./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-driver-races/char_generic_nvram_nvram_llseek_read_nvram.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 6a47aea7 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f7ee030-37fe-42f3-9285-c6bb889d7cfd/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f7ee030-37fe-42f3-9285-c6bb889d7cfd/bin/ukojak-CwSLpZB5Qu/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f7ee030-37fe-42f3-9285-c6bb889d7cfd/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f7ee030-37fe-42f3-9285-c6bb889d7cfd/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-driver-races/char_generic_nvram_nvram_llseek_read_nvram.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f7ee030-37fe-42f3-9285-c6bb889d7cfd/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f7ee030-37fe-42f3-9285-c6bb889d7cfd/bin/ukojak-CwSLpZB5Qu --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 423d8d6205a6cc6142dcdd2c64b72565885efc66c9127b3f2569a3e2890b0e68 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:53:24,009 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:53:24,012 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:53:24,066 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:53:24,066 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:53:24,071 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:53:24,073 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:53:24,077 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:53:24,079 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:53:24,085 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:53:24,086 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:53:24,088 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:53:24,089 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:53:24,091 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:53:24,094 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:53:24,098 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:53:24,100 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:53:24,101 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:53:24,103 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:53:24,111 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:53:24,113 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:53:24,114 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:53:24,117 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:53:24,118 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:53:24,127 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:53:24,128 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:53:24,129 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:53:24,130 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:53:24,131 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:53:24,133 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:53:24,133 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:53:24,134 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:53:24,136 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:53:24,138 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:53:24,140 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:53:24,140 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:53:24,141 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:53:24,142 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:53:24,142 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:53:24,143 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:53:24,144 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:53:24,145 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f7ee030-37fe-42f3-9285-c6bb889d7cfd/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:53:24,187 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:53:24,188 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:53:24,189 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:53:24,189 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:53:24,190 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:53:24,190 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:53:24,190 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:53:24,191 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:53:24,197 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:53:24,197 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:53:24,199 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:53:24,199 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:53:24,199 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:53:24,199 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:53:24,200 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:53:24,200 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:53:24,200 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:53:24,200 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:53:24,200 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:53:24,201 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:53:24,201 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:53:24,201 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:53:24,201 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:53:24,202 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:53:24,202 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:53:24,202 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:53:24,202 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:53:24,203 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:53:24,203 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_6f7ee030-37fe-42f3-9285-c6bb889d7cfd/bin/ukojak-CwSLpZB5Qu/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f7ee030-37fe-42f3-9285-c6bb889d7cfd/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 423d8d6205a6cc6142dcdd2c64b72565885efc66c9127b3f2569a3e2890b0e68 [2021-11-23 15:53:24,510 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:53:24,539 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:53:24,542 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:53:24,543 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:53:24,544 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:53:24,546 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f7ee030-37fe-42f3-9285-c6bb889d7cfd/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/pthread-driver-races/char_generic_nvram_nvram_llseek_read_nvram.i [2021-11-23 15:53:24,622 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f7ee030-37fe-42f3-9285-c6bb889d7cfd/bin/ukojak-CwSLpZB5Qu/data/b31213be1/a3bb9c6bed474a6597d502cc1b98b138/FLAGafe3267f6 [2021-11-23 15:53:25,533 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:53:25,534 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f7ee030-37fe-42f3-9285-c6bb889d7cfd/sv-benchmarks/c/pthread-driver-races/char_generic_nvram_nvram_llseek_read_nvram.i [2021-11-23 15:53:25,590 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f7ee030-37fe-42f3-9285-c6bb889d7cfd/bin/ukojak-CwSLpZB5Qu/data/b31213be1/a3bb9c6bed474a6597d502cc1b98b138/FLAGafe3267f6 [2021-11-23 15:53:26,005 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f7ee030-37fe-42f3-9285-c6bb889d7cfd/bin/ukojak-CwSLpZB5Qu/data/b31213be1/a3bb9c6bed474a6597d502cc1b98b138 [2021-11-23 15:53:26,008 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:53:26,010 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:53:26,014 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:53:26,014 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:53:26,017 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:53:26,018 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:53:26" (1/1) ... [2021-11-23 15:53:26,019 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@19f2d744 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:53:26, skipping insertion in model container [2021-11-23 15:53:26,019 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:53:26" (1/1) ... [2021-11-23 15:53:26,026 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:53:26,168 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:53:26,625 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f7ee030-37fe-42f3-9285-c6bb889d7cfd/sv-benchmarks/c/pthread-driver-races/char_generic_nvram_nvram_llseek_read_nvram.i[5469,5482] [2021-11-23 15:53:29,716 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function and varargs usage is unknown: snprintf [2021-11-23 15:53:29,717 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@54dacb70 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:53:29, skipping insertion in model container [2021-11-23 15:53:29,717 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:53:29,717 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-23 15:53:29,720 INFO L158 Benchmark]: Toolchain (without parser) took 3708.11ms. Allocated memory was 94.4MB in the beginning and 113.2MB in the end (delta: 18.9MB). Free memory was 64.4MB in the beginning and 74.2MB in the end (delta: -9.8MB). Peak memory consumption was 30.4MB. Max. memory is 16.1GB. [2021-11-23 15:53:29,720 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 94.4MB. Free memory is still 70.6MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:53:29,721 INFO L158 Benchmark]: CACSL2BoogieTranslator took 3703.52ms. Allocated memory was 94.4MB in the beginning and 113.2MB in the end (delta: 18.9MB). Free memory was 64.4MB in the beginning and 74.2MB in the end (delta: -9.8MB). Peak memory consumption was 30.4MB. Max. memory is 16.1GB. [2021-11-23 15:53:29,723 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29ms. Allocated memory is still 94.4MB. Free memory is still 70.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 3703.52ms. Allocated memory was 94.4MB in the beginning and 113.2MB in the end (delta: 18.9MB). Free memory was 64.4MB in the beginning and 74.2MB in the end (delta: -9.8MB). Peak memory consumption was 30.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 4712]: Unsupported Syntax encountered a call to a var args function and varargs usage is unknown: snprintf RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f7ee030-37fe-42f3-9285-c6bb889d7cfd/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f7ee030-37fe-42f3-9285-c6bb889d7cfd/bin/ukojak-CwSLpZB5Qu/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f7ee030-37fe-42f3-9285-c6bb889d7cfd/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f7ee030-37fe-42f3-9285-c6bb889d7cfd/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-driver-races/char_generic_nvram_nvram_llseek_read_nvram.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f7ee030-37fe-42f3-9285-c6bb889d7cfd/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f7ee030-37fe-42f3-9285-c6bb889d7cfd/bin/ukojak-CwSLpZB5Qu --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 423d8d6205a6cc6142dcdd2c64b72565885efc66c9127b3f2569a3e2890b0e68 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:53:32,016 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:53:32,019 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:53:32,078 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:53:32,079 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:53:32,083 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:53:32,085 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:53:32,090 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:53:32,093 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:53:32,098 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:53:32,102 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:53:32,104 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:53:32,104 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:53:32,107 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:53:32,109 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:53:32,111 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:53:32,112 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:53:32,113 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:53:32,127 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:53:32,137 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:53:32,139 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:53:32,140 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:53:32,144 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:53:32,145 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:53:32,154 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:53:32,155 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:53:32,155 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:53:32,157 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:53:32,158 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:53:32,159 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:53:32,160 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:53:32,161 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:53:32,163 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:53:32,164 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:53:32,165 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:53:32,166 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:53:32,167 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:53:32,167 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:53:32,167 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:53:32,169 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:53:32,170 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:53:32,175 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f7ee030-37fe-42f3-9285-c6bb889d7cfd/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:53:32,219 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:53:32,220 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:53:32,221 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:53:32,222 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:53:32,223 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:53:32,223 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:53:32,224 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:53:32,224 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:53:32,224 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:53:32,225 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:53:32,226 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:53:32,226 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:53:32,226 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:53:32,226 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:53:32,227 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:53:32,227 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:53:32,227 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:53:32,227 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:53:32,228 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:53:32,228 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:53:32,228 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:53:32,228 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:53:32,229 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:53:32,229 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:53:32,229 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:53:32,229 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:53:32,230 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:53:32,230 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:53:32,230 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:53:32,230 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:53:32,230 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:53:32,231 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:53:32,231 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_6f7ee030-37fe-42f3-9285-c6bb889d7cfd/bin/ukojak-CwSLpZB5Qu/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f7ee030-37fe-42f3-9285-c6bb889d7cfd/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 423d8d6205a6cc6142dcdd2c64b72565885efc66c9127b3f2569a3e2890b0e68 [2021-11-23 15:53:32,597 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:53:32,625 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:53:32,628 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:53:32,630 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:53:32,630 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:53:32,632 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f7ee030-37fe-42f3-9285-c6bb889d7cfd/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/pthread-driver-races/char_generic_nvram_nvram_llseek_read_nvram.i [2021-11-23 15:53:32,700 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f7ee030-37fe-42f3-9285-c6bb889d7cfd/bin/ukojak-CwSLpZB5Qu/data/4dcc466ef/eb6a6f5dcc2c4cb8a864d11eee0f435f/FLAG52d93a5e4 [2021-11-23 15:53:33,645 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:53:33,646 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f7ee030-37fe-42f3-9285-c6bb889d7cfd/sv-benchmarks/c/pthread-driver-races/char_generic_nvram_nvram_llseek_read_nvram.i [2021-11-23 15:53:33,714 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f7ee030-37fe-42f3-9285-c6bb889d7cfd/bin/ukojak-CwSLpZB5Qu/data/4dcc466ef/eb6a6f5dcc2c4cb8a864d11eee0f435f/FLAG52d93a5e4 [2021-11-23 15:53:34,046 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f7ee030-37fe-42f3-9285-c6bb889d7cfd/bin/ukojak-CwSLpZB5Qu/data/4dcc466ef/eb6a6f5dcc2c4cb8a864d11eee0f435f [2021-11-23 15:53:34,049 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:53:34,051 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:53:34,055 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:53:34,055 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:53:34,059 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:53:34,060 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:53:34" (1/1) ... [2021-11-23 15:53:34,061 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@404b6369 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:53:34, skipping insertion in model container [2021-11-23 15:53:34,062 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:53:34" (1/1) ... [2021-11-23 15:53:34,069 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:53:34,214 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:53:34,675 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f7ee030-37fe-42f3-9285-c6bb889d7cfd/sv-benchmarks/c/pthread-driver-races/char_generic_nvram_nvram_llseek_read_nvram.i[5469,5482] [2021-11-23 15:53:37,988 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function and varargs usage is unknown: snprintf [2021-11-23 15:53:37,989 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@79d1c92f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:53:37, skipping insertion in model container [2021-11-23 15:53:37,989 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:53:37,990 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-23 15:53:37,992 INFO L158 Benchmark]: Toolchain (without parser) took 3939.73ms. Allocated memory was 56.6MB in the beginning and 86.0MB in the end (delta: 29.4MB). Free memory was 34.9MB in the beginning and 45.7MB in the end (delta: -10.8MB). Peak memory consumption was 27.2MB. Max. memory is 16.1GB. [2021-11-23 15:53:37,993 INFO L158 Benchmark]: CDTParser took 0.77ms. Allocated memory is still 56.6MB. Free memory was 36.1MB in the beginning and 36.1MB in the end (delta: 39.2kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:53:37,994 INFO L158 Benchmark]: CACSL2BoogieTranslator took 3934.95ms. Allocated memory was 56.6MB in the beginning and 86.0MB in the end (delta: 29.4MB). Free memory was 34.7MB in the beginning and 46.1MB in the end (delta: -11.4MB). Peak memory consumption was 27.2MB. Max. memory is 16.1GB. [2021-11-23 15:53:37,996 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.77ms. Allocated memory is still 56.6MB. Free memory was 36.1MB in the beginning and 36.1MB in the end (delta: 39.2kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 3934.95ms. Allocated memory was 56.6MB in the beginning and 86.0MB in the end (delta: 29.4MB). Free memory was 34.7MB in the beginning and 46.1MB in the end (delta: -11.4MB). Peak memory consumption was 27.2MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 4712]: Unsupported Syntax encountered a call to a var args function and varargs usage is unknown: snprintf RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN