[INFO] fetching crate whitespacesv 1.0.2...
[INFO] checking whitespacesv-1.0.2 against master#1f12b9b0fdbe735968ac002792a720f0ba4faca6 for crater-rollup-uwu
[INFO] extracting crate whitespacesv 1.0.2 into /workspace/builds/worker-2-tc1/source
[INFO] validating manifest of crates.io crate whitespacesv 1.0.2 on toolchain 1f12b9b0fdbe735968ac002792a720f0ba4faca6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate whitespacesv 1.0.2
[INFO] finished tweaking crates.io crate whitespacesv 1.0.2
[INFO] tweaked toml for crates.io crate whitespacesv 1.0.2 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 3 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded utf8-chars v3.0.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5de9c9bcc983c054de4f99ac28b9dd0df5b0249b150eee38a8ca5a46155d08d0
[INFO] running `Command { std: "docker" "start" "-a" "5de9c9bcc983c054de4f99ac28b9dd0df5b0249b150eee38a8ca5a46155d08d0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5de9c9bcc983c054de4f99ac28b9dd0df5b0249b150eee38a8ca5a46155d08d0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5de9c9bcc983c054de4f99ac28b9dd0df5b0249b150eee38a8ca5a46155d08d0", kill_on_drop: false }`
[INFO] [stdout] 5de9c9bcc983c054de4f99ac28b9dd0df5b0249b150eee38a8ca5a46155d08d0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a6a4ae6554ad8b34b545cfffaff3f50256e580399743d56cf0d83fbb7d98d17e
[INFO] running `Command { std: "docker" "start" "-a" "a6a4ae6554ad8b34b545cfffaff3f50256e580399743d56cf0d83fbb7d98d17e", kill_on_drop: false }`
[INFO] [stderr]     Checking arrayvec v0.7.6
[INFO] [stderr]     Checking whitespacesv v1.0.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `WSVErrorType`, `WSVLazyTokenizer`, `WSVTokenizer`, and `parse_lazy`
[INFO] [stdout]     --> src/lib.rs:1001:9
[INFO] [stdout]      |
[INFO] [stdout] 1001 |         parse_lazy, OwnedWSVToken, WSVError, WSVErrorType, WSVLazyTokenizer, WSVToken, WSVTokenizer,
[INFO] [stdout]      |         ^^^^^^^^^^                           ^^^^^^^^^^^^  ^^^^^^^^^^^^^^^^            ^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout] help: if this is a test module, consider adding a `#[cfg(test)]` to the containing module
[INFO] [stdout]     --> src/lib.rs:999:1
[INFO] [stdout]      |
[INFO] [stdout] 999  | mod tests {
[INFO] [stdout]      | ^^^^^^^^^
[INFO] [stdout]      = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `WSVWriter` and `parse`
[INFO] [stdout]     --> src/lib.rs:1004:17
[INFO] [stdout]      |
[INFO] [stdout] 1004 |     use super::{parse, WSVWriter};
[INFO] [stdout]      |                 ^^^^^  ^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout] help: if this is a test module, consider adding a `#[cfg(test)]` to the containing module
[INFO] [stdout]     --> src/lib.rs:999:1
[INFO] [stdout]      |
[INFO] [stdout] 999  | mod tests {
[INFO] [stdout]      | ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `borrow::Cow` and `fmt::write`
[INFO] [stdout]     --> src/lib.rs:1005:15
[INFO] [stdout]      |
[INFO] [stdout] 1005 |     use std::{borrow::Cow, fmt::write};
[INFO] [stdout]      |               ^^^^^^^^^^^  ^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout] help: if this is a test module, consider adding a `#[cfg(test)]` to the containing module
[INFO] [stdout]     --> src/lib.rs:999:1
[INFO] [stdout]      |
[INFO] [stdout] 999  | mod tests {
[INFO] [stdout]      | ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking utf8-chars v3.0.3
[INFO] [stdout] warning: unused import: `fmt::write`
[INFO] [stdout]     --> src/lib.rs:1005:28
[INFO] [stdout]      |
[INFO] [stdout] 1005 |     use std::{borrow::Cow, fmt::write};
[INFO] [stdout]      |                            ^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(unused_imports)]` 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 0.30s
[INFO] running `Command { std: "docker" "inspect" "a6a4ae6554ad8b34b545cfffaff3f50256e580399743d56cf0d83fbb7d98d17e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a6a4ae6554ad8b34b545cfffaff3f50256e580399743d56cf0d83fbb7d98d17e", kill_on_drop: false }`
[INFO] [stdout] a6a4ae6554ad8b34b545cfffaff3f50256e580399743d56cf0d83fbb7d98d17e