[INFO] fetching crate try_or_wrap 0.0.5...
[INFO] checking try_or_wrap-0.0.5 against beta for pr-78714
[INFO] extracting crate try_or_wrap 0.0.5 into /workspace/builds/worker-9/source
[INFO] validating manifest of crates.io crate try_or_wrap 0.0.5 on toolchain beta
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate try_or_wrap 0.0.5
[INFO] finished tweaking crates.io crate try_or_wrap 0.0.5
[INFO] tweaked toml for crates.io crate try_or_wrap 0.0.5 written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4dbcf4932ddecba7697bca88ca563274bf373db7265000de43d09373bbea4e51
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "4dbcf4932ddecba7697bca88ca563274bf373db7265000de43d09373bbea4e51", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4dbcf4932ddecba7697bca88ca563274bf373db7265000de43d09373bbea4e51", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4dbcf4932ddecba7697bca88ca563274bf373db7265000de43d09373bbea4e51", kill_on_drop: false }`
[INFO] [stdout] 4dbcf4932ddecba7697bca88ca563274bf373db7265000de43d09373bbea4e51
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 325903cccc72bd053d1e64b45eae60592ff1c88a9bf61f529224c702594b613a
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "325903cccc72bd053d1e64b45eae60592ff1c88a9bf61f529224c702594b613a", kill_on_drop: false }`
[INFO] [stderr]     Checking try_or_wrap v0.0.5 (/opt/rustwide/workdir)
[INFO] [stdout] error: cannot find derive macro `Show` in this scope
[INFO] [stdout]   --> src/lib.rs:29:20
[INFO] [stdout]    |
[INFO] [stdout] 29 | #[derive(PartialEq,Show)]
[INFO] [stdout]    |                    ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find derive macro `Show` in this scope
[INFO] [stdout]   --> src/lib.rs:35:20
[INFO] [stdout]    |
[INFO] [stdout] 35 | #[derive(PartialEq,Show)]
[INFO] [stdout]    |                    ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find derive macro `Show` in this scope
[INFO] [stdout]   --> src/lib.rs:41:20
[INFO] [stdout]    |
[INFO] [stdout] 41 | #[derive(PartialEq,Show)]
[INFO] [stdout]    |                    ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: `ErrorWrapper` doesn't implement `Debug`
[INFO] [stdout]   --> src/lib.rs:72:5
[INFO] [stdout]    |
[INFO] [stdout] 72 |     assert_eq!(Err(ErrorWrapper::WrapA(ErrorTypeA::Fail)), try_both(false, false));
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ `ErrorWrapper` cannot be formatted using `{:?}`
[INFO] [stdout]    |
[INFO] [stdout]    = help: the trait `Debug` is not implemented for `ErrorWrapper`
[INFO] [stdout]    = note: add `#[derive(Debug)]` or manually implement `Debug`
[INFO] [stdout]    = note: required because of the requirements on the impl of `Debug` for `std::result::Result<(), ErrorWrapper>`
[INFO] [stdout]    = note: required because of the requirements on the impl of `Debug` for `&std::result::Result<(), ErrorWrapper>`
[INFO] [stdout]    = note: required by `std::fmt::Debug::fmt`
[INFO] [stdout]    = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: `ErrorWrapper` doesn't implement `Debug`
[INFO] [stdout]   --> src/lib.rs:72:5
[INFO] [stdout]    |
[INFO] [stdout] 72 |     assert_eq!(Err(ErrorWrapper::WrapA(ErrorTypeA::Fail)), try_both(false, false));
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ `ErrorWrapper` cannot be formatted using `{:?}`
[INFO] [stdout]    |
[INFO] [stdout]    = help: the trait `Debug` is not implemented for `ErrorWrapper`
[INFO] [stdout]    = note: add `#[derive(Debug)]` or manually implement `Debug`
[INFO] [stdout]    = note: required because of the requirements on the impl of `Debug` for `std::result::Result<(), ErrorWrapper>`
[INFO] [stdout]    = note: required because of the requirements on the impl of `Debug` for `&std::result::Result<(), ErrorWrapper>`
[INFO] [stdout]    = note: required by `std::fmt::Debug::fmt`
[INFO] [stdout]    = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: `ErrorWrapper` doesn't implement `Debug`
[INFO] [stdout]   --> src/lib.rs:77:5
[INFO] [stdout]    |
[INFO] [stdout] 77 |     assert_eq!(Err(ErrorWrapper::WrapB(ErrorTypeB::Fail)), try_both(true, false));
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ `ErrorWrapper` cannot be formatted using `{:?}`
[INFO] [stdout]    |
[INFO] [stdout]    = help: the trait `Debug` is not implemented for `ErrorWrapper`
[INFO] [stdout]    = note: add `#[derive(Debug)]` or manually implement `Debug`
[INFO] [stdout]    = note: required because of the requirements on the impl of `Debug` for `std::result::Result<(), ErrorWrapper>`
[INFO] [stdout]    = note: required because of the requirements on the impl of `Debug` for `&std::result::Result<(), ErrorWrapper>`
[INFO] [stdout]    = note: required by `std::fmt::Debug::fmt`
[INFO] [stdout]    = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: `ErrorWrapper` doesn't implement `Debug`
[INFO] [stdout]   --> src/lib.rs:77:5
[INFO] [stdout]    |
[INFO] [stdout] 77 |     assert_eq!(Err(ErrorWrapper::WrapB(ErrorTypeB::Fail)), try_both(true, false));
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ `ErrorWrapper` cannot be formatted using `{:?}`
[INFO] [stdout]    |
[INFO] [stdout]    = help: the trait `Debug` is not implemented for `ErrorWrapper`
[INFO] [stdout]    = note: add `#[derive(Debug)]` or manually implement `Debug`
[INFO] [stdout]    = note: required because of the requirements on the impl of `Debug` for `std::result::Result<(), ErrorWrapper>`
[INFO] [stdout]    = note: required because of the requirements on the impl of `Debug` for `&std::result::Result<(), ErrorWrapper>`
[INFO] [stdout]    = note: required by `std::fmt::Debug::fmt`
[INFO] [stdout]    = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: `ErrorWrapper` doesn't implement `Debug`
[INFO] [stdout]   --> src/lib.rs:82:5
[INFO] [stdout]    |
[INFO] [stdout] 82 |     assert_eq!(Ok(()), try_both(true, true));
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ `ErrorWrapper` cannot be formatted using `{:?}`
[INFO] [stdout]    |
[INFO] [stdout]    = help: the trait `Debug` is not implemented for `ErrorWrapper`
[INFO] [stdout]    = note: add `#[derive(Debug)]` or manually implement `Debug`
[INFO] [stdout]    = note: required because of the requirements on the impl of `Debug` for `std::result::Result<(), ErrorWrapper>`
[INFO] [stdout]    = note: required because of the requirements on the impl of `Debug` for `&std::result::Result<(), ErrorWrapper>`
[INFO] [stdout]    = note: required by `std::fmt::Debug::fmt`
[INFO] [stdout]    = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: `ErrorWrapper` doesn't implement `Debug`
[INFO] [stdout]   --> src/lib.rs:82:5
[INFO] [stdout]    |
[INFO] [stdout] 82 |     assert_eq!(Ok(()), try_both(true, true));
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ `ErrorWrapper` cannot be formatted using `{:?}`
[INFO] [stdout]    |
[INFO] [stdout]    = help: the trait `Debug` is not implemented for `ErrorWrapper`
[INFO] [stdout]    = note: add `#[derive(Debug)]` or manually implement `Debug`
[INFO] [stdout]    = note: required because of the requirements on the impl of `Debug` for `std::result::Result<(), ErrorWrapper>`
[INFO] [stdout]    = note: required because of the requirements on the impl of `Debug` for `&std::result::Result<(), ErrorWrapper>`
[INFO] [stdout]    = note: required by `std::fmt::Debug::fmt`
[INFO] [stdout]    = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 9 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0277`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `try_or_wrap`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `Command { std: "docker" "inspect" "325903cccc72bd053d1e64b45eae60592ff1c88a9bf61f529224c702594b613a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "325903cccc72bd053d1e64b45eae60592ff1c88a9bf61f529224c702594b613a", kill_on_drop: false }`
[INFO] [stdout] 325903cccc72bd053d1e64b45eae60592ff1c88a9bf61f529224c702594b613a