[INFO] cloning repository https://github.com/AlphabetsAlphabets/rust-ftp-client
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/AlphabetsAlphabets/rust-ftp-client" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAlphabetsAlphabets%2Frust-ftp-client", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAlphabetsAlphabets%2Frust-ftp-client'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 61c27eb1630a1faa6bfe8dd3aee23351266fa3eb
[INFO] testing AlphabetsAlphabets/rust-ftp-client against master#733b47ea4b1b86216f14ef56e49440c33933f230+rustflags=-Copt-level=3 for pr-138759
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAlphabetsAlphabets%2Frust-ftp-client" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/AlphabetsAlphabets/rust-ftp-client
[INFO] finished tweaking git repo https://github.com/AlphabetsAlphabets/rust-ftp-client
[INFO] tweaked toml for git repo https://github.com/AlphabetsAlphabets/rust-ftp-client written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/AlphabetsAlphabets/rust-ftp-client on toolchain 733b47ea4b1b86216f14ef56e49440c33933f230
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+733b47ea4b1b86216f14ef56e49440c33933f230" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/AlphabetsAlphabets/rust-ftp-client already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+733b47ea4b1b86216f14ef56e49440c33933f230" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+733b47ea4b1b86216f14ef56e49440c33933f230" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a3f9eebb35d8be4a338d99803e0e44b06b7d151331efa5a1e6f5f8cf01a7500b
[INFO] running `Command { std: "docker" "start" "-a" "a3f9eebb35d8be4a338d99803e0e44b06b7d151331efa5a1e6f5f8cf01a7500b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a3f9eebb35d8be4a338d99803e0e44b06b7d151331efa5a1e6f5f8cf01a7500b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a3f9eebb35d8be4a338d99803e0e44b06b7d151331efa5a1e6f5f8cf01a7500b", kill_on_drop: false }`
[INFO] [stdout] a3f9eebb35d8be4a338d99803e0e44b06b7d151331efa5a1e6f5f8cf01a7500b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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 -Copt-level=3" "-e" "RUSTDOCFLAGS=--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+733b47ea4b1b86216f14ef56e49440c33933f230" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fa981ab478b405752fc0522ef1c988dfc959233b110d9cac156e762afd972959
[INFO] running `Command { std: "docker" "start" "-a" "fa981ab478b405752fc0522ef1c988dfc959233b110d9cac156e762afd972959", kill_on_drop: false }`
[INFO] [stderr]    Compiling ftp-client v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `hostname` is never read
[INFO] [stdout]   --> src/client.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 8  | pub struct Client {
[INFO] [stdout]    |            ------ field in this struct
[INFO] [stdout] 9  |     /// The host name the client is connected to.
[INFO] [stdout] 10 |     hostname: String,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.93s
[INFO] running `Command { std: "docker" "inspect" "fa981ab478b405752fc0522ef1c988dfc959233b110d9cac156e762afd972959", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fa981ab478b405752fc0522ef1c988dfc959233b110d9cac156e762afd972959", kill_on_drop: false }`
[INFO] [stdout] fa981ab478b405752fc0522ef1c988dfc959233b110d9cac156e762afd972959
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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 -Copt-level=3" "-e" "RUSTDOCFLAGS=--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+733b47ea4b1b86216f14ef56e49440c33933f230" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7cf0d2f3ff44a7a0361449540bb0ce2e0b46f325a2a055e0987af08b74433a94
[INFO] running `Command { std: "docker" "start" "-a" "7cf0d2f3ff44a7a0361449540bb0ce2e0b46f325a2a055e0987af08b74433a94", kill_on_drop: false }`
[INFO] [stderr]    Compiling ftp-client v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `hostname` is never read
[INFO] [stdout]   --> src/client.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 8  | pub struct Client {
[INFO] [stdout]    |            ------ field in this struct
[INFO] [stdout] 9  |     /// The host name the client is connected to.
[INFO] [stdout] 10 |     hostname: String,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.33s
[INFO] running `Command { std: "docker" "inspect" "7cf0d2f3ff44a7a0361449540bb0ce2e0b46f325a2a055e0987af08b74433a94", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7cf0d2f3ff44a7a0361449540bb0ce2e0b46f325a2a055e0987af08b74433a94", kill_on_drop: false }`
[INFO] [stdout] 7cf0d2f3ff44a7a0361449540bb0ce2e0b46f325a2a055e0987af08b74433a94
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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 -Copt-level=3" "-e" "RUSTDOCFLAGS=--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+733b47ea4b1b86216f14ef56e49440c33933f230" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] c348a78bfc118ab1f038c293be2aa0f4821f75796a53cf93f9a5cf79988d43e5
[INFO] running `Command { std: "docker" "start" "-a" "c348a78bfc118ab1f038c293be2aa0f4821f75796a53cf93f9a5cf79988d43e5", kill_on_drop: false }`
[INFO] [stderr] warning: field `hostname` is never read
[INFO] [stderr]   --> src/client.rs:10:5
[INFO] [stderr]    |
[INFO] [stderr] 8  | pub struct Client {
[INFO] [stderr]    |            ------ field in this struct
[INFO] [stderr] 9  |     /// The host name the client is connected to.
[INFO] [stderr] 10 |     hostname: String,
[INFO] [stderr]    |     ^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `ftp-client` (bin "ftp-client" test) generated 1 warning
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/ftp_client-5814f910a182c8de)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "c348a78bfc118ab1f038c293be2aa0f4821f75796a53cf93f9a5cf79988d43e5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c348a78bfc118ab1f038c293be2aa0f4821f75796a53cf93f9a5cf79988d43e5", kill_on_drop: false }`
[INFO] [stdout] c348a78bfc118ab1f038c293be2aa0f4821f75796a53cf93f9a5cf79988d43e5
