[INFO] updating cached repository https://github.com/maplegend/speed_test
[INFO] running `Command { std: "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", kill_on_drop: false }`
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 22bd4c9f03299354e3fd03a89233d8ba11d3ea51
[INFO] checking maplegend/speed_test against master#8ac1525e091d3db28e67adcbbd6db1e1deaa37fb for pr-73323
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmaplegend%2Fspeed_test" "/workspace/builds/worker-5/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/maplegend/speed_test on toolchain 8ac1525e091d3db28e67adcbbd6db1e1deaa37fb
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8ac1525e091d3db28e67adcbbd6db1e1deaa37fb" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/maplegend/speed_test
[INFO] finished tweaking git repo https://github.com/maplegend/speed_test
[INFO] tweaked toml for git repo https://github.com/maplegend/speed_test written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] crate git repo https://github.com/maplegend/speed_test already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8ac1525e091d3db28e67adcbbd6db1e1deaa37fb" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:819119df93c0f5eca3f29186f14981ef29945a311854d7222af07488600a2584" "/opt/rustwide/cargo-home/bin/cargo" "+8ac1525e091d3db28e67adcbbd6db1e1deaa37fb" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] da93e85e3d35775be0d1534cf1ade2f2822018a2a40b380d9ba936b36b332430
[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" "da93e85e3d35775be0d1534cf1ade2f2822018a2a40b380d9ba936b36b332430", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "da93e85e3d35775be0d1534cf1ade2f2822018a2a40b380d9ba936b36b332430", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "da93e85e3d35775be0d1534cf1ade2f2822018a2a40b380d9ba936b36b332430", kill_on_drop: false }`
[INFO] [stdout] da93e85e3d35775be0d1534cf1ade2f2822018a2a40b380d9ba936b36b332430
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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@sha256:819119df93c0f5eca3f29186f14981ef29945a311854d7222af07488600a2584" "/opt/rustwide/cargo-home/bin/cargo" "+8ac1525e091d3db28e67adcbbd6db1e1deaa37fb" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ab3385bc7d60e6f8f4781344fe6ed7acac94f9cacbd1b0e551a259e07b902f74
[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" "ab3385bc7d60e6f8f4781344fe6ed7acac94f9cacbd1b0e551a259e07b902f74", 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] [stderr]    Compiling autocfg v1.0.0
[INFO] [stderr]    Compiling libc v0.2.66
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling num-traits v0.2.11
[INFO] [stderr]    Compiling num-integer v0.1.42
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking time v0.1.42
[INFO] [stderr]     Checking clap v2.33.0
[INFO] [stderr]     Checking chrono v0.4.10
[INFO] [stderr]     Checking speed_test v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function is never used: `print_timestamp`
[INFO] [stdout]  --> src/utils/utils.rs:6:8
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub fn print_timestamp(stamp: u64) {
[INFO] [stdout]   |        ^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `to_static8`
[INFO] [stdout]   --> src/utils/utils.rs:26:8
[INFO] [stdout]    |
[INFO] [stdout] 26 | pub fn to_static8(barry: &[u8]) -> [u8; 8] {
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `print_timestamp`
[INFO] [stdout]  --> src/utils/utils.rs:6:8
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub fn print_timestamp(stamp: u64) {
[INFO] [stdout]   |        ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `print_timestamp`
[INFO] [stdout]  --> src/utils/utils.rs:6:8
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub fn print_timestamp(stamp: u64) {
[INFO] [stdout]   |        ^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `to_static8`
[INFO] [stdout]   --> src/utils/utils.rs:26:8
[INFO] [stdout]    |
[INFO] [stdout] 26 | pub fn to_static8(barry: &[u8]) -> [u8; 8] {
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `print_timestamp`
[INFO] [stdout]  --> src/utils/utils.rs:6:8
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub fn print_timestamp(stamp: u64) {
[INFO] [stdout]   |        ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 14.24s
[INFO] running `Command { std: "docker" "inspect" "ab3385bc7d60e6f8f4781344fe6ed7acac94f9cacbd1b0e551a259e07b902f74", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ab3385bc7d60e6f8f4781344fe6ed7acac94f9cacbd1b0e551a259e07b902f74", kill_on_drop: false }`
[INFO] [stdout] ab3385bc7d60e6f8f4781344fe6ed7acac94f9cacbd1b0e551a259e07b902f74