[INFO] fetching crate dockyard 0.1.1...
[INFO] checking dockyard-0.1.1 against master#b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18 for pr-79470
[INFO] extracting crate dockyard 0.1.1 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate dockyard 0.1.1 on toolchain b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate dockyard 0.1.1
[INFO] finished tweaking crates.io crate dockyard 0.1.1
[INFO] tweaked toml for crates.io crate dockyard 0.1.1 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate crates.io crate dockyard 0.1.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 38527afb11d509121b1d0e2d0b3ce2d70e7ada132f38eb20710d435e1a69dcc4
[INFO] running `Command { std: "docker" "start" "-a" "38527afb11d509121b1d0e2d0b3ce2d70e7ada132f38eb20710d435e1a69dcc4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "38527afb11d509121b1d0e2d0b3ce2d70e7ada132f38eb20710d435e1a69dcc4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "38527afb11d509121b1d0e2d0b3ce2d70e7ada132f38eb20710d435e1a69dcc4", kill_on_drop: false }`
[INFO] [stdout] 38527afb11d509121b1d0e2d0b3ce2d70e7ada132f38eb20710d435e1a69dcc4
[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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 036a4d4c0a1c6bc65f990dbb56dc973842d9185af97da267502f846ca24e8605
[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" "036a4d4c0a1c6bc65f990dbb56dc973842d9185af97da267502f846ca24e8605", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.79
[INFO] [stderr]    Compiling syn v1.0.43
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling serde_derive v1.0.116
[INFO] [stderr]    Compiling serde v1.0.116
[INFO] [stderr]     Checking futures-core v0.3.6
[INFO] [stderr]    Compiling pin-project-internal v0.4.26
[INFO] [stderr]     Checking futures-sink v0.3.6
[INFO] [stderr]     Checking pin-project-lite v0.1.10
[INFO] [stderr]    Compiling proc-macro-hack v0.5.18
[INFO] [stderr]     Checking futures-io v0.3.6
[INFO] [stderr]     Checking base64 v0.12.3
[INFO] [stderr]    Compiling anyhow v1.0.33
[INFO] [stderr]    Compiling nix v0.18.0
[INFO] [stderr]    Compiling crc32fast v1.2.0
[INFO] [stderr]     Checking percent-encoding v2.1.0
[INFO] [stderr]     Checking adler v0.2.3
[INFO] [stderr]     Checking dtoa v0.4.6
[INFO] [stderr]     Checking regex-syntax v0.6.19
[INFO] [stderr]     Checking yaml-rust v0.3.5
[INFO] [stderr]     Checking base64 v0.13.0
[INFO] [stderr]     Checking futures-task v0.3.6
[INFO] [stderr]     Checking tracing-core v0.1.17
[INFO] [stderr]     Checking futures-channel v0.3.6
[INFO] [stderr]     Checking log v0.4.11
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]     Checking idna v0.2.0
[INFO] [stderr]     Checking aho-corasick v0.7.14
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]    Compiling num-integer v0.1.43
[INFO] [stderr]    Compiling indexmap v1.6.0
[INFO] [stderr]    Compiling miniz_oxide v0.4.3
[INFO] [stderr]     Checking want v0.3.0
[INFO] [stderr]     Checking tracing v0.1.21
[INFO] [stderr]     Checking url v2.1.1
[INFO] [stderr]     Checking iovec v0.1.4
[INFO] [stderr]     Checking net2 v0.2.35
[INFO] [stderr]     Checking ring v0.16.15
[INFO] [stderr]     Checking socket2 v0.3.15
[INFO] [stderr]     Checking getrandom v0.1.15
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]     Checking dirs-sys v0.3.5
[INFO] [stderr]     Checking filetime v0.2.12
[INFO] [stderr]     Checking xattr v0.2.2
[INFO] [stderr]     Checking flate2 v1.0.18
[INFO] [stderr]     Checking colored v1.9.3
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]     Checking dirs v3.0.1
[INFO] [stderr]     Checking regex v1.4.0
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking tar v0.4.30
[INFO] [stderr]     Checking mio v0.6.22
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking rand v0.3.23
[INFO] [stderr]     Checking uuid v0.4.0
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking mio-uds v0.6.8
[INFO] [stderr]     Checking tokio v0.2.22
[INFO] [stderr]     Checking sct v0.6.0
[INFO] [stderr]     Checking webpki v0.21.3
[INFO] [stderr]     Checking ct-logs v0.7.0
[INFO] [stderr]     Checking rustls v0.18.1
[INFO] [stderr]     Checking webpki-roots v0.20.0
[INFO] [stderr]     Checking tempfile v3.1.0
[INFO] [stderr]    Compiling darling_core v0.10.2
[INFO] [stderr]     Checking rustls-native-certs v0.4.0
[INFO] [stderr]     Checking tokio-util v0.3.1
[INFO] [stderr]     Checking tokio-rustls v0.14.1
[INFO] [stderr]     Checking ctrlc v3.1.7
[INFO] [stderr]    Compiling futures-macro v0.3.6
[INFO] [stderr]    Compiling thiserror-impl v1.0.21
[INFO] [stderr]    Compiling darling_macro v0.10.2
[INFO] [stderr]    Compiling darling v0.10.2
[INFO] [stderr]    Compiling serde_with_macros v1.2.2
[INFO] [stderr]     Checking thiserror v1.0.21
[INFO] [stderr]     Checking pin-project v0.4.26
[INFO] [stderr]     Checking futures-util v0.3.6
[INFO] [stderr]     Checking h2 v0.2.6
[INFO] [stderr]     Checking futures-executor v0.3.6
[INFO] [stderr]     Checking futures v0.3.6
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]     Checking serde_with v1.5.1
[INFO] [stderr]     Checking serde_json v1.0.59
[INFO] [stderr]     Checking serde_urlencoded v0.6.1
[INFO] [stderr]     Checking simple_logger v1.11.0
[INFO] [stderr]     Checking hyper v0.13.8
[INFO] [stderr]     Checking bollard-stubs v1.40.5
[INFO] [stderr]    Compiling vergen v3.1.0
[INFO] [stderr]    Compiling dockyard v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking hyper-rustls v0.21.0
[INFO] [stderr]     Checking hyper-unix-connector v0.1.5
[INFO] [stderr]     Checking bollard v0.8.0
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2m 39s
[INFO] running `Command { std: "docker" "inspect" "036a4d4c0a1c6bc65f990dbb56dc973842d9185af97da267502f846ca24e8605", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "036a4d4c0a1c6bc65f990dbb56dc973842d9185af97da267502f846ca24e8605", kill_on_drop: false }`
[INFO] [stdout] 036a4d4c0a1c6bc65f990dbb56dc973842d9185af97da267502f846ca24e8605