[INFO] updating cached repository https://github.com/jdrivas/rlt
[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] [stderr] From https://github.com/jdrivas/rlt
[INFO] [stderr]    91f0f3e..591ec62  master     -> master
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 591ec62f1cfc061a11a1d6ad7be51502e2ccd952
[INFO] checking jdrivas/rlt against master#ba72b15666b2491415aec703a02c2364fe5e2790 for pr-71140
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjdrivas%2Frlt" "/workspace/builds/worker-12/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-12/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/jdrivas/rlt on toolchain ba72b15666b2491415aec703a02c2364fe5e2790
[INFO] running `"/workspace/cargo-home/bin/cargo" "+ba72b15666b2491415aec703a02c2364fe5e2790" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/jdrivas/rlt
[INFO] finished tweaking git repo https://github.com/jdrivas/rlt
[INFO] tweaked toml for git repo https://github.com/jdrivas/rlt written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] crate git repo https://github.com/jdrivas/rlt already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+ba72b15666b2491415aec703a02c2364fe5e2790" "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-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "+ba72b15666b2491415aec703a02c2364fe5e2790" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] f1cf0d157e4a57adc8dfa39ff042f823ef970e9ed097da9688d2a2120491ad8f
[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" "f1cf0d157e4a57adc8dfa39ff042f823ef970e9ed097da9688d2a2120491ad8f"`
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]    Compiling syn v1.0.16
[INFO] [stderr]     Checking itoa v0.4.5
[INFO] [stderr]    Compiling arrayvec v0.4.12
[INFO] [stderr]     Checking bitstream-io v0.8.5
[INFO] [stderr]     Checking encode_unicode v0.3.6
[INFO] [stderr]     Checking mp3-metadata v0.3.3
[INFO] [stderr]     Checking hound v3.4.0
[INFO] [stderr]    Compiling phf_shared v0.7.24
[INFO] [stderr]    Compiling rand_os v0.1.3
[INFO] [stderr]     Checking smallvec v0.6.13
[INFO] [stderr]     Checking dirs v1.0.5
[INFO] [stderr]     Checking flate2 v1.0.14
[INFO] [stderr]     Checking regex-automata v0.1.9
[INFO] [stderr]     Checking metaflac v0.2.1
[INFO] [stderr]     Checking nix v0.14.1
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]     Checking chrono v0.4.11
[INFO] [stderr]     Checking phf v0.7.24
[INFO] [stderr]     Checking puremp3 v0.1.0
[INFO] [stderr]     Checking term v0.5.2
[INFO] [stderr]     Checking smallstr v0.1.0
[INFO] [stderr]     Checking id3 v0.5.0
[INFO] [stderr]     Checking nom v4.2.3
[INFO] [stderr]     Checking bstr v0.2.12
[INFO] [stderr]     Checking csv-core v0.1.10
[INFO] [stderr]     Checking num-format v0.4.0
[INFO] [stderr]    Compiling phf_generator v0.7.24
[INFO] [stderr]    Compiling phf_codegen v0.7.24
[INFO] [stderr]     Checking csv v1.1.3
[INFO] [stderr]    Compiling terminfo v0.6.1
[INFO] [stderr]     Checking prettytable-rs v0.8.0
[INFO] [stderr]    Compiling syn-mid v0.5.0
[INFO] [stderr]    Compiling proc-macro-error-attr v0.4.11
[INFO] [stderr]    Compiling git-version-macro v0.3.4
[INFO] [stderr]     Checking git-version v0.3.4
[INFO] [stderr]    Compiling proc-macro-error v0.4.11
[INFO] [stderr]    Compiling structopt-derive v0.4.4
[INFO] [stderr]     Checking mortal v0.2.1
[INFO] [stderr]     Checking linefeed v0.6.0
[INFO] [stderr]     Checking structopt v0.3.11
[INFO] [stderr]     Checking lt v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused import: `std::collections::HashMap`
[INFO] [stderr]  --> src/mp3.rs:5:5
[INFO] [stderr]   |
[INFO] [stderr] 5 | use std::collections::HashMap;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::collections::HashMap`
[INFO] [stderr]  --> src/mp3.rs:5:5
[INFO] [stderr]   |
[INFO] [stderr] 5 | use std::collections::HashMap;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 49.94s
[INFO] running `"docker" "inspect" "f1cf0d157e4a57adc8dfa39ff042f823ef970e9ed097da9688d2a2120491ad8f"`
[INFO] running `"docker" "rm" "-f" "f1cf0d157e4a57adc8dfa39ff042f823ef970e9ed097da9688d2a2120491ad8f"`
[INFO] [stdout] f1cf0d157e4a57adc8dfa39ff042f823ef970e9ed097da9688d2a2120491ad8f