[INFO] cloning repository https://github.com/rchaser53/thread-playground
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/rchaser53/thread-playground" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frchaser53%2Fthread-playground", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frchaser53%2Fthread-playground'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f89905e49267ba4e0b42665f6f4fc575ba9ed696
[INFO] testing rchaser53/thread-playground 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%2Frchaser53%2Fthread-playground" "/workspace/builds/worker-16/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-16/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/rchaser53/thread-playground 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/rchaser53/thread-playground
[INFO] finished tweaking git repo https://github.com/rchaser53/thread-playground
[INFO] tweaked toml for git repo https://github.com/rchaser53/thread-playground written to /workspace/builds/worker-16/source/Cargo.toml
[INFO] crate git repo https://github.com/rchaser53/thread-playground 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/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] 74cc34a7b694fd7806e71c274ed87361f7527b2f60e7a8b237df3db4c1b8fc2b
[INFO] running `Command { std: "docker" "start" "-a" "74cc34a7b694fd7806e71c274ed87361f7527b2f60e7a8b237df3db4c1b8fc2b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "74cc34a7b694fd7806e71c274ed87361f7527b2f60e7a8b237df3db4c1b8fc2b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "74cc34a7b694fd7806e71c274ed87361f7527b2f60e7a8b237df3db4c1b8fc2b", kill_on_drop: false }`
[INFO] [stdout] 74cc34a7b694fd7806e71c274ed87361f7527b2f60e7a8b237df3db4c1b8fc2b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/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] c725620ca4c5d2b09ea8cac6135ffc42d64f8fb61b255a22a48a729d94bb0faf
[INFO] running `Command { std: "docker" "start" "-a" "c725620ca4c5d2b09ea8cac6135ffc42d64f8fb61b255a22a48a729d94bb0faf", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.65
[INFO] [stderr]    Compiling async-basic v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.37s
[INFO] running `Command { std: "docker" "inspect" "c725620ca4c5d2b09ea8cac6135ffc42d64f8fb61b255a22a48a729d94bb0faf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c725620ca4c5d2b09ea8cac6135ffc42d64f8fb61b255a22a48a729d94bb0faf", kill_on_drop: false }`
[INFO] [stdout] c725620ca4c5d2b09ea8cac6135ffc42d64f8fb61b255a22a48a729d94bb0faf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/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] 5ab90f4f6f9619cf4a95a3a548498b0716c9a5cab3751fb73b50685c784bad6b
[INFO] running `Command { std: "docker" "start" "-a" "5ab90f4f6f9619cf4a95a3a548498b0716c9a5cab3751fb73b50685c784bad6b", kill_on_drop: false }`
[INFO] [stderr]    Compiling async-basic v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.39s
[INFO] [stderr]   Executable unittests src/main.rs (/opt/rustwide/target/debug/deps/async_basic-a470812f2a183af9)
[INFO] running `Command { std: "docker" "inspect" "5ab90f4f6f9619cf4a95a3a548498b0716c9a5cab3751fb73b50685c784bad6b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5ab90f4f6f9619cf4a95a3a548498b0716c9a5cab3751fb73b50685c784bad6b", kill_on_drop: false }`
[INFO] [stdout] 5ab90f4f6f9619cf4a95a3a548498b0716c9a5cab3751fb73b50685c784bad6b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/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] c23c116a5e0977426a5e6d13458927f421c62f2926ad4b5bc05e145f55beb58f
[INFO] running `Command { std: "docker" "start" "-a" "c23c116a5e0977426a5e6d13458927f421c62f2926ad4b5bc05e145f55beb58f", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.00s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/async_basic-a470812f2a183af9)
[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" "c23c116a5e0977426a5e6d13458927f421c62f2926ad4b5bc05e145f55beb58f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c23c116a5e0977426a5e6d13458927f421c62f2926ad4b5bc05e145f55beb58f", kill_on_drop: false }`
[INFO] [stdout] c23c116a5e0977426a5e6d13458927f421c62f2926ad4b5bc05e145f55beb58f