[INFO] fetching crate webpack-q 0.2.2...
[INFO] checking webpack-q-0.2.2 against master#22572d0994593197593e2a1b7b18d720a9a349a7 for pr-126452-1
[INFO] extracting crate webpack-q 0.2.2 into /workspace/builds/worker-6-tc1/source
[INFO] validating manifest of crates.io crate webpack-q 0.2.2 on toolchain 22572d0994593197593e2a1b7b18d720a9a349a7
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+22572d0994593197593e2a1b7b18d720a9a349a7" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate webpack-q 0.2.2
[INFO] finished tweaking crates.io crate webpack-q 0.2.2
[INFO] tweaked toml for crates.io crate webpack-q 0.2.2 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+22572d0994593197593e2a1b7b18d720a9a349a7" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 28 packages to latest compatible versions
[INFO] [stderr]       Adding syn v1.0.109 (latest: v2.0.77)
[INFO] [stderr]       Adding zerovec v0.7.0 (latest: v0.10.4)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+22572d0994593197593e2a1b7b18d720a9a349a7" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded empty_type v0.2.2
[INFO] [stderr]   Downloaded meshed v0.2.1
[INFO] [stderr]   Downloaded empty_type_traits v0.2.2
[INFO] [stderr]   Downloaded empty_type_derive v0.2.3
[INFO] [stderr]   Downloaded webpack-stats v0.2.0
[INFO] [stderr]   Downloaded zerovec v0.7.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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" "+22572d0994593197593e2a1b7b18d720a9a349a7" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 84a6967a4cab9fc7aff0f787ec879b69be6b18a1316da2de3f0a2ac008fb8539
[INFO] running `Command { std: "docker" "start" "-a" "84a6967a4cab9fc7aff0f787ec879b69be6b18a1316da2de3f0a2ac008fb8539", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "84a6967a4cab9fc7aff0f787ec879b69be6b18a1316da2de3f0a2ac008fb8539", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "84a6967a4cab9fc7aff0f787ec879b69be6b18a1316da2de3f0a2ac008fb8539", kill_on_drop: false }`
[INFO] [stdout] 84a6967a4cab9fc7aff0f787ec879b69be6b18a1316da2de3f0a2ac008fb8539
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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" "+22572d0994593197593e2a1b7b18d720a9a349a7" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0da32b3d692032b3effe3c74f6e14ad2f53aed1fdc1deda748d91d84d2d683dd
[INFO] running `Command { std: "docker" "start" "-a" "0da32b3d692032b3effe3c74f6e14ad2f53aed1fdc1deda748d91d84d2d683dd", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.209
[INFO] [stderr]     Checking dot v0.1.4
[INFO] [stderr]     Checking zerofrom v0.1.4
[INFO] [stderr]    Compiling webpack-q v0.2.2 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling serde_derive v1.0.209
[INFO] [stderr]     Checking tracing v0.1.40
[INFO] [stderr]     Checking meshed v0.2.1
[INFO] [stderr]     Checking empty_type_traits v0.2.2
[INFO] [stderr]     Checking zerovec v0.7.0
[INFO] [stderr]     Checking serde_json v1.0.127
[INFO] [stderr]    Compiling empty_type_derive v0.2.3
[INFO] [stderr]     Checking empty_type v0.2.2
[INFO] [stderr]     Checking webpack-stats v0.2.0
[INFO] [stdout] warning: unused import: `write`
[INFO] [stdout]   --> src/operations.rs:24:16
[INFO] [stdout]    |
[INFO] [stdout] 24 | use std::fmt::{write, Display, Formatter};
[INFO] [stdout]    |                ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `write`
[INFO] [stdout]   --> src/operations.rs:24:16
[INFO] [stdout]    |
[INFO] [stdout] 24 | use std::fmt::{write, Display, Formatter};
[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] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 7.81s
[INFO] running `Command { std: "docker" "inspect" "0da32b3d692032b3effe3c74f6e14ad2f53aed1fdc1deda748d91d84d2d683dd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0da32b3d692032b3effe3c74f6e14ad2f53aed1fdc1deda748d91d84d2d683dd", kill_on_drop: false }`
[INFO] [stdout] 0da32b3d692032b3effe3c74f6e14ad2f53aed1fdc1deda748d91d84d2d683dd
[INFO] checking webpack-q-0.2.2 against try#6289438dbad80b1a0029c66dd3f6abf57c2c51be for pr-126452-1
[INFO] extracting crate webpack-q 0.2.2 into /workspace/builds/worker-6-tc2/source
[INFO] validating manifest of crates.io crate webpack-q 0.2.2 on toolchain 6289438dbad80b1a0029c66dd3f6abf57c2c51be
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+6289438dbad80b1a0029c66dd3f6abf57c2c51be" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate webpack-q 0.2.2
[INFO] finished tweaking crates.io crate webpack-q 0.2.2
[INFO] tweaked toml for crates.io crate webpack-q 0.2.2 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+6289438dbad80b1a0029c66dd3f6abf57c2c51be" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 28 packages to latest compatible versions
[INFO] [stderr]       Adding syn v1.0.109 (latest: v2.0.77)
[INFO] [stderr]       Adding zerovec v0.7.0 (latest: v0.10.4)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+6289438dbad80b1a0029c66dd3f6abf57c2c51be" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+6289438dbad80b1a0029c66dd3f6abf57c2c51be" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2328ea5866a9a3ae96c5c75598d4a38101a9d9a9523688cbb8e65018478812d9
[INFO] running `Command { std: "docker" "start" "-a" "2328ea5866a9a3ae96c5c75598d4a38101a9d9a9523688cbb8e65018478812d9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2328ea5866a9a3ae96c5c75598d4a38101a9d9a9523688cbb8e65018478812d9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2328ea5866a9a3ae96c5c75598d4a38101a9d9a9523688cbb8e65018478812d9", kill_on_drop: false }`
[INFO] [stdout] 2328ea5866a9a3ae96c5c75598d4a38101a9d9a9523688cbb8e65018478812d9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+6289438dbad80b1a0029c66dd3f6abf57c2c51be" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9c227012afec7ec3672715877d4cb9e148668c4663ecb871ad3887c3f5bf30e1
[INFO] running `Command { std: "docker" "start" "-a" "9c227012afec7ec3672715877d4cb9e148668c4663ecb871ad3887c3f5bf30e1", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.209
[INFO] [stderr]     Checking zerofrom v0.1.4
[INFO] [stderr]     Checking dot v0.1.4
[INFO] [stderr]    Compiling webpack-q v0.2.2 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling serde_derive v1.0.209
[INFO] [stderr]     Checking tracing v0.1.40
[INFO] [stderr]     Checking meshed v0.2.1
[INFO] [stderr]     Checking empty_type_traits v0.2.2
[INFO] [stderr]     Checking zerovec v0.7.0
[INFO] [stderr]     Checking serde_json v1.0.127
[INFO] [stderr]    Compiling empty_type_derive v0.2.3
[INFO] [stderr]     Checking empty_type v0.2.2
[INFO] [stderr]     Checking webpack-stats v0.2.0
[INFO] [stdout] warning: unused import: `write`
[INFO] [stdout]   --> src/operations.rs:24:16
[INFO] [stdout]    |
[INFO] [stdout] 24 | use std::fmt::{write, Display, Formatter};
[INFO] [stdout]    |                ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `write`
[INFO] [stdout]   --> src/operations.rs:24:16
[INFO] [stdout]    |
[INFO] [stdout] 24 | use std::fmt::{write, Display, Formatter};
[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] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 8.22s
[INFO] running `Command { std: "docker" "inspect" "9c227012afec7ec3672715877d4cb9e148668c4663ecb871ad3887c3f5bf30e1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9c227012afec7ec3672715877d4cb9e148668c4663ecb871ad3887c3f5bf30e1", kill_on_drop: false }`
[INFO] [stdout] 9c227012afec7ec3672715877d4cb9e148668c4663ecb871ad3887c3f5bf30e1