[INFO] fetching crate serde-ndim 1.1.0...
[INFO] testing serde-ndim-1.1.0 against 1.75.0 for beta-1.76-1
[INFO] extracting crate serde-ndim 1.1.0 into /workspace/builds/worker-1-tc1/source
[INFO] validating manifest of crates.io crate serde-ndim 1.1.0 on toolchain 1.75.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.75.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate serde-ndim 1.1.0
[INFO] finished tweaking crates.io crate serde-ndim 1.1.0
[INFO] tweaked toml for crates.io crate serde-ndim 1.1.0 written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.75.0" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.75.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded format_serde_error v0.3.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 36499143770ecf882d9cbf18196118ccd69fe8a0b5eec3b28e561cb3f3f172ac
[INFO] running `Command { std: "docker" "start" "-a" "36499143770ecf882d9cbf18196118ccd69fe8a0b5eec3b28e561cb3f3f172ac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "36499143770ecf882d9cbf18196118ccd69fe8a0b5eec3b28e561cb3f3f172ac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "36499143770ecf882d9cbf18196118ccd69fe8a0b5eec3b28e561cb3f3f172ac", kill_on_drop: false }`
[INFO] [stdout] 36499143770ecf882d9cbf18196118ccd69fe8a0b5eec3b28e561cb3f3f172ac
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 69d1c96e7038f33468d7e90c7783722f7d235e2d5a6ceb5bd35a431e2b07bfb4
[INFO] running `Command { std: "docker" "start" "-a" "69d1c96e7038f33468d7e90c7783722f7d235e2d5a6ceb5bd35a431e2b07bfb4", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.194
[INFO] [stderr]    Compiling serde-ndim v1.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.17s
[INFO] running `Command { std: "docker" "inspect" "69d1c96e7038f33468d7e90c7783722f7d235e2d5a6ceb5bd35a431e2b07bfb4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "69d1c96e7038f33468d7e90c7783722f7d235e2d5a6ceb5bd35a431e2b07bfb4", kill_on_drop: false }`
[INFO] [stdout] 69d1c96e7038f33468d7e90c7783722f7d235e2d5a6ceb5bd35a431e2b07bfb4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f592a65e21cd44694d3c3c9bb48af105cb02b5636a1514628e25d6198298f5f3
[INFO] running `Command { std: "docker" "start" "-a" "f592a65e21cd44694d3c3c9bb48af105cb02b5636a1514628e25d6198298f5f3", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-traits v0.2.17
[INFO] [stderr]    Compiling serde v1.0.194
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]    Compiling paste v1.0.14
[INFO] [stderr]    Compiling libc v0.2.151
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling typenum v1.17.0
[INFO] [stderr]    Compiling serde_json v1.0.111
[INFO] [stderr]    Compiling linked-hash-map v0.5.6
[INFO] [stderr]    Compiling ryu v1.0.16
[INFO] [stderr]    Compiling itoa v1.0.10
[INFO] [stderr]    Compiling similar v2.4.0
[INFO] [stderr]    Compiling serde_derive v1.0.194
[INFO] [stderr]    Compiling yaml-rust v0.4.5
[INFO] [stderr]    Compiling console v0.15.7
[INFO] [stderr]    Compiling num-complex v0.4.4
[INFO] [stderr]    Compiling approx v0.5.1
[INFO] [stderr]    Compiling insta v1.34.0
[INFO] [stderr]    Compiling num-rational v0.4.1
[INFO] [stderr]    Compiling simba v0.8.1
[INFO] [stderr]    Compiling nalgebra-macros v0.2.1
[INFO] [stderr]    Compiling serde-ndim v1.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling nalgebra v0.32.3
[INFO] [stderr]    Compiling format_serde_error v0.3.0
[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]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 9.83s
[INFO] running `Command { std: "docker" "inspect" "f592a65e21cd44694d3c3c9bb48af105cb02b5636a1514628e25d6198298f5f3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f592a65e21cd44694d3c3c9bb48af105cb02b5636a1514628e25d6198298f5f3", kill_on_drop: false }`
[INFO] [stdout] f592a65e21cd44694d3c3c9bb48af105cb02b5636a1514628e25d6198298f5f3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 5821073b40741bcd741afc628439359dc8489d138638db63ceebfb13be6f8ece
[INFO] running `Command { std: "docker" "start" "-a" "5821073b40741bcd741afc628439359dc8489d138638db63ceebfb13be6f8ece", kill_on_drop: false }`
[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]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `serde-ndim` (lib test) generated 1 warning
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/serde_ndim-831edd2668f009fa)
[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] 7  | #[derive(Deserialize, Serialize)]
[INFO] [stdout]    |                       ^^^^^^^^^ the trait `NDim` is not implemented for `&_`
[INFO] [stdout]    |
[INFO] [stdout] note: required by a bound in `serde_ndim::serialize`
[INFO] [stdout]   --> /opt/rustwide/workdir/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]    = note: this error originates in the derive macro `Serialize` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `ndarray`
[INFO] [stdout]   --> src/lib.rs:57:14
[INFO] [stdout]    |
[INFO] [stdout] 10 |     ndarray: ndarray::ArrayD<f32>,
[INFO] [stdout]    |              ^^^^^^^ use of undeclared crate or module `ndarray`
[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 0.11s
[INFO] [stdout] 
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] running `Command { std: "docker" "inspect" "5821073b40741bcd741afc628439359dc8489d138638db63ceebfb13be6f8ece", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5821073b40741bcd741afc628439359dc8489d138638db63ceebfb13be6f8ece", kill_on_drop: false }`
[INFO] [stdout] 5821073b40741bcd741afc628439359dc8489d138638db63ceebfb13be6f8ece
