[INFO] cloning repository https://github.com/LyricLy/yaiba
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/LyricLy/yaiba" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLyricLy%2Fyaiba", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLyricLy%2Fyaiba'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f900618f31c5fb0ae3e0bc10728f7294c966d0b3
[INFO] testing LyricLy/yaiba against 1.47.0 for beta-1.48-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLyricLy%2Fyaiba" "/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/LyricLy/yaiba on toolchain 1.47.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/LyricLy/yaiba
[INFO] finished tweaking git repo https://github.com/LyricLy/yaiba
[INFO] tweaked toml for git repo https://github.com/LyricLy/yaiba written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/LyricLy/yaiba already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.47.0" "metadata" "--no-deps" "--format-version=1", 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] 63e81b61940accc4228aae178497c4dffb3bb25e59ca4dbcd3c788e9f1e0d5f5
[INFO] running `Command { std: "docker" "start" "-a" "63e81b61940accc4228aae178497c4dffb3bb25e59ca4dbcd3c788e9f1e0d5f5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "63e81b61940accc4228aae178497c4dffb3bb25e59ca4dbcd3c788e9f1e0d5f5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "63e81b61940accc4228aae178497c4dffb3bb25e59ca4dbcd3c788e9f1e0d5f5", kill_on_drop: false }`
[INFO] [stdout] 63e81b61940accc4228aae178497c4dffb3bb25e59ca4dbcd3c788e9f1e0d5f5
[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=warn" "-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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.47.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 829b372c04fe853090e55b4bb5c0afc9353f2af7e47229ea4391383eba2aae82
[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" "829b372c04fe853090e55b4bb5c0afc9353f2af7e47229ea4391383eba2aae82", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.33
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]    Compiling clap v2.33.1
[INFO] [stderr]    Compiling num-integer v0.1.43
[INFO] [stderr]    Compiling num-bigint v0.3.0
[INFO] [stderr]    Compiling syn-mid v0.5.0
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.3
[INFO] [stderr]    Compiling proc-macro-error v1.0.3
[INFO] [stderr]    Compiling structopt-derive v0.4.8
[INFO] [stderr]    Compiling structopt v0.3.15
[INFO] [stderr]    Compiling yaiba v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `Read`, `stdin`
[INFO] [stdout]  --> src/main.rs:7:15
[INFO] [stdout]   |
[INFO] [stdout] 7 | use std::io::{stdin, BufRead, Read};
[INFO] [stdout]   |               ^^^^^           ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `BufRead`
[INFO] [stdout]  --> src/main.rs:7:22
[INFO] [stdout]   |
[INFO] [stdout] 7 | use std::io::{stdin, BufRead, Read};
[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 40.93s
[INFO] running `Command { std: "docker" "inspect" "829b372c04fe853090e55b4bb5c0afc9353f2af7e47229ea4391383eba2aae82", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "829b372c04fe853090e55b4bb5c0afc9353f2af7e47229ea4391383eba2aae82", kill_on_drop: false }`
[INFO] [stdout] 829b372c04fe853090e55b4bb5c0afc9353f2af7e47229ea4391383eba2aae82
[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=warn" "-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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.47.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 82b1c53dcde67250ea13111fa9e4cba24f64494def301bb64cbd2fd879525f71
[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" "82b1c53dcde67250ea13111fa9e4cba24f64494def301bb64cbd2fd879525f71", kill_on_drop: false }`
[INFO] [stderr]    Compiling yaiba v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `Read`, `stdin`
[INFO] [stdout]  --> src/main.rs:7:15
[INFO] [stdout]   |
[INFO] [stdout] 7 | use std::io::{stdin, BufRead, Read};
[INFO] [stdout]   |               ^^^^^           ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `BufRead`
[INFO] [stdout]  --> src/main.rs:7:22
[INFO] [stdout]   |
[INFO] [stdout] 7 | use std::io::{stdin, BufRead, Read};
[INFO] [stdout]   |                      ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.60s
[INFO] running `Command { std: "docker" "inspect" "82b1c53dcde67250ea13111fa9e4cba24f64494def301bb64cbd2fd879525f71", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "82b1c53dcde67250ea13111fa9e4cba24f64494def301bb64cbd2fd879525f71", kill_on_drop: false }`
[INFO] [stdout] 82b1c53dcde67250ea13111fa9e4cba24f64494def301bb64cbd2fd879525f71
[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=warn" "-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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.47.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 8b0078278486df132021b64b20367c6501eab1d0c30f9fcdbdb64fe09601b0ca
[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" "8b0078278486df132021b64b20367c6501eab1d0c30f9fcdbdb64fe09601b0ca", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr] warning: unused imports: `Read`, `stdin`
[INFO] [stdout] running 0 tests
[INFO] [stderr]  --> src/main.rs:7:15
[INFO] [stdout] 
[INFO] [stderr]   |
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stderr] 7 | use std::io::{stdin, BufRead, Read};
[INFO] [stdout] 
[INFO] [stderr]   |               ^^^^^           ^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `BufRead`
[INFO] [stderr]  --> src/main.rs:7:22
[INFO] [stderr]   |
[INFO] [stderr] 7 | use std::io::{stdin, BufRead, Read};
[INFO] [stderr]   |                      ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.18s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/yaiba-606eef97a1cf4971
[INFO] running `Command { std: "docker" "inspect" "8b0078278486df132021b64b20367c6501eab1d0c30f9fcdbdb64fe09601b0ca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8b0078278486df132021b64b20367c6501eab1d0c30f9fcdbdb64fe09601b0ca", kill_on_drop: false }`
[INFO] [stdout] 8b0078278486df132021b64b20367c6501eab1d0c30f9fcdbdb64fe09601b0ca
