[INFO] fetching crate split_channel 0.3.0...
[INFO] checking split_channel-0.3.0 against master#46455dc65069387f2dc46612f13fd45452ab301a for pr-117433
[INFO] extracting crate split_channel 0.3.0 into /workspace/builds/worker-4-tc1/source
[INFO] validating manifest of crates.io crate split_channel 0.3.0 on toolchain 46455dc65069387f2dc46612f13fd45452ab301a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+46455dc65069387f2dc46612f13fd45452ab301a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate split_channel 0.3.0
[INFO] finished tweaking crates.io crate split_channel 0.3.0
[INFO] tweaked toml for crates.io crate split_channel 0.3.0 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] crate crates.io crate split_channel 0.3.0 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" "+46455dc65069387f2dc46612f13fd45452ab301a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded tatl v0.3.0
[INFO] [stderr]   Downloaded buffertk v0.4.0
[INFO] [stderr]   Downloaded biometrics v0.4.0
[INFO] [stderr]   Downloaded one_two_eight v0.3.0
[INFO] [stderr]   Downloaded zerror_derive v0.1.0
[INFO] [stderr]   Downloaded zerror_core v0.3.0
[INFO] [stderr]   Downloaded rpc_pb v0.3.0
[INFO] [stderr]   Downloaded prototk_derive v0.4.0
[INFO] [stderr]   Downloaded prototk v0.4.0
[INFO] [stderr]   Downloaded utilz v0.2.0
[INFO] [stderr]   Downloaded zerror v0.2.0
[INFO] [stderr]   Downloaded guacamole v0.3.0
[INFO] [stderr]   Downloaded boring v2.1.0
[INFO] [stderr]   Downloaded boring-sys v2.1.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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@sha256:023092b8bfa974c7f3e45c5ce651cc8dd3afd5e76915d5995b8dacd3032bf956" "/opt/rustwide/cargo-home/bin/cargo" "+46455dc65069387f2dc46612f13fd45452ab301a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7914a8e5d82c2cfa12b3875307c771c9d9c64b02863332b03b0433a5be06caa6
[INFO] running `Command { std: "docker" "start" "-a" "7914a8e5d82c2cfa12b3875307c771c9d9c64b02863332b03b0433a5be06caa6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7914a8e5d82c2cfa12b3875307c771c9d9c64b02863332b03b0433a5be06caa6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7914a8e5d82c2cfa12b3875307c771c9d9c64b02863332b03b0433a5be06caa6", kill_on_drop: false }`
[INFO] [stdout] 7914a8e5d82c2cfa12b3875307c771c9d9c64b02863332b03b0433a5be06caa6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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@sha256:023092b8bfa974c7f3e45c5ce651cc8dd3afd5e76915d5995b8dacd3032bf956" "/opt/rustwide/cargo-home/bin/cargo" "+46455dc65069387f2dc46612f13fd45452ab301a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 81042da67324683a99c51c390595bef92b17cc85ddd2b72a1814053e4f299041
[INFO] running `Command { std: "docker" "start" "-a" "81042da67324683a99c51c390595bef92b17cc85ddd2b72a1814053e4f299041", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.148
[INFO] [stderr]    Compiling clang-sys v1.6.1
[INFO] [stderr]    Compiling regex-syntax v0.7.5
[INFO] [stderr]    Compiling memchr v2.6.3
[INFO] [stderr]    Compiling minimal-lexical v0.2.1
[INFO] [stderr]    Compiling buffertk v0.4.0
[INFO] [stderr]    Compiling bindgen v0.60.1
[INFO] [stderr]    Compiling semver v1.0.18
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling libloading v0.7.4
[INFO] [stderr]    Compiling rustc-hash v1.1.0
[INFO] [stderr]    Compiling lazycell v1.3.0
[INFO] [stderr]    Compiling shlex v1.2.0
[INFO] [stderr]     Checking zerror v0.2.0
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]     Checking getrandom v0.1.16
[INFO] [stderr]    Compiling peeking_take_while v0.1.2
[INFO] [stderr]    Compiling bitflags v1.3.2
[INFO] [stderr]     Checking utilz v0.2.0
[INFO] [stderr]     Checking unicode-width v0.1.11
[INFO] [stderr]    Compiling syn v2.0.37
[INFO] [stderr]     Checking foreign-types-shared v0.3.1
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking getopts v0.2.21
[INFO] [stderr]     Checking biometrics v0.4.0
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]    Compiling rustc_version v0.4.0
[INFO] [stderr]    Compiling nom v7.1.3
[INFO] [stderr]    Compiling crc32c v0.6.4
[INFO] [stderr]    Compiling cc v1.0.83
[INFO] [stderr]    Compiling derive_util v0.2.0
[INFO] [stderr]    Compiling cmake v0.1.50
[INFO] [stderr]    Compiling regex-automata v0.3.8
[INFO] [stderr]    Compiling prototk_derive v0.4.0
[INFO] [stderr]    Compiling arrrg_derive v0.2.0
[INFO] [stderr]    Compiling zerror_derive v0.1.0
[INFO] [stderr]    Compiling cexpr v0.6.0
[INFO] [stderr]     Checking arrrg v0.2.0
[INFO] [stderr]     Checking guacamole v0.3.0
[INFO] [stderr]     Checking prototk v0.4.0
[INFO] [stderr]    Compiling foreign-types-macros v0.2.3
[INFO] [stderr]     Checking one_two_eight v0.3.0
[INFO] [stderr]     Checking tatl v0.3.0
[INFO] [stderr]     Checking zerror_core v0.3.0
[INFO] [stderr]     Checking rpc_pb v0.3.0
[INFO] [stderr]    Compiling regex v1.9.5
[INFO] [stderr]     Checking foreign-types v0.5.0
[INFO] [stderr]    Compiling boring-sys v2.1.0
[ERROR] error running command: no output for 300 seconds
[INFO] running `Command { std: "docker" "inspect" "81042da67324683a99c51c390595bef92b17cc85ddd2b72a1814053e4f299041", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "81042da67324683a99c51c390595bef92b17cc85ddd2b72a1814053e4f299041", kill_on_drop: false }`
[INFO] [stdout] 81042da67324683a99c51c390595bef92b17cc85ddd2b72a1814053e4f299041
[INFO] checking split_channel-0.3.0 against try#794be3cb2f20e1fd15af31d8a42d380fc36600ed for pr-117433
[INFO] extracting crate split_channel 0.3.0 into /workspace/builds/worker-4-tc2/source
[INFO] validating manifest of crates.io crate split_channel 0.3.0 on toolchain 794be3cb2f20e1fd15af31d8a42d380fc36600ed
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+794be3cb2f20e1fd15af31d8a42d380fc36600ed" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate split_channel 0.3.0
[INFO] finished tweaking crates.io crate split_channel 0.3.0
[INFO] tweaked toml for crates.io crate split_channel 0.3.0 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] crate crates.io crate split_channel 0.3.0 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" "+794be3cb2f20e1fd15af31d8a42d380fc36600ed" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:023092b8bfa974c7f3e45c5ce651cc8dd3afd5e76915d5995b8dacd3032bf956" "/opt/rustwide/cargo-home/bin/cargo" "+794be3cb2f20e1fd15af31d8a42d380fc36600ed" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] cd00a9f6ff3b019e173afefb01b2fd9650b46d08faeb9bcbedf608747fcf5ba9
[INFO] running `Command { std: "docker" "start" "-a" "cd00a9f6ff3b019e173afefb01b2fd9650b46d08faeb9bcbedf608747fcf5ba9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cd00a9f6ff3b019e173afefb01b2fd9650b46d08faeb9bcbedf608747fcf5ba9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cd00a9f6ff3b019e173afefb01b2fd9650b46d08faeb9bcbedf608747fcf5ba9", kill_on_drop: false }`
[INFO] [stdout] cd00a9f6ff3b019e173afefb01b2fd9650b46d08faeb9bcbedf608747fcf5ba9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:023092b8bfa974c7f3e45c5ce651cc8dd3afd5e76915d5995b8dacd3032bf956" "/opt/rustwide/cargo-home/bin/cargo" "+794be3cb2f20e1fd15af31d8a42d380fc36600ed" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f78956b4e5d64732debe4dbe34df43dd61d1dab0809339e19c77ccf08f2b274e
[INFO] running `Command { std: "docker" "start" "-a" "f78956b4e5d64732debe4dbe34df43dd61d1dab0809339e19c77ccf08f2b274e", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.148
[INFO] [stderr]    Compiling memchr v2.6.3
[INFO] [stderr]    Compiling regex-syntax v0.7.5
[INFO] [stderr]    Compiling minimal-lexical v0.2.1
[INFO] [stderr]    Compiling buffertk v0.4.0
[INFO] [stderr]    Compiling bindgen v0.60.1
[INFO] [stderr]    Compiling semver v1.0.18
[INFO] [stderr]    Compiling clang-sys v1.6.1
[INFO] [stderr]    Compiling libloading v0.7.4
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling rustc-hash v1.1.0
[INFO] [stderr]    Compiling lazycell v1.3.0
[INFO] [stderr]    Compiling peeking_take_while v0.1.2
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]     Checking getrandom v0.1.16
[INFO] [stderr]    Compiling shlex v1.2.0
[INFO] [stderr]    Compiling bitflags v1.3.2
[INFO] [stderr]     Checking zerror v0.2.0
[INFO] [stderr]     Checking utilz v0.2.0
[INFO] [stderr]     Checking unicode-width v0.1.11
[INFO] [stderr]    Compiling syn v2.0.37
[INFO] [stderr]     Checking foreign-types-shared v0.3.1
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking biometrics v0.4.0
[INFO] [stderr]     Checking getopts v0.2.21
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]    Compiling nom v7.1.3
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]    Compiling rustc_version v0.4.0
[INFO] [stderr]    Compiling crc32c v0.6.4
[INFO] [stderr]    Compiling cc v1.0.83
[INFO] [stderr]    Compiling derive_util v0.2.0
[INFO] [stderr]    Compiling cmake v0.1.50
[INFO] [stderr]    Compiling regex-automata v0.3.8
[INFO] [stderr]    Compiling prototk_derive v0.4.0
[INFO] [stderr]    Compiling arrrg_derive v0.2.0
[INFO] [stderr]    Compiling zerror_derive v0.1.0
[INFO] [stderr]    Compiling cexpr v0.6.0
[INFO] [stderr]     Checking arrrg v0.2.0
[INFO] [stderr]     Checking guacamole v0.3.0
[INFO] [stderr]     Checking prototk v0.4.0
[INFO] [stderr]     Checking one_two_eight v0.3.0
[INFO] [stderr]     Checking tatl v0.3.0
[INFO] [stderr]     Checking zerror_core v0.3.0
[INFO] [stderr]     Checking rpc_pb v0.3.0
[INFO] [stderr]    Compiling foreign-types-macros v0.2.3
[INFO] [stderr]    Compiling regex v1.9.5
[INFO] [stderr]     Checking foreign-types v0.5.0
[INFO] [stderr]    Compiling boring-sys v2.1.0
[INFO] [stderr]     Checking boring v2.1.0
[INFO] [stderr]     Checking split_channel v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 27.92s
[INFO] running `Command { std: "docker" "inspect" "f78956b4e5d64732debe4dbe34df43dd61d1dab0809339e19c77ccf08f2b274e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f78956b4e5d64732debe4dbe34df43dd61d1dab0809339e19c77ccf08f2b274e", kill_on_drop: false }`
[INFO] [stdout] f78956b4e5d64732debe4dbe34df43dd61d1dab0809339e19c77ccf08f2b274e