[INFO] updating cached repository https://github.com/DevOrc/aurora
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 5a694c080e80b880f55130b40303fb5c2e2d0180
[INFO] checking DevOrc/aurora against master#45d050cde277b22a755847338f2acc2c7b834141 for pr-71393
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDevOrc%2Faurora" "/workspace/builds/worker-14/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-14/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/DevOrc/aurora on toolchain 45d050cde277b22a755847338f2acc2c7b834141
[INFO] running `"/workspace/cargo-home/bin/cargo" "+45d050cde277b22a755847338f2acc2c7b834141" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/DevOrc/aurora
[INFO] finished tweaking git repo https://github.com/DevOrc/aurora
[INFO] tweaked toml for git repo https://github.com/DevOrc/aurora written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] crate git repo https://github.com/DevOrc/aurora already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+45d050cde277b22a755847338f2acc2c7b834141" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "+45d050cde277b22a755847338f2acc2c7b834141" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 3538130792a6ca399ff1cf7949eb9a707e1918f137d19153f916e7a4511844aa
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `"docker" "start" "-a" "3538130792a6ca399ff1cf7949eb9a707e1918f137d19153f916e7a4511844aa"`
[INFO] [stderr]     Checking libc v0.2.43
[INFO] [stderr]    Compiling siphasher v0.2.3
[INFO] [stderr]    Compiling semver v0.1.20
[INFO] [stderr]     Checking cfg-if v0.1.5
[INFO] [stderr]    Compiling serde v1.0.78
[INFO] [stderr]     Checking fnv v1.0.6
[INFO] [stderr]     Checking bitflags v0.4.0
[INFO] [stderr]     Checking unicode-normalization v0.1.7
[INFO] [stderr]    Compiling memchr v2.1.0
[INFO] [stderr]     Checking unreachable v1.0.0
[INFO] [stderr]     Checking textwrap v0.10.0
[INFO] [stderr]    Compiling proc-macro2 v0.4.19
[INFO] [stderr]     Checking smallvec v0.6.5
[INFO] [stderr]    Compiling phf_shared v0.7.23
[INFO] [stderr]    Compiling rustc_version v0.1.7
[INFO] [stderr]     Checking smallstr v0.1.0
[INFO] [stderr]     Checking phf v0.7.23
[INFO] [stderr]    Compiling quote v0.6.8
[INFO] [stderr]    Compiling nix v0.7.0
[INFO] [stderr]    Compiling rand v0.5.5
[INFO] [stderr]     Checking atty v0.2.11
[INFO] [stderr]     Checking dirs v1.0.3
[INFO] [stderr]    Compiling syn v0.15.3
[INFO] [stderr]     Checking clap v2.32.0
[INFO] [stderr]     Checking nom v4.0.0
[INFO] [stderr]    Compiling phf_generator v0.7.23
[INFO] [stderr]    Compiling phf_codegen v0.7.23
[INFO] [stderr]    Compiling terminfo v0.6.1
[INFO] [stderr]     Checking aurora v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling serde_derive v1.0.78
[INFO] [stderr]     Checking toml v0.4.6
[INFO] [stderr]     Checking mortal v0.1.5
[INFO] [stderr]     Checking linefeed v0.5.3
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> tests/toml.rs:114:9
[INFO] [stderr]     |
[INFO] [stderr] 114 |     for mut stmt in stmts.iter_mut(){
[INFO] [stderr]     |         ----^^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 51.30s
[INFO] running `"docker" "inspect" "3538130792a6ca399ff1cf7949eb9a707e1918f137d19153f916e7a4511844aa"`
[INFO] running `"docker" "rm" "-f" "3538130792a6ca399ff1cf7949eb9a707e1918f137d19153f916e7a4511844aa"`
[INFO] [stdout] 3538130792a6ca399ff1cf7949eb9a707e1918f137d19153f916e7a4511844aa