[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] 7f4c5eedbb0d31456efc71f34c04b37e2f84d2bf
[INFO] checking coreyja/rust-devicon-lookup against beta for pr-78714
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcoreyja%2Frust-devicon-lookup" "/workspace/builds/worker-2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/coreyja/rust-devicon-lookup on toolchain beta
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "read-manifest" "--manifest-path" "Cargo.toml", 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-2/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" "+beta" "fetch" "--locked" "--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-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9b1e27dba6cafa13e554a1e418775166f4e5ab4d3731527df68ae7dae0db4885
[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" "9b1e27dba6cafa13e554a1e418775166f4e5ab4d3731527df68ae7dae0db4885", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9b1e27dba6cafa13e554a1e418775166f4e5ab4d3731527df68ae7dae0db4885", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9b1e27dba6cafa13e554a1e418775166f4e5ab4d3731527df68ae7dae0db4885", kill_on_drop: false }`
[INFO] [stdout] 9b1e27dba6cafa13e554a1e418775166f4e5ab4d3731527df68ae7dae0db4885
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 7667a5f44b2c4ae193d613d9a55f256bb78a630acc06106ab24642b0ebb55ee0
[INFO] running `Command { std: "docker" "start" "-a" "7667a5f44b2c4ae193d613d9a55f256bb78a630acc06106ab24642b0ebb55ee0", kill_on_drop: false }`
[INFO] [stderr]    Compiling ppv-lite86 v0.2.9
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]     Checking either v1.6.1
[INFO] [stderr]     Checking strsim v0.9.3
[INFO] [stderr]     Checking aho-corasick v0.7.13
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]     Checking crossbeam-epoch v0.9.0
[INFO] [stderr]     Checking wait-timeout v0.2.0
[INFO] [stderr]     Checking colored v2.0.0
[INFO] [stderr]     Checking float-cmp v0.8.0
[INFO] [stderr]    Compiling serde v1.0.117
[INFO] [stderr]     Checking serde_cbor v0.11.1
[INFO] [stderr]     Checking tinytemplate v1.1.0
[INFO] [stderr]     Checking itertools v0.9.0
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]     Checking crossbeam-deque v0.8.0
[INFO] [stderr]    Compiling rand_pcg v0.2.1
[INFO] [stderr]     Checking rayon-core v1.9.0
[INFO] [stderr]     Checking regex-automata v0.1.9
[INFO] [stderr]     Checking regex v1.4.2
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]     Checking bstr v0.2.13
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]     Checking rayon v1.5.0
[INFO] [stderr]     Checking csv v1.1.4
[INFO] [stderr]    Compiling phf_generator v0.8.0
[INFO] [stderr]    Compiling phf_macros v0.8.0
[INFO] [stderr]     Checking predicates v1.0.5
[INFO] [stderr]     Checking docopt v1.1.0
[INFO] [stderr]     Checking assert_cmd v1.0.1
[INFO] [stderr]     Checking phf v0.8.0
[INFO] [stderr]     Checking devicon-lookup v0.8.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling semver v0.9.0
[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]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling cast v0.2.3
[INFO] [stderr]     Checking criterion-plot v0.4.3
[INFO] [stderr]     Checking criterion v0.3.3
[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: 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: 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: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[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: 1 warning emitted
[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: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 43.12s
[INFO] running `Command { std: "docker" "inspect" "7667a5f44b2c4ae193d613d9a55f256bb78a630acc06106ab24642b0ebb55ee0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7667a5f44b2c4ae193d613d9a55f256bb78a630acc06106ab24642b0ebb55ee0", kill_on_drop: false }`
[INFO] [stdout] 7667a5f44b2c4ae193d613d9a55f256bb78a630acc06106ab24642b0ebb55ee0