[INFO] fetching crate labware_tracker 0.1.0...
[INFO] testing labware_tracker-0.1.0 against master#562dee4820c458d823175268e41601d4c060588a for pr-154210-1
[INFO] extracting crate labware_tracker 0.1.0 into /workspace/builds/worker-2-tc1/source
[INFO] started tweaking crates.io crate labware_tracker 0.1.0
[INFO] finished tweaking crates.io crate labware_tracker 0.1.0
[INFO] tweaked toml for crates.io crate labware_tracker 0.1.0 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate labware_tracker 0.1.0 on toolchain 562dee4820c458d823175268e41601d4c060588a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "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" "+562dee4820c458d823175268e41601d4c060588a" "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" "+562dee4820c458d823175268e41601d4c060588a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: `package.edition` is unspecified, defaulting to `2015` while the latest is `2024`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded rustc-serialize v0.3.25
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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" "+562dee4820c458d823175268e41601d4c060588a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 733600f927c82480be23a4d2bd6eadbc87d3574b24ee1eb075f8dcefea421e90
[INFO] running `Command { std: "docker" "start" "-a" "733600f927c82480be23a4d2bd6eadbc87d3574b24ee1eb075f8dcefea421e90", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "733600f927c82480be23a4d2bd6eadbc87d3574b24ee1eb075f8dcefea421e90", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "733600f927c82480be23a4d2bd6eadbc87d3574b24ee1eb075f8dcefea421e90", kill_on_drop: false }`
[INFO] [stdout] 733600f927c82480be23a4d2bd6eadbc87d3574b24ee1eb075f8dcefea421e90
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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" "+562dee4820c458d823175268e41601d4c060588a" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 421276f1d9eae9a449ee361f7a7e70896cb0e7fdea1a776a42031b90cbe72e0e
[INFO] running `Command { std: "docker" "start" "-a" "421276f1d9eae9a449ee361f7a7e70896cb0e7fdea1a776a42031b90cbe72e0e", kill_on_drop: false }`
[INFO] [stderr] warning: `package.edition` is unspecified, defaulting to `2015` while the latest is `2024`
[INFO] [stderr]    Compiling rustc-serialize v0.3.25
[INFO] [stderr]    Compiling labware_tracker v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: cannot find derive macro `RustcDecodable` in this scope
[INFO] [stdout]  --> src/labware.rs:1:10
[INFO] [stdout]   |
[INFO] [stdout] 1 | #[derive(RustcDecodable, RustcEncodable, Debug)]
[INFO] [stdout]   |          ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find derive macro `RustcEncodable` in this scope
[INFO] [stdout]  --> src/labware.rs:1:26
[INFO] [stdout]   |
[INFO] [stdout] 1 | #[derive(RustcDecodable, RustcEncodable, Debug)]
[INFO] [stdout]   |                          ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find derive macro `RustcDecodable` in this scope
[INFO] [stdout]  --> src/labware_collection.rs:3:10
[INFO] [stdout]   |
[INFO] [stdout] 3 | #[derive(RustcDecodable,RustcEncodable)]
[INFO] [stdout]   |          ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find derive macro `RustcEncodable` in this scope
[INFO] [stdout]  --> src/labware_collection.rs:3:25
[INFO] [stdout]   |
[INFO] [stdout] 3 | #[derive(RustcDecodable,RustcEncodable)]
[INFO] [stdout]   |                         ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the trait bound `LabwareCollection: Decodable` is not satisfied
[INFO] [stdout]    --> src/loader.rs:29:3
[INFO] [stdout]     |
[INFO] [stdout]  29 |   json::decode(&s).unwrap()
[INFO] [stdout]     |   ^^^^^^^^^^^^^^^^ unsatisfied trait bound
[INFO] [stdout]     |
[INFO] [stdout] help: the trait `Decodable` is not implemented for `LabwareCollection`
[INFO] [stdout]    --> src/labware_collection.rs:4:1
[INFO] [stdout]     |
[INFO] [stdout]   4 | pub struct LabwareCollection {
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     = help: the following other types implement trait `Decodable`:
[INFO] [stdout]               ()
[INFO] [stdout]               (T0, T1, T2, T3, T4, T5, T6, T7, T8, T9, T10, T11)
[INFO] [stdout]               (T1, T2, T3, T4, T5, T6, T7, T8, T9, T10, T11)
[INFO] [stdout]               (T10, T11)
[INFO] [stdout]               (T11,)
[INFO] [stdout]               (T2, T3, T4, T5, T6, T7, T8, T9, T10, T11)
[INFO] [stdout]               (T3, T4, T5, T6, T7, T8, T9, T10, T11)
[INFO] [stdout]               (T4, T5, T6, T7, T8, T9, T10, T11)
[INFO] [stdout]             and 71 others
[INFO] [stdout] note: required by a bound in `rustc_serialize::json::decode`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/rustc-serialize-0.3.25/src/json.rs:379:18
[INFO] [stdout]     |
[INFO] [stdout] 379 | pub fn decode<T: ::Decodable>(s: &str) -> DecodeResult<T> {
[INFO] [stdout]     |                  ^^^^^^^^^^^ required by this bound in `decode`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the trait bound `LabwareCollection: Encodable` is not satisfied
[INFO] [stdout]    --> src/loader.rs:41:30
[INFO] [stdout]     |
[INFO] [stdout]  41 |   match f.write(json::encode(&labwares).unwrap().as_bytes()) {
[INFO] [stdout]     |                 ------------ ^^^^^^^^^ unsatisfied trait bound
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 required by a bound introduced by this call
[INFO] [stdout]     |
[INFO] [stdout] help: the trait `Encodable` is not implemented for `LabwareCollection`
[INFO] [stdout]    --> src/labware_collection.rs:4:1
[INFO] [stdout]     |
[INFO] [stdout]   4 | pub struct LabwareCollection {
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     = help: the following other types implement trait `Encodable`:
[INFO] [stdout]               &'a T
[INFO] [stdout]               ()
[INFO] [stdout]               (T0, T1, T2, T3, T4, T5, T6, T7, T8, T9, T10, T11)
[INFO] [stdout]               (T1, T2, T3, T4, T5, T6, T7, T8, T9, T10, T11)
[INFO] [stdout]               (T10, T11)
[INFO] [stdout]               (T11,)
[INFO] [stdout]               (T2, T3, T4, T5, T6, T7, T8, T9, T10, T11)
[INFO] [stdout]               (T3, T4, T5, T6, T7, T8, T9, T10, T11)
[INFO] [stdout]             and 75 others
[INFO] [stdout] note: required by a bound in `rustc_serialize::json::encode`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/rustc-serialize-0.3.25/src/json.rs:390:18
[INFO] [stdout]     |
[INFO] [stdout] 390 | pub fn encode<T: ::Encodable>(object: &T) -> EncodeResult<string::String> {
[INFO] [stdout]     |                  ^^^^^^^^^^^ required by this bound in `encode`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0277`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `labware_tracker` (lib) due to 6 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "421276f1d9eae9a449ee361f7a7e70896cb0e7fdea1a776a42031b90cbe72e0e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "421276f1d9eae9a449ee361f7a7e70896cb0e7fdea1a776a42031b90cbe72e0e", kill_on_drop: false }`
[INFO] [stdout] 421276f1d9eae9a449ee361f7a7e70896cb0e7fdea1a776a42031b90cbe72e0e