[INFO] updating cached repository https://github.com/jaropawlak/duplicates
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] [stderr] From https://github.com/jaropawlak/duplicates
[INFO] [stderr]    975bbc2..7eba06f  master     -> master
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 7eba06fddc7fc4bd02e63861610a3901b5831ee5
[INFO] checking jaropawlak/duplicates against master#0cbcb17d3306d6e22eafc2c05ce885db97d0189c for pr-68766
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjaropawlak%2Fduplicates" "/workspace/builds/worker-3/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/jaropawlak/duplicates on toolchain 0cbcb17d3306d6e22eafc2c05ce885db97d0189c
[INFO] running `"/workspace/cargo-home/bin/cargo" "+0cbcb17d3306d6e22eafc2c05ce885db97d0189c" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/jaropawlak/duplicates
[INFO] finished tweaking git repo https://github.com/jaropawlak/duplicates
[INFO] tweaked toml for git repo https://github.com/jaropawlak/duplicates written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/jaropawlak/duplicates already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+0cbcb17d3306d6e22eafc2c05ce885db97d0189c" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "+0cbcb17d3306d6e22eafc2c05ce885db97d0189c" "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] 94b4a49f352edae012d886099301dc15ceb15085f024db2a97450a5353c18994
[INFO] running `"docker" "start" "-a" "94b4a49f352edae012d886099301dc15ceb15085f024db2a97450a5353c18994"`
[INFO] [stderr]     Checking regex-syntax v0.6.13
[INFO] [stderr]     Checking itoa v0.4.4
[INFO] [stderr]     Checking fragile v0.3.0
[INFO] [stderr]     Checking downcast v0.10.0
[INFO] [stderr]    Compiling nom v5.1.0
[INFO] [stderr]    Compiling libsqlite3-sys v0.17.0
[INFO] [stderr]    Compiling lexical-core v0.4.6
[INFO] [stderr]     Checking toml v0.5.6
[INFO] [stderr]     Checking float-cmp v0.5.3
[INFO] [stderr]     Checking inotify v0.7.0
[INFO] [stderr]    Compiling serde_derive v1.0.104
[INFO] [stderr]    Compiling mockall_derive v0.6.0
[INFO] [stderr]     Checking serde_json v1.0.45
[INFO] [stderr]     Checking notify v4.0.15
[INFO] [stderr]     Checking rusqlite v0.21.0
[INFO] [stderr]     Checking regex v1.3.3
[INFO] [stderr]     Checking serde-hjson v0.9.1
[INFO] [stderr]     Checking predicates v1.0.2
[INFO] [stderr]     Checking config v0.10.1
[INFO] [stderr]     Checking duplicates v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking mockall v0.6.0
[INFO] [stderr] error: custom attribute panicked
[INFO] [stderr]  --> src/datastore.rs:6:18
[INFO] [stderr]   |
[INFO] [stderr] 6 | #[cfg_attr(test, automock)]
[INFO] [stderr]   |                  ^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = help: message: #[automock] does not support this item type.  More information may be available when mockall is built with the "nightly" feature.
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] error: could not compile `duplicates`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "94b4a49f352edae012d886099301dc15ceb15085f024db2a97450a5353c18994"`
[INFO] running `"docker" "rm" "-f" "94b4a49f352edae012d886099301dc15ceb15085f024db2a97450a5353c18994"`
[INFO] [stdout] 94b4a49f352edae012d886099301dc15ceb15085f024db2a97450a5353c18994