[INFO] cloning repository https://github.com/hjr3/future-mpsc-example
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/hjr3/future-mpsc-example" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhjr3%2Ffuture-mpsc-example", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhjr3%2Ffuture-mpsc-example'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 88217f15cff0e029900e5d8820b55a8c5d7e4666
[INFO] testing hjr3/future-mpsc-example against beta-2022-04-10 for beta-1.61-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhjr3%2Ffuture-mpsc-example" "/workspace/builds/worker-18/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-18/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/hjr3/future-mpsc-example on toolchain beta-2022-04-10
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/hjr3/future-mpsc-example
[INFO] finished tweaking git repo https://github.com/hjr3/future-mpsc-example
[INFO] tweaked toml for git repo https://github.com/hjr3/future-mpsc-example written to /workspace/builds/worker-18/source/Cargo.toml
[INFO] crate git repo https://github.com/hjr3/future-mpsc-example already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "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-18/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-18/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 389cf950aadacf2c5f3ab254c9b002b123b191ce7fe9770fa5af619b2b719f8d
[INFO] running `Command { std: "docker" "start" "-a" "389cf950aadacf2c5f3ab254c9b002b123b191ce7fe9770fa5af619b2b719f8d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "389cf950aadacf2c5f3ab254c9b002b123b191ce7fe9770fa5af619b2b719f8d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "389cf950aadacf2c5f3ab254c9b002b123b191ce7fe9770fa5af619b2b719f8d", kill_on_drop: false }`
[INFO] [stdout] 389cf950aadacf2c5f3ab254c9b002b123b191ce7fe9770fa5af619b2b719f8d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-18/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-18/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=warn" "-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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] af1fa414123fb47590212d216273b9c5b4f794b4ad9c3b58fe544176dd28a460
[INFO] running `Command { std: "docker" "start" "-a" "af1fa414123fb47590212d216273b9c5b4f794b4ad9c3b58fe544176dd28a460", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.21
[INFO] [stderr]    Compiling log v0.3.6
[INFO] [stderr]    Compiling cfg-if v0.1.0
[INFO] [stderr]    Compiling utf8-ranges v1.0.0
[INFO] [stderr]    Compiling slab v0.3.0
[INFO] [stderr]    Compiling lazycell v0.4.0
[INFO] [stderr]    Compiling regex-syntax v0.4.0
[INFO] [stderr]    Compiling scoped-tls v0.1.0
[INFO] [stderr]    Compiling unreachable v0.1.1
[INFO] [stderr]    Compiling futures v0.1.10
[INFO] [stderr]    Compiling thread-id v3.0.0
[INFO] [stderr]    Compiling memchr v1.0.1
[INFO] [stderr]    Compiling net2 v0.2.26
[INFO] [stderr]    Compiling thread_local v0.3.3
[INFO] [stderr]    Compiling aho-corasick v0.6.2
[INFO] [stderr]    Compiling mio v0.6.4
[INFO] [stderr]    Compiling regex v0.2.1
[INFO] [stderr]    Compiling tokio-core v0.1.4
[INFO] [stderr]    Compiling env_logger v0.4.1
[INFO] [stderr]    Compiling future-mpsc-example v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2m 11s
[INFO] running `Command { std: "docker" "inspect" "af1fa414123fb47590212d216273b9c5b4f794b4ad9c3b58fe544176dd28a460", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "af1fa414123fb47590212d216273b9c5b4f794b4ad9c3b58fe544176dd28a460", kill_on_drop: false }`
[INFO] [stdout] af1fa414123fb47590212d216273b9c5b4f794b4ad9c3b58fe544176dd28a460
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-18/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-18/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=warn" "-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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c16b735e5021b63e94aa67ec4eac7b15c576475b19374502fc46c6b1d6f2f3df
[INFO] running `Command { std: "docker" "start" "-a" "c16b735e5021b63e94aa67ec4eac7b15c576475b19374502fc46c6b1d6f2f3df", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling future-mpsc-example v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.21s
[INFO] [stderr]   Executable unittests src/main.rs (/opt/rustwide/target/debug/deps/future_mpsc_example-07cccf736785e1db)
[INFO] running `Command { std: "docker" "inspect" "c16b735e5021b63e94aa67ec4eac7b15c576475b19374502fc46c6b1d6f2f3df", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c16b735e5021b63e94aa67ec4eac7b15c576475b19374502fc46c6b1d6f2f3df", kill_on_drop: false }`
[INFO] [stdout] c16b735e5021b63e94aa67ec4eac7b15c576475b19374502fc46c6b1d6f2f3df
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-18/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-18/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=warn" "-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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 5fc6fb869460ad02932152692e38f38e4e492bf94940738db69117eb88f66653
[INFO] running `Command { std: "docker" "start" "-a" "5fc6fb869460ad02932152692e38f38e4e492bf94940738db69117eb88f66653", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/future_mpsc_example-07cccf736785e1db)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "5fc6fb869460ad02932152692e38f38e4e492bf94940738db69117eb88f66653", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5fc6fb869460ad02932152692e38f38e4e492bf94940738db69117eb88f66653", kill_on_drop: false }`
[INFO] [stdout] 5fc6fb869460ad02932152692e38f38e4e492bf94940738db69117eb88f66653