./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/mannadiv_unwindbound5.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc 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_b4aef07c-0173-43a8-9e1a-4e363ef07018/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4aef07c-0173-43a8-9e1a-4e363ef07018/bin/ukojak-verify-Qdu7aM0XO9/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4aef07c-0173-43a8-9e1a-4e363ef07018/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4aef07c-0173-43a8-9e1a-4e363ef07018/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/mannadiv_unwindbound5.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4aef07c-0173-43a8-9e1a-4e363ef07018/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4aef07c-0173-43a8-9e1a-4e363ef07018/bin/ukojak-verify-Qdu7aM0XO9 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash aad83614f5b3454ec30b386336992d9fee88422d967149e7e88efe6256830f00 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 01:51:27,069 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 01:51:27,144 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4aef07c-0173-43a8-9e1a-4e363ef07018/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-12-03 01:51:27,148 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-03 01:51:27,149 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-03 01:51:27,181 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 01:51:27,182 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-03 01:51:27,182 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-03 01:51:27,183 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 01:51:27,184 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 01:51:27,184 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 01:51:27,185 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-03 01:51:27,185 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-03 01:51:27,185 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-03 01:51:27,186 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-03 01:51:27,186 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 01:51:27,187 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-03 01:51:27,187 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 01:51:27,188 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-03 01:51:27,188 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-03 01:51:27,189 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-03 01:51:27,192 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 01:51:27,192 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 01:51:27,193 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 01:51:27,193 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 01:51:27,194 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 01:51:27,194 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 01:51:27,195 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 01:51:27,195 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 01:51:27,195 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-03 01:51:27,196 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-03 01:51:27,196 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-03 01:51:27,196 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-03 01:51:27,197 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_b4aef07c-0173-43a8-9e1a-4e363ef07018/bin/ukojak-verify-Qdu7aM0XO9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4aef07c-0173-43a8-9e1a-4e363ef07018/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> aad83614f5b3454ec30b386336992d9fee88422d967149e7e88efe6256830f00 [2023-12-03 01:51:27,396 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 01:51:27,429 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 01:51:27,434 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 01:51:27,435 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 01:51:27,436 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 01:51:27,437 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4aef07c-0173-43a8-9e1a-4e363ef07018/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/nla-digbench-scaling/mannadiv_unwindbound5.c [2023-12-03 01:51:30,092 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 01:51:30,291 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 01:51:30,291 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4aef07c-0173-43a8-9e1a-4e363ef07018/sv-benchmarks/c/nla-digbench-scaling/mannadiv_unwindbound5.c [2023-12-03 01:51:30,297 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4aef07c-0173-43a8-9e1a-4e363ef07018/bin/ukojak-verify-Qdu7aM0XO9/data/64effce7d/32f1c3e9ed8c47dfb763089c1dc6602e/FLAG661701280 [2023-12-03 01:51:30,309 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4aef07c-0173-43a8-9e1a-4e363ef07018/bin/ukojak-verify-Qdu7aM0XO9/data/64effce7d/32f1c3e9ed8c47dfb763089c1dc6602e [2023-12-03 01:51:30,311 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 01:51:30,312 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 01:51:30,313 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 01:51:30,313 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 01:51:30,317 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 01:51:30,317 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 01:51:30" (1/1) ... [2023-12-03 01:51:30,318 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6303a5c8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:51:30, skipping insertion in model container [2023-12-03 01:51:30,318 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 01:51:30" (1/1) ... [2023-12-03 01:51:30,337 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 01:51:30,468 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4aef07c-0173-43a8-9e1a-4e363ef07018/sv-benchmarks/c/nla-digbench-scaling/mannadiv_unwindbound5.c[573,586] [2023-12-03 01:51:30,482 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 01:51:30,491 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 01:51:30,501 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4aef07c-0173-43a8-9e1a-4e363ef07018/sv-benchmarks/c/nla-digbench-scaling/mannadiv_unwindbound5.c[573,586] [2023-12-03 01:51:30,506 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 01:51:30,521 INFO L206 MainTranslator]: Completed translation [2023-12-03 01:51:30,521 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:51:30 WrapperNode [2023-12-03 01:51:30,521 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 01:51:30,522 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 01:51:30,523 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 01:51:30,523 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 01:51:30,529 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:51:30" (1/1) ... [2023-12-03 01:51:30,535 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:51:30" (1/1) ... [2023-12-03 01:51:30,551 INFO L138 Inliner]: procedures = 14, calls = 11, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 48 [2023-12-03 01:51:30,551 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 01:51:30,552 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 01:51:30,552 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 01:51:30,552 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 01:51:30,560 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:51:30" (1/1) ... [2023-12-03 01:51:30,560 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:51:30" (1/1) ... [2023-12-03 01:51:30,561 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:51:30" (1/1) ... [2023-12-03 01:51:30,561 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:51:30" (1/1) ... [2023-12-03 01:51:30,565 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:51:30" (1/1) ... [2023-12-03 01:51:30,568 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:51:30" (1/1) ... [2023-12-03 01:51:30,570 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:51:30" (1/1) ... [2023-12-03 01:51:30,570 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:51:30" (1/1) ... [2023-12-03 01:51:30,572 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 01:51:30,573 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 01:51:30,573 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 01:51:30,573 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 01:51:30,574 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:51:30" (1/1) ... [2023-12-03 01:51:30,581 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 01:51:30,592 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4aef07c-0173-43a8-9e1a-4e363ef07018/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 01:51:30,603 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4aef07c-0173-43a8-9e1a-4e363ef07018/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 01:51:30,607 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4aef07c-0173-43a8-9e1a-4e363ef07018/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 01:51:30,644 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 01:51:30,645 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-12-03 01:51:30,645 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-12-03 01:51:30,645 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-03 01:51:30,646 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 01:51:30,646 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 01:51:30,646 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-12-03 01:51:30,646 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-12-03 01:51:30,722 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 01:51:30,725 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 01:51:30,855 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 01:51:30,891 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-03 01:51:30,891 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-03 01:51:30,892 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 01:51:30 BoogieIcfgContainer [2023-12-03 01:51:30,892 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-03 01:51:30,893 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-03 01:51:30,893 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-03 01:51:30,901 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-03 01:51:30,902 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 01:51:30" (1/1) ... [2023-12-03 01:51:30,910 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-03 01:51:30,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:51:30,960 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 19 states and 24 transitions. [2023-12-03 01:51:30,961 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 24 transitions. [2023-12-03 01:51:30,966 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-12-03 01:51:30,966 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:51:30,967 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:51:31,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:51:31,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:51:31,120 INFO L262 TraceCheckSpWp]: Trace formula consists of 59 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-03 01:51:31,123 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:51:31,142 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-03 01:51:31,167 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:51:31,167 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 19 states and 22 transitions. [2023-12-03 01:51:31,167 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 22 transitions. [2023-12-03 01:51:31,168 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-12-03 01:51:31,168 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:51:31,168 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:51:31,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:51:31,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:51:31,230 INFO L262 TraceCheckSpWp]: Trace formula consists of 63 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 01:51:31,232 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:51:31,307 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-03 01:51:31,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:51:31,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2023-12-03 01:51:31,382 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2023-12-03 01:51:31,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-12-03 01:51:31,382 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:51:31,383 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:51:31,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:51:31,423 INFO L262 TraceCheckSpWp]: Trace formula consists of 63 conjuncts, 24 conjunts are in the unsatisfiable core [2023-12-03 01:51:31,425 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:51:31,681 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-03 01:51:32,621 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:51:32,622 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 26 states and 35 transitions. [2023-12-03 01:51:32,622 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 35 transitions. [2023-12-03 01:51:32,624 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-12-03 01:51:32,624 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:51:32,625 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:51:32,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:51:32,655 INFO L262 TraceCheckSpWp]: Trace formula consists of 74 conjuncts, 19 conjunts are in the unsatisfiable core [2023-12-03 01:51:32,657 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:51:32,905 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-03 01:51:33,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:51:33,292 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 30 states and 46 transitions. [2023-12-03 01:51:33,292 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 46 transitions. [2023-12-03 01:51:33,293 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-12-03 01:51:33,293 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:51:33,294 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:51:33,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:51:33,323 INFO L262 TraceCheckSpWp]: Trace formula consists of 79 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 01:51:33,325 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:51:33,416 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-03 01:51:34,622 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:51:34,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 38 states and 67 transitions. [2023-12-03 01:51:34,624 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 67 transitions. [2023-12-03 01:51:34,625 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-12-03 01:51:34,625 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:51:34,625 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:51:34,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:51:34,655 INFO L262 TraceCheckSpWp]: Trace formula consists of 79 conjuncts, 23 conjunts are in the unsatisfiable core [2023-12-03 01:51:34,657 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:51:34,994 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 1 proven. 5 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-03 01:51:36,322 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:51:36,324 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 42 states and 80 transitions. [2023-12-03 01:51:36,324 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 80 transitions. [2023-12-03 01:51:36,325 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-12-03 01:51:36,325 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:51:36,326 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:51:36,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:51:36,351 INFO L262 TraceCheckSpWp]: Trace formula consists of 79 conjuncts, 23 conjunts are in the unsatisfiable core [2023-12-03 01:51:36,353 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:51:36,530 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 1 proven. 5 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-03 01:51:37,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:51:37,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 44 states and 82 transitions. [2023-12-03 01:51:37,158 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 82 transitions. [2023-12-03 01:51:37,159 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-12-03 01:51:37,160 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:51:37,160 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:51:37,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:51:37,188 INFO L262 TraceCheckSpWp]: Trace formula consists of 95 conjuncts, 7 conjunts are in the unsatisfiable core [2023-12-03 01:51:37,190 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:51:37,330 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 4 proven. 12 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-03 01:51:38,951 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:51:38,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 52 states and 108 transitions. [2023-12-03 01:51:38,952 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 108 transitions. [2023-12-03 01:51:38,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-12-03 01:51:38,954 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:51:38,954 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:51:38,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:51:38,987 INFO L262 TraceCheckSpWp]: Trace formula consists of 95 conjuncts, 24 conjunts are in the unsatisfiable core [2023-12-03 01:51:38,990 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:51:39,507 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 3 proven. 15 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-03 01:51:41,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:51:41,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 126 states to 56 states and 122 transitions. [2023-12-03 01:51:41,877 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 122 transitions. [2023-12-03 01:51:41,879 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-12-03 01:51:41,879 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:51:41,879 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:51:41,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:51:41,916 INFO L262 TraceCheckSpWp]: Trace formula consists of 95 conjuncts, 29 conjunts are in the unsatisfiable core [2023-12-03 01:51:41,917 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:51:42,941 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 6 proven. 11 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-12-03 01:51:46,495 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:51:46,497 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 63 states and 141 transitions. [2023-12-03 01:51:46,497 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 141 transitions. [2023-12-03 01:51:46,499 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-12-03 01:51:46,499 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:51:46,499 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:51:46,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:51:46,527 INFO L262 TraceCheckSpWp]: Trace formula consists of 95 conjuncts, 7 conjunts are in the unsatisfiable core [2023-12-03 01:51:46,528 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:51:46,557 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 4 proven. 12 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-03 01:51:46,959 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:51:46,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 63 states and 140 transitions. [2023-12-03 01:51:46,961 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 140 transitions. [2023-12-03 01:51:46,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-12-03 01:51:46,962 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:51:46,963 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:51:47,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:51:47,013 INFO L262 TraceCheckSpWp]: Trace formula consists of 95 conjuncts, 24 conjunts are in the unsatisfiable core [2023-12-03 01:51:47,015 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:51:47,471 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 4 proven. 10 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-12-03 01:51:48,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:51:48,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 65 states and 143 transitions. [2023-12-03 01:51:48,906 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 143 transitions. [2023-12-03 01:51:48,907 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-12-03 01:51:48,907 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:51:48,907 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:51:48,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:51:48,952 INFO L262 TraceCheckSpWp]: Trace formula consists of 95 conjuncts, 29 conjunts are in the unsatisfiable core [2023-12-03 01:51:48,954 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:51:49,612 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 6 proven. 11 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-12-03 01:51:50,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:51:50,491 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 67 states and 144 transitions. [2023-12-03 01:51:50,492 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 144 transitions. [2023-12-03 01:51:50,493 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-12-03 01:51:50,493 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:51:50,493 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:51:50,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:51:50,539 INFO L262 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 30 conjunts are in the unsatisfiable core [2023-12-03 01:51:50,541 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:51:51,707 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 11 proven. 22 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-12-03 01:51:55,616 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:51:55,616 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 171 states to 72 states and 167 transitions. [2023-12-03 01:51:55,617 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 167 transitions. [2023-12-03 01:51:55,617 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-12-03 01:51:55,617 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:51:55,618 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:51:55,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:51:55,669 INFO L262 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 30 conjunts are in the unsatisfiable core [2023-12-03 01:51:55,670 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:51:56,416 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 11 proven. 22 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-12-03 01:52:00,346 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:52:00,346 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 178 states to 78 states and 174 transitions. [2023-12-03 01:52:00,347 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 174 transitions. [2023-12-03 01:52:00,347 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-12-03 01:52:00,347 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:52:00,348 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:52:00,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:52:00,391 INFO L262 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 30 conjunts are in the unsatisfiable core [2023-12-03 01:52:00,394 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:52:01,304 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 11 proven. 22 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-12-03 01:52:03,137 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:52:03,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 180 states to 80 states and 176 transitions. [2023-12-03 01:52:03,138 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 176 transitions. [2023-12-03 01:52:03,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-12-03 01:52:03,139 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:52:03,139 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:52:03,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:52:03,167 INFO L262 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 9 conjunts are in the unsatisfiable core [2023-12-03 01:52:03,169 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:52:03,412 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 6 proven. 30 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-03 01:52:06,891 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:52:06,892 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 218 states to 88 states and 214 transitions. [2023-12-03 01:52:06,892 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 214 transitions. [2023-12-03 01:52:06,893 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-12-03 01:52:06,902 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:52:06,902 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:52:06,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:52:06,946 INFO L262 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 25 conjunts are in the unsatisfiable core [2023-12-03 01:52:06,948 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:52:08,596 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 12 proven. 22 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-12-03 01:52:13,278 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:52:13,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 236 states to 92 states and 232 transitions. [2023-12-03 01:52:13,278 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 232 transitions. [2023-12-03 01:52:13,279 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-12-03 01:52:13,279 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:52:13,280 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:52:13,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:52:13,302 INFO L262 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 9 conjunts are in the unsatisfiable core [2023-12-03 01:52:13,303 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:52:13,342 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 6 proven. 30 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-03 01:52:14,076 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:52:14,077 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 235 states to 92 states and 231 transitions. [2023-12-03 01:52:14,077 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 231 transitions. [2023-12-03 01:52:14,078 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-12-03 01:52:14,078 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:52:14,078 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:52:14,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:52:14,101 INFO L262 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 9 conjunts are in the unsatisfiable core [2023-12-03 01:52:14,102 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:52:14,136 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 6 proven. 30 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-03 01:52:14,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:52:14,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 234 states to 92 states and 230 transitions. [2023-12-03 01:52:14,759 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 230 transitions. [2023-12-03 01:52:14,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-12-03 01:52:14,760 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:52:14,760 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:52:14,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:52:14,785 INFO L262 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 15 conjunts are in the unsatisfiable core [2023-12-03 01:52:14,786 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:52:15,750 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 28 proven. 1 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2023-12-03 01:52:20,955 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:52:20,956 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 254 states to 94 states and 250 transitions. [2023-12-03 01:52:20,957 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 250 transitions. [2023-12-03 01:52:20,958 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-12-03 01:52:20,958 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:52:20,958 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:52:21,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:52:21,011 INFO L262 TraceCheckSpWp]: Trace formula consists of 127 conjuncts, 26 conjunts are in the unsatisfiable core [2023-12-03 01:52:21,012 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:52:22,743 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 17 proven. 37 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2023-12-03 01:52:28,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:52:28,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 277 states to 98 states and 273 transitions. [2023-12-03 01:52:28,952 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 273 transitions. [2023-12-03 01:52:28,953 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-12-03 01:52:28,953 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:52:28,954 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:52:29,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:52:29,011 INFO L262 TraceCheckSpWp]: Trace formula consists of 127 conjuncts, 31 conjunts are in the unsatisfiable core [2023-12-03 01:52:29,012 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:52:30,411 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 16 proven. 37 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2023-12-03 01:52:33,808 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:52:33,808 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 280 states to 100 states and 276 transitions. [2023-12-03 01:52:33,808 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 276 transitions. [2023-12-03 01:52:33,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-12-03 01:52:33,810 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:52:33,810 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:52:33,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:52:33,836 INFO L262 TraceCheckSpWp]: Trace formula consists of 127 conjuncts, 11 conjunts are in the unsatisfiable core [2023-12-03 01:52:33,838 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:52:34,200 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 8 proven. 56 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-03 01:52:39,080 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:52:39,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 318 states to 108 states and 314 transitions. [2023-12-03 01:52:39,080 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 314 transitions. [2023-12-03 01:52:39,081 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-12-03 01:52:39,081 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:52:39,082 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:52:39,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:52:39,138 INFO L262 TraceCheckSpWp]: Trace formula consists of 127 conjuncts, 31 conjunts are in the unsatisfiable core [2023-12-03 01:52:39,139 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:52:40,874 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 16 proven. 41 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2023-12-03 01:52:45,363 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:52:45,363 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 323 states to 111 states and 319 transitions. [2023-12-03 01:52:45,363 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 319 transitions. [2023-12-03 01:52:45,364 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-12-03 01:52:45,364 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:52:45,364 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:52:45,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:52:45,390 INFO L262 TraceCheckSpWp]: Trace formula consists of 127 conjuncts, 11 conjunts are in the unsatisfiable core [2023-12-03 01:52:45,392 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:52:45,433 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 8 proven. 56 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-03 01:52:46,393 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:52:46,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 322 states to 111 states and 318 transitions. [2023-12-03 01:52:46,394 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 318 transitions. [2023-12-03 01:52:46,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-12-03 01:52:46,395 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:52:46,395 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:52:46,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:52:46,447 INFO L262 TraceCheckSpWp]: Trace formula consists of 127 conjuncts, 26 conjunts are in the unsatisfiable core [2023-12-03 01:52:46,448 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:52:48,112 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 17 proven. 37 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2023-12-03 01:52:52,265 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:52:52,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 327 states to 114 states and 323 transitions. [2023-12-03 01:52:52,266 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 323 transitions. [2023-12-03 01:52:52,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-12-03 01:52:52,267 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:52:52,267 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:52:52,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:52:52,326 INFO L262 TraceCheckSpWp]: Trace formula consists of 127 conjuncts, 26 conjunts are in the unsatisfiable core [2023-12-03 01:52:52,327 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:52:53,571 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 17 proven. 37 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2023-12-03 01:52:57,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:52:57,419 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 332 states to 117 states and 328 transitions. [2023-12-03 01:52:57,419 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 328 transitions. [2023-12-03 01:52:57,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-12-03 01:52:57,420 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:52:57,420 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:52:57,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:52:57,478 INFO L262 TraceCheckSpWp]: Trace formula consists of 127 conjuncts, 26 conjunts are in the unsatisfiable core [2023-12-03 01:52:57,479 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:52:58,820 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 17 proven. 37 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2023-12-03 01:53:00,313 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:53:00,314 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 338 states to 118 states and 334 transitions. [2023-12-03 01:53:00,315 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 334 transitions. [2023-12-03 01:53:00,316 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-12-03 01:53:00,316 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:53:00,316 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:53:00,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:53:00,346 INFO L262 TraceCheckSpWp]: Trace formula consists of 127 conjuncts, 11 conjunts are in the unsatisfiable core [2023-12-03 01:53:00,347 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:53:00,388 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 8 proven. 56 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-03 01:53:01,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:53:01,353 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 337 states to 118 states and 333 transitions. [2023-12-03 01:53:01,353 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 333 transitions. [2023-12-03 01:53:01,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-12-03 01:53:01,353 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:53:01,354 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:53:01,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:53:01,408 INFO L262 TraceCheckSpWp]: Trace formula consists of 127 conjuncts, 26 conjunts are in the unsatisfiable core [2023-12-03 01:53:01,409 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:53:03,028 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 17 proven. 37 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2023-12-03 01:53:06,829 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:53:06,829 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 339 states to 120 states and 335 transitions. [2023-12-03 01:53:06,829 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 335 transitions. [2023-12-03 01:53:06,830 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-12-03 01:53:06,830 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:53:06,830 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:53:06,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:53:06,860 INFO L262 TraceCheckSpWp]: Trace formula consists of 127 conjuncts, 11 conjunts are in the unsatisfiable core [2023-12-03 01:53:06,862 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:53:06,912 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 8 proven. 56 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-03 01:53:07,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:53:07,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 338 states to 120 states and 334 transitions. [2023-12-03 01:53:07,906 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 334 transitions. [2023-12-03 01:53:07,907 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-12-03 01:53:07,907 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:53:07,907 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:53:07,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:53:07,932 INFO L262 TraceCheckSpWp]: Trace formula consists of 127 conjuncts, 11 conjunts are in the unsatisfiable core [2023-12-03 01:53:07,934 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:53:07,972 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 8 proven. 56 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-03 01:53:09,022 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:53:09,023 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 342 states to 122 states and 338 transitions. [2023-12-03 01:53:09,023 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 338 transitions. [2023-12-03 01:53:09,024 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-12-03 01:53:09,024 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:53:09,024 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:53:09,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:53:09,056 INFO L262 TraceCheckSpWp]: Trace formula consists of 143 conjuncts, 13 conjunts are in the unsatisfiable core [2023-12-03 01:53:09,058 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:53:09,848 INFO L134 CoverageAnalysis]: Checked inductivity of 107 backedges. 100 proven. 5 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-03 01:53:26,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:53:26,577 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 410 states to 135 states and 398 transitions. [2023-12-03 01:53:26,577 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 398 transitions. [2023-12-03 01:53:26,578 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-12-03 01:53:26,578 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:53:26,578 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:53:26,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-03 01:53:26,617 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-12-03 01:53:26,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-03 01:53:26,660 WARN L476 CodeCheckObserver]: This program is UNSAFE, Check terminated with 35 iterations. [2023-12-03 01:53:26,689 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~post6 could not be translated [2023-12-03 01:53:26,691 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~post6 could not be translated [2023-12-03 01:53:26,691 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~post6 could not be translated [2023-12-03 01:53:26,692 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~post6 could not be translated [2023-12-03 01:53:26,693 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~post6 could not be translated [2023-12-03 01:53:26,694 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~post6 could not be translated [2023-12-03 01:53:26,699 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 03.12 01:53:26 ImpRootNode [2023-12-03 01:53:26,700 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-12-03 01:53:26,700 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-12-03 01:53:26,700 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-12-03 01:53:26,700 INFO L274 PluginConnector]: Witness Printer initialized [2023-12-03 01:53:26,700 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 01:51:30" (3/4) ... [2023-12-03 01:53:26,701 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2023-12-03 01:53:26,707 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~post6 could not be translated [2023-12-03 01:53:26,708 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~post6 could not be translated [2023-12-03 01:53:26,708 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~post6 could not be translated [2023-12-03 01:53:26,709 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~post6 could not be translated [2023-12-03 01:53:26,710 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~post6 could not be translated [2023-12-03 01:53:26,710 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~post6 could not be translated [2023-12-03 01:53:26,755 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4aef07c-0173-43a8-9e1a-4e363ef07018/bin/ukojak-verify-Qdu7aM0XO9/witness.graphml [2023-12-03 01:53:26,756 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-12-03 01:53:26,757 INFO L158 Benchmark]: Toolchain (without parser) took 116444.32ms. Allocated memory was 148.9MB in the beginning and 453.0MB in the end (delta: 304.1MB). Free memory was 115.0MB in the beginning and 246.9MB in the end (delta: -131.9MB). Peak memory consumption was 175.3MB. Max. memory is 16.1GB. [2023-12-03 01:53:26,757 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 111.1MB. Free memory is still 85.2MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 01:53:26,757 INFO L158 Benchmark]: CACSL2BoogieTranslator took 208.75ms. Allocated memory is still 148.9MB. Free memory was 114.6MB in the beginning and 104.1MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-12-03 01:53:26,758 INFO L158 Benchmark]: Boogie Procedure Inliner took 28.85ms. Allocated memory is still 148.9MB. Free memory was 104.1MB in the beginning and 102.8MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 01:53:26,758 INFO L158 Benchmark]: Boogie Preprocessor took 20.47ms. Allocated memory is still 148.9MB. Free memory was 102.8MB in the beginning and 101.6MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 01:53:26,759 INFO L158 Benchmark]: RCFGBuilder took 319.53ms. Allocated memory is still 148.9MB. Free memory was 101.6MB in the beginning and 89.9MB in the end (delta: 11.7MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-12-03 01:53:26,759 INFO L158 Benchmark]: CodeCheck took 115806.49ms. Allocated memory was 148.9MB in the beginning and 453.0MB in the end (delta: 304.1MB). Free memory was 89.9MB in the beginning and 251.2MB in the end (delta: -161.3MB). Peak memory consumption was 145.9MB. Max. memory is 16.1GB. [2023-12-03 01:53:26,760 INFO L158 Benchmark]: Witness Printer took 55.97ms. Allocated memory is still 453.0MB. Free memory was 251.2MB in the beginning and 246.9MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-12-03 01:53:26,762 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 3 procedures, 19 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 115.7s, OverallIterations: 35, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 4500 SdHoareTripleChecker+Valid, 49.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 3203 mSDsluCounter, 1810 SdHoareTripleChecker+Invalid, 43.7s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 714 mSDsCounter, 6751 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 23240 IncrementalHoareTripleChecker+Invalid, 29991 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 6751 mSolverCounterUnsat, 1096 mSDtfsCounter, 23240 mSolverCounterSat, 0.5s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 15120 GetRequests, 13959 SyntacticMatches, 613 SemanticMatches, 548 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 163167 ImplicationChecksByTransitivity, 97.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.1s SsaConstructionTime, 0.8s SatisfiabilityAnalysisTime, 21.9s InterpolantComputationTime, 1277 NumberOfCodeBlocks, 1277 NumberOfCodeBlocksAsserted, 35 NumberOfCheckSat, 1189 ConstructedInterpolants, 0 QuantifiedInterpolants, 14417 SizeOfPredicates, 107 NumberOfNonLiveVariables, 3632 ConjunctsInSsa, 635 ConjunctsInUnsatCore, 34 InterpolantComputations, 3 PerfectInterpolantSequences, 597/1409 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - CounterExampleResult [Line: 18]: a call to reach_error is reachable a call to reach_error is reachable We found a FailurePath: [L22] int counter = 0; [L24] int x1, x2; [L25] int y1, y2, y3; [L26] x1 = __VERIFIER_nondet_int() [L27] x2 = __VERIFIER_nondet_int() [L29] CALL assume_abort_if_not(x1 >= 0) VAL [\old(cond)=1, counter=0] [L13] COND FALSE !(!cond) [L29] RET assume_abort_if_not(x1 >= 0) VAL [counter=0, x1=7, x2=-2147483647] [L30] CALL assume_abort_if_not(x2 != 0) VAL [\old(cond)=1, counter=0] [L13] COND FALSE !(!cond) [L30] RET assume_abort_if_not(x2 != 0) VAL [counter=0, x1=7, x2=-2147483647] [L32] y1 = 0 [L33] y2 = 0 [L34] y3 = x1 VAL [counter=0, x1=7, x2=-2147483647, y1=0, y2=0, y3=7] [L36] EXPR counter++ VAL [counter=1, x1=7, x2=-2147483647, y1=0, y2=0, y3=7] [L36] COND TRUE counter++<5 [L37] CALL __VERIFIER_assert(y1*x2 + y2 + y3 == x1) VAL [\old(cond)=1, counter=1] [L16] COND FALSE !(!(cond)) VAL [\old(cond)=1, cond=1, counter=1] [L37] RET __VERIFIER_assert(y1*x2 + y2 + y3 == x1) VAL [counter=1, x1=7, x2=-2147483647, y1=0, y2=0, y3=7] [L39] COND FALSE !(!(y3 != 0)) [L41] COND FALSE !(y2 + 1 == x2) [L46] y2 = y2 + 1 [L47] y3 = y3 - 1 VAL [counter=1, x1=7, x2=-2147483647, y1=0, y2=1, y3=6] [L36] EXPR counter++ VAL [counter=2, x1=7, x2=-2147483647, y1=0, y2=1, y3=6] [L36] COND TRUE counter++<5 [L37] CALL __VERIFIER_assert(y1*x2 + y2 + y3 == x1) VAL [\old(cond)=1, counter=2] [L16] COND FALSE !(!(cond)) VAL [\old(cond)=1, cond=1, counter=2] [L37] RET __VERIFIER_assert(y1*x2 + y2 + y3 == x1) VAL [counter=2, x1=7, x2=-2147483647, y1=0, y2=1, y3=6] [L39] COND FALSE !(!(y3 != 0)) [L41] COND FALSE !(y2 + 1 == x2) [L46] y2 = y2 + 1 [L47] y3 = y3 - 1 VAL [counter=2, x1=7, x2=-2147483647, y1=0, y2=2, y3=5] [L36] EXPR counter++ VAL [counter=3, x1=7, x2=-2147483647, y1=0, y2=2, y3=5] [L36] COND TRUE counter++<5 [L37] CALL __VERIFIER_assert(y1*x2 + y2 + y3 == x1) VAL [\old(cond)=1, counter=3] [L16] COND FALSE !(!(cond)) VAL [\old(cond)=1, cond=1, counter=3] [L37] RET __VERIFIER_assert(y1*x2 + y2 + y3 == x1) VAL [counter=3, x1=7, x2=-2147483647, y1=0, y2=2, y3=5] [L39] COND FALSE !(!(y3 != 0)) [L41] COND FALSE !(y2 + 1 == x2) [L46] y2 = y2 + 1 [L47] y3 = y3 - 1 VAL [counter=3, x1=7, x2=-2147483647, y1=0, y2=3, y3=4] [L36] EXPR counter++ VAL [counter=4, x1=7, x2=-2147483647, y1=0, y2=3, y3=4] [L36] COND TRUE counter++<5 [L37] CALL __VERIFIER_assert(y1*x2 + y2 + y3 == x1) VAL [\old(cond)=1, counter=4] [L16] COND FALSE !(!(cond)) VAL [\old(cond)=1, cond=1, counter=4] [L37] RET __VERIFIER_assert(y1*x2 + y2 + y3 == x1) VAL [counter=4, x1=7, x2=-2147483647, y1=0, y2=3, y3=4] [L39] COND FALSE !(!(y3 != 0)) [L41] COND FALSE !(y2 + 1 == x2) [L46] y2 = y2 + 1 [L47] y3 = y3 - 1 VAL [counter=4, x1=7, x2=-2147483647, y1=0, y2=4, y3=3] [L36] EXPR counter++ VAL [counter=5, x1=7, x2=-2147483647, y1=0, y2=4, y3=3] [L36] COND TRUE counter++<5 [L37] CALL __VERIFIER_assert(y1*x2 + y2 + y3 == x1) VAL [\old(cond)=1, counter=5] [L16] COND FALSE !(!(cond)) VAL [\old(cond)=1, cond=1, counter=5] [L37] RET __VERIFIER_assert(y1*x2 + y2 + y3 == x1) VAL [counter=5, x1=7, x2=-2147483647, y1=0, y2=4, y3=3] [L39] COND FALSE !(!(y3 != 0)) [L41] COND FALSE !(y2 + 1 == x2) [L46] y2 = y2 + 1 [L47] y3 = y3 - 1 VAL [counter=5, x1=7, x2=-2147483647, y1=0, y2=5, y3=2] [L36] EXPR counter++ VAL [counter=6, x1=7, x2=-2147483647, y1=0, y2=5, y3=2] [L36] COND FALSE !(counter++<5) [L50] CALL __VERIFIER_assert(y1*x2 + y2 == x1) VAL [\old(cond)=0, counter=6] [L16] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, counter=6] [L18] reach_error() VAL [\old(cond)=0, cond=0, counter=6] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29ms. Allocated memory is still 111.1MB. Free memory is still 85.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 208.75ms. Allocated memory is still 148.9MB. Free memory was 114.6MB in the beginning and 104.1MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 28.85ms. Allocated memory is still 148.9MB. Free memory was 104.1MB in the beginning and 102.8MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 20.47ms. Allocated memory is still 148.9MB. Free memory was 102.8MB in the beginning and 101.6MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 319.53ms. Allocated memory is still 148.9MB. Free memory was 101.6MB in the beginning and 89.9MB in the end (delta: 11.7MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * CodeCheck took 115806.49ms. Allocated memory was 148.9MB in the beginning and 453.0MB in the end (delta: 304.1MB). Free memory was 89.9MB in the beginning and 251.2MB in the end (delta: -161.3MB). Peak memory consumption was 145.9MB. Max. memory is 16.1GB. * Witness Printer took 55.97ms. Allocated memory is still 453.0MB. Free memory was 251.2MB in the beginning and 246.9MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~post6 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~post6 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~post6 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~post6 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~post6 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~post6 could not be translated - GenericResult: Unfinished Backtranslation The program execution was not completely translated back. - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~post6 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~post6 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~post6 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~post6 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~post6 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~post6 could not be translated - GenericResult: Unfinished Backtranslation The program execution was not completely translated back. RESULT: Ultimate proved your program to be incorrect! [2023-12-03 01:53:26,815 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4aef07c-0173-43a8-9e1a-4e363ef07018/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE