[INFO] fetching crate twinkled 0.1.2...
[INFO] checking twinkled-0.1.2 against master#73f76b74efcaf21bd5424d87c66cd6ed7fe5c7de for pr-68325
[INFO] extracting crate twinkled 0.1.2 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate twinkled 0.1.2 on toolchain 73f76b74efcaf21bd5424d87c66cd6ed7fe5c7de
[INFO] running `"/workspace/cargo-home/bin/cargo" "+73f76b74efcaf21bd5424d87c66cd6ed7fe5c7de" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate twinkled 0.1.2
[INFO] finished tweaking crates.io crate twinkled 0.1.2
[INFO] tweaked toml for crates.io crate twinkled 0.1.2 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate crates.io crate twinkled 0.1.2 already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+73f76b74efcaf21bd5424d87c66cd6ed7fe5c7de" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+73f76b74efcaf21bd5424d87c66cd6ed7fe5c7de" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 57a816b94c916059c674c7aa095e6830ef8d55a8de35c0c8f3c87cdcba80c15c
[INFO] running `"docker" "start" "-a" "57a816b94c916059c674c7aa095e6830ef8d55a8de35c0c8f3c87cdcba80c15c"`
[INFO] [stderr]     Checking bytes v0.5.2
[INFO] [stderr]    Compiling synstructure v0.12.3
[INFO] [stderr]    Compiling tokio-macros v0.2.0
[INFO] [stderr]    Compiling futures-macro v0.3.1
[INFO] [stderr]     Checking tokio v0.2.4
[INFO] [stderr]     Checking futures-util v0.3.1
[INFO] [stderr]    Compiling failure_derive v0.1.6
[INFO] [stderr]     Checking failure v0.1.6
[INFO] [stderr]     Checking futures-executor v0.3.1
[INFO] [stderr]     Checking futures v0.3.1
[INFO] [stderr]     Checking twinkled v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused import: `std::fmt`
[INFO] [stderr]  --> src/errors.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use std::fmt;
[INFO] [stderr]   |     ^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::fmt::Display`
[INFO] [stderr]  --> src/errors.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | use std::fmt::Display;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `Backtrace`, `Context`
[INFO] [stderr]  --> src/errors.rs:3:15
[INFO] [stderr]   |
[INFO] [stderr] 3 | use failure::{Backtrace, Context, Fail};
[INFO] [stderr]   |               ^^^^^^^^^  ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::fmt`
[INFO] [stderr]  --> src/errors.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use std::fmt;
[INFO] [stderr]   |     ^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::fmt::Display`
[INFO] [stderr]  --> src/errors.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | use std::fmt::Display;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `Backtrace`, `Context`
[INFO] [stderr]  --> src/errors.rs:3:15
[INFO] [stderr]   |
[INFO] [stderr] 3 | use failure::{Backtrace, Context, Fail};
[INFO] [stderr]   |               ^^^^^^^^^  ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 17.73s
[INFO] running `"docker" "inspect" "57a816b94c916059c674c7aa095e6830ef8d55a8de35c0c8f3c87cdcba80c15c"`
[INFO] running `"docker" "rm" "-f" "57a816b94c916059c674c7aa095e6830ef8d55a8de35c0c8f3c87cdcba80c15c"`
[INFO] [stdout] 57a816b94c916059c674c7aa095e6830ef8d55a8de35c0c8f3c87cdcba80c15c