[INFO] cloning repository https://github.com/mgill25/RLox [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mgill25/RLox" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmgill25%2FRLox", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmgill25%2FRLox'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] f5723a5d57fe9d862e4b230e2baa578cf219c4e3 [INFO] checking mgill25/RLox against master#06194cadcd0948a7100b46737f61e82b8c00d632 for pr-117967-2 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmgill25%2FRLox" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/mgill25/RLox on toolchain 06194cadcd0948a7100b46737f61e82b8c00d632 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+06194cadcd0948a7100b46737f61e82b8c00d632" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/mgill25/RLox [INFO] finished tweaking git repo https://github.com/mgill25/RLox [INFO] tweaked toml for git repo https://github.com/mgill25/RLox written to /workspace/builds/worker-0-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/mgill25/RLox already has a lockfile, it will not be regenerated [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+06194cadcd0948a7100b46737f61e82b8c00d632" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [ERROR] error running command: no output for 300 seconds [ERROR] this task or one of its parent failed! [ERROR] no output for 300 seconds [ERROR] note: run with `RUST_BACKTRACE=1` to display a backtrace. [INFO] checking mgill25/RLox against try#6e8eb3d1ba265821f8cc640134ce012d1ff211d8 for pr-117967-2 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmgill25%2FRLox" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/mgill25/RLox on toolchain 6e8eb3d1ba265821f8cc640134ce012d1ff211d8 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+6e8eb3d1ba265821f8cc640134ce012d1ff211d8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/mgill25/RLox [INFO] finished tweaking git repo https://github.com/mgill25/RLox [INFO] tweaked toml for git repo https://github.com/mgill25/RLox written to /workspace/builds/worker-0-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/mgill25/RLox already has a lockfile, it will not be regenerated [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+6e8eb3d1ba265821f8cc640134ce012d1ff211d8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:dff56e7819e73ed36160586b3445e93eb0be776c16704aeeded9c3fb668b2384" "/opt/rustwide/cargo-home/bin/cargo" "+6e8eb3d1ba265821f8cc640134ce012d1ff211d8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] f11423cd78dec0599bb58c45fdbc08c736da49ff639acb522ad0892c2bbfe8e6 [INFO] running `Command { std: "docker" "start" "-a" "f11423cd78dec0599bb58c45fdbc08c736da49ff639acb522ad0892c2bbfe8e6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "f11423cd78dec0599bb58c45fdbc08c736da49ff639acb522ad0892c2bbfe8e6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f11423cd78dec0599bb58c45fdbc08c736da49ff639acb522ad0892c2bbfe8e6", kill_on_drop: false }` [INFO] [stdout] f11423cd78dec0599bb58c45fdbc08c736da49ff639acb522ad0892c2bbfe8e6 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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" "RUSTDOCFLAGS=--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:dff56e7819e73ed36160586b3445e93eb0be776c16704aeeded9c3fb668b2384" "/opt/rustwide/cargo-home/bin/cargo" "+6e8eb3d1ba265821f8cc640134ce012d1ff211d8" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] e796eee68199754fb16b11249b413d17db5f241064c81637974e77410043a0ff [INFO] running `Command { std: "docker" "start" "-a" "e796eee68199754fb16b11249b413d17db5f241064c81637974e77410043a0ff", kill_on_drop: false }` [INFO] [stderr] Checking rlox v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: variants `String`, `True`, `False`, `Bang`, `BangEqual`, and `EqualEqual` are never constructed [INFO] [stdout] --> src/tokentype.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 2 | pub enum TokenType { [INFO] [stdout] | --------- variants in this enum [INFO] [stdout] 3 | Number, [INFO] [stdout] 4 | String, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] 5 | True, False, [INFO] [stdout] | ^^^^ ^^^^^ [INFO] [stdout] 6 | Plus, Minus, Star, Slash, [INFO] [stdout] 7 | Bang, [INFO] [stdout] | ^^^^ [INFO] [stdout] 8 | EOF, [INFO] [stdout] 9 | BangEqual, EqualEqual [INFO] [stdout] | ^^^^^^^^^ ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `TokenType` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `lexeme`, `token_type`, `precedence`, `assoc`, and `literal` are never read [INFO] [stdout] --> src/token.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 6 | pub struct Token { [INFO] [stdout] | ----- fields in this struct [INFO] [stdout] 7 | lexeme: String, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] 8 | token_type: TokenType, [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] 9 | precedence: u32, [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] 10 | assoc: Associativity, [INFO] [stdout] | ^^^^^ [INFO] [stdout] 11 | literal: Literal, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Token` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant `RIGHT` is never constructed [INFO] [stdout] --> src/associativity.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 2 | pub enum Associativity { [INFO] [stdout] | ------------- variant in this enum [INFO] [stdout] 3 | LEFT, [INFO] [stdout] 4 | RIGHT [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Associativity` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/literals.rs:6:12 [INFO] [stdout] | [INFO] [stdout] 6 | Double(f64), [INFO] [stdout] | ------ ^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 6 | Double(()), [INFO] [stdout] | ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant `String` is never constructed [INFO] [stdout] --> src/literals.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 4 | pub enum Literal { [INFO] [stdout] | ------- variant in this enum [INFO] [stdout] ... [INFO] [stdout] 7 | String(String), [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Literal` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variants `String`, `True`, `False`, `Bang`, `BangEqual`, and `EqualEqual` are never constructed [INFO] [stdout] --> src/tokentype.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 2 | pub enum TokenType { [INFO] [stdout] | --------- variants in this enum [INFO] [stdout] 3 | Number, [INFO] [stdout] 4 | String, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] 5 | True, False, [INFO] [stdout] | ^^^^ ^^^^^ [INFO] [stdout] 6 | Plus, Minus, Star, Slash, [INFO] [stdout] 7 | Bang, [INFO] [stdout] | ^^^^ [INFO] [stdout] 8 | EOF, [INFO] [stdout] 9 | BangEqual, EqualEqual [INFO] [stdout] | ^^^^^^^^^ ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `TokenType` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `lexeme`, `token_type`, `precedence`, `assoc`, and `literal` are never read [INFO] [stdout] --> src/token.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 6 | pub struct Token { [INFO] [stdout] | ----- fields in this struct [INFO] [stdout] 7 | lexeme: String, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] 8 | token_type: TokenType, [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] 9 | precedence: u32, [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] 10 | assoc: Associativity, [INFO] [stdout] | ^^^^^ [INFO] [stdout] 11 | literal: Literal, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Token` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant `RIGHT` is never constructed [INFO] [stdout] --> src/associativity.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 2 | pub enum Associativity { [INFO] [stdout] | ------------- variant in this enum [INFO] [stdout] 3 | LEFT, [INFO] [stdout] 4 | RIGHT [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Associativity` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/literals.rs:6:12 [INFO] [stdout] | [INFO] [stdout] 6 | Double(f64), [INFO] [stdout] | ------ ^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 6 | Double(()), [INFO] [stdout] | ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant `String` is never constructed [INFO] [stdout] --> src/literals.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 4 | pub enum Literal { [INFO] [stdout] | ------- variant in this enum [INFO] [stdout] ... [INFO] [stdout] 7 | String(String), [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Literal` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.12s [INFO] running `Command { std: "docker" "inspect" "e796eee68199754fb16b11249b413d17db5f241064c81637974e77410043a0ff", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e796eee68199754fb16b11249b413d17db5f241064c81637974e77410043a0ff", kill_on_drop: false }` [INFO] [stdout] e796eee68199754fb16b11249b413d17db5f241064c81637974e77410043a0ff