[INFO] fetching crate tun 0.5.1...
[INFO] checking tun-0.5.1 against master#195ad4830e11a544391abe296b146450dea8411b for pr-82781
[INFO] extracting crate tun 0.5.1 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate tun 0.5.1 on toolchain 195ad4830e11a544391abe296b146450dea8411b
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+195ad4830e11a544391abe296b146450dea8411b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate tun 0.5.1
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate tun 0.5.1
[INFO] tweaked toml for crates.io crate tun 0.5.1 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate crates.io crate tun 0.5.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+195ad4830e11a544391abe296b146450dea8411b" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+195ad4830e11a544391abe296b146450dea8411b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 41d0f40ae2311bbfd084c5615e08044a1b366e1d0202f42aad233d300663102c
[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" "41d0f40ae2311bbfd084c5615e08044a1b366e1d0202f42aad233d300663102c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "41d0f40ae2311bbfd084c5615e08044a1b366e1d0202f42aad233d300663102c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "41d0f40ae2311bbfd084c5615e08044a1b366e1d0202f42aad233d300663102c", kill_on_drop: false }`
[INFO] [stdout] 41d0f40ae2311bbfd084c5615e08044a1b366e1d0202f42aad233d300663102c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+195ad4830e11a544391abe296b146450dea8411b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0681ac127097420b147c4d85baeebf69074ce058d20e41421845b15f7e1842fd
[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" "0681ac127097420b147c4d85baeebf69074ce058d20e41421845b15f7e1842fd", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.60
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]     Checking once_cell v1.6.0
[INFO] [stderr]     Checking siphasher v0.3.3
[INFO] [stderr]    Compiling hwaddr v0.1.7
[INFO] [stderr]    Compiling libc v0.2.86
[INFO] [stderr]     Checking pin-project-lite v0.2.4
[INFO] [stderr]     Checking ioctl-sys v0.6.0
[INFO] [stderr]     Checking futures-channel v0.3.12
[INFO] [stderr]     Checking futures-task v0.3.12
[INFO] [stderr]     Checking phf_shared v0.8.0
[INFO] [stderr]     Checking phf v0.8.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.24
[INFO] [stderr]    Compiling futures-macro v0.3.12
[INFO] [stderr]     Checking futures-util v0.3.12
[INFO] [stderr]     Checking thiserror v1.0.24
[INFO] [stderr]     Checking packet v0.1.4
[INFO] [stderr]     Checking tun v0.5.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking futures-executor v0.3.12
[INFO] [stderr]     Checking futures v0.3.12
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 23.31s
[INFO] running `Command { std: "docker" "inspect" "0681ac127097420b147c4d85baeebf69074ce058d20e41421845b15f7e1842fd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0681ac127097420b147c4d85baeebf69074ce058d20e41421845b15f7e1842fd", kill_on_drop: false }`
[INFO] [stdout] 0681ac127097420b147c4d85baeebf69074ce058d20e41421845b15f7e1842fd