[INFO] fetching crate qs-lite 0.1.3...
[INFO] testing qs-lite-0.1.3 against 1.91.0 for beta-1.92-2
[INFO] extracting crate qs-lite 0.1.3 into /workspace/builds/worker-0-tc1/source
[INFO] removed /workspace/builds/worker-0-tc1/source/.cargo/config
[INFO] started tweaking crates.io crate qs-lite 0.1.3
[INFO] finished tweaking crates.io crate qs-lite 0.1.3
[INFO] tweaked toml for crates.io crate qs-lite 0.1.3 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate qs-lite 0.1.3 on toolchain 1.91.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.91.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate qs-lite 0.1.3 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" "+1.91.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7b57d408b9d75acbd9fd35a6b9569d5ade85a39d26068dafe29f1255cc2e5029
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[INFO] running `Command { std: "docker" "rm" "-f" "7b57d408b9d75acbd9fd35a6b9569d5ade85a39d26068dafe29f1255cc2e5029", kill_on_drop: false }`
[INFO] [stdout] 7b57d408b9d75acbd9fd35a6b9569d5ade85a39d26068dafe29f1255cc2e5029
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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" "RUSTDOCFLAGS=--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 65da6d18e71f394622e1a045afdad42aebbee850ce959d7386b293a0fa731b97
[INFO] running `Command { std: "docker" "start" "-a" "65da6d18e71f394622e1a045afdad42aebbee850ce959d7386b293a0fa731b97", kill_on_drop: false }`
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[INFO] [stderr]    Compiling proc-macro2 v1.0.66
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[INFO] [stderr]    Compiling qsocket v0.1.3
[INFO] [stderr]    Compiling qs-lite v0.1.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `child` is never read
[INFO] [stdout]   --> src/pty/pty_nix.rs:11:9
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub struct Pty {
[INFO] [stdout]    |            --- field in this struct
[INFO] [stdout] 11 |     pub child: Child,
[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 return value of `exec` that must be used
[INFO] [stdout]   --> src/pty/pty_nix.rs:48:9
[INFO] [stdout]    |
[INFO] [stdout] 48 |         builder.exec();
[INFO] [stdout]    |         ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 48 |         let _ = builder.exec();
[INFO] [stdout]    |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 28.88s
[INFO] running `Command { std: "docker" "inspect" "65da6d18e71f394622e1a045afdad42aebbee850ce959d7386b293a0fa731b97", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "65da6d18e71f394622e1a045afdad42aebbee850ce959d7386b293a0fa731b97", kill_on_drop: false }`
[INFO] [stdout] 65da6d18e71f394622e1a045afdad42aebbee850ce959d7386b293a0fa731b97
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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" "RUSTDOCFLAGS=--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cfebaf2a2cf7e8932e9fb9f7416539544657af6441deb64ab1c5d3f26ded2b8c
[INFO] running `Command { std: "docker" "start" "-a" "cfebaf2a2cf7e8932e9fb9f7416539544657af6441deb64ab1c5d3f26ded2b8c", kill_on_drop: false }`
[INFO] [stderr]    Compiling qs-lite v0.1.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `child` is never read
[INFO] [stdout]   --> src/pty/pty_nix.rs:11:9
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub struct Pty {
[INFO] [stdout]    |            --- field in this struct
[INFO] [stdout] 11 |     pub child: Child,
[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 return value of `exec` that must be used
[INFO] [stdout]   --> src/pty/pty_nix.rs:48:9
[INFO] [stdout]    |
[INFO] [stdout] 48 |         builder.exec();
[INFO] [stdout]    |         ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 48 |         let _ = builder.exec();
[INFO] [stdout]    |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.13s
[INFO] running `Command { std: "docker" "inspect" "cfebaf2a2cf7e8932e9fb9f7416539544657af6441deb64ab1c5d3f26ded2b8c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cfebaf2a2cf7e8932e9fb9f7416539544657af6441deb64ab1c5d3f26ded2b8c", kill_on_drop: false }`
[INFO] [stdout] cfebaf2a2cf7e8932e9fb9f7416539544657af6441deb64ab1c5d3f26ded2b8c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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" "RUSTDOCFLAGS=--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] cd98d4193dbc69c565e293ade83d6134ad59b389b481428e4dc5210b374d03ac
[INFO] running `Command { std: "docker" "start" "-a" "cd98d4193dbc69c565e293ade83d6134ad59b389b481428e4dc5210b374d03ac", kill_on_drop: false }`
[INFO] [stderr] warning: field `child` is never read
[INFO] [stderr]   --> src/pty/pty_nix.rs:11:9
[INFO] [stderr]    |
[INFO] [stderr] 10 | pub struct Pty {
[INFO] [stderr]    |            --- field in this struct
[INFO] [stderr] 11 |     pub child: Child,
[INFO] [stderr]    |         ^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused return value of `exec` that must be used
[INFO] [stderr]   --> src/pty/pty_nix.rs:48:9
[INFO] [stderr]    |
[INFO] [stderr] 48 |         builder.exec();
[INFO] [stderr]    |         ^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]    |
[INFO] [stderr] 48 |         let _ = builder.exec();
[INFO] [stderr]    |         +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: `qs-lite` (bin "qs-lite" test) generated 2 warnings
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.14s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/qs_lite-719f7387624655bf)
[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" "cd98d4193dbc69c565e293ade83d6134ad59b389b481428e4dc5210b374d03ac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cd98d4193dbc69c565e293ade83d6134ad59b389b481428e4dc5210b374d03ac", kill_on_drop: false }`
[INFO] [stdout] cd98d4193dbc69c565e293ade83d6134ad59b389b481428e4dc5210b374d03ac
