[INFO] cloning repository https://github.com/zenria/funtonic
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/zenria/funtonic" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzenria%2Ffuntonic", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzenria%2Ffuntonic'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 8a3a13eb99e625576ec62965b05030d6639f7d99
[INFO] checking zenria/funtonic against try#39e1293fce4b650061e85dda88aa428f726a8444 for pr-88041
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzenria%2Ffuntonic" "/workspace/builds/worker-81/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-81/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/zenria/funtonic on toolchain 39e1293fce4b650061e85dda88aa428f726a8444
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+39e1293fce4b650061e85dda88aa428f726a8444" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/zenria/funtonic
[INFO] finished tweaking git repo https://github.com/zenria/funtonic
[INFO] tweaked toml for git repo https://github.com/zenria/funtonic written to /workspace/builds/worker-81/source/Cargo.toml
[INFO] crate git repo https://github.com/zenria/funtonic already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+39e1293fce4b650061e85dda88aa428f726a8444" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating git repository `https://github.com/zenria/rustbreak.git`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded shellexpand v1.1.1
[INFO] [stderr]   Downloaded tracing-subscriber v0.2.14
[INFO] [stderr]   Downloaded gelf_logger v0.1.4
[INFO] [stderr]   Downloaded encoding_rs v0.8.25
[INFO] [stderr]   Downloaded serde_gelf v0.1.6
[INFO] [stderr]   Downloaded serde-value-utils v0.1.0
[INFO] [stderr]   Downloaded log4rs-gelf v0.1.4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-81/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-81/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+39e1293fce4b650061e85dda88aa428f726a8444" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2677084752e34c749bb2b74c9de14cde6a73c4c076d18f7b0a74a6860f508389
[INFO] running `Command { std: "docker" "start" "-a" "2677084752e34c749bb2b74c9de14cde6a73c4c076d18f7b0a74a6860f508389", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2677084752e34c749bb2b74c9de14cde6a73c4c076d18f7b0a74a6860f508389", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2677084752e34c749bb2b74c9de14cde6a73c4c076d18f7b0a74a6860f508389", kill_on_drop: false }`
[INFO] [stdout] 2677084752e34c749bb2b74c9de14cde6a73c4c076d18f7b0a74a6860f508389
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-81/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-81/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+39e1293fce4b650061e85dda88aa428f726a8444" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9cceafc69bbb6bdecbdf744d177611aef1e5772f6a1424f91c6905b2fd35e234
[INFO] running `Command { std: "docker" "start" "-a" "9cceafc69bbb6bdecbdf744d177611aef1e5772f6a1424f91c6905b2fd35e234", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr] error: failed to create jobserver
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   failed to increase jobserver pipe capacity from 4096 to 8192; jobserver otherwise might deadlock
[INFO] running `Command { std: "docker" "inspect" "9cceafc69bbb6bdecbdf744d177611aef1e5772f6a1424f91c6905b2fd35e234", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9cceafc69bbb6bdecbdf744d177611aef1e5772f6a1424f91c6905b2fd35e234", kill_on_drop: false }`
[INFO] [stdout] 9cceafc69bbb6bdecbdf744d177611aef1e5772f6a1424f91c6905b2fd35e234