[INFO] updating cached repository https://github.com/fky2015/newbee_codewar_rust
[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/fky2015/newbee_codewar_rust
[INFO] [stderr]    faa033b..0588164  master     -> master
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 0588164346f71864010c3343aef945530507a895
[INFO] checking fky2015/newbee_codewar_rust against try#d27c6c6a469a28343396a8f3ac1c9d403aabda69 for pr-66037
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffky2015%2Fnewbee_codewar_rust" "/workspace/builds/worker-7/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/fky2015/newbee_codewar_rust on toolchain d27c6c6a469a28343396a8f3ac1c9d403aabda69
[INFO] running `"/workspace/cargo-home/bin/cargo" "+d27c6c6a469a28343396a8f3ac1c9d403aabda69" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/fky2015/newbee_codewar_rust
[INFO] finished tweaking git repo https://github.com/fky2015/newbee_codewar_rust
[INFO] tweaked toml for git repo https://github.com/fky2015/newbee_codewar_rust written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/fky2015/newbee_codewar_rust already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+d27c6c6a469a28343396a8f3ac1c9d403aabda69" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "+d27c6c6a469a28343396a8f3ac1c9d403aabda69" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] a1f11dcc564937679fe88fbd032955fc4957f6afd56ca2b7eb61f7b62dbe94bc
[INFO] running `"docker" "start" "-a" "a1f11dcc564937679fe88fbd032955fc4957f6afd56ca2b7eb61f7b62dbe94bc"`
[INFO] [stderr]    Compiling autocfg v0.1.7
[INFO] [stderr]     Checking time v0.1.42
[INFO] [stderr]    Compiling num-traits v0.2.10
[INFO] [stderr]    Compiling num-integer v0.1.41
[INFO] [stderr]     Checking chrono v0.4.10
[INFO] [stderr]     Checking repo v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused import: `std::cmp::Reverse`
[INFO] [stderr]  --> src/prize_draw.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use std::cmp::Reverse;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::cmp::Reverse`
[INFO] [stderr]  --> src/prize_draw.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use std::cmp::Reverse;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.51s
[INFO] running `"docker" "inspect" "a1f11dcc564937679fe88fbd032955fc4957f6afd56ca2b7eb61f7b62dbe94bc"`
[INFO] running `"docker" "rm" "-f" "a1f11dcc564937679fe88fbd032955fc4957f6afd56ca2b7eb61f7b62dbe94bc"`
[INFO] [stdout] a1f11dcc564937679fe88fbd032955fc4957f6afd56ca2b7eb61f7b62dbe94bc