48:18,592 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e9fe7ea-b1e0-4ad8-bbf7-9d0d6a4e74cb/sv-benchmarks/c/nla-digbench/ps3-ll.c [2023-11-19 02:48:18,600 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e9fe7ea-b1e0-4ad8-bbf7-9d0d6a4e74cb/bin/ukojak-verify-G8NBE6pJGL/data/c33c8a330/314e0f90ac52489d8f1145eae78b4a17/FLAGbcc05bea2 [2023-11-19 02:48:18,615 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e9fe7ea-b1e0-4ad8-bbf7-9d0d6a4e74cb/bin/ukojak-verify-G8NBE6pJGL/data/c33c8a330/314e0f90ac52489d8f1145eae78b4a17 [2023-11-19 02:48:18,618 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 02:48:18,620 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 02:48:18,621 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 02:48:18,621 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 02:48:18,626 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 02:48:18,627 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:48:18" (1/1) ... [2023-11-19 02:48:18,647 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@28316977 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:48:18, skipping insertion in model container [2023-11-19 02:48:18,648 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:48:18" (1/1) ... [2023-11-19 02:48:18,668 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 02:48:18,840 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:48:18,851 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 02:48:18,870 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:48:18,885 INFO L206 MainTranslator]: Completed translation [2023-11-19 02:48:18,886 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:48:18 WrapperNode [2023-11-19 02:48:18,886 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 02:48:18,887 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 02:48:18,888 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 02:48:18,888 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 02:48:18,896 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:48:18" (1/1) ... [2023-11-19 02:48:18,903 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:48:18" (1/1) ... [2023-11-19 02:48:18,928 INFO L138 Inliner]: procedures = 14, calls = 10, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 83 [2023-11-19 02:48:18,929 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 02:48:18,929 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 02:48:18,930 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 02:48:18,930 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 02:48:18,939 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:48:18" (1/1) ... [2023-11-19 02:48:18,940 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:48:18" (1/1) ... [2023-11-19 02:48:18,941 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:48:18" (1/1) ... [2023-11-19 02:48:18,942 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:48:18" (1/1) ... [2023-11-19 02:48:18,946 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:48:18" (1/1) ... [2023-11-19 02:48:18,949 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:48:18" (1/1) ... [2023-11-19 02:48:18,950 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:48:18" (1/1) ... [2023-11-19 02:48:18,952 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:48:18" (1/1) ... [2023-11-19 02:48:18,954 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 02:48:18,955 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 02:48:18,955 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 02:48:18,955 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 02:48:18,956 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:48:18" (1/1) ... [2023-11-19 02:48:18,962 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:48:18,979 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e9fe7ea-b1e0-4ad8-bbf7-9d0d6a4e74cb/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 02:48:19,035 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e9fe7ea-b1e0-4ad8-bbf7-9d0d6a4e74cb/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 02:48:19,058 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e9fe7ea-b1e0-4ad8-bbf7-9d0d6a4e74cb/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 02:48:19,079 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 02:48:19,079 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 02:48:19,080 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 02:48:19,080 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 02:48:19,080 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-19 02:48:19,080 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-19 02:48:19,141 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 02:48:19,143 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 02:48:19,521 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 02:48:19,557 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 02:48:19,557 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-19 02:48:19,563 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:48:19 BoogieIcfgContainer [2023-11-19 02:48:19,563 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 02:48:19,564 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 02:48:19,564 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 02:48:19,575 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 02:48:19,575 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:48:19" (1/1) ... [2023-11-19 02:48:19,585 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 02:48:19,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:48:19,642 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 97 states and 99 transitions. [2023-11-19 02:48:19,642 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 99 transitions. [2023-11-19 02:48:19,645 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-19 02:48:19,645 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:48:19,646 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:48:19,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:48:19,774 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:48:19,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:48:19,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 97 states and 98 transitions. [2023-11-19 02:48:19,792 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 98 transitions. [2023-11-19 02:48:19,792 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-19 02:48:19,793 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:48:19,793 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:48:19,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:48:19,846 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:48:19,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:48:19,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 99 states and 101 transitions. [2023-11-19 02:48:19,877 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 101 transitions. [2023-11-19 02:48:19,877 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-19 02:48:19,878 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:48:19,878 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:48:19,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:48:19,913 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:48:19,926 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:48:19,927 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 100 states and 102 transitions. [2023-11-19 02:48:19,927 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 102 transitions. [2023-11-19 02:48:19,928 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-19 02:48:19,928 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:48:19,928 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:48:19,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:48:20,004 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:48:20,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:48:20,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 104 states and 108 transitions. [2023-11-19 02:48:20,124 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 108 transitions. [2023-11-19 02:48:20,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-19 02:48:20,124 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:48:20,125 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:48:20,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:48:20,184 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:48:20,205 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:48:20,207 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 105 states and 109 transitions. [2023-11-19 02:48:20,207 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 109 transitions. [2023-11-19 02:48:20,207 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-19 02:48:20,207 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:48:20,208 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:48:20,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:48:20,233 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:48:20,247 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:48:20,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 104 states and 108 transitions. [2023-11-19 02:48:20,260 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 108 transitions. [2023-11-19 02:48:20,260 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-19 02:48:20,260 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:48:20,261 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:48:20,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:48:20,298 INFO L262 TraceCheckSpWp]: Trace formula consists of 36 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 02:48:20,302 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:48:20,326 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:48:20,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:48:20,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 106 states and 110 transitions. [2023-11-19 02:48:20,346 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 110 transitions. [2023-11-19 02:48:20,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-19 02:48:20,346 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:48:20,346 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:48:20,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:48:20,367 INFO L262 TraceCheckSpWp]: Trace formula consists of 37 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 02:48:20,368 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:48:20,384 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:48:20,398 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:48:20,398 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 107 states and 111 transitions. [2023-11-19 02:48:20,399 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 111 transitions. [2023-11-19 02:48:20,399 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-19 02:48:20,399 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:48:20,400 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:48:20,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:48:20,419 INFO L262 TraceCheckSpWp]: Trace formula consists of 38 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 02:48:20,420 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:48:20,437 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:48:20,451 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:48:20,452 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 108 states and 112 transitions. [2023-11-19 02:48:20,452 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 112 transitions. [2023-11-19 02:48:20,452 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-19 02:48:20,453 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:48:20,453 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:48:20,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:48:20,473 INFO L262 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 02:48:20,474 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:48:20,535 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:48:20,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:48:20,668 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 115 states and 121 transitions. [2023-11-19 02:48:20,668 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 121 transitions. [2023-11-19 02:48:20,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-19 02:48:20,669 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:48:20,669 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:48:20,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:48:20,688 INFO L262 TraceCheckSpWp]: Trace formula consists of 40 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 02:48:20,689 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:48:20,781 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:48:20,966 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:48:20,966 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 123 states and 130 transitions. [2023-11-19 02:48:20,967 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 130 transitions. [2023-11-19 02:48:20,967 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-19 02:48:20,967 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:48:20,968 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:48:20,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:48:20,984 INFO L262 TraceCheckSpWp]: Trace formula consists of 41 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 02:48:20,985 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:48:21,015 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:48:21,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:48:21,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 124 states and 132 transitions. [2023-11-19 02:48:21,049 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 132 transitions. [2023-11-19 02:48:21,050 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-19 02:48:21,050 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:48:21,050 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:48:21,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:48:21,067 INFO L262 TraceCheckSpWp]: Trace formula consists of 42 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 02:48:21,068 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:48:21,101 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:48:21,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:48:21,142 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 126 states and 135 transitions. [2023-11-19 02:48:21,142 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 135 transitions. [2023-11-19 02:48:21,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-19 02:48:21,143 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:48:21,143 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:48:21,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:48:21,160 INFO L262 TraceCheckSpWp]: Trace formula consists of 43 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 02:48:21,161 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:48:21,162 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:48:21,168 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:48:21,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 125 states and 134 transitions. [2023-11-19 02:48:21,169 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 134 transitions. [2023-11-19 02:48:21,169 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-19 02:48:21,170 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:48:21,170 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:48:21,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:48:21,187 INFO L262 TraceCheckSpWp]: Trace formula consists of 44 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 02:48:21,188 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:48:21,211 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:48:21,239 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:48:21,239 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 128 states and 137 transitions. [2023-11-19 02:48:21,240 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 137 transitions. [2023-11-19 02:48:21,240 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-19 02:48:21,240 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:48:21,241 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:48:21,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:48:21,259 INFO L262 TraceCheckSpWp]: Trace formula consists of 45 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 02:48:21,260 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:48:21,335 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:48:21,411 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:48:21,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 134 states and 143 transitions. [2023-11-19 02:48:21,412 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 143 transitions. [2023-11-19 02:48:21,413 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-19 02:48:21,413 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:48:21,413 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:48:21,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:48:21,431 INFO L262 TraceCheckSpWp]: Trace formula consists of 46 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 02:48:21,432 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:48:21,502 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:48:21,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:48:21,571 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 140 states and 150 transitions. [2023-11-19 02:48:21,571 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 150 transitions. [2023-11-19 02:48:21,572 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-19 02:48:21,572 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:48:21,572 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:48:21,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:48:21,596 INFO L262 TraceCheckSpWp]: Trace formula consists of 47 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 02:48:21,601 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:48:21,683 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:48:21,847 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:48:21,847 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 141 states and 152 transitions. [2023-11-19 02:48:21,848 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 152 transitions. [2023-11-19 02:48:21,848 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-19 02:48:21,848 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:48:21,849 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:48:21,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:48:21,883 INFO L262 TraceCheckSpWp]: Trace formula consists of 48 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 02:48:21,885 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:48:21,957 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:48:22,155 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:48:22,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 156 states to 143 states and 156 transitions. [2023-11-19 02:48:22,157 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 156 transitions. [2023-11-19 02:48:22,164 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-19 02:48:22,164 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:48:22,165 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:48:22,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:48:22,196 INFO L262 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 02:48:22,200 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:48:22,275 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:48:22,441 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:48:22,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161 states to 146 states and 161 transitions. [2023-11-19 02:48:22,442 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 161 transitions. [2023-11-19 02:48:22,448 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-19 02:48:22,448 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:48:22,449 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:48:22,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:48:22,469 INFO L262 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 02:48:22,471 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:48:22,516 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:48:23,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:48:23,157 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 191 states to 168 states and 191 transitions. [2023-11-19 02:48:23,157 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 191 transitions. [2023-11-19 02:48:23,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-19 02:48:23,157 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:48:23,158 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:48:23,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:48:23,178 INFO L262 TraceCheckSpWp]: Trace formula consists of 59 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 02:48:23,179 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:48:23,238 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:48:23,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:48:23,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 200 states to 173 states and 200 transitions. [2023-11-19 02:48:23,684 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 200 transitions. [2023-11-19 02:48:23,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-19 02:48:23,684 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:48:23,684 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:48:23,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:48:23,707 INFO L262 TraceCheckSpWp]: Trace formula consists of 59 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 02:48:23,711 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:48:23,780 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:48:24,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:48:24,662 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 232 states to 196 states and 232 transitions. [2023-11-19 02:48:24,662 INFO L276 IsEmpty]: Start isEmpty. Operand 196 states and 232 transitions. [2023-11-19 02:48:24,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-19 02:48:24,663 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:48:24,663 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:48:24,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:48:24,688 INFO L262 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 02:48:24,689 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:48:24,754 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:48:25,293 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:48:25,294 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 239 states to 199 states and 236 transitions. [2023-11-19 02:48:25,294 INFO L276 IsEmpty]: Start isEmpty. Operand 199 states and 236 transitions. [2023-11-19 02:48:25,295 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-19 02:48:25,295 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:48:25,295 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:48:25,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:48:25,324 INFO L262 TraceCheckSpWp]: Trace formula consists of 62 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 02:48:25,324 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:48:25,362 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:48:25,670 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:48:25,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 246 states to 202 states and 243 transitions. [2023-11-19 02:48:25,672 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 243 transitions. [2023-11-19 02:48:25,672 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-19 02:48:25,672 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:48:25,672 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:48:25,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:48:25,695 INFO L262 TraceCheckSpWp]: Trace formula consists of 61 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 02:48:25,696 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:48:25,760 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:48:26,500 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:48:26,501 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 254 states to 206 states and 248 transitions. [2023-11-19 02:48:26,501 INFO L276 IsEmpty]: Start isEmpty. Operand 206 states and 248 transitions. [2023-11-19 02:48:26,501 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-19 02:48:26,502 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:48:26,502 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:48:26,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:48:26,524 INFO L262 TraceCheckSpWp]: Trace formula consists of 63 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 02:48:26,525 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:48:26,557 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:48:26,906 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:48:26,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 262 states to 210 states and 256 transitions. [2023-11-19 02:48:26,907 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 256 transitions. [2023-11-19 02:48:26,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-19 02:48:26,908 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:48:26,908 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:48:26,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:48:26,931 INFO L262 TraceCheckSpWp]: Trace formula consists of 62 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 02:48:26,932 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:48:26,934 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:48:26,953 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:48:26,956 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 261 states to 209 states and 255 transitions. [2023-11-19 02:48:26,957 INFO L276 IsEmpty]: Start isEmpty. Operand 209 states and 255 transitions. [2023-11-19 02:48:26,957 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-19 02:48:26,958 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:48:26,958 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:48:26,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:48:26,980 INFO L262 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 02:48:26,981 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:48:26,982 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:48:27,002 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:48:27,003 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 260 states to 208 states and 254 transitions. [2023-11-19 02:48:27,004 INFO L276 IsEmpty]: Start isEmpty. Operand 208 states and 254 transitions. [2023-11-19 02:48:27,004 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-19 02:48:27,004 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:48:27,004 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:48:27,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:48:27,024 INFO L262 TraceCheckSpWp]: Trace formula consists of 63 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 02:48:27,024 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:48:27,112 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:48:28,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:48:28,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 270 states to 214 states and 261 transitions. [2023-11-19 02:48:28,121 INFO L276 IsEmpty]: Start isEmpty. Operand 214 states and 261 transitions. [2023-11-19 02:48:28,121 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-19 02:48:28,121 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:48:28,122 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:48:28,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:48:28,142 INFO L262 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-19 02:48:28,143 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:48:28,223 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:48:29,103 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:48:29,104 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 285 states to 223 states and 276 transitions. [2023-11-19 02:48:29,105 INFO L276 IsEmpty]: Start isEmpty. Operand 223 states and 276 transitions. [2023-11-19 02:48:29,105 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-19 02:48:29,105 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:48:29,105 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:48:29,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:48:29,127 INFO L262 TraceCheckSpWp]: Trace formula consists of 64 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 02:48:29,128 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:48:29,224 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:48:29,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:48:29,973 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 294 states to 230 states and 285 transitions. [2023-11-19 02:48:29,973 INFO L276 IsEmpty]: Start isEmpty. Operand 230 states and 285 transitions. [2023-11-19 02:48:29,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-19 02:48:29,973 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:48:29,974 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:48:30,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:48:30,009 INFO L262 TraceCheckSpWp]: Trace formula consists of 68 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 02:48:30,010 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:48:30,052 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:48:30,801 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:48:30,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 311 states to 242 states and 302 transitions. [2023-11-19 02:48:30,802 INFO L276 IsEmpty]: Start isEmpty. Operand 242 states and 302 transitions. [2023-11-19 02:48:30,803 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-19 02:48:30,803 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:48:30,803 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:48:30,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:48:30,823 INFO L262 TraceCheckSpWp]: Trace formula consists of 65 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 02:48:30,824 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:48:30,927 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:48:31,829 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:48:31,831 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 321 states to 250 states and 312 transitions. [2023-11-19 02:48:31,831 INFO L276 IsEmpty]: Start isEmpty. Operand 250 states and 312 transitions. [2023-11-19 02:48:31,831 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-19 02:48:31,831 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:48:31,832 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:48:31,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:48:31,851 INFO L262 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 02:48:31,852 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:48:32,007 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:48:32,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:48:32,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 340 states to 262 states and 331 transitions. [2023-11-19 02:48:32,986 INFO L276 IsEmpty]: Start isEmpty. Operand 262 states and 331 transitions. [2023-11-19 02:48:32,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-19 02:48:32,987 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:48:32,987 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:48:33,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:48:33,007 INFO L262 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 02:48:33,012 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:48:33,132 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:48:34,276 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:48:34,277 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 351 states to 271 states and 342 transitions. [2023-11-19 02:48:34,277 INFO L276 IsEmpty]: Start isEmpty. Operand 271 states and 342 transitions. [2023-11-19 02:48:34,278 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-19 02:48:34,278 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:48:34,278 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:48:34,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:48:34,296 INFO L262 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 02:48:34,297 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:48:34,422 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:48:35,785 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:48:35,787 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 363 states to 281 states and 354 transitions. [2023-11-19 02:48:35,787 INFO L276 IsEmpty]: Start isEmpty. Operand 281 states and 354 transitions. [2023-11-19 02:48:35,787 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-19 02:48:35,787 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:48:35,788 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:48:35,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:48:35,807 INFO L262 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 02:48:35,808 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:48:35,880 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 02:48:36,122 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:48:36,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 368 states to 284 states and 359 transitions. [2023-11-19 02:48:36,123 INFO L276 IsEmpty]: Start isEmpty. Operand 284 states and 359 transitions. [2023-11-19 02:48:36,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-19 02:48:36,124 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:48:36,124 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:48:36,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:48:36,142 INFO L262 TraceCheckSpWp]: Trace formula consists of 68 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 02:48:36,143 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:48:36,229 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:48:37,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:48:37,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 367 states to 283 states and 358 transitions. [2023-11-19 02:48:37,021 INFO L276 IsEmpty]: Start isEmpty. Operand 283 states and 358 transitions. [2023-11-19 02:48:37,021 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-19 02:48:37,021 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:48:37,021 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:48:37,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:48:37,041 INFO L262 TraceCheckSpWp]: Trace formula consists of 74 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-19 02:48:37,042 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:48:37,274 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:48:37,782 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:48:37,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 376 states to 288 states and 367 transitions. [2023-11-19 02:48:37,784 INFO L276 IsEmpty]: Start isEmpty. Operand 288 states and 367 transitions. [2023-11-19 02:48:37,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-11-19 02:48:37,784 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:48:37,785 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:48:37,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:48:37,804 INFO L262 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 02:48:37,804 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:48:37,885 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:48:38,665 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:48:38,666 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 375 states to 287 states and 366 transitions. [2023-11-19 02:48:38,666 INFO L276 IsEmpty]: Start isEmpty. Operand 287 states and 366 transitions. [2023-11-19 02:48:38,667 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-11-19 02:48:38,667 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:48:38,667 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:48:38,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:48:38,693 INFO L262 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 02:48:38,694 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:48:38,749 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:48:39,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:48:39,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 384 states to 291 states and 375 transitions. [2023-11-19 02:48:39,182 INFO L276 IsEmpty]: Start isEmpty. Operand 291 states and 375 transitions. [2023-11-19 02:48:39,183 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-19 02:48:39,183 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:48:39,183 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:48:39,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:48:39,202 INFO L262 TraceCheckSpWp]: Trace formula consists of 70 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 02:48:39,203 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:48:39,212 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:48:39,225 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:48:39,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 383 states to 290 states and 374 transitions. [2023-11-19 02:48:39,227 INFO L276 IsEmpty]: Start isEmpty. Operand 290 states and 374 transitions. [2023-11-19 02:48:39,227 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-19 02:48:39,227 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:48:39,227 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:48:39,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:48:39,247 INFO L262 TraceCheckSpWp]: Trace formula consists of 76 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 02:48:39,248 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:48:39,348 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:48:40,016 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:48:40,017 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 391 states to 295 states and 382 transitions. [2023-11-19 02:48:40,017 INFO L276 IsEmpty]: Start isEmpty. Operand 295 states and 382 transitions. [2023-11-19 02:48:40,017 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-19 02:48:40,017 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:48:40,017 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:48:40,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:48:40,037 INFO L262 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 02:48:40,037 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:48:40,154 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:48:41,696 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:48:41,697 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 390 states to 294 states and 381 transitions. [2023-11-19 02:48:41,697 INFO L276 IsEmpty]: Start isEmpty. Operand 294 states and 381 transitions. [2023-11-19 02:48:41,698 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-19 02:48:41,698 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:48:41,698 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:48:41,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:48:41,731 INFO L262 TraceCheckSpWp]: Trace formula consists of 72 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 02:48:41,732 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:48:41,886 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:48:44,873 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:48:44,874 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 407 states to 309 states and 398 transitions. [2023-11-19 02:48:44,874 INFO L276 IsEmpty]: Start isEmpty. Operand 309 states and 398 transitions. [2023-11-19 02:48:44,874 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-19 02:48:44,875 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:48:44,875 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:48:44,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:48:44,895 INFO L262 TraceCheckSpWp]: Trace formula consists of 78 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 02:48:44,896 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:48:45,127 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 3 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:48:45,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:48:45,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 413 states to 313 states and 404 transitions. [2023-11-19 02:48:45,846 INFO L276 IsEmpty]: Start isEmpty. Operand 313 states and 404 transitions. [2023-11-19 02:48:45,846 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-11-19 02:48:45,846 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:48:45,847 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:48:45,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:48:45,867 INFO L262 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 02:48:45,868 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:48:46,028 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:48:46,850 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:48:46,851 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 412 states to 312 states and 403 transitions. [2023-11-19 02:48:46,851 INFO L276 IsEmpty]: Start isEmpty. Operand 312 states and 403 transitions. [2023-11-19 02:48:46,852 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-11-19 02:48:46,852 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:48:46,852 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:48:46,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:48:46,878 INFO L262 TraceCheckSpWp]: Trace formula consists of 79 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 02:48:46,879 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:48:46,941 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:48:47,265 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:48:47,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 417 states to 316 states and 408 transitions. [2023-11-19 02:48:47,267 INFO L276 IsEmpty]: Start isEmpty. Operand 316 states and 408 transitions. [2023-11-19 02:48:47,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-19 02:48:47,267 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:48:47,267 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:48:47,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:48:47,287 INFO L262 TraceCheckSpWp]: Trace formula consists of 74 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 02:48:47,288 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:48:47,484 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:48:52,323 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:48:52,324 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 436 states to 333 states and 427 transitions. [2023-11-19 02:48:52,324 INFO L276 IsEmpty]: Start isEmpty. Operand 333 states and 427 transitions. [2023-11-19 02:48:52,324 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-19 02:48:52,325 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:48:52,325 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:48:52,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:48:52,350 INFO L262 TraceCheckSpWp]: Trace formula consists of 80 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 02:48:52,351 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:48:52,416 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:48:52,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:48:52,670 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 441 states to 337 states and 432 transitions. [2023-11-19 02:48:52,670 INFO L276 IsEmpty]: Start isEmpty. Operand 337 states and 432 transitions. [2023-11-19 02:48:52,670 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-19 02:48:52,670 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:48:52,670 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:48:52,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:48:52,697 INFO L262 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 02:48:52,699 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:48:52,868 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:48:55,561 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:48:55,562 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 440 states to 336 states and 431 transitions. [2023-11-19 02:48:55,562 INFO L276 IsEmpty]: Start isEmpty. Operand 336 states and 431 transitions. [2023-11-19 02:48:55,563 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-19 02:48:55,563 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:48:55,563 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:48:55,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:48:55,587 INFO L262 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 02:48:55,588 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:48:55,726 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:48:56,547 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:48:56,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 447 states to 342 states and 438 transitions. [2023-11-19 02:48:56,548 INFO L276 IsEmpty]: Start isEmpty. Operand 342 states and 438 transitions. [2023-11-19 02:48:56,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-19 02:48:56,549 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:48:56,549 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:48:56,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:48:56,574 INFO L262 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-19 02:48:56,575 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:48:57,008 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:48:58,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:48:58,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 458 states to 350 states and 449 transitions. [2023-11-19 02:48:58,345 INFO L276 IsEmpty]: Start isEmpty. Operand 350 states and 449 transitions. [2023-11-19 02:48:58,345 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-19 02:48:58,345 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:48:58,345 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:48:58,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:48:58,367 INFO L262 TraceCheckSpWp]: Trace formula consists of 84 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 02:48:58,368 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:48:58,430 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:48:59,132 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:48:59,133 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 464 states to 354 states and 455 transitions. [2023-11-19 02:48:59,134 INFO L276 IsEmpty]: Start isEmpty. Operand 354 states and 455 transitions. [2023-11-19 02:48:59,134 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-19 02:48:59,134 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:48:59,134 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:48:59,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:48:59,155 INFO L262 TraceCheckSpWp]: Trace formula consists of 86 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 02:48:59,155 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:48:59,213 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 3 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:48:59,277 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:48:59,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 468 states to 356 states and 459 transitions. [2023-11-19 02:48:59,278 INFO L276 IsEmpty]: Start isEmpty. Operand 356 states and 459 transitions. [2023-11-19 02:48:59,279 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-19 02:48:59,279 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:48:59,279 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:48:59,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:48:59,300 INFO L262 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-19 02:48:59,301 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:48:59,392 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:49:00,279 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:49:00,280 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 478 states to 363 states and 469 transitions. [2023-11-19 02:49:00,280 INFO L276 IsEmpty]: Start isEmpty. Operand 363 states and 469 transitions. [2023-11-19 02:49:00,280 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-11-19 02:49:00,281 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:49:00,281 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:49:00,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:49:00,303 INFO L262 TraceCheckSpWp]: Trace formula consists of 88 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-19 02:49:00,304 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:49:00,747 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 17 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:49:02,333 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:49:02,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 488 states to 369 states and 479 transitions. [2023-11-19 02:49:02,334 INFO L276 IsEmpty]: Start isEmpty. Operand 369 states and 479 transitions. [2023-11-19 02:49:02,335 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-19 02:49:02,335 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:49:02,335 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:49:02,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:49:02,364 INFO L262 TraceCheckSpWp]: Trace formula consists of 89 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-19 02:49:02,365 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:49:02,754 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:49:04,084 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:49:04,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 499 states to 374 states and 490 transitions. [2023-11-19 02:49:04,085 INFO L276 IsEmpty]: Start isEmpty. Operand 374 states and 490 transitions. [2023-11-19 02:49:04,086 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-19 02:49:04,086 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:49:04,086 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:49:04,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:49:04,118 INFO L262 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-19 02:49:04,121 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:49:04,282 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 19 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:49:04,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:49:04,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 502 states to 378 states and 493 transitions. [2023-11-19 02:49:04,708 INFO L276 IsEmpty]: Start isEmpty. Operand 378 states and 493 transitions. [2023-11-19 02:49:04,709 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-19 02:49:04,709 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:49:04,709 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:49:04,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:49:04,733 INFO L262 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-19 02:49:04,734 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:49:04,921 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 19 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:49:05,033 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:49:05,034 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 505 states to 379 states and 496 transitions. [2023-11-19 02:49:05,034 INFO L276 IsEmpty]: Start isEmpty. Operand 379 states and 496 transitions. [2023-11-19 02:49:05,035 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-11-19 02:49:05,035 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:49:05,035 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:49:05,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:49:05,060 INFO L262 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 02:49:05,061 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:49:05,160 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 02:49:05,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:49:05,867 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 529 states to 404 states and 520 transitions. [2023-11-19 02:49:05,868 INFO L276 IsEmpty]: Start isEmpty. Operand 404 states and 520 transitions. [2023-11-19 02:49:05,868 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-11-19 02:49:05,869 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:49:05,869 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:49:05,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:49:05,897 INFO L262 TraceCheckSpWp]: Trace formula consists of 101 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 02:49:05,898 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:49:06,067 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 23 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 02:49:07,760 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:49:07,761 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 580 states to 433 states and 571 transitions. [2023-11-19 02:49:07,762 INFO L276 IsEmpty]: Start isEmpty. Operand 433 states and 571 transitions. [2023-11-19 02:49:07,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-11-19 02:49:07,763 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:49:07,763 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:49:07,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:49:07,795 INFO L262 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 02:49:07,796 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:49:07,824 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-19 02:49:08,185 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:49:08,186 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 582 states to 433 states and 570 transitions. [2023-11-19 02:49:08,186 INFO L276 IsEmpty]: Start isEmpty. Operand 433 states and 570 transitions. [2023-11-19 02:49:08,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-11-19 02:49:08,187 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:49:08,187 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:49:08,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:49:08,216 INFO L262 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 02:49:08,217 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:49:08,252 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-19 02:49:08,648 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:49:08,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 585 states to 435 states and 573 transitions. [2023-11-19 02:49:08,649 INFO L276 IsEmpty]: Start isEmpty. Operand 435 states and 573 transitions. [2023-11-19 02:49:08,650 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-11-19 02:49:08,650 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:49:08,650 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:49:08,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:49:08,676 INFO L262 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 02:49:08,677 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:49:08,720 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-19 02:49:09,320 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:49:09,322 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 587 states to 435 states and 572 transitions. [2023-11-19 02:49:09,322 INFO L276 IsEmpty]: Start isEmpty. Operand 435 states and 572 transitions. [2023-11-19 02:49:09,322 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-11-19 02:49:09,322 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:49:09,323 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:49:09,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:49:09,348 INFO L262 TraceCheckSpWp]: Trace formula consists of 105 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 02:49:09,349 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:49:09,384 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-19 02:49:09,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:49:09,735 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 590 states to 437 states and 575 transitions. [2023-11-19 02:49:09,735 INFO L276 IsEmpty]: Start isEmpty. Operand 437 states and 575 transitions. [2023-11-19 02:49:09,736 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-19 02:49:09,736 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:49:09,736 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:49:09,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:49:09,761 INFO L262 TraceCheckSpWp]: Trace formula consists of 105 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 02:49:09,762 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:49:09,799 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-11-19 02:49:10,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:49:10,578 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 592 states to 437 states and 574 transitions. [2023-11-19 02:49:10,578 INFO L276 IsEmpty]: Start isEmpty. Operand 437 states and 574 transitions. [2023-11-19 02:49:10,578 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-19 02:49:10,579 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:49:10,579 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:49:10,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:49:10,607 INFO L262 TraceCheckSpWp]: Trace formula consists of 109 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-19 02:49:10,608 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:49:10,774 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 0 proven. 27 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked.