[INFO] cloning repository https://github.com/elicayuu/rust-async-practice
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/elicayuu/rust-async-practice" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Felicayuu%2Frust-async-practice", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Felicayuu%2Frust-async-practice'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 4e79a3f0a7c81c0413891756f143ef87575f3e02
[INFO] testing elicayuu/rust-async-practice against master#a77da2d454e6caa227a85b16410b95f93495e7e0 for pr-91031
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Felicayuu%2Frust-async-practice" "/workspace/builds/worker-19/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-19/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/elicayuu/rust-async-practice on toolchain a77da2d454e6caa227a85b16410b95f93495e7e0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/elicayuu/rust-async-practice
[INFO] finished tweaking git repo https://github.com/elicayuu/rust-async-practice
[INFO] tweaked toml for git repo https://github.com/elicayuu/rust-async-practice written to /workspace/builds/worker-19/source/Cargo.toml
[INFO] crate git repo https://github.com/elicayuu/rust-async-practice already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded futures-io-preview v0.3.0-alpha.19
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[INFO] [stderr]   Downloaded wasm-bindgen v0.2.55
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 397408c90d9e9e06dda6d9ea59bc81ab2e899af6a5e5be57b33c2a4de4fb68ed
[INFO] running `Command { std: "docker" "start" "-a" "397408c90d9e9e06dda6d9ea59bc81ab2e899af6a5e5be57b33c2a4de4fb68ed", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "397408c90d9e9e06dda6d9ea59bc81ab2e899af6a5e5be57b33c2a4de4fb68ed", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "397408c90d9e9e06dda6d9ea59bc81ab2e899af6a5e5be57b33c2a4de4fb68ed", kill_on_drop: false }`
[INFO] [stdout] 397408c90d9e9e06dda6d9ea59bc81ab2e899af6a5e5be57b33c2a4de4fb68ed
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4c80cedd0b4afe7076b4a9d0ae53a1205d4c6d7cb606ce4b1f7fabb608136691
[INFO] running `Command { std: "docker" "start" "-a" "4c80cedd0b4afe7076b4a9d0ae53a1205d4c6d7cb606ce4b1f7fabb608136691", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v0.1.7
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[INFO] running `Command { std: "docker" "inspect" "4c80cedd0b4afe7076b4a9d0ae53a1205d4c6d7cb606ce4b1f7fabb608136691", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4c80cedd0b4afe7076b4a9d0ae53a1205d4c6d7cb606ce4b1f7fabb608136691", kill_on_drop: false }`
[INFO] [stdout] 4c80cedd0b4afe7076b4a9d0ae53a1205d4c6d7cb606ce4b1f7fabb608136691
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 450cc654fc233a5616dee6fa869dbb822d286e0b7d4bf3cbe91d8843a54e93b5
[INFO] running `Command { std: "docker" "start" "-a" "450cc654fc233a5616dee6fa869dbb822d286e0b7d4bf3cbe91d8843a54e93b5", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust-surf v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.60s
[INFO] running `Command { std: "docker" "inspect" "450cc654fc233a5616dee6fa869dbb822d286e0b7d4bf3cbe91d8843a54e93b5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "450cc654fc233a5616dee6fa869dbb822d286e0b7d4bf3cbe91d8843a54e93b5", kill_on_drop: false }`
[INFO] [stdout] 450cc654fc233a5616dee6fa869dbb822d286e0b7d4bf3cbe91d8843a54e93b5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 054d625e91511f35c9f0f0ad9ec8ab3999846f34c1594f5ae23f89ef16efc3d7
[INFO] running `Command { std: "docker" "start" "-a" "054d625e91511f35c9f0f0ad9ec8ab3999846f34c1594f5ae23f89ef16efc3d7", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.09s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/rust_surf-90d4553f2c6c909d)
[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" "054d625e91511f35c9f0f0ad9ec8ab3999846f34c1594f5ae23f89ef16efc3d7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "054d625e91511f35c9f0f0ad9ec8ab3999846f34c1594f5ae23f89ef16efc3d7", kill_on_drop: false }`
[INFO] [stdout] 054d625e91511f35c9f0f0ad9ec8ab3999846f34c1594f5ae23f89ef16efc3d7