[INFO] fetching crate sshish 0.1.1...
[INFO] building sshish-0.1.1 against try#d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6 for pr-146237-1
[INFO] extracting crate sshish 0.1.1 into /workspace/builds/worker-6-tc2/source
[INFO] started tweaking crates.io crate sshish 0.1.1
[INFO] finished tweaking crates.io crate sshish 0.1.1
[INFO] tweaked toml for crates.io crate sshish 0.1.1 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate sshish 0.1.1 on toolchain d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 1 package to latest compatible version
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "fetch" "--manifest-path" "Cargo.toml", 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 455222d8a97f6ce742065a461496cd525dfb1c4aec97c5feb0bef6e975e99656
[INFO] running `Command { std: "docker" "start" "-a" "455222d8a97f6ce742065a461496cd525dfb1c4aec97c5feb0bef6e975e99656", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "455222d8a97f6ce742065a461496cd525dfb1c4aec97c5feb0bef6e975e99656", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "455222d8a97f6ce742065a461496cd525dfb1c4aec97c5feb0bef6e975e99656", kill_on_drop: false }`
[INFO] [stdout] 455222d8a97f6ce742065a461496cd525dfb1c4aec97c5feb0bef6e975e99656
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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" "-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" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 718b3c9ff3a5b707f61815b40f0a64347c9fe645f81914c19dff81881d4aabcb
[INFO] running `Command { std: "docker" "start" "-a" "718b3c9ff3a5b707f61815b40f0a64347c9fe645f81914c19dff81881d4aabcb", kill_on_drop: false }`
[INFO] [stderr]    Compiling shell-escape v0.1.5
[INFO] [stderr]    Compiling sshish v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `key`
[INFO] [stdout]   --> src/lib.rs:96:51
[INFO] [stdout]    |
[INFO] [stdout] 96 |     pub fn env_remove<K: AsRef<OsStr>>(&mut self, key: K) -> &mut Self {
[INFO] [stdout]    |                                                   ^^^ help: if this is intentional, prefix it with an underscore: `_key`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `port` is never read
[INFO] [stdout]   --> src/lib.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 11 | pub struct PreCommand {
[INFO] [stdout]    |            ---------- field in this struct
[INFO] [stdout] 12 |     cmd: OsString,
[INFO] [stdout] 13 |     port: u16,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.34s
[INFO] running `Command { std: "docker" "inspect" "718b3c9ff3a5b707f61815b40f0a64347c9fe645f81914c19dff81881d4aabcb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "718b3c9ff3a5b707f61815b40f0a64347c9fe645f81914c19dff81881d4aabcb", kill_on_drop: false }`
[INFO] [stdout] 718b3c9ff3a5b707f61815b40f0a64347c9fe645f81914c19dff81881d4aabcb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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" "-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" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 11030b5b10e4e466de9982900a17d7245e068ac5f0cfe072fdacef2e56cd42ee
[INFO] running `Command { std: "docker" "start" "-a" "11030b5b10e4e466de9982900a17d7245e068ac5f0cfe072fdacef2e56cd42ee", kill_on_drop: false }`
[INFO] [stderr]    Compiling sshish v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `key`
[INFO] [stdout]   --> src/lib.rs:96:51
[INFO] [stdout]    |
[INFO] [stdout] 96 |     pub fn env_remove<K: AsRef<OsStr>>(&mut self, key: K) -> &mut Self {
[INFO] [stdout]    |                                                   ^^^ help: if this is intentional, prefix it with an underscore: `_key`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `port` is never read
[INFO] [stdout]   --> src/lib.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 11 | pub struct PreCommand {
[INFO] [stdout]    |            ---------- field in this struct
[INFO] [stdout] 12 |     cmd: OsString,
[INFO] [stdout] 13 |     port: u16,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `key`
[INFO] [stdout]   --> src/lib.rs:96:51
[INFO] [stdout]    |
[INFO] [stdout] 96 |     pub fn env_remove<K: AsRef<OsStr>>(&mut self, key: K) -> &mut Self {
[INFO] [stdout]    |                                                   ^^^ help: if this is intentional, prefix it with an underscore: `_key`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `port` is never read
[INFO] [stdout]   --> src/lib.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 11 | pub struct PreCommand {
[INFO] [stdout]    |            ---------- field in this struct
[INFO] [stdout] 12 |     cmd: OsString,
[INFO] [stdout] 13 |     port: u16,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.85s
[INFO] running `Command { std: "docker" "inspect" "11030b5b10e4e466de9982900a17d7245e068ac5f0cfe072fdacef2e56cd42ee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "11030b5b10e4e466de9982900a17d7245e068ac5f0cfe072fdacef2e56cd42ee", kill_on_drop: false }`
[INFO] [stdout] 11030b5b10e4e466de9982900a17d7245e068ac5f0cfe072fdacef2e56cd42ee
