./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/ps2-ll_unwindbound1.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f370667e-545e-465f-a37b-a437bf86c10b/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f370667e-545e-465f-a37b-a437bf86c10b/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_f370667e-545e-465f-a37b-a437bf86c10b/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f370667e-545e-465f-a37b-a437bf86c10b/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/ps2-ll_unwindbound1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f370667e-545e-465f-a37b-a437bf86c10b/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f370667e-545e-465f-a37b-a437bf86c10b/bin/ukojak-verify-Qdu7aM0XO9 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash eeab39c4b0b140806b3ddcf9e96fb8e36f66c5baac57da41aaf4e88167e6b080 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 05:01:32,494 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 05:01:32,561 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f370667e-545e-465f-a37b-a437bf86c10b/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-12-03 05:01:32,565 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-03 05:01:32,566 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-03 05:01:32,588 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 05:01:32,589 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-03 05:01:32,589 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-03 05:01:32,590 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 05:01:32,590 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 05:01:32,591 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 05:01:32,591 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-03 05:01:32,592 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-03 05:01:32,592 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-03 05:01:32,593 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-03 05:01:32,593 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 05:01:32,594 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-03 05:01:32,594 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 05:01:32,595 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-03 05:01:32,595 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-12-03 05:01:32,596 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-12-03 05:01:32,597 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-03 05:01:32,597 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-03 05:01:32,598 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 05:01:32,598 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 05:01:32,599 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 05:01:32,599 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 05:01:32,600 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 05:01:32,600 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 05:01:32,601 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 05:01:32,601 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 05:01:32,602 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-03 05:01:32,602 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-03 05:01:32,602 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-03 05:01:32,602 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-03 05:01:32,603 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_f370667e-545e-465f-a37b-a437bf86c10b/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f370667e-545e-465f-a37b-a437bf86c10b/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> eeab39c4b0b140806b3ddcf9e96fb8e36f66c5baac57da41aaf4e88167e6b080 [2023-12-03 05:01:32,808 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 05:01:32,830 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 05:01:32,833 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 05:01:32,834 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 05:01:32,835 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 05:01:32,836 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f370667e-545e-465f-a37b-a437bf86c10b/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/nla-digbench-scaling/ps2-ll_unwindbound1.c [2023-12-03 05:01:35,634 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 05:01:35,785 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 05:01:35,785 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f370667e-545e-465f-a37b-a437bf86c10b/sv-benchmarks/c/nla-digbench-scaling/ps2-ll_unwindbound1.c [2023-12-03 05:01:35,791 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f370667e-545e-465f-a37b-a437bf86c10b/bin/ukojak-verify-Qdu7aM0XO9/data/827b93b4a/37a203f77b554a9bbf9a35143a9b30e6/FLAG0e1f79c01 [2023-12-03 05:01:35,805 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f370667e-545e-465f-a37b-a437bf86c10b/bin/ukojak-verify-Qdu7aM0XO9/data/827b93b4a/37a203f77b554a9bbf9a35143a9b30e6 [2023-12-03 05:01:35,807 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 05:01:35,809 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 05:01:35,810 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 05:01:35,810 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 05:01:35,814 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 05:01:35,814 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 05:01:35" (1/1) ... [2023-12-03 05:01:35,815 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@16d2e6e5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 05:01:35, skipping insertion in model container [2023-12-03 05:01:35,816 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 05:01:35" (1/1) ... [2023-12-03 05:01:35,838 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 05:01:35,978 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 05:01:35,988 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 05:01:36,006 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 05:01:36,018 INFO L206 MainTranslator]: Completed translation [2023-12-03 05:01:36,019 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 05:01:36 WrapperNode [2023-12-03 05:01:36,019 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 05:01:36,020 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 05:01:36,021 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 05:01:36,021 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 05:01:36,029 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 05:01:36" (1/1) ... [2023-12-03 05:01:36,035 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 05:01:36" (1/1) ... [2023-12-03 05:01:36,055 INFO L138 Inliner]: procedures = 14, calls = 10, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 68 [2023-12-03 05:01:36,056 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 05:01:36,056 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 05:01:36,056 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 05:01:36,056 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 05:01:36,064 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 05:01:36" (1/1) ... [2023-12-03 05:01:36,064 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 05:01:36" (1/1) ... [2023-12-03 05:01:36,065 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 05:01:36" (1/1) ... [2023-12-03 05:01:36,065 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 05:01:36" (1/1) ... [2023-12-03 05:01:36,068 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 05:01:36" (1/1) ... [2023-12-03 05:01:36,070 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 05:01:36" (1/1) ... [2023-12-03 05:01:36,071 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 05:01:36" (1/1) ... [2023-12-03 05:01:36,072 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 05:01:36" (1/1) ... [2023-12-03 05:01:36,073 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 05:01:36,074 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 05:01:36,074 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 05:01:36,074 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 05:01:36,075 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 05:01:36" (1/1) ... [2023-12-03 05:01:36,080 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 05:01:36,092 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f370667e-545e-465f-a37b-a437bf86c10b/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 05:01:36,102 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f370667e-545e-465f-a37b-a437bf86c10b/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 05:01:36,105 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f370667e-545e-465f-a37b-a437bf86c10b/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 05:01:36,136 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 05:01:36,136 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-03 05:01:36,136 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 05:01:36,136 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 05:01:36,136 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-12-03 05:01:36,137 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-12-03 05:01:36,197 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 05:01:36,199 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 05:01:36,429 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 05:01:36,460 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-03 05:01:36,460 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-03 05:01:36,462 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 05:01:36 BoogieIcfgContainer [2023-12-03 05:01:36,462 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-03 05:01:36,463 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-03 05:01:36,463 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-03 05:01:36,471 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-03 05:01:36,471 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 05:01:36" (1/1) ... [2023-12-03 05:01:36,478 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-03 05:01:36,529 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 05:01:36,535 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 58 states and 61 transitions. [2023-12-03 05:01:36,535 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 61 transitions. [2023-12-03 05:01:36,536 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-12-03 05:01:36,536 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 05:01:36,537 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 05:01:36,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 05:01:36,644 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 05:01:36,658 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 05:01:36,659 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 57 states and 59 transitions. [2023-12-03 05:01:36,659 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 59 transitions. [2023-12-03 05:01:36,660 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-12-03 05:01:36,660 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 05:01:36,660 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 05:01:36,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 05:01:36,745 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 05:01:36,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 05:01:36,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 59 states and 62 transitions. [2023-12-03 05:01:36,778 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 62 transitions. [2023-12-03 05:01:36,779 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-12-03 05:01:36,779 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 05:01:36,779 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 05:01:36,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 05:01:36,828 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 05:01:36,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 05:01:36,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 60 states and 63 transitions. [2023-12-03 05:01:36,842 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 63 transitions. [2023-12-03 05:01:36,843 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-12-03 05:01:36,843 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 05:01:36,843 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 05:01:36,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 05:01:36,860 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 05:01:36,864 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 05:01:36,865 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 59 states and 62 transitions. [2023-12-03 05:01:36,865 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 62 transitions. [2023-12-03 05:01:36,866 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-12-03 05:01:36,866 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 05:01:36,866 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 05:01:36,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 05:01:36,895 INFO L262 TraceCheckSpWp]: Trace formula consists of 40 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 05:01:36,899 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 05:01:36,927 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 05:01:37,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 05:01:37,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 65 states and 71 transitions. [2023-12-03 05:01:37,080 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 71 transitions. [2023-12-03 05:01:37,081 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-12-03 05:01:37,081 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 05:01:37,081 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 05:01:37,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 05:01:37,103 INFO L262 TraceCheckSpWp]: Trace formula consists of 40 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 05:01:37,104 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 05:01:37,163 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 05:01:37,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 05:01:37,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 66 states and 72 transitions. [2023-12-03 05:01:37,268 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 72 transitions. [2023-12-03 05:01:37,268 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-12-03 05:01:37,269 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 05:01:37,269 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 05:01:37,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 05:01:37,290 INFO L262 TraceCheckSpWp]: Trace formula consists of 41 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 05:01:37,291 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 05:01:37,323 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 05:01:37,694 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 05:01:37,695 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 73 states and 82 transitions. [2023-12-03 05:01:37,695 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 82 transitions. [2023-12-03 05:01:37,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-12-03 05:01:37,695 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 05:01:37,696 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 05:01:37,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 05:01:37,714 INFO L262 TraceCheckSpWp]: Trace formula consists of 42 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 05:01:37,715 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 05:01:37,755 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 05:01:38,208 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 05:01:38,209 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 81 states and 93 transitions. [2023-12-03 05:01:38,209 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 93 transitions. [2023-12-03 05:01:38,209 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-12-03 05:01:38,209 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 05:01:38,210 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 05:01:38,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 05:01:38,228 INFO L262 TraceCheckSpWp]: Trace formula consists of 43 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 05:01:38,230 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 05:01:38,249 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 05:01:38,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 05:01:38,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 82 states and 94 transitions. [2023-12-03 05:01:38,268 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 94 transitions. [2023-12-03 05:01:38,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-12-03 05:01:38,269 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 05:01:38,269 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 05:01:38,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 05:01:38,288 INFO L262 TraceCheckSpWp]: Trace formula consists of 44 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 05:01:38,289 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 05:01:38,400 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 05:01:38,643 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 05:01:38,643 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 85 states and 98 transitions. [2023-12-03 05:01:38,643 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 98 transitions. [2023-12-03 05:01:38,644 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-12-03 05:01:38,644 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 05:01:38,644 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 05:01:38,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 05:01:38,662 INFO L262 TraceCheckSpWp]: Trace formula consists of 45 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-03 05:01:38,664 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 05:01:38,754 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 05:01:39,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 05:01:39,061 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 90 states and 105 transitions. [2023-12-03 05:01:39,061 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 105 transitions. [2023-12-03 05:01:39,062 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-12-03 05:01:39,062 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 05:01:39,062 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 05:01:39,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 05:01:39,080 INFO L262 TraceCheckSpWp]: Trace formula consists of 46 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-03 05:01:39,081 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 05:01:39,255 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 05:01:39,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 05:01:39,635 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 96 states and 112 transitions. [2023-12-03 05:01:39,635 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 112 transitions. [2023-12-03 05:01:39,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-12-03 05:01:39,639 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 05:01:39,640 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 05:01:39,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 05:01:39,661 INFO L262 TraceCheckSpWp]: Trace formula consists of 56 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 05:01:39,663 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 05:01:39,724 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 05:01:40,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 05:01:40,489 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 111 states and 133 transitions. [2023-12-03 05:01:40,489 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 133 transitions. [2023-12-03 05:01:40,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-12-03 05:01:40,490 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 05:01:40,490 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 05:01:40,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 05:01:40,509 INFO L262 TraceCheckSpWp]: Trace formula consists of 57 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 05:01:40,510 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 05:01:40,585 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 05:01:40,809 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 05:01:40,810 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 115 states and 141 transitions. [2023-12-03 05:01:40,810 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 141 transitions. [2023-12-03 05:01:40,811 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-12-03 05:01:40,811 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 05:01:40,811 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 05:01:40,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 05:01:40,830 INFO L262 TraceCheckSpWp]: Trace formula consists of 57 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 05:01:40,831 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 05:01:40,891 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 05:01:41,958 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 05:01:41,959 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 131 states and 164 transitions. [2023-12-03 05:01:41,959 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 164 transitions. [2023-12-03 05:01:41,960 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-12-03 05:01:41,960 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 05:01:41,960 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 05:01:41,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 05:01:41,980 INFO L262 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 05:01:41,981 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 05:01:42,037 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 05:01:42,443 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 05:01:42,443 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 173 states to 134 states and 170 transitions. [2023-12-03 05:01:42,444 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 170 transitions. [2023-12-03 05:01:42,444 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-12-03 05:01:42,444 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 05:01:42,445 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 05:01:42,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 05:01:42,464 INFO L262 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 05:01:42,465 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 05:01:42,518 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 05:01:43,137 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 05:01:43,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 187 states to 140 states and 183 transitions. [2023-12-03 05:01:43,138 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 183 transitions. [2023-12-03 05:01:43,138 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-12-03 05:01:43,139 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 05:01:43,139 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 05:01:43,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 05:01:43,154 INFO L262 TraceCheckSpWp]: Trace formula consists of 59 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 05:01:43,154 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 05:01:43,200 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 05:01:43,784 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 05:01:43,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 202 states to 147 states and 198 transitions. [2023-12-03 05:01:43,785 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 198 transitions. [2023-12-03 05:01:43,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-12-03 05:01:43,785 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 05:01:43,786 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 05:01:43,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 05:01:43,802 INFO L262 TraceCheckSpWp]: Trace formula consists of 61 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 05:01:43,803 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 05:01:43,855 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 05:01:44,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 05:01:44,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 215 states to 153 states and 210 transitions. [2023-12-03 05:01:44,391 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 210 transitions. [2023-12-03 05:01:44,391 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-12-03 05:01:44,391 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 05:01:44,392 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 05:01:44,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 05:01:44,408 INFO L262 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 05:01:44,409 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 05:01:44,485 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 05:01:44,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 05:01:44,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 214 states to 152 states and 209 transitions. [2023-12-03 05:01:44,574 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 209 transitions. [2023-12-03 05:01:44,575 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-12-03 05:01:44,575 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 05:01:44,576 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 05:01:44,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 05:01:44,596 INFO L262 TraceCheckSpWp]: Trace formula consists of 64 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-03 05:01:44,598 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 05:01:44,809 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 05:01:45,486 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 05:01:45,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 226 states to 159 states and 221 transitions. [2023-12-03 05:01:45,487 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 221 transitions. [2023-12-03 05:01:45,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-12-03 05:01:45,488 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 05:01:45,488 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 05:01:45,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 05:01:45,503 INFO L262 TraceCheckSpWp]: Trace formula consists of 61 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 05:01:45,504 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 05:01:45,586 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 05:01:46,339 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 05:01:46,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 238 states to 165 states and 233 transitions. [2023-12-03 05:01:46,340 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 233 transitions. [2023-12-03 05:01:46,340 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-12-03 05:01:46,340 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 05:01:46,340 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 05:01:46,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 05:01:46,356 INFO L262 TraceCheckSpWp]: Trace formula consists of 65 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-03 05:01:46,357 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 05:01:46,520 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 05:01:47,285 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 05:01:47,286 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 253 states to 174 states and 248 transitions. [2023-12-03 05:01:47,286 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 248 transitions. [2023-12-03 05:01:47,286 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-12-03 05:01:47,286 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 05:01:47,287 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 05:01:47,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 05:01:47,302 INFO L262 TraceCheckSpWp]: Trace formula consists of 62 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 05:01:47,303 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 05:01:47,394 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 05:01:48,017 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 05:01:48,018 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 252 states to 173 states and 247 transitions. [2023-12-03 05:01:48,018 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 247 transitions. [2023-12-03 05:01:48,018 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-12-03 05:01:48,018 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 05:01:48,018 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 05:01:48,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 05:01:48,034 INFO L262 TraceCheckSpWp]: Trace formula consists of 63 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 05:01:48,034 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 05:01:48,130 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 05:01:49,486 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 05:01:49,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 263 states to 181 states and 258 transitions. [2023-12-03 05:01:49,487 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 258 transitions. [2023-12-03 05:01:49,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-12-03 05:01:49,487 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 05:01:49,488 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 05:01:49,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 05:01:49,504 INFO L262 TraceCheckSpWp]: Trace formula consists of 70 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-03 05:01:49,505 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 05:01:49,671 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 05:01:51,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 05:01:51,082 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 309 states to 202 states and 303 transitions. [2023-12-03 05:01:51,082 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 303 transitions. [2023-12-03 05:01:51,084 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-12-03 05:01:51,084 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 05:01:51,084 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 05:01:51,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 05:01:51,100 INFO L262 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 05:01:51,100 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 05:01:51,236 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 05:01:52,983 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 05:01:52,984 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 346 states to 212 states and 335 transitions. [2023-12-03 05:01:52,984 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 335 transitions. [2023-12-03 05:01:52,984 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-12-03 05:01:52,984 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 05:01:52,984 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 05:01:53,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 05:01:53,001 INFO L262 TraceCheckSpWp]: Trace formula consists of 76 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 05:01:53,002 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 05:01:53,195 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 5 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 05:01:55,648 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 05:01:55,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 392 states to 73 states and 81 transitions. [2023-12-03 05:01:55,649 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 81 transitions. [2023-12-03 05:01:55,649 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-12-03 05:01:55,649 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 05:01:55,649 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 05:01:55,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 05:01:55,667 INFO L262 TraceCheckSpWp]: Trace formula consists of 76 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 05:01:55,668 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 05:01:55,745 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 05:01:56,656 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 05:01:56,657 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 404 states to 69 states and 73 transitions. [2023-12-03 05:01:56,657 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 73 transitions. [2023-12-03 05:01:56,657 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-12-03 05:01:56,657 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 05:01:56,658 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 05:01:56,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 05:01:56,675 INFO L262 TraceCheckSpWp]: Trace formula consists of 77 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 05:01:56,676 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 05:01:56,760 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 05:01:57,448 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 05:01:57,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 410 states to 49 states and 53 transitions. [2023-12-03 05:01:57,449 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 53 transitions. [2023-12-03 05:01:57,449 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-12-03 05:01:57,449 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 05:01:57,449 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 05:01:57,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 05:01:57,468 INFO L262 TraceCheckSpWp]: Trace formula consists of 78 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 05:01:57,469 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 05:01:57,615 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 05:01:58,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 05:01:58,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 415 states to 44 states and 48 transitions. [2023-12-03 05:01:58,387 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 48 transitions. [2023-12-03 05:01:58,387 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2023-12-03 05:01:58,387 WARN L420 CodeCheckObserver]: This Program is SAFE, Check terminated with 32 iterations. [2023-12-03 05:01:58,395 INFO L751 CodeCheckObserver]: All specifications hold 24 specifications checked. All of them hold [2023-12-03 05:01:59,264 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-12-03 05:01:59,267 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-12-03 05:01:59,268 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 03.12 05:01:59 ImpRootNode [2023-12-03 05:01:59,268 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-12-03 05:01:59,268 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-12-03 05:01:59,268 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-12-03 05:01:59,268 INFO L274 PluginConnector]: Witness Printer initialized [2023-12-03 05:01:59,269 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 05:01:36" (3/4) ... [2023-12-03 05:01:59,270 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-12-03 05:01:59,273 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure __VERIFIER_assert [2023-12-03 05:01:59,276 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 15 nodes and edges [2023-12-03 05:01:59,276 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2023-12-03 05:01:59,277 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2023-12-03 05:01:59,277 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-12-03 05:01:59,389 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f370667e-545e-465f-a37b-a437bf86c10b/bin/ukojak-verify-Qdu7aM0XO9/witness.graphml [2023-12-03 05:01:59,389 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f370667e-545e-465f-a37b-a437bf86c10b/bin/ukojak-verify-Qdu7aM0XO9/witness.yml [2023-12-03 05:01:59,390 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-12-03 05:01:59,391 INFO L158 Benchmark]: Toolchain (without parser) took 23581.88ms. Allocated memory was 151.0MB in the beginning and 220.2MB in the end (delta: 69.2MB). Free memory was 112.2MB in the beginning and 164.7MB in the end (delta: -52.4MB). Peak memory consumption was 116.6MB. Max. memory is 16.1GB. [2023-12-03 05:01:59,391 INFO L158 Benchmark]: CDTParser took 0.22ms. Allocated memory is still 109.1MB. Free memory is still 56.2MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 05:01:59,392 INFO L158 Benchmark]: CACSL2BoogieTranslator took 209.93ms. Allocated memory is still 151.0MB. Free memory was 112.2MB in the beginning and 101.8MB in the end (delta: 10.5MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-12-03 05:01:59,392 INFO L158 Benchmark]: Boogie Procedure Inliner took 35.36ms. Allocated memory is still 151.0MB. Free memory was 101.8MB in the beginning and 100.1MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 05:01:59,393 INFO L158 Benchmark]: Boogie Preprocessor took 17.08ms. Allocated memory is still 151.0MB. Free memory was 100.1MB in the beginning and 99.2MB in the end (delta: 832.6kB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 05:01:59,393 INFO L158 Benchmark]: RCFGBuilder took 388.22ms. Allocated memory is still 151.0MB. Free memory was 99.2MB in the beginning and 84.9MB in the end (delta: 14.3MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-12-03 05:01:59,394 INFO L158 Benchmark]: CodeCheck took 22805.14ms. Allocated memory was 151.0MB in the beginning and 182.5MB in the end (delta: 31.5MB). Free memory was 84.9MB in the beginning and 37.8MB in the end (delta: 47.2MB). Peak memory consumption was 79.9MB. Max. memory is 16.1GB. [2023-12-03 05:01:59,394 INFO L158 Benchmark]: Witness Printer took 121.59ms. Allocated memory was 182.5MB in the beginning and 220.2MB in the end (delta: 37.7MB). Free memory was 37.8MB in the beginning and 164.7MB in the end (delta: -126.9MB). Peak memory consumption was 7.3MB. Max. memory is 16.1GB. [2023-12-03 05:01:59,397 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 2 procedures, 58 locations, 24 error locations. Started 1 CEGAR loops. OverallTime: 21.9s, OverallIterations: 32, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 5457 SdHoareTripleChecker+Valid, 15.8s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 4578 mSDsluCounter, 1297 SdHoareTripleChecker+Invalid, 13.4s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 544 mSDsCounter, 1368 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 13534 IncrementalHoareTripleChecker+Invalid, 14902 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 1368 mSolverCounterUnsat, 753 mSDtfsCounter, 13534 mSolverCounterSat, 0.3s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 5225 GetRequests, 4601 SyntacticMatches, 194 SemanticMatches, 430 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 111358 ImplicationChecksByTransitivity, 18.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.1s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 2.7s InterpolantComputationTime, 540 NumberOfCodeBlocks, 540 NumberOfCodeBlocksAsserted, 31 NumberOfCheckSat, 509 ConstructedInterpolants, 0 QuantifiedInterpolants, 2127 SizeOfPredicates, 11 NumberOfNonLiveVariables, 1572 ConjunctsInSsa, 83 ConjunctsInUnsatCore, 31 InterpolantComputations, 26 PerfectInterpolantSequences, 7/23 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - PositiveResult [Line: 27]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 27]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 28]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 28]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 28]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 28]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 28]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 28]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 28]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 28]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 33]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 33]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 34]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 34]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 35]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 35]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 37]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 37]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 37]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 37]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 37]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 37]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 37]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 37]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - AllSpecificationsHoldResult: All specifications hold 24 specifications checked. All of them hold - InvariantResult [Line: 27]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 37]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22ms. Allocated memory is still 109.1MB. Free memory is still 56.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 209.93ms. Allocated memory is still 151.0MB. Free memory was 112.2MB in the beginning and 101.8MB in the end (delta: 10.5MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 35.36ms. Allocated memory is still 151.0MB. Free memory was 101.8MB in the beginning and 100.1MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 17.08ms. Allocated memory is still 151.0MB. Free memory was 100.1MB in the beginning and 99.2MB in the end (delta: 832.6kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 388.22ms. Allocated memory is still 151.0MB. Free memory was 99.2MB in the beginning and 84.9MB in the end (delta: 14.3MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * CodeCheck took 22805.14ms. Allocated memory was 151.0MB in the beginning and 182.5MB in the end (delta: 31.5MB). Free memory was 84.9MB in the beginning and 37.8MB in the end (delta: 47.2MB). Peak memory consumption was 79.9MB. Max. memory is 16.1GB. * Witness Printer took 121.59ms. Allocated memory was 182.5MB in the beginning and 220.2MB in the end (delta: 37.7MB). Free memory was 37.8MB in the beginning and 164.7MB in the end (delta: -126.9MB). Peak memory consumption was 7.3MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2023-12-03 05:01:59,423 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f370667e-545e-465f-a37b-a437bf86c10b/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE