[INFO] fetching crate mks-servo42 0.2.0...
[INFO] testing mks-servo42-0.2.0 against try#0abe69e6c16114311cc2700e972492e64d69c28f for pr-154065-1
[INFO] extracting crate mks-servo42 0.2.0 into /workspace/builds/worker-2-tc2/source
[INFO] started tweaking crates.io crate mks-servo42 0.2.0
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate mks-servo42 0.2.0
[INFO] tweaked toml for crates.io crate mks-servo42 0.2.0 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate mks-servo42 0.2.0 on toolchain 0abe69e6c16114311cc2700e972492e64d69c28f
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+0abe69e6c16114311cc2700e972492e64d69c28f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate mks-servo42 0.2.0 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" "+0abe69e6c16114311cc2700e972492e64d69c28f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+0abe69e6c16114311cc2700e972492e64d69c28f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6c3b134608bf2ab50a46d7e1bd9e045c197b6b31281594fd7afd0ee3dcc7e091
[INFO] running `Command { std: "docker" "start" "-a" "6c3b134608bf2ab50a46d7e1bd9e045c197b6b31281594fd7afd0ee3dcc7e091", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6c3b134608bf2ab50a46d7e1bd9e045c197b6b31281594fd7afd0ee3dcc7e091", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6c3b134608bf2ab50a46d7e1bd9e045c197b6b31281594fd7afd0ee3dcc7e091", kill_on_drop: false }`
[INFO] [stdout] 6c3b134608bf2ab50a46d7e1bd9e045c197b6b31281594fd7afd0ee3dcc7e091
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+0abe69e6c16114311cc2700e972492e64d69c28f" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e4f436ec9dd25b2ab096712ee200f3aad390c23e4568386aa7c80a8e6b6f43a6
[INFO] running `Command { std: "docker" "start" "-a" "e4f436ec9dd25b2ab096712ee200f3aad390c23e4568386aa7c80a8e6b6f43a6", kill_on_drop: false }`
[INFO] [stderr]    Compiling mks-servo42 v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: struct `InvalidValue` is never constructed
[INFO] [stdout]  --> src/response.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub struct InvalidValue;
[INFO] [stdout]   |            ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Response` is never used
[INFO] [stdout]  --> src/response.rs:4:10
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub enum Response {
[INFO] [stdout]   |          ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Orientation` is never used
[INFO] [stdout]   --> src/direction.rs:10:6
[INFO] [stdout]    |
[INFO] [stdout] 10 | enum Orientation {
[INFO] [stdout]    |      ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.23s
[INFO] running `Command { std: "docker" "inspect" "e4f436ec9dd25b2ab096712ee200f3aad390c23e4568386aa7c80a8e6b6f43a6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e4f436ec9dd25b2ab096712ee200f3aad390c23e4568386aa7c80a8e6b6f43a6", kill_on_drop: false }`
[INFO] [stdout] e4f436ec9dd25b2ab096712ee200f3aad390c23e4568386aa7c80a8e6b6f43a6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+0abe69e6c16114311cc2700e972492e64d69c28f" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9b9cbb2ba8e84322e53a9515cec0f3ae2f1ca4c39cd10666019d0a378ddcef11
[INFO] running `Command { std: "docker" "start" "-a" "9b9cbb2ba8e84322e53a9515cec0f3ae2f1ca4c39cd10666019d0a378ddcef11", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.166
[INFO] [stdout] warning: struct `InvalidValue` is never constructed
[INFO] [stdout]  --> src/response.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub struct InvalidValue;
[INFO] [stdout]   |            ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Response` is never used
[INFO] [stdout]  --> src/response.rs:4:10
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub enum Response {
[INFO] [stdout]   |          ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Orientation` is never used
[INFO] [stdout]   --> src/direction.rs:10:6
[INFO] [stdout]    |
[INFO] [stdout] 10 | enum Orientation {
[INFO] [stdout]    |      ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling ioctl-rs v0.1.6
[INFO] [stderr]    Compiling serial-core v0.4.0
[INFO] [stderr]    Compiling termios v0.2.2
[INFO] [stderr]    Compiling serial-unix v0.4.0
[INFO] [stderr]    Compiling serial v0.4.0
[INFO] [stderr]    Compiling mks-servo42 v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: struct `InvalidValue` is never constructed
[INFO] [stdout]  --> src/response.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub struct InvalidValue;
[INFO] [stdout]   |            ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Response` is never used
[INFO] [stdout]  --> src/response.rs:4:10
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub enum Response {
[INFO] [stdout]   |          ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Orientation` is never used
[INFO] [stdout]   --> src/direction.rs:10:6
[INFO] [stdout]    |
[INFO] [stdout] 10 | enum Orientation {
[INFO] [stdout]    |      ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> examples/desktop.rs:63:9
[INFO] [stdout]    |
[INFO] [stdout] 63 |         s.write_all(b);
[INFO] [stdout]    |         ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[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] 63 |         let _ = s.write_all(b);
[INFO] [stdout]    |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 2.38s
[INFO] running `Command { std: "docker" "inspect" "9b9cbb2ba8e84322e53a9515cec0f3ae2f1ca4c39cd10666019d0a378ddcef11", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9b9cbb2ba8e84322e53a9515cec0f3ae2f1ca4c39cd10666019d0a378ddcef11", kill_on_drop: false }`
[INFO] [stdout] 9b9cbb2ba8e84322e53a9515cec0f3ae2f1ca4c39cd10666019d0a378ddcef11
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+0abe69e6c16114311cc2700e972492e64d69c28f" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 1781f1007fe8d0441efd24895161b7df61fc94d806bad60b2012c5857270e406
[INFO] running `Command { std: "docker" "start" "-a" "1781f1007fe8d0441efd24895161b7df61fc94d806bad60b2012c5857270e406", kill_on_drop: false }`
[INFO] [stderr] warning: struct `InvalidValue` is never constructed
[INFO] [stderr]  --> src/response.rs:1:12
[INFO] [stderr]   |
[INFO] [stderr] 1 | pub struct InvalidValue;
[INFO] [stderr]   |            ^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: enum `Response` is never used
[INFO] [stderr]  --> src/response.rs:4:10
[INFO] [stderr]   |
[INFO] [stderr] 4 | pub enum Response {
[INFO] [stderr]   |          ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: enum `Orientation` is never used
[INFO] [stderr]   --> src/direction.rs:10:6
[INFO] [stderr]    |
[INFO] [stderr] 10 | enum Orientation {
[INFO] [stderr]    |      ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `mks-servo42` (lib) generated 3 warnings
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]   --> examples/desktop.rs:63:9
[INFO] [stderr]    |
[INFO] [stderr] 63 |         s.write_all(b);
[INFO] [stderr]    |         ^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[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] 63 |         let _ = s.write_all(b);
[INFO] [stderr]    |         +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: `mks-servo42` (example "desktop") generated 1 warning
[INFO] [stderr] warning: `mks-servo42` (lib test) generated 3 warnings (3 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/mks_servo42-e1796986efc50cfb)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test tests::checksums ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests mks_servo42
[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" "1781f1007fe8d0441efd24895161b7df61fc94d806bad60b2012c5857270e406", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1781f1007fe8d0441efd24895161b7df61fc94d806bad60b2012c5857270e406", kill_on_drop: false }`
[INFO] [stdout] 1781f1007fe8d0441efd24895161b7df61fc94d806bad60b2012c5857270e406
