[INFO] fetching crate serde-ndim 2.2.1...
[INFO] testing serde-ndim-2.2.1 against try#33835004928d3bf65db4d4712e1330766263b0bd for pr-155739-1
[INFO] extracting crate serde-ndim 2.2.1 into /workspace/builds/worker-1-tc2/source
[INFO] started tweaking crates.io crate serde-ndim 2.2.1
[INFO] finished tweaking crates.io crate serde-ndim 2.2.1
[INFO] tweaked toml for crates.io crate serde-ndim 2.2.1 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate serde-ndim 2.2.1 on toolchain 33835004928d3bf65db4d4712e1330766263b0bd
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+33835004928d3bf65db4d4712e1330766263b0bd" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate serde-ndim 2.2.1 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" "+33835004928d3bf65db4d4712e1330766263b0bd" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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" "+33835004928d3bf65db4d4712e1330766263b0bd" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8c8215722d733cf2aca610e19b7d11f37708bcdf622f72ecb592dd27d41ee025
[INFO] running `Command { std: "docker" "start" "-a" "8c8215722d733cf2aca610e19b7d11f37708bcdf622f72ecb592dd27d41ee025", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8c8215722d733cf2aca610e19b7d11f37708bcdf622f72ecb592dd27d41ee025", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8c8215722d733cf2aca610e19b7d11f37708bcdf622f72ecb592dd27d41ee025", kill_on_drop: false }`
[INFO] [stdout] 8c8215722d733cf2aca610e19b7d11f37708bcdf622f72ecb592dd27d41ee025
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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" "+33835004928d3bf65db4d4712e1330766263b0bd" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ef490621624ab58612d5db116a84abae510f72b43a56be7b4c6d18cbef0731d7
[INFO] running `Command { std: "docker" "start" "-a" "ef490621624ab58612d5db116a84abae510f72b43a56be7b4c6d18cbef0731d7", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde-ndim v2.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.19s
[INFO] running `Command { std: "docker" "inspect" "ef490621624ab58612d5db116a84abae510f72b43a56be7b4c6d18cbef0731d7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ef490621624ab58612d5db116a84abae510f72b43a56be7b4c6d18cbef0731d7", kill_on_drop: false }`
[INFO] [stdout] ef490621624ab58612d5db116a84abae510f72b43a56be7b4c6d18cbef0731d7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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" "+33835004928d3bf65db4d4712e1330766263b0bd" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 673e8d6fba1fdfce9f99a207b508752ace499e3743ef2b66d1a6e7852a7df1b5
[INFO] running `Command { std: "docker" "start" "-a" "673e8d6fba1fdfce9f99a207b508752ace499e3743ef2b66d1a6e7852a7df1b5", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.106
[INFO] [stderr]    Compiling quote v1.0.45
[INFO] [stderr]    Compiling getrandom v0.4.2
[INFO] [stderr]    Compiling bitflags v2.11.1
[INFO] [stderr]    Compiling fastrand v2.4.1
[INFO] [stderr]    Compiling similar v2.7.0
[INFO] [stderr]    Compiling console v0.16.3
[INFO] [stderr]    Compiling serde_json v1.0.149
[INFO] [stderr]    Compiling rustix v1.1.4
[INFO] [stderr]    Compiling syn v2.0.117
[INFO] [stderr]    Compiling tempfile v3.27.0
[INFO] [stderr]    Compiling insta v1.47.2
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling format_serde_error v0.3.0
[INFO] [stderr]    Compiling serde-ndim v2.2.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: struct `TestWrapper` is never constructed
[INFO] [stdout]   --> src/lib.rs:34:23
[INFO] [stdout]    |
[INFO] [stdout] 34 |     pub(crate) struct TestWrapper<A>(#[serde(with = "crate")] pub(crate) A);
[INFO] [stdout]    |                       ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `test_roundtrip` is never used
[INFO] [stdout]   --> src/lib.rs:36:19
[INFO] [stdout]    |
[INFO] [stdout] 36 |     pub(crate) fn test_roundtrip<A: crate::de::MakeNDim>(
[INFO] [stdout]    |                   ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 7.05s
[INFO] running `Command { std: "docker" "inspect" "673e8d6fba1fdfce9f99a207b508752ace499e3743ef2b66d1a6e7852a7df1b5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "673e8d6fba1fdfce9f99a207b508752ace499e3743ef2b66d1a6e7852a7df1b5", kill_on_drop: false }`
[INFO] [stdout] 673e8d6fba1fdfce9f99a207b508752ace499e3743ef2b66d1a6e7852a7df1b5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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" "+33835004928d3bf65db4d4712e1330766263b0bd" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 51659bdb4a60434a6a9d0c71a578b9a41d53b67a5149678a907c0f2c98d10b2a
[INFO] running `Command { std: "docker" "start" "-a" "51659bdb4a60434a6a9d0c71a578b9a41d53b67a5149678a907c0f2c98d10b2a", kill_on_drop: false }`
[INFO] [stderr] warning: struct `TestWrapper` is never constructed
[INFO] [stderr]   --> src/lib.rs:34:23
[INFO] [stderr]    |
[INFO] [stderr] 34 |     pub(crate) struct TestWrapper<A>(#[serde(with = "crate")] pub(crate) A);
[INFO] [stderr]    |                       ^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function `test_roundtrip` is never used
[INFO] [stderr]   --> src/lib.rs:36:19
[INFO] [stderr]    |
[INFO] [stderr] 36 |     pub(crate) fn test_roundtrip<A: crate::de::MakeNDim>(
[INFO] [stderr]    |                   ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `serde-ndim` (lib test) generated 2 warnings
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/serde_ndim-28c4468862ba5e5b)
[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] [stderr]    Doc-tests serde_ndim
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - (line 50) ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/lib.rs - (line 50) stdout ----
[INFO] [stdout] error[E0277]: the trait bound `&_: NDim` is not satisfied
[INFO] [stdout]   --> src/lib.rs:54:23
[INFO] [stdout]    |
[INFO] [stdout] 54 | #[derive(Deserialize, Serialize)]
[INFO] [stdout]    |                       ^^^^^^^^^ the trait `NDim` is not implemented for `&_`
[INFO] [stdout] 55 | struct MyStruct {
[INFO] [stdout] 56 |     #[serde(with = "serde_ndim")]
[INFO] [stdout]    |                    ------------ required by a bound introduced by this call
[INFO] [stdout]    |
[INFO] [stdout] note: required by a bound in `serde_ndim::serialize`
[INFO] [stdout]   --> src/ser.rs:50:12
[INFO] [stdout]    |
[INFO] [stdout] 48 | pub fn serialize<'a, A, S: Serializer>(array: &'a A, serializer: S) -> Result<S::Ok, S::Error>
[INFO] [stdout]    |        --------- required by a bound in this function
[INFO] [stdout] 49 | where
[INFO] [stdout] 50 |     &'a A: NDim,
[INFO] [stdout]    |            ^^^^ required by this bound in `serialize`
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: cannot find module or crate `ndarray` in this scope
[INFO] [stdout]   --> src/lib.rs:57:14
[INFO] [stdout]    |
[INFO] [stdout] 57 |     ndarray: ndarray::ArrayD<f32>,
[INFO] [stdout]    |              ^^^^^^^ use of unresolved module or unlinked crate `ndarray`
[INFO] [stdout]    |
[INFO] [stdout] help: to make use of source file src/ndarray.rs, use `mod ndarray` in this file to declare the module
[INFO] [stdout]    |
[INFO] [stdout] 49 + mod ndarray;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0277, E0433.
[INFO] [stdout] For more information about an error, try `rustc --explain E0277`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/lib.rs - (line 50)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.19s
[INFO] [stdout] 
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] running `Command { std: "docker" "inspect" "51659bdb4a60434a6a9d0c71a578b9a41d53b67a5149678a907c0f2c98d10b2a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "51659bdb4a60434a6a9d0c71a578b9a41d53b67a5149678a907c0f2c98d10b2a", kill_on_drop: false }`
[INFO] [stdout] 51659bdb4a60434a6a9d0c71a578b9a41d53b67a5149678a907c0f2c98d10b2a
