[INFO] fetching crate rust-servo 0.1.1...
[INFO] checking rust-servo-0.1.1 against master#cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c for pr-143170
[INFO] extracting crate rust-servo 0.1.1 into /workspace/builds/worker-3-tc1/source
[INFO] started tweaking crates.io crate rust-servo 0.1.1
[INFO] finished tweaking crates.io crate rust-servo 0.1.1
[INFO] tweaked toml for crates.io crate rust-servo 0.1.1 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate rust-servo 0.1.1 on toolchain cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 2 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 10c3bbe03d8166784e7d14302fb8d418bc56a63546275b013d79212f2cf55bc6
[INFO] running `Command { std: "docker" "start" "-a" "10c3bbe03d8166784e7d14302fb8d418bc56a63546275b013d79212f2cf55bc6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "10c3bbe03d8166784e7d14302fb8d418bc56a63546275b013d79212f2cf55bc6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "10c3bbe03d8166784e7d14302fb8d418bc56a63546275b013d79212f2cf55bc6", kill_on_drop: false }`
[INFO] [stdout] 10c3bbe03d8166784e7d14302fb8d418bc56a63546275b013d79212f2cf55bc6
[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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8d7ad399794923ddb45721da3213049c2fd15a09e377f5478015a1dc9a82a185
[INFO] running `Command { std: "docker" "start" "-a" "8d7ad399794923ddb45721da3213049c2fd15a09e377f5478015a1dc9a82a185", kill_on_drop: false }`
[INFO] [stderr]     Checking rust-servo v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `servo_input`
[INFO] [stdout]   --> src/pid/pid_controller.rs:32:9
[INFO] [stdout]    |
[INFO] [stdout] 32 |         servo_input: &ServoInput<T>,
[INFO] [stdout]    |         ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_servo_input`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `timestamp`, `set_point`, `last_error_term`, `proportional`, `integral`, and `derivative` are never read
[INFO] [stdout]   --> src/pid/pid_controller.rs:8:5
[INFO] [stdout]    |
[INFO] [stdout] 7  | pub struct PidController {
[INFO] [stdout]    |            ------------- fields in this struct
[INFO] [stdout] 8  |     timestamp: f64,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] 9  |     set_point: f64,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] 10 |     last_error_term: Option<f64>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 11 |     proportional: f64,
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout] 12 |     integral: f64,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 13 |     derivative: f64,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `servo_input`
[INFO] [stdout]   --> src/pid/pid_controller.rs:32:9
[INFO] [stdout]    |
[INFO] [stdout] 32 |         servo_input: &ServoInput<T>,
[INFO] [stdout]    |         ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_servo_input`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `timestamp`, `set_point`, `last_error_term`, `proportional`, `integral`, and `derivative` are never read
[INFO] [stdout]   --> src/pid/pid_controller.rs:8:5
[INFO] [stdout]    |
[INFO] [stdout] 7  | pub struct PidController {
[INFO] [stdout]    |            ------------- fields in this struct
[INFO] [stdout] 8  |     timestamp: f64,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] 9  |     set_point: f64,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] 10 |     last_error_term: Option<f64>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 11 |     proportional: f64,
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout] 12 |     integral: f64,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 13 |     derivative: f64,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.20s
[INFO] running `Command { std: "docker" "inspect" "8d7ad399794923ddb45721da3213049c2fd15a09e377f5478015a1dc9a82a185", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8d7ad399794923ddb45721da3213049c2fd15a09e377f5478015a1dc9a82a185", kill_on_drop: false }`
[INFO] [stdout] 8d7ad399794923ddb45721da3213049c2fd15a09e377f5478015a1dc9a82a185