[INFO] updating cached repository https://github.com/danieldk/finalfrontier
[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/danieldk/finalfrontier
[INFO] [stderr]  - [deleted]         (none)     -> nix-build
[INFO] [stderr]    4aacbfa..567dc84  master      -> master
[INFO] [stderr]  * [new branch]      release-0.8 -> release-0.8
[INFO] [stderr]  * [new tag]         0.8.0       -> 0.8.0
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 567dc84ac76e24f2a10c4a1cf57d6d6958ec17f4
[INFO] checking danieldk/finalfrontier against master#bd0bacc694d7d8175804bb6f690cb846bfa4a9ee for pr-71665
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdanieldk%2Ffinalfrontier" "/workspace/builds/worker-6/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/danieldk/finalfrontier on toolchain bd0bacc694d7d8175804bb6f690cb846bfa4a9ee
[INFO] running `"/workspace/cargo-home/bin/cargo" "+bd0bacc694d7d8175804bb6f690cb846bfa4a9ee" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/danieldk/finalfrontier
[INFO] finished tweaking git repo https://github.com/danieldk/finalfrontier
[INFO] tweaked toml for git repo https://github.com/danieldk/finalfrontier written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/danieldk/finalfrontier already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+bd0bacc694d7d8175804bb6f690cb846bfa4a9ee" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"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" "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" "+bd0bacc694d7d8175804bb6f690cb846bfa4a9ee" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] bfa83a387b31f6f1e79840648c8f904150e717b45c6926d8dcfb0c3f55ea8301
[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" "bfa83a387b31f6f1e79840648c8f904150e717b45c6926d8dcfb0c3f55ea8301"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling autocfg v1.0.0
[INFO] [stderr]    Compiling libc v0.2.69
[INFO] [stderr]    Compiling pkg-config v0.3.17
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]    Compiling smallvec v1.4.0
[INFO] [stderr]    Compiling matches v0.1.8
[INFO] [stderr]    Compiling ndarray v0.13.1
[INFO] [stderr]     Checking regex-syntax v0.6.17
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[INFO] [stderr]     Checking strsim v0.8.0
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[INFO] [stderr]     Checking ansi_term v0.11.0
[INFO] [stderr]     Checking stdinout v0.4.1
[INFO] [stderr]     Checking itertools v0.8.2
[INFO] [stderr]     Checking itertools v0.9.0
[INFO] [stderr]    Compiling unicode-bidi v0.3.4
[INFO] [stderr]    Compiling unicode-normalization v0.1.12
[INFO] [stderr]    Compiling proc-macro2 v1.0.12
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling num-traits v0.2.11
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling memoffset v0.5.4
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.2
[INFO] [stderr]    Compiling num-integer v0.1.42
[INFO] [stderr]    Compiling num-complex v0.2.4
[INFO] [stderr]    Compiling indexmap v1.3.2
[INFO] [stderr]    Compiling quote v1.0.4
[INFO] [stderr]    Compiling idna v0.2.0
[INFO] [stderr]     Checking regex v1.3.7
[INFO] [stderr]    Compiling syn v1.0.19
[INFO] [stderr]    Compiling jobserver v0.1.21
[INFO] [stderr]     Checking getrandom v0.1.14
[INFO] [stderr]     Checking num_cpus v1.13.0
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[INFO] [stderr]     Checking termios v0.3.2
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking memmap v0.7.0
[INFO] [stderr]     Checking time v0.1.43
[INFO] [stderr]     Checking crossbeam-queue v0.2.1
[INFO] [stderr]    Compiling url v2.1.1
[INFO] [stderr]    Compiling cc v1.0.52
[INFO] [stderr]     Checking petgraph v0.5.0
[INFO] [stderr]     Checking rand_core v0.5.1
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[INFO] [stderr]     Checking rand_xorshift v0.2.0
[INFO] [stderr]     Checking indicatif v0.14.0
[INFO] [stderr]     Checking chrono v0.4.11
[INFO] [stderr]     Checking rayon-core v1.7.0
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking rayon v1.3.0
[INFO] [stderr]    Compiling libz-sys v1.0.25
[INFO] [stderr]    Compiling openssl-sys v0.9.56
[INFO] [stderr]    Compiling libssh2-sys v0.2.17
[INFO] [stderr]    Compiling libgit2-sys v0.9.2
[INFO] [stderr]     Checking rand_distr v0.2.2
[INFO] [stderr]     Checking zipf v6.1.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.16
[INFO] [stderr]    Compiling serde_derive v1.0.106
[INFO] [stderr]     Checking thiserror v1.0.16
[INFO] [stderr]     Checking conllu v0.5.1
[INFO] [stderr]     Checking serde v1.0.106
[INFO] [stderr]    Compiling git2 v0.10.2
[INFO] [stderr]     Checking reductive v0.4.0
[INFO] [stderr]     Checking ndarray-rand v0.11.0
[INFO] [stderr]    Compiling finalfrontier v0.8.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking toml v0.5.6
[INFO] [stderr]     Checking finalfusion v0.12.1
[INFO] [stderr] warning: unused return value of `std::mem::replace` that must be used
[INFO] [stderr]    --> src/deps.rs:277:25
[INFO] [stderr]     |
[INFO] [stderr] 277 |                         mem::replace(form, normalized);
[INFO] [stderr]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]     = note: if you don't need the old value, you can just assign the new value directly
[INFO] [stderr] 
[INFO] [stderr] warning: unused return value of `std::mem::replace` that must be used
[INFO] [stderr]    --> src/deps.rs:281:25
[INFO] [stderr]     |
[INFO] [stderr] 281 |                         mem::replace(form, normalized);
[INFO] [stderr]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: if you don't need the old value, you can just assign the new value directly
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: unused return value of `std::mem::replace` that must be used
[INFO] [stderr]    --> src/deps.rs:277:25
[INFO] [stderr]     |
[INFO] [stderr] 277 |                         mem::replace(form, normalized);
[INFO] [stderr]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]     = note: if you don't need the old value, you can just assign the new value directly
[INFO] [stderr] 
[INFO] [stderr] warning: unused return value of `std::mem::replace` that must be used
[INFO] [stderr]    --> src/deps.rs:281:25
[INFO] [stderr]     |
[INFO] [stderr] 281 |                         mem::replace(form, normalized);
[INFO] [stderr]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: if you don't need the old value, you can just assign the new value directly
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2m 47s
[INFO] running `"docker" "inspect" "bfa83a387b31f6f1e79840648c8f904150e717b45c6926d8dcfb0c3f55ea8301"`
[INFO] running `"docker" "rm" "-f" "bfa83a387b31f6f1e79840648c8f904150e717b45c6926d8dcfb0c3f55ea8301"`
[INFO] [stdout] bfa83a387b31f6f1e79840648c8f904150e717b45c6926d8dcfb0c3f55ea8301