./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/geo2-ll_valuebound1.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_ce8f54ea-5bb8-496c-a4ec-8c7fec4cd5e6/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce8f54ea-5bb8-496c-a4ec-8c7fec4cd5e6/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_ce8f54ea-5bb8-496c-a4ec-8c7fec4cd5e6/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce8f54ea-5bb8-496c-a4ec-8c7fec4cd5e6/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/geo2-ll_valuebound1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce8f54ea-5bb8-496c-a4ec-8c7fec4cd5e6/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_ce8f54ea-5bb8-496c-a4ec-8c7fec4cd5e6/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 15f2c27c8ff19b1764b20b7d08d4582e2b047f4871dbacc2fd506a74654d4ef0 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 01:52:48,906 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 01:52:48,974 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce8f54ea-5bb8-496c-a4ec-8c7fec4cd5e6/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-12-03 01:52:48,979 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-03 01:52:48,980 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-03 01:52:49,003 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 01:52:49,004 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-03 01:52:49,004 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-03 01:52:49,005 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 01:52:49,006 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 01:52:49,006 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 01:52:49,007 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-03 01:52:49,007 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-03 01:52:49,008 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-03 01:52:49,008 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-03 01:52:49,008 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 01:52:49,009 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-03 01:52:49,010 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 01:52:49,010 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-03 01:52:49,010 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-12-03 01:52:49,011 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-12-03 01:52:49,012 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-03 01:52:49,012 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-03 01:52:49,013 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 01:52:49,013 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 01:52:49,014 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 01:52:49,014 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 01:52:49,014 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 01:52:49,015 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 01:52:49,015 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 01:52:49,016 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 01:52:49,016 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-03 01:52:49,017 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-03 01:52:49,017 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-03 01:52:49,017 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-03 01:52:49,017 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_ce8f54ea-5bb8-496c-a4ec-8c7fec4cd5e6/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce8f54ea-5bb8-496c-a4ec-8c7fec4cd5e6/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 15f2c27c8ff19b1764b20b7d08d4582e2b047f4871dbacc2fd506a74654d4ef0 [2023-12-03 01:52:49,244 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 01:52:49,266 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 01:52:49,269 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 01:52:49,270 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 01:52:49,270 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 01:52:49,272 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce8f54ea-5bb8-496c-a4ec-8c7fec4cd5e6/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/nla-digbench-scaling/geo2-ll_valuebound1.c [2023-12-03 01:52:52,000 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 01:52:52,174 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 01:52:52,174 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce8f54ea-5bb8-496c-a4ec-8c7fec4cd5e6/sv-benchmarks/c/nla-digbench-scaling/geo2-ll_valuebound1.c [2023-12-03 01:52:52,180 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce8f54ea-5bb8-496c-a4ec-8c7fec4cd5e6/bin/ukojak-verify-Qdu7aM0XO9/data/56c126f28/08ea1dcbda2f4e8bb736610fc00c39ca/FLAG42962c8cd [2023-12-03 01:52:52,194 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce8f54ea-5bb8-496c-a4ec-8c7fec4cd5e6/bin/ukojak-verify-Qdu7aM0XO9/data/56c126f28/08ea1dcbda2f4e8bb736610fc00c39ca [2023-12-03 01:52:52,196 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 01:52:52,198 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 01:52:52,199 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 01:52:52,199 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 01:52:52,204 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 01:52:52,205 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 01:52:52" (1/1) ... [2023-12-03 01:52:52,206 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7681190e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:52:52, skipping insertion in model container [2023-12-03 01:52:52,206 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 01:52:52" (1/1) ... [2023-12-03 01:52:52,227 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 01:52:52,374 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 01:52:52,382 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 01:52:52,397 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 01:52:52,411 INFO L206 MainTranslator]: Completed translation [2023-12-03 01:52:52,411 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:52:52 WrapperNode [2023-12-03 01:52:52,411 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 01:52:52,412 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 01:52:52,412 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 01:52:52,412 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 01:52:52,420 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:52:52" (1/1) ... [2023-12-03 01:52:52,425 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:52:52" (1/1) ... [2023-12-03 01:52:52,444 INFO L138 Inliner]: procedures = 14, calls = 12, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 74 [2023-12-03 01:52:52,445 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 01:52:52,446 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 01:52:52,446 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 01:52:52,446 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 01:52:52,454 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:52:52" (1/1) ... [2023-12-03 01:52:52,454 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:52:52" (1/1) ... [2023-12-03 01:52:52,456 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:52:52" (1/1) ... [2023-12-03 01:52:52,456 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:52:52" (1/1) ... [2023-12-03 01:52:52,459 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:52:52" (1/1) ... [2023-12-03 01:52:52,461 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:52:52" (1/1) ... [2023-12-03 01:52:52,462 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:52:52" (1/1) ... [2023-12-03 01:52:52,463 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:52:52" (1/1) ... [2023-12-03 01:52:52,464 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 01:52:52,465 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 01:52:52,465 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 01:52:52,465 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 01:52:52,465 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:52:52" (1/1) ... [2023-12-03 01:52:52,471 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 01:52:52,486 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce8f54ea-5bb8-496c-a4ec-8c7fec4cd5e6/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 01:52:52,498 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce8f54ea-5bb8-496c-a4ec-8c7fec4cd5e6/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 01:52:52,505 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce8f54ea-5bb8-496c-a4ec-8c7fec4cd5e6/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 01:52:52,533 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 01:52:52,534 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-12-03 01:52:52,534 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-12-03 01:52:52,534 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-03 01:52:52,534 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 01:52:52,534 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 01:52:52,534 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-12-03 01:52:52,534 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-12-03 01:52:52,595 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 01:52:52,597 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 01:52:52,844 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 01:52:52,880 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-03 01:52:52,880 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-03 01:52:52,882 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 01:52:52 BoogieIcfgContainer [2023-12-03 01:52:52,882 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-03 01:52:52,883 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-03 01:52:52,883 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-03 01:52:52,893 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-03 01:52:52,893 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 01:52:52" (1/1) ... [2023-12-03 01:52:52,900 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-03 01:52:52,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:52:52,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 71 states and 74 transitions. [2023-12-03 01:52:52,951 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 74 transitions. [2023-12-03 01:52:52,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-12-03 01:52:52,954 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:52:52,955 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:52:53,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:52:53,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:52:53,082 INFO L262 TraceCheckSpWp]: Trace formula consists of 49 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-03 01:52:53,086 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:52:53,105 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-03 01:52:53,125 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:52:53,126 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 71 states and 73 transitions. [2023-12-03 01:52:53,126 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 73 transitions. [2023-12-03 01:52:53,127 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-12-03 01:52:53,127 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:52:53,127 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:52:53,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:52:53,161 INFO L262 TraceCheckSpWp]: Trace formula consists of 49 conjuncts, 8 conjunts are in the unsatisfiable core [2023-12-03 01:52:53,163 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:52:53,262 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-03 01:52:53,356 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:52:53,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 73 states and 76 transitions. [2023-12-03 01:52:53,357 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 76 transitions. [2023-12-03 01:52:53,357 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-12-03 01:52:53,358 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:52:53,358 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:52:53,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:52:53,385 INFO L262 TraceCheckSpWp]: Trace formula consists of 50 conjuncts, 8 conjunts are in the unsatisfiable core [2023-12-03 01:52:53,386 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:52:53,437 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-03 01:52:53,460 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:52:53,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 74 states and 77 transitions. [2023-12-03 01:52:53,461 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 77 transitions. [2023-12-03 01:52:53,462 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-12-03 01:52:53,462 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:52:53,462 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:52:53,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:52:53,488 INFO L262 TraceCheckSpWp]: Trace formula consists of 51 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 01:52:53,489 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:52:53,508 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-03 01:52:53,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:52:53,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 75 states and 79 transitions. [2023-12-03 01:52:53,540 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 79 transitions. [2023-12-03 01:52:53,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-12-03 01:52:53,541 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:52:53,541 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:52:53,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:52:53,569 INFO L262 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 8 conjunts are in the unsatisfiable core [2023-12-03 01:52:53,571 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:52:53,634 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-03 01:52:53,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:52:53,699 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 77 states and 81 transitions. [2023-12-03 01:52:53,699 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 81 transitions. [2023-12-03 01:52:53,700 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-12-03 01:52:53,700 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:52:53,700 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:52:53,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:52:53,725 INFO L262 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 01:52:53,726 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:52:53,783 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-03 01:52:53,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:52:53,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 78 states and 83 transitions. [2023-12-03 01:52:53,834 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 83 transitions. [2023-12-03 01:52:53,835 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-12-03 01:52:53,835 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:52:53,835 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:52:53,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:52:53,860 INFO L262 TraceCheckSpWp]: Trace formula consists of 54 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 01:52:53,861 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:52:53,911 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-03 01:52:54,058 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:52:54,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 80 states and 87 transitions. [2023-12-03 01:52:54,059 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 87 transitions. [2023-12-03 01:52:54,060 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-12-03 01:52:54,060 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:52:54,060 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:52:54,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:52:54,083 INFO L262 TraceCheckSpWp]: Trace formula consists of 55 conjuncts, 8 conjunts are in the unsatisfiable core [2023-12-03 01:52:54,084 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:52:54,175 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-03 01:52:54,503 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:52:54,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 88 states and 98 transitions. [2023-12-03 01:52:54,504 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 98 transitions. [2023-12-03 01:52:54,504 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-12-03 01:52:54,504 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:52:54,505 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:52:54,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:52:54,526 INFO L262 TraceCheckSpWp]: Trace formula consists of 56 conjuncts, 8 conjunts are in the unsatisfiable core [2023-12-03 01:52:54,528 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:52:54,601 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-03 01:52:54,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:52:54,630 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 89 states and 99 transitions. [2023-12-03 01:52:54,630 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 99 transitions. [2023-12-03 01:52:54,631 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-12-03 01:52:54,631 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:52:54,631 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:52:54,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:52:54,653 INFO L262 TraceCheckSpWp]: Trace formula consists of 57 conjuncts, 10 conjunts are in the unsatisfiable core [2023-12-03 01:52:54,654 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:52:54,766 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-03 01:52:54,938 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:52:54,939 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 93 states and 103 transitions. [2023-12-03 01:52:54,939 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 103 transitions. [2023-12-03 01:52:54,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-12-03 01:52:54,940 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:52:54,940 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:52:54,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:52:54,962 INFO L262 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2023-12-03 01:52:54,963 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:52:55,119 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-03 01:52:55,190 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:52:55,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 94 states and 105 transitions. [2023-12-03 01:52:55,190 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 105 transitions. [2023-12-03 01:52:55,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-12-03 01:52:55,191 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:52:55,192 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:52:55,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:52:55,216 INFO L262 TraceCheckSpWp]: Trace formula consists of 68 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 01:52:55,217 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:52:55,259 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-03 01:52:55,295 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:52:55,296 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 97 states and 110 transitions. [2023-12-03 01:52:55,296 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 110 transitions. [2023-12-03 01:52:55,297 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-12-03 01:52:55,297 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:52:55,297 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:52:55,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:52:55,320 INFO L262 TraceCheckSpWp]: Trace formula consists of 68 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 01:52:55,322 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:52:55,360 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-03 01:52:55,745 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:52:55,746 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 111 states and 130 transitions. [2023-12-03 01:52:55,746 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 130 transitions. [2023-12-03 01:52:55,747 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-12-03 01:52:55,747 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:52:55,747 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:52:55,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:52:55,769 INFO L262 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 01:52:55,771 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:52:55,827 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-03 01:52:56,076 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:52:56,076 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 115 states and 137 transitions. [2023-12-03 01:52:56,077 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 137 transitions. [2023-12-03 01:52:56,077 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-12-03 01:52:56,077 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:52:56,078 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:52:56,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:52:56,100 INFO L262 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 01:52:56,101 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:52:56,144 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-03 01:52:56,761 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:52:56,762 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161 states to 130 states and 159 transitions. [2023-12-03 01:52:56,762 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 159 transitions. [2023-12-03 01:52:56,763 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-12-03 01:52:56,763 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:52:56,763 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:52:56,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:52:56,787 INFO L262 TraceCheckSpWp]: Trace formula consists of 70 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 01:52:56,789 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:52:56,901 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-03 01:52:57,251 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:52:57,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 129 states and 158 transitions. [2023-12-03 01:52:57,251 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 158 transitions. [2023-12-03 01:52:57,252 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-12-03 01:52:57,252 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:52:57,253 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:52:57,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:52:57,275 INFO L262 TraceCheckSpWp]: Trace formula consists of 72 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 01:52:57,276 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:52:57,308 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-03 01:52:57,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:52:57,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 132 states and 162 transitions. [2023-12-03 01:52:57,565 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 162 transitions. [2023-12-03 01:52:57,565 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-12-03 01:52:57,565 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:52:57,566 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:52:57,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:52:57,586 INFO L262 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 01:52:57,587 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:52:57,748 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-03 01:52:58,492 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:52:58,493 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 174 states to 138 states and 172 transitions. [2023-12-03 01:52:58,493 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 172 transitions. [2023-12-03 01:52:58,493 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-12-03 01:52:58,493 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:52:58,494 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:52:58,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:52:58,515 INFO L262 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 01:52:58,516 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:52:58,557 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-03 01:52:58,893 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:52:58,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 179 states to 142 states and 177 transitions. [2023-12-03 01:52:58,894 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 177 transitions. [2023-12-03 01:52:58,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-12-03 01:52:58,895 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:52:58,895 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:52:58,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:52:58,919 INFO L262 TraceCheckSpWp]: Trace formula consists of 72 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 01:52:58,920 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:52:59,038 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-03 01:53:04,711 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:53:04,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 149 states and 188 transitions. [2023-12-03 01:53:04,712 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 188 transitions. [2023-12-03 01:53:04,712 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-12-03 01:53:04,712 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:53:04,713 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:53:04,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:53:04,733 INFO L262 TraceCheckSpWp]: Trace formula consists of 74 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 01:53:04,734 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:53:04,768 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-03 01:53:04,809 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:53:04,810 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 189 states to 148 states and 187 transitions. [2023-12-03 01:53:04,810 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 187 transitions. [2023-12-03 01:53:04,811 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-12-03 01:53:04,811 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:53:04,811 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:53:04,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:53:04,831 INFO L262 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 01:53:04,832 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:53:05,055 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-03 01:53:07,432 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:53:07,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 156 states and 199 transitions. [2023-12-03 01:53:07,433 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 199 transitions. [2023-12-03 01:53:07,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-12-03 01:53:07,433 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:53:07,434 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:53:07,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:53:07,451 INFO L262 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 01:53:07,452 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:53:07,476 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-03 01:53:07,922 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:53:07,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 208 states to 162 states and 206 transitions. [2023-12-03 01:53:07,923 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 206 transitions. [2023-12-03 01:53:07,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-12-03 01:53:07,923 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:53:07,923 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:53:07,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:53:07,941 INFO L262 TraceCheckSpWp]: Trace formula consists of 74 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 01:53:07,942 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:53:08,294 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-03 01:53:21,013 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:53:21,014 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 221 states to 171 states and 219 transitions. [2023-12-03 01:53:21,014 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 219 transitions. [2023-12-03 01:53:21,015 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-12-03 01:53:21,015 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:53:21,015 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:53:21,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:53:21,034 INFO L262 TraceCheckSpWp]: Trace formula consists of 78 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 01:53:21,035 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:53:21,057 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-03 01:53:28,191 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:53:28,192 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 231 states to 178 states and 229 transitions. [2023-12-03 01:53:28,192 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 229 transitions. [2023-12-03 01:53:28,192 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-12-03 01:53:28,193 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:53:28,193 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:53:28,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:53:28,209 INFO L262 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 01:53:28,210 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:53:28,659 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-03 01:54:01,378 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:54:01,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 245 states to 188 states and 243 transitions. [2023-12-03 01:54:01,379 INFO L276 IsEmpty]: Start isEmpty. Operand 188 states and 243 transitions. [2023-12-03 01:54:01,380 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-12-03 01:54:01,380 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:54:01,380 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:54:01,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:54:01,400 INFO L262 TraceCheckSpWp]: Trace formula consists of 79 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 01:54:01,401 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:54:01,423 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-03 01:54:13,105 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:54:13,105 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 256 states to 196 states and 254 transitions. [2023-12-03 01:54:13,106 INFO L276 IsEmpty]: Start isEmpty. Operand 196 states and 254 transitions. [2023-12-03 01:54:13,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-12-03 01:54:13,106 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:54:13,106 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:54:13,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:54:13,123 INFO L262 TraceCheckSpWp]: Trace formula consists of 76 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 01:54:13,124 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:54:14,796 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-03 01:55:00,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:55:00,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 271 states to 207 states and 269 transitions. [2023-12-03 01:55:00,195 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 269 transitions. [2023-12-03 01:55:00,196 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-12-03 01:55:00,196 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:55:00,196 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:55:00,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:55:00,214 INFO L262 TraceCheckSpWp]: Trace formula consists of 77 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 01:55:00,215 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:55:01,162 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-03 01:55:15,249 WARN L293 SmtUtils]: Spent 10.39s on a formula simplification that was a NOOP. DAG size: 25 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2023-12-03 01:55:32,537 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:55:32,538 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 285 states to 217 states and 280 transitions. [2023-12-03 01:55:32,538 INFO L276 IsEmpty]: Start isEmpty. Operand 217 states and 280 transitions. [2023-12-03 01:55:32,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-12-03 01:55:32,538 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:55:32,538 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:55:32,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:55:32,556 INFO L262 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 7 conjunts are in the unsatisfiable core [2023-12-03 01:55:32,557 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:55:32,984 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-03 01:55:38,321 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:55:38,322 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 302 states to 35 states and 36 transitions. [2023-12-03 01:55:38,322 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 36 transitions. [2023-12-03 01:55:38,322 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2023-12-03 01:55:38,322 WARN L420 CodeCheckObserver]: This Program is SAFE, Check terminated with 31 iterations. [2023-12-03 01:55:38,329 INFO L751 CodeCheckObserver]: All specifications hold 28 specifications checked. All of them hold [2023-12-03 01:55:40,002 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-12-03 01:55:40,006 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-12-03 01:55:40,006 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 03.12 01:55:40 ImpRootNode [2023-12-03 01:55:40,006 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-12-03 01:55:40,007 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-12-03 01:55:40,007 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-12-03 01:55:40,007 INFO L274 PluginConnector]: Witness Printer initialized [2023-12-03 01:55:40,007 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 01:52:52" (3/4) ... [2023-12-03 01:55:40,009 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-12-03 01:55:40,011 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure assume_abort_if_not [2023-12-03 01:55:40,011 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure __VERIFIER_assert [2023-12-03 01:55:40,014 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 20 nodes and edges [2023-12-03 01:55:40,015 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2023-12-03 01:55:40,015 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2023-12-03 01:55:40,015 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-12-03 01:55:40,092 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce8f54ea-5bb8-496c-a4ec-8c7fec4cd5e6/bin/ukojak-verify-Qdu7aM0XO9/witness.graphml [2023-12-03 01:55:40,093 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce8f54ea-5bb8-496c-a4ec-8c7fec4cd5e6/bin/ukojak-verify-Qdu7aM0XO9/witness.yml [2023-12-03 01:55:40,093 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-12-03 01:55:40,094 INFO L158 Benchmark]: Toolchain (without parser) took 167895.74ms. Allocated memory is still 163.6MB. Free memory was 125.8MB in the beginning and 96.8MB in the end (delta: 29.0MB). Peak memory consumption was 30.6MB. Max. memory is 16.1GB. [2023-12-03 01:55:40,094 INFO L158 Benchmark]: CDTParser took 0.18ms. Allocated memory is still 117.4MB. Free memory is still 66.3MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 01:55:40,094 INFO L158 Benchmark]: CACSL2BoogieTranslator took 212.40ms. Allocated memory is still 163.6MB. Free memory was 125.3MB in the beginning and 115.3MB in the end (delta: 10.0MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-12-03 01:55:40,095 INFO L158 Benchmark]: Boogie Procedure Inliner took 32.82ms. Allocated memory is still 163.6MB. Free memory was 115.3MB in the beginning and 113.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 01:55:40,095 INFO L158 Benchmark]: Boogie Preprocessor took 18.38ms. Allocated memory is still 163.6MB. Free memory was 113.2MB in the beginning and 112.1MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 01:55:40,096 INFO L158 Benchmark]: RCFGBuilder took 417.76ms. Allocated memory is still 163.6MB. Free memory was 112.1MB in the beginning and 96.4MB in the end (delta: 15.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-12-03 01:55:40,096 INFO L158 Benchmark]: CodeCheck took 167123.30ms. Allocated memory is still 163.6MB. Free memory was 96.4MB in the beginning and 102.0MB in the end (delta: -5.6MB). Peak memory consumption was 68.3MB. Max. memory is 16.1GB. [2023-12-03 01:55:40,097 INFO L158 Benchmark]: Witness Printer took 86.08ms. Allocated memory is still 163.6MB. Free memory was 102.0MB in the beginning and 96.8MB in the end (delta: 5.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-12-03 01:55:40,099 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 3 procedures, 71 locations, 28 error locations. Started 1 CEGAR loops. OverallTime: 165.4s, OverallIterations: 31, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 4521 SdHoareTripleChecker+Valid, 40.9s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 3311 mSDsluCounter, 1342 SdHoareTripleChecker+Invalid, 39.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 386 mSDsCounter, 1028 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 9208 IncrementalHoareTripleChecker+Invalid, 10236 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 1028 mSolverCounterUnsat, 956 mSDtfsCounter, 9208 mSolverCounterSat, 0.2s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 6150 GetRequests, 5661 SyntacticMatches, 163 SemanticMatches, 326 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 62686 ImplicationChecksByTransitivity, 157.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.1s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 5.7s InterpolantComputationTime, 723 NumberOfCodeBlocks, 723 NumberOfCodeBlocksAsserted, 30 NumberOfCheckSat, 693 ConstructedInterpolants, 0 QuantifiedInterpolants, 2763 SizeOfPredicates, 10 NumberOfNonLiveVariables, 1980 ConjunctsInSsa, 112 ConjunctsInUnsatCore, 30 InterpolantComputations, 23 PerfectInterpolantSequences, 55/62 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: 36]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 36]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 36]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 36]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 36]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 36]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 36]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 36]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 36]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 36]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 41]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 41]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 42]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 42]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 42]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 42]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 43]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 43]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 45]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 45]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 45]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 45]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 45]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 45]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 45]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 45]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 45]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 45]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - AllSpecificationsHoldResult: All specifications hold 28 specifications checked. All of them hold - InvariantResult [Line: 35]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 45]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18ms. Allocated memory is still 117.4MB. Free memory is still 66.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 212.40ms. Allocated memory is still 163.6MB. Free memory was 125.3MB in the beginning and 115.3MB in the end (delta: 10.0MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 32.82ms. Allocated memory is still 163.6MB. Free memory was 115.3MB in the beginning and 113.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 18.38ms. Allocated memory is still 163.6MB. Free memory was 113.2MB in the beginning and 112.1MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 417.76ms. Allocated memory is still 163.6MB. Free memory was 112.1MB in the beginning and 96.4MB in the end (delta: 15.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 167123.30ms. Allocated memory is still 163.6MB. Free memory was 96.4MB in the beginning and 102.0MB in the end (delta: -5.6MB). Peak memory consumption was 68.3MB. Max. memory is 16.1GB. * Witness Printer took 86.08ms. Allocated memory is still 163.6MB. Free memory was 102.0MB in the beginning and 96.8MB in the end (delta: 5.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2023-12-03 01:55:40,121 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce8f54ea-5bb8-496c-a4ec-8c7fec4cd5e6/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