[INFO] fetching crate oofs 0.2.3...
[INFO] checking oofs-0.2.3 against master#ab869e094a907cc5d19b4080f22eccaf347f1f95 for pr-129604
[INFO] extracting crate oofs 0.2.3 into /workspace/builds/worker-3-tc1/source
[INFO] validating manifest of crates.io crate oofs 0.2.3 on toolchain ab869e094a907cc5d19b4080f22eccaf347f1f95
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate oofs 0.2.3
[INFO] finished tweaking crates.io crate oofs 0.2.3
[INFO] tweaked toml for crates.io crate oofs 0.2.3 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 17 packages to latest compatible versions
[INFO] [stderr]       Adding syn v1.0.109 (latest: v2.0.77)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded oofs_derive v0.2.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9b19713acb6a542580d691617cfe0a5b03e675d4b37d8c81e838da244942e5b7
[INFO] running `Command { std: "docker" "start" "-a" "9b19713acb6a542580d691617cfe0a5b03e675d4b37d8c81e838da244942e5b7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9b19713acb6a542580d691617cfe0a5b03e675d4b37d8c81e838da244942e5b7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9b19713acb6a542580d691617cfe0a5b03e675d4b37d8c81e838da244942e5b7", kill_on_drop: false }`
[INFO] [stdout] 9b19713acb6a542580d691617cfe0a5b03e675d4b37d8c81e838da244942e5b7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9d860f7688c6a0efbf99344623b3aa93c68176b9aba4d4ac83b30de672da5e08
[INFO] running `Command { std: "docker" "start" "-a" "9d860f7688c6a0efbf99344623b3aa93c68176b9aba4d4ac83b30de672da5e08", kill_on_drop: false }`
[INFO] [stderr]    Compiling version_check v0.9.5
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling paste v1.0.15
[INFO] [stderr]     Checking serde v1.0.209
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]     Checking serde_json v1.0.127
[INFO] [stderr]    Compiling oofs_derive v0.2.3
[INFO] [stderr]     Checking oofs v0.2.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: methods `is_custom` and `is_generated` are never used
[INFO] [stdout]   --> src/context.rs:37:19
[INFO] [stdout]    |
[INFO] [stdout] 32 | impl Context {
[INFO] [stdout]    | ------------ methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 37 |     pub(crate) fn is_custom(&self) -> bool {
[INFO] [stdout]    |                   ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 41 |     pub(crate) fn is_generated(&self) -> bool {
[INFO] [stdout]    |                   ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `is_custom` and `is_generated` are never used
[INFO] [stdout]   --> src/context.rs:37:19
[INFO] [stdout]    |
[INFO] [stdout] 32 | impl Context {
[INFO] [stdout]    | ------------ methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 37 |     pub(crate) fn is_custom(&self) -> bool {
[INFO] [stdout]    |                   ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 41 |     pub(crate) fn is_generated(&self) -> bool {
[INFO] [stdout]    |                   ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> src/var_check.rs:105:24
[INFO] [stdout]     |
[INFO] [stdout] 105 |     pub struct NoDebug(String);
[INFO] [stdout]     |                ------- ^^^^^^
[INFO] [stdout]     |                |
[INFO] [stdout]     |                field in this struct
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider removing this field
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> tests/basic.rs:51:8
[INFO] [stdout]    |
[INFO] [stdout] 50 | impl MyStruct {
[INFO] [stdout]    | ------------- associated function in this implementation
[INFO] [stdout] 51 |     fn new() -> Result<Self, Oof> {
[INFO] [stdout]    |        ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 8.05s
[INFO] running `Command { std: "docker" "inspect" "9d860f7688c6a0efbf99344623b3aa93c68176b9aba4d4ac83b30de672da5e08", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9d860f7688c6a0efbf99344623b3aa93c68176b9aba4d4ac83b30de672da5e08", kill_on_drop: false }`
[INFO] [stdout] 9d860f7688c6a0efbf99344623b3aa93c68176b9aba4d4ac83b30de672da5e08