[INFO] fetching crate whatfeatures 0.5.6...
[INFO] checking whatfeatures-0.5.6 against try#1cdff26b98d4c2377ea6ae8929f1daebbf58f2b0 for pr-69530
[INFO] extracting crate whatfeatures 0.5.6 into /workspace/builds/worker-10/source
[INFO] validating manifest of crates.io crate whatfeatures 0.5.6 on toolchain 1cdff26b98d4c2377ea6ae8929f1daebbf58f2b0
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1cdff26b98d4c2377ea6ae8929f1daebbf58f2b0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate whatfeatures 0.5.6
[INFO] finished tweaking crates.io crate whatfeatures 0.5.6
[INFO] tweaked toml for crates.io crate whatfeatures 0.5.6 written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] crate crates.io crate whatfeatures 0.5.6 already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1cdff26b98d4c2377ea6ae8929f1daebbf58f2b0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded lexical_bool v0.1.2
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "+1cdff26b98d4c2377ea6ae8929f1daebbf58f2b0" "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] da51e132a6dae4e45227454a7e93a4befaa73a9566cd8b0aca43c7bbaa36f419
[INFO] running `"docker" "start" "-a" "da51e132a6dae4e45227454a7e93a4befaa73a9566cd8b0aca43c7bbaa36f419"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.65
[INFO] [stderr]    Compiling syn v1.0.5
[INFO] [stderr]    Compiling cc v1.0.46
[INFO] [stderr]    Compiling pkg-config v0.3.16
[INFO] [stderr]     Checking scopeguard v1.0.0
[INFO] [stderr]    Compiling openssl v0.10.25
[INFO] [stderr]    Compiling serde v1.0.102
[INFO] [stderr]    Compiling native-tls v0.2.3
[INFO] [stderr]    Compiling unicode-segmentation v1.3.0
[INFO] [stderr]    Compiling whatfeatures v0.5.6 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking yansi v0.5.0
[INFO] [stderr]     Checking idna v0.1.5
[INFO] [stderr]    Compiling parking_lot v0.9.0
[INFO] [stderr]     Checking clap v2.33.0
[INFO] [stderr]     Checking lock_api v0.3.1
[INFO] [stderr]    Compiling heck v0.3.1
[INFO] [stderr]     Checking url v1.7.2
[INFO] [stderr]    Compiling openssl-sys v0.9.52
[INFO] [stderr]     Checking parking_lot_core v0.6.2
[INFO] [stderr]     Checking iovec v0.1.4
[INFO] [stderr]     Checking bytes v0.4.12
[INFO] [stderr]     Checking once_cell v0.2.4
[INFO] [stderr]     Checking http v0.1.19
[INFO] [stderr]     Checking lexical_bool v0.1.2
[INFO] [stderr]    Compiling proc-macro-error v0.2.6
[INFO] [stderr]    Compiling serde_derive v1.0.101
[INFO] [stderr]    Compiling structopt-derive v0.3.3
[INFO] [stderr]    Compiling thiserror-impl v1.0.4
[INFO] [stderr]     Checking thiserror v1.0.4
[INFO] [stderr]     Checking structopt v0.3.3
[INFO] [stderr]     Checking serde_json v1.0.41
[INFO] [stderr]     Checking attohttpc v0.4.5
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 14s
[INFO] running `"docker" "inspect" "da51e132a6dae4e45227454a7e93a4befaa73a9566cd8b0aca43c7bbaa36f419"`
[INFO] running `"docker" "rm" "-f" "da51e132a6dae4e45227454a7e93a4befaa73a9566cd8b0aca43c7bbaa36f419"`
[INFO] [stdout] da51e132a6dae4e45227454a7e93a4befaa73a9566cd8b0aca43c7bbaa36f419