./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/busybox-1.22.0/sync-2.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version b2eff8ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d0193fc-70a1-48f3-a8b1-e2a2260d0e0a/bin/ukojak-Rh5K9KB4LI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d0193fc-70a1-48f3-a8b1-e2a2260d0e0a/bin/ukojak-Rh5K9KB4LI/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d0193fc-70a1-48f3-a8b1-e2a2260d0e0a/bin/ukojak-Rh5K9KB4LI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d0193fc-70a1-48f3-a8b1-e2a2260d0e0a/bin/ukojak-Rh5K9KB4LI/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/sync-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d0193fc-70a1-48f3-a8b1-e2a2260d0e0a/bin/ukojak-Rh5K9KB4LI/config/svcomp-DerefFreeMemtrack-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d0193fc-70a1-48f3-a8b1-e2a2260d0e0a/bin/ukojak-Rh5K9KB4LI --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 727341e103cd8bce499d9ef3aeff00ef12cc47b8d9139b3e1b87abd8c9cbf8f9 .......................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d0193fc-70a1-48f3-a8b1-e2a2260d0e0a/bin/ukojak-Rh5K9KB4LI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d0193fc-70a1-48f3-a8b1-e2a2260d0e0a/bin/ukojak-Rh5K9KB4LI/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d0193fc-70a1-48f3-a8b1-e2a2260d0e0a/bin/ukojak-Rh5K9KB4LI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d0193fc-70a1-48f3-a8b1-e2a2260d0e0a/bin/ukojak-Rh5K9KB4LI/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/sync-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d0193fc-70a1-48f3-a8b1-e2a2260d0e0a/bin/ukojak-Rh5K9KB4LI/config/svcomp-DerefFreeMemtrack-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d0193fc-70a1-48f3-a8b1-e2a2260d0e0a/bin/ukojak-Rh5K9KB4LI --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 727341e103cd8bce499d9ef3aeff00ef12cc47b8d9139b3e1b87abd8c9cbf8f9 ............................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.2.1-dev-b2eff8b [2021-10-29 02:54:57,926 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-29 02:54:57,929 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-29 02:54:57,960 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-29 02:54:57,961 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-29 02:54:57,962 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-29 02:54:57,965 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-29 02:54:57,967 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-29 02:54:57,970 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-29 02:54:57,971 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-29 02:54:57,973 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-29 02:54:57,975 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-29 02:54:57,975 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-29 02:54:57,977 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-29 02:54:57,979 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-29 02:54:57,980 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-29 02:54:57,982 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-29 02:54:57,983 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-29 02:54:57,986 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-29 02:54:57,988 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-29 02:54:57,990 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-29 02:54:57,997 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-29 02:54:57,999 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-29 02:54:58,000 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-29 02:54:58,005 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-29 02:54:58,011 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-29 02:54:58,012 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-29 02:54:58,013 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-29 02:54:58,014 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-29 02:54:58,016 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-29 02:54:58,017 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-29 02:54:58,018 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-29 02:54:58,024 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-29 02:54:58,025 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-29 02:54:58,027 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-29 02:54:58,028 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-29 02:54:58,029 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-29 02:54:58,029 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-29 02:54:58,030 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-29 02:54:58,031 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-29 02:54:58,031 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-29 02:54:58,033 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d0193fc-70a1-48f3-a8b1-e2a2260d0e0a/bin/ukojak-Rh5K9KB4LI/config/svcomp-DerefFreeMemtrack-64bit-Kojak_Default.epf [2021-10-29 02:54:58,076 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-29 02:54:58,076 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-29 02:54:58,079 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-29 02:54:58,079 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-29 02:54:58,080 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-29 02:54:58,080 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-10-29 02:54:58,080 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-29 02:54:58,081 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-29 02:54:58,081 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-10-29 02:54:58,081 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-10-29 02:54:58,081 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-10-29 02:54:58,082 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-29 02:54:58,082 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-29 02:54:58,082 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-10-29 02:54:58,082 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-10-29 02:54:58,083 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-29 02:54:58,083 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-10-29 02:54:58,083 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-29 02:54:58,084 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-29 02:54:58,084 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-10-29 02:54:58,084 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-29 02:54:58,084 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_1d0193fc-70a1-48f3-a8b1-e2a2260d0e0a/bin/ukojak-Rh5K9KB4LI/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d0193fc-70a1-48f3-a8b1-e2a2260d0e0a/bin/ukojak-Rh5K9KB4LI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 727341e103cd8bce499d9ef3aeff00ef12cc47b8d9139b3e1b87abd8c9cbf8f9 [2021-10-29 02:54:58,341 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-29 02:54:58,363 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-29 02:54:58,366 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-29 02:54:58,368 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-29 02:54:58,368 INFO L275 PluginConnector]: CDTParser initialized [2021-10-29 02:54:58,369 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d0193fc-70a1-48f3-a8b1-e2a2260d0e0a/bin/ukojak-Rh5K9KB4LI/../../sv-benchmarks/c/busybox-1.22.0/sync-2.i [2021-10-29 02:54:58,460 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d0193fc-70a1-48f3-a8b1-e2a2260d0e0a/bin/ukojak-Rh5K9KB4LI/data/d3f765cb7/e594cb4ecacc4eb4baf485063ec750f3/FLAG63e687807 [2021-10-29 02:54:59,117 INFO L306 CDTParser]: Found 1 translation units. [2021-10-29 02:54:59,118 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d0193fc-70a1-48f3-a8b1-e2a2260d0e0a/sv-benchmarks/c/busybox-1.22.0/sync-2.i [2021-10-29 02:54:59,147 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d0193fc-70a1-48f3-a8b1-e2a2260d0e0a/bin/ukojak-Rh5K9KB4LI/data/d3f765cb7/e594cb4ecacc4eb4baf485063ec750f3/FLAG63e687807 [2021-10-29 02:54:59,295 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d0193fc-70a1-48f3-a8b1-e2a2260d0e0a/bin/ukojak-Rh5K9KB4LI/data/d3f765cb7/e594cb4ecacc4eb4baf485063ec750f3 [2021-10-29 02:54:59,298 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-29 02:54:59,299 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-29 02:54:59,301 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-29 02:54:59,301 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-29 02:54:59,304 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-29 02:54:59,305 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 02:54:59" (1/1) ... [2021-10-29 02:54:59,306 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3fbb37d0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 02:54:59, skipping insertion in model container [2021-10-29 02:54:59,307 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 02:54:59" (1/1) ... [2021-10-29 02:54:59,313 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-29 02:54:59,388 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-29 02:55:00,287 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_error_msg [2021-10-29 02:55:00,288 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@1dbbe858 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 02:55:00, skipping insertion in model container [2021-10-29 02:55:00,288 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-29 02:55:00,289 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-10-29 02:55:00,291 INFO L168 Benchmark]: Toolchain (without parser) took 990.65 ms. Allocated memory is still 104.9 MB. Free memory was 67.5 MB in the beginning and 69.1 MB in the end (delta: -1.5 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2021-10-29 02:55:00,292 INFO L168 Benchmark]: CDTParser took 0.24 ms. Allocated memory is still 104.9 MB. Free memory is still 58.7 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-29 02:55:00,293 INFO L168 Benchmark]: CACSL2BoogieTranslator took 988.11 ms. Allocated memory is still 104.9 MB. Free memory was 67.3 MB in the beginning and 69.1 MB in the end (delta: -1.7 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2021-10-29 02:55:00,295 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24 ms. Allocated memory is still 104.9 MB. Free memory is still 58.7 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 988.11 ms. Allocated memory is still 104.9 MB. Free memory was 67.3 MB in the beginning and 69.1 MB in the end (delta: -1.7 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 1871]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: bb_error_msg RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.2.1-dev-b2eff8b [2021-10-29 02:55:02,548 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-29 02:55:02,553 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-29 02:55:02,601 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-29 02:55:02,602 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-29 02:55:02,607 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-29 02:55:02,609 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-29 02:55:02,618 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-29 02:55:02,621 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-29 02:55:02,629 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-29 02:55:02,630 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-29 02:55:02,632 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-29 02:55:02,632 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-29 02:55:02,633 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-29 02:55:02,635 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-29 02:55:02,636 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-29 02:55:02,637 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-29 02:55:02,639 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-29 02:55:02,654 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-29 02:55:02,664 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-29 02:55:02,667 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-29 02:55:02,670 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-29 02:55:02,676 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-29 02:55:02,677 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-29 02:55:02,681 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-29 02:55:02,681 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-29 02:55:02,682 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-29 02:55:02,683 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-29 02:55:02,684 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-29 02:55:02,685 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-29 02:55:02,685 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-29 02:55:02,686 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-29 02:55:02,688 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-29 02:55:02,691 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-29 02:55:02,692 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-29 02:55:02,693 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-29 02:55:02,694 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-29 02:55:02,694 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-29 02:55:02,694 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-29 02:55:02,696 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-29 02:55:02,697 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-29 02:55:02,702 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d0193fc-70a1-48f3-a8b1-e2a2260d0e0a/bin/ukojak-Rh5K9KB4LI/config/svcomp-DerefFreeMemtrack-64bit-Kojak_Bitvector.epf [2021-10-29 02:55:02,752 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-29 02:55:02,753 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-29 02:55:02,754 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-29 02:55:02,754 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-29 02:55:02,755 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-29 02:55:02,755 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-10-29 02:55:02,755 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-29 02:55:02,755 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-29 02:55:02,756 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-10-29 02:55:02,756 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-10-29 02:55:02,756 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-10-29 02:55:02,756 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-29 02:55:02,756 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-29 02:55:02,757 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-10-29 02:55:02,757 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-10-29 02:55:02,757 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-29 02:55:02,757 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-10-29 02:55:02,757 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-10-29 02:55:02,758 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-29 02:55:02,758 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-10-29 02:55:02,758 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-29 02:55:02,758 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-29 02:55:02,759 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-10-29 02:55:02,759 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-10-29 02:55:02,759 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-10-29 02:55:02,759 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-29 02:55:02,759 INFO L138 SettingsManager]: * Logic for external solver=AUFBV 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_1d0193fc-70a1-48f3-a8b1-e2a2260d0e0a/bin/ukojak-Rh5K9KB4LI/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d0193fc-70a1-48f3-a8b1-e2a2260d0e0a/bin/ukojak-Rh5K9KB4LI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 727341e103cd8bce499d9ef3aeff00ef12cc47b8d9139b3e1b87abd8c9cbf8f9 [2021-10-29 02:55:03,168 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-29 02:55:03,200 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-29 02:55:03,203 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-29 02:55:03,204 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-29 02:55:03,205 INFO L275 PluginConnector]: CDTParser initialized [2021-10-29 02:55:03,206 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d0193fc-70a1-48f3-a8b1-e2a2260d0e0a/bin/ukojak-Rh5K9KB4LI/../../sv-benchmarks/c/busybox-1.22.0/sync-2.i [2021-10-29 02:55:03,281 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d0193fc-70a1-48f3-a8b1-e2a2260d0e0a/bin/ukojak-Rh5K9KB4LI/data/25a3ad9b0/42fb4e5dfcda459082ad5640c18f81aa/FLAGd2c4828c0 [2021-10-29 02:55:04,120 INFO L306 CDTParser]: Found 1 translation units. [2021-10-29 02:55:04,121 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d0193fc-70a1-48f3-a8b1-e2a2260d0e0a/sv-benchmarks/c/busybox-1.22.0/sync-2.i [2021-10-29 02:55:04,161 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d0193fc-70a1-48f3-a8b1-e2a2260d0e0a/bin/ukojak-Rh5K9KB4LI/data/25a3ad9b0/42fb4e5dfcda459082ad5640c18f81aa/FLAGd2c4828c0 [2021-10-29 02:55:04,211 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d0193fc-70a1-48f3-a8b1-e2a2260d0e0a/bin/ukojak-Rh5K9KB4LI/data/25a3ad9b0/42fb4e5dfcda459082ad5640c18f81aa [2021-10-29 02:55:04,217 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-29 02:55:04,221 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-29 02:55:04,222 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-29 02:55:04,222 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-29 02:55:04,226 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-29 02:55:04,227 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 02:55:04" (1/1) ... [2021-10-29 02:55:04,229 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3649d9b7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 02:55:04, skipping insertion in model container [2021-10-29 02:55:04,229 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 02:55:04" (1/1) ... [2021-10-29 02:55:04,236 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-29 02:55:04,318 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-29 02:55:05,379 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_error_msg [2021-10-29 02:55:05,380 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@599bfc90 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 02:55:05, skipping insertion in model container [2021-10-29 02:55:05,380 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-29 02:55:05,381 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-10-29 02:55:05,383 INFO L168 Benchmark]: Toolchain (without parser) took 1161.10 ms. Allocated memory was 58.7 MB in the beginning and 77.6 MB in the end (delta: 18.9 MB). Free memory was 32.4 MB in the beginning and 50.8 MB in the end (delta: -18.3 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-10-29 02:55:05,384 INFO L168 Benchmark]: CDTParser took 0.64 ms. Allocated memory is still 58.7 MB. Free memory is still 38.5 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-29 02:55:05,385 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1158.37 ms. Allocated memory was 58.7 MB in the beginning and 77.6 MB in the end (delta: 18.9 MB). Free memory was 32.2 MB in the beginning and 50.8 MB in the end (delta: -18.6 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-10-29 02:55:05,387 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.64 ms. Allocated memory is still 58.7 MB. Free memory is still 38.5 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1158.37 ms. Allocated memory was 58.7 MB in the beginning and 77.6 MB in the end (delta: 18.9 MB). Free memory was 32.2 MB in the beginning and 50.8 MB in the end (delta: -18.6 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 1871]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: bb_error_msg RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...