[INFO] fetching crate split_channel 0.5.0...
[INFO] checking split_channel-0.5.0 against master#52f3c71c8dc4aaed71e3035995fcbdd6d78c98c6 for pr-127907
[INFO] extracting crate split_channel 0.5.0 into /workspace/builds/worker-2-tc1/source
[INFO] validating manifest of crates.io crate split_channel 0.5.0 on toolchain 52f3c71c8dc4aaed71e3035995fcbdd6d78c98c6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+52f3c71c8dc4aaed71e3035995fcbdd6d78c98c6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate split_channel 0.5.0
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate split_channel 0.5.0
[INFO] tweaked toml for crates.io crate split_channel 0.5.0 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] crate crates.io crate split_channel 0.5.0 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" "+52f3c71c8dc4aaed71e3035995fcbdd6d78c98c6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded buffertk v0.6.0
[INFO] [stderr]   Downloaded prototk v0.6.0
[INFO] [stderr]   Downloaded tatl v0.5.0
[INFO] [stderr]   Downloaded derive_util v0.3.0
[INFO] [stderr]   Downloaded zerror_core v0.5.0
[INFO] [stderr]   Downloaded zerror v0.4.0
[INFO] [stderr]   Downloaded prototk_derive v0.6.0
[INFO] [stderr]   Downloaded zerror_derive v0.3.0
[INFO] [stderr]   Downloaded one_two_eight v0.4.0
[INFO] [stderr]   Downloaded zerror v0.3.0
[INFO] [stderr]   Downloaded biometrics v0.6.0
[INFO] [stderr]   Downloaded arrrg v0.3.0
[INFO] [stderr]   Downloaded utilz v0.3.0
[INFO] [stderr]   Downloaded arrrg_derive v0.3.0
[INFO] [stderr]   Downloaded prototk_derive v0.5.0
[INFO] [stderr]   Downloaded prototk v0.5.0
[INFO] [stderr]   Downloaded guacamole v0.6.1
[INFO] [stderr]   Downloaded rpc_pb v0.5.0
[INFO] [stderr]   Downloaded buffertk v0.5.0
[INFO] [stderr]   Downloaded boring v2.1.0
[INFO] [stderr]   Downloaded bindgen v0.60.1
[INFO] [stderr]   Downloaded boring-sys v2.1.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:dff56e7819e73ed36160586b3445e93eb0be776c16704aeeded9c3fb668b2384" "/opt/rustwide/cargo-home/bin/cargo" "+52f3c71c8dc4aaed71e3035995fcbdd6d78c98c6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7ef7e292be6000238de46124058a23a77466bc9dfd5d44a199af10427ab5275c
[INFO] running `Command { std: "docker" "start" "-a" "7ef7e292be6000238de46124058a23a77466bc9dfd5d44a199af10427ab5275c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7ef7e292be6000238de46124058a23a77466bc9dfd5d44a199af10427ab5275c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7ef7e292be6000238de46124058a23a77466bc9dfd5d44a199af10427ab5275c", kill_on_drop: false }`
[INFO] [stdout] 7ef7e292be6000238de46124058a23a77466bc9dfd5d44a199af10427ab5275c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:dff56e7819e73ed36160586b3445e93eb0be776c16704aeeded9c3fb668b2384" "/opt/rustwide/cargo-home/bin/cargo" "+52f3c71c8dc4aaed71e3035995fcbdd6d78c98c6" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 63b15c403990109a9694bc4e8de3d4544bb90ec2dfe698066aac45800dd42bc1
[INFO] running `Command { std: "docker" "start" "-a" "63b15c403990109a9694bc4e8de3d4544bb90ec2dfe698066aac45800dd42bc1", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.78
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling libc v0.2.153
[INFO] [stderr]    Compiling glob v0.3.1
[INFO] [stderr]    Compiling memchr v2.7.1
[INFO] [stderr]    Compiling minimal-lexical v0.2.1
[INFO] [stderr]    Compiling regex-syntax v0.8.2
[INFO] [stderr]    Compiling semver v1.0.22
[INFO] [stderr]    Compiling bindgen v0.60.1
[INFO] [stderr]    Compiling buffertk v0.5.0
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling peeking_take_while v0.1.2
[INFO] [stderr]    Compiling lazycell v1.3.0
[INFO] [stderr]    Compiling buffertk v0.6.0
[INFO] [stderr]    Compiling libloading v0.8.1
[INFO] [stderr]    Compiling rustc-hash v1.1.0
[INFO] [stderr]    Compiling bitflags v1.3.2
[INFO] [stderr]    Compiling shlex v1.3.0
[INFO] [stderr]     Checking zerror v0.3.0
[INFO] [stderr]     Checking zerror v0.4.0
[INFO] [stderr]     Checking getopts v0.2.21
[INFO] [stderr]     Checking biometrics v0.6.0
[INFO] [stderr]     Checking foreign-types-shared v0.3.1
[INFO] [stderr]    Compiling clang-sys v1.7.0
[INFO] [stderr]    Compiling rustc_version v0.4.0
[INFO] [stderr]    Compiling nom v7.1.3
[INFO] [stderr]    Compiling crc32c v0.6.5
[INFO] [stderr]    Compiling quote v1.0.35
[INFO] [stderr]    Compiling syn v2.0.49
[INFO] [stderr]    Compiling cc v1.0.83
[INFO] [stderr]     Checking utilz v0.3.0
[INFO] [stderr]    Compiling cmake v0.1.50
[INFO] [stderr]    Compiling regex-automata v0.4.5
[INFO] [stderr]    Compiling cexpr v0.6.0
[INFO] [stderr]    Compiling derive_util v0.3.0
[INFO] [stderr]    Compiling prototk_derive v0.5.0
[INFO] [stderr]    Compiling prototk_derive v0.6.0
[INFO] [stderr]    Compiling arrrg_derive v0.3.0
[INFO] [stderr]    Compiling zerror_derive v0.3.0
[INFO] [stderr]     Checking arrrg v0.3.0
[INFO] [stderr]     Checking guacamole v0.6.1
[INFO] [stderr]     Checking prototk v0.6.0
[INFO] [stderr]     Checking prototk v0.5.0
[INFO] [stderr]    Compiling foreign-types-macros v0.2.3
[INFO] [stderr]     Checking one_two_eight v0.4.0
[INFO] [stderr]    Compiling regex v1.10.3
[INFO] [stderr]     Checking tatl v0.5.0
[INFO] [stderr]     Checking zerror_core v0.5.0
[INFO] [stderr]     Checking foreign-types v0.5.0
[INFO] [stderr]     Checking rpc_pb v0.5.0
[INFO] [stderr]    Compiling boring-sys v2.1.0
[INFO] [stderr]     Checking boring v2.1.0
[INFO] [stderr]     Checking split_channel v0.5.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 23.85s
[INFO] running `Command { std: "docker" "inspect" "63b15c403990109a9694bc4e8de3d4544bb90ec2dfe698066aac45800dd42bc1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "63b15c403990109a9694bc4e8de3d4544bb90ec2dfe698066aac45800dd42bc1", kill_on_drop: false }`
[INFO] [stdout] 63b15c403990109a9694bc4e8de3d4544bb90ec2dfe698066aac45800dd42bc1