[INFO] cloning repository https://github.com/melancholymans/network
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/melancholymans/network" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmelancholymans%2Fnetwork", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmelancholymans%2Fnetwork'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ac677edcfb139bd68bc3013664e5380bee5f0b2e
[INFO] checking melancholymans/network against master#4d1bd0db7f489b22c6d8aa2385937a95412c015b for pr-114682
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmelancholymans%2Fnetwork" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/melancholymans/network on toolchain 4d1bd0db7f489b22c6d8aa2385937a95412c015b
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4d1bd0db7f489b22c6d8aa2385937a95412c015b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/melancholymans/network
[INFO] finished tweaking git repo https://github.com/melancholymans/network
[INFO] tweaked toml for git repo https://github.com/melancholymans/network written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/melancholymans/network already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4d1bd0db7f489b22c6d8aa2385937a95412c015b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[ERROR] error running command: no output for 300 seconds
[ERROR] this task or one of its parent failed!
[ERROR] no output for 300 seconds
[ERROR] note: run with `RUST_BACKTRACE=1` to display a backtrace.
[INFO] checking melancholymans/network against try#785364c7e5e0804473a3fddfb579798ea14e3493 for pr-114682
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmelancholymans%2Fnetwork" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/melancholymans/network on toolchain 785364c7e5e0804473a3fddfb579798ea14e3493
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+785364c7e5e0804473a3fddfb579798ea14e3493" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/melancholymans/network
[INFO] finished tweaking git repo https://github.com/melancholymans/network
[INFO] tweaked toml for git repo https://github.com/melancholymans/network written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/melancholymans/network already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+785364c7e5e0804473a3fddfb579798ea14e3493" "fetch" "--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
[ERROR] error running command: no output for 300 seconds
[INFO] checking melancholymans/network against try#785364c7e5e0804473a3fddfb579798ea14e3493 for pr-114682
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmelancholymans%2Fnetwork" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/melancholymans/network on toolchain 785364c7e5e0804473a3fddfb579798ea14e3493
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+785364c7e5e0804473a3fddfb579798ea14e3493" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/melancholymans/network
[INFO] finished tweaking git repo https://github.com/melancholymans/network
[INFO] tweaked toml for git repo https://github.com/melancholymans/network written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/melancholymans/network already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+785364c7e5e0804473a3fddfb579798ea14e3493" "fetch" "--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-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+785364c7e5e0804473a3fddfb579798ea14e3493" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a883b84135010b70671deb2a9525ead6b4cab2d20ce40d08c417e9ccc7349b1f
[INFO] running `Command { std: "docker" "start" "-a" "a883b84135010b70671deb2a9525ead6b4cab2d20ce40d08c417e9ccc7349b1f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a883b84135010b70671deb2a9525ead6b4cab2d20ce40d08c417e9ccc7349b1f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a883b84135010b70671deb2a9525ead6b4cab2d20ce40d08c417e9ccc7349b1f", kill_on_drop: false }`
[INFO] [stdout] a883b84135010b70671deb2a9525ead6b4cab2d20ce40d08c417e9ccc7349b1f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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" "RUSTDOCFLAGS=--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+785364c7e5e0804473a3fddfb579798ea14e3493" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 759de5ab42cb0ff73bad8337facb02b6d4b03da53e0aa54ff1644262fc382bb5
[INFO] running `Command { std: "docker" "start" "-a" "759de5ab42cb0ff73bad8337facb02b6d4b03da53e0aa54ff1644262fc382bb5", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling libc v0.2.133
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]    Compiling proc-macro2 v1.0.43
[INFO] [stderr]     Checking futures v0.1.31
[INFO] [stderr]    Compiling quote v1.0.21
[INFO] [stderr]    Compiling unicode-ident v1.0.4
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling syn v1.0.100
[INFO] [stderr]     Checking byteorder v1.4.3
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling cc v1.0.73
[INFO] [stderr]     Checking either v1.8.0
[INFO] [stderr]    Compiling slab v0.4.7
[INFO] [stderr]     Checking tinyvec_macros v0.1.0
[INFO] [stderr]     Checking tinyvec v1.6.0
[INFO] [stderr]     Checking iovec v0.1.4
[INFO] [stderr]     Checking bytes v0.4.12
[INFO] [stderr]    Compiling autocfg v0.1.8
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]     Checking rand_core v0.4.2
[INFO] [stderr]     Checking fnv v1.0.7
[INFO] [stderr]     Checking unicode-bidi v0.3.8
[INFO] [stderr]    Compiling parking_lot_core v0.6.2
[INFO] [stderr]    Compiling memoffset v0.5.6
[INFO] [stderr]    Compiling pkg-config v0.3.25
[INFO] [stderr]     Checking tokio-executor v0.1.10
[INFO] [stderr]     Checking num_cpus v1.13.1
[INFO] [stderr]     Checking smallvec v0.6.14
[INFO] [stderr]    Compiling parking_lot v0.9.0
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.2
[INFO] [stderr]    Compiling version_check v0.9.4
[INFO] [stderr]     Checking matches v0.1.9
[INFO] [stderr]     Checking unicode-normalization v0.1.22
[INFO] [stderr]    Compiling openssl-sys v0.9.75
[INFO] [stderr]     Checking tokio-io v0.1.13
[INFO] [stderr]     Checking rand_core v0.3.1
[INFO] [stderr]     Checking lock_api v0.3.4
[INFO] [stderr]     Checking net2 v0.2.37
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling unicase v2.6.0
[INFO] [stderr]     Checking itoa v0.4.8
[INFO] [stderr]    Compiling serde_derive v1.0.145
[INFO] [stderr]     Checking mio v0.6.23
[INFO] [stderr]     Checking tokio-sync v0.1.8
[INFO] [stderr]    Compiling indexmap v1.9.1
[INFO] [stderr]    Compiling serde v1.0.145
[INFO] [stderr]     Checking adler v1.0.2
[INFO] [stderr]     Checking crossbeam-deque v0.7.4
[INFO] [stderr]     Checking miniz_oxide v0.5.4
[INFO] [stderr]     Checking idna v0.1.5
[INFO] [stderr]     Checking http v0.1.21
[INFO] [stderr]    Compiling backtrace v0.3.66
[INFO] [stderr]     Checking crossbeam-queue v0.2.3
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]     Checking tokio-reactor v0.1.12
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]     Checking gimli v0.26.2
[INFO] [stderr]    Compiling openssl v0.10.41
[INFO] [stderr]     Checking percent-encoding v1.0.1
[INFO] [stderr]     Checking foreign-types-shared v0.1.1
[INFO] [stderr]    Compiling unicode-xid v0.2.4
[INFO] [stderr]     Checking percent-encoding v2.2.0
[INFO] [stderr]     Checking hashbrown v0.12.3
[INFO] [stderr]    Compiling httparse v1.8.0
[INFO] [stderr]     Checking form_urlencoded v1.1.0
[INFO] [stderr]     Checking url v1.7.2
[INFO] [stderr]     Checking foreign-types v0.3.2
[INFO] [stderr]     Checking tokio-tcp v0.1.4
[INFO] [stderr]     Checking object v0.29.0
[INFO] [stderr]     Checking tokio-threadpool v0.1.18
[INFO] [stderr]     Checking idna v0.3.0
[INFO] [stderr]     Checking tokio-timer v0.2.13
[INFO] [stderr]     Checking tokio-current-thread v0.1.7
[INFO] [stderr]     Checking string v0.2.1
[INFO] [stderr]     Checking tokio-buf v0.1.1
[INFO] [stderr]    Compiling synstructure v0.12.6
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling hyper v0.12.36
[INFO] [stderr]     Checking bitflags v1.3.2
[INFO] [stderr]     Checking try-lock v0.2.3
[INFO] [stderr]    Compiling native-tls v0.2.10
[INFO] [stderr]    Compiling crc32fast v1.3.2
[INFO] [stderr]    Compiling serde_json v1.0.85
[INFO] [stderr]     Checking rustc-demangle v0.1.21
[INFO] [stderr]     Checking once_cell v1.15.0
[INFO] [stderr]     Checking want v0.2.0
[INFO] [stderr]     Checking url v2.3.1
[INFO] [stderr]     Checking h2 v0.1.26
[INFO] [stderr]     Checking http-body v0.1.0
[INFO] [stderr]     Checking tokio v0.1.22
[INFO] [stderr]    Compiling mime_guess v2.0.4
[INFO] [stderr]     Checking idna v0.2.3
[INFO] [stderr]     Checking rand_isaac v0.1.1
[INFO] [stderr]     Checking rand_hc v0.1.0
[INFO] [stderr]     Checking addr2line v0.17.0
[INFO] [stderr]     Checking rand_xorshift v0.1.1
[INFO] [stderr]     Checking futures-cpupool v0.1.8
[INFO] [stderr]     Checking rand_jitter v0.1.4
[INFO] [stderr]     Checking rand_os v0.1.3
[INFO] [stderr]     Checking itoa v1.0.3
[INFO] [stderr]     Checking ryu v1.0.11
[INFO] [stderr]    Compiling encoding_rs v0.8.31
[INFO] [stderr]     Checking openssl-probe v0.1.5
[INFO] [stderr]     Checking cookie v0.12.0
[INFO] [stderr]     Checking try_from v0.3.2
[INFO] [stderr]     Checking publicsuffix v1.5.6
[INFO] [stderr]     Checking dtoa v0.4.8
[INFO] [stderr]     Checking mime v0.3.16
[INFO] [stderr]     Checking flate2 v1.0.24
[INFO] [stderr]     Checking base64 v0.10.1
[INFO] [stderr]     Checking uuid v0.7.4
[INFO] [stderr]    Compiling openssl-macros v0.1.0
[INFO] [stderr]     Checking failure v0.1.8
[INFO] [stderr]     Checking hyper-tls v0.3.2
[INFO] [stderr]     Checking serde_urlencoded v0.5.5
[INFO] [stderr]     Checking cookie_store v0.7.0
[INFO] [stderr]     Checking reqwest v0.9.24
[INFO] [stderr]     Checking network v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 23.97s
[INFO] running `Command { std: "docker" "inspect" "759de5ab42cb0ff73bad8337facb02b6d4b03da53e0aa54ff1644262fc382bb5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "759de5ab42cb0ff73bad8337facb02b6d4b03da53e0aa54ff1644262fc382bb5", kill_on_drop: false }`
[INFO] [stdout] 759de5ab42cb0ff73bad8337facb02b6d4b03da53e0aa54ff1644262fc382bb5
