[INFO] cloning repository https://github.com/AyAyEm/json-typings
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/AyAyEm/json-typings" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAyAyEm%2Fjson-typings", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAyAyEm%2Fjson-typings'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 3510f4162169aea1fa57d7f629e74cfc73a45c87
[INFO] checking AyAyEm/json-typings/3510f4162169aea1fa57d7f629e74cfc73a45c87 against master#f609b7e0586f81fefb3523e3e17adf779ac416be for pr-129466-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAyAyEm%2Fjson-typings" "/workspace/builds/worker-1-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/AyAyEm/json-typings on toolchain f609b7e0586f81fefb3523e3e17adf779ac416be
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f609b7e0586f81fefb3523e3e17adf779ac416be" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/AyAyEm/json-typings
[INFO] finished tweaking git repo https://github.com/AyAyEm/json-typings
[INFO] tweaked toml for git repo https://github.com/AyAyEm/json-typings written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/AyAyEm/json-typings 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" "+f609b7e0586f81fefb3523e3e17adf779ac416be" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[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:ceb6ea022f8a89cebbe621bb4987e73a935bd40dfbb726f832cfff4742a5b95a" "/opt/rustwide/cargo-home/bin/cargo" "+f609b7e0586f81fefb3523e3e17adf779ac416be" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c8e87e9584a4ae8d31e38744c746bb1ad12bc5bdadac42c35a91a50c7bff5a19
[INFO] running `Command { std: "docker" "start" "-a" "c8e87e9584a4ae8d31e38744c746bb1ad12bc5bdadac42c35a91a50c7bff5a19", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c8e87e9584a4ae8d31e38744c746bb1ad12bc5bdadac42c35a91a50c7bff5a19", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c8e87e9584a4ae8d31e38744c746bb1ad12bc5bdadac42c35a91a50c7bff5a19", kill_on_drop: false }`
[INFO] [stdout] c8e87e9584a4ae8d31e38744c746bb1ad12bc5bdadac42c35a91a50c7bff5a19
[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=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:ceb6ea022f8a89cebbe621bb4987e73a935bd40dfbb726f832cfff4742a5b95a" "/opt/rustwide/cargo-home/bin/cargo" "+f609b7e0586f81fefb3523e3e17adf779ac416be" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a675f567954c3b33731d2b90aa3aef1fb5d56e389e21902fcf04ebe5cde262e8
[INFO] running `Command { std: "docker" "start" "-a" "a675f567954c3b33731d2b90aa3aef1fb5d56e389e21902fcf04ebe5cde262e8", kill_on_drop: false }`
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[INFO] [stdout] error: the return value of `mem::discriminant` is unspecified when called with a non-enum type
[INFO] [stdout]    --> src/typing.rs:107:35
[INFO] [stdout]     |
[INFO] [stdout] 107 |                     .group_by(|v| std::mem::discriminant(v))
[INFO] [stdout]     |                                   ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] note: the argument to `discriminant` should be a reference to an enum, but it was passed a reference to a `IValue`, which is not an enum
[INFO] [stdout]    --> src/typing.rs:107:58
[INFO] [stdout]     |
[INFO] [stdout] 107 |                     .group_by(|v| std::mem::discriminant(v))
[INFO] [stdout]     |                                                          ^
[INFO] [stdout]     = note: `#[deny(enum_intrinsics_non_enums)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `json-typings` (lib) due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: the return value of `mem::discriminant` is unspecified when called with a non-enum type
[INFO] [stdout]    --> src/typing.rs:107:35
[INFO] [stdout]     |
[INFO] [stdout] 107 |                     .group_by(|v| std::mem::discriminant(v))
[INFO] [stdout]     |                                   ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] note: the argument to `discriminant` should be a reference to an enum, but it was passed a reference to a `IValue`, which is not an enum
[INFO] [stdout]    --> src/typing.rs:107:58
[INFO] [stdout]     |
[INFO] [stdout] 107 |                     .group_by(|v| std::mem::discriminant(v))
[INFO] [stdout]     |                                                          ^
[INFO] [stdout]     = note: `#[deny(enum_intrinsics_non_enums)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `json-typings` (lib test) due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "a675f567954c3b33731d2b90aa3aef1fb5d56e389e21902fcf04ebe5cde262e8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a675f567954c3b33731d2b90aa3aef1fb5d56e389e21902fcf04ebe5cde262e8", kill_on_drop: false }`
[INFO] [stdout] a675f567954c3b33731d2b90aa3aef1fb5d56e389e21902fcf04ebe5cde262e8