[INFO] fetching crate picobu 1.0.4...
[INFO] checking picobu-1.0.4 against master#119d2a1a98fe87d4ae6cabf12134a0ef2fb95851 for pr-75180
[INFO] extracting crate picobu 1.0.4 into /workspace/builds/worker-9/source
[INFO] validating manifest of crates.io crate picobu 1.0.4 on toolchain 119d2a1a98fe87d4ae6cabf12134a0ef2fb95851
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+119d2a1a98fe87d4ae6cabf12134a0ef2fb95851" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate picobu 1.0.4
[INFO] finished tweaking crates.io crate picobu 1.0.4
[INFO] tweaked toml for crates.io crate picobu 1.0.4 written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+119d2a1a98fe87d4ae6cabf12134a0ef2fb95851" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+119d2a1a98fe87d4ae6cabf12134a0ef2fb95851" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+119d2a1a98fe87d4ae6cabf12134a0ef2fb95851" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7fbd2a78aeb7a212da92c2516049ad6623d2297ec52a34aff4d4c468f5f80eae
[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" "7fbd2a78aeb7a212da92c2516049ad6623d2297ec52a34aff4d4c468f5f80eae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7fbd2a78aeb7a212da92c2516049ad6623d2297ec52a34aff4d4c468f5f80eae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7fbd2a78aeb7a212da92c2516049ad6623d2297ec52a34aff4d4c468f5f80eae", kill_on_drop: false }`
[INFO] [stdout] 7fbd2a78aeb7a212da92c2516049ad6623d2297ec52a34aff4d4c468f5f80eae
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+119d2a1a98fe87d4ae6cabf12134a0ef2fb95851" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a60a43e93944e38256f8d7620e695a47cbfbae5e9e7b97cc8d49c075ae08e004
[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" "a60a43e93944e38256f8d7620e695a47cbfbae5e9e7b97cc8d49c075ae08e004", kill_on_drop: false }`
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]     Checking rand_core v0.4.2
[INFO] [stderr]     Checking stable_deref_trait v1.2.0
[INFO] [stderr]     Checking scopeguard v0.3.3
[INFO] [stderr]    Compiling nix v0.17.0
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]     Checking smallvec v0.6.13
[INFO] [stderr]     Checking net2 v0.2.34
[INFO] [stderr]     Checking inotify-sys v0.1.3
[INFO] [stderr]     Checking filetime v0.2.12
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]    Compiling proc-macro2 v0.3.8
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]     Checking owning_ref v0.4.1
[INFO] [stderr]     Checking inotify v0.7.1
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]     Checking lock_api v0.1.5
[INFO] [stderr]     Checking rand_core v0.3.1
[INFO] [stderr]     Checking mio v0.6.22
[INFO] [stderr]     Checking rand v0.5.6
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling quote v0.5.2
[INFO] [stderr]    Compiling parking_lot_core v0.3.1
[INFO] [stderr]    Compiling syn v0.13.11
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]     Checking mio-extras v2.0.6
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]     Checking notify v4.0.15
[INFO] [stderr]     Checking parking_lot v0.6.4
[INFO] [stderr]    Compiling structopt-derive v0.2.18
[INFO] [stderr]    Compiling derive_more v0.11.0
[INFO] [stderr]     Checking ctrlc v3.1.6
[INFO] [stderr]     Checking structopt v0.2.18
[INFO] [stderr]     Checking hotwatch v0.3.1
[INFO] [stderr]     Checking picobu v1.0.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 37.94s
[INFO] running `Command { std: "docker" "inspect" "a60a43e93944e38256f8d7620e695a47cbfbae5e9e7b97cc8d49c075ae08e004", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a60a43e93944e38256f8d7620e695a47cbfbae5e9e7b97cc8d49c075ae08e004", kill_on_drop: false }`
[INFO] [stdout] a60a43e93944e38256f8d7620e695a47cbfbae5e9e7b97cc8d49c075ae08e004