[INFO] cloning repository https://github.com/coreyja/rust-devicon-lookup
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/coreyja/rust-devicon-lookup" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcoreyja%2Frust-devicon-lookup", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcoreyja%2Frust-devicon-lookup'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ce3b5ec565008f19add7cc32c00d378c41f8fdac
[INFO] checking coreyja/rust-devicon-lookup against master#5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f for pr-87248
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcoreyja%2Frust-devicon-lookup" "/workspace/builds/worker-0/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/coreyja/rust-devicon-lookup on toolchain 5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/coreyja/rust-devicon-lookup
[INFO] finished tweaking git repo https://github.com/coreyja/rust-devicon-lookup
[INFO] tweaked toml for git repo https://github.com/coreyja/rust-devicon-lookup written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/coreyja/rust-devicon-lookup already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 27ababa6c688e4ea89f5071962c2f162cbe681e710fa4f83f037647c013ef44c
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "27ababa6c688e4ea89f5071962c2f162cbe681e710fa4f83f037647c013ef44c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "27ababa6c688e4ea89f5071962c2f162cbe681e710fa4f83f037647c013ef44c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "27ababa6c688e4ea89f5071962c2f162cbe681e710fa4f83f037647c013ef44c", kill_on_drop: false }`
[INFO] [stdout] 27ababa6c688e4ea89f5071962c2f162cbe681e710fa4f83f037647c013ef44c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f1d9b0c2c0844bd2ff5da4795ba5385cc647b8fc3e07151077045f971916b694
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "f1d9b0c2c0844bd2ff5da4795ba5385cc647b8fc3e07151077045f971916b694", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.27
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling libc v0.2.76
[INFO] [stderr]    Compiling syn v1.0.72
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling serde_derive v1.0.126
[INFO] [stderr]    Compiling serde v1.0.126
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling memchr v2.4.0
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]    Compiling const_fn v0.4.2
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]     Checking regex-syntax v0.6.25
[INFO] [stderr]    Compiling siphasher v0.3.3
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]    Compiling rayon-core v1.9.1
[INFO] [stderr]     Checking either v1.6.1
[INFO] [stderr]    Compiling serde_json v1.0.64
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling doc-comment v0.3.3
[INFO] [stderr]     Checking predicates-core v1.0.2
[INFO] [stderr]     Checking unicode-width v0.1.8
[INFO] [stderr]    Compiling proc-macro-hack v0.5.18
[INFO] [stderr]     Checking ansi_term v0.11.0
[INFO] [stderr]     Checking strsim v0.10.0
[INFO] [stderr]     Checking vec_map v0.8.2
[INFO] [stderr]     Checking difference v2.0.0
[INFO] [stderr]     Checking treeline v0.1.0
[INFO] [stderr]     Checking normalize-line-endings v0.3.0
[INFO] [stderr]     Checking strsim v0.8.0
[INFO] [stderr]     Checking same-file v1.0.6
[INFO] [stderr]    Compiling phf_shared v0.8.0
[INFO] [stderr]     Checking itertools v0.9.0
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking predicates-tree v1.0.2
[INFO] [stderr]    Compiling crossbeam-utils v0.8.0
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]    Compiling memoffset v0.5.5
[INFO] [stderr]    Compiling rayon v1.5.1
[INFO] [stderr]     Checking walkdir v2.3.2
[INFO] [stderr]     Checking aho-corasick v0.7.18
[INFO] [stderr]     Checking csv-core v0.1.10
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking wait-timeout v0.2.0
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]     Checking colored v2.0.0
[INFO] [stderr]    Compiling rand_pcg v0.2.1
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]     Checking crossbeam-epoch v0.9.0
[INFO] [stderr]     Checking crossbeam-channel v0.5.0
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]     Checking float-cmp v0.8.0
[INFO] [stderr]     Checking plotters v0.2.15
[INFO] [stderr]     Checking crossbeam-deque v0.8.0
[INFO] [stderr]     Checking regex v1.5.4
[INFO] [stderr]    Compiling phf_generator v0.8.0
[INFO] [stderr]     Checking predicates v1.0.8
[INFO] [stderr]     Checking assert_cmd v1.0.2
[INFO] [stderr]    Compiling phf_macros v0.8.0
[INFO] [stderr]     Checking phf v0.8.0
[INFO] [stderr]     Checking bstr v0.2.13
[INFO] [stderr]     Checking serde_cbor v0.11.1
[INFO] [stderr]     Checking docopt v1.1.1
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]     Checking devicon-lookup v0.8.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling cast v0.2.3
[INFO] [stderr]     Checking csv v1.1.6
[INFO] [stdout] warning: unused import: `phf::phf_map`
[INFO] [stdout]  --> src/devicon_lookup.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use phf::phf_map;
[INFO] [stdout]   |     ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `regex::Regex`
[INFO] [stdout]  --> src/devicon_lookup.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use regex::Regex;
[INFO] [stdout]   |     ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking tinytemplate v1.2.1
[INFO] [stderr]     Checking criterion-plot v0.4.3
[INFO] [stderr]     Checking criterion v0.3.3
[INFO] [stdout] warning: unused import: `assert_cmd::prelude`
[INFO] [stdout]  --> tests/regex.rs:5:9
[INFO] [stdout]   |
[INFO] [stdout] 5 |     use assert_cmd::prelude::*;
[INFO] [stdout]   |         ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `phf::phf_map`
[INFO] [stdout]  --> src/devicon_lookup.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use phf::phf_map;
[INFO] [stdout]   |     ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `regex::Regex`
[INFO] [stdout]  --> src/devicon_lookup.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use regex::Regex;
[INFO] [stdout]   |     ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `predicates::prelude::*`
[INFO] [stdout]  --> tests/prefix.rs:7:9
[INFO] [stdout]   |
[INFO] [stdout] 7 |     use predicates::prelude::*;
[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: unused import: `assert_cmd::prelude`
[INFO] [stdout]  --> tests/prefix.rs:5:9
[INFO] [stdout]   |
[INFO] [stdout] 5 |     use assert_cmd::prelude::*;
[INFO] [stdout]   |         ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `assert_cmd::prelude`
[INFO] [stdout]  --> benches/benchmark_cli.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use assert_cmd::prelude::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 51.69s
[INFO] running `Command { std: "docker" "inspect" "f1d9b0c2c0844bd2ff5da4795ba5385cc647b8fc3e07151077045f971916b694", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f1d9b0c2c0844bd2ff5da4795ba5385cc647b8fc3e07151077045f971916b694", kill_on_drop: false }`
[INFO] [stdout] f1d9b0c2c0844bd2ff5da4795ba5385cc647b8fc3e07151077045f971916b694