[INFO] cloning repository https://github.com/SampoPaukkonen/Building-an-interpreter-with-Rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/SampoPaukkonen/Building-an-interpreter-with-Rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSampoPaukkonen%2FBuilding-an-interpreter-with-Rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSampoPaukkonen%2FBuilding-an-interpreter-with-Rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b64b792500a458d45ad889ced8541c0121f58a6a
[INFO] checking SampoPaukkonen/Building-an-interpreter-with-Rust against master#3aedcf06b73fc36feeebca3d579e1d2a6c40acc5 for pr-65819
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSampoPaukkonen%2FBuilding-an-interpreter-with-Rust" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/SampoPaukkonen/Building-an-interpreter-with-Rust on toolchain 3aedcf06b73fc36feeebca3d579e1d2a6c40acc5
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3aedcf06b73fc36feeebca3d579e1d2a6c40acc5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/SampoPaukkonen/Building-an-interpreter-with-Rust
[INFO] finished tweaking git repo https://github.com/SampoPaukkonen/Building-an-interpreter-with-Rust
[INFO] tweaked toml for git repo https://github.com/SampoPaukkonen/Building-an-interpreter-with-Rust written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/SampoPaukkonen/Building-an-interpreter-with-Rust already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3aedcf06b73fc36feeebca3d579e1d2a6c40acc5" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:c46a2d1a26fb48b37929c74ca49dd9409f2375a0a3bdb8fe07617f3ffccaa889" "/opt/rustwide/cargo-home/bin/cargo" "+3aedcf06b73fc36feeebca3d579e1d2a6c40acc5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] caea28eb1ded25bdd649b4810e9ea3b315038e535f17fb11a9a0fb06f68113b1
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "caea28eb1ded25bdd649b4810e9ea3b315038e535f17fb11a9a0fb06f68113b1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "caea28eb1ded25bdd649b4810e9ea3b315038e535f17fb11a9a0fb06f68113b1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "caea28eb1ded25bdd649b4810e9ea3b315038e535f17fb11a9a0fb06f68113b1", kill_on_drop: false }`
[INFO] [stdout] caea28eb1ded25bdd649b4810e9ea3b315038e535f17fb11a9a0fb06f68113b1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:c46a2d1a26fb48b37929c74ca49dd9409f2375a0a3bdb8fe07617f3ffccaa889" "/opt/rustwide/cargo-home/bin/cargo" "+3aedcf06b73fc36feeebca3d579e1d2a6c40acc5" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ec5a8d7889fa80a9b9734c67e528c4e8663dcda6436fa2120f5b16e1d3e8f34c
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "ec5a8d7889fa80a9b9734c67e528c4e8663dcda6436fa2120f5b16e1d3e8f34c", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking jlox v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0423]: expected value, found macro `line`
[INFO] [stdout]   --> src/lib.rs:92:95
[INFO] [stdout]    |
[INFO] [stdout] 92 |         self.tokens.push(Token::new(TokenType::EOF, String::from(""), String::from("FOOBAR"), line));
[INFO] [stdout]    |                                                                                               ^^^^ help: you might have meant to use the available field: `self.line`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0726]: implicit elided lifetime not allowed here
[INFO] [stdout]   --> src/lib.rs:55:6
[INFO] [stdout]    |
[INFO] [stdout] 55 | impl Scanner {
[INFO] [stdout]    |      ^^^^^^^- help: indicate the anonymous lifetime: `<'_>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `LEFT_PAREN` should have an upper camel case name
[INFO] [stdout]    --> src/lib.rs:123:5
[INFO] [stdout]     |
[INFO] [stdout] 123 |     LEFT_PAREN,
[INFO] [stdout]     |     ^^^^^^^^^^ help: convert the identifier to upper camel case: `LeftParen`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(non_camel_case_types)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `RIGHT_PAREN` should have an upper camel case name
[INFO] [stdout]    --> src/lib.rs:124:5
[INFO] [stdout]     |
[INFO] [stdout] 124 |     RIGHT_PAREN,
[INFO] [stdout]     |     ^^^^^^^^^^^ help: convert the identifier to upper camel case: `RightParen`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `LEFT_BRACE` should have an upper camel case name
[INFO] [stdout]    --> src/lib.rs:125:5
[INFO] [stdout]     |
[INFO] [stdout] 125 |     LEFT_BRACE,
[INFO] [stdout]     |     ^^^^^^^^^^ help: convert the identifier to upper camel case: `LeftBrace`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `RIGHT_BRACE` should have an upper camel case name
[INFO] [stdout]    --> src/lib.rs:126:5
[INFO] [stdout]     |
[INFO] [stdout] 126 |     RIGHT_BRACE,
[INFO] [stdout]     |     ^^^^^^^^^^^ help: convert the identifier to upper camel case: `RightBrace`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `BANG_EQUAL` should have an upper camel case name
[INFO] [stdout]    --> src/lib.rs:135:5
[INFO] [stdout]     |
[INFO] [stdout] 135 |     BANG_EQUAL,
[INFO] [stdout]     |     ^^^^^^^^^^ help: convert the identifier to upper camel case: `BangEqual`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `EQUAL_EQUAL` should have an upper camel case name
[INFO] [stdout]    --> src/lib.rs:137:5
[INFO] [stdout]     |
[INFO] [stdout] 137 |     EQUAL_EQUAL,
[INFO] [stdout]     |     ^^^^^^^^^^^ help: convert the identifier to upper camel case: `EqualEqual`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `GREATER_EQUAL` should have an upper camel case name
[INFO] [stdout]    --> src/lib.rs:139:5
[INFO] [stdout]     |
[INFO] [stdout] 139 |     GREATER_EQUAL,
[INFO] [stdout]     |     ^^^^^^^^^^^^^ help: convert the identifier to upper camel case: `GreaterEqual`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `LESS_EQUAL` should have an upper camel case name
[INFO] [stdout]    --> src/lib.rs:141:5
[INFO] [stdout]     |
[INFO] [stdout] 141 |     LESS_EQUAL,
[INFO] [stdout]     |     ^^^^^^^^^^ help: convert the identifier to upper camel case: `LessEqual`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0423]: expected value, found macro `line`
[INFO] [stdout]   --> src/lib.rs:92:95
[INFO] [stdout]    |
[INFO] [stdout] 92 |         self.tokens.push(Token::new(TokenType::EOF, String::from(""), String::from("FOOBAR"), line));
[INFO] [stdout]    |                                                                                               ^^^^ help: you might have meant to use the available field: `self.line`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0726]: implicit elided lifetime not allowed here
[INFO] [stdout]   --> src/lib.rs:55:6
[INFO] [stdout]    |
[INFO] [stdout] 55 | impl Scanner {
[INFO] [stdout]    |      ^^^^^^^- help: indicate the anonymous lifetime: `<'_>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `LEFT_PAREN` should have an upper camel case name
[INFO] [stdout]    --> src/lib.rs:123:5
[INFO] [stdout]     |
[INFO] [stdout] 123 |     LEFT_PAREN,
[INFO] [stdout]     |     ^^^^^^^^^^ help: convert the identifier to upper camel case: `LeftParen`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(non_camel_case_types)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `RIGHT_PAREN` should have an upper camel case name
[INFO] [stdout]    --> src/lib.rs:124:5
[INFO] [stdout]     |
[INFO] [stdout] 124 |     RIGHT_PAREN,
[INFO] [stdout]     |     ^^^^^^^^^^^ help: convert the identifier to upper camel case: `RightParen`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `LEFT_BRACE` should have an upper camel case name
[INFO] [stdout]    --> src/lib.rs:125:5
[INFO] [stdout]     |
[INFO] [stdout] 125 |     LEFT_BRACE,
[INFO] [stdout]     |     ^^^^^^^^^^ help: convert the identifier to upper camel case: `LeftBrace`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `RIGHT_BRACE` should have an upper camel case name
[INFO] [stdout]    --> src/lib.rs:126:5
[INFO] [stdout]     |
[INFO] [stdout] 126 |     RIGHT_BRACE,
[INFO] [stdout]     |     ^^^^^^^^^^^ help: convert the identifier to upper camel case: `RightBrace`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `BANG_EQUAL` should have an upper camel case name
[INFO] [stdout]    --> src/lib.rs:135:5
[INFO] [stdout]     |
[INFO] [stdout] 135 |     BANG_EQUAL,
[INFO] [stdout]     |     ^^^^^^^^^^ help: convert the identifier to upper camel case: `BangEqual`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `EQUAL_EQUAL` should have an upper camel case name
[INFO] [stdout]    --> src/lib.rs:137:5
[INFO] [stdout]     |
[INFO] [stdout] 137 |     EQUAL_EQUAL,
[INFO] [stdout]     |     ^^^^^^^^^^^ help: convert the identifier to upper camel case: `EqualEqual`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `GREATER_EQUAL` should have an upper camel case name
[INFO] [stdout]    --> src/lib.rs:139:5
[INFO] [stdout]     |
[INFO] [stdout] 139 |     GREATER_EQUAL,
[INFO] [stdout]     |     ^^^^^^^^^^^^^ help: convert the identifier to upper camel case: `GreaterEqual`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `LESS_EQUAL` should have an upper camel case name
[INFO] [stdout]    --> src/lib.rs:141:5
[INFO] [stdout]     |
[INFO] [stdout] 141 |     LESS_EQUAL,
[INFO] [stdout]     |     ^^^^^^^^^^ help: convert the identifier to upper camel case: `LessEqual`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0107]: this struct takes 0 lifetime arguments but 1 lifetime argument was supplied
[INFO] [stdout]    --> src/lib.rs:47:14
[INFO] [stdout]     |
[INFO] [stdout] 47  |  pub source: String<'a>,
[INFO] [stdout]     |              ^^^^^^---- help: remove these generics
[INFO] [stdout]     |              |
[INFO] [stdout]     |              expected 0 lifetime arguments
[INFO] [stdout]     |
[INFO] [stdout] note: struct defined here, with 0 lifetime parameters
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0106]: missing lifetime specifier
[INFO] [stdout]   --> src/lib.rs:56:35
[INFO] [stdout]    |
[INFO] [stdout] 56 |     pub fn new(source: String) -> Scanner {
[INFO] [stdout]    |                                   ^^^^^^^ expected named lifetime parameter
[INFO] [stdout]    |
[INFO] [stdout]    = help: this function's return type contains a borrowed value with an elided lifetime, but the lifetime cannot be derived from the arguments
[INFO] [stdout] help: consider using the `'static` lifetime
[INFO] [stdout]    |
[INFO] [stdout] 56 |     pub fn new(source: String) -> Scanner<'static> {
[INFO] [stdout]    |                                   ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 4 previous errors; 8 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0106, E0107, E0423.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0106`.
[INFO] [stdout] 
[INFO] [stdout] error[E0107]: this struct takes 0 lifetime arguments but 1 lifetime argument was supplied
[INFO] [stdout]    --> src/lib.rs:47:14
[INFO] [stdout]     |
[INFO] [stdout] 47  |  pub source: String<'a>,
[INFO] [stdout]     |              ^^^^^^---- help: remove these generics
[INFO] [stdout]     |              |
[INFO] [stdout]     |              expected 0 lifetime arguments
[INFO] [stdout]     |
[INFO] [stdout] note: struct defined here, with 0 lifetime parameters
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0106]: missing lifetime specifier
[INFO] [stdout]   --> src/lib.rs:56:35
[INFO] [stdout]    |
[INFO] [stdout] 56 |     pub fn new(source: String) -> Scanner {
[INFO] [stdout]    |                                   ^^^^^^^ expected named lifetime parameter
[INFO] [stdout]    |
[INFO] [stdout]    = help: this function's return type contains a borrowed value with an elided lifetime, but the lifetime cannot be derived from the arguments
[INFO] [stdout] help: consider using the `'static` lifetime
[INFO] [stdout]    |
[INFO] [stdout] 56 |     pub fn new(source: String) -> Scanner<'static> {
[INFO] [stdout]    |                                   ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 4 previous errors; 8 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0106, E0107, E0423.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `jlox`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] For more information about an error, try `rustc --explain E0106`.
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "ec5a8d7889fa80a9b9734c67e528c4e8663dcda6436fa2120f5b16e1d3e8f34c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ec5a8d7889fa80a9b9734c67e528c4e8663dcda6436fa2120f5b16e1d3e8f34c", kill_on_drop: false }`
[INFO] [stdout] ec5a8d7889fa80a9b9734c67e528c4e8663dcda6436fa2120f5b16e1d3e8f34c