./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/ldv-memsafety/memleaks_test18_1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 527bcce2 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fca19d71-42f0-41a0-925d-2b931afd8fe5/bin/ukojak-verify-i0I2FZA1j2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fca19d71-42f0-41a0-925d-2b931afd8fe5/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_fca19d71-42f0-41a0-925d-2b931afd8fe5/bin/ukojak-verify-i0I2FZA1j2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fca19d71-42f0-41a0-925d-2b931afd8fe5/bin/ukojak-verify-i0I2FZA1j2/config/KojakReach.xml -i ../../sv-benchmarks/c/ldv-memsafety/memleaks_test18_1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fca19d71-42f0-41a0-925d-2b931afd8fe5/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_fca19d71-42f0-41a0-925d-2b931afd8fe5/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 12544117846b274bd1cb12a6694f8fda1d77f0b1327b2e9a353cfe44563b100a --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 18:34:26,742 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 18:34:26,827 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fca19d71-42f0-41a0-925d-2b931afd8fe5/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-21 18:34:26,833 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-21 18:34:26,833 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-21 18:34:26,882 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 18:34:26,887 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 18:34:26,888 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-21 18:34:26,889 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 18:34:26,894 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 18:34:26,895 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 18:34:26,895 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 18:34:26,896 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-21 18:34:26,896 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-21 18:34:26,897 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-21 18:34:26,897 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 18:34:26,897 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 18:34:26,898 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 18:34:26,908 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 18:34:26,908 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-21 18:34:26,908 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-21 18:34:26,909 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-21 18:34:26,910 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 18:34:26,910 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 18:34:26,911 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-21 18:34:26,911 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-21 18:34:26,912 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-21 18:34:26,912 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 18:34:26,913 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:34:26,913 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 18:34:26,915 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 18:34:26,915 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 18:34:26,915 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-21 18:34:26,915 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-21 18:34:26,916 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 18:34:26,916 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_fca19d71-42f0-41a0-925d-2b931afd8fe5/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fca19d71-42f0-41a0-925d-2b931afd8fe5/bin/ukojak-verify-i0I2FZA1j2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 12544117846b274bd1cb12a6694f8fda1d77f0b1327b2e9a353cfe44563b100a [2023-11-21 18:34:27,237 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 18:34:27,266 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 18:34:27,269 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 18:34:27,270 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 18:34:27,271 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 18:34:27,273 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fca19d71-42f0-41a0-925d-2b931afd8fe5/bin/ukojak-verify-i0I2FZA1j2/../../sv-benchmarks/c/ldv-memsafety/memleaks_test18_1.i [2023-11-21 18:34:30,350 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 18:34:30,712 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 18:34:30,713 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fca19d71-42f0-41a0-925d-2b931afd8fe5/sv-benchmarks/c/ldv-memsafety/memleaks_test18_1.i [2023-11-21 18:34:30,737 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fca19d71-42f0-41a0-925d-2b931afd8fe5/bin/ukojak-verify-i0I2FZA1j2/data/3ac392672/24646b71180f4699940b053fcf9063c8/FLAG67a8c3b72 [2023-11-21 18:34:30,755 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fca19d71-42f0-41a0-925d-2b931afd8fe5/bin/ukojak-verify-i0I2FZA1j2/data/3ac392672/24646b71180f4699940b053fcf9063c8 [2023-11-21 18:34:30,760 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 18:34:30,763 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 18:34:30,767 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 18:34:30,767 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 18:34:30,773 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 18:34:30,775 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:34:30" (1/1) ... [2023-11-21 18:34:30,776 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@36de44c0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:34:30, skipping insertion in model container [2023-11-21 18:34:30,777 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:34:30" (1/1) ... [2023-11-21 18:34:30,851 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 18:34:31,277 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:34:31,296 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 18:34:31,398 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:34:31,444 WARN L675 CHandler]: The function release is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:34:31,453 INFO L206 MainTranslator]: Completed translation [2023-11-21 18:34:31,453 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:34:31 WrapperNode [2023-11-21 18:34:31,453 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 18:34:31,454 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 18:34:31,455 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 18:34:31,455 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 18:34:31,462 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:34:31" (1/1) ... [2023-11-21 18:34:31,482 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:34:31" (1/1) ... [2023-11-21 18:34:31,535 INFO L138 Inliner]: procedures = 164, calls = 72, calls flagged for inlining = 21, calls inlined = 3, statements flattened = 50 [2023-11-21 18:34:31,535 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 18:34:31,536 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 18:34:31,536 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 18:34:31,536 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 18:34:31,569 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:34:31" (1/1) ... [2023-11-21 18:34:31,570 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:34:31" (1/1) ... [2023-11-21 18:34:31,586 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:34:31" (1/1) ... [2023-11-21 18:34:31,587 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:34:31" (1/1) ... [2023-11-21 18:34:31,592 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:34:31" (1/1) ... [2023-11-21 18:34:31,605 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:34:31" (1/1) ... [2023-11-21 18:34:31,608 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:34:31" (1/1) ... [2023-11-21 18:34:31,609 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:34:31" (1/1) ... [2023-11-21 18:34:31,612 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-21 18:34:31,613 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-21 18:34:31,627 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-21 18:34:31,627 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-21 18:34:31,628 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:34:31" (1/1) ... [2023-11-21 18:34:31,645 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:34:31,661 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fca19d71-42f0-41a0-925d-2b931afd8fe5/bin/ukojak-verify-i0I2FZA1j2/z3 [2023-11-21 18:34:31,681 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fca19d71-42f0-41a0-925d-2b931afd8fe5/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-21 18:34:31,708 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fca19d71-42f0-41a0-925d-2b931afd8fe5/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-21 18:34:31,731 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2023-11-21 18:34:31,732 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2023-11-21 18:34:31,732 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-21 18:34:31,733 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-21 18:34:31,734 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-21 18:34:31,734 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-21 18:34:31,734 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-21 18:34:31,734 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-21 18:34:31,735 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-21 18:34:31,735 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-21 18:34:31,900 INFO L240 CfgBuilder]: Building ICFG [2023-11-21 18:34:31,902 INFO L266 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-21 18:34:32,041 INFO L281 CfgBuilder]: Performing block encoding [2023-11-21 18:34:32,126 INFO L303 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-21 18:34:32,126 INFO L308 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-21 18:34:32,133 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:34:32 BoogieIcfgContainer [2023-11-21 18:34:32,133 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-21 18:34:32,134 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-21 18:34:32,134 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-21 18:34:32,145 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-21 18:34:32,146 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:34:32" (1/1) ... [2023-11-21 18:34:32,155 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 18:34:32,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:34:32,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 25 states and 29 transitions. [2023-11-21 18:34:32,212 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 29 transitions. [2023-11-21 18:34:32,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-21 18:34:32,219 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:34:32,220 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:34:32,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:34:32,561 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 18:34:32,643 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:34:32,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 26 states and 31 transitions. [2023-11-21 18:34:32,650 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 31 transitions. [2023-11-21 18:34:32,650 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-21 18:34:32,651 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:34:32,651 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:34:32,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:34:32,842 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:34:32,894 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:34:32,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 30 states and 38 transitions. [2023-11-21 18:34:32,895 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 38 transitions. [2023-11-21 18:34:32,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-21 18:34:32,896 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:34:32,896 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:34:32,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:34:33,000 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:34:33,017 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:34:33,017 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 31 states and 40 transitions. [2023-11-21 18:34:33,018 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 40 transitions. [2023-11-21 18:34:33,018 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-21 18:34:33,018 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:34:33,019 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:34:33,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:34:33,117 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:34:33,150 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:34:33,151 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 32 states and 41 transitions. [2023-11-21 18:34:33,151 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 41 transitions. [2023-11-21 18:34:33,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-21 18:34:33,153 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:34:33,153 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:34:33,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:34:33,232 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:34:33,248 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:34:33,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 33 states and 42 transitions. [2023-11-21 18:34:33,249 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 42 transitions. [2023-11-21 18:34:33,250 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-21 18:34:33,250 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:34:33,251 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:34:33,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:34:33,406 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:34:33,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:34:33,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 35 states and 47 transitions. [2023-11-21 18:34:33,572 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 47 transitions. [2023-11-21 18:34:33,576 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-21 18:34:33,576 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:34:33,576 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:34:33,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:34:33,716 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:34:33,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:34:33,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 36 states and 49 transitions. [2023-11-21 18:34:33,770 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 49 transitions. [2023-11-21 18:34:33,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-21 18:34:33,771 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:34:33,772 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:34:33,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:34:33,901 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:34:34,029 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:34:34,033 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 39 states and 54 transitions. [2023-11-21 18:34:34,034 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 54 transitions. [2023-11-21 18:34:34,035 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-21 18:34:34,035 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:34:34,035 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:34:34,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:34:34,118 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-21 18:34:34,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:34:34,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 38 states and 53 transitions. [2023-11-21 18:34:34,159 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 53 transitions. [2023-11-21 18:34:34,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-21 18:34:34,163 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:34:34,164 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:34:34,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:34:34,311 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-21 18:34:34,407 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:34:34,408 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 42 states and 58 transitions. [2023-11-21 18:34:34,408 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 58 transitions. [2023-11-21 18:34:34,414 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-21 18:34:34,415 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:34:34,415 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:34:34,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:34:34,580 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:34:34,953 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:34:34,955 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 48 states and 66 transitions. [2023-11-21 18:34:34,955 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 66 transitions. [2023-11-21 18:34:34,956 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-21 18:34:34,956 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:34:34,957 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:34:34,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:34:35,117 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-21 18:34:35,289 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:34:35,290 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 53 states and 72 transitions. [2023-11-21 18:34:35,290 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 72 transitions. [2023-11-21 18:34:35,291 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-21 18:34:35,291 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:34:35,291 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:34:35,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:34:35,391 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2023-11-21 18:34:35,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:34:35,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 59 states and 82 transitions. [2023-11-21 18:34:35,906 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 82 transitions. [2023-11-21 18:34:35,906 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-21 18:34:35,907 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:34:35,907 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:34:35,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:34:35,991 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-21 18:34:36,110 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:34:36,111 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 61 states and 85 transitions. [2023-11-21 18:34:36,111 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 85 transitions. [2023-11-21 18:34:36,112 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-21 18:34:36,112 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:34:36,112 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:34:36,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:34:36,280 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 18:34:36,523 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:34:36,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 64 states and 88 transitions. [2023-11-21 18:34:36,523 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 88 transitions. [2023-11-21 18:34:36,524 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-21 18:34:36,524 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:34:36,525 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:34:36,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:34:36,673 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 5 proven. 11 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-21 18:34:36,792 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:34:36,793 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 44 states and 54 transitions. [2023-11-21 18:34:36,793 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 54 transitions. [2023-11-21 18:34:36,793 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-21 18:34:36,794 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:34:36,794 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:34:36,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:34:36,986 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-21 18:34:37,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:34:37,255 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 45 states and 56 transitions. [2023-11-21 18:34:37,255 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 56 transitions. [2023-11-21 18:34:37,256 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-21 18:34:37,256 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:34:37,256 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:34:37,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:34:37,488 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-21 18:34:37,968 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:34:37,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 51 states and 66 transitions. [2023-11-21 18:34:37,969 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 66 transitions. [2023-11-21 18:34:37,969 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-21 18:34:37,969 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:34:37,970 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:34:37,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:34:38,191 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-21 18:34:38,690 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:34:38,691 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 56 states and 72 transitions. [2023-11-21 18:34:38,691 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 72 transitions. [2023-11-21 18:34:38,691 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-11-21 18:34:38,691 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:34:38,692 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:34:38,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:34:39,105 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-11-21 18:34:41,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:34:41,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154 states to 62 states and 82 transitions. [2023-11-21 18:34:41,354 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 82 transitions. [2023-11-21 18:34:41,354 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-21 18:34:41,354 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:34:41,355 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:34:41,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:34:41,637 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-11-21 18:34:42,330 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:34:42,331 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 68 states and 92 transitions. [2023-11-21 18:34:42,331 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 92 transitions. [2023-11-21 18:34:42,332 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-21 18:34:42,332 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:34:42,332 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:34:42,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:34:42,517 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-11-21 18:34:42,811 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:34:42,812 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 167 states to 69 states and 93 transitions. [2023-11-21 18:34:42,812 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 93 transitions. [2023-11-21 18:34:42,812 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-21 18:34:42,813 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:34:42,813 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:34:42,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:34:43,150 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 0 proven. 60 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2023-11-21 18:34:43,856 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:34:43,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 178 states to 75 states and 103 transitions. [2023-11-21 18:34:43,856 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 103 transitions. [2023-11-21 18:34:43,857 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-21 18:34:43,857 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:34:43,857 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:34:43,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:34:44,070 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 0 proven. 60 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2023-11-21 18:34:44,377 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:34:44,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 180 states to 76 states and 104 transitions. [2023-11-21 18:34:44,378 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 104 transitions. [2023-11-21 18:34:44,379 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-11-21 18:34:44,379 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:34:44,379 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:34:44,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:34:44,794 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 0 proven. 90 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2023-11-21 18:34:45,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:34:45,570 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 191 states to 82 states and 114 transitions. [2023-11-21 18:34:45,570 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 114 transitions. [2023-11-21 18:34:45,571 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-11-21 18:34:45,571 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:34:45,571 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:34:45,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:34:45,807 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 0 proven. 90 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2023-11-21 18:34:46,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:34:46,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 193 states to 83 states and 115 transitions. [2023-11-21 18:34:46,159 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 115 transitions. [2023-11-21 18:34:46,160 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-11-21 18:34:46,160 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:34:46,161 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:34:46,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:34:46,667 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 0 proven. 126 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2023-11-21 18:34:47,506 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:34:47,507 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 204 states to 89 states and 125 transitions. [2023-11-21 18:34:47,507 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 125 transitions. [2023-11-21 18:34:47,508 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-11-21 18:34:47,508 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:34:47,508 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:34:47,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:34:47,785 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 0 proven. 126 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2023-11-21 18:34:48,155 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:34:48,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 206 states to 90 states and 126 transitions. [2023-11-21 18:34:48,156 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 126 transitions. [2023-11-21 18:34:48,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2023-11-21 18:34:48,157 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:34:48,157 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:34:48,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:34:48,620 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 0 proven. 168 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2023-11-21 18:34:49,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:34:49,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 217 states to 96 states and 136 transitions. [2023-11-21 18:34:49,485 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 136 transitions. [2023-11-21 18:34:49,486 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2023-11-21 18:34:49,486 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:34:49,486 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:34:49,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:34:49,773 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 0 proven. 168 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2023-11-21 18:34:50,209 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:34:50,210 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 219 states to 97 states and 137 transitions. [2023-11-21 18:34:50,210 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 137 transitions. [2023-11-21 18:34:50,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2023-11-21 18:34:50,212 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:34:50,212 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:34:50,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:34:50,773 INFO L134 CoverageAnalysis]: Checked inductivity of 306 backedges. 0 proven. 216 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2023-11-21 18:34:51,696 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:34:51,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 230 states to 103 states and 147 transitions. [2023-11-21 18:34:51,701 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 147 transitions. [2023-11-21 18:34:51,702 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2023-11-21 18:34:51,702 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:34:51,703 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:34:51,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:34:52,079 INFO L134 CoverageAnalysis]: Checked inductivity of 306 backedges. 0 proven. 216 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2023-11-21 18:34:52,470 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:34:52,470 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 232 states to 104 states and 148 transitions. [2023-11-21 18:34:52,471 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 148 transitions. [2023-11-21 18:34:52,471 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2023-11-21 18:34:52,472 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:34:52,472 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:34:52,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:34:52,921 INFO L134 CoverageAnalysis]: Checked inductivity of 380 backedges. 0 proven. 270 refuted. 0 times theorem prover too weak. 110 trivial. 0 not checked. [2023-11-21 18:34:53,659 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:34:53,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 242 states to 110 states and 157 transitions. [2023-11-21 18:34:53,660 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 157 transitions. [2023-11-21 18:34:53,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2023-11-21 18:34:53,662 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:34:53,662 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:34:53,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:34:54,307 INFO L134 CoverageAnalysis]: Checked inductivity of 380 backedges. 0 proven. 270 refuted. 0 times theorem prover too weak. 110 trivial. 0 not checked. [2023-11-21 18:34:54,712 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:34:54,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 244 states to 111 states and 158 transitions. [2023-11-21 18:34:54,713 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 158 transitions. [2023-11-21 18:34:54,714 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2023-11-21 18:34:54,714 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:34:54,714 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:34:54,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:34:57,298 INFO L134 CoverageAnalysis]: Checked inductivity of 462 backedges. 275 proven. 55 refuted. 0 times theorem prover too weak. 132 trivial. 0 not checked. [2023-11-21 18:35:05,152 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:35:05,153 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 305 states to 139 states and 202 transitions. [2023-11-21 18:35:05,153 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 202 transitions. [2023-11-21 18:35:05,154 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2023-11-21 18:35:05,155 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:35:05,155 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:35:05,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:35:05,758 INFO L134 CoverageAnalysis]: Checked inductivity of 462 backedges. 275 proven. 55 refuted. 0 times theorem prover too weak. 132 trivial. 0 not checked. [2023-11-21 18:35:07,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:35:07,787 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 312 states to 87 states and 118 transitions. [2023-11-21 18:35:07,787 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 118 transitions. [2023-11-21 18:35:07,788 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2023-11-21 18:35:07,788 WARN L420 CodeCheckObserver]: This Program is SAFE, Check terminated with 37 iterations. [2023-11-21 18:35:07,797 INFO L751 CodeCheckObserver]: All specifications hold 6 specifications checked. All of them hold [2023-11-21 18:35:08,148 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-21 18:35:08,152 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-21 18:35:08,152 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-21 18:35:08,152 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-21 18:35:08,153 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 21.11 06:35:08 ImpRootNode [2023-11-21 18:35:08,153 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-11-21 18:35:08,154 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-21 18:35:08,154 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-21 18:35:08,154 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-21 18:35:08,155 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:34:32" (3/4) ... [2023-11-21 18:35:08,157 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-11-21 18:35:08,161 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_malloc [2023-11-21 18:35:08,169 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 13 nodes and edges [2023-11-21 18:35:08,169 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2023-11-21 18:35:08,169 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2023-11-21 18:35:08,264 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fca19d71-42f0-41a0-925d-2b931afd8fe5/bin/ukojak-verify-i0I2FZA1j2/witness.graphml [2023-11-21 18:35:08,264 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fca19d71-42f0-41a0-925d-2b931afd8fe5/bin/ukojak-verify-i0I2FZA1j2/witness.yml [2023-11-21 18:35:08,265 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-21 18:35:08,265 INFO L158 Benchmark]: Toolchain (without parser) took 37502.64ms. Allocated memory was 161.5MB in the beginning and 429.9MB in the end (delta: 268.4MB). Free memory was 130.6MB in the beginning and 350.7MB in the end (delta: -220.1MB). Peak memory consumption was 48.9MB. Max. memory is 16.1GB. [2023-11-21 18:35:08,266 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 125.8MB. Free memory is still 98.0MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 18:35:08,266 INFO L158 Benchmark]: CACSL2BoogieTranslator took 687.16ms. Allocated memory is still 161.5MB. Free memory was 130.6MB in the beginning and 107.7MB in the end (delta: 22.9MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2023-11-21 18:35:08,267 INFO L158 Benchmark]: Boogie Procedure Inliner took 80.89ms. Allocated memory is still 161.5MB. Free memory was 107.7MB in the beginning and 129.0MB in the end (delta: -21.4MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-11-21 18:35:08,267 INFO L158 Benchmark]: Boogie Preprocessor took 76.33ms. Allocated memory is still 161.5MB. Free memory was 129.0MB in the beginning and 127.7MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-21 18:35:08,268 INFO L158 Benchmark]: RCFGBuilder took 519.92ms. Allocated memory is still 161.5MB. Free memory was 127.7MB in the beginning and 113.1MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-21 18:35:08,269 INFO L158 Benchmark]: CodeCheck took 36019.43ms. Allocated memory was 161.5MB in the beginning and 429.9MB in the end (delta: 268.4MB). Free memory was 113.1MB in the beginning and 354.9MB in the end (delta: -241.8MB). Peak memory consumption was 244.5MB. Max. memory is 16.1GB. [2023-11-21 18:35:08,269 INFO L158 Benchmark]: Witness Printer took 111.01ms. Allocated memory is still 429.9MB. Free memory was 354.9MB in the beginning and 350.7MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-21 18:35:08,272 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, 25 locations, 6 error locations. Started 1 CEGAR loops. OverallTime: 35.6s, OverallIterations: 37, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 4702 SdHoareTripleChecker+Valid, 17.8s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 3516 mSDsluCounter, 4328 SdHoareTripleChecker+Invalid, 14.7s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 2872 mSDsCounter, 3155 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 10937 IncrementalHoareTripleChecker+Invalid, 14092 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 3155 mSolverCounterUnsat, 1456 mSDtfsCounter, 10937 mSolverCounterSat, 0.5s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 11096 GetRequests, 10094 SyntacticMatches, 634 SemanticMatches, 368 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 69570 ImplicationChecksByTransitivity, 25.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.2s SsaConstructionTime, 0.6s SatisfiabilityAnalysisTime, 10.4s InterpolantComputationTime, 1479 NumberOfCodeBlocks, 1479 NumberOfCodeBlocksAsserted, 36 NumberOfCheckSat, 1443 ConstructedInterpolants, 0 QuantifiedInterpolants, 3719 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 36 InterpolantComputations, 9 PerfectInterpolantSequences, 1786/3910 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: 767]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 767]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 773]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 773]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 773]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 773]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - AllSpecificationsHoldResult: All specifications hold 6 specifications checked. All of them hold - InvariantResult [Line: 760]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 767]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 760]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 773]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28ms. Allocated memory is still 125.8MB. Free memory is still 98.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 687.16ms. Allocated memory is still 161.5MB. Free memory was 130.6MB in the beginning and 107.7MB in the end (delta: 22.9MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 80.89ms. Allocated memory is still 161.5MB. Free memory was 107.7MB in the beginning and 129.0MB in the end (delta: -21.4MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 76.33ms. Allocated memory is still 161.5MB. Free memory was 129.0MB in the beginning and 127.7MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 519.92ms. Allocated memory is still 161.5MB. Free memory was 127.7MB in the beginning and 113.1MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * CodeCheck took 36019.43ms. Allocated memory was 161.5MB in the beginning and 429.9MB in the end (delta: 268.4MB). Free memory was 113.1MB in the beginning and 354.9MB in the end (delta: -241.8MB). Peak memory consumption was 244.5MB. Max. memory is 16.1GB. * Witness Printer took 111.01ms. Allocated memory is still 429.9MB. Free memory was 354.9MB in the beginning and 350.7MB 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 18:35:08,307 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fca19d71-42f0-41a0-925d-2b931afd8fe5/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