[INFO] cloning repository https://github.com/JeffJerseyCow/rust-async-pattern
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/JeffJerseyCow/rust-async-pattern" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJeffJerseyCow%2Frust-async-pattern", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJeffJerseyCow%2Frust-async-pattern'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] fdceef890401285a0c108fb15f773c59c294b3b0
[INFO] checking JeffJerseyCow/rust-async-pattern against try#e0f03aec47b100bc29555561bd62a99d1bc6aca5 for pr-86231
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJeffJerseyCow%2Frust-async-pattern" "/workspace/builds/worker-10/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-10/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/JeffJerseyCow/rust-async-pattern on toolchain e0f03aec47b100bc29555561bd62a99d1bc6aca5
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+e0f03aec47b100bc29555561bd62a99d1bc6aca5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/JeffJerseyCow/rust-async-pattern
[INFO] finished tweaking git repo https://github.com/JeffJerseyCow/rust-async-pattern
[INFO] tweaked toml for git repo https://github.com/JeffJerseyCow/rust-async-pattern written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] crate git repo https://github.com/JeffJerseyCow/rust-async-pattern already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+e0f03aec47b100bc29555561bd62a99d1bc6aca5" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded nibble_vec v0.1.0
[INFO] [stderr]   Downloaded async-trait v0.1.48
[INFO] [stderr]   Downloaded signal-hook-registry v1.3.0
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+e0f03aec47b100bc29555561bd62a99d1bc6aca5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 715f2e18b6da64ba470d0f683a4925a3878a970f981ec0a191a61612e05301e1
[INFO] running `Command { std: "docker" "start" "-a" "715f2e18b6da64ba470d0f683a4925a3878a970f981ec0a191a61612e05301e1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "715f2e18b6da64ba470d0f683a4925a3878a970f981ec0a191a61612e05301e1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "715f2e18b6da64ba470d0f683a4925a3878a970f981ec0a191a61612e05301e1", kill_on_drop: false }`
[INFO] [stdout] 715f2e18b6da64ba470d0f683a4925a3878a970f981ec0a191a61612e05301e1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+e0f03aec47b100bc29555561bd62a99d1bc6aca5" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5f9c5d1411f665f6e599c7e89537919252cf25eb640e371fc1990242f81524a2
[INFO] running `Command { std: "docker" "start" "-a" "5f9c5d1411f665f6e599c7e89537919252cf25eb640e371fc1990242f81524a2", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.26
[INFO] [stderr]    Compiling libc v0.2.92
[INFO] [stderr]    Compiling syn v1.0.68
[INFO] [stderr]    Compiling proc-macro-hack v0.5.19
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[INFO] [stderr]     Checking smallvec v1.6.1
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[INFO] [stderr]    Compiling serde_derive v1.0.125
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[INFO] [stderr]     Checking multit v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 34.95s
[INFO] running `Command { std: "docker" "inspect" "5f9c5d1411f665f6e599c7e89537919252cf25eb640e371fc1990242f81524a2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5f9c5d1411f665f6e599c7e89537919252cf25eb640e371fc1990242f81524a2", kill_on_drop: false }`
[INFO] [stdout] 5f9c5d1411f665f6e599c7e89537919252cf25eb640e371fc1990242f81524a2