./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/egcd2-ll_unwindbound100.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 30e01a73 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69dc93bb-5ce5-4af1-a464-33adc0a46e62/bin/ukojak-verify-1t5iHCbJaC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69dc93bb-5ce5-4af1-a464-33adc0a46e62/bin/ukojak-verify-1t5iHCbJaC/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69dc93bb-5ce5-4af1-a464-33adc0a46e62/bin/ukojak-verify-1t5iHCbJaC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69dc93bb-5ce5-4af1-a464-33adc0a46e62/bin/ukojak-verify-1t5iHCbJaC/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/egcd2-ll_unwindbound100.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69dc93bb-5ce5-4af1-a464-33adc0a46e62/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69dc93bb-5ce5-4af1-a464-33adc0a46e62/bin/ukojak-verify-1t5iHCbJaC --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 30672bd579b7f25ffa685cb80d8a419cb542781c19afe0226ba5d9d3cf26984c --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 20:26:00,319 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 20:26:00,478 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69dc93bb-5ce5-4af1-a464-33adc0a46e62/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-23 20:26:00,489 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 20:26:00,491 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-23 20:26:00,560 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 20:26:00,562 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 20:26:00,563 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-23 20:26:00,565 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-23 20:26:00,566 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-23 20:26:00,567 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 20:26:00,568 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 20:26:00,569 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 20:26:00,570 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 20:26:00,570 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 20:26:00,571 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 20:26:00,572 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 20:26:00,573 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 20:26:00,574 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 20:26:00,575 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-23 20:26:00,576 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-23 20:26:00,577 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 20:26:00,577 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 20:26:00,578 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 20:26:00,579 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-23 20:26:00,579 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-23 20:26:00,580 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-23 20:26:00,581 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 20:26:00,582 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:26:00,582 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 20:26:00,583 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 20:26:00,584 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 20:26:00,584 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-23 20:26:00,585 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-23 20:26:00,585 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 20:26:00,600 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69dc93bb-5ce5-4af1-a464-33adc0a46e62/bin/ukojak-verify-1t5iHCbJaC/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69dc93bb-5ce5-4af1-a464-33adc0a46e62/bin/ukojak-verify-1t5iHCbJaC Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 30672bd579b7f25ffa685cb80d8a419cb542781c19afe0226ba5d9d3cf26984c [2023-11-23 20:26:00,980 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 20:26:01,022 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 20:26:01,025 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 20:26:01,027 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 20:26:01,028 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 20:26:01,030 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69dc93bb-5ce5-4af1-a464-33adc0a46e62/bin/ukojak-verify-1t5iHCbJaC/../../sv-benchmarks/c/nla-digbench-scaling/egcd2-ll_unwindbound100.c [2023-11-23 20:26:04,532 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 20:26:04,791 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 20:26:04,792 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69dc93bb-5ce5-4af1-a464-33adc0a46e62/sv-benchmarks/c/nla-digbench-scaling/egcd2-ll_unwindbound100.c [2023-11-23 20:26:04,803 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69dc93bb-5ce5-4af1-a464-33adc0a46e62/bin/ukojak-verify-1t5iHCbJaC/data/4d4d3e447/0144ed34fba64eb48b548e4fb863ee04/FLAGe7fa4ad3c [2023-11-23 20:26:04,826 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69dc93bb-5ce5-4af1-a464-33adc0a46e62/bin/ukojak-verify-1t5iHCbJaC/data/4d4d3e447/0144ed34fba64eb48b548e4fb863ee04 [2023-11-23 20:26:04,830 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 20:26:04,831 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 20:26:04,833 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 20:26:04,833 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 20:26:04,851 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 20:26:04,852 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:26:04" (1/1) ... [2023-11-23 20:26:04,854 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@51d6da60 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:26:04, skipping insertion in model container [2023-11-23 20:26:04,854 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:26:04" (1/1) ... [2023-11-23 20:26:04,877 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 20:26:05,060 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:26:05,082 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 20:26:05,110 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:26:05,125 INFO L206 MainTranslator]: Completed translation [2023-11-23 20:26:05,125 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:26:05 WrapperNode [2023-11-23 20:26:05,126 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 20:26:05,127 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 20:26:05,127 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 20:26:05,127 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 20:26:05,136 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:26:05" (1/1) ... [2023-11-23 20:26:05,144 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:26:05" (1/1) ... [2023-11-23 20:26:05,187 INFO L138 Inliner]: procedures = 14, calls = 18, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 160 [2023-11-23 20:26:05,188 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 20:26:05,189 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 20:26:05,189 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 20:26:05,189 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 20:26:05,200 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:26:05" (1/1) ... [2023-11-23 20:26:05,201 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:26:05" (1/1) ... [2023-11-23 20:26:05,203 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:26:05" (1/1) ... [2023-11-23 20:26:05,203 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:26:05" (1/1) ... [2023-11-23 20:26:05,208 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:26:05" (1/1) ... [2023-11-23 20:26:05,212 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:26:05" (1/1) ... [2023-11-23 20:26:05,215 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:26:05" (1/1) ... [2023-11-23 20:26:05,216 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:26:05" (1/1) ... [2023-11-23 20:26:05,219 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 20:26:05,220 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 20:26:05,220 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 20:26:05,221 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 20:26:05,222 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:26:05" (1/1) ... [2023-11-23 20:26:05,229 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:26:05,246 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69dc93bb-5ce5-4af1-a464-33adc0a46e62/bin/ukojak-verify-1t5iHCbJaC/z3 [2023-11-23 20:26:05,260 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69dc93bb-5ce5-4af1-a464-33adc0a46e62/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-23 20:26:05,269 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69dc93bb-5ce5-4af1-a464-33adc0a46e62/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-23 20:26:05,303 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 20:26:05,303 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-23 20:26:05,303 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-23 20:26:05,304 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-23 20:26:05,304 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 20:26:05,304 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 20:26:05,304 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-23 20:26:05,304 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-23 20:26:05,414 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 20:26:05,417 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 20:26:06,016 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 20:26:06,070 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 20:26:06,070 INFO L309 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-23 20:26:06,072 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:26:06 BoogieIcfgContainer [2023-11-23 20:26:06,072 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 20:26:06,074 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-23 20:26:06,074 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-23 20:26:06,086 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-23 20:26:06,087 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:26:06" (1/1) ... [2023-11-23 20:26:06,100 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 20:26:06,172 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:26:06,186 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 174 states to 161 states and 174 transitions. [2023-11-23 20:26:06,188 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 174 transitions. [2023-11-23 20:26:06,193 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-23 20:26:06,194 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:26:06,195 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:26:06,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:26:06,386 INFO L262 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 12 conjunts are in the unsatisfiable core [2023-11-23 20:26:06,396 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:26:06,591 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:26:06,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:26:06,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 179 states to 160 states and 173 transitions. [2023-11-23 20:26:06,749 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 173 transitions. [2023-11-23 20:26:06,749 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-23 20:26:06,749 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:26:06,750 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:26:06,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:26:06,784 INFO L262 TraceCheckSpWp]: Trace formula consists of 61 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-23 20:26:06,785 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:26:06,878 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-23 20:26:07,188 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:26:07,191 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 186 states to 159 states and 172 transitions. [2023-11-23 20:26:07,191 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 172 transitions. [2023-11-23 20:26:07,192 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-23 20:26:07,192 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:26:07,192 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:26:07,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:26:07,245 INFO L262 TraceCheckSpWp]: Trace formula consists of 64 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-23 20:26:07,246 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:26:07,249 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:26:07,259 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:26:07,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 185 states to 158 states and 171 transitions. [2023-11-23 20:26:07,261 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 171 transitions. [2023-11-23 20:26:07,261 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-23 20:26:07,261 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:26:07,262 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:26:07,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:26:07,296 INFO L262 TraceCheckSpWp]: Trace formula consists of 65 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-23 20:26:07,297 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:26:07,365 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-23 20:26:07,440 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:26:07,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 188 states to 157 states and 170 transitions. [2023-11-23 20:26:07,442 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 170 transitions. [2023-11-23 20:26:07,443 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-23 20:26:07,443 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:26:07,444 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:26:07,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:26:07,517 INFO L262 TraceCheckSpWp]: Trace formula consists of 86 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:26:07,521 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:26:07,613 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-23 20:26:08,563 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:26:08,565 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 212 states to 159 states and 172 transitions. [2023-11-23 20:26:08,565 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 172 transitions. [2023-11-23 20:26:08,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-23 20:26:08,566 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:26:08,567 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:26:08,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:26:08,628 INFO L262 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:26:08,630 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:26:08,747 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-23 20:26:10,021 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:26:10,022 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 238 states to 162 states and 176 transitions. [2023-11-23 20:26:10,023 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 176 transitions. [2023-11-23 20:26:10,023 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-23 20:26:10,023 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:26:10,024 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:26:10,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:26:10,066 INFO L262 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:26:10,069 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:26:10,114 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-23 20:26:10,154 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:26:10,155 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 239 states to 163 states and 177 transitions. [2023-11-23 20:26:10,155 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 177 transitions. [2023-11-23 20:26:10,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-23 20:26:10,157 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:26:10,157 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:26:10,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:26:10,202 INFO L262 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:26:10,208 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:26:10,275 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-23 20:26:11,403 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:26:11,404 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 260 states to 169 states and 188 transitions. [2023-11-23 20:26:11,405 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 188 transitions. [2023-11-23 20:26:11,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-23 20:26:11,406 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:26:11,406 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:26:11,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:26:11,442 INFO L262 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:26:11,443 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:26:11,465 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-23 20:26:11,498 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:26:11,499 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 261 states to 170 states and 189 transitions. [2023-11-23 20:26:11,499 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 189 transitions. [2023-11-23 20:26:11,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-23 20:26:11,501 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:26:11,501 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:26:11,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:26:11,546 INFO L262 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-23 20:26:11,547 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:26:11,703 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-23 20:26:12,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:26:12,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 267 states to 173 states and 195 transitions. [2023-11-23 20:26:12,405 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 195 transitions. [2023-11-23 20:26:12,406 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-23 20:26:12,406 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:26:12,406 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:26:12,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:26:12,457 INFO L262 TraceCheckSpWp]: Trace formula consists of 95 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-23 20:26:12,468 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:26:12,662 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-23 20:26:15,665 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:26:15,666 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 294 states to 181 states and 210 transitions. [2023-11-23 20:26:15,666 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 210 transitions. [2023-11-23 20:26:15,667 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-23 20:26:15,667 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:26:15,667 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:26:15,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:26:15,707 INFO L262 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-23 20:26:15,709 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:26:15,872 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-23 20:26:16,838 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:26:16,839 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 303 states to 185 states and 219 transitions. [2023-11-23 20:26:16,839 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 219 transitions. [2023-11-23 20:26:16,840 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-23 20:26:16,840 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:26:16,841 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:26:16,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:26:16,870 INFO L262 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-23 20:26:16,871 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:26:17,120 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-23 20:26:20,470 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:26:20,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 331 states to 194 states and 237 transitions. [2023-11-23 20:26:20,472 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 237 transitions. [2023-11-23 20:26:20,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-23 20:26:20,473 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:26:20,473 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:26:20,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:26:20,514 INFO L262 TraceCheckSpWp]: Trace formula consists of 97 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-23 20:26:20,517 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:26:20,824 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-23 20:26:21,406 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:26:21,407 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 336 states to 197 states and 242 transitions. [2023-11-23 20:26:21,407 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 242 transitions. [2023-11-23 20:26:21,408 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-23 20:26:21,409 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:26:21,409 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:26:21,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:26:21,452 INFO L262 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:26:21,453 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:26:21,544 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-23 20:26:22,474 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:26:22,475 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 345 states to 202 states and 251 transitions. [2023-11-23 20:26:22,475 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 251 transitions. [2023-11-23 20:26:22,476 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-23 20:26:22,476 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:26:22,477 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:26:22,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:26:22,524 INFO L262 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-23 20:26:22,525 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:26:22,660 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-23 20:26:23,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:26:23,501 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 346 states to 203 states and 252 transitions. [2023-11-23 20:26:23,501 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 252 transitions. [2023-11-23 20:26:23,502 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-23 20:26:23,502 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:26:23,502 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:26:23,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:26:23,540 INFO L262 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:26:23,542 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:26:23,554 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-23 20:26:23,575 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:26:23,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 347 states to 204 states and 253 transitions. [2023-11-23 20:26:23,579 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 253 transitions. [2023-11-23 20:26:23,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-23 20:26:23,582 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:26:23,583 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:26:23,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:26:23,621 INFO L262 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-23 20:26:23,626 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:26:23,670 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-23 20:26:23,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:26:23,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 348 states to 205 states and 254 transitions. [2023-11-23 20:26:23,843 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 254 transitions. [2023-11-23 20:26:23,843 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-23 20:26:23,844 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:26:23,844 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:26:23,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:26:23,881 INFO L262 TraceCheckSpWp]: Trace formula consists of 105 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-23 20:26:23,883 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:26:24,206 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-23 20:26:29,214 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:26:29,215 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 380 states to 217 states and 276 transitions. [2023-11-23 20:26:29,215 INFO L276 IsEmpty]: Start isEmpty. Operand 217 states and 276 transitions. [2023-11-23 20:26:29,216 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-23 20:26:29,216 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:26:29,216 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:26:29,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:26:29,246 INFO L262 TraceCheckSpWp]: Trace formula consists of 106 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-23 20:26:29,247 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:26:29,624 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-23 20:26:35,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:26:35,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 414 states to 230 states and 300 transitions. [2023-11-23 20:26:35,175 INFO L276 IsEmpty]: Start isEmpty. Operand 230 states and 300 transitions. [2023-11-23 20:26:35,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-23 20:26:35,176 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:26:35,176 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:26:35,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:26:35,210 INFO L262 TraceCheckSpWp]: Trace formula consists of 107 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-23 20:26:35,211 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:26:35,419 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-23 20:26:42,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:26:42,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 450 states to 243 states and 326 transitions. [2023-11-23 20:26:42,167 INFO L276 IsEmpty]: Start isEmpty. Operand 243 states and 326 transitions. [2023-11-23 20:26:42,167 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-23 20:26:42,167 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:26:42,168 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:26:42,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:26:42,200 INFO L262 TraceCheckSpWp]: Trace formula consists of 108 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-23 20:26:42,201 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:26:42,426 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-23 20:26:48,520 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:26:48,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 485 states to 257 states and 354 transitions. [2023-11-23 20:26:48,522 INFO L276 IsEmpty]: Start isEmpty. Operand 257 states and 354 transitions. [2023-11-23 20:26:48,523 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-23 20:26:48,523 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:26:48,523 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:26:48,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:26:48,552 INFO L262 TraceCheckSpWp]: Trace formula consists of 109 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:26:48,554 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:26:48,737 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-23 20:26:56,890 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:26:56,892 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 524 states to 272 states and 384 transitions. [2023-11-23 20:26:56,892 INFO L276 IsEmpty]: Start isEmpty. Operand 272 states and 384 transitions. [2023-11-23 20:26:56,892 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-23 20:26:56,893 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:26:56,893 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:26:56,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:26:56,920 INFO L262 TraceCheckSpWp]: Trace formula consists of 115 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:26:56,921 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:26:56,947 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked.