./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/geo1-ll_valuebound20.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_c4f2771c-46cd-4c82-8156-0596a8778b4b/bin/ukojak-verify-1t5iHCbJaC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4f2771c-46cd-4c82-8156-0596a8778b4b/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_c4f2771c-46cd-4c82-8156-0596a8778b4b/bin/ukojak-verify-1t5iHCbJaC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4f2771c-46cd-4c82-8156-0596a8778b4b/bin/ukojak-verify-1t5iHCbJaC/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/geo1-ll_valuebound20.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4f2771c-46cd-4c82-8156-0596a8778b4b/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_c4f2771c-46cd-4c82-8156-0596a8778b4b/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 8266a4ea95b9e4223f8b08ac8ccf14874ced037158e20412a04b64da93889ae0 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 20:04:22,473 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 20:04:22,552 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4f2771c-46cd-4c82-8156-0596a8778b4b/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-23 20:04:22,558 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 20:04:22,559 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-23 20:04:22,593 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 20:04:22,597 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 20:04:22,598 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-23 20:04:22,600 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-23 20:04:22,601 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-23 20:04:22,602 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 20:04:22,602 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 20:04:22,603 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 20:04:22,604 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 20:04:22,605 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 20:04:22,605 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 20:04:22,606 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 20:04:22,607 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 20:04:22,607 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 20:04:22,608 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-23 20:04:22,609 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-23 20:04:22,610 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 20:04:22,610 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 20:04:22,611 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 20:04:22,611 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-23 20:04:22,612 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-23 20:04:22,613 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-23 20:04:22,613 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 20:04:22,614 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:04:22,615 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 20:04:22,615 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 20:04:22,616 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 20:04:22,616 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-23 20:04:22,617 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-23 20:04:22,618 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 20:04:22,618 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_c4f2771c-46cd-4c82-8156-0596a8778b4b/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4f2771c-46cd-4c82-8156-0596a8778b4b/bin/ukojak-verify-1t5iHCbJaC Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8266a4ea95b9e4223f8b08ac8ccf14874ced037158e20412a04b64da93889ae0 [2023-11-23 20:04:22,896 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 20:04:22,932 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 20:04:22,935 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 20:04:22,938 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 20:04:22,938 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 20:04:22,940 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4f2771c-46cd-4c82-8156-0596a8778b4b/bin/ukojak-verify-1t5iHCbJaC/../../sv-benchmarks/c/nla-digbench-scaling/geo1-ll_valuebound20.c [2023-11-23 20:04:26,221 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 20:04:26,486 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 20:04:26,487 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4f2771c-46cd-4c82-8156-0596a8778b4b/sv-benchmarks/c/nla-digbench-scaling/geo1-ll_valuebound20.c [2023-11-23 20:04:26,497 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4f2771c-46cd-4c82-8156-0596a8778b4b/bin/ukojak-verify-1t5iHCbJaC/data/d4d658266/73ce504ed454451ea578dfa019726d59/FLAGc56a9d409 [2023-11-23 20:04:26,521 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4f2771c-46cd-4c82-8156-0596a8778b4b/bin/ukojak-verify-1t5iHCbJaC/data/d4d658266/73ce504ed454451ea578dfa019726d59 [2023-11-23 20:04:26,527 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 20:04:26,531 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 20:04:26,533 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 20:04:26,533 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 20:04:26,540 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 20:04:26,543 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:04:26" (1/1) ... [2023-11-23 20:04:26,545 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5cfb74f7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:04:26, skipping insertion in model container [2023-11-23 20:04:26,545 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:04:26" (1/1) ... [2023-11-23 20:04:26,573 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 20:04:26,815 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:04:26,826 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 20:04:26,848 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:04:26,863 INFO L206 MainTranslator]: Completed translation [2023-11-23 20:04:26,864 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:04:26 WrapperNode [2023-11-23 20:04:26,864 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 20:04:26,866 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 20:04:26,866 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 20:04:26,866 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 20:04:26,875 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:04:26" (1/1) ... [2023-11-23 20:04:26,898 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:04:26" (1/1) ... [2023-11-23 20:04:26,938 INFO L138 Inliner]: procedures = 14, calls = 14, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 73 [2023-11-23 20:04:26,938 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 20:04:26,939 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 20:04:26,939 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 20:04:26,940 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 20:04:26,953 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:04:26" (1/1) ... [2023-11-23 20:04:26,953 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:04:26" (1/1) ... [2023-11-23 20:04:26,955 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:04:26" (1/1) ... [2023-11-23 20:04:26,956 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:04:26" (1/1) ... [2023-11-23 20:04:26,959 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:04:26" (1/1) ... [2023-11-23 20:04:26,963 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:04:26" (1/1) ... [2023-11-23 20:04:26,964 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:04:26" (1/1) ... [2023-11-23 20:04:26,965 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:04:26" (1/1) ... [2023-11-23 20:04:26,975 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 20:04:26,978 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 20:04:26,978 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 20:04:26,979 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 20:04:26,980 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:04:26" (1/1) ... [2023-11-23 20:04:26,987 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:04:27,006 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4f2771c-46cd-4c82-8156-0596a8778b4b/bin/ukojak-verify-1t5iHCbJaC/z3 [2023-11-23 20:04:27,018 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4f2771c-46cd-4c82-8156-0596a8778b4b/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-23 20:04:27,030 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4f2771c-46cd-4c82-8156-0596a8778b4b/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-23 20:04:27,062 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 20:04:27,062 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-23 20:04:27,062 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-23 20:04:27,062 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-23 20:04:27,062 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 20:04:27,063 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 20:04:27,063 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-23 20:04:27,063 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-23 20:04:27,130 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 20:04:27,133 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 20:04:27,441 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 20:04:27,517 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 20:04:27,518 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-23 20:04:27,520 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:04:27 BoogieIcfgContainer [2023-11-23 20:04:27,520 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 20:04:27,521 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-23 20:04:27,521 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-23 20:04:27,547 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-23 20:04:27,547 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:04:27" (1/1) ... [2023-11-23 20:04:27,574 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 20:04:27,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:04:27,639 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 65 states and 70 transitions. [2023-11-23 20:04:27,640 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 70 transitions. [2023-11-23 20:04:27,644 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-23 20:04:27,644 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:04:27,645 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:04:27,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:04:27,822 INFO L262 TraceCheckSpWp]: Trace formula consists of 65 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-23 20:04:27,829 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:04:27,949 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 20:04:28,089 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:04:28,091 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 67 states and 72 transitions. [2023-11-23 20:04:28,091 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 72 transitions. [2023-11-23 20:04:28,092 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-23 20:04:28,092 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:04:28,093 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:04:28,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:04:28,170 INFO L262 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-23 20:04:28,172 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:04:28,252 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 20:04:28,537 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:04:28,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 70 states and 77 transitions. [2023-11-23 20:04:28,540 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 77 transitions. [2023-11-23 20:04:28,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-23 20:04:28,542 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:04:28,542 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:04:28,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:04:28,609 INFO L262 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-23 20:04:28,611 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:04:28,702 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 20:04:28,800 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:04:28,808 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 72 states and 80 transitions. [2023-11-23 20:04:28,808 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 80 transitions. [2023-11-23 20:04:28,809 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-23 20:04:28,809 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:04:28,810 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:04:28,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:04:28,890 INFO L262 TraceCheckSpWp]: Trace formula consists of 68 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:04:28,893 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:04:28,975 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 20:04:29,234 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:04:29,235 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 73 states and 82 transitions. [2023-11-23 20:04:29,235 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 82 transitions. [2023-11-23 20:04:29,236 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-23 20:04:29,236 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:04:29,237 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:04:29,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:04:29,271 INFO L262 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-23 20:04:29,273 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:04:29,335 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 20:04:29,888 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:04:29,889 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 79 states and 92 transitions. [2023-11-23 20:04:29,889 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 92 transitions. [2023-11-23 20:04:29,890 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-23 20:04:29,890 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:04:29,891 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:04:29,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:04:29,944 INFO L262 TraceCheckSpWp]: Trace formula consists of 70 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-23 20:04:29,948 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:04:30,052 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 20:04:30,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:04:30,917 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 86 states and 104 transitions. [2023-11-23 20:04:30,918 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 104 transitions. [2023-11-23 20:04:30,919 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-23 20:04:30,919 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:04:30,919 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:04:30,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:04:30,951 INFO L262 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:04:30,953 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:04:30,986 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 20:04:31,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:04:31,194 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 87 states and 106 transitions. [2023-11-23 20:04:31,194 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 106 transitions. [2023-11-23 20:04:31,195 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-23 20:04:31,195 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:04:31,195 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:04:31,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:04:31,232 INFO L262 TraceCheckSpWp]: Trace formula consists of 72 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-23 20:04:31,233 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:04:31,290 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 20:04:31,415 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:04:31,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 89 states and 109 transitions. [2023-11-23 20:04:31,417 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 109 transitions. [2023-11-23 20:04:31,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-23 20:04:31,420 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:04:31,420 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:04:31,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:04:31,480 INFO L262 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-23 20:04:31,492 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:04:31,576 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-11-23 20:04:32,524 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:04:32,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 103 states and 131 transitions. [2023-11-23 20:04:32,525 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 131 transitions. [2023-11-23 20:04:32,526 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-23 20:04:32,526 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:04:32,526 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:04:32,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:04:32,564 INFO L262 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-23 20:04:32,566 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:04:32,593 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-11-23 20:04:32,621 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:04:32,621 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 103 states and 131 transitions. [2023-11-23 20:04:32,622 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 131 transitions. [2023-11-23 20:04:32,623 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-23 20:04:32,623 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:04:32,623 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:04:32,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:04:32,651 INFO L262 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:04:32,652 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:04:32,702 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 20:04:33,822 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:04:33,822 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 170 states to 115 states and 152 transitions. [2023-11-23 20:04:33,823 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 152 transitions. [2023-11-23 20:04:33,823 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-23 20:04:33,824 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:04:33,824 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:04:33,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:04:33,855 INFO L262 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-23 20:04:33,856 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:04:33,882 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-11-23 20:04:33,904 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:04:33,905 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 170 states to 115 states and 152 transitions. [2023-11-23 20:04:33,905 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 152 transitions. [2023-11-23 20:04:33,906 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-23 20:04:33,906 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:04:33,907 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:04:33,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:04:33,931 INFO L262 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-23 20:04:33,933 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:04:33,956 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-11-23 20:04:33,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:04:33,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 170 states to 115 states and 152 transitions. [2023-11-23 20:04:33,982 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 152 transitions. [2023-11-23 20:04:33,982 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-23 20:04:33,983 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:04:33,983 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:04:34,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:04:34,030 INFO L262 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-23 20:04:34,031 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:04:34,055 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-11-23 20:04:34,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:04:34,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 170 states to 115 states and 152 transitions. [2023-11-23 20:04:34,078 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 152 transitions. [2023-11-23 20:04:34,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-23 20:04:34,079 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:04:34,079 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:04:34,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:04:34,104 INFO L262 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-23 20:04:34,105 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:04:34,129 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-11-23 20:04:34,150 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:04:34,151 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 170 states to 115 states and 152 transitions. [2023-11-23 20:04:34,151 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 152 transitions. [2023-11-23 20:04:34,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-23 20:04:34,152 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:04:34,152 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:04:34,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:04:34,177 INFO L262 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-23 20:04:34,179 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:04:34,202 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-11-23 20:04:34,224 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:04:34,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 170 states to 115 states and 152 transitions. [2023-11-23 20:04:34,224 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 152 transitions. [2023-11-23 20:04:34,225 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-23 20:04:34,225 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:04:34,226 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:04:34,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:04:34,252 INFO L262 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-23 20:04:34,253 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:04:34,277 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-11-23 20:04:34,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:04:34,299 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 170 states to 115 states and 152 transitions. [2023-11-23 20:04:34,299 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 152 transitions. [2023-11-23 20:04:34,299 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-23 20:04:34,300 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:04:34,300 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:04:34,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:04:34,354 INFO L262 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-23 20:04:34,355 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:04:34,378 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-11-23 20:04:34,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:04:34,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 170 states to 115 states and 152 transitions. [2023-11-23 20:04:34,401 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 152 transitions. [2023-11-23 20:04:34,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-23 20:04:34,402 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:04:34,402 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:04:34,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:04:34,432 INFO L262 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-23 20:04:34,434 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:04:34,559 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-11-23 20:04:35,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:04:35,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 184 states to 125 states and 167 transitions. [2023-11-23 20:04:35,924 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 167 transitions. [2023-11-23 20:04:35,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-23 20:04:35,924 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:04:35,925 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:04:35,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:04:35,950 INFO L262 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:04:35,952 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:04:35,991 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 20:04:36,890 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:04:36,891 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 200 states to 135 states and 183 transitions. [2023-11-23 20:04:36,891 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 183 transitions. [2023-11-23 20:04:36,892 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-23 20:04:36,892 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:04:36,892 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:04:36,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:04:36,920 INFO L262 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:04:36,922 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:04:37,017 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 20:04:38,189 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:04:38,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 222 states to 148 states and 205 transitions. [2023-11-23 20:04:38,190 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 205 transitions. [2023-11-23 20:04:38,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-23 20:04:38,191 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:04:38,191 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:04:38,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:04:38,219 INFO L262 TraceCheckSpWp]: Trace formula consists of 84 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:04:38,221 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:04:38,309 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 20:04:39,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:04:39,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 234 states to 153 states and 217 transitions. [2023-11-23 20:04:39,114 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 217 transitions. [2023-11-23 20:04:39,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-23 20:04:39,114 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:04:39,115 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:04:39,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:04:39,138 INFO L262 TraceCheckSpWp]: Trace formula consists of 86 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:04:39,139 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:04:39,236 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 20:04:42,909 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:04:42,910 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 245 states to 158 states and 228 transitions. [2023-11-23 20:04:42,911 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 228 transitions. [2023-11-23 20:04:42,911 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-23 20:04:42,912 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:04:42,912 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:04:42,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:04:42,947 INFO L262 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:04:42,949 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:04:43,134 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 20:04:46,861 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:04:46,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 258 states to 164 states and 241 transitions. [2023-11-23 20:04:46,862 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 241 transitions. [2023-11-23 20:04:46,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-23 20:04:46,863 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:04:46,863 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:04:46,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:04:46,897 INFO L262 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:04:46,899 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:04:47,399 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 20:04:52,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:04:52,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 270 states to 170 states and 253 transitions. [2023-11-23 20:04:52,748 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 253 transitions. [2023-11-23 20:04:52,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-23 20:04:52,748 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:04:52,749 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:04:52,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:04:52,777 INFO L262 TraceCheckSpWp]: Trace formula consists of 88 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-23 20:04:52,778 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:04:56,869 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 20:05:10,323 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:05:10,324 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 285 states to 177 states and 268 transitions. [2023-11-23 20:05:10,325 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 268 transitions. [2023-11-23 20:05:10,325 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-23 20:05:10,325 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:05:10,326 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:05:10,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:05:10,355 INFO L262 TraceCheckSpWp]: Trace formula consists of 88 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:05:10,356 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:05:10,386 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 20:05:10,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:05:10,427 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 284 states to 176 states and 267 transitions. [2023-11-23 20:05:10,427 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 267 transitions. [2023-11-23 20:05:10,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-23 20:05:10,428 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:05:10,428 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:05:10,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:05:10,451 INFO L262 TraceCheckSpWp]: Trace formula consists of 89 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-23 20:05:10,452 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:05:12,566 WARN L876 $PredicateComparison]: unable to prove that (exists ((|v_ULTIMATE.start_main_~x~0#1_54| Int) (|ULTIMATE.start_main_~z~0#1| Int)) (let ((.cse0 (* |v_ULTIMATE.start_main_~x~0#1_54| |ULTIMATE.start_main_~z~0#1|))) (and (<= (+ |v_ULTIMATE.start_main_~x~0#1_54| |c_ULTIMATE.start_main_~x~0#1|) .cse0) (<= 1 |v_ULTIMATE.start_main_~x~0#1_54|) (<= .cse0 9223372036854775807)))) is different from true [2023-11-23 20:05:12,602 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked.