[INFO] cloning repository https://github.com/Bestra/lox-vm [INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Bestra/lox-vm" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBestra%2Flox-vm"` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBestra%2Flox-vm'... [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] 082c631f35893c92c013d95545e0b15cb4c111a8 [INFO] testing Bestra/lox-vm against 1.44.0 for beta-1.45-1 [INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBestra%2Flox-vm" "/workspace/builds/worker-8/source"` [INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/Bestra/lox-vm on toolchain 1.44.0 [INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking git repo https://github.com/Bestra/lox-vm [INFO] finished tweaking git repo https://github.com/Bestra/lox-vm [INFO] tweaked toml for git repo https://github.com/Bestra/lox-vm written to /workspace/builds/worker-8/source/Cargo.toml [INFO] crate git repo https://github.com/Bestra/lox-vm already has a lockfile, it will not be regenerated [INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] [stderr] warning: the cargo feature `edition` is now stable and is no longer necessary to be listed in the manifest [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.44.0" "build" "--frozen"` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] f2c3241f25ffed89d2b12ca31ac5b3499712217c590d09ebb5ba73f2286812fb [INFO] running `"docker" "start" "-a" "f2c3241f25ffed89d2b12ca31ac5b3499712217c590d09ebb5ba73f2286812fb"` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] warning: the cargo feature `edition` is now stable and is no longer necessary to be listed in the manifest [INFO] [stderr] Compiling rprompt v1.0.3 [INFO] [stderr] Compiling lox v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] warning[E0705]: the feature `rust_2018_preview` is included in the Rust 2018 edition [INFO] [stderr] --> src/lib.rs:1:12 [INFO] [stderr] | [INFO] [stderr] 1 | #![feature(rust_2018_preview)] [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] error[E0554]: `#![feature]` may not be used on the stable release channel [INFO] [stderr] --> src/lib.rs:1:1 [INFO] [stderr] | [INFO] [stderr] 1 | #![feature(rust_2018_preview)] [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] error[E0554]: `#![feature]` may not be used on the stable release channel [INFO] [stderr] --> src/lib.rs:2:1 [INFO] [stderr] | [INFO] [stderr] 2 | #![feature(nll)] [INFO] [stderr] | ^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: `...` range patterns are deprecated [INFO] [stderr] --> src/scanner.rs:230:12 [INFO] [stderr] | [INFO] [stderr] 230 | '0'...'9' => true, [INFO] [stderr] | ^^^ help: use `..=` for an inclusive range [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default [INFO] [stderr] [INFO] [stderr] warning: `...` range patterns are deprecated [INFO] [stderr] --> src/scanner.rs:237:12 [INFO] [stderr] | [INFO] [stderr] 237 | 's'...'z' | 'S'...'Z' | '_' => true, [INFO] [stderr] | ^^^ help: use `..=` for an inclusive range [INFO] [stderr] [INFO] [stderr] warning: `...` range patterns are deprecated [INFO] [stderr] --> src/scanner.rs:237:24 [INFO] [stderr] | [INFO] [stderr] 237 | 's'...'z' | 'S'...'Z' | '_' => true, [INFO] [stderr] | ^^^ help: use `..=` for an inclusive range [INFO] [stderr] [INFO] [stderr] error[E0261]: use of undeclared lifetime name `'c` [INFO] [stderr] --> src/compiler.rs:42:15 [INFO] [stderr] | [INFO] [stderr] 42 | impl Compiler<'c> { [INFO] [stderr] | - ^^ undeclared lifetime [INFO] [stderr] | | [INFO] [stderr] | help: consider introducing lifetime `'c` here: `<'c>` [INFO] [stderr] [INFO] [stderr] error[E0261]: use of undeclared lifetime name `'c` [INFO] [stderr] --> src/compiler.rs:43:25 [INFO] [stderr] | [INFO] [stderr] 43 | pub fn new(source: &'c str, options: Options) -> Compiler<'c> { [INFO] [stderr] | ^^ undeclared lifetime [INFO] [stderr] | [INFO] [stderr] help: consider introducing lifetime `'c` here [INFO] [stderr] | [INFO] [stderr] 42 | impl<'c> Compiler<'c> { [INFO] [stderr] | ^^^^ [INFO] [stderr] help: consider introducing lifetime `'c` here [INFO] [stderr] | [INFO] [stderr] 43 | pub fn new<'c>(source: &'c str, options: Options) -> Compiler<'c> { [INFO] [stderr] | ^^^^ [INFO] [stderr] [INFO] [stderr] error[E0261]: use of undeclared lifetime name `'c` [INFO] [stderr] --> src/compiler.rs:43:63 [INFO] [stderr] | [INFO] [stderr] 43 | pub fn new(source: &'c str, options: Options) -> Compiler<'c> { [INFO] [stderr] | ^^ undeclared lifetime [INFO] [stderr] | [INFO] [stderr] help: consider introducing lifetime `'c` here [INFO] [stderr] | [INFO] [stderr] 42 | impl<'c> Compiler<'c> { [INFO] [stderr] | ^^^^ [INFO] [stderr] help: consider introducing lifetime `'c` here [INFO] [stderr] | [INFO] [stderr] 43 | pub fn new<'c>(source: &'c str, options: Options) -> Compiler<'c> { [INFO] [stderr] | ^^^^ [INFO] [stderr] [INFO] [stderr] error[E0261]: use of undeclared lifetime name `'a` [INFO] [stderr] --> src/scanner.rs:9:14 [INFO] [stderr] | [INFO] [stderr] 9 | impl Scanner<'a> { [INFO] [stderr] | - ^^ undeclared lifetime [INFO] [stderr] | | [INFO] [stderr] | help: consider introducing lifetime `'a` here: `<'a>` [INFO] [stderr] [INFO] [stderr] error[E0261]: use of undeclared lifetime name `'a` [INFO] [stderr] --> src/scanner.rs:10:25 [INFO] [stderr] | [INFO] [stderr] 10 | pub fn new(source: &'a str) -> Scanner { [INFO] [stderr] | ^^ undeclared lifetime [INFO] [stderr] | [INFO] [stderr] help: consider introducing lifetime `'a` here [INFO] [stderr] | [INFO] [stderr] 9 | impl<'a> Scanner<'a> { [INFO] [stderr] | ^^^^ [INFO] [stderr] help: consider introducing lifetime `'a` here [INFO] [stderr] | [INFO] [stderr] 10 | pub fn new<'a>(source: &'a str) -> Scanner { [INFO] [stderr] | ^^^^ [INFO] [stderr] [INFO] [stderr] error[E0106]: missing lifetime specifier [INFO] [stderr] --> src/scanner.rs:10:36 [INFO] [stderr] | [INFO] [stderr] 10 | pub fn new(source: &'a str) -> Scanner { [INFO] [stderr] | ^^^^^^^ help: consider giving it an explicit bounded or 'static lifetime: `Scanner + 'static` [INFO] [stderr] | [INFO] [stderr] = help: this function's return type contains a borrowed value with an elided lifetime, but the lifetime cannot be derived from the arguments [INFO] [stderr] [INFO] [stderr] error[E0261]: use of undeclared lifetime name `'a` [INFO] [stderr] --> src/scanner.rs:39:43 [INFO] [stderr] | [INFO] [stderr] 39 | pub fn scan_token(&mut self) -> Token<'a> { [INFO] [stderr] | ^^ undeclared lifetime [INFO] [stderr] | [INFO] [stderr] help: consider introducing lifetime `'a` here [INFO] [stderr] | [INFO] [stderr] 9 | impl<'a> Scanner<'a> { [INFO] [stderr] | ^^^^ [INFO] [stderr] help: consider introducing lifetime `'a` here [INFO] [stderr] | [INFO] [stderr] 39 | pub fn scan_token<'a>(&mut self) -> Token<'a> { [INFO] [stderr] | ^^^^ [INFO] [stderr] [INFO] [stderr] error[E0261]: use of undeclared lifetime name `'a` [INFO] [stderr] --> src/scanner.rs:140:53 [INFO] [stderr] | [INFO] [stderr] 140 | fn make_token(&mut self, t: TokenType) -> Token<'a> { [INFO] [stderr] | ^^ undeclared lifetime [INFO] [stderr] | [INFO] [stderr] help: consider introducing lifetime `'a` here [INFO] [stderr] | [INFO] [stderr] 9 | impl<'a> Scanner<'a> { [INFO] [stderr] | ^^^^ [INFO] [stderr] help: consider introducing lifetime `'a` here [INFO] [stderr] | [INFO] [stderr] 140 | fn make_token<'a>(&mut self, t: TokenType) -> Token<'a> { [INFO] [stderr] | ^^^^ [INFO] [stderr] [INFO] [stderr] error[E0261]: use of undeclared lifetime name `'a` [INFO] [stderr] --> src/scanner.rs:162:39 [INFO] [stderr] | [INFO] [stderr] 162 | pub fn string(&mut self) -> Token<'a> { [INFO] [stderr] | ^^ undeclared lifetime [INFO] [stderr] | [INFO] [stderr] help: consider introducing lifetime `'a` here [INFO] [stderr] | [INFO] [stderr] 9 | impl<'a> Scanner<'a> { [INFO] [stderr] | ^^^^ [INFO] [stderr] help: consider introducing lifetime `'a` here [INFO] [stderr] | [INFO] [stderr] 162 | pub fn string<'a>(&mut self) -> Token<'a> { [INFO] [stderr] | ^^^^ [INFO] [stderr] [INFO] [stderr] error[E0261]: use of undeclared lifetime name `'a` [INFO] [stderr] --> src/scanner.rs:179:39 [INFO] [stderr] | [INFO] [stderr] 179 | pub fn number(&mut self) -> Token<'a> { [INFO] [stderr] | ^^ undeclared lifetime [INFO] [stderr] | [INFO] [stderr] help: consider introducing lifetime `'a` here [INFO] [stderr] | [INFO] [stderr] 9 | impl<'a> Scanner<'a> { [INFO] [stderr] | ^^^^ [INFO] [stderr] help: consider introducing lifetime `'a` here [INFO] [stderr] | [INFO] [stderr] 179 | pub fn number<'a>(&mut self) -> Token<'a> { [INFO] [stderr] | ^^^^ [INFO] [stderr] [INFO] [stderr] error[E0261]: use of undeclared lifetime name `'a` [INFO] [stderr] --> src/scanner.rs:196:43 [INFO] [stderr] | [INFO] [stderr] 196 | pub fn identifier(&mut self) -> Token<'a> { [INFO] [stderr] | ^^ undeclared lifetime [INFO] [stderr] | [INFO] [stderr] help: consider introducing lifetime `'a` here [INFO] [stderr] | [INFO] [stderr] 9 | impl<'a> Scanner<'a> { [INFO] [stderr] | ^^^^ [INFO] [stderr] help: consider introducing lifetime `'a` here [INFO] [stderr] | [INFO] [stderr] 196 | pub fn identifier<'a>(&mut self) -> Token<'a> { [INFO] [stderr] | ^^^^ [INFO] [stderr] [INFO] [stderr] error[E0261]: use of undeclared lifetime name `'a` [INFO] [stderr] --> src/token.rs:63:12 [INFO] [stderr] | [INFO] [stderr] 63 | impl Token<'a> { [INFO] [stderr] | - ^^ undeclared lifetime [INFO] [stderr] | | [INFO] [stderr] | help: consider introducing lifetime `'a` here: `<'a>` [INFO] [stderr] [INFO] [stderr] error: aborting due to 14 previous errors; 4 warnings emitted [INFO] [stderr] [INFO] [stderr] Some errors have detailed explanations: E0106, E0261, E0554, E0705. [INFO] [stderr] For more information about an error, try `rustc --explain E0106`. [INFO] [stderr] error: could not compile `lox`. [INFO] [stderr] [INFO] [stderr] To learn more, run the command again with --verbose. [INFO] running `"docker" "inspect" "f2c3241f25ffed89d2b12ca31ac5b3499712217c590d09ebb5ba73f2286812fb"` [INFO] running `"docker" "rm" "-f" "f2c3241f25ffed89d2b12ca31ac5b3499712217c590d09ebb5ba73f2286812fb"` [INFO] [stdout] f2c3241f25ffed89d2b12ca31ac5b3499712217c590d09ebb5ba73f2286812fb