[INFO] fetching crate mks-servo42-rs 1.0.4...
[INFO] checking mks-servo42-rs-1.0.4 against master#bbe853615821442ef11d6cd42a30a73432b38d89 for pr-154205
[INFO] extracting crate mks-servo42-rs 1.0.4 into /workspace/builds/worker-7-tc1/source
[INFO] started tweaking crates.io crate mks-servo42-rs 1.0.4
[INFO] removed 0 missing examples
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate mks-servo42-rs 1.0.4
[INFO] tweaked toml for crates.io crate mks-servo42-rs 1.0.4 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate mks-servo42-rs 1.0.4 on toolchain bbe853615821442ef11d6cd42a30a73432b38d89
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+bbe853615821442ef11d6cd42a30a73432b38d89" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate mks-servo42-rs 1.0.4 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" "+bbe853615821442ef11d6cd42a30a73432b38d89" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded termios v0.2.2
[INFO] [stderr]   Downloaded dotenvy v0.15.7
[INFO] [stderr]   Downloaded ioctl-rs v0.1.6
[INFO] [stderr]   Downloaded serial-unix v0.4.0
[INFO] [stderr]   Downloaded serial-windows v0.4.0
[INFO] [stderr]   Downloaded serial-core v0.4.0
[INFO] [stderr]   Downloaded serial v0.4.0
[INFO] [stderr]   Downloaded libc v0.2.180
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+bbe853615821442ef11d6cd42a30a73432b38d89" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 31f234fcef654b73bb2825ffe4fa26724aff566efb1118ac222092650c8ce805
[INFO] running `Command { std: "docker" "start" "-a" "31f234fcef654b73bb2825ffe4fa26724aff566efb1118ac222092650c8ce805", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "31f234fcef654b73bb2825ffe4fa26724aff566efb1118ac222092650c8ce805", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "31f234fcef654b73bb2825ffe4fa26724aff566efb1118ac222092650c8ce805", kill_on_drop: false }`
[INFO] [stdout] 31f234fcef654b73bb2825ffe4fa26724aff566efb1118ac222092650c8ce805
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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=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" "+bbe853615821442ef11d6cd42a30a73432b38d89" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 55c028978c4e6e5a769be4019eb002b4c0d5bcdf72dcafc31fe9e12afb7df932
[INFO] running `Command { std: "docker" "start" "-a" "55c028978c4e6e5a769be4019eb002b4c0d5bcdf72dcafc31fe9e12afb7df932", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.180
[INFO] [stderr]     Checking lazy_static v1.5.0
[INFO] [stderr]     Checking dotenvy v0.15.7
[INFO] [stderr]     Checking mks-servo42-rs v1.0.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking termios v0.2.2
[INFO] [stderr]     Checking serial-core v0.4.0
[INFO] [stderr]     Checking ioctl-rs v0.1.6
[INFO] [stderr]     Checking serial-unix v0.4.0
[INFO] [stderr]     Checking serial v0.4.0
[INFO] [stdout] error[E0432]: unresolved import `encoder_client`
[INFO] [stdout]  --> tests/test_utils.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use encoder_client::EncoderClient;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^ use of unresolved module or unlinked crate `encoder_client`
[INFO] [stdout]   |
[INFO] [stdout]   = help: if you wanted to use a crate named `encoder_client`, use `cargo add encoder_client` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `encoder_client`
[INFO] [stdout]  --> tests/test_utils.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use encoder_client::EncoderClient;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^ use of unresolved module or unlinked crate `encoder_client`
[INFO] [stdout]   |
[INFO] [stdout]   = help: if you wanted to use a crate named `encoder_client`, use `cargo add encoder_client` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `mks-servo42-rs` (test "test_utils") due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] For more information about this error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `mks-servo42-rs` (test "integration") due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "55c028978c4e6e5a769be4019eb002b4c0d5bcdf72dcafc31fe9e12afb7df932", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "55c028978c4e6e5a769be4019eb002b4c0d5bcdf72dcafc31fe9e12afb7df932", kill_on_drop: false }`
[INFO] [stdout] 55c028978c4e6e5a769be4019eb002b4c0d5bcdf72dcafc31fe9e12afb7df932