[INFO] fetching crate tokio-socketcan 0.3.0...
[INFO] checking tokio-socketcan-0.3.0 against master#9503ea19edbf01b9435e80e17d60ce1b88390116 for pr-81782
[INFO] extracting crate tokio-socketcan 0.3.0 into /workspace/builds/worker-11/source
[INFO] validating manifest of crates.io crate tokio-socketcan 0.3.0 on toolchain 9503ea19edbf01b9435e80e17d60ce1b88390116
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+9503ea19edbf01b9435e80e17d60ce1b88390116" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate tokio-socketcan 0.3.0
[INFO] finished tweaking crates.io crate tokio-socketcan 0.3.0
[INFO] tweaked toml for crates.io crate tokio-socketcan 0.3.0 written to /workspace/builds/worker-11/source/Cargo.toml
[INFO] crate crates.io crate tokio-socketcan 0.3.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+9503ea19edbf01b9435e80e17d60ce1b88390116" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+9503ea19edbf01b9435e80e17d60ce1b88390116" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2bfbc7b46cea3d92cd547db676e1a8978d1e1be56d0e4cb6dfbbdf93d90505b4
[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" "2bfbc7b46cea3d92cd547db676e1a8978d1e1be56d0e4cb6dfbbdf93d90505b4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2bfbc7b46cea3d92cd547db676e1a8978d1e1be56d0e4cb6dfbbdf93d90505b4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2bfbc7b46cea3d92cd547db676e1a8978d1e1be56d0e4cb6dfbbdf93d90505b4", kill_on_drop: false }`
[INFO] [stdout] 2bfbc7b46cea3d92cd547db676e1a8978d1e1be56d0e4cb6dfbbdf93d90505b4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+9503ea19edbf01b9435e80e17d60ce1b88390116" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a7eb6cbdaac4749ae9aff59fe0e0d56d4c2acb3ad2580a63004aba3d390c0f8a
[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" "a7eb6cbdaac4749ae9aff59fe0e0d56d4c2acb3ad2580a63004aba3d390c0f8a", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.48
[INFO] [stderr]    Compiling proc-macro-hack v0.5.19
[INFO] [stderr]    Compiling proc-macro-nested v0.1.6
[INFO] [stderr]     Checking futures-sink v0.3.8
[INFO] [stderr]     Checking once_cell v1.5.1
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]     Checking futures-core v0.3.8
[INFO] [stderr]     Checking pin-utils v0.1.0
[INFO] [stderr]     Checking bitflags v0.4.0
[INFO] [stderr]     Checking pin-project-lite v0.2.4
[INFO] [stderr]     Checking futures-timer v3.0.2
[INFO] [stderr]    Compiling tokio v1.1.1
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]     Checking nix v0.5.1
[INFO] [stderr]     Checking futures-channel v0.3.8
[INFO] [stderr]     Checking futures-task v0.3.8
[INFO] [stderr]     Checking mio v0.7.7
[INFO] [stderr]     Checking socketcan v1.7.0
[INFO] [stderr]    Compiling pin-project-internal v1.0.1
[INFO] [stderr]    Compiling futures-macro v0.3.8
[INFO] [stderr]    Compiling thiserror-impl v1.0.22
[INFO] [stderr]    Compiling tokio-macros v1.0.0
[INFO] [stderr]     Checking thiserror v1.0.22
[INFO] [stderr]     Checking pin-project v1.0.1
[INFO] [stderr]     Checking futures-util v0.3.8
[INFO] [stderr]     Checking futures-executor v0.3.8
[INFO] [stderr]     Checking futures v0.3.8
[INFO] [stderr]     Checking tokio-socketcan v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 36.41s
[INFO] running `Command { std: "docker" "inspect" "a7eb6cbdaac4749ae9aff59fe0e0d56d4c2acb3ad2580a63004aba3d390c0f8a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a7eb6cbdaac4749ae9aff59fe0e0d56d4c2acb3ad2580a63004aba3d390c0f8a", kill_on_drop: false }`
[INFO] [stdout] a7eb6cbdaac4749ae9aff59fe0e0d56d4c2acb3ad2580a63004aba3d390c0f8a