[INFO] fetching crate gatekeeper 2.2.0...
[INFO] checking gatekeeper-2.2.0 against try#f47dd4da3ae8c32c9e65d307bfe640b143e674df for pr-77526
[INFO] extracting crate gatekeeper 2.2.0 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate gatekeeper 2.2.0 on toolchain f47dd4da3ae8c32c9e65d307bfe640b143e674df
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate gatekeeper 2.2.0
[INFO] finished tweaking crates.io crate gatekeeper 2.2.0
[INFO] tweaked toml for crates.io crate gatekeeper 2.2.0 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate crates.io crate gatekeeper 2.2.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded serde_regex v0.4.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8496a6842186173e3e2f5278dfc63d7279554d032c4d656327e441f41191ea23
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "8496a6842186173e3e2f5278dfc63d7279554d032c4d656327e441f41191ea23", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8496a6842186173e3e2f5278dfc63d7279554d032c4d656327e441f41191ea23", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8496a6842186173e3e2f5278dfc63d7279554d032c4d656327e441f41191ea23", kill_on_drop: false }`
[INFO] [stdout] 8496a6842186173e3e2f5278dfc63d7279554d032c4d656327e441f41191ea23
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "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" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 06dd6eb82e5b19c712faeb7d0b383a3e6854720aa80ea517ad45ab332d80ebaa
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "06dd6eb82e5b19c712faeb7d0b383a3e6854720aa80ea517ad45ab332d80ebaa", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.67
[INFO] [stderr]    Compiling proc-macro2 v1.0.8
[INFO] [stderr]    Compiling syn v1.0.14
[INFO] [stderr]    Compiling memchr v2.3.2
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]     Checking regex-syntax v0.6.17
[INFO] [stderr]     Checking quick-error v1.2.3
[INFO] [stderr]    Compiling failure_derive v0.1.6
[INFO] [stderr]     Checking vec_map v0.8.1
[INFO] [stderr]     Checking termcolor v1.1.0
[INFO] [stderr]     Checking rustc-demangle v0.1.16
[INFO] [stderr]     Checking arc-swap v0.4.5
[INFO] [stderr]     Checking ppv-lite86 v0.2.6
[INFO] [stderr]     Checking linked-hash-map v0.5.2
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling backtrace-sys v0.1.32
[INFO] [stderr]    Compiling num-traits v0.2.11
[INFO] [stderr]    Compiling num-integer v0.1.42
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking humantime v1.3.0
[INFO] [stderr]     Checking yaml-rust v0.4.3
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]     Checking aho-corasick v0.7.8
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking time v0.1.42
[INFO] [stderr]     Checking signal-hook-registry v1.2.0
[INFO] [stderr]     Checking nix v0.17.0
[INFO] [stderr]     Checking net2 v0.2.33
[INFO] [stderr]     Checking socks v0.3.2
[INFO] [stderr]     Checking backtrace v0.3.44
[INFO] [stderr]     Checking clap v2.33.0
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking signal-hook v0.1.13
[INFO] [stderr]     Checking chrono v0.4.10
[INFO] [stderr]     Checking regex v1.3.6
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]    Compiling structopt-derive v0.2.18
[INFO] [stderr]     Checking env_logger v0.6.2
[INFO] [stderr]     Checking pretty_env_logger v0.3.1
[INFO] [stderr]    Compiling synstructure v0.12.3
[INFO] [stderr]     Checking structopt v0.2.18
[INFO] [stderr]    Compiling serde_derive v1.0.104
[INFO] [stderr]    Compiling derive_more v0.99.5
[INFO] [stderr]     Checking failure v0.1.6
[INFO] [stderr]     Checking serde v1.0.104
[INFO] [stderr]     Checking serde_regex v0.4.0
[INFO] [stderr]     Checking serde_yaml v0.8.11
[INFO] [stderr]     Checking gatekeeper v2.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 08s
[INFO] running `Command { std: "docker" "inspect" "06dd6eb82e5b19c712faeb7d0b383a3e6854720aa80ea517ad45ab332d80ebaa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "06dd6eb82e5b19c712faeb7d0b383a3e6854720aa80ea517ad45ab332d80ebaa", kill_on_drop: false }`
[INFO] [stdout] 06dd6eb82e5b19c712faeb7d0b383a3e6854720aa80ea517ad45ab332d80ebaa