[INFO] fetching crate rustfmt-nightly 1.4.13...
[INFO] checking rustfmt-nightly-1.4.13 against master#6dee5f1126dfd5c9314ee5ae9d9eb010e35ef257 for pr-70872
[INFO] extracting crate rustfmt-nightly 1.4.13 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate rustfmt-nightly 1.4.13 on toolchain 6dee5f1126dfd5c9314ee5ae9d9eb010e35ef257
[INFO] running `"/workspace/cargo-home/bin/cargo" "+6dee5f1126dfd5c9314ee5ae9d9eb010e35ef257" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate rustfmt-nightly 1.4.13
[INFO] finished tweaking crates.io crate rustfmt-nightly 1.4.13
[INFO] tweaked toml for crates.io crate rustfmt-nightly 1.4.13 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate crates.io crate rustfmt-nightly 1.4.13 already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+6dee5f1126dfd5c9314ee5ae9d9eb010e35ef257" "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" "+6dee5f1126dfd5c9314ee5ae9d9eb010e35ef257" "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] f7426cc43c7bac3a4e5e138267ce6016edb5003683d25defb462fa4278610b6b
[INFO] running `"docker" "start" "-a" "f7426cc43c7bac3a4e5e138267ce6016edb5003683d25defb462fa4278610b6b"`
[INFO] [stderr]    Compiling syn v1.0.5
[INFO] [stderr]     Checking smallvec v1.2.0
[INFO] [stderr]    Compiling rustc-rayon-core v0.3.0
[INFO] [stderr]     Checking rustc-ap-graphviz v651.0.0
[INFO] [stderr]    Compiling rustc-ap-rustc_ast v651.0.0
[INFO] [stderr]    Compiling rustc-ap-rustc_target v651.0.0
[INFO] [stderr]     Checking rustc-ap-rustc_fs_util v651.0.0
[INFO] [stderr]    Compiling rustfmt-nightly v1.4.13 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling crossbeam-utils v0.7.0
[INFO] [stderr]     Checking crossbeam-utils v0.6.5
[INFO] [stderr]     Checking lock_api v0.3.1
[INFO] [stderr]     Checking annotate-snippets v0.6.1
[INFO] [stderr]     Checking rustc-ap-rustc_lexer v651.0.0
[INFO] [stderr]     Checking unicode-normalization v0.1.12
[INFO] [stderr]     Checking num_cpus v1.10.1
[INFO] [stderr]     Checking parking_lot_core v0.7.0
[INFO] [stderr]     Checking termize v0.1.1
[INFO] [stderr]     Checking jobserver v0.1.17
[INFO] [stderr]     Checking ena v0.13.1
[INFO] [stderr]     Checking backtrace-sys v0.1.32
[INFO] [stderr]     Checking rustc-ap-serialize v651.0.0
[INFO] [stderr]     Checking crossbeam-queue v0.1.2
[INFO] [stderr]     Checking term v0.6.1
[INFO] [stderr]     Checking parking_lot v0.10.0
[INFO] [stderr]     Checking backtrace v0.3.40
[INFO] [stderr]     Checking crossbeam-channel v0.4.0
[INFO] [stderr]     Checking ignore v0.4.11
[INFO] [stderr]     Checking rustc-ap-rustc_index v651.0.0
[INFO] [stderr]    Compiling synstructure v0.12.1
[INFO] [stderr]    Compiling proc-macro-error v0.2.6
[INFO] [stderr]    Compiling serde_derive v1.0.101
[INFO] [stderr]    Compiling rustc-ap-rustc_macros v651.0.0
[INFO] [stderr]    Compiling failure_derive v0.1.6
[INFO] [stderr]    Compiling structopt-derive v0.3.3
[INFO] [stderr]    Compiling rustfmt-config_proc_macro v0.2.0
[INFO] [stderr]    Compiling derive-new v0.5.8
[INFO] [stderr]     Checking failure v0.1.6
[INFO] [stderr]     Checking structopt v0.3.3
[INFO] [stderr]    Compiling serde v1.0.101
[INFO] [stderr]     Checking semver v0.9.0
[INFO] [stderr]     Checking serde_json v1.0.41
[INFO] [stderr]     Checking toml v0.5.3
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]     Checking cargo_metadata v0.8.2
[INFO] [stderr]    Compiling memoffset v0.5.1
[INFO] [stderr]    Compiling parking_lot_core v0.6.2
[INFO] [stderr]    Compiling parking_lot v0.9.0
[INFO] [stderr]     Checking crossbeam-epoch v0.7.2
[INFO] [stderr]     Checking crossbeam-deque v0.7.1
[INFO] [stderr]     Checking measureme v0.7.1
[INFO] [stderr]     Checking rustc-rayon v0.3.0
[INFO] [stderr]     Checking rustc-ap-rustc_data_structures v651.0.0
[INFO] [stderr]     Checking rustc-ap-arena v651.0.0
[INFO] [stderr]     Checking rustc-ap-rustc_span v651.0.0
[INFO] [stderr]     Checking rustc-ap-rustc_errors v651.0.0
[INFO] [stderr]     Checking rustc-ap-rustc_feature v651.0.0
[INFO] [stderr]     Checking rustc-ap-rustc_session v651.0.0
[INFO] [stderr]     Checking rustc-ap-rustc_ast_pretty v651.0.0
[INFO] [stderr]     Checking rustc-ap-rustc_attr v651.0.0
[INFO] [stderr]     Checking rustc-ap-rustc_parse v651.0.0
[INFO] [stderr]     Checking rustc-ap-rustc_ast_passes v651.0.0
[INFO] [stderr]     Checking rustc-ap-rustc_expand v651.0.0
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2m 44s
[INFO] running `"docker" "inspect" "f7426cc43c7bac3a4e5e138267ce6016edb5003683d25defb462fa4278610b6b"`
[INFO] running `"docker" "rm" "-f" "f7426cc43c7bac3a4e5e138267ce6016edb5003683d25defb462fa4278610b6b"`
[INFO] [stdout] f7426cc43c7bac3a4e5e138267ce6016edb5003683d25defb462fa4278610b6b