[INFO] fetching crate rialo-s-decode-error 0.4.0-alpha.0...
[INFO] testing rialo-s-decode-error-0.4.0-alpha.0 against try#dec9417b8611e34e787a3e4c37686b5131f9e5c5 for pr-154210-2
[INFO] extracting crate rialo-s-decode-error 0.4.0-alpha.0 into /workspace/builds/worker-6-tc2/source
[INFO] started tweaking crates.io crate rialo-s-decode-error 0.4.0-alpha.0
[INFO] finished tweaking crates.io crate rialo-s-decode-error 0.4.0-alpha.0
[INFO] tweaked toml for crates.io crate rialo-s-decode-error 0.4.0-alpha.0 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate rialo-s-decode-error 0.4.0-alpha.0 on toolchain dec9417b8611e34e787a3e4c37686b5131f9e5c5
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate rialo-s-decode-error 0.4.0-alpha.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" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9e9245df9eaac0e874d476103fca0c082ef1d08585fc1e0fb3548020b2698fcd
[INFO] running `Command { std: "docker" "start" "-a" "9e9245df9eaac0e874d476103fca0c082ef1d08585fc1e0fb3548020b2698fcd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9e9245df9eaac0e874d476103fca0c082ef1d08585fc1e0fb3548020b2698fcd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9e9245df9eaac0e874d476103fca0c082ef1d08585fc1e0fb3548020b2698fcd", kill_on_drop: false }`
[INFO] [stdout] 9e9245df9eaac0e874d476103fca0c082ef1d08585fc1e0fb3548020b2698fcd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e37cb824883edb39260d2651fa910b85437ab2a7f57304d8a802a94a4727a19e
[INFO] running `Command { std: "docker" "start" "-a" "e37cb824883edb39260d2651fa910b85437ab2a7f57304d8a802a94a4727a19e", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling rialo-s-decode-error v0.4.0-alpha.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.17s
[INFO] running `Command { std: "docker" "inspect" "e37cb824883edb39260d2651fa910b85437ab2a7f57304d8a802a94a4727a19e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e37cb824883edb39260d2651fa910b85437ab2a7f57304d8a802a94a4727a19e", kill_on_drop: false }`
[INFO] [stdout] e37cb824883edb39260d2651fa910b85437ab2a7f57304d8a802a94a4727a19e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 55b4dab3cb9a092d3e3c6ee902e546c3e66f0e0a5319356ac0279c0529f74747
[INFO] running `Command { std: "docker" "start" "-a" "55b4dab3cb9a092d3e3c6ee902e546c3e66f0e0a5319356ac0279c0529f74747", kill_on_drop: false }`
[INFO] [stderr]    Compiling rialo-s-decode-error v0.4.0-alpha.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0432]: unresolved import `num_derive`
[INFO] [stdout]   --> src/lib.rs:36:9
[INFO] [stdout]    |
[INFO] [stdout] 36 |     use num_derive::FromPrimitive;
[INFO] [stdout]    |         ^^^^^^^^^^ use of unresolved module or unlinked crate `num_derive`
[INFO] [stdout]    |
[INFO] [stdout]    = help: if you wanted to use a crate named `num_derive`, use `cargo add num_derive` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the trait bound `TestEnum: FromPrimitive` is not satisfied
[INFO] [stdout]   --> src/lib.rs:53:20
[INFO] [stdout]    |
[INFO] [stdout] 53 |         assert_eq!(TestEnum::decode_custom_error_to_enum(0), Some(TestEnum::A));
[INFO] [stdout]    |                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ unsatisfied trait bound
[INFO] [stdout]    |
[INFO] [stdout] help: the trait `FromPrimitive` is not implemented for `TestEnum`
[INFO] [stdout]   --> src/lib.rs:43:9
[INFO] [stdout]    |
[INFO] [stdout] 43 |         enum TestEnum {
[INFO] [stdout]    |         ^^^^^^^^^^^^^
[INFO] [stdout]    = help: the following other types implement trait `FromPrimitive`:
[INFO] [stdout]              Wrapping<T>
[INFO] [stdout]              f32
[INFO] [stdout]              f64
[INFO] [stdout]              i128
[INFO] [stdout]              i16
[INFO] [stdout]              i32
[INFO] [stdout]              i64
[INFO] [stdout]              i8
[INFO] [stdout]            and 7 others
[INFO] [stdout] note: required by a bound in `DecodeError::decode_custom_error_to_enum`
[INFO] [stdout]   --> src/lib.rs:27:12
[INFO] [stdout]    |
[INFO] [stdout] 25 |     fn decode_custom_error_to_enum(custom: u32) -> Option<E>
[INFO] [stdout]    |        --------------------------- required by a bound in this associated function
[INFO] [stdout] 26 |     where
[INFO] [stdout] 27 |         E: FromPrimitive,
[INFO] [stdout]    |            ^^^^^^^^^^^^^ required by this bound in `DecodeError::decode_custom_error_to_enum`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the trait bound `TestEnum: FromPrimitive` is not satisfied
[INFO] [stdout]   --> src/lib.rs:54:20
[INFO] [stdout]    |
[INFO] [stdout] 54 |         assert_eq!(TestEnum::decode_custom_error_to_enum(1), Some(TestEnum::B));
[INFO] [stdout]    |                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ unsatisfied trait bound
[INFO] [stdout]    |
[INFO] [stdout] help: the trait `FromPrimitive` is not implemented for `TestEnum`
[INFO] [stdout]   --> src/lib.rs:43:9
[INFO] [stdout]    |
[INFO] [stdout] 43 |         enum TestEnum {
[INFO] [stdout]    |         ^^^^^^^^^^^^^
[INFO] [stdout]    = help: the following other types implement trait `FromPrimitive`:
[INFO] [stdout]              Wrapping<T>
[INFO] [stdout]              f32
[INFO] [stdout]              f64
[INFO] [stdout]              i128
[INFO] [stdout]              i16
[INFO] [stdout]              i32
[INFO] [stdout]              i64
[INFO] [stdout]              i8
[INFO] [stdout]            and 7 others
[INFO] [stdout] note: required by a bound in `DecodeError::decode_custom_error_to_enum`
[INFO] [stdout]   --> src/lib.rs:27:12
[INFO] [stdout]    |
[INFO] [stdout] 25 |     fn decode_custom_error_to_enum(custom: u32) -> Option<E>
[INFO] [stdout]    |        --------------------------- required by a bound in this associated function
[INFO] [stdout] 26 |     where
[INFO] [stdout] 27 |         E: FromPrimitive,
[INFO] [stdout]    |            ^^^^^^^^^^^^^ required by this bound in `DecodeError::decode_custom_error_to_enum`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the trait bound `TestEnum: FromPrimitive` is not satisfied
[INFO] [stdout]   --> src/lib.rs:55:20
[INFO] [stdout]    |
[INFO] [stdout] 55 |         assert_eq!(TestEnum::decode_custom_error_to_enum(2), Some(TestEnum::C));
[INFO] [stdout]    |                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ unsatisfied trait bound
[INFO] [stdout]    |
[INFO] [stdout] help: the trait `FromPrimitive` is not implemented for `TestEnum`
[INFO] [stdout]   --> src/lib.rs:43:9
[INFO] [stdout]    |
[INFO] [stdout] 43 |         enum TestEnum {
[INFO] [stdout]    |         ^^^^^^^^^^^^^
[INFO] [stdout]    = help: the following other types implement trait `FromPrimitive`:
[INFO] [stdout]              Wrapping<T>
[INFO] [stdout]              f32
[INFO] [stdout]              f64
[INFO] [stdout]              i128
[INFO] [stdout]              i16
[INFO] [stdout]              i32
[INFO] [stdout]              i64
[INFO] [stdout]              i8
[INFO] [stdout]            and 7 others
[INFO] [stdout] note: required by a bound in `DecodeError::decode_custom_error_to_enum`
[INFO] [stdout]   --> src/lib.rs:27:12
[INFO] [stdout]    |
[INFO] [stdout] 25 |     fn decode_custom_error_to_enum(custom: u32) -> Option<E>
[INFO] [stdout]    |        --------------------------- required by a bound in this associated function
[INFO] [stdout] 26 |     where
[INFO] [stdout] 27 |         E: FromPrimitive,
[INFO] [stdout]    |            ^^^^^^^^^^^^^ required by this bound in `DecodeError::decode_custom_error_to_enum`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the trait bound `TestEnum: FromPrimitive` is not satisfied
[INFO] [stdout]   --> src/lib.rs:56:40
[INFO] [stdout]    |
[INFO] [stdout] 56 |         let option: Option<TestEnum> = TestEnum::decode_custom_error_to_enum(3);
[INFO] [stdout]    |                                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ unsatisfied trait bound
[INFO] [stdout]    |
[INFO] [stdout] help: the trait `FromPrimitive` is not implemented for `TestEnum`
[INFO] [stdout]   --> src/lib.rs:43:9
[INFO] [stdout]    |
[INFO] [stdout] 43 |         enum TestEnum {
[INFO] [stdout]    |         ^^^^^^^^^^^^^
[INFO] [stdout]    = help: the following other types implement trait `FromPrimitive`:
[INFO] [stdout]              Wrapping<T>
[INFO] [stdout]              f32
[INFO] [stdout]              f64
[INFO] [stdout]              i128
[INFO] [stdout]              i16
[INFO] [stdout]              i32
[INFO] [stdout]              i64
[INFO] [stdout]              i8
[INFO] [stdout]            and 7 others
[INFO] [stdout] note: required by a bound in `DecodeError::decode_custom_error_to_enum`
[INFO] [stdout]   --> src/lib.rs:27:12
[INFO] [stdout]    |
[INFO] [stdout] 25 |     fn decode_custom_error_to_enum(custom: u32) -> Option<E>
[INFO] [stdout]    |        --------------------------- required by a bound in this associated function
[INFO] [stdout] 26 |     where
[INFO] [stdout] 27 |         E: FromPrimitive,
[INFO] [stdout]    |            ^^^^^^^^^^^^^ required by this bound in `DecodeError::decode_custom_error_to_enum`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0277, E0432.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0277`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rialo-s-decode-error` (lib test) due to 5 previous errors
[INFO] running `Command { std: "docker" "inspect" "55b4dab3cb9a092d3e3c6ee902e546c3e66f0e0a5319356ac0279c0529f74747", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "55b4dab3cb9a092d3e3c6ee902e546c3e66f0e0a5319356ac0279c0529f74747", kill_on_drop: false }`
[INFO] [stdout] 55b4dab3cb9a092d3e3c6ee902e546c3e66f0e0a5319356ac0279c0529f74747