[INFO] cloning repository https://github.com/Clivern/hawk_rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Clivern/hawk_rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FClivern%2Fhawk_rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FClivern%2Fhawk_rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 57c2860e69e2040b7ed7a5bde0082e897f337360
[INFO] checking Clivern/hawk_rs against try#45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4 for pr-83744
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FClivern%2Fhawk_rs" "/workspace/builds/worker-6/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Clivern/hawk_rs on toolchain 45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Clivern/hawk_rs
[INFO] finished tweaking git repo https://github.com/Clivern/hawk_rs
[INFO] tweaked toml for git repo https://github.com/Clivern/hawk_rs written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/Clivern/hawk_rs already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "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" "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:c46a2d1a26fb48b37929c74ca49dd9409f2375a0a3bdb8fe07617f3ffccaa889" "/opt/rustwide/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9b41a8474c3a5926247281a726d77e86a33ca93be97fad84cf21b180bebeeab0
[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" "9b41a8474c3a5926247281a726d77e86a33ca93be97fad84cf21b180bebeeab0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9b41a8474c3a5926247281a726d77e86a33ca93be97fad84cf21b180bebeeab0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9b41a8474c3a5926247281a726d77e86a33ca93be97fad84cf21b180bebeeab0", kill_on_drop: false }`
[INFO] [stdout] 9b41a8474c3a5926247281a726d77e86a33ca93be97fad84cf21b180bebeeab0
[INFO] running `Command { std: "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" "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:c46a2d1a26fb48b37929c74ca49dd9409f2375a0a3bdb8fe07617f3ffccaa889" "/opt/rustwide/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "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] 35f953b11b1f1f0016a5e7478175e1c22d0d3f72a5ff0b1843ddf37876447eb6
[INFO] running `Command { std: "docker" "start" "-a" "35f953b11b1f1f0016a5e7478175e1c22d0d3f72a5ff0b1843ddf37876447eb6", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.89
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]     Checking unicode-width v0.1.8
[INFO] [stderr]     Checking regex-syntax v0.6.23
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]     Checking vec_map v0.8.2
[INFO] [stderr]     Checking termcolor v1.1.2
[INFO] [stderr]     Checking humantime v2.1.0
[INFO] [stderr]     Checking ansi_term v0.11.0
[INFO] [stderr]     Checking strsim v0.8.0
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking aho-corasick v0.7.15
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]     Checking regex v1.4.5
[INFO] [stderr]     Checking env_logger v0.8.3
[INFO] [stderr]     Checking hawk_rs v0.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: struct is never constructed: `Git`
[INFO] [stdout]  --> src/module/git.rs:9:12
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub struct Git {}
[INFO] [stdout]   |            ^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `print_version`
[INFO] [stdout]   --> src/module/git.rs:14:12
[INFO] [stdout]    |
[INFO] [stdout] 14 |     pub fn print_version(&self) {
[INFO] [stdout]    |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_version`
[INFO] [stdout]   --> src/module/git.rs:23:12
[INFO] [stdout]    |
[INFO] [stdout] 23 |     pub fn get_version(&self) -> String {
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `get_config`
[INFO] [stdout]   --> src/util/environ.rs:10:12
[INFO] [stdout]    |
[INFO] [stdout] 10 |     pub fn get_config(key: &str) -> String {
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `path_exists`
[INFO] [stdout]   --> src/util/io.rs:13:12
[INFO] [stdout]    |
[INFO] [stdout] 13 |     pub fn path_exists(path: &str) -> bool {
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `write_file`
[INFO] [stdout]   --> src/util/io.rs:23:12
[INFO] [stdout]    |
[INFO] [stdout] 23 |     pub fn write_file(path: &str, content: &str) -> bool {
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `delete_file`
[INFO] [stdout]   --> src/util/io.rs:31:12
[INFO] [stdout]    |
[INFO] [stdout] 31 |     pub fn delete_file(path: &str) -> bool {
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `read_file`
[INFO] [stdout]   --> src/util/io.rs:37:12
[INFO] [stdout]    |
[INFO] [stdout] 37 |     pub fn read_file(path: &str) -> String {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `is_dir`
[INFO] [stdout]   --> src/util/io.rs:49:12
[INFO] [stdout]    |
[INFO] [stdout] 49 |     pub fn is_dir(path: &str) -> bool {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 9 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Git`
[INFO] [stdout]  --> src/module/git.rs:9:12
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub struct Git {}
[INFO] [stdout]   |            ^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `print_version`
[INFO] [stdout]   --> src/module/git.rs:14:12
[INFO] [stdout]    |
[INFO] [stdout] 14 |     pub fn print_version(&self) {
[INFO] [stdout]    |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_version`
[INFO] [stdout]   --> src/module/git.rs:23:12
[INFO] [stdout]    |
[INFO] [stdout] 23 |     pub fn get_version(&self) -> String {
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.52s
[INFO] running `Command { std: "docker" "inspect" "35f953b11b1f1f0016a5e7478175e1c22d0d3f72a5ff0b1843ddf37876447eb6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "35f953b11b1f1f0016a5e7478175e1c22d0d3f72a5ff0b1843ddf37876447eb6", kill_on_drop: false }`
[INFO] [stdout] 35f953b11b1f1f0016a5e7478175e1c22d0d3f72a5ff0b1843ddf37876447eb6