[INFO] cloning repository https://github.com/Kixunil/broken_thiserror
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Kixunil/broken_thiserror" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKixunil%2Fbroken_thiserror", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKixunil%2Fbroken_thiserror'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 16771862e70ad2c8a8fbd9e0895c17ceffb882dc
[INFO] testing Kixunil/broken_thiserror against 1.49.0 for beta-1.50-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKixunil%2Fbroken_thiserror" "/workspace/builds/worker-0/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Kixunil/broken_thiserror on toolchain 1.49.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Kixunil/broken_thiserror
[INFO] finished tweaking git repo https://github.com/Kixunil/broken_thiserror
[INFO] tweaked toml for git repo https://github.com/Kixunil/broken_thiserror written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/Kixunil/broken_thiserror already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 845ace238ffc39d36ee02ff42d88c48fdf143174adf70d55eb1f8fbac9366b9e
[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" "845ace238ffc39d36ee02ff42d88c48fdf143174adf70d55eb1f8fbac9366b9e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "845ace238ffc39d36ee02ff42d88c48fdf143174adf70d55eb1f8fbac9366b9e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "845ace238ffc39d36ee02ff42d88c48fdf143174adf70d55eb1f8fbac9366b9e", kill_on_drop: false }`
[INFO] [stdout] 845ace238ffc39d36ee02ff42d88c48fdf143174adf70d55eb1f8fbac9366b9e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d1f5ac37b0eb6412c4b33f6a74cb10ba0ce65862dea2bf7c00c60c0dab7bdd02
[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" "d1f5ac37b0eb6412c4b33f6a74cb10ba0ce65862dea2bf7c00c60c0dab7bdd02", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.44
[INFO] [stderr]    Compiling thiserror-impl v1.0.21
[INFO] [stderr]    Compiling thiserror v1.0.21
[INFO] [stderr]    Compiling broken_thiserror v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: expected literal
[INFO] [stdout]   --> src/main.rs:5:17
[INFO] [stdout]    |
[INFO] [stdout] 5  |         #[error(concat!("invalid ", $what))]
[INFO] [stdout]    |                 ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 12 | error_type!(Error, "foo");
[INFO] [stdout]    | -------------------------- in this macro invocation
[INFO] [stdout]    |
[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]: `Error` doesn't implement `std::fmt::Display`
[INFO] [stdout]   --> src/main.rs:15:27
[INFO] [stdout]    |
[INFO] [stdout] 15 |     println!("error: {}", Error);
[INFO] [stdout]    |                           ^^^^^ `Error` cannot be formatted with the default formatter
[INFO] [stdout]    |
[INFO] [stdout]    = help: the trait `std::fmt::Display` is not implemented for `Error`
[INFO] [stdout]    = note: in format strings you may be able to use `{:?}` (or {:#?} for pretty-print) instead
[INFO] [stdout]    = note: required by `std::fmt::Display::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 2 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 `broken_thiserror`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `Command { std: "docker" "inspect" "d1f5ac37b0eb6412c4b33f6a74cb10ba0ce65862dea2bf7c00c60c0dab7bdd02", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d1f5ac37b0eb6412c4b33f6a74cb10ba0ce65862dea2bf7c00c60c0dab7bdd02", kill_on_drop: false }`
[INFO] [stdout] d1f5ac37b0eb6412c4b33f6a74cb10ba0ce65862dea2bf7c00c60c0dab7bdd02