[INFO] crate tracerr 0.1.1 is already in cache
[INFO] checking tracerr-0.1.1 against try#f149601db42efe10ece8b284ab681fd4a6fcb89c for pr-68766
[INFO] extracting crate tracerr 0.1.1 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate tracerr 0.1.1 on toolchain f149601db42efe10ece8b284ab681fd4a6fcb89c
[INFO] running `"/workspace/cargo-home/bin/cargo" "+f149601db42efe10ece8b284ab681fd4a6fcb89c" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate tracerr 0.1.1
[INFO] finished tweaking crates.io crate tracerr 0.1.1
[INFO] tweaked toml for crates.io crate tracerr 0.1.1 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+f149601db42efe10ece8b284ab681fd4a6fcb89c" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+f149601db42efe10ece8b284ab681fd4a6fcb89c" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+f149601db42efe10ece8b284ab681fd4a6fcb89c" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] bac22bf8e7a0436c99e000c145dd100507d814657f4cdf7b9dc261517eaba6de
[INFO] running `"docker" "start" "-a" "bac22bf8e7a0436c99e000c145dd100507d814657f4cdf7b9dc261517eaba6de"`
[INFO] [stderr]    Compiling syn v1.0.14
[INFO] [stderr]    Compiling derive_more v0.99.2
[INFO] [stderr]     Checking tracerr v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr] error[E0425]: cannot find value `_derive_more_display_formatter` in this scope
[INFO] [stderr]   --> src/trace.rs:12:3
[INFO] [stderr]    |
[INFO] [stderr] 12 | #[display(fmt = "{}\n  at {}:{}", module, file, line)]
[INFO] [stderr]    |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ not found in this scope
[INFO] [stderr] 
[INFO] [stderr] error[E0425]: cannot find value `_derive_more_display_formatter` in this scope
[INFO] [stderr]   --> src/trace.rs:12:3
[INFO] [stderr]    |
[INFO] [stderr] 12 | #[display(fmt = "{}\n  at {}:{}", module, file, line)]
[INFO] [stderr]    |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ not found in this scope
[INFO] [stderr] 
[INFO] [stderr] error[E0425]: cannot find value `_derive_more_display_formatter` in this scope
[INFO] [stderr]   --> src/lib.rs:90:3
[INFO] [stderr]    |
[INFO] [stderr] 90 | #[display(fmt = "{}", err)]
[INFO] [stderr]    |   ^^^^^^^^^^^^^^^^^^^^^^^^ not found in this scope
[INFO] [stderr] 
[INFO] [stderr] error[E0425]: cannot find value `_derive_more_display_formatter` in this scope
[INFO] [stderr]   --> src/lib.rs:90:3
[INFO] [stderr]    |
[INFO] [stderr] 90 | #[display(fmt = "{}", err)]
[INFO] [stderr]    |   ^^^^^^^^^^^^^^^^^^^^^^^^ not found in this scope
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 2 previous errors
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0425`.
[INFO] [stderr] error: could not compile `tracerr`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: aborting due to 2 previous errors
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0425`.
[INFO] [stderr] error: could not compile `tracerr`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "bac22bf8e7a0436c99e000c145dd100507d814657f4cdf7b9dc261517eaba6de"`
[INFO] running `"docker" "rm" "-f" "bac22bf8e7a0436c99e000c145dd100507d814657f4cdf7b9dc261517eaba6de"`
[INFO] [stdout] bac22bf8e7a0436c99e000c145dd100507d814657f4cdf7b9dc261517eaba6de