[INFO] fetching crate from 0.1.4...
[INFO] checking from-0.1.4 against master#350d0ef0ec0493e6d21cfb265cb8211a0e74d766 for pr-145342
[INFO] extracting crate from 0.1.4 into /workspace/builds/worker-1-tc1/source
[INFO] started tweaking crates.io crate from 0.1.4
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate from 0.1.4
[INFO] tweaked toml for crates.io crate from 0.1.4 written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate from 0.1.4 on toolchain 350d0ef0ec0493e6d21cfb265cb8211a0e74d766
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "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" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 7 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "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 from_proc v0.1.2
[INFO] [stderr]   Downloaded loop-code v0.5.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4f112578519910ed1ad49b82a1840b8f7f091f495627cf6ec2ffe882ce36ee1a
[INFO] running `Command { std: "docker" "start" "-a" "4f112578519910ed1ad49b82a1840b8f7f091f495627cf6ec2ffe882ce36ee1a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4f112578519910ed1ad49b82a1840b8f7f091f495627cf6ec2ffe882ce36ee1a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4f112578519910ed1ad49b82a1840b8f7f091f495627cf6ec2ffe882ce36ee1a", kill_on_drop: false }`
[INFO] [stdout] 4f112578519910ed1ad49b82a1840b8f7f091f495627cf6ec2ffe882ce36ee1a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 13952a9aa2662a4db5d0cc37dd4242eb117a62cb5fdedddf4c7c99486cdc85c7
[INFO] running `Command { std: "docker" "start" "-a" "13952a9aa2662a4db5d0cc37dd4242eb117a62cb5fdedddf4c7c99486cdc85c7", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.97
[INFO] [stderr]    Compiling unicode-ident v1.0.18
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling quote v1.0.40
[INFO] [stderr]    Compiling syn v2.0.106
[INFO] [stderr]    Compiling loop-code v0.5.2
[INFO] [stderr]    Compiling from_proc v0.1.2
[INFO] [stderr]     Checking from v0.1.4 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `Err`, `Errs`, `SyntaxErr`, and `ValidationErr`
[INFO] [stdout]   --> src/err/err.rs:97:17
[INFO] [stdout]    |
[INFO] [stdout] 97 |     use super::{Err, Errs, SyntaxErr, ValidationErr};
[INFO] [stdout]    |                 ^^^  ^^^^  ^^^^^^^^^  ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 30.62s
[INFO] running `Command { std: "docker" "inspect" "13952a9aa2662a4db5d0cc37dd4242eb117a62cb5fdedddf4c7c99486cdc85c7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "13952a9aa2662a4db5d0cc37dd4242eb117a62cb5fdedddf4c7c99486cdc85c7", kill_on_drop: false }`
[INFO] [stdout] 13952a9aa2662a4db5d0cc37dd4242eb117a62cb5fdedddf4c7c99486cdc85c7