./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/egcd-ll_unwindbound100.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 2329fc70 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_e8b788bf-11a0-4602-a1f6-40157c4684f4/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8b788bf-11a0-4602-a1f6-40157c4684f4/bin/ukojak-rkRKPMF4O4/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8b788bf-11a0-4602-a1f6-40157c4684f4/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8b788bf-11a0-4602-a1f6-40157c4684f4/bin/ukojak-rkRKPMF4O4/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/egcd-ll_unwindbound100.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8b788bf-11a0-4602-a1f6-40157c4684f4/bin/ukojak-rkRKPMF4O4/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8b788bf-11a0-4602-a1f6-40157c4684f4/bin/ukojak-rkRKPMF4O4 --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash f5161832faa85efa7698287d22f9a23de4fa8b958c1b2d2c225d3d8c999a24ce --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-2329fc7 [2022-12-14 19:20:30,534 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 19:20:30,536 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 19:20:30,554 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 19:20:30,554 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 19:20:30,555 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 19:20:30,556 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 19:20:30,558 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 19:20:30,559 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 19:20:30,560 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 19:20:30,561 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 19:20:30,562 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 19:20:30,562 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 19:20:30,563 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 19:20:30,564 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 19:20:30,565 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 19:20:30,566 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 19:20:30,567 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 19:20:30,568 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 19:20:30,570 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 19:20:30,571 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 19:20:30,572 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 19:20:30,573 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 19:20:30,574 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 19:20:30,577 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 19:20:30,577 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 19:20:30,577 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 19:20:30,578 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 19:20:30,579 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 19:20:30,579 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 19:20:30,580 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 19:20:30,580 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 19:20:30,581 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 19:20:30,582 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 19:20:30,583 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 19:20:30,583 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 19:20:30,583 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 19:20:30,583 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 19:20:30,584 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 19:20:30,584 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 19:20:30,585 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 19:20:30,586 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8b788bf-11a0-4602-a1f6-40157c4684f4/bin/ukojak-rkRKPMF4O4/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-12-14 19:20:30,605 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 19:20:30,605 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 19:20:30,606 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-14 19:20:30,606 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-12-14 19:20:30,607 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-14 19:20:30,607 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-14 19:20:30,607 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 19:20:30,607 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-14 19:20:30,607 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-14 19:20:30,607 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-14 19:20:30,608 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 19:20:30,608 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-14 19:20:30,608 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 19:20:30,608 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-14 19:20:30,608 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-14 19:20:30,608 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-14 19:20:30,608 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 19:20:30,609 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-14 19:20:30,609 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-14 19:20:30,609 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-14 19:20:30,609 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 19:20:30,609 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 19:20:30,609 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 19:20:30,610 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 19:20:30,610 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-14 19:20:30,610 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-12-14 19:20:30,610 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-14 19:20:30,610 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-14 19:20:30,610 INFO L138 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_e8b788bf-11a0-4602-a1f6-40157c4684f4/bin/ukojak-rkRKPMF4O4/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8b788bf-11a0-4602-a1f6-40157c4684f4/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f5161832faa85efa7698287d22f9a23de4fa8b958c1b2d2c225d3d8c999a24ce [2022-12-14 19:20:30,797 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 19:20:30,817 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 19:20:30,820 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 19:20:30,821 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 19:20:30,821 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 19:20:30,822 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8b788bf-11a0-4602-a1f6-40157c4684f4/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/nla-digbench-scaling/egcd-ll_unwindbound100.c [2022-12-14 19:20:33,395 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 19:20:33,540 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 19:20:33,540 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8b788bf-11a0-4602-a1f6-40157c4684f4/sv-benchmarks/c/nla-digbench-scaling/egcd-ll_unwindbound100.c [2022-12-14 19:20:33,546 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8b788bf-11a0-4602-a1f6-40157c4684f4/bin/ukojak-rkRKPMF4O4/data/fd197fe7c/215ab4eaa2c649c8bc00ab4098942711/FLAG13b789b2b [2022-12-14 19:20:33,557 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8b788bf-11a0-4602-a1f6-40157c4684f4/bin/ukojak-rkRKPMF4O4/data/fd197fe7c/215ab4eaa2c649c8bc00ab4098942711 [2022-12-14 19:20:33,559 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 19:20:33,560 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 19:20:33,561 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 19:20:33,561 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 19:20:33,563 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 19:20:33,564 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 07:20:33" (1/1) ... [2022-12-14 19:20:33,565 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2c5b5363 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:20:33, skipping insertion in model container [2022-12-14 19:20:33,565 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 07:20:33" (1/1) ... [2022-12-14 19:20:33,570 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 19:20:33,583 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 19:20:33,704 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8b788bf-11a0-4602-a1f6-40157c4684f4/sv-benchmarks/c/nla-digbench-scaling/egcd-ll_unwindbound100.c[489,502] [2022-12-14 19:20:33,722 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 19:20:33,731 INFO L203 MainTranslator]: Completed pre-run [2022-12-14 19:20:33,741 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8b788bf-11a0-4602-a1f6-40157c4684f4/sv-benchmarks/c/nla-digbench-scaling/egcd-ll_unwindbound100.c[489,502] [2022-12-14 19:20:33,749 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 19:20:33,760 INFO L208 MainTranslator]: Completed translation [2022-12-14 19:20:33,761 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:20:33 WrapperNode [2022-12-14 19:20:33,761 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 19:20:33,762 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-14 19:20:33,762 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-14 19:20:33,762 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-14 19:20:33,768 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:20:33" (1/1) ... [2022-12-14 19:20:33,774 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:20:33" (1/1) ... [2022-12-14 19:20:33,789 INFO L138 Inliner]: procedures = 14, calls = 16, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 59 [2022-12-14 19:20:33,789 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-14 19:20:33,790 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-14 19:20:33,790 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-14 19:20:33,790 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-14 19:20:33,798 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:20:33" (1/1) ... [2022-12-14 19:20:33,798 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:20:33" (1/1) ... [2022-12-14 19:20:33,799 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:20:33" (1/1) ... [2022-12-14 19:20:33,799 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:20:33" (1/1) ... [2022-12-14 19:20:33,803 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:20:33" (1/1) ... [2022-12-14 19:20:33,806 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:20:33" (1/1) ... [2022-12-14 19:20:33,807 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:20:33" (1/1) ... [2022-12-14 19:20:33,808 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:20:33" (1/1) ... [2022-12-14 19:20:33,810 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-14 19:20:33,811 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-14 19:20:33,811 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-14 19:20:33,811 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-14 19:20:33,812 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:20:33" (1/1) ... [2022-12-14 19:20:33,818 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 19:20:33,829 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8b788bf-11a0-4602-a1f6-40157c4684f4/bin/ukojak-rkRKPMF4O4/z3 [2022-12-14 19:20:33,840 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8b788bf-11a0-4602-a1f6-40157c4684f4/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-14 19:20:33,843 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8b788bf-11a0-4602-a1f6-40157c4684f4/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-14 19:20:33,874 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-14 19:20:33,874 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-12-14 19:20:33,874 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-12-14 19:20:33,874 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-14 19:20:33,874 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-14 19:20:33,875 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-14 19:20:33,875 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2022-12-14 19:20:33,875 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2022-12-14 19:20:33,929 INFO L235 CfgBuilder]: Building ICFG [2022-12-14 19:20:33,931 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-14 19:20:34,056 INFO L276 CfgBuilder]: Performing block encoding [2022-12-14 19:20:34,087 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-14 19:20:34,087 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-12-14 19:20:34,089 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 07:20:34 BoogieIcfgContainer [2022-12-14 19:20:34,089 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-14 19:20:34,090 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-12-14 19:20:34,090 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-12-14 19:20:34,099 INFO L275 PluginConnector]: CodeCheck initialized [2022-12-14 19:20:34,099 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 07:20:34" (1/1) ... [2022-12-14 19:20:34,106 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 19:20:34,143 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:20:34,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 34 transitions. [2022-12-14 19:20:34,149 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 34 transitions. [2022-12-14 19:20:34,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-12-14 19:20:34,152 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:20:34,153 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:20:34,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:20:34,251 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 19:20:34,277 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:20:34,277 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 24 states and 32 transitions. [2022-12-14 19:20:34,278 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 32 transitions. [2022-12-14 19:20:34,278 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-12-14 19:20:34,278 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:20:34,279 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:20:34,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:20:34,394 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 19:20:34,443 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:20:34,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 26 states and 35 transitions. [2022-12-14 19:20:34,444 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 35 transitions. [2022-12-14 19:20:34,444 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-12-14 19:20:34,444 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:20:34,445 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:20:34,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:20:34,478 INFO L263 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 17 conjunts are in the unsatisfiable core [2022-12-14 19:20:34,482 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:20:34,574 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-14 19:20:34,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:20:34,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 50 transitions. [2022-12-14 19:20:34,815 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 50 transitions. [2022-12-14 19:20:34,817 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-12-14 19:20:34,817 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:20:34,817 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:20:34,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:20:34,850 INFO L263 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 23 conjunts are in the unsatisfiable core [2022-12-14 19:20:34,852 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:20:35,020 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 19:20:35,695 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:20:35,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 35 states and 59 transitions. [2022-12-14 19:20:35,696 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 59 transitions. [2022-12-14 19:20:35,697 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-12-14 19:20:35,697 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:20:35,697 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:20:35,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:20:35,725 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 28 conjunts are in the unsatisfiable core [2022-12-14 19:20:35,727 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:20:36,045 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 3 proven. 4 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-12-14 19:20:37,184 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:20:37,184 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 42 states and 80 transitions. [2022-12-14 19:20:37,184 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 80 transitions. [2022-12-14 19:20:37,185 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-12-14 19:20:37,185 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:20:37,186 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:20:37,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:20:37,208 INFO L263 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 8 conjunts are in the unsatisfiable core [2022-12-14 19:20:37,209 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:20:37,252 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2022-12-14 19:20:37,307 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:20:37,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 43 states and 81 transitions. [2022-12-14 19:20:37,308 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 81 transitions. [2022-12-14 19:20:37,309 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-12-14 19:20:37,309 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:20:37,309 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:20:37,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:20:37,337 INFO L263 TraceCheckSpWp]: Trace formula consists of 107 conjuncts, 5 conjunts are in the unsatisfiable core [2022-12-14 19:20:37,338 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:20:37,460 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 6 proven. 2 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2022-12-14 19:20:38,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:20:38,905 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 53 states and 123 transitions. [2022-12-14 19:20:38,905 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 123 transitions. [2022-12-14 19:20:38,906 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-12-14 19:20:38,906 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:20:38,907 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:20:38,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:20:38,932 INFO L263 TraceCheckSpWp]: Trace formula consists of 107 conjuncts, 20 conjunts are in the unsatisfiable core [2022-12-14 19:20:38,934 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:20:39,253 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 11 proven. 4 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-12-14 19:20:40,627 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:20:40,628 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 58 states and 145 transitions. [2022-12-14 19:20:40,628 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 145 transitions. [2022-12-14 19:20:40,629 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-12-14 19:20:40,629 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:20:40,629 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:20:40,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:20:40,655 INFO L263 TraceCheckSpWp]: Trace formula consists of 107 conjuncts, 20 conjunts are in the unsatisfiable core [2022-12-14 19:20:40,656 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:20:40,870 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 11 proven. 4 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-12-14 19:20:41,332 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:20:41,333 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 60 states and 147 transitions. [2022-12-14 19:20:41,333 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 147 transitions. [2022-12-14 19:20:41,334 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2022-12-14 19:20:41,335 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:20:41,335 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:20:41,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:20:41,356 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 18 conjunts are in the unsatisfiable core [2022-12-14 19:20:41,358 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:20:41,627 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 15 proven. 5 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2022-12-14 19:20:42,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:20:42,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 180 states to 64 states and 163 transitions. [2022-12-14 19:20:42,509 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 163 transitions. [2022-12-14 19:20:42,510 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2022-12-14 19:20:42,510 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:20:42,510 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:20:42,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:20:42,533 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 25 conjunts are in the unsatisfiable core [2022-12-14 19:20:42,534 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:20:43,010 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 12 proven. 12 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2022-12-14 19:20:45,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:20:45,313 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 210 states to 69 states and 193 transitions. [2022-12-14 19:20:45,313 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 193 transitions. [2022-12-14 19:20:45,314 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2022-12-14 19:20:45,314 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:20:45,314 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:20:45,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:20:45,345 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 34 conjunts are in the unsatisfiable core [2022-12-14 19:20:45,347 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:20:46,185 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 13 proven. 8 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2022-12-14 19:20:48,067 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:20:48,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 227 states to 73 states and 210 transitions. [2022-12-14 19:20:48,068 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 210 transitions. [2022-12-14 19:20:48,069 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2022-12-14 19:20:48,069 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:20:48,069 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:20:48,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:20:48,097 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 35 conjunts are in the unsatisfiable core [2022-12-14 19:20:48,098 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:20:48,666 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 13 proven. 8 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2022-12-14 19:20:49,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:20:49,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 230 states to 75 states and 213 transitions. [2022-12-14 19:20:49,664 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 213 transitions. [2022-12-14 19:20:49,665 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2022-12-14 19:20:49,665 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:20:49,665 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:20:49,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:20:49,689 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 30 conjunts are in the unsatisfiable core [2022-12-14 19:20:49,690 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:20:49,886 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 8 proven. 4 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2022-12-14 19:20:50,696 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:20:50,697 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 235 states to 77 states and 217 transitions. [2022-12-14 19:20:50,697 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 217 transitions. [2022-12-14 19:20:50,698 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2022-12-14 19:20:50,698 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:20:50,698 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:20:50,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:20:50,716 INFO L263 TraceCheckSpWp]: Trace formula consists of 120 conjuncts, 11 conjunts are in the unsatisfiable core [2022-12-14 19:20:50,717 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:20:50,899 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 9 proven. 13 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2022-12-14 19:20:56,041 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:20:56,041 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 248 states to 80 states and 230 transitions. [2022-12-14 19:20:56,041 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 230 transitions. [2022-12-14 19:20:56,042 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2022-12-14 19:20:56,042 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:20:56,042 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:20:56,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:20:56,072 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 35 conjunts are in the unsatisfiable core [2022-12-14 19:20:56,073 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:20:56,735 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 9 proven. 18 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2022-12-14 19:20:59,819 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:20:59,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 273 states to 85 states and 255 transitions. [2022-12-14 19:20:59,820 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 255 transitions. [2022-12-14 19:20:59,821 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2022-12-14 19:20:59,821 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:20:59,821 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:20:59,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:20:59,845 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 34 conjunts are in the unsatisfiable core [2022-12-14 19:20:59,846 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:21:00,544 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 9 proven. 18 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2022-12-14 19:21:05,289 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:21:05,290 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 302 states to 90 states and 284 transitions. [2022-12-14 19:21:05,290 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 284 transitions. [2022-12-14 19:21:05,291 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2022-12-14 19:21:05,291 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:21:05,291 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:21:05,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:21:05,316 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 34 conjunts are in the unsatisfiable core [2022-12-14 19:21:05,317 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:21:05,725 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 9 proven. 18 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2022-12-14 19:21:07,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:21:07,250 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 306 states to 92 states and 288 transitions. [2022-12-14 19:21:07,250 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 288 transitions. [2022-12-14 19:21:07,250 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2022-12-14 19:21:07,250 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:21:07,251 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:21:07,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:21:07,281 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 35 conjunts are in the unsatisfiable core [2022-12-14 19:21:07,282 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:21:07,720 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 9 proven. 18 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2022-12-14 19:21:09,434 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:21:09,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 315 states to 95 states and 297 transitions. [2022-12-14 19:21:09,435 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 297 transitions. [2022-12-14 19:21:09,435 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2022-12-14 19:21:09,435 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:21:09,435 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:21:09,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:21:09,461 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 35 conjunts are in the unsatisfiable core [2022-12-14 19:21:09,462 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:21:09,858 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 9 proven. 18 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2022-12-14 19:21:11,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:21:11,210 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 317 states to 97 states and 299 transitions. [2022-12-14 19:21:11,210 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 299 transitions. [2022-12-14 19:21:11,211 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2022-12-14 19:21:11,211 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:21:11,211 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:21:11,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:21:11,228 INFO L263 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 11 conjunts are in the unsatisfiable core [2022-12-14 19:21:11,229 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:21:11,560 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 17 proven. 10 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2022-12-14 19:21:21,103 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:21:21,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 335 states to 101 states and 317 transitions. [2022-12-14 19:21:21,103 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 317 transitions. [2022-12-14 19:21:21,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2022-12-14 19:21:21,104 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:21:21,104 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:21:21,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:21:21,124 INFO L263 TraceCheckSpWp]: Trace formula consists of 141 conjuncts, 7 conjunts are in the unsatisfiable core [2022-12-14 19:21:21,125 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:21:21,360 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 12 proven. 46 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2022-12-14 19:21:26,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:21:26,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 434 states to 111 states and 415 transitions. [2022-12-14 19:21:26,846 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 415 transitions. [2022-12-14 19:21:26,847 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2022-12-14 19:21:26,847 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:21:26,847 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:21:26,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:21:26,869 INFO L263 TraceCheckSpWp]: Trace formula consists of 141 conjuncts, 7 conjunts are in the unsatisfiable core [2022-12-14 19:21:26,870 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:21:26,904 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 12 proven. 46 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2022-12-14 19:21:30,467 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:21:30,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 437 states to 113 states and 418 transitions. [2022-12-14 19:21:30,468 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 418 transitions. [2022-12-14 19:21:30,468 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2022-12-14 19:21:30,469 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:21:30,469 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:21:30,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:21:30,505 INFO L263 TraceCheckSpWp]: Trace formula consists of 141 conjuncts, 21 conjunts are in the unsatisfiable core [2022-12-14 19:21:30,506 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:21:35,870 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 23 proven. 16 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2022-12-14 19:21:43,032 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:21:43,032 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 475 states to 119 states and 456 transitions. [2022-12-14 19:21:43,032 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 456 transitions. [2022-12-14 19:21:43,033 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2022-12-14 19:21:43,033 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:21:43,033 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:21:43,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:21:43,077 INFO L263 TraceCheckSpWp]: Trace formula consists of 141 conjuncts, 21 conjunts are in the unsatisfiable core [2022-12-14 19:21:43,078 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:21:45,088 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 23 proven. 16 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2022-12-14 19:21:49,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:21:49,074 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 494 states to 123 states and 475 transitions. [2022-12-14 19:21:49,074 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 475 transitions. [2022-12-14 19:21:49,075 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2022-12-14 19:21:49,075 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:21:49,075 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:21:49,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:21:49,098 INFO L263 TraceCheckSpWp]: Trace formula consists of 141 conjuncts, 7 conjunts are in the unsatisfiable core [2022-12-14 19:21:49,099 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:21:49,134 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 12 proven. 46 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2022-12-14 19:21:49,640 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:21:49,641 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 495 states to 124 states and 476 transitions. [2022-12-14 19:21:49,641 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 476 transitions. [2022-12-14 19:21:49,642 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2022-12-14 19:21:49,642 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:21:49,642 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:21:49,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:21:49,689 INFO L263 TraceCheckSpWp]: Trace formula consists of 141 conjuncts, 21 conjunts are in the unsatisfiable core [2022-12-14 19:21:49,691 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:21:51,041 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 23 proven. 16 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2022-12-14 19:22:02,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:22:02,299 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 500 states to 125 states and 481 transitions. [2022-12-14 19:22:02,299 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 481 transitions. [2022-12-14 19:22:02,299 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2022-12-14 19:22:02,300 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:22:02,300 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:22:02,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:22:02,341 INFO L263 TraceCheckSpWp]: Trace formula consists of 141 conjuncts, 21 conjunts are in the unsatisfiable core [2022-12-14 19:22:02,342 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:22:03,660 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 23 proven. 16 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2022-12-14 19:22:06,316 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:22:06,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 505 states to 127 states and 486 transitions. [2022-12-14 19:22:06,317 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 486 transitions. [2022-12-14 19:22:06,318 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2022-12-14 19:22:06,318 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:22:06,318 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:22:06,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:22:06,339 INFO L263 TraceCheckSpWp]: Trace formula consists of 141 conjuncts, 7 conjunts are in the unsatisfiable core [2022-12-14 19:22:06,340 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:22:06,375 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 12 proven. 46 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2022-12-14 19:22:07,387 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:22:07,388 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 507 states to 128 states and 488 transitions. [2022-12-14 19:22:07,388 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 488 transitions. [2022-12-14 19:22:07,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2022-12-14 19:22:07,389 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:22:07,389 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:22:07,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:22:07,410 INFO L263 TraceCheckSpWp]: Trace formula consists of 141 conjuncts, 7 conjunts are in the unsatisfiable core [2022-12-14 19:22:07,410 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:22:07,445 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 12 proven. 46 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2022-12-14 19:22:08,478 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:22:08,479 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 508 states to 129 states and 489 transitions. [2022-12-14 19:22:08,479 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 489 transitions. [2022-12-14 19:22:08,479 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2022-12-14 19:22:08,479 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:22:08,480 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:22:08,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:22:08,517 INFO L263 TraceCheckSpWp]: Trace formula consists of 141 conjuncts, 21 conjunts are in the unsatisfiable core [2022-12-14 19:22:08,518 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:22:09,639 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 23 proven. 16 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2022-12-14 19:22:11,555 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:22:11,556 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 520 states to 133 states and 501 transitions. [2022-12-14 19:22:11,556 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 501 transitions. [2022-12-14 19:22:11,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2022-12-14 19:22:11,556 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:22:11,556 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:22:11,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:22:11,577 INFO L263 TraceCheckSpWp]: Trace formula consists of 141 conjuncts, 7 conjunts are in the unsatisfiable core [2022-12-14 19:22:11,577 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:22:11,612 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 12 proven. 46 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2022-12-14 19:22:12,175 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:22:12,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 519 states to 133 states and 500 transitions. [2022-12-14 19:22:12,175 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 500 transitions. [2022-12-14 19:22:12,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2022-12-14 19:22:12,176 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:22:12,176 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:22:12,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:22:12,216 INFO L263 TraceCheckSpWp]: Trace formula consists of 141 conjuncts, 21 conjunts are in the unsatisfiable core [2022-12-14 19:22:12,217 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:22:13,763 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 23 proven. 16 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2022-12-14 19:22:14,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:22:14,638 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 522 states to 134 states and 503 transitions. [2022-12-14 19:22:14,638 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 503 transitions. [2022-12-14 19:22:14,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2022-12-14 19:22:14,639 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:22:14,639 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:22:14,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:22:14,667 INFO L263 TraceCheckSpWp]: Trace formula consists of 145 conjuncts, 18 conjunts are in the unsatisfiable core [2022-12-14 19:22:14,668 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:22:14,691 INFO L134 CoverageAnalysis]: Checked inductivity of 106 backedges. 41 proven. 5 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2022-12-14 19:22:17,278 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:22:17,279 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 531 states to 136 states and 512 transitions. [2022-12-14 19:22:17,279 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 512 transitions. [2022-12-14 19:22:17,279 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2022-12-14 19:22:17,280 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:22:17,280 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:22:17,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:22:17,304 INFO L263 TraceCheckSpWp]: Trace formula consists of 145 conjuncts, 18 conjunts are in the unsatisfiable core [2022-12-14 19:22:17,306 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:22:17,327 INFO L134 CoverageAnalysis]: Checked inductivity of 106 backedges. 41 proven. 5 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2022-12-14 19:22:18,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:22:18,665 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 538 states to 137 states and 519 transitions. [2022-12-14 19:22:18,665 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 519 transitions. [2022-12-14 19:22:18,665 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2022-12-14 19:22:18,665 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:22:18,666 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:22:18,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:22:18,684 INFO L263 TraceCheckSpWp]: Trace formula consists of 145 conjuncts, 18 conjunts are in the unsatisfiable core [2022-12-14 19:22:18,685 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:22:18,707 INFO L134 CoverageAnalysis]: Checked inductivity of 106 backedges. 41 proven. 5 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2022-12-14 19:22:19,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:22:19,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 539 states to 138 states and 520 transitions. [2022-12-14 19:22:19,381 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 520 transitions. [2022-12-14 19:22:19,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2022-12-14 19:22:19,382 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:22:19,382 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:22:19,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:22:19,399 INFO L263 TraceCheckSpWp]: Trace formula consists of 145 conjuncts, 18 conjunts are in the unsatisfiable core [2022-12-14 19:22:19,400 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:22:19,415 INFO L134 CoverageAnalysis]: Checked inductivity of 106 backedges. 41 proven. 5 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2022-12-14 19:22:20,212 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:22:20,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 541 states to 139 states and 522 transitions. [2022-12-14 19:22:20,213 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 522 transitions. [2022-12-14 19:22:20,213 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2022-12-14 19:22:20,213 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:22:20,213 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:22:20,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:22:20,236 INFO L263 TraceCheckSpWp]: Trace formula consists of 145 conjuncts, 18 conjunts are in the unsatisfiable core [2022-12-14 19:22:20,238 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:22:20,257 INFO L134 CoverageAnalysis]: Checked inductivity of 106 backedges. 41 proven. 5 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2022-12-14 19:22:20,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:22:20,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 542 states to 140 states and 523 transitions. [2022-12-14 19:22:20,923 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 523 transitions. [2022-12-14 19:22:20,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2022-12-14 19:22:20,924 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:22:20,924 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:22:20,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:22:20,979 INFO L263 TraceCheckSpWp]: Trace formula consists of 150 conjuncts, 37 conjunts are in the unsatisfiable core [2022-12-14 19:22:20,981 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:22:30,187 INFO L134 CoverageAnalysis]: Checked inductivity of 114 backedges. 28 proven. 18 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2022-12-14 19:22:55,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:22:55,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 585 states to 146 states and 566 transitions. [2022-12-14 19:22:55,256 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 566 transitions. [2022-12-14 19:22:55,256 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2022-12-14 19:22:55,256 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:22:55,256 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:22:55,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:22:55,331 INFO L263 TraceCheckSpWp]: Trace formula consists of 150 conjuncts, 37 conjunts are in the unsatisfiable core [2022-12-14 19:22:55,334 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:23:04,711 INFO L134 CoverageAnalysis]: Checked inductivity of 114 backedges. 28 proven. 18 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2022-12-14 19:23:08,442 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:23:08,443 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 591 states to 148 states and 572 transitions. [2022-12-14 19:23:08,443 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 572 transitions. [2022-12-14 19:23:08,443 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2022-12-14 19:23:08,443 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:23:08,443 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:23:08,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:23:08,495 INFO L263 TraceCheckSpWp]: Trace formula consists of 150 conjuncts, 37 conjunts are in the unsatisfiable core [2022-12-14 19:23:08,496 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:23:14,136 INFO L134 CoverageAnalysis]: Checked inductivity of 114 backedges. 28 proven. 18 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2022-12-14 19:23:32,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:23:32,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 599 states to 151 states and 580 transitions. [2022-12-14 19:23:32,096 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 580 transitions. [2022-12-14 19:23:32,096 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2022-12-14 19:23:32,097 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:23:32,097 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:23:32,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:23:32,138 INFO L263 TraceCheckSpWp]: Trace formula consists of 159 conjuncts, 37 conjunts are in the unsatisfiable core [2022-12-14 19:23:32,139 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:23:34,441 INFO L134 CoverageAnalysis]: Checked inductivity of 146 backedges. 33 proven. 20 refuted. 0 times theorem prover too weak. 93 trivial. 0 not checked. [2022-12-14 19:23:56,853 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:23:56,853 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 633 states to 156 states and 614 transitions. [2022-12-14 19:23:56,853 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 614 transitions. [2022-12-14 19:23:56,854 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2022-12-14 19:23:56,854 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:23:56,854 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:23:56,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:23:56,895 INFO L263 TraceCheckSpWp]: Trace formula consists of 159 conjuncts, 37 conjunts are in the unsatisfiable core [2022-12-14 19:23:56,897 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:24:00,947 INFO L134 CoverageAnalysis]: Checked inductivity of 146 backedges. 33 proven. 20 refuted. 0 times theorem prover too weak. 93 trivial. 0 not checked. [2022-12-14 19:24:17,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:24:17,845 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 658 states to 160 states and 639 transitions. [2022-12-14 19:24:17,845 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 639 transitions. [2022-12-14 19:24:17,846 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2022-12-14 19:24:17,846 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:24:17,846 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:24:17,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:24:17,904 INFO L263 TraceCheckSpWp]: Trace formula consists of 159 conjuncts, 37 conjunts are in the unsatisfiable core [2022-12-14 19:24:17,905 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:24:22,255 INFO L134 CoverageAnalysis]: Checked inductivity of 146 backedges. 33 proven. 20 refuted. 0 times theorem prover too weak. 93 trivial. 0 not checked. [2022-12-14 19:24:23,949 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:24:23,949 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 663 states to 161 states and 644 transitions. [2022-12-14 19:24:23,949 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 644 transitions. [2022-12-14 19:24:23,950 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2022-12-14 19:24:23,950 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:24:23,950 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:24:24,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:24:24,006 INFO L263 TraceCheckSpWp]: Trace formula consists of 159 conjuncts, 37 conjunts are in the unsatisfiable core [2022-12-14 19:24:24,007 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:24:27,463 INFO L134 CoverageAnalysis]: Checked inductivity of 146 backedges. 33 proven. 20 refuted. 0 times theorem prover too weak. 93 trivial. 0 not checked. [2022-12-14 19:24:28,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:24:28,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 666 states to 162 states and 647 transitions. [2022-12-14 19:24:28,587 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 647 transitions. [2022-12-14 19:24:28,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2022-12-14 19:24:28,588 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:24:28,588 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:24:28,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:24:28,633 INFO L263 TraceCheckSpWp]: Trace formula consists of 159 conjuncts, 37 conjunts are in the unsatisfiable core [2022-12-14 19:24:28,634 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:24:29,502 INFO L134 CoverageAnalysis]: Checked inductivity of 146 backedges. 33 proven. 20 refuted. 0 times theorem prover too weak. 93 trivial. 0 not checked. [2022-12-14 19:24:31,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:24:31,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 668 states to 164 states and 649 transitions. [2022-12-14 19:24:31,684 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 649 transitions. [2022-12-14 19:24:31,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2022-12-14 19:24:31,684 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:24:31,684 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:24:31,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:24:31,745 INFO L263 TraceCheckSpWp]: Trace formula consists of 159 conjuncts, 37 conjunts are in the unsatisfiable core [2022-12-14 19:24:31,746 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:24:37,997 INFO L134 CoverageAnalysis]: Checked inductivity of 146 backedges. 33 proven. 20 refuted. 0 times theorem prover too weak. 93 trivial. 0 not checked. [2022-12-14 19:24:42,431 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:24:42,432 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 670 states to 166 states and 651 transitions. [2022-12-14 19:24:42,432 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 651 transitions. [2022-12-14 19:24:42,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2022-12-14 19:24:42,433 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:24:42,433 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:24:42,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:24:42,477 INFO L263 TraceCheckSpWp]: Trace formula consists of 159 conjuncts, 37 conjunts are in the unsatisfiable core [2022-12-14 19:24:42,478 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:24:43,827 INFO L134 CoverageAnalysis]: Checked inductivity of 146 backedges. 33 proven. 20 refuted. 0 times theorem prover too weak. 93 trivial. 0 not checked. [2022-12-14 19:24:46,305 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:24:46,306 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 672 states to 168 states and 653 transitions. [2022-12-14 19:24:46,306 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 653 transitions. [2022-12-14 19:24:46,307 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2022-12-14 19:24:46,307 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:24:46,307 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:24:46,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:24:46,395 INFO L263 TraceCheckSpWp]: Trace formula consists of 175 conjuncts, 22 conjunts are in the unsatisfiable core [2022-12-14 19:24:46,396 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:24:50,748 INFO L134 CoverageAnalysis]: Checked inductivity of 191 backedges. 38 proven. 31 refuted. 0 times theorem prover too weak. 122 trivial. 0 not checked. [2022-12-14 19:25:06,603 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:25:06,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 722 states to 174 states and 703 transitions. [2022-12-14 19:25:06,604 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 703 transitions. [2022-12-14 19:25:06,604 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2022-12-14 19:25:06,604 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:25:06,604 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:25:06,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:25:06,682 INFO L263 TraceCheckSpWp]: Trace formula consists of 175 conjuncts, 22 conjunts are in the unsatisfiable core [2022-12-14 19:25:06,683 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:25:09,661 INFO L134 CoverageAnalysis]: Checked inductivity of 191 backedges. 38 proven. 31 refuted. 0 times theorem prover too weak. 122 trivial. 0 not checked. [2022-12-14 19:25:12,395 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:25:12,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 725 states to 175 states and 706 transitions. [2022-12-14 19:25:12,396 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 706 transitions. [2022-12-14 19:25:12,397 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2022-12-14 19:25:12,397 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:25:12,397 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:25:12,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:25:12,495 INFO L263 TraceCheckSpWp]: Trace formula consists of 175 conjuncts, 22 conjunts are in the unsatisfiable core [2022-12-14 19:25:12,497 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:25:16,243 INFO L134 CoverageAnalysis]: Checked inductivity of 191 backedges. 38 proven. 31 refuted. 0 times theorem prover too weak. 122 trivial. 0 not checked. [2022-12-14 19:25:24,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:25:24,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 733 states to 178 states and 714 transitions. [2022-12-14 19:25:24,063 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 714 transitions. [2022-12-14 19:25:24,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2022-12-14 19:25:24,064 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:25:24,064 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:25:24,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:25:24,090 INFO L263 TraceCheckSpWp]: Trace formula consists of 175 conjuncts, 9 conjunts are in the unsatisfiable core [2022-12-14 19:25:24,091 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:25:24,686 INFO L134 CoverageAnalysis]: Checked inductivity of 188 backedges. 18 proven. 132 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2022-12-14 19:25:34,448 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:25:34,448 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 883 states to 188 states and 863 transitions. [2022-12-14 19:25:34,448 INFO L276 IsEmpty]: Start isEmpty. Operand 188 states and 863 transitions. [2022-12-14 19:25:34,449 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2022-12-14 19:25:34,449 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:25:34,449 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:25:34,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:25:34,538 INFO L263 TraceCheckSpWp]: Trace formula consists of 175 conjuncts, 22 conjunts are in the unsatisfiable core [2022-12-14 19:25:34,540 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:25:36,154 INFO L134 CoverageAnalysis]: Checked inductivity of 191 backedges. 23 proven. 46 refuted. 0 times theorem prover too weak. 122 trivial. 0 not checked. [2022-12-14 19:25:43,469 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:25:43,470 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 897 states to 191 states and 877 transitions. [2022-12-14 19:25:43,470 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 877 transitions. [2022-12-14 19:25:43,470 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2022-12-14 19:25:43,470 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:25:43,471 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:25:43,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:25:43,552 INFO L263 TraceCheckSpWp]: Trace formula consists of 175 conjuncts, 22 conjunts are in the unsatisfiable core [2022-12-14 19:25:43,553 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:25:48,038 INFO L134 CoverageAnalysis]: Checked inductivity of 191 backedges. 38 proven. 31 refuted. 0 times theorem prover too weak. 122 trivial. 0 not checked. [2022-12-14 19:25:55,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:25:55,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 910 states to 194 states and 890 transitions. [2022-12-14 19:25:55,944 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 890 transitions. [2022-12-14 19:25:55,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2022-12-14 19:25:55,944 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:25:55,944 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:25:55,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:25:55,966 INFO L263 TraceCheckSpWp]: Trace formula consists of 175 conjuncts, 9 conjunts are in the unsatisfiable core [2022-12-14 19:25:55,967 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:25:56,007 INFO L134 CoverageAnalysis]: Checked inductivity of 188 backedges. 18 proven. 132 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2022-12-14 19:26:00,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:26:00,419 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 914 states to 195 states and 894 transitions. [2022-12-14 19:26:00,419 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 894 transitions. [2022-12-14 19:26:00,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2022-12-14 19:26:00,420 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:26:00,420 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:26:00,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:26:00,442 INFO L263 TraceCheckSpWp]: Trace formula consists of 175 conjuncts, 9 conjunts are in the unsatisfiable core [2022-12-14 19:26:00,442 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:26:00,485 INFO L134 CoverageAnalysis]: Checked inductivity of 188 backedges. 18 proven. 132 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2022-12-14 19:26:02,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:26:02,621 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 918 states to 197 states and 898 transitions. [2022-12-14 19:26:02,621 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 898 transitions. [2022-12-14 19:26:02,621 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2022-12-14 19:26:02,622 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:26:02,622 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:26:02,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:26:02,652 INFO L263 TraceCheckSpWp]: Trace formula consists of 175 conjuncts, 9 conjunts are in the unsatisfiable core [2022-12-14 19:26:02,652 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:26:02,700 INFO L134 CoverageAnalysis]: Checked inductivity of 188 backedges. 18 proven. 132 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2022-12-14 19:26:26,528 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:26:26,529 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 915 states to 197 states and 895 transitions. [2022-12-14 19:26:26,529 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 895 transitions. [2022-12-14 19:26:26,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2022-12-14 19:26:26,530 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:26:26,530 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:26:26,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:26:26,553 INFO L263 TraceCheckSpWp]: Trace formula consists of 175 conjuncts, 9 conjunts are in the unsatisfiable core [2022-12-14 19:26:26,555 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:26:26,597 INFO L134 CoverageAnalysis]: Checked inductivity of 188 backedges. 18 proven. 132 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2022-12-14 19:26:33,829 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:26:33,830 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 912 states to 197 states and 892 transitions. [2022-12-14 19:26:33,830 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 892 transitions. [2022-12-14 19:26:33,831 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2022-12-14 19:26:33,831 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:26:33,831 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:26:33,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:26:33,939 INFO L263 TraceCheckSpWp]: Trace formula consists of 175 conjuncts, 22 conjunts are in the unsatisfiable core [2022-12-14 19:26:33,940 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:26:37,660 INFO L134 CoverageAnalysis]: Checked inductivity of 191 backedges. 38 proven. 31 refuted. 0 times theorem prover too weak. 122 trivial. 0 not checked. [2022-12-14 19:26:40,026 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:26:40,027 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 918 states to 198 states and 898 transitions. [2022-12-14 19:26:40,027 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 898 transitions. [2022-12-14 19:26:40,028 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2022-12-14 19:26:40,028 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:26:40,028 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:26:40,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:26:40,113 INFO L263 TraceCheckSpWp]: Trace formula consists of 175 conjuncts, 22 conjunts are in the unsatisfiable core [2022-12-14 19:26:40,115 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:26:42,736 INFO L134 CoverageAnalysis]: Checked inductivity of 191 backedges. 38 proven. 31 refuted. 0 times theorem prover too weak. 122 trivial. 0 not checked. [2022-12-14 19:26:45,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:26:45,616 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 922 states to 199 states and 902 transitions. [2022-12-14 19:26:45,616 INFO L276 IsEmpty]: Start isEmpty. Operand 199 states and 902 transitions. [2022-12-14 19:26:45,617 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2022-12-14 19:26:45,617 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:26:45,617 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:26:45,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:26:45,708 INFO L263 TraceCheckSpWp]: Trace formula consists of 175 conjuncts, 23 conjunts are in the unsatisfiable core [2022-12-14 19:26:45,709 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:26:49,734 INFO L134 CoverageAnalysis]: Checked inductivity of 191 backedges. 38 proven. 31 refuted. 0 times theorem prover too weak. 122 trivial. 0 not checked. [2022-12-14 19:26:52,522 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:26:52,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 926 states to 200 states and 906 transitions. [2022-12-14 19:26:52,523 INFO L276 IsEmpty]: Start isEmpty. Operand 200 states and 906 transitions. [2022-12-14 19:26:52,523 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2022-12-14 19:26:52,523 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:26:52,524 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:26:52,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:26:52,548 INFO L263 TraceCheckSpWp]: Trace formula consists of 175 conjuncts, 9 conjunts are in the unsatisfiable core [2022-12-14 19:26:52,549 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:26:52,594 INFO L134 CoverageAnalysis]: Checked inductivity of 188 backedges. 18 proven. 132 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2022-12-14 19:26:55,498 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:26:55,499 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 927 states to 202 states and 907 transitions. [2022-12-14 19:26:55,499 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 907 transitions. [2022-12-14 19:26:55,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2022-12-14 19:26:55,500 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:26:55,500 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:26:55,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:26:55,523 INFO L263 TraceCheckSpWp]: Trace formula consists of 175 conjuncts, 9 conjunts are in the unsatisfiable core [2022-12-14 19:26:55,524 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:26:55,571 INFO L134 CoverageAnalysis]: Checked inductivity of 188 backedges. 18 proven. 132 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2022-12-14 19:26:56,951 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:26:56,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 928 states to 203 states and 908 transitions. [2022-12-14 19:26:56,952 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 908 transitions. [2022-12-14 19:26:56,953 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2022-12-14 19:26:56,953 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:26:56,953 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:26:57,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:26:57,033 INFO L263 TraceCheckSpWp]: Trace formula consists of 175 conjuncts, 22 conjunts are in the unsatisfiable core [2022-12-14 19:26:57,034 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:27:01,537 INFO L134 CoverageAnalysis]: Checked inductivity of 191 backedges. 38 proven. 31 refuted. 0 times theorem prover too weak. 122 trivial. 0 not checked. [2022-12-14 19:27:02,975 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:27:02,976 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 930 states to 204 states and 910 transitions. [2022-12-14 19:27:02,976 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 910 transitions. [2022-12-14 19:27:02,977 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2022-12-14 19:27:02,977 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:27:02,977 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:27:03,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:27:03,054 INFO L263 TraceCheckSpWp]: Trace formula consists of 175 conjuncts, 22 conjunts are in the unsatisfiable core [2022-12-14 19:27:03,056 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:27:08,789 INFO L134 CoverageAnalysis]: Checked inductivity of 191 backedges. 38 proven. 31 refuted. 0 times theorem prover too weak. 122 trivial. 0 not checked. [2022-12-14 19:27:10,469 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:27:10,470 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 935 states to 205 states and 915 transitions. [2022-12-14 19:27:10,470 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 915 transitions. [2022-12-14 19:27:10,471 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2022-12-14 19:27:10,471 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:27:10,471 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:27:10,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:27:10,501 INFO L263 TraceCheckSpWp]: Trace formula consists of 175 conjuncts, 9 conjunts are in the unsatisfiable core [2022-12-14 19:27:10,503 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:27:10,555 INFO L134 CoverageAnalysis]: Checked inductivity of 188 backedges. 18 proven. 132 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2022-12-14 19:27:12,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:27:12,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 936 states to 207 states and 916 transitions. [2022-12-14 19:27:12,715 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 916 transitions. [2022-12-14 19:27:12,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2022-12-14 19:27:12,715 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:27:12,716 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:27:12,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:27:12,810 INFO L263 TraceCheckSpWp]: Trace formula consists of 175 conjuncts, 22 conjunts are in the unsatisfiable core [2022-12-14 19:27:12,812 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:27:18,198 INFO L134 CoverageAnalysis]: Checked inductivity of 191 backedges. 38 proven. 31 refuted. 0 times theorem prover too weak. 122 trivial. 0 not checked. [2022-12-14 19:27:20,025 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:27:20,026 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 938 states to 208 states and 918 transitions. [2022-12-14 19:27:20,026 INFO L276 IsEmpty]: Start isEmpty. Operand 208 states and 918 transitions. [2022-12-14 19:27:20,026 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2022-12-14 19:27:20,026 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:27:20,026 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:27:20,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:27:20,121 INFO L263 TraceCheckSpWp]: Trace formula consists of 175 conjuncts, 22 conjunts are in the unsatisfiable core [2022-12-14 19:27:20,123 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:27:23,845 INFO L134 CoverageAnalysis]: Checked inductivity of 191 backedges. 38 proven. 31 refuted. 0 times theorem prover too weak. 122 trivial. 0 not checked. [2022-12-14 19:27:25,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:27:25,174 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 941 states to 209 states and 921 transitions. [2022-12-14 19:27:25,174 INFO L276 IsEmpty]: Start isEmpty. Operand 209 states and 921 transitions. [2022-12-14 19:27:25,175 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2022-12-14 19:27:25,175 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:27:25,175 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:27:25,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:27:25,201 INFO L263 TraceCheckSpWp]: Trace formula consists of 179 conjuncts, 18 conjunts are in the unsatisfiable core [2022-12-14 19:27:25,202 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:27:25,220 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 67 proven. 5 refuted. 0 times theorem prover too weak. 148 trivial. 0 not checked. [2022-12-14 19:27:30,986 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:27:30,987 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 955 states to 211 states and 935 transitions. [2022-12-14 19:27:30,987 INFO L276 IsEmpty]: Start isEmpty. Operand 211 states and 935 transitions. [2022-12-14 19:27:30,987 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2022-12-14 19:27:30,987 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:27:30,987 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:27:31,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:27:31,012 INFO L263 TraceCheckSpWp]: Trace formula consists of 179 conjuncts, 18 conjunts are in the unsatisfiable core [2022-12-14 19:27:31,013 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:27:31,036 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 67 proven. 5 refuted. 0 times theorem prover too weak. 148 trivial. 0 not checked. [2022-12-14 19:27:34,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:27:34,498 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 961 states to 212 states and 941 transitions. [2022-12-14 19:27:34,499 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 941 transitions. [2022-12-14 19:27:34,499 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2022-12-14 19:27:34,499 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:27:34,499 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:27:34,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:27:34,525 INFO L263 TraceCheckSpWp]: Trace formula consists of 179 conjuncts, 18 conjunts are in the unsatisfiable core [2022-12-14 19:27:34,526 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:27:34,544 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 67 proven. 5 refuted. 0 times theorem prover too weak. 148 trivial. 0 not checked. [2022-12-14 19:27:38,176 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:27:38,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 967 states to 213 states and 947 transitions. [2022-12-14 19:27:38,178 INFO L276 IsEmpty]: Start isEmpty. Operand 213 states and 947 transitions. [2022-12-14 19:27:38,178 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2022-12-14 19:27:38,178 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:27:38,178 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:27:38,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:27:38,205 INFO L263 TraceCheckSpWp]: Trace formula consists of 179 conjuncts, 18 conjunts are in the unsatisfiable core [2022-12-14 19:27:38,206 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:27:38,225 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 67 proven. 5 refuted. 0 times theorem prover too weak. 148 trivial. 0 not checked. [2022-12-14 19:27:39,397 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:27:39,397 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 968 states to 214 states and 948 transitions. [2022-12-14 19:27:39,397 INFO L276 IsEmpty]: Start isEmpty. Operand 214 states and 948 transitions. [2022-12-14 19:27:39,398 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2022-12-14 19:27:39,398 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:27:39,398 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:27:39,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:27:39,425 INFO L263 TraceCheckSpWp]: Trace formula consists of 179 conjuncts, 18 conjunts are in the unsatisfiable core [2022-12-14 19:27:39,426 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:27:39,450 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 67 proven. 5 refuted. 0 times theorem prover too weak. 148 trivial. 0 not checked. [2022-12-14 19:27:42,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:27:42,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 970 states to 215 states and 950 transitions. [2022-12-14 19:27:42,582 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 950 transitions. [2022-12-14 19:27:42,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2022-12-14 19:27:42,583 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:27:42,583 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:27:42,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:27:42,614 INFO L263 TraceCheckSpWp]: Trace formula consists of 179 conjuncts, 18 conjunts are in the unsatisfiable core [2022-12-14 19:27:42,616 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:27:42,632 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 67 proven. 5 refuted. 0 times theorem prover too weak. 148 trivial. 0 not checked. [2022-12-14 19:27:43,914 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:27:43,915 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 972 states to 216 states and 952 transitions. [2022-12-14 19:27:43,915 INFO L276 IsEmpty]: Start isEmpty. Operand 216 states and 952 transitions. [2022-12-14 19:27:43,915 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2022-12-14 19:27:43,915 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:27:43,915 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:27:43,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:27:43,946 INFO L263 TraceCheckSpWp]: Trace formula consists of 179 conjuncts, 18 conjunts are in the unsatisfiable core [2022-12-14 19:27:43,947 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:27:43,964 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 67 proven. 5 refuted. 0 times theorem prover too weak. 148 trivial. 0 not checked. [2022-12-14 19:27:46,934 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:27:46,935 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 973 states to 217 states and 953 transitions. [2022-12-14 19:27:46,935 INFO L276 IsEmpty]: Start isEmpty. Operand 217 states and 953 transitions. [2022-12-14 19:27:46,935 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2022-12-14 19:27:46,935 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:27:46,935 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:27:46,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:27:46,963 INFO L263 TraceCheckSpWp]: Trace formula consists of 179 conjuncts, 18 conjunts are in the unsatisfiable core [2022-12-14 19:27:46,964 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:27:46,984 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 67 proven. 5 refuted. 0 times theorem prover too weak. 148 trivial. 0 not checked. [2022-12-14 19:27:48,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:27:48,541 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 975 states to 218 states and 955 transitions. [2022-12-14 19:27:48,541 INFO L276 IsEmpty]: Start isEmpty. Operand 218 states and 955 transitions. [2022-12-14 19:27:48,542 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2022-12-14 19:27:48,542 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:27:48,542 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:27:48,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:27:48,566 INFO L263 TraceCheckSpWp]: Trace formula consists of 179 conjuncts, 18 conjunts are in the unsatisfiable core [2022-12-14 19:27:48,567 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:27:48,584 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 67 proven. 5 refuted. 0 times theorem prover too weak. 148 trivial. 0 not checked. [2022-12-14 19:27:49,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:27:49,963 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 976 states to 219 states and 956 transitions. [2022-12-14 19:27:49,963 INFO L276 IsEmpty]: Start isEmpty. Operand 219 states and 956 transitions. [2022-12-14 19:27:49,963 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2022-12-14 19:27:49,963 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:27:49,963 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:27:50,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:27:50,057 INFO L263 TraceCheckSpWp]: Trace formula consists of 184 conjuncts, 39 conjunts are in the unsatisfiable core [2022-12-14 19:27:50,059 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:28:04,757 INFO L134 CoverageAnalysis]: Checked inductivity of 232 backedges. 43 proven. 34 refuted. 0 times theorem prover too weak. 155 trivial. 0 not checked. [2022-12-14 19:29:01,775 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:29:01,776 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1030 states to 224 states and 1010 transitions. [2022-12-14 19:29:01,776 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 1010 transitions. [2022-12-14 19:29:01,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2022-12-14 19:29:01,777 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:29:01,777 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:29:01,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:29:01,866 INFO L263 TraceCheckSpWp]: Trace formula consists of 184 conjuncts, 44 conjunts are in the unsatisfiable core [2022-12-14 19:29:01,868 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:29:08,314 INFO L134 CoverageAnalysis]: Checked inductivity of 232 backedges. 51 proven. 47 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2022-12-14 19:29:26,890 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:29:26,891 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1038 states to 227 states and 1018 transitions. [2022-12-14 19:29:26,892 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 1018 transitions. [2022-12-14 19:29:26,892 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2022-12-14 19:29:26,892 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:29:26,892 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:29:27,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:29:27,014 INFO L263 TraceCheckSpWp]: Trace formula consists of 184 conjuncts, 39 conjunts are in the unsatisfiable core [2022-12-14 19:29:27,015 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:29:32,055 INFO L134 CoverageAnalysis]: Checked inductivity of 232 backedges. 43 proven. 34 refuted. 0 times theorem prover too weak. 155 trivial. 0 not checked. [2022-12-14 19:29:33,280 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:29:33,281 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1040 states to 228 states and 1020 transitions. [2022-12-14 19:29:33,281 INFO L276 IsEmpty]: Start isEmpty. Operand 228 states and 1020 transitions. [2022-12-14 19:29:33,281 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2022-12-14 19:29:33,281 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:29:33,282 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:29:33,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:29:33,370 INFO L263 TraceCheckSpWp]: Trace formula consists of 184 conjuncts, 39 conjunts are in the unsatisfiable core [2022-12-14 19:29:33,372 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:29:46,363 INFO L134 CoverageAnalysis]: Checked inductivity of 232 backedges. 43 proven. 34 refuted. 0 times theorem prover too weak. 155 trivial. 0 not checked. [2022-12-14 19:30:18,036 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:30:18,037 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1049 states to 231 states and 1029 transitions. [2022-12-14 19:30:18,037 INFO L276 IsEmpty]: Start isEmpty. Operand 231 states and 1029 transitions. [2022-12-14 19:30:18,038 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2022-12-14 19:30:18,038 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:30:18,038 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:30:18,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:30:18,123 INFO L263 TraceCheckSpWp]: Trace formula consists of 184 conjuncts, 39 conjunts are in the unsatisfiable core [2022-12-14 19:30:18,124 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:30:26,449 INFO L134 CoverageAnalysis]: Checked inductivity of 232 backedges. 43 proven. 34 refuted. 0 times theorem prover too weak. 155 trivial. 0 not checked. [2022-12-14 19:30:48,964 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:30:48,965 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1055 states to 233 states and 1035 transitions. [2022-12-14 19:30:48,965 INFO L276 IsEmpty]: Start isEmpty. Operand 233 states and 1035 transitions. [2022-12-14 19:30:48,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2022-12-14 19:30:48,965 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:30:48,965 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:30:49,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:30:49,044 INFO L263 TraceCheckSpWp]: Trace formula consists of 184 conjuncts, 39 conjunts are in the unsatisfiable core [2022-12-14 19:30:49,045 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:31:13,043 INFO L134 CoverageAnalysis]: Checked inductivity of 232 backedges. 61 proven. 38 refuted. 0 times theorem prover too weak. 133 trivial. 0 not checked. [2022-12-14 19:31:29,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:31:29,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1062 states to 237 states and 1042 transitions. [2022-12-14 19:31:29,598 INFO L276 IsEmpty]: Start isEmpty. Operand 237 states and 1042 transitions. [2022-12-14 19:31:29,598 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2022-12-14 19:31:29,598 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:31:29,599 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:31:29,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:31:29,684 INFO L263 TraceCheckSpWp]: Trace formula consists of 193 conjuncts, 39 conjunts are in the unsatisfiable core [2022-12-14 19:31:29,685 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:31:35,079 INFO L134 CoverageAnalysis]: Checked inductivity of 277 backedges. 30 proven. 55 refuted. 0 times theorem prover too weak. 192 trivial. 0 not checked. [2022-12-14 19:32:24,986 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:32:24,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1117 states to 242 states and 1097 transitions. [2022-12-14 19:32:24,987 INFO L276 IsEmpty]: Start isEmpty. Operand 242 states and 1097 transitions. [2022-12-14 19:32:24,987 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2022-12-14 19:32:24,987 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:32:24,987 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:32:25,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:32:25,077 INFO L263 TraceCheckSpWp]: Trace formula consists of 193 conjuncts, 39 conjunts are in the unsatisfiable core [2022-12-14 19:32:25,078 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:32:29,598 INFO L134 CoverageAnalysis]: Checked inductivity of 277 backedges. 30 proven. 55 refuted. 0 times theorem prover too weak. 192 trivial. 0 not checked. [2022-12-14 19:32:36,395 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:32:36,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1134 states to 244 states and 1114 transitions. [2022-12-14 19:32:36,396 INFO L276 IsEmpty]: Start isEmpty. Operand 244 states and 1114 transitions. [2022-12-14 19:32:36,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2022-12-14 19:32:36,396 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:32:36,396 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:32:36,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:32:36,494 INFO L263 TraceCheckSpWp]: Trace formula consists of 193 conjuncts, 39 conjunts are in the unsatisfiable core [2022-12-14 19:32:36,496 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:32:41,141 INFO L134 CoverageAnalysis]: Checked inductivity of 277 backedges. 30 proven. 55 refuted. 0 times theorem prover too weak. 192 trivial. 0 not checked. [2022-12-14 19:32:45,691 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:32:45,692 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1136 states to 246 states and 1116 transitions. [2022-12-14 19:32:45,692 INFO L276 IsEmpty]: Start isEmpty. Operand 246 states and 1116 transitions. [2022-12-14 19:32:45,693 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2022-12-14 19:32:45,693 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:32:45,693 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:32:45,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:32:45,782 INFO L263 TraceCheckSpWp]: Trace formula consists of 193 conjuncts, 39 conjunts are in the unsatisfiable core [2022-12-14 19:32:45,783 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:32:53,589 INFO L134 CoverageAnalysis]: Checked inductivity of 277 backedges. 30 proven. 55 refuted. 0 times theorem prover too weak. 192 trivial. 0 not checked. [2022-12-14 19:33:04,369 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:33:04,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1164 states to 248 states and 1144 transitions. [2022-12-14 19:33:04,370 INFO L276 IsEmpty]: Start isEmpty. Operand 248 states and 1144 transitions. [2022-12-14 19:33:04,370 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2022-12-14 19:33:04,370 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:33:04,370 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:33:04,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:33:04,453 INFO L263 TraceCheckSpWp]: Trace formula consists of 193 conjuncts, 39 conjunts are in the unsatisfiable core [2022-12-14 19:33:04,454 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:33:08,944 INFO L134 CoverageAnalysis]: Checked inductivity of 277 backedges. 30 proven. 55 refuted. 0 times theorem prover too weak. 192 trivial. 0 not checked. [2022-12-14 19:33:11,870 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:33:11,871 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1168 states to 249 states and 1148 transitions. [2022-12-14 19:33:11,871 INFO L276 IsEmpty]: Start isEmpty. Operand 249 states and 1148 transitions. [2022-12-14 19:33:11,872 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2022-12-14 19:33:11,872 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:33:11,872 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:33:11,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:33:11,961 INFO L263 TraceCheckSpWp]: Trace formula consists of 193 conjuncts, 44 conjunts are in the unsatisfiable core [2022-12-14 19:33:11,962 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:33:29,605 INFO L134 CoverageAnalysis]: Checked inductivity of 277 backedges. 41 proven. 68 refuted. 0 times theorem prover too weak. 168 trivial. 0 not checked. [2022-12-14 19:33:53,755 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:33:53,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1170 states to 251 states and 1150 transitions. [2022-12-14 19:33:53,756 INFO L276 IsEmpty]: Start isEmpty. Operand 251 states and 1150 transitions. [2022-12-14 19:33:53,757 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2022-12-14 19:33:53,757 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:33:53,757 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:33:53,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:33:53,847 INFO L263 TraceCheckSpWp]: Trace formula consists of 193 conjuncts, 39 conjunts are in the unsatisfiable core [2022-12-14 19:33:53,848 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:33:58,280 INFO L134 CoverageAnalysis]: Checked inductivity of 277 backedges. 30 proven. 55 refuted. 0 times theorem prover too weak. 192 trivial. 0 not checked. [2022-12-14 19:34:27,330 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:34:27,331 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1172 states to 253 states and 1152 transitions. [2022-12-14 19:34:27,331 INFO L276 IsEmpty]: Start isEmpty. Operand 253 states and 1152 transitions. [2022-12-14 19:34:27,332 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2022-12-14 19:34:27,332 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:34:27,332 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:34:27,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:34:27,415 INFO L263 TraceCheckSpWp]: Trace formula consists of 193 conjuncts, 39 conjunts are in the unsatisfiable core [2022-12-14 19:34:27,416 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:34:40,549 INFO L134 CoverageAnalysis]: Checked inductivity of 277 backedges. 30 proven. 55 refuted. 0 times theorem prover too weak. 192 trivial. 0 not checked. [2022-12-14 19:34:58,440 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:34:58,441 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1174 states to 255 states and 1154 transitions. [2022-12-14 19:34:58,441 INFO L276 IsEmpty]: Start isEmpty. Operand 255 states and 1154 transitions. [2022-12-14 19:34:58,442 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2022-12-14 19:34:58,442 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:34:58,442 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:34:58,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:34:58,541 INFO L263 TraceCheckSpWp]: Trace formula consists of 193 conjuncts, 39 conjunts are in the unsatisfiable core [2022-12-14 19:34:58,543 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:35:10,803 INFO L134 CoverageAnalysis]: Checked inductivity of 277 backedges. 30 proven. 55 refuted. 0 times theorem prover too weak. 192 trivial. 0 not checked. [2022-12-14 19:35:15,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:35:15,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1176 states to 257 states and 1156 transitions. [2022-12-14 19:35:15,843 INFO L276 IsEmpty]: Start isEmpty. Operand 257 states and 1156 transitions. [2022-12-14 19:35:15,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2022-12-14 19:35:15,844 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:35:15,844 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:35:16,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:35:16,037 INFO L263 TraceCheckSpWp]: Trace formula consists of 209 conjuncts, 23 conjunts are in the unsatisfiable core [2022-12-14 19:35:16,039 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:35:20,981 INFO L134 CoverageAnalysis]: Checked inductivity of 338 backedges. 24 proven. 49 refuted. 0 times theorem prover too weak. 265 trivial. 0 not checked.