./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/busybox-1.22.0/hostid.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version e04fb08f 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_938ad738-e09b-4dfa-8c95-35c3330bdbaa/bin/ukojak-CydTVMUXoH/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_938ad738-e09b-4dfa-8c95-35c3330bdbaa/bin/ukojak-CydTVMUXoH/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_938ad738-e09b-4dfa-8c95-35c3330bdbaa/bin/ukojak-CydTVMUXoH/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_938ad738-e09b-4dfa-8c95-35c3330bdbaa/bin/ukojak-CydTVMUXoH/config/KojakReach.xml -i ../../sv-benchmarks/c/busybox-1.22.0/hostid.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_938ad738-e09b-4dfa-8c95-35c3330bdbaa/bin/ukojak-CydTVMUXoH/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_938ad738-e09b-4dfa-8c95-35c3330bdbaa/bin/ukojak-CydTVMUXoH --witnessprinter.witness.filename witness.graphml --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 64bit --witnessprinter.graph.data.programhash de0fc62ae58e6d221c3194714bc6cea21909b72dd1b37b4566b87d84683f34c8 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-e04fb08 [2022-11-16 08:01:40,493 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-16 08:01:40,496 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-16 08:01:40,517 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-16 08:01:40,518 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-16 08:01:40,519 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-16 08:01:40,520 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-16 08:01:40,522 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-16 08:01:40,523 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-16 08:01:40,524 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-16 08:01:40,525 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-16 08:01:40,526 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-16 08:01:40,527 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-16 08:01:40,528 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-16 08:01:40,529 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-16 08:01:40,530 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-16 08:01:40,531 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-16 08:01:40,532 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-16 08:01:40,534 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-16 08:01:40,536 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-16 08:01:40,537 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-16 08:01:40,539 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-16 08:01:40,540 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-16 08:01:40,541 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-16 08:01:40,544 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-16 08:01:40,545 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-16 08:01:40,545 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-16 08:01:40,546 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-16 08:01:40,547 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-16 08:01:40,548 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-16 08:01:40,548 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-16 08:01:40,549 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-16 08:01:40,550 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-16 08:01:40,551 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-16 08:01:40,552 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-16 08:01:40,553 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-16 08:01:40,553 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-16 08:01:40,554 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-16 08:01:40,554 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-16 08:01:40,555 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-16 08:01:40,556 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-16 08:01:40,557 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_938ad738-e09b-4dfa-8c95-35c3330bdbaa/bin/ukojak-CydTVMUXoH/config/svcomp-Overflow-64bit-Kojak_Default.epf [2022-11-16 08:01:40,579 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-16 08:01:40,579 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-16 08:01:40,580 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-16 08:01:40,581 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-16 08:01:40,581 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-16 08:01:40,582 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-16 08:01:40,582 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-16 08:01:40,582 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-16 08:01:40,582 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-16 08:01:40,583 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-16 08:01:40,583 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-16 08:01:40,583 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-16 08:01:40,584 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-16 08:01:40,584 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-16 08:01:40,584 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-16 08:01:40,584 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-16 08:01:40,585 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-16 08:01:40,585 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-16 08:01:40,585 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-16 08:01:40,585 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-16 08:01:40,586 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-16 08:01:40,586 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-16 08:01:40,586 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-16 08:01:40,587 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-16 08:01:40,587 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-16 08:01:40,587 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-16 08:01:40,587 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-16 08:01:40,588 INFO L138 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_938ad738-e09b-4dfa-8c95-35c3330bdbaa/bin/ukojak-CydTVMUXoH/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_938ad738-e09b-4dfa-8c95-35c3330bdbaa/bin/ukojak-CydTVMUXoH Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> de0fc62ae58e6d221c3194714bc6cea21909b72dd1b37b4566b87d84683f34c8 [2022-11-16 08:01:40,911 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-16 08:01:40,936 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-16 08:01:40,941 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-16 08:01:40,942 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-16 08:01:40,943 INFO L275 PluginConnector]: CDTParser initialized [2022-11-16 08:01:40,945 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_938ad738-e09b-4dfa-8c95-35c3330bdbaa/bin/ukojak-CydTVMUXoH/../../sv-benchmarks/c/busybox-1.22.0/hostid.i [2022-11-16 08:01:41,027 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_938ad738-e09b-4dfa-8c95-35c3330bdbaa/bin/ukojak-CydTVMUXoH/data/ea360280e/b68c7aadb0fd40209fe19377d5132a9e/FLAGcdf3ff48c [2022-11-16 08:01:41,704 INFO L306 CDTParser]: Found 1 translation units. [2022-11-16 08:01:41,705 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_938ad738-e09b-4dfa-8c95-35c3330bdbaa/sv-benchmarks/c/busybox-1.22.0/hostid.i [2022-11-16 08:01:41,725 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_938ad738-e09b-4dfa-8c95-35c3330bdbaa/bin/ukojak-CydTVMUXoH/data/ea360280e/b68c7aadb0fd40209fe19377d5132a9e/FLAGcdf3ff48c [2022-11-16 08:01:41,920 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_938ad738-e09b-4dfa-8c95-35c3330bdbaa/bin/ukojak-CydTVMUXoH/data/ea360280e/b68c7aadb0fd40209fe19377d5132a9e [2022-11-16 08:01:41,923 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-16 08:01:41,924 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-16 08:01:41,926 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-16 08:01:41,926 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-16 08:01:41,930 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-16 08:01:41,931 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 08:01:41" (1/1) ... [2022-11-16 08:01:41,934 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@57197c75 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:01:41, skipping insertion in model container [2022-11-16 08:01:41,934 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 08:01:41" (1/1) ... [2022-11-16 08:01:41,942 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-16 08:01:42,022 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-16 08:01:43,237 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-16 08:01:43,250 INFO L203 MainTranslator]: Completed pre-run [2022-11-16 08:01:43,319 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-16 08:01:43,421 INFO L208 MainTranslator]: Completed translation [2022-11-16 08:01:43,421 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:01:43 WrapperNode [2022-11-16 08:01:43,421 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-16 08:01:43,422 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-16 08:01:43,422 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-16 08:01:43,422 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-16 08:01:43,430 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:01:43" (1/1) ... [2022-11-16 08:01:43,457 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:01:43" (1/1) ... [2022-11-16 08:01:43,485 INFO L138 Inliner]: procedures = 524, calls = 68, calls flagged for inlining = 7, calls inlined = 6, statements flattened = 145 [2022-11-16 08:01:43,485 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-16 08:01:43,486 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-16 08:01:43,486 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-16 08:01:43,486 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-16 08:01:43,496 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:01:43" (1/1) ... [2022-11-16 08:01:43,496 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:01:43" (1/1) ... [2022-11-16 08:01:43,501 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:01:43" (1/1) ... [2022-11-16 08:01:43,501 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:01:43" (1/1) ... [2022-11-16 08:01:43,515 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:01:43" (1/1) ... [2022-11-16 08:01:43,543 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:01:43" (1/1) ... [2022-11-16 08:01:43,547 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:01:43" (1/1) ... [2022-11-16 08:01:43,549 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:01:43" (1/1) ... [2022-11-16 08:01:43,553 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-16 08:01:43,554 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-16 08:01:43,555 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-16 08:01:43,555 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-16 08:01:43,556 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:01:43" (1/1) ... [2022-11-16 08:01:43,563 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-16 08:01:43,583 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_938ad738-e09b-4dfa-8c95-35c3330bdbaa/bin/ukojak-CydTVMUXoH/z3 [2022-11-16 08:01:43,600 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_938ad738-e09b-4dfa-8c95-35c3330bdbaa/bin/ukojak-CydTVMUXoH/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-16 08:01:43,627 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_938ad738-e09b-4dfa-8c95-35c3330bdbaa/bin/ukojak-CydTVMUXoH/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-16 08:01:43,655 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-16 08:01:43,656 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-16 08:01:43,657 INFO L130 BoogieDeclarations]: Found specification of procedure fflush [2022-11-16 08:01:43,657 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-16 08:01:43,657 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-16 08:01:43,659 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-16 08:01:43,660 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-16 08:01:43,660 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-11-16 08:01:43,660 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-11-16 08:01:43,660 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-11-16 08:01:43,660 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-16 08:01:43,660 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-16 08:01:44,043 INFO L235 CfgBuilder]: Building ICFG [2022-11-16 08:01:44,045 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-16 08:01:44,312 INFO L276 CfgBuilder]: Performing block encoding [2022-11-16 08:01:44,399 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-16 08:01:44,399 INFO L300 CfgBuilder]: Removed 4 assume(true) statements. [2022-11-16 08:01:44,402 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 08:01:44 BoogieIcfgContainer [2022-11-16 08:01:44,402 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-16 08:01:44,407 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-16 08:01:44,407 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-16 08:01:44,419 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-16 08:01:44,420 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 08:01:44" (1/1) ... [2022-11-16 08:01:44,433 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 08:01:44,495 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:01:44,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 33 states and 36 transitions. [2022-11-16 08:01:44,501 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 36 transitions. [2022-11-16 08:01:44,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2022-11-16 08:01:44,503 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:01:44,503 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:01:44,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:01:44,929 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:01:44,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:01:44,973 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 35 states and 39 transitions. [2022-11-16 08:01:44,973 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 39 transitions. [2022-11-16 08:01:44,974 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-11-16 08:01:44,974 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:01:44,974 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:01:45,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:01:45,154 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:01:45,176 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:01:45,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 36 states and 40 transitions. [2022-11-16 08:01:45,177 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 40 transitions. [2022-11-16 08:01:45,178 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2022-11-16 08:01:45,182 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:01:45,183 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:01:45,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:01:45,301 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-16 08:01:45,341 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:01:45,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 35 states and 39 transitions. [2022-11-16 08:01:45,342 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 39 transitions. [2022-11-16 08:01:45,343 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-11-16 08:01:45,343 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:01:45,343 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:01:45,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:01:45,461 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:01:45,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:01:45,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 34 states and 37 transitions. [2022-11-16 08:01:45,583 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 37 transitions. [2022-11-16 08:01:45,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-11-16 08:01:45,583 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:01:45,584 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:01:45,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:01:45,759 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:01:45,835 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:01:45,837 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 35 states and 38 transitions. [2022-11-16 08:01:45,837 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 38 transitions. [2022-11-16 08:01:45,838 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-11-16 08:01:45,838 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:01:45,838 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:01:45,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:01:46,014 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:01:46,145 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:01:46,145 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 38 states and 41 transitions. [2022-11-16 08:01:46,146 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 41 transitions. [2022-11-16 08:01:46,146 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-11-16 08:01:46,146 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:01:46,147 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:01:46,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:01:46,310 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:01:46,448 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:01:46,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 41 states and 44 transitions. [2022-11-16 08:01:46,449 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 44 transitions. [2022-11-16 08:01:46,450 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 08:01:46,450 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:01:46,450 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:01:46,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:01:46,598 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 22 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:01:46,755 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:01:46,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 44 states and 47 transitions. [2022-11-16 08:01:46,756 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 47 transitions. [2022-11-16 08:01:46,757 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-11-16 08:01:46,757 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:01:46,757 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:01:46,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:01:46,938 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 0 proven. 35 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:01:47,111 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:01:47,111 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 47 states and 50 transitions. [2022-11-16 08:01:47,113 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 50 transitions. [2022-11-16 08:01:47,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-11-16 08:01:47,114 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:01:47,114 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:01:47,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:01:47,355 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 0 proven. 51 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:01:47,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:01:47,527 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 50 states and 53 transitions. [2022-11-16 08:01:47,527 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 53 transitions. [2022-11-16 08:01:47,528 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-11-16 08:01:47,528 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:01:47,528 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:01:47,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:01:47,796 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 0 proven. 70 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:01:47,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:01:47,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 53 states and 56 transitions. [2022-11-16 08:01:47,986 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 56 transitions. [2022-11-16 08:01:47,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-11-16 08:01:47,986 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:01:47,987 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:01:48,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:01:48,251 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 0 proven. 92 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:01:48,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:01:48,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 56 states and 59 transitions. [2022-11-16 08:01:48,450 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 59 transitions. [2022-11-16 08:01:48,450 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2022-11-16 08:01:48,450 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:01:48,451 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:01:48,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:01:48,735 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 0 proven. 117 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:01:48,844 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:01:48,845 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 59 states and 61 transitions. [2022-11-16 08:01:48,845 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 61 transitions. [2022-11-16 08:01:48,846 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2022-11-16 08:01:48,846 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:01:48,846 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:01:48,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:01:49,078 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2022-11-16 08:01:49,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:01:49,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 58 states and 60 transitions. [2022-11-16 08:01:49,165 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 60 transitions. [2022-11-16 08:01:49,166 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2022-11-16 08:01:49,166 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:01:49,166 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:01:49,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:01:49,330 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2022-11-16 08:01:49,398 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:01:49,398 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 57 states and 59 transitions. [2022-11-16 08:01:49,399 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 59 transitions. [2022-11-16 08:01:49,399 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2022-11-16 08:01:49,399 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:01:49,400 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:01:49,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:01:49,518 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2022-11-16 08:01:49,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:01:49,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 56 states and 58 transitions. [2022-11-16 08:01:49,633 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 58 transitions. [2022-11-16 08:01:49,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2022-11-16 08:01:49,634 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:01:49,634 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:01:49,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:01:49,751 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2022-11-16 08:01:49,874 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:01:49,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 55 states and 57 transitions. [2022-11-16 08:01:49,875 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 57 transitions. [2022-11-16 08:01:49,875 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2022-11-16 08:01:49,875 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:01:49,876 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:01:49,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:01:50,104 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2022-11-16 08:01:50,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:01:50,174 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 56 states and 59 transitions. [2022-11-16 08:01:50,174 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 59 transitions. [2022-11-16 08:01:50,175 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2022-11-16 08:01:50,175 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:01:50,175 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:01:50,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:01:50,336 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2022-11-16 08:01:50,359 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:01:50,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 57 states and 60 transitions. [2022-11-16 08:01:50,359 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 60 transitions. [2022-11-16 08:01:50,361 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2022-11-16 08:01:50,361 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:01:50,362 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:01:50,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:01:50,536 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2022-11-16 08:01:50,599 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:01:50,599 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 59 states and 64 transitions. [2022-11-16 08:01:50,599 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 64 transitions. [2022-11-16 08:01:50,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2022-11-16 08:01:50,602 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:01:50,603 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:01:50,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:01:50,746 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2022-11-16 08:01:50,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:01:50,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 60 states and 65 transitions. [2022-11-16 08:01:50,764 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 65 transitions. [2022-11-16 08:01:50,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2022-11-16 08:01:50,765 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:01:50,765 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:01:50,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:01:50,875 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2022-11-16 08:01:50,892 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:01:50,892 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 61 states and 66 transitions. [2022-11-16 08:01:50,893 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 66 transitions. [2022-11-16 08:01:50,893 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2022-11-16 08:01:50,894 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:01:50,894 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:01:50,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:01:51,114 INFO L134 CoverageAnalysis]: Checked inductivity of 146 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2022-11-16 08:01:51,509 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:01:51,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 67 states and 77 transitions. [2022-11-16 08:01:51,509 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 77 transitions. [2022-11-16 08:01:51,510 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2022-11-16 08:01:51,510 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:01:51,510 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:01:51,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:01:51,667 INFO L134 CoverageAnalysis]: Checked inductivity of 147 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2022-11-16 08:01:51,816 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:01:51,816 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 66 states and 76 transitions. [2022-11-16 08:01:51,816 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 76 transitions. [2022-11-16 08:01:51,819 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2022-11-16 08:01:51,819 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:01:51,819 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:01:51,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:01:52,018 INFO L134 CoverageAnalysis]: Checked inductivity of 147 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2022-11-16 08:01:52,186 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:01:52,187 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 68 states and 80 transitions. [2022-11-16 08:01:52,187 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 80 transitions. [2022-11-16 08:01:52,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2022-11-16 08:01:52,187 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:01:52,187 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:01:52,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:01:52,324 INFO L134 CoverageAnalysis]: Checked inductivity of 146 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2022-11-16 08:01:52,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:01:52,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 69 states and 81 transitions. [2022-11-16 08:01:52,342 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 81 transitions. [2022-11-16 08:01:52,343 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2022-11-16 08:01:52,343 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:01:52,343 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:01:52,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:01:52,581 INFO L134 CoverageAnalysis]: Checked inductivity of 148 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2022-11-16 08:01:53,073 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:01:53,074 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 72 states and 86 transitions. [2022-11-16 08:01:53,074 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 86 transitions. [2022-11-16 08:01:53,074 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2022-11-16 08:01:53,074 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:01:53,075 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:01:53,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:01:53,257 INFO L134 CoverageAnalysis]: Checked inductivity of 148 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2022-11-16 08:01:53,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:01:53,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 71 states and 83 transitions. [2022-11-16 08:01:53,582 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 83 transitions. [2022-11-16 08:01:53,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2022-11-16 08:01:53,583 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:01:53,583 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:01:53,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:01:53,769 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 150 trivial. 0 not checked. [2022-11-16 08:01:54,110 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:01:54,111 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 73 states and 84 transitions. [2022-11-16 08:01:54,111 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 84 transitions. [2022-11-16 08:01:54,111 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2022-11-16 08:01:54,111 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:01:54,112 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:01:54,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:01:54,298 INFO L134 CoverageAnalysis]: Checked inductivity of 152 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 150 trivial. 0 not checked. [2022-11-16 08:01:55,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:01:55,845 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 82 states and 99 transitions. [2022-11-16 08:01:55,845 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 99 transitions. [2022-11-16 08:01:55,846 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2022-11-16 08:01:55,846 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:01:55,846 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:01:55,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:01:56,039 INFO L134 CoverageAnalysis]: Checked inductivity of 160 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 157 trivial. 0 not checked. [2022-11-16 08:01:56,306 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:01:56,306 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 83 states and 99 transitions. [2022-11-16 08:01:56,307 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 99 transitions. [2022-11-16 08:01:56,307 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2022-11-16 08:01:56,307 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:01:56,307 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:01:56,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:01:56,572 INFO L134 CoverageAnalysis]: Checked inductivity of 155 backedges. 7 proven. 1 refuted. 0 times theorem prover too weak. 147 trivial. 0 not checked. [2022-11-16 08:01:56,927 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:01:56,928 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 84 states and 100 transitions. [2022-11-16 08:01:56,928 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 100 transitions. [2022-11-16 08:01:56,928 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2022-11-16 08:01:56,929 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:01:56,929 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:01:57,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:01:57,149 INFO L134 CoverageAnalysis]: Checked inductivity of 163 backedges. 11 proven. 1 refuted. 0 times theorem prover too weak. 151 trivial. 0 not checked. [2022-11-16 08:01:57,423 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:01:57,423 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 85 states and 101 transitions. [2022-11-16 08:01:57,423 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 101 transitions. [2022-11-16 08:01:57,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2022-11-16 08:01:57,424 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:01:57,424 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:01:57,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:01:57,652 INFO L134 CoverageAnalysis]: Checked inductivity of 168 backedges. 14 proven. 3 refuted. 0 times theorem prover too weak. 151 trivial. 0 not checked. [2022-11-16 08:01:57,947 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:01:57,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 81 states and 93 transitions. [2022-11-16 08:01:57,948 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 93 transitions. [2022-11-16 08:01:57,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2022-11-16 08:01:57,948 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:01:57,948 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:01:58,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:01:58,295 INFO L134 CoverageAnalysis]: Checked inductivity of 174 backedges. 0 proven. 19 refuted. 0 times theorem prover too weak. 155 trivial. 0 not checked. [2022-11-16 08:01:59,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:01:59,942 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 90 states and 105 transitions. [2022-11-16 08:01:59,943 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 105 transitions. [2022-11-16 08:01:59,943 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2022-11-16 08:01:59,943 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:01:59,943 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:02:00,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:02:00,285 INFO L134 CoverageAnalysis]: Checked inductivity of 175 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 155 trivial. 0 not checked. [2022-11-16 08:02:02,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:02:02,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 88 states and 100 transitions. [2022-11-16 08:02:02,405 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 100 transitions. [2022-11-16 08:02:02,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2022-11-16 08:02:02,406 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:02:02,406 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:02:02,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:02:02,830 INFO L134 CoverageAnalysis]: Checked inductivity of 218 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 182 trivial. 0 not checked. [2022-11-16 08:02:08,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:02:08,419 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 98 states and 114 transitions. [2022-11-16 08:02:08,419 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 114 transitions. [2022-11-16 08:02:08,421 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2022-11-16 08:02:08,421 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:02:08,421 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:02:08,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:02:08,866 INFO L134 CoverageAnalysis]: Checked inductivity of 282 backedges. 0 proven. 54 refuted. 0 times theorem prover too weak. 228 trivial. 0 not checked. [2022-11-16 08:02:10,964 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:02:10,965 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 77 states and 85 transitions. [2022-11-16 08:02:10,965 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 85 transitions. [2022-11-16 08:02:10,965 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-11-16 08:02:10,965 WARN L419 CodeCheckObserver]: This Program is SAFE, Check terminated with 39 iterations. [2022-11-16 08:02:10,973 INFO L754 CodeCheckObserver]: All specifications hold 12 specifications checked. All of them hold [2022-11-16 08:02:11,492 INFO L560 CodeCheckObserver]: Invariant with dag size 11 [2022-11-16 08:02:11,501 INFO L560 CodeCheckObserver]: Invariant with dag size 22 [2022-11-16 08:02:11,503 INFO L560 CodeCheckObserver]: Invariant with dag size 11 [2022-11-16 08:02:11,504 INFO L560 CodeCheckObserver]: Invariant with dag size 6 [2022-11-16 08:02:11,504 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 16.11 08:02:11 ImpRootNode [2022-11-16 08:02:11,505 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2022-11-16 08:02:11,505 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-16 08:02:11,505 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-16 08:02:11,506 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-16 08:02:11,506 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 08:01:44" (3/4) ... [2022-11-16 08:02:11,509 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-11-16 08:02:11,515 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure assume_abort_if_not [2022-11-16 08:02:11,520 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 30 nodes and edges [2022-11-16 08:02:11,520 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 15 nodes and edges [2022-11-16 08:02:11,521 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2022-11-16 08:02:11,521 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-11-16 08:02:11,522 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-11-16 08:02:11,579 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_938ad738-e09b-4dfa-8c95-35c3330bdbaa/bin/ukojak-CydTVMUXoH/witness.graphml [2022-11-16 08:02:11,579 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-16 08:02:11,580 INFO L158 Benchmark]: Toolchain (without parser) took 29655.60ms. Allocated memory was 134.2MB in the beginning and 400.6MB in the end (delta: 266.3MB). Free memory was 95.1MB in the beginning and 213.4MB in the end (delta: -118.3MB). Peak memory consumption was 146.8MB. Max. memory is 16.1GB. [2022-11-16 08:02:11,580 INFO L158 Benchmark]: CDTParser took 4.34ms. Allocated memory is still 134.2MB. Free memory is still 115.3MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-16 08:02:11,580 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1495.64ms. Allocated memory is still 134.2MB. Free memory was 94.9MB in the beginning and 60.5MB in the end (delta: 34.4MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2022-11-16 08:02:11,581 INFO L158 Benchmark]: Boogie Procedure Inliner took 63.36ms. Allocated memory is still 134.2MB. Free memory was 60.5MB in the beginning and 56.9MB in the end (delta: 3.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-11-16 08:02:11,581 INFO L158 Benchmark]: Boogie Preprocessor took 67.77ms. Allocated memory is still 134.2MB. Free memory was 56.9MB in the beginning and 110.7MB in the end (delta: -53.8MB). Peak memory consumption was 6.8MB. Max. memory is 16.1GB. [2022-11-16 08:02:11,582 INFO L158 Benchmark]: RCFGBuilder took 847.70ms. Allocated memory is still 134.2MB. Free memory was 110.7MB in the beginning and 81.4MB in the end (delta: 29.4MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. [2022-11-16 08:02:11,582 INFO L158 Benchmark]: CodeCheck took 27097.77ms. Allocated memory was 134.2MB in the beginning and 400.6MB in the end (delta: 266.3MB). Free memory was 81.4MB in the beginning and 217.6MB in the end (delta: -136.2MB). Peak memory consumption was 128.9MB. Max. memory is 16.1GB. [2022-11-16 08:02:11,583 INFO L158 Benchmark]: Witness Printer took 73.88ms. Allocated memory is still 400.6MB. Free memory was 217.6MB in the beginning and 213.4MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-11-16 08:02:11,585 INFO L339 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, 33 locations, 12 error locations. Started 1 CEGAR loops. OverallTime: 26.5s, OverallIterations: 39, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 3346 SdHoareTripleChecker+Valid, 16.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 2571 mSDsluCounter, 268 SdHoareTripleChecker+Invalid, 13.2s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 2327 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 9097 IncrementalHoareTripleChecker+Invalid, 11424 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 2327 mSolverCounterUnsat, 268 mSDtfsCounter, 9097 mSolverCounterSat, 0.3s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 8667 GetRequests, 8347 SyntacticMatches, 10 SemanticMatches, 310 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 43922 ImplicationChecksByTransitivity, 17.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.2s SsaConstructionTime, 0.7s SatisfiabilityAnalysisTime, 6.0s InterpolantComputationTime, 1417 NumberOfCodeBlocks, 1417 NumberOfCodeBlocksAsserted, 38 NumberOfCheckSat, 1379 ConstructedInterpolants, 0 QuantifiedInterpolants, 2136 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 38 InterpolantComputations, 16 PerfectInterpolantSequences, 3839/4394 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: 1879]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1879]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1886]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1886]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1887]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1887]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1894]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1894]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1889]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1889]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1898]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1898]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - AllSpecificationsHoldResult: All specifications hold 12 specifications checked. All of them hold - InvariantResult [Line: 1889]: Loop Invariant Derived loop invariant: (argc <= 2147483646 && 1 <= i) || (argc <= 2147483646 && i == 0) - InvariantResult [Line: 1894]: Loop Invariant Derived loop invariant: (((((((argc <= 2147483646 && 1 <= j) && 1 <= i) && i <= 1) || ((argc <= 2147483646 && i == 0) && j == 0)) || (((argc <= 2147483646 && 1 <= i) && i <= 1) && j == 0)) || (((!(i <= 1) && argc <= 2147483646) && i <= 2147483645) && j == 0)) || ((argc <= 2147483646 && i == 0) && 1 <= j)) || (((!(i <= 1) && argc <= 2147483646) && 1 <= j) && i <= 2147483645) - InvariantResult [Line: 1898]: Loop Invariant Derived loop invariant: (argc <= 2147483646 && i == 0) || (argc <= 2147483646 && 1 <= i) - InvariantResult [Line: 1879]: Loop Invariant Derived loop invariant: i == 0 || 1 <= i * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 4.34ms. Allocated memory is still 134.2MB. Free memory is still 115.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1495.64ms. Allocated memory is still 134.2MB. Free memory was 94.9MB in the beginning and 60.5MB in the end (delta: 34.4MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 63.36ms. Allocated memory is still 134.2MB. Free memory was 60.5MB in the beginning and 56.9MB in the end (delta: 3.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 67.77ms. Allocated memory is still 134.2MB. Free memory was 56.9MB in the beginning and 110.7MB in the end (delta: -53.8MB). Peak memory consumption was 6.8MB. Max. memory is 16.1GB. * RCFGBuilder took 847.70ms. Allocated memory is still 134.2MB. Free memory was 110.7MB in the beginning and 81.4MB in the end (delta: 29.4MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. * CodeCheck took 27097.77ms. Allocated memory was 134.2MB in the beginning and 400.6MB in the end (delta: 266.3MB). Free memory was 81.4MB in the beginning and 217.6MB in the end (delta: -136.2MB). Peak memory consumption was 128.9MB. Max. memory is 16.1GB. * Witness Printer took 73.88ms. Allocated memory is still 400.6MB. Free memory was 217.6MB in the beginning and 213.4MB 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! [2022-11-16 08:02:11,616 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_938ad738-e09b-4dfa-8c95-35c3330bdbaa/bin/ukojak-CydTVMUXoH/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