[INFO] cloning repository https://github.com/aksh93/rust-engine [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/aksh93/rust-engine" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Faksh93%2Frust-engine", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Faksh93%2Frust-engine'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 880614df6311af83bad0efe933e15afd495748ce [INFO] testing aksh93/rust-engine against try#722e1797249a965b6335aebd65d777f917e498f1 for pr-91031 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Faksh93%2Frust-engine" "/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/aksh93/rust-engine on toolchain 722e1797249a965b6335aebd65d777f917e498f1 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/aksh93/rust-engine [INFO] finished tweaking git repo https://github.com/aksh93/rust-engine [INFO] tweaked toml for git repo https://github.com/aksh93/rust-engine written to /workspace/builds/worker-4/source/Cargo.toml [INFO] crate git repo https://github.com/aksh93/rust-engine already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "fetch" "--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 195ed98c6c324549ec79b8d8a8ffe38db5ffc94fd54e3fc31eaf0ba61a3f36da [INFO] running `Command { std: "docker" "start" "-a" "195ed98c6c324549ec79b8d8a8ffe38db5ffc94fd54e3fc31eaf0ba61a3f36da", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "195ed98c6c324549ec79b8d8a8ffe38db5ffc94fd54e3fc31eaf0ba61a3f36da", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "195ed98c6c324549ec79b8d8a8ffe38db5ffc94fd54e3fc31eaf0ba61a3f36da", kill_on_drop: false }` [INFO] [stdout] 195ed98c6c324549ec79b8d8a8ffe38db5ffc94fd54e3fc31eaf0ba61a3f36da [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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 2876d9d35b9c0839fa323a83b4a7a3e6d774e6cf6fa7511062e1879ff75101e7 [INFO] running `Command { std: "docker" "start" "-a" "2876d9d35b9c0839fa323a83b4a7a3e6d774e6cf6fa7511062e1879ff75101e7", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling rust-engine v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: field is never read: `children` [INFO] [stdout] --> src/html.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | children: Vec, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `node_type` [INFO] [stdout] --> src/html.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 6 | node_type: NodeType, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `tag_name` [INFO] [stdout] --> src/html.rs:17:5 [INFO] [stdout] | [INFO] [stdout] 17 | tag_name: String, [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `attributes` [INFO] [stdout] --> src/html.rs:18:5 [INFO] [stdout] | [INFO] [stdout] 18 | attributes: AttrMap, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `rules` [INFO] [stdout] --> src/css.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | rules: Vec, [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `selectors` [INFO] [stdout] --> src/css.rs:8:5 [INFO] [stdout] | [INFO] [stdout] 8 | selectors: Vec, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `declarations` [INFO] [stdout] --> src/css.rs:9:5 [INFO] [stdout] | [INFO] [stdout] 9 | declarations: Vec, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `name` [INFO] [stdout] --> src/css.rs:39:5 [INFO] [stdout] | [INFO] [stdout] 39 | name: String, [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `value` [INFO] [stdout] --> src/css.rs:40:5 [INFO] [stdout] | [INFO] [stdout] 40 | value: Value, [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `r` [INFO] [stdout] --> src/css.rs:57:5 [INFO] [stdout] | [INFO] [stdout] 57 | r: u8, [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `g` [INFO] [stdout] --> src/css.rs:58:5 [INFO] [stdout] | [INFO] [stdout] 58 | g: u8, [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `b` [INFO] [stdout] --> src/css.rs:59:5 [INFO] [stdout] | [INFO] [stdout] 59 | b: u8, [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `a` [INFO] [stdout] --> src/css.rs:60:5 [INFO] [stdout] | [INFO] [stdout] 60 | a: u8, [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 13 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.97s [INFO] running `Command { std: "docker" "inspect" "2876d9d35b9c0839fa323a83b4a7a3e6d774e6cf6fa7511062e1879ff75101e7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2876d9d35b9c0839fa323a83b4a7a3e6d774e6cf6fa7511062e1879ff75101e7", kill_on_drop: false }` [INFO] [stdout] 2876d9d35b9c0839fa323a83b4a7a3e6d774e6cf6fa7511062e1879ff75101e7 [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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 402b36fcbdf54a94b9d49fc444d0d378922be3d7b77209816892939216dbf210 [INFO] running `Command { std: "docker" "start" "-a" "402b36fcbdf54a94b9d49fc444d0d378922be3d7b77209816892939216dbf210", kill_on_drop: false }` [INFO] [stderr] Compiling rust-engine v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: field is never read: `children` [INFO] [stdout] --> src/html.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | children: Vec, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `node_type` [INFO] [stdout] --> src/html.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 6 | node_type: NodeType, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `tag_name` [INFO] [stdout] --> src/html.rs:17:5 [INFO] [stdout] | [INFO] [stdout] 17 | tag_name: String, [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `attributes` [INFO] [stdout] --> src/html.rs:18:5 [INFO] [stdout] | [INFO] [stdout] 18 | attributes: AttrMap, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `rules` [INFO] [stdout] --> src/css.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | rules: Vec, [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `selectors` [INFO] [stdout] --> src/css.rs:8:5 [INFO] [stdout] | [INFO] [stdout] 8 | selectors: Vec, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `declarations` [INFO] [stdout] --> src/css.rs:9:5 [INFO] [stdout] | [INFO] [stdout] 9 | declarations: Vec, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `name` [INFO] [stdout] --> src/css.rs:39:5 [INFO] [stdout] | [INFO] [stdout] 39 | name: String, [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `value` [INFO] [stdout] --> src/css.rs:40:5 [INFO] [stdout] | [INFO] [stdout] 40 | value: Value, [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `r` [INFO] [stdout] --> src/css.rs:57:5 [INFO] [stdout] | [INFO] [stdout] 57 | r: u8, [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `g` [INFO] [stdout] --> src/css.rs:58:5 [INFO] [stdout] | [INFO] [stdout] 58 | g: u8, [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `b` [INFO] [stdout] --> src/css.rs:59:5 [INFO] [stdout] | [INFO] [stdout] 59 | b: u8, [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `a` [INFO] [stdout] --> src/css.rs:60:5 [INFO] [stdout] | [INFO] [stdout] 60 | a: u8, [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 13 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.68s [INFO] running `Command { std: "docker" "inspect" "402b36fcbdf54a94b9d49fc444d0d378922be3d7b77209816892939216dbf210", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "402b36fcbdf54a94b9d49fc444d0d378922be3d7b77209816892939216dbf210", kill_on_drop: false }` [INFO] [stdout] 402b36fcbdf54a94b9d49fc444d0d378922be3d7b77209816892939216dbf210 [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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 372b282f486edb14f5ed361c85cbc56f4246b3dd5f4ed952c09afae37e024fa7 [INFO] running `Command { std: "docker" "start" "-a" "372b282f486edb14f5ed361c85cbc56f4246b3dd5f4ed952c09afae37e024fa7", kill_on_drop: false }` [INFO] [stderr] warning: field is never read: `children` [INFO] [stderr] --> src/html.rs:5:5 [INFO] [stderr] | [INFO] [stderr] 5 | children: Vec, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: field is never read: `node_type` [INFO] [stderr] --> src/html.rs:6:5 [INFO] [stderr] | [INFO] [stderr] 6 | node_type: NodeType, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: field is never read: `tag_name` [INFO] [stderr] --> src/html.rs:17:5 [INFO] [stderr] | [INFO] [stderr] 17 | tag_name: String, [INFO] [stderr] | ^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: field is never read: `attributes` [INFO] [stderr] --> src/html.rs:18:5 [INFO] [stderr] | [INFO] [stderr] 18 | attributes: AttrMap, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: field is never read: `rules` [INFO] [stderr] --> src/css.rs:3:5 [INFO] [stderr] | [INFO] [stderr] 3 | rules: Vec, [INFO] [stderr] | ^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: field is never read: `selectors` [INFO] [stderr] --> src/css.rs:8:5 [INFO] [stderr] | [INFO] [stderr] 8 | selectors: Vec, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: field is never read: `declarations` [INFO] [stderr] --> src/css.rs:9:5 [INFO] [stderr] | [INFO] [stderr] 9 | declarations: Vec, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: field is never read: `name` [INFO] [stderr] --> src/css.rs:39:5 [INFO] [stderr] | [INFO] [stderr] 39 | name: String, [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: field is never read: `value` [INFO] [stderr] --> src/css.rs:40:5 [INFO] [stderr] | [INFO] [stderr] 40 | value: Value, [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: field is never read: `r` [INFO] [stderr] --> src/css.rs:57:5 [INFO] [stderr] | [INFO] [stderr] 57 | r: u8, [INFO] [stderr] | ^^^^^ [INFO] [stderr] [INFO] [stderr] warning: field is never read: `g` [INFO] [stderr] --> src/css.rs:58:5 [INFO] [stderr] | [INFO] [stderr] 58 | g: u8, [INFO] [stderr] | ^^^^^ [INFO] [stderr] [INFO] [stderr] warning: field is never read: `b` [INFO] [stderr] --> src/css.rs:59:5 [INFO] [stderr] | [INFO] [stderr] 59 | b: u8, [INFO] [stderr] | ^^^^^ [INFO] [stderr] [INFO] [stderr] warning: field is never read: `a` [INFO] [stderr] --> src/css.rs:60:5 [INFO] [stderr] | [INFO] [stderr] 60 | a: u8, [INFO] [stderr] | ^^^^^ [INFO] [stderr] [INFO] [stderr] warning: `rust-engine` (bin "rust-engine" test) generated 13 warnings [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.02s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/rust_engine-0f867dece8d29901) [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "372b282f486edb14f5ed361c85cbc56f4246b3dd5f4ed952c09afae37e024fa7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "372b282f486edb14f5ed361c85cbc56f4246b3dd5f4ed952c09afae37e024fa7", kill_on_drop: false }` [INFO] [stdout] 372b282f486edb14f5ed361c85cbc56f4246b3dd5f4ed952c09afae37e024fa7