./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/hard-u_unwindbound5.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 527bcce2 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_50009583-9634-498c-b9d8-16886663eea4/bin/ukojak-verify-i0I2FZA1j2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50009583-9634-498c-b9d8-16886663eea4/bin/ukojak-verify-i0I2FZA1j2/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50009583-9634-498c-b9d8-16886663eea4/bin/ukojak-verify-i0I2FZA1j2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50009583-9634-498c-b9d8-16886663eea4/bin/ukojak-verify-i0I2FZA1j2/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/hard-u_unwindbound5.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50009583-9634-498c-b9d8-16886663eea4/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50009583-9634-498c-b9d8-16886663eea4/bin/ukojak-verify-i0I2FZA1j2 --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 082e5acb2a505af9e43ec1a894890509a127a32d8ecd4c5193a456bddcb0f4a3 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 18:32:25,226 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 18:32:25,327 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50009583-9634-498c-b9d8-16886663eea4/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-21 18:32:25,335 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-21 18:32:25,336 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-21 18:32:25,375 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 18:32:25,376 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 18:32:25,377 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-21 18:32:25,378 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 18:32:25,383 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 18:32:25,384 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 18:32:25,384 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 18:32:25,385 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-21 18:32:25,386 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-21 18:32:25,387 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-21 18:32:25,387 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 18:32:25,388 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 18:32:25,388 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 18:32:25,389 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 18:32:25,389 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-21 18:32:25,390 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-21 18:32:25,390 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-21 18:32:25,391 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 18:32:25,393 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 18:32:25,394 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-21 18:32:25,394 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-21 18:32:25,395 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-21 18:32:25,395 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 18:32:25,396 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:32:25,396 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 18:32:25,398 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 18:32:25,398 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 18:32:25,398 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-21 18:32:25,399 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-21 18:32:25,399 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 18:32:25,399 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_50009583-9634-498c-b9d8-16886663eea4/bin/ukojak-verify-i0I2FZA1j2/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50009583-9634-498c-b9d8-16886663eea4/bin/ukojak-verify-i0I2FZA1j2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 082e5acb2a505af9e43ec1a894890509a127a32d8ecd4c5193a456bddcb0f4a3 [2023-11-21 18:32:25,732 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 18:32:25,767 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 18:32:25,770 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 18:32:25,771 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 18:32:25,772 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 18:32:25,774 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50009583-9634-498c-b9d8-16886663eea4/bin/ukojak-verify-i0I2FZA1j2/../../sv-benchmarks/c/nla-digbench-scaling/hard-u_unwindbound5.c [2023-11-21 18:32:28,968 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 18:32:29,199 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 18:32:29,200 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50009583-9634-498c-b9d8-16886663eea4/sv-benchmarks/c/nla-digbench-scaling/hard-u_unwindbound5.c [2023-11-21 18:32:29,212 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50009583-9634-498c-b9d8-16886663eea4/bin/ukojak-verify-i0I2FZA1j2/data/16220e933/9bfe4f71a3834a8da1b6f6d04a041d41/FLAG93396db3a [2023-11-21 18:32:29,227 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50009583-9634-498c-b9d8-16886663eea4/bin/ukojak-verify-i0I2FZA1j2/data/16220e933/9bfe4f71a3834a8da1b6f6d04a041d41 [2023-11-21 18:32:29,230 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 18:32:29,231 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 18:32:29,232 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 18:32:29,233 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 18:32:29,238 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 18:32:29,239 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:32:29" (1/1) ... [2023-11-21 18:32:29,240 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7b2c5f11 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:32:29, skipping insertion in model container [2023-11-21 18:32:29,240 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:32:29" (1/1) ... [2023-11-21 18:32:29,264 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 18:32:29,458 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:32:29,469 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 18:32:29,508 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:32:29,527 INFO L206 MainTranslator]: Completed translation [2023-11-21 18:32:29,527 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:32:29 WrapperNode [2023-11-21 18:32:29,527 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 18:32:29,529 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 18:32:29,529 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 18:32:29,529 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 18:32:29,536 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:32:29" (1/1) ... [2023-11-21 18:32:29,544 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:32:29" (1/1) ... [2023-11-21 18:32:29,564 INFO L138 Inliner]: procedures = 14, calls = 16, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 76 [2023-11-21 18:32:29,564 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 18:32:29,565 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 18:32:29,565 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 18:32:29,565 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 18:32:29,574 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:32:29" (1/1) ... [2023-11-21 18:32:29,575 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:32:29" (1/1) ... [2023-11-21 18:32:29,576 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:32:29" (1/1) ... [2023-11-21 18:32:29,577 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:32:29" (1/1) ... [2023-11-21 18:32:29,580 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:32:29" (1/1) ... [2023-11-21 18:32:29,584 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:32:29" (1/1) ... [2023-11-21 18:32:29,585 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:32:29" (1/1) ... [2023-11-21 18:32:29,586 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:32:29" (1/1) ... [2023-11-21 18:32:29,598 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-21 18:32:29,599 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-21 18:32:29,599 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-21 18:32:29,599 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-21 18:32:29,600 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:32:29" (1/1) ... [2023-11-21 18:32:29,606 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:32:29,630 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50009583-9634-498c-b9d8-16886663eea4/bin/ukojak-verify-i0I2FZA1j2/z3 [2023-11-21 18:32:29,646 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50009583-9634-498c-b9d8-16886663eea4/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-21 18:32:29,659 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50009583-9634-498c-b9d8-16886663eea4/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-21 18:32:29,688 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-21 18:32:29,688 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-21 18:32:29,688 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-21 18:32:29,688 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-21 18:32:29,688 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-21 18:32:29,688 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-21 18:32:29,769 INFO L240 CfgBuilder]: Building ICFG [2023-11-21 18:32:29,771 INFO L266 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-21 18:32:29,985 INFO L281 CfgBuilder]: Performing block encoding [2023-11-21 18:32:30,102 INFO L303 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-21 18:32:30,102 INFO L308 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-21 18:32:30,104 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:32:30 BoogieIcfgContainer [2023-11-21 18:32:30,104 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-21 18:32:30,105 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-21 18:32:30,105 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-21 18:32:30,116 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-21 18:32:30,116 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:32:30" (1/1) ... [2023-11-21 18:32:30,125 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 18:32:30,182 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:32:30,192 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 26 states and 37 transitions. [2023-11-21 18:32:30,192 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 37 transitions. [2023-11-21 18:32:30,194 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-21 18:32:30,196 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:32:30,197 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:32:30,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:32:30,474 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:32:30,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:32:30,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 28 states and 39 transitions. [2023-11-21 18:32:30,541 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 39 transitions. [2023-11-21 18:32:30,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-21 18:32:30,541 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:32:30,542 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:32:30,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:32:30,624 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:32:30,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:32:30,640 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 29 states and 40 transitions. [2023-11-21 18:32:30,640 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 40 transitions. [2023-11-21 18:32:30,644 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-21 18:32:30,644 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:32:30,645 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:32:30,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:32:30,704 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:32:30,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:32:30,723 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 30 states and 40 transitions. [2023-11-21 18:32:30,724 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 40 transitions. [2023-11-21 18:32:30,724 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-21 18:32:30,725 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:32:30,725 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:32:30,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:32:30,793 INFO L262 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-21 18:32:30,798 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:32:30,976 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-21 18:32:31,205 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:32:31,207 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 38 states and 62 transitions. [2023-11-21 18:32:31,207 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 62 transitions. [2023-11-21 18:32:31,209 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-21 18:32:31,210 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:32:31,210 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:32:31,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:32:31,288 INFO L262 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-21 18:32:31,290 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:32:31,354 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-21 18:32:31,428 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:32:31,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 40 states and 64 transitions. [2023-11-21 18:32:31,431 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 64 transitions. [2023-11-21 18:32:31,431 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-21 18:32:31,431 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:32:31,432 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:32:31,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:32:31,495 INFO L262 TraceCheckSpWp]: Trace formula consists of 68 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-21 18:32:31,504 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:32:31,606 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-21 18:32:31,948 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:32:31,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 49 states and 87 transitions. [2023-11-21 18:32:31,950 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 87 transitions. [2023-11-21 18:32:31,952 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-21 18:32:31,952 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:32:31,952 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:32:32,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:32:32,036 INFO L262 TraceCheckSpWp]: Trace formula consists of 72 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-21 18:32:32,038 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:32:32,185 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-21 18:32:32,575 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:32:32,577 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 58 states and 108 transitions. [2023-11-21 18:32:32,577 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 108 transitions. [2023-11-21 18:32:32,580 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-21 18:32:32,580 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:32:32,580 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:32:32,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:32:32,632 INFO L262 TraceCheckSpWp]: Trace formula consists of 78 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-21 18:32:32,634 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:32:32,687 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-21 18:32:32,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:32:32,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 59 states and 112 transitions. [2023-11-21 18:32:32,725 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 112 transitions. [2023-11-21 18:32:32,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-21 18:32:32,727 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:32:32,727 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:32:32,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:32:32,774 INFO L262 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-21 18:32:32,778 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:32:32,872 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-21 18:32:32,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:32:32,979 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 64 states and 117 transitions. [2023-11-21 18:32:32,979 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 117 transitions. [2023-11-21 18:32:32,981 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-21 18:32:32,981 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:32:32,982 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:32:33,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:32:33,016 INFO L262 TraceCheckSpWp]: Trace formula consists of 97 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-21 18:32:33,018 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:32:33,130 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-21 18:32:33,415 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:32:33,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 71 states and 130 transitions. [2023-11-21 18:32:33,416 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 130 transitions. [2023-11-21 18:32:33,418 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-21 18:32:33,418 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:32:33,419 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:32:33,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:32:33,452 INFO L262 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-21 18:32:33,454 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:32:33,531 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-21 18:32:33,699 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:32:33,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 73 states and 131 transitions. [2023-11-21 18:32:33,701 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 131 transitions. [2023-11-21 18:32:33,703 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-21 18:32:33,703 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:32:33,703 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:32:33,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:32:33,734 INFO L262 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-21 18:32:33,736 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:32:33,887 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 0 proven. 26 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-21 18:32:34,155 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:32:34,157 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 73 states and 130 transitions. [2023-11-21 18:32:34,157 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 130 transitions. [2023-11-21 18:32:34,158 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-21 18:32:34,159 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:32:34,159 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:32:34,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:32:34,193 INFO L262 TraceCheckSpWp]: Trace formula consists of 108 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-21 18:32:34,195 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:32:34,313 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 0 proven. 32 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-21 18:32:34,690 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:32:34,691 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 82 states and 151 transitions. [2023-11-21 18:32:34,691 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 151 transitions. [2023-11-21 18:32:34,692 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-21 18:32:34,692 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:32:34,693 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:32:34,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:32:34,736 INFO L262 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-21 18:32:34,743 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:32:34,828 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 0 proven. 34 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-21 18:32:34,881 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:32:34,882 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 156 states to 83 states and 156 transitions. [2023-11-21 18:32:34,882 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 156 transitions. [2023-11-21 18:32:34,883 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-11-21 18:32:34,883 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:32:34,884 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:32:34,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:32:34,930 INFO L262 TraceCheckSpWp]: Trace formula consists of 126 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-21 18:32:34,932 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:32:35,114 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2023-11-21 18:32:35,589 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:32:35,590 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 90 states and 164 transitions. [2023-11-21 18:32:35,590 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 164 transitions. [2023-11-21 18:32:35,591 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-21 18:32:35,591 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:32:35,592 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:32:35,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:32:35,638 INFO L262 TraceCheckSpWp]: Trace formula consists of 139 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-21 18:32:35,640 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:32:35,817 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 78 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2023-11-21 18:32:36,000 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:32:36,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161 states to 90 states and 161 transitions. [2023-11-21 18:32:36,001 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 161 transitions. [2023-11-21 18:32:36,002 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-21 18:32:36,003 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:32:36,003 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:32:36,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:32:36,039 INFO L262 TraceCheckSpWp]: Trace formula consists of 140 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-21 18:32:36,041 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:32:36,135 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 0 proven. 78 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2023-11-21 18:32:36,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:32:36,349 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 90 states and 160 transitions. [2023-11-21 18:32:36,350 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 160 transitions. [2023-11-21 18:32:36,351 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-21 18:32:36,351 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:32:36,351 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:32:36,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:32:36,399 INFO L262 TraceCheckSpWp]: Trace formula consists of 144 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-21 18:32:36,400 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:32:36,537 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 0 proven. 87 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2023-11-21 18:32:36,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:32:36,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 181 states to 99 states and 181 transitions. [2023-11-21 18:32:36,961 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 181 transitions. [2023-11-21 18:32:36,963 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-11-21 18:32:36,963 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:32:36,963 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:32:37,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:32:37,008 INFO L262 TraceCheckSpWp]: Trace formula consists of 150 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-21 18:32:37,014 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:32:37,119 INFO L134 CoverageAnalysis]: Checked inductivity of 108 backedges. 0 proven. 90 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2023-11-21 18:32:37,186 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:32:37,187 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 187 states to 100 states and 187 transitions. [2023-11-21 18:32:37,188 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 187 transitions. [2023-11-21 18:32:37,190 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-21 18:32:37,190 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:32:37,191 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:32:37,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:32:37,237 INFO L262 TraceCheckSpWp]: Trace formula consists of 155 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-21 18:32:37,239 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:32:37,481 INFO L134 CoverageAnalysis]: Checked inductivity of 102 backedges. 0 proven. 90 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-21 18:32:38,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:32:38,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 195 states to 107 states and 195 transitions. [2023-11-21 18:32:38,053 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 195 transitions. [2023-11-21 18:32:38,054 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-11-21 18:32:38,054 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:32:38,055 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:32:38,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:32:38,100 INFO L262 TraceCheckSpWp]: Trace formula consists of 175 conjuncts, 10 conjunts are in the unsatisfiable core [2023-11-21 18:32:38,102 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:32:38,580 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 156 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2023-11-21 18:32:39,419 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:32:39,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 218 states to 115 states and 218 transitions. [2023-11-21 18:32:39,421 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 218 transitions. [2023-11-21 18:32:39,422 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-11-21 18:32:39,422 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:32:39,422 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:32:39,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:32:39,488 INFO L262 TraceCheckSpWp]: Trace formula consists of 179 conjuncts, 10 conjunts are in the unsatisfiable core [2023-11-21 18:32:39,491 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:32:39,636 INFO L134 CoverageAnalysis]: Checked inductivity of 188 backedges. 164 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2023-11-21 18:32:39,913 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:32:39,915 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 220 states to 117 states and 220 transitions. [2023-11-21 18:32:39,916 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 220 transitions. [2023-11-21 18:32:39,918 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2023-11-21 18:32:39,919 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:32:39,919 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:32:39,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:32:39,961 INFO L262 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 10 conjunts are in the unsatisfiable core [2023-11-21 18:32:39,963 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:32:40,369 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 9 proven. 147 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2023-11-21 18:32:41,423 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:32:41,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 243 states to 126 states and 243 transitions. [2023-11-21 18:32:41,424 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 243 transitions. [2023-11-21 18:32:41,426 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2023-11-21 18:32:41,426 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:32:41,426 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:32:41,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:32:41,473 INFO L262 TraceCheckSpWp]: Trace formula consists of 180 conjuncts, 10 conjunts are in the unsatisfiable core [2023-11-21 18:32:41,476 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:32:41,612 INFO L134 CoverageAnalysis]: Checked inductivity of 192 backedges. 12 proven. 156 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2023-11-21 18:32:41,912 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:32:41,913 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 246 states to 129 states and 246 transitions. [2023-11-21 18:32:41,914 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 246 transitions. [2023-11-21 18:32:41,916 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-11-21 18:32:41,916 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:32:41,917 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:32:41,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:32:41,969 INFO L262 TraceCheckSpWp]: Trace formula consists of 184 conjuncts, 12 conjunts are in the unsatisfiable core [2023-11-21 18:32:41,971 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:32:42,252 INFO L134 CoverageAnalysis]: Checked inductivity of 164 backedges. 0 proven. 150 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2023-11-21 18:32:42,852 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:32:42,853 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 259 states to 136 states and 259 transitions. [2023-11-21 18:32:42,853 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 259 transitions. [2023-11-21 18:32:42,855 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2023-11-21 18:32:42,855 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:32:42,855 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:32:42,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:32:42,898 INFO L262 TraceCheckSpWp]: Trace formula consists of 186 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-21 18:32:42,900 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:32:43,071 INFO L134 CoverageAnalysis]: Checked inductivity of 196 backedges. 0 proven. 172 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2023-11-21 18:32:43,865 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:32:43,866 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 262 states to 140 states and 262 transitions. [2023-11-21 18:32:43,866 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 262 transitions. [2023-11-21 18:32:43,867 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2023-11-21 18:32:43,867 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:32:43,867 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:32:43,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:32:43,914 INFO L262 TraceCheckSpWp]: Trace formula consists of 186 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-21 18:32:43,916 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:32:44,037 INFO L134 CoverageAnalysis]: Checked inductivity of 196 backedges. 0 proven. 172 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2023-11-21 18:32:44,575 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:32:44,576 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 279 states to 146 states and 279 transitions. [2023-11-21 18:32:44,577 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 279 transitions. [2023-11-21 18:32:44,578 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2023-11-21 18:32:44,578 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:32:44,578 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:32:44,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:32:44,625 INFO L262 TraceCheckSpWp]: Trace formula consists of 204 conjuncts, 12 conjunts are in the unsatisfiable core [2023-11-21 18:32:44,627 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:32:44,864 INFO L134 CoverageAnalysis]: Checked inductivity of 232 backedges. 206 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2023-11-21 18:32:45,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:32:45,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 288 states to 151 states and 288 transitions. [2023-11-21 18:32:45,213 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 288 transitions. [2023-11-21 18:32:45,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2023-11-21 18:32:45,214 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:32:45,215 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:32:45,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:32:45,262 INFO L262 TraceCheckSpWp]: Trace formula consists of 211 conjuncts, 12 conjunts are in the unsatisfiable core [2023-11-21 18:32:45,265 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:32:45,370 INFO L134 CoverageAnalysis]: Checked inductivity of 290 backedges. 260 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2023-11-21 18:32:45,657 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:32:45,658 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 290 states to 153 states and 290 transitions. [2023-11-21 18:32:45,658 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 290 transitions. [2023-11-21 18:32:45,659 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2023-11-21 18:32:45,659 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:32:45,659 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:32:45,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:32:45,713 INFO L262 TraceCheckSpWp]: Trace formula consists of 211 conjuncts, 12 conjunts are in the unsatisfiable core [2023-11-21 18:32:45,720 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:32:45,826 INFO L134 CoverageAnalysis]: Checked inductivity of 290 backedges. 260 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2023-11-21 18:32:46,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:32:46,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 289 states to 144 states and 275 transitions. [2023-11-21 18:32:46,114 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 275 transitions. [2023-11-21 18:32:46,116 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2023-11-21 18:32:46,116 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:32:46,116 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:32:46,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:32:46,163 INFO L262 TraceCheckSpWp]: Trace formula consists of 212 conjuncts, 13 conjunts are in the unsatisfiable core [2023-11-21 18:32:46,165 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:32:46,292 INFO L134 CoverageAnalysis]: Checked inductivity of 290 backedges. 0 proven. 260 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2023-11-21 18:32:46,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:32:46,577 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 285 states to 132 states and 251 transitions. [2023-11-21 18:32:46,577 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 251 transitions. [2023-11-21 18:32:46,578 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2023-11-21 18:32:46,578 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:32:46,579 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:32:46,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:32:46,634 INFO L262 TraceCheckSpWp]: Trace formula consists of 213 conjuncts, 13 conjunts are in the unsatisfiable core [2023-11-21 18:32:46,637 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:32:47,032 INFO L134 CoverageAnalysis]: Checked inductivity of 241 backedges. 221 proven. 4 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2023-11-21 18:32:47,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:32:47,346 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 283 states to 129 states and 244 transitions. [2023-11-21 18:32:47,346 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 244 transitions. [2023-11-21 18:32:47,347 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2023-11-21 18:32:47,347 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:32:47,347 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:32:47,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:32:47,401 INFO L262 TraceCheckSpWp]: Trace formula consists of 222 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-21 18:32:47,403 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:32:47,545 INFO L134 CoverageAnalysis]: Checked inductivity of 310 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 305 trivial. 0 not checked. [2023-11-21 18:32:47,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:32:47,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 278 states to 121 states and 222 transitions. [2023-11-21 18:32:47,906 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 222 transitions. [2023-11-21 18:32:47,907 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2023-11-21 18:32:47,908 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:32:47,908 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:32:47,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:32:47,965 INFO L262 TraceCheckSpWp]: Trace formula consists of 223 conjuncts, 14 conjunts are in the unsatisfiable core [2023-11-21 18:32:47,988 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:32:48,318 INFO L134 CoverageAnalysis]: Checked inductivity of 310 backedges. 15 proven. 265 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2023-11-21 18:32:49,167 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:32:49,167 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 285 states to 120 states and 221 transitions. [2023-11-21 18:32:49,168 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 221 transitions. [2023-11-21 18:32:49,168 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2023-11-21 18:32:49,169 WARN L420 CodeCheckObserver]: This Program is SAFE, Check terminated with 35 iterations. [2023-11-21 18:32:49,179 INFO L751 CodeCheckObserver]: All specifications hold 4 specifications checked. All of them hold [2023-11-21 18:32:49,380 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-21 18:32:49,384 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-21 18:32:49,384 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-21 18:32:49,385 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 21.11 06:32:49 ImpRootNode [2023-11-21 18:32:49,385 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-11-21 18:32:49,385 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-21 18:32:49,385 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-21 18:32:49,385 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-21 18:32:49,386 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:32:30" (3/4) ... [2023-11-21 18:32:49,387 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-11-21 18:32:49,390 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure __VERIFIER_assert [2023-11-21 18:32:49,394 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 17 nodes and edges [2023-11-21 18:32:49,394 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2023-11-21 18:32:49,395 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2023-11-21 18:32:49,395 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-11-21 18:32:49,495 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50009583-9634-498c-b9d8-16886663eea4/bin/ukojak-verify-i0I2FZA1j2/witness.graphml [2023-11-21 18:32:49,495 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50009583-9634-498c-b9d8-16886663eea4/bin/ukojak-verify-i0I2FZA1j2/witness.yml [2023-11-21 18:32:49,496 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-21 18:32:49,496 INFO L158 Benchmark]: Toolchain (without parser) took 20265.23ms. Allocated memory was 159.4MB in the beginning and 283.1MB in the end (delta: 123.7MB). Free memory was 116.2MB in the beginning and 197.1MB in the end (delta: -80.9MB). Peak memory consumption was 45.5MB. Max. memory is 16.1GB. [2023-11-21 18:32:49,497 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 115.3MB. Free memory was 71.4MB in the beginning and 71.2MB in the end (delta: 160.7kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 18:32:49,497 INFO L158 Benchmark]: CACSL2BoogieTranslator took 295.40ms. Allocated memory is still 159.4MB. Free memory was 115.9MB in the beginning and 105.0MB in the end (delta: 10.9MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-21 18:32:49,498 INFO L158 Benchmark]: Boogie Procedure Inliner took 35.36ms. Allocated memory is still 159.4MB. Free memory was 105.0MB in the beginning and 103.3MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 18:32:49,498 INFO L158 Benchmark]: Boogie Preprocessor took 33.44ms. Allocated memory is still 159.4MB. Free memory was 103.3MB in the beginning and 102.2MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-21 18:32:49,499 INFO L158 Benchmark]: RCFGBuilder took 505.24ms. Allocated memory is still 159.4MB. Free memory was 102.2MB in the beginning and 87.5MB in the end (delta: 14.6MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-21 18:32:49,499 INFO L158 Benchmark]: CodeCheck took 19279.67ms. Allocated memory was 159.4MB in the beginning and 283.1MB in the end (delta: 123.7MB). Free memory was 87.5MB in the beginning and 201.3MB in the end (delta: -113.8MB). Peak memory consumption was 12.0MB. Max. memory is 16.1GB. [2023-11-21 18:32:49,500 INFO L158 Benchmark]: Witness Printer took 110.54ms. Allocated memory is still 283.1MB. Free memory was 201.3MB in the beginning and 197.1MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-21 18:32:49,502 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, 26 locations, 4 error locations. Started 1 CEGAR loops. OverallTime: 19.0s, OverallIterations: 35, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 4528 SdHoareTripleChecker+Valid, 26.4s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 3526 mSDsluCounter, 5175 SdHoareTripleChecker+Invalid, 21.8s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 2883 mSDsCounter, 5975 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 15524 IncrementalHoareTripleChecker+Invalid, 21499 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 5975 mSolverCounterUnsat, 2292 mSDtfsCounter, 15524 mSolverCounterSat, 0.8s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 13766 GetRequests, 12283 SyntacticMatches, 1241 SemanticMatches, 242 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 37210 ImplicationChecksByTransitivity, 11.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.2s SsaConstructionTime, 0.7s SatisfiabilityAnalysisTime, 5.7s InterpolantComputationTime, 1513 NumberOfCodeBlocks, 1513 NumberOfCodeBlocksAsserted, 34 NumberOfCheckSat, 1479 ConstructedInterpolants, 0 QuantifiedInterpolants, 4843 SizeOfPredicates, 206 NumberOfNonLiveVariables, 4594 ConjunctsInSsa, 275 ConjunctsInUnsatCore, 34 InterpolantComputations, 15 PerfectInterpolantSequences, 2241/4071 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: 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: 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 4 specifications checked. All of them hold - InvariantResult [Line: 45]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 35]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 60]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31ms. Allocated memory is still 115.3MB. Free memory was 71.4MB in the beginning and 71.2MB in the end (delta: 160.7kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 295.40ms. Allocated memory is still 159.4MB. Free memory was 115.9MB in the beginning and 105.0MB in the end (delta: 10.9MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 35.36ms. Allocated memory is still 159.4MB. Free memory was 105.0MB in the beginning and 103.3MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 33.44ms. Allocated memory is still 159.4MB. Free memory was 103.3MB in the beginning and 102.2MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 505.24ms. Allocated memory is still 159.4MB. Free memory was 102.2MB in the beginning and 87.5MB in the end (delta: 14.6MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * CodeCheck took 19279.67ms. Allocated memory was 159.4MB in the beginning and 283.1MB in the end (delta: 123.7MB). Free memory was 87.5MB in the beginning and 201.3MB in the end (delta: -113.8MB). Peak memory consumption was 12.0MB. Max. memory is 16.1GB. * Witness Printer took 110.54ms. Allocated memory is still 283.1MB. Free memory was 201.3MB in the beginning and 197.1MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2023-11-21 18:32:49,544 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50009583-9634-498c-b9d8-16886663eea4/bin/ukojak-verify-i0I2FZA1j2/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