./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/lcm1_valuebound100.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_1fc24a87-a183-4b8e-8749-a269d868004f/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1fc24a87-a183-4b8e-8749-a269d868004f/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_1fc24a87-a183-4b8e-8749-a269d868004f/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1fc24a87-a183-4b8e-8749-a269d868004f/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/lcm1_valuebound100.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1fc24a87-a183-4b8e-8749-a269d868004f/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_1fc24a87-a183-4b8e-8749-a269d868004f/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 91e9bd2889140c35a1e4cb13cce45121897f7602719339304e30875d144da718 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 23:04:16,817 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 23:04:16,897 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1fc24a87-a183-4b8e-8749-a269d868004f/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-12-02 23:04:16,902 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-02 23:04:16,903 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-02 23:04:16,929 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 23:04:16,930 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-02 23:04:16,930 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-02 23:04:16,931 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-02 23:04:16,932 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-02 23:04:16,932 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 23:04:16,933 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-02 23:04:16,933 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-02 23:04:16,934 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-02 23:04:16,934 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-02 23:04:16,935 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 23:04:16,936 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-02 23:04:16,936 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 23:04:16,937 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-02 23:04:16,937 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-02 23:04:16,938 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-02 23:04:16,938 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 23:04:16,939 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-02 23:04:16,939 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-02 23:04:16,940 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-02 23:04:16,940 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 23:04:16,941 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 23:04:16,941 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 23:04:16,942 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 23:04:16,942 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-02 23:04:16,943 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-02 23:04:16,943 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-02 23:04:16,943 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-02 23:04:16,944 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_1fc24a87-a183-4b8e-8749-a269d868004f/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1fc24a87-a183-4b8e-8749-a269d868004f/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 91e9bd2889140c35a1e4cb13cce45121897f7602719339304e30875d144da718 [2023-12-02 23:04:17,174 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 23:04:17,196 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 23:04:17,199 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 23:04:17,200 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 23:04:17,200 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 23:04:17,201 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1fc24a87-a183-4b8e-8749-a269d868004f/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/nla-digbench-scaling/lcm1_valuebound100.c [2023-12-02 23:04:19,980 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 23:04:20,184 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 23:04:20,185 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1fc24a87-a183-4b8e-8749-a269d868004f/sv-benchmarks/c/nla-digbench-scaling/lcm1_valuebound100.c [2023-12-02 23:04:20,193 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1fc24a87-a183-4b8e-8749-a269d868004f/bin/ukojak-verify-Qdu7aM0XO9/data/162d39863/6ab17b6bc74445efa5986413b46b4802/FLAG97ac53890 [2023-12-02 23:04:20,209 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1fc24a87-a183-4b8e-8749-a269d868004f/bin/ukojak-verify-Qdu7aM0XO9/data/162d39863/6ab17b6bc74445efa5986413b46b4802 [2023-12-02 23:04:20,212 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 23:04:20,213 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 23:04:20,215 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 23:04:20,215 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 23:04:20,221 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 23:04:20,221 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 11:04:20" (1/1) ... [2023-12-02 23:04:20,223 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@f262bf5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:04:20, skipping insertion in model container [2023-12-02 23:04:20,223 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 11:04:20" (1/1) ... [2023-12-02 23:04:20,252 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 23:04:20,379 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_1fc24a87-a183-4b8e-8749-a269d868004f/sv-benchmarks/c/nla-digbench-scaling/lcm1_valuebound100.c[552,565] [2023-12-02 23:04:20,397 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 23:04:20,407 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 23:04:20,419 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_1fc24a87-a183-4b8e-8749-a269d868004f/sv-benchmarks/c/nla-digbench-scaling/lcm1_valuebound100.c[552,565] [2023-12-02 23:04:20,427 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 23:04:20,442 INFO L206 MainTranslator]: Completed translation [2023-12-02 23:04:20,442 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:04:20 WrapperNode [2023-12-02 23:04:20,442 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 23:04:20,443 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 23:04:20,443 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 23:04:20,443 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 23:04:20,449 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:04:20" (1/1) ... [2023-12-02 23:04:20,455 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:04:20" (1/1) ... [2023-12-02 23:04:20,476 INFO L138 Inliner]: procedures = 14, calls = 25, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 67 [2023-12-02 23:04:20,477 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 23:04:20,478 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 23:04:20,478 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 23:04:20,478 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 23:04:20,486 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:04:20" (1/1) ... [2023-12-02 23:04:20,486 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:04:20" (1/1) ... [2023-12-02 23:04:20,488 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:04:20" (1/1) ... [2023-12-02 23:04:20,488 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:04:20" (1/1) ... [2023-12-02 23:04:20,492 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:04:20" (1/1) ... [2023-12-02 23:04:20,496 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:04:20" (1/1) ... [2023-12-02 23:04:20,497 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:04:20" (1/1) ... [2023-12-02 23:04:20,499 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:04:20" (1/1) ... [2023-12-02 23:04:20,501 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 23:04:20,502 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 23:04:20,502 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 23:04:20,502 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 23:04:20,503 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:04:20" (1/1) ... [2023-12-02 23:04:20,508 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 23:04:20,517 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1fc24a87-a183-4b8e-8749-a269d868004f/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-02 23:04:20,530 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1fc24a87-a183-4b8e-8749-a269d868004f/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-02 23:04:20,540 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1fc24a87-a183-4b8e-8749-a269d868004f/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-02 23:04:20,579 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-02 23:04:20,579 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-12-02 23:04:20,580 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-12-02 23:04:20,580 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-02 23:04:20,580 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 23:04:20,580 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 23:04:20,580 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-12-02 23:04:20,581 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-12-02 23:04:20,661 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 23:04:20,663 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 23:04:20,851 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 23:04:20,885 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-02 23:04:20,886 INFO L309 CfgBuilder]: Removed 3 assume(true) statements. [2023-12-02 23:04:20,888 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 11:04:20 BoogieIcfgContainer [2023-12-02 23:04:20,888 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-02 23:04:20,889 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-02 23:04:20,889 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-02 23:04:20,901 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-02 23:04:20,901 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 11:04:20" (1/1) ... [2023-12-02 23:04:20,912 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 23:04:20,965 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:04:20,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 30 states and 45 transitions. [2023-12-02 23:04:20,975 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 45 transitions. [2023-12-02 23:04:20,981 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-12-02 23:04:20,981 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:04:20,982 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:04:21,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:04:21,191 INFO L262 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 17 conjunts are in the unsatisfiable core [2023-12-02 23:04:21,199 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:04:21,386 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2023-12-02 23:04:21,545 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:04:21,546 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 35 states and 55 transitions. [2023-12-02 23:04:21,546 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 55 transitions. [2023-12-02 23:04:21,548 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-12-02 23:04:21,548 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:04:21,548 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:04:21,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:04:21,607 INFO L262 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 17 conjunts are in the unsatisfiable core [2023-12-02 23:04:21,610 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:04:21,679 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2023-12-02 23:04:21,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:04:21,699 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 35 states and 55 transitions. [2023-12-02 23:04:21,700 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 55 transitions. [2023-12-02 23:04:21,701 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-12-02 23:04:21,701 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:04:21,701 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:04:21,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:04:21,757 INFO L262 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 17 conjunts are in the unsatisfiable core [2023-12-02 23:04:21,760 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:04:21,815 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2023-12-02 23:04:21,829 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:04:21,830 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 35 states and 55 transitions. [2023-12-02 23:04:21,830 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 55 transitions. [2023-12-02 23:04:21,831 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-12-02 23:04:21,831 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:04:21,832 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:04:21,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:04:21,880 INFO L262 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 17 conjunts are in the unsatisfiable core [2023-12-02 23:04:21,882 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:04:21,934 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2023-12-02 23:04:21,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:04:21,967 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 35 states and 55 transitions. [2023-12-02 23:04:21,968 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 55 transitions. [2023-12-02 23:04:21,969 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-12-02 23:04:21,969 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:04:21,969 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:04:22,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:04:22,028 INFO L262 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 17 conjunts are in the unsatisfiable core [2023-12-02 23:04:22,034 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:04:22,081 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2023-12-02 23:04:22,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:04:22,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 35 states and 55 transitions. [2023-12-02 23:04:22,092 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 55 transitions. [2023-12-02 23:04:22,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-12-02 23:04:22,093 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:04:22,094 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:04:22,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:04:22,137 INFO L262 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 17 conjunts are in the unsatisfiable core [2023-12-02 23:04:22,139 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:04:22,185 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2023-12-02 23:04:22,196 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:04:22,197 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 35 states and 55 transitions. [2023-12-02 23:04:22,197 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 55 transitions. [2023-12-02 23:04:22,198 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-12-02 23:04:22,198 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:04:22,199 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:04:22,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:04:22,242 INFO L262 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 17 conjunts are in the unsatisfiable core [2023-12-02 23:04:22,245 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:04:22,289 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2023-12-02 23:04:22,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:04:22,300 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 35 states and 55 transitions. [2023-12-02 23:04:22,301 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 55 transitions. [2023-12-02 23:04:22,302 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-12-02 23:04:22,302 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:04:22,302 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:04:22,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:04:22,345 INFO L262 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 17 conjunts are in the unsatisfiable core [2023-12-02 23:04:22,347 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:04:22,393 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2023-12-02 23:04:22,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:04:22,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 35 states and 55 transitions. [2023-12-02 23:04:22,405 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 55 transitions. [2023-12-02 23:04:22,406 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-12-02 23:04:22,406 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:04:22,406 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:04:22,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:04:22,445 INFO L262 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 17 conjunts are in the unsatisfiable core [2023-12-02 23:04:22,447 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:04:22,490 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2023-12-02 23:04:22,501 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:04:22,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 35 states and 55 transitions. [2023-12-02 23:04:22,502 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 55 transitions. [2023-12-02 23:04:22,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-12-02 23:04:22,503 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:04:22,504 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:04:22,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:04:22,544 INFO L262 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 17 conjunts are in the unsatisfiable core [2023-12-02 23:04:22,545 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:04:22,588 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2023-12-02 23:04:22,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:04:22,599 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 35 states and 55 transitions. [2023-12-02 23:04:22,599 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 55 transitions. [2023-12-02 23:04:22,600 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-12-02 23:04:22,600 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:04:22,600 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:04:22,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:04:22,638 INFO L262 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 17 conjunts are in the unsatisfiable core [2023-12-02 23:04:22,641 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:04:22,689 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2023-12-02 23:04:22,699 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:04:22,700 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 35 states and 55 transitions. [2023-12-02 23:04:22,700 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 55 transitions. [2023-12-02 23:04:22,701 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-12-02 23:04:22,701 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:04:22,701 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:04:22,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:04:22,742 INFO L262 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 17 conjunts are in the unsatisfiable core [2023-12-02 23:04:22,744 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:04:22,786 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2023-12-02 23:04:22,795 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:04:22,796 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 35 states and 55 transitions. [2023-12-02 23:04:22,796 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 55 transitions. [2023-12-02 23:04:22,797 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-12-02 23:04:22,797 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:04:22,797 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:04:22,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:04:22,835 INFO L262 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 17 conjunts are in the unsatisfiable core [2023-12-02 23:04:22,837 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:04:22,878 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2023-12-02 23:04:22,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:04:22,888 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 35 states and 55 transitions. [2023-12-02 23:04:22,888 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 55 transitions. [2023-12-02 23:04:22,889 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-12-02 23:04:22,889 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:04:22,889 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:04:22,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:04:22,926 INFO L262 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 17 conjunts are in the unsatisfiable core [2023-12-02 23:04:22,928 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:04:22,968 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2023-12-02 23:04:22,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:04:22,978 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 35 states and 55 transitions. [2023-12-02 23:04:22,978 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 55 transitions. [2023-12-02 23:04:22,979 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-12-02 23:04:22,979 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:04:22,980 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:04:23,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:04:23,016 INFO L262 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 17 conjunts are in the unsatisfiable core [2023-12-02 23:04:23,018 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:04:23,060 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2023-12-02 23:04:23,069 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:04:23,069 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 35 states and 55 transitions. [2023-12-02 23:04:23,070 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 55 transitions. [2023-12-02 23:04:23,070 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-12-02 23:04:23,070 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:04:23,071 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:04:23,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:04:23,106 INFO L262 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 17 conjunts are in the unsatisfiable core [2023-12-02 23:04:23,108 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:04:23,150 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2023-12-02 23:04:23,166 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:04:23,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 35 states and 55 transitions. [2023-12-02 23:04:23,166 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 55 transitions. [2023-12-02 23:04:23,167 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-12-02 23:04:23,167 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:04:23,167 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:04:23,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:04:23,201 INFO L262 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 17 conjunts are in the unsatisfiable core [2023-12-02 23:04:23,203 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:04:23,242 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2023-12-02 23:04:23,250 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:04:23,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 35 states and 55 transitions. [2023-12-02 23:04:23,251 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 55 transitions. [2023-12-02 23:04:23,252 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-12-02 23:04:23,252 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:04:23,252 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:04:23,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:04:23,287 INFO L262 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 17 conjunts are in the unsatisfiable core [2023-12-02 23:04:23,289 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:04:23,338 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2023-12-02 23:04:23,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:04:23,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 35 states and 55 transitions. [2023-12-02 23:04:23,348 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 55 transitions. [2023-12-02 23:04:23,348 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-12-02 23:04:23,349 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:04:23,349 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:04:23,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:04:23,384 INFO L262 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 17 conjunts are in the unsatisfiable core [2023-12-02 23:04:23,385 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:04:23,425 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2023-12-02 23:04:23,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:04:23,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 35 states and 55 transitions. [2023-12-02 23:04:23,434 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 55 transitions. [2023-12-02 23:04:23,434 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-12-02 23:04:23,435 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:04:23,435 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:04:23,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:04:23,472 INFO L262 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 17 conjunts are in the unsatisfiable core [2023-12-02 23:04:23,474 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:04:23,518 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2023-12-02 23:04:23,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:04:23,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 35 states and 55 transitions. [2023-12-02 23:04:23,528 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 55 transitions. [2023-12-02 23:04:23,528 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-12-02 23:04:23,528 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:04:23,529 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:04:23,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:04:23,562 INFO L262 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 17 conjunts are in the unsatisfiable core [2023-12-02 23:04:23,564 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:04:23,603 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2023-12-02 23:04:23,611 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:04:23,612 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 35 states and 55 transitions. [2023-12-02 23:04:23,612 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 55 transitions. [2023-12-02 23:04:23,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-12-02 23:04:23,612 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:04:23,613 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:04:23,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:04:23,646 INFO L262 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 17 conjunts are in the unsatisfiable core [2023-12-02 23:04:23,648 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:04:23,686 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2023-12-02 23:04:23,694 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:04:23,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 35 states and 55 transitions. [2023-12-02 23:04:23,694 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 55 transitions. [2023-12-02 23:04:23,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-12-02 23:04:23,695 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:04:23,695 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:04:23,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:04:23,728 INFO L262 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 17 conjunts are in the unsatisfiable core [2023-12-02 23:04:23,730 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:04:23,768 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2023-12-02 23:04:23,776 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:04:23,776 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 35 states and 55 transitions. [2023-12-02 23:04:23,776 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 55 transitions. [2023-12-02 23:04:23,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-12-02 23:04:23,777 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:04:23,777 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:04:23,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:04:23,810 INFO L262 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 17 conjunts are in the unsatisfiable core [2023-12-02 23:04:23,812 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:04:23,850 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2023-12-02 23:04:23,858 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:04:23,858 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 35 states and 55 transitions. [2023-12-02 23:04:23,859 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 55 transitions. [2023-12-02 23:04:23,859 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-12-02 23:04:23,859 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:04:23,859 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:04:23,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:04:23,892 INFO L262 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 17 conjunts are in the unsatisfiable core [2023-12-02 23:04:23,894 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:04:23,941 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2023-12-02 23:04:23,949 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:04:23,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 35 states and 55 transitions. [2023-12-02 23:04:23,950 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 55 transitions. [2023-12-02 23:04:23,950 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-12-02 23:04:23,950 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:04:23,951 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:04:23,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:04:23,984 INFO L262 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 17 conjunts are in the unsatisfiable core [2023-12-02 23:04:23,986 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:04:24,024 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2023-12-02 23:04:24,033 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:04:24,033 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 35 states and 55 transitions. [2023-12-02 23:04:24,033 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 55 transitions. [2023-12-02 23:04:24,034 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-12-02 23:04:24,034 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:04:24,034 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:04:24,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:04:24,071 INFO L262 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 17 conjunts are in the unsatisfiable core [2023-12-02 23:04:24,072 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:04:24,114 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2023-12-02 23:04:24,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:04:24,124 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 35 states and 55 transitions. [2023-12-02 23:04:24,124 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 55 transitions. [2023-12-02 23:04:24,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-12-02 23:04:24,124 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:04:24,125 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:04:24,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:04:24,157 INFO L262 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 17 conjunts are in the unsatisfiable core [2023-12-02 23:04:24,159 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:04:24,195 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2023-12-02 23:04:24,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:04:24,203 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 35 states and 55 transitions. [2023-12-02 23:04:24,203 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 55 transitions. [2023-12-02 23:04:24,204 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-12-02 23:04:24,204 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:04:24,204 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:04:24,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:04:24,238 INFO L262 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 17 conjunts are in the unsatisfiable core [2023-12-02 23:04:24,239 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:04:24,276 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2023-12-02 23:04:24,283 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:04:24,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 35 states and 55 transitions. [2023-12-02 23:04:24,284 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 55 transitions. [2023-12-02 23:04:24,284 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-12-02 23:04:24,285 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:04:24,285 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:04:24,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:04:24,319 INFO L262 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 17 conjunts are in the unsatisfiable core [2023-12-02 23:04:24,320 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:04:24,358 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2023-12-02 23:04:24,366 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:04:24,366 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 35 states and 55 transitions. [2023-12-02 23:04:24,366 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 55 transitions. [2023-12-02 23:04:24,367 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-12-02 23:04:24,367 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:04:24,367 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:04:24,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:04:24,398 INFO L262 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 17 conjunts are in the unsatisfiable core [2023-12-02 23:04:24,399 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:04:24,435 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2023-12-02 23:04:24,442 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:04:24,443 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 35 states and 55 transitions. [2023-12-02 23:04:24,443 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 55 transitions. [2023-12-02 23:04:24,443 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-12-02 23:04:24,443 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:04:24,443 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:04:24,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:04:24,476 INFO L262 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 17 conjunts are in the unsatisfiable core [2023-12-02 23:04:24,477 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:04:24,513 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2023-12-02 23:04:24,520 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:04:24,521 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 35 states and 55 transitions. [2023-12-02 23:04:24,521 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 55 transitions. [2023-12-02 23:04:24,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-12-02 23:04:24,521 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:04:24,522 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:04:24,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:04:24,565 INFO L262 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 17 conjunts are in the unsatisfiable core [2023-12-02 23:04:24,567 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:04:24,609 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2023-12-02 23:04:24,619 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:04:24,619 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 35 states and 55 transitions. [2023-12-02 23:04:24,620 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 55 transitions. [2023-12-02 23:04:24,620 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-12-02 23:04:24,620 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:04:24,620 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:04:24,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:04:24,656 INFO L262 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 17 conjunts are in the unsatisfiable core [2023-12-02 23:04:24,657 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:04:24,697 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2023-12-02 23:04:24,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:04:24,707 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 35 states and 55 transitions. [2023-12-02 23:04:24,707 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 55 transitions. [2023-12-02 23:04:24,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-12-02 23:04:24,708 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:04:24,708 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:04:24,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:04:24,742 INFO L262 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 17 conjunts are in the unsatisfiable core [2023-12-02 23:04:24,744 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:04:24,784 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2023-12-02 23:04:24,793 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:04:24,793 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 35 states and 55 transitions. [2023-12-02 23:04:24,793 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 55 transitions. [2023-12-02 23:04:24,794 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-12-02 23:04:24,794 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:04:24,794 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:04:24,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:04:24,827 INFO L262 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 17 conjunts are in the unsatisfiable core [2023-12-02 23:04:24,828 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:04:24,867 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2023-12-02 23:04:24,874 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:04:24,874 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 35 states and 55 transitions. [2023-12-02 23:04:24,875 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 55 transitions. [2023-12-02 23:04:24,875 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-12-02 23:04:24,875 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:04:24,875 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:04:24,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:04:24,908 INFO L262 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 17 conjunts are in the unsatisfiable core [2023-12-02 23:04:24,910 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:04:24,948 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2023-12-02 23:04:24,955 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:04:24,955 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 35 states and 55 transitions. [2023-12-02 23:04:24,955 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 55 transitions. [2023-12-02 23:04:24,956 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-12-02 23:04:24,956 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:04:24,956 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:04:24,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:04:24,988 INFO L262 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 17 conjunts are in the unsatisfiable core [2023-12-02 23:04:24,990 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:04:25,024 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2023-12-02 23:04:25,031 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:04:25,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 35 states and 55 transitions. [2023-12-02 23:04:25,032 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 55 transitions. [2023-12-02 23:04:25,032 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-12-02 23:04:25,032 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:04:25,032 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:04:25,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:04:25,062 INFO L262 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 17 conjunts are in the unsatisfiable core [2023-12-02 23:04:25,064 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:04:25,097 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2023-12-02 23:04:25,103 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:04:25,104 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 35 states and 55 transitions. [2023-12-02 23:04:25,104 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 55 transitions. [2023-12-02 23:04:25,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-12-02 23:04:25,105 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:04:25,105 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:04:25,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:04:25,136 INFO L262 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 17 conjunts are in the unsatisfiable core [2023-12-02 23:04:25,137 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:04:25,170 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2023-12-02 23:04:25,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:04:25,178 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 35 states and 55 transitions. [2023-12-02 23:04:25,178 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 55 transitions. [2023-12-02 23:04:25,178 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-12-02 23:04:25,178 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:04:25,178 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:04:25,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:04:25,210 INFO L262 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 17 conjunts are in the unsatisfiable core [2023-12-02 23:04:25,212 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:04:25,245 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2023-12-02 23:04:25,251 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:04:25,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 35 states and 55 transitions. [2023-12-02 23:04:25,252 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 55 transitions. [2023-12-02 23:04:25,252 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-12-02 23:04:25,252 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:04:25,252 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:04:25,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:04:25,285 INFO L262 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 17 conjunts are in the unsatisfiable core [2023-12-02 23:04:25,286 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:04:25,315 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2023-12-02 23:04:25,320 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:04:25,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 35 states and 55 transitions. [2023-12-02 23:04:25,321 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 55 transitions. [2023-12-02 23:04:25,321 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-12-02 23:04:25,321 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:04:25,322 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:04:25,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:04:25,348 INFO L262 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 17 conjunts are in the unsatisfiable core [2023-12-02 23:04:25,349 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:04:25,383 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2023-12-02 23:04:25,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:04:25,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 35 states and 55 transitions. [2023-12-02 23:04:25,389 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 55 transitions. [2023-12-02 23:04:25,390 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-12-02 23:04:25,390 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:04:25,390 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:04:25,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:04:25,417 INFO L262 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 17 conjunts are in the unsatisfiable core [2023-12-02 23:04:25,418 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:04:25,450 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2023-12-02 23:04:25,456 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:04:25,456 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 35 states and 55 transitions. [2023-12-02 23:04:25,457 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 55 transitions. [2023-12-02 23:04:25,457 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-12-02 23:04:25,457 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:04:25,457 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:04:25,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:04:25,483 INFO L262 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 17 conjunts are in the unsatisfiable core [2023-12-02 23:04:25,484 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:04:25,513 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2023-12-02 23:04:25,519 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:04:25,519 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 35 states and 55 transitions. [2023-12-02 23:04:25,519 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 55 transitions. [2023-12-02 23:04:25,520 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-12-02 23:04:25,520 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:04:25,520 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:04:25,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:04:25,548 INFO L262 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 17 conjunts are in the unsatisfiable core [2023-12-02 23:04:25,549 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:04:25,578 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2023-12-02 23:04:25,584 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:04:25,584 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 35 states and 55 transitions. [2023-12-02 23:04:25,584 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 55 transitions. [2023-12-02 23:04:25,584 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-12-02 23:04:25,585 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:04:25,585 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:04:25,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:04:25,612 INFO L262 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 17 conjunts are in the unsatisfiable core [2023-12-02 23:04:25,613 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:04:25,643 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2023-12-02 23:04:25,649 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:04:25,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 35 states and 55 transitions. [2023-12-02 23:04:25,649 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 55 transitions. [2023-12-02 23:04:25,649 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-12-02 23:04:25,650 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:04:25,650 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:04:25,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:04:25,677 INFO L262 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 17 conjunts are in the unsatisfiable core [2023-12-02 23:04:25,678 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:04:25,708 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2023-12-02 23:04:25,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:04:25,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 35 states and 55 transitions. [2023-12-02 23:04:25,715 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 55 transitions. [2023-12-02 23:04:25,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-12-02 23:04:25,715 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:04:25,715 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:04:25,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:04:25,742 INFO L262 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 17 conjunts are in the unsatisfiable core [2023-12-02 23:04:25,743 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:04:25,772 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2023-12-02 23:04:25,778 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:04:25,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 35 states and 55 transitions. [2023-12-02 23:04:25,778 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 55 transitions. [2023-12-02 23:04:25,778 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-12-02 23:04:25,779 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:04:25,779 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:04:25,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:04:25,805 INFO L262 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 17 conjunts are in the unsatisfiable core [2023-12-02 23:04:25,806 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:04:25,835 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2023-12-02 23:04:25,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:04:25,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 35 states and 55 transitions. [2023-12-02 23:04:25,841 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 55 transitions. [2023-12-02 23:04:25,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-12-02 23:04:25,842 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:04:25,842 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:04:25,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:04:25,873 INFO L262 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 17 conjunts are in the unsatisfiable core [2023-12-02 23:04:25,875 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:04:25,904 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2023-12-02 23:04:25,909 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:04:25,910 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 35 states and 55 transitions. [2023-12-02 23:04:25,910 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 55 transitions. [2023-12-02 23:04:25,910 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-12-02 23:04:25,910 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:04:25,910 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:04:25,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:04:25,940 INFO L262 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 17 conjunts are in the unsatisfiable core [2023-12-02 23:04:25,941 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:04:26,011 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2023-12-02 23:04:26,184 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:04:26,184 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 39 states and 64 transitions. [2023-12-02 23:04:26,184 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 64 transitions. [2023-12-02 23:04:26,184 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-12-02 23:04:26,185 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:04:26,185 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:04:36,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2023-12-02 23:04:36,240 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Solver said unknown at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:488) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-12-02 23:04:36,244 INFO L158 Benchmark]: Toolchain (without parser) took 16029.83ms. Allocated memory was 134.2MB in the beginning and 195.0MB in the end (delta: 60.8MB). Free memory was 104.2MB in the beginning and 130.3MB in the end (delta: -26.1MB). Peak memory consumption was 37.2MB. Max. memory is 16.1GB. [2023-12-02 23:04:36,244 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 134.2MB. Free memory is still 95.4MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 23:04:36,245 INFO L158 Benchmark]: CACSL2BoogieTranslator took 227.45ms. Allocated memory is still 134.2MB. Free memory was 103.9MB in the beginning and 92.9MB in the end (delta: 11.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-12-02 23:04:36,245 INFO L158 Benchmark]: Boogie Procedure Inliner took 33.88ms. Allocated memory is still 134.2MB. Free memory was 92.9MB in the beginning and 91.2MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 23:04:36,246 INFO L158 Benchmark]: Boogie Preprocessor took 23.34ms. Allocated memory is still 134.2MB. Free memory was 91.2MB in the beginning and 90.0MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-02 23:04:36,246 INFO L158 Benchmark]: RCFGBuilder took 386.27ms. Allocated memory is still 134.2MB. Free memory was 90.0MB in the beginning and 77.2MB in the end (delta: 12.8MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-12-02 23:04:36,247 INFO L158 Benchmark]: CodeCheck took 15353.49ms. Allocated memory was 134.2MB in the beginning and 195.0MB in the end (delta: 60.8MB). Free memory was 77.2MB in the beginning and 130.3MB in the end (delta: -53.0MB). Peak memory consumption was 10.0MB. Max. memory is 16.1GB. [2023-12-02 23:04:36,250 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Solver said unknown: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:488) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30ms. Allocated memory is still 134.2MB. Free memory is still 95.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 227.45ms. Allocated memory is still 134.2MB. Free memory was 103.9MB in the beginning and 92.9MB in the end (delta: 11.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 33.88ms. Allocated memory is still 134.2MB. Free memory was 92.9MB in the beginning and 91.2MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 23.34ms. Allocated memory is still 134.2MB. Free memory was 91.2MB in the beginning and 90.0MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 386.27ms. Allocated memory is still 134.2MB. Free memory was 90.0MB in the beginning and 77.2MB in the end (delta: 12.8MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * CodeCheck took 15353.49ms. Allocated memory was 134.2MB in the beginning and 195.0MB in the end (delta: 60.8MB). Free memory was 77.2MB in the beginning and 130.3MB in the end (delta: -53.0MB). Peak memory consumption was 10.0MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-12-02 23:04:36,270 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1fc24a87-a183-4b8e-8749-a269d868004f/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 Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### 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_1fc24a87-a183-4b8e-8749-a269d868004f/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1fc24a87-a183-4b8e-8749-a269d868004f/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_1fc24a87-a183-4b8e-8749-a269d868004f/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1fc24a87-a183-4b8e-8749-a269d868004f/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/lcm1_valuebound100.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1fc24a87-a183-4b8e-8749-a269d868004f/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1fc24a87-a183-4b8e-8749-a269d868004f/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 91e9bd2889140c35a1e4cb13cce45121897f7602719339304e30875d144da718 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 23:04:38,306 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 23:04:38,385 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1fc24a87-a183-4b8e-8749-a269d868004f/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2023-12-02 23:04:38,420 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 23:04:38,421 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-02 23:04:38,421 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-02 23:04:38,422 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-02 23:04:38,423 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-02 23:04:38,423 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 23:04:38,424 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-02 23:04:38,425 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-02 23:04:38,425 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-02 23:04:38,426 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 23:04:38,426 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-02 23:04:38,427 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 23:04:38,427 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-02 23:04:38,428 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-12-02 23:04:38,429 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-12-02 23:04:38,429 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-12-02 23:04:38,430 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-02 23:04:38,430 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-02 23:04:38,431 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 23:04:38,431 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-02 23:04:38,432 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-02 23:04:38,432 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-02 23:04:38,433 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-12-02 23:04:38,433 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-12-02 23:04:38,433 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 23:04:38,433 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 23:04:38,434 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 23:04:38,435 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 23:04:38,435 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-02 23:04:38,435 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-12-02 23:04:38,436 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-12-02 23:04:38,436 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-02 23:04:38,436 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-12-02 23:04:38,436 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-02 23:04:38,436 INFO L153 SettingsManager]: * Logic for external solver=AUFBV 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_1fc24a87-a183-4b8e-8749-a269d868004f/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1fc24a87-a183-4b8e-8749-a269d868004f/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 91e9bd2889140c35a1e4cb13cce45121897f7602719339304e30875d144da718 [2023-12-02 23:04:38,724 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 23:04:38,745 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 23:04:38,748 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 23:04:38,749 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 23:04:38,749 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 23:04:38,751 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1fc24a87-a183-4b8e-8749-a269d868004f/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/nla-digbench-scaling/lcm1_valuebound100.c [2023-12-02 23:04:41,629 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 23:04:41,815 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 23:04:41,816 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1fc24a87-a183-4b8e-8749-a269d868004f/sv-benchmarks/c/nla-digbench-scaling/lcm1_valuebound100.c [2023-12-02 23:04:41,825 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1fc24a87-a183-4b8e-8749-a269d868004f/bin/ukojak-verify-Qdu7aM0XO9/data/36513d88c/c8a1c7da764747c9aea617b023772e35/FLAG721046dd1 [2023-12-02 23:04:41,841 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1fc24a87-a183-4b8e-8749-a269d868004f/bin/ukojak-verify-Qdu7aM0XO9/data/36513d88c/c8a1c7da764747c9aea617b023772e35 [2023-12-02 23:04:41,844 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 23:04:41,846 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 23:04:41,848 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 23:04:41,848 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 23:04:41,854 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 23:04:41,855 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 11:04:41" (1/1) ... [2023-12-02 23:04:41,856 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2edcb717 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:04:41, skipping insertion in model container [2023-12-02 23:04:41,856 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 11:04:41" (1/1) ... [2023-12-02 23:04:41,880 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 23:04:42,020 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_1fc24a87-a183-4b8e-8749-a269d868004f/sv-benchmarks/c/nla-digbench-scaling/lcm1_valuebound100.c[552,565] [2023-12-02 23:04:42,040 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 23:04:42,056 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 23:04:42,070 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_1fc24a87-a183-4b8e-8749-a269d868004f/sv-benchmarks/c/nla-digbench-scaling/lcm1_valuebound100.c[552,565] [2023-12-02 23:04:42,080 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 23:04:42,096 INFO L206 MainTranslator]: Completed translation [2023-12-02 23:04:42,096 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:04:42 WrapperNode [2023-12-02 23:04:42,096 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 23:04:42,097 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 23:04:42,097 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 23:04:42,098 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 23:04:42,104 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:04:42" (1/1) ... [2023-12-02 23:04:42,112 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:04:42" (1/1) ... [2023-12-02 23:04:42,135 INFO L138 Inliner]: procedures = 14, calls = 25, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 67 [2023-12-02 23:04:42,136 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 23:04:42,137 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 23:04:42,137 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 23:04:42,137 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 23:04:42,145 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:04:42" (1/1) ... [2023-12-02 23:04:42,145 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:04:42" (1/1) ... [2023-12-02 23:04:42,148 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:04:42" (1/1) ... [2023-12-02 23:04:42,149 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:04:42" (1/1) ... [2023-12-02 23:04:42,156 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:04:42" (1/1) ... [2023-12-02 23:04:42,160 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:04:42" (1/1) ... [2023-12-02 23:04:42,162 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:04:42" (1/1) ... [2023-12-02 23:04:42,164 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:04:42" (1/1) ... [2023-12-02 23:04:42,166 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 23:04:42,168 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 23:04:42,168 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 23:04:42,168 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 23:04:42,169 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:04:42" (1/1) ... [2023-12-02 23:04:42,176 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 23:04:42,186 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1fc24a87-a183-4b8e-8749-a269d868004f/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-02 23:04:42,197 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1fc24a87-a183-4b8e-8749-a269d868004f/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-02 23:04:42,206 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1fc24a87-a183-4b8e-8749-a269d868004f/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-02 23:04:42,241 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-02 23:04:42,241 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-12-02 23:04:42,242 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-12-02 23:04:42,242 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-12-02 23:04:42,242 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 23:04:42,242 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 23:04:42,243 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-12-02 23:04:42,243 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-12-02 23:04:42,311 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 23:04:42,313 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 23:04:42,525 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 23:04:42,565 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-02 23:04:42,566 INFO L309 CfgBuilder]: Removed 3 assume(true) statements. [2023-12-02 23:04:42,567 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 11:04:42 BoogieIcfgContainer [2023-12-02 23:04:42,568 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-02 23:04:42,569 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-02 23:04:42,569 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-02 23:04:42,577 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-02 23:04:42,577 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 11:04:42" (1/1) ... [2023-12-02 23:04:42,585 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 23:04:42,631 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:04:42,638 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 30 states and 45 transitions. [2023-12-02 23:04:42,639 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 45 transitions. [2023-12-02 23:04:42,644 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-12-02 23:04:42,645 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:04:42,645 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-02 23:04:42,646 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1fc24a87-a183-4b8e-8749-a269d868004f/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-02 23:04:42,647 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1fc24a87-a183-4b8e-8749-a269d868004f/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-02 23:04:42,669 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1fc24a87-a183-4b8e-8749-a269d868004f/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2023-12-02 23:04:42,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:04:42,827 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-02 23:04:52,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2023-12-02 23:04:53,006 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1fc24a87-a183-4b8e-8749-a269d868004f/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (2)] Forceful destruction successful, exit code 0 [2023-12-02 23:04:53,007 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Solver said unknown at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:488) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-12-02 23:04:53,010 INFO L158 Benchmark]: Toolchain (without parser) took 11163.58ms. Allocated memory is still 88.1MB. Free memory was 65.0MB in the beginning and 48.8MB in the end (delta: 16.2MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-12-02 23:04:53,011 INFO L158 Benchmark]: CDTParser took 0.23ms. Allocated memory is still 62.9MB. Free memory is still 38.9MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 23:04:53,011 INFO L158 Benchmark]: CACSL2BoogieTranslator took 248.63ms. Allocated memory is still 88.1MB. Free memory was 64.7MB in the beginning and 53.5MB in the end (delta: 11.3MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-12-02 23:04:53,012 INFO L158 Benchmark]: Boogie Procedure Inliner took 38.82ms. Allocated memory is still 88.1MB. Free memory was 53.2MB in the beginning and 51.9MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-02 23:04:53,012 INFO L158 Benchmark]: Boogie Preprocessor took 29.94ms. Allocated memory is still 88.1MB. Free memory was 51.6MB in the beginning and 50.5MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 23:04:53,013 INFO L158 Benchmark]: RCFGBuilder took 400.26ms. Allocated memory is still 88.1MB. Free memory was 50.3MB in the beginning and 59.4MB in the end (delta: -9.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2023-12-02 23:04:53,014 INFO L158 Benchmark]: CodeCheck took 10440.45ms. Allocated memory is still 88.1MB. Free memory was 59.4MB in the beginning and 48.8MB in the end (delta: 10.6MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-12-02 23:04:53,017 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Solver said unknown: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:488) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23ms. Allocated memory is still 62.9MB. Free memory is still 38.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 248.63ms. Allocated memory is still 88.1MB. Free memory was 64.7MB in the beginning and 53.5MB in the end (delta: 11.3MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 38.82ms. Allocated memory is still 88.1MB. Free memory was 53.2MB in the beginning and 51.9MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 29.94ms. Allocated memory is still 88.1MB. Free memory was 51.6MB in the beginning and 50.5MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 400.26ms. Allocated memory is still 88.1MB. Free memory was 50.3MB in the beginning and 59.4MB in the end (delta: -9.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * CodeCheck took 10440.45ms. Allocated memory is still 88.1MB. Free memory was 59.4MB in the beginning and 48.8MB in the end (delta: 10.6MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-12-02 23:04:53,044 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1fc24a87-a183-4b8e-8749-a269d868004f/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown