[INFO] crate crate2nix 0.7.0-alpha.6 is already in cache
[INFO] checking crate2nix-0.7.0-alpha.6 against master#0cbcb17d3306d6e22eafc2c05ce885db97d0189c for pr-68766
[INFO] extracting crate crate2nix 0.7.0-alpha.6 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate crate2nix 0.7.0-alpha.6 on toolchain 0cbcb17d3306d6e22eafc2c05ce885db97d0189c
[INFO] running `"/workspace/cargo-home/bin/cargo" "+0cbcb17d3306d6e22eafc2c05ce885db97d0189c" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate crate2nix 0.7.0-alpha.6
[INFO] finished tweaking crates.io crate crate2nix 0.7.0-alpha.6
[INFO] tweaked toml for crates.io crate crate2nix 0.7.0-alpha.6 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate crates.io crate crate2nix 0.7.0-alpha.6 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-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" "+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] 4d7c6eb1b4e2745fbbcec3da10c2416fb1444ecaff9eefd0a792046f465f2370
[INFO] running `"docker" "start" "-a" "4d7c6eb1b4e2745fbbcec3da10c2416fb1444ecaff9eefd0a792046f465f2370"`
[INFO] [stderr]    Compiling regex-syntax v0.6.13
[INFO] [stderr]     Checking unic-char-range v0.9.0
[INFO] [stderr]     Checking unic-common v0.9.0
[INFO] [stderr]     Checking pathdiff v0.1.0
[INFO] [stderr]     Checking nix-base32 v0.1.1
[INFO] [stderr]     Checking fs_extra v1.1.0
[INFO] [stderr]     Checking itertools v0.7.11
[INFO] [stderr]    Compiling aho-corasick v0.7.6
[INFO] [stderr]     Checking backtrace v0.3.40
[INFO] [stderr]    Compiling pest_generator v2.1.1
[INFO] [stderr]     Checking env_logger v0.5.13
[INFO] [stderr]     Checking serde_json v1.0.44
[INFO] [stderr]     Checking globwalk v0.3.1
[INFO] [stderr]     Checking globwalk v0.7.1
[INFO] [stderr]     Checking url_serde v0.2.0
[INFO] [stderr]    Compiling memoffset v0.5.3
[INFO] [stderr]     Checking unic-char-property v0.9.0
[INFO] [stderr]     Checking unic-ucd-version v0.9.0
[INFO] [stderr]     Checking unic-ucd-segment v0.9.0
[INFO] [stderr]     Checking failure v0.1.6
[INFO] [stderr]     Checking error-chain v0.12.1
[INFO] [stderr]     Checking exitfailure v0.5.1
[INFO] [stderr]     Checking clap-verbosity-flag v0.2.0
[INFO] [stderr]     Checking unic-segment v0.9.0
[INFO] [stderr]     Checking crossbeam-epoch v0.8.0
[INFO] [stderr]     Checking colored-diff v0.2.2
[INFO] [stderr]     Checking crossbeam-deque v0.7.2
[INFO] [stderr]     Checking rayon-core v1.7.0
[INFO] [stderr]     Checking cargo_metadata v0.7.4
[INFO] [stderr]    Compiling pest_derive v2.1.0
[INFO] [stderr]     Checking rayon v1.3.0
[INFO] [stderr]    Compiling regex v1.3.3
[INFO] [stderr]     Checking quicli v0.4.0
[INFO] [stderr]    Compiling parse-zoneinfo v0.2.1
[INFO] [stderr]    Compiling chrono-tz v0.5.1
[INFO] [stderr]     Checking tera v1.0.1
[INFO] [stderr]     Checking crate2nix v0.7.0-alpha.6 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 50.24s
[INFO] running `"docker" "inspect" "4d7c6eb1b4e2745fbbcec3da10c2416fb1444ecaff9eefd0a792046f465f2370"`
[INFO] running `"docker" "rm" "-f" "4d7c6eb1b4e2745fbbcec3da10c2416fb1444ecaff9eefd0a792046f465f2370"`
[INFO] [stdout] 4d7c6eb1b4e2745fbbcec3da10c2416fb1444ecaff9eefd0a792046f465f2370