[INFO] crate err-derive 0.2.2 is already in cache
[INFO] checking err-derive-0.2.2 against try#f149601db42efe10ece8b284ab681fd4a6fcb89c for pr-68766
[INFO] extracting crate err-derive 0.2.2 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate err-derive 0.2.2 on toolchain f149601db42efe10ece8b284ab681fd4a6fcb89c
[INFO] running `"/workspace/cargo-home/bin/cargo" "+f149601db42efe10ece8b284ab681fd4a6fcb89c" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate err-derive 0.2.2
[INFO] finished tweaking crates.io crate err-derive 0.2.2
[INFO] tweaked toml for crates.io crate err-derive 0.2.2 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate crates.io crate err-derive 0.2.2 already has a lockfile, it will not be regenerated
[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-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" "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] [stdout] 5c1241d4aa687f01bcdec38b58c377f8c8089fd0c175ce512a8208733925a3c9
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `"docker" "start" "-a" "5c1241d4aa687f01bcdec38b58c377f8c8089fd0c175ce512a8208733925a3c9"`
[INFO] [stderr]    Compiling syn v1.0.13
[INFO] [stderr]     Checking proc-macro2 v1.0.7
[INFO] [stderr]     Checking backtrace v0.3.41
[INFO] [stderr]     Checking error-chain v0.12.1
[INFO] [stderr]     Checking quote v1.0.2
[INFO] [stderr]     Checking synstructure v0.12.3
[INFO] [stderr]    Compiling syn-mid v0.4.0
[INFO] [stderr]    Compiling rustversion v1.0.1
[INFO] [stderr]    Compiling serde_derive v1.0.104
[INFO] [stderr]    Compiling proc-macro-error v0.4.4
[INFO] [stderr]    Compiling proc-macro-error-attr v0.4.3
[INFO] [stderr]    Compiling err-derive v0.2.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking cargo_metadata v0.6.4
[INFO] [stderr]     Checking skeptic v0.13.4
[INFO] [stderr] error[E0424]: expected value, found module `self`
[INFO] [stderr]    --> tests/tests.rs:123:47
[INFO] [stderr]     |
[INFO] [stderr] 117 | #[derive(Debug, Error)]
[INFO] [stderr]     |                 ----- this function doesn't have a `self` parameter
[INFO] [stderr] ...
[INFO] [stderr] 123 |     #[error(display = "{}", Self::some_method(self))]
[INFO] [stderr]     |                                               ^^^^ `self` value is a keyword only available in methods with a `self` parameter
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0424`.
[INFO] [stderr] error: could not compile `err-derive`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `"docker" "inspect" "5c1241d4aa687f01bcdec38b58c377f8c8089fd0c175ce512a8208733925a3c9"`
[INFO] running `"docker" "rm" "-f" "5c1241d4aa687f01bcdec38b58c377f8c8089fd0c175ce512a8208733925a3c9"`
[INFO] [stdout] 5c1241d4aa687f01bcdec38b58c377f8c8089fd0c175ce512a8208733925a3c9