[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 master#432e145bd5a974c5b6f4dd9b352891bd7502b69d for pr-87041
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKixunil%2Fbroken_thiserror" "/workspace/builds/worker-6/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Kixunil/broken_thiserror on toolchain 432e145bd5a974c5b6f4dd9b352891bd7502b69d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", 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-6/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" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5511f9a491f6f2c490331404d490f0d83807784d959b2adfeef11b3f3d333daf
[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" "5511f9a491f6f2c490331404d490f0d83807784d959b2adfeef11b3f3d333daf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5511f9a491f6f2c490331404d490f0d83807784d959b2adfeef11b3f3d333daf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5511f9a491f6f2c490331404d490f0d83807784d959b2adfeef11b3f3d333daf", kill_on_drop: false }`
[INFO] [stdout] 5511f9a491f6f2c490331404d490f0d83807784d959b2adfeef11b3f3d333daf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e7c589e60f3c4e4e625639ddcd578114eb2580b27fac963be766d9c368715f7d
[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" "e7c589e60f3c4e4e625639ddcd578114eb2580b27fac963be766d9c368715f7d", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.44
[INFO] [stderr]    Compiling quote v1.0.7
[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 ", $what))]
[INFO] [stdout]    |                 ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 12 | error_type!(Error, "foo");
[INFO] [stdout]    | -------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the macro `error_type` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: `Error` doesn't implement `std::fmt::Display`
[INFO] [stdout]   --> src/main.rs:15:27
[INFO] [stdout]    |
[INFO] [stdout] 15 |     println!("error: {}", Error);
[INFO] [stdout]    |                           ^^^^^ `Error` cannot be formatted with the default formatter
[INFO] [stdout]    |
[INFO] [stdout]    = help: the trait `std::fmt::Display` is not implemented for `Error`
[INFO] [stdout]    = note: in format strings you may be able to use `{:?}` (or {:#?} for pretty-print) instead
[INFO] [stdout]    = note: this error originates in the macro `$crate::format_args_nl` (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" "e7c589e60f3c4e4e625639ddcd578114eb2580b27fac963be766d9c368715f7d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e7c589e60f3c4e4e625639ddcd578114eb2580b27fac963be766d9c368715f7d", kill_on_drop: false }`
[INFO] [stdout] e7c589e60f3c4e4e625639ddcd578114eb2580b27fac963be766d9c368715f7d