[INFO] cloning repository https://github.com/IkezawaYuki/hello_world
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/IkezawaYuki/hello_world" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FIkezawaYuki%2Fhello_world", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FIkezawaYuki%2Fhello_world'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 8d10cefd44b90673904358ee948e46252388ab91
[INFO] checking IkezawaYuki/hello_world against master#bca37a20bd376ce3fd138e7cdee7fe704e0f8814 for pr-139493-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FIkezawaYuki%2Fhello_world" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/IkezawaYuki/hello_world
[INFO] finished tweaking git repo https://github.com/IkezawaYuki/hello_world
[INFO] tweaked toml for git repo https://github.com/IkezawaYuki/hello_world written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/IkezawaYuki/hello_world on toolchain bca37a20bd376ce3fd138e7cdee7fe704e0f8814
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+bca37a20bd376ce3fd138e7cdee7fe704e0f8814" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/IkezawaYuki/hello_world already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+bca37a20bd376ce3fd138e7cdee7fe704e0f8814" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded futures-task v0.3.5
[INFO] [stderr]   Downloaded pin-project-lite v0.1.7
[INFO] [stderr]   Downloaded atomic-waker v1.0.0
[INFO] [stderr]   Downloaded gloo-timers v0.2.1
[INFO] [stderr]   Downloaded cache-padded v1.1.1
[INFO] [stderr]   Downloaded pin-project-internal v0.4.23
[INFO] [stderr]   Downloaded async-attributes v1.1.1
[INFO] [stderr]   Downloaded wasm-bindgen-backend v0.2.68
[INFO] [stderr]   Downloaded pin-project v0.4.23
[INFO] [stderr]   Downloaded async-global-executor v1.1.1
[INFO] [stderr]   Downloaded nb-connect v1.0.0
[INFO] [stderr]   Downloaded polling v1.1.0
[INFO] [stderr]   Downloaded vec-arena v1.0.0
[INFO] [stderr]   Downloaded event-listener v2.4.0
[INFO] [stderr]   Downloaded async-task v4.0.1
[INFO] [stderr]   Downloaded wepoll-sys-stjepang v1.0.8
[INFO] [stderr]   Downloaded async-io v1.1.2
[INFO] [stderr]   Downloaded futures-channel v0.3.5
[INFO] [stderr]   Downloaded futures-io v0.3.5
[INFO] [stderr]   Downloaded blocking v1.0.0
[INFO] [stderr]   Downloaded waker-fn v1.1.0
[INFO] [stderr]   Downloaded futures-lite v1.7.0
[INFO] [stderr]   Downloaded futures-executor v0.3.5
[INFO] [stderr]   Downloaded futures-core v0.3.5
[INFO] [stderr]   Downloaded async-std v1.6.4
[INFO] [stderr]   Downloaded async-channel v1.4.2
[INFO] [stderr]   Downloaded wasm-bindgen-shared v0.2.68
[INFO] [stderr]   Downloaded wasm-bindgen-macro-support v0.2.68
[INFO] [stderr]   Downloaded tokio v0.2.22
[INFO] [stderr]   Downloaded async-executor v1.3.0
[INFO] [stderr]   Downloaded cc v1.0.60
[INFO] [stderr]   Downloaded async-task v3.0.0
[INFO] [stderr]   Downloaded parking v2.0.0
[INFO] [stderr]   Downloaded wasm-bindgen-macro v0.2.68
[INFO] [stderr]   Downloaded wasm-bindgen v0.2.68
[INFO] [stderr]   Downloaded js-sys v0.3.45
[INFO] [stderr]   Downloaded web-sys v0.3.45
[INFO] [stderr]   Downloaded once_cell v1.4.1
[INFO] [stderr]   Downloaded async-trait v0.1.40
[INFO] [stderr]   Downloaded futures-macro v0.3.5
[INFO] [stderr]   Downloaded futures-sink v0.3.5
[INFO] [stderr]   Downloaded futures-util v0.3.5
[INFO] [stderr]   Downloaded concurrent-queue v1.2.2
[INFO] [stderr]   Downloaded fastrand v1.3.5
[INFO] [stderr]   Downloaded wasm-bindgen-futures v0.4.18
[INFO] [stderr]   Downloaded futures v0.3.5
[INFO] [stderr]   Downloaded proc-macro2 v1.0.21
[INFO] [stderr]   Downloaded async-mutex v1.3.0
[INFO] [stderr]   Downloaded proc-macro-hack v0.5.18
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+bca37a20bd376ce3fd138e7cdee7fe704e0f8814" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f3260b1d75108fb489db77d90a0786759f6e9126d8350006ead24a46c015ad5b
[INFO] running `Command { std: "docker" "start" "-a" "f3260b1d75108fb489db77d90a0786759f6e9126d8350006ead24a46c015ad5b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f3260b1d75108fb489db77d90a0786759f6e9126d8350006ead24a46c015ad5b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f3260b1d75108fb489db77d90a0786759f6e9126d8350006ead24a46c015ad5b", kill_on_drop: false }`
[INFO] [stdout] f3260b1d75108fb489db77d90a0786759f6e9126d8350006ead24a46c015ad5b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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" "RUSTDOCFLAGS=--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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+bca37a20bd376ce3fd138e7cdee7fe704e0f8814" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8ca1c4ce56b60668a0e219c98a1b9a28e2e136ce7103a431454d9709bd99a997
[INFO] running `Command { std: "docker" "start" "-a" "8ca1c4ce56b60668a0e219c98a1b9a28e2e136ce7103a431454d9709bd99a997", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.21
[INFO] [stderr]    Compiling syn v1.0.41
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]     Checking futures-core v0.3.5
[INFO] [stderr]     Checking futures-io v0.3.5
[INFO] [stderr]     Checking once_cell v1.4.1
[INFO] [stderr]    Compiling libc v0.2.77
[INFO] [stderr]     Checking cache-padded v1.1.1
[INFO] [stderr]     Checking pin-project-lite v0.1.7
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]     Checking concurrent-queue v1.2.2
[INFO] [stderr]     Checking waker-fn v1.1.0
[INFO] [stderr]    Compiling pin-project-internal v0.4.23
[INFO] [stderr]     Checking parking v2.0.0
[INFO] [stderr]     Checking fastrand v1.3.5
[INFO] [stderr]    Compiling proc-macro-nested v0.1.6
[INFO] [stderr]    Compiling proc-macro-hack v0.5.18
[INFO] [stderr]     Checking slab v0.4.2
[INFO] [stderr]     Checking futures-sink v0.3.5
[INFO] [stderr]     Checking futures-lite v1.7.0
[INFO] [stderr]     Checking vec-arena v1.0.0
[INFO] [stderr]     Checking event-listener v2.4.0
[INFO] [stderr]     Checking futures-channel v0.3.5
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]     Checking futures-task v0.3.5
[INFO] [stderr]     Checking async-task v4.0.1
[INFO] [stderr]     Checking async-channel v1.4.2
[INFO] [stderr]     Checking atomic-waker v1.0.0
[INFO] [stderr]     Checking async-mutex v1.3.0
[INFO] [stderr]     Checking kv-log-macro v1.0.7
[INFO] [stderr]     Checking bytes v0.5.6
[INFO] [stderr]     Checking async-task v3.0.0
[INFO] [stderr]     Checking nb-connect v1.0.0
[INFO] [stderr]     Checking polling v1.1.0
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking async-executor v1.3.0
[INFO] [stderr]     Checking async-io v1.1.2
[INFO] [stderr]     Checking blocking v1.0.0
[INFO] [stderr]     Checking async-global-executor v1.1.1
[INFO] [stderr]    Compiling futures-macro v0.3.5
[INFO] [stderr]    Compiling async-attributes v1.1.1
[INFO] [stderr]    Compiling tokio-macros v0.2.5
[INFO] [stderr]    Compiling async-trait v0.1.40
[INFO] [stderr]     Checking async-std v1.6.4
[INFO] [stderr]     Checking tokio v0.2.22
[INFO] [stderr]     Checking pin-project v0.4.23
[INFO] [stderr]     Checking futures-util v0.3.5
[INFO] [stderr]     Checking futures-executor v0.3.5
[INFO] [stderr]     Checking futures v0.3.5
[INFO] [stderr]     Checking hello_world v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait `AsyncTrait` is never used
[INFO] [stdout]  --> src/main.rs:4:7
[INFO] [stdout]   |
[INFO] [stdout] 4 | trait AsyncTrait{
[INFO] [stdout]   |       ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `AsyncTrait` is never used
[INFO] [stdout]  --> src/main.rs:4:7
[INFO] [stdout]   |
[INFO] [stdout] 4 | trait AsyncTrait{
[INFO] [stdout]   |       ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 20.01s
[INFO] running `Command { std: "docker" "inspect" "8ca1c4ce56b60668a0e219c98a1b9a28e2e136ce7103a431454d9709bd99a997", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8ca1c4ce56b60668a0e219c98a1b9a28e2e136ce7103a431454d9709bd99a997", kill_on_drop: false }`
[INFO] [stdout] 8ca1c4ce56b60668a0e219c98a1b9a28e2e136ce7103a431454d9709bd99a997
