[INFO] cloning repository https://github.com/YannisDoublet/Tokio_rust_tutorial
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/YannisDoublet/Tokio_rust_tutorial" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FYannisDoublet%2FTokio_rust_tutorial", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FYannisDoublet%2FTokio_rust_tutorial'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] cf9947abce54b00af85785663fb0e127f82e0840
[INFO] checking YannisDoublet/Tokio_rust_tutorial against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FYannisDoublet%2FTokio_rust_tutorial" "/workspace/builds/worker-5-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/YannisDoublet/Tokio_rust_tutorial on toolchain ceab6128fa48a616bfd3e3adf4bc80133b8ee223
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/YannisDoublet/Tokio_rust_tutorial
[INFO] finished tweaking git repo https://github.com/YannisDoublet/Tokio_rust_tutorial
[INFO] tweaked toml for git repo https://github.com/YannisDoublet/Tokio_rust_tutorial written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/YannisDoublet/Tokio_rust_tutorial 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" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 44006e95d78f9897fedb0d4906438986db790535a28d6d6ab21c2218af2713f7
[INFO] running `Command { std: "docker" "start" "-a" "44006e95d78f9897fedb0d4906438986db790535a28d6d6ab21c2218af2713f7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "44006e95d78f9897fedb0d4906438986db790535a28d6d6ab21c2218af2713f7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "44006e95d78f9897fedb0d4906438986db790535a28d6d6ab21c2218af2713f7", kill_on_drop: false }`
[INFO] [stdout] 44006e95d78f9897fedb0d4906438986db790535a28d6d6ab21c2218af2713f7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d83cb585a5e39bf3a15b70be8d90440880bbf25ff4f4cef830ee953732072de7
[INFO] running `Command { std: "docker" "start" "-a" "d83cb585a5e39bf3a15b70be8d90440880bbf25ff4f4cef830ee953732072de7", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.99
[INFO] [stderr]     Checking tracing-core v0.1.29
[INFO] [stderr]    Compiling lock_api v0.4.8
[INFO] [stderr]     Checking parking_lot_core v0.9.3
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling tokio v1.21.0
[INFO] [stderr]    Compiling serde_json v1.0.85
[INFO] [stderr]    Compiling heck v0.3.3
[INFO] [stderr]     Checking num-integer v0.1.45
[INFO] [stderr]     Checking mio v0.8.4
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking signal-hook-registry v1.4.0
[INFO] [stderr]     Checking tracing-serde v0.1.3
[INFO] [stderr]     Checking parking_lot v0.12.1
[INFO] [stderr]     Checking clap v2.34.0
[INFO] [stderr]     Checking tracing-log v0.1.3
[INFO] [stderr]     Checking chrono v0.4.22
[INFO] [stderr]     Checking matchers v0.0.1
[INFO] [stderr]     Checking thread_local v1.1.4
[INFO] [stderr]     Checking atoi v0.3.3
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling tracing-attributes v0.1.22
[INFO] [stderr]    Compiling tokio-macros v1.8.0
[INFO] [stderr]    Compiling pin-project-internal v1.0.12
[INFO] [stderr]    Compiling async-stream-impl v0.3.3
[INFO] [stderr]    Compiling structopt-derive v0.4.18
[INFO] [stderr]     Checking async-stream v0.3.3
[INFO] [stderr]     Checking pin-project v1.0.12
[INFO] [stderr]     Checking tracing v0.1.36
[INFO] [stderr]     Checking structopt v0.3.26
[INFO] [stderr]     Checking tracing-futures v0.2.5
[INFO] [stderr]     Checking tracing-subscriber v0.2.25
[INFO] [stderr]     Checking tokio-stream v0.1.9
[INFO] [stderr]     Checking mini-redis v0.4.1
[INFO] [stderr]     Checking my-redis v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 11.55s
[INFO] running `Command { std: "docker" "inspect" "d83cb585a5e39bf3a15b70be8d90440880bbf25ff4f4cef830ee953732072de7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d83cb585a5e39bf3a15b70be8d90440880bbf25ff4f4cef830ee953732072de7", kill_on_drop: false }`
[INFO] [stdout] d83cb585a5e39bf3a15b70be8d90440880bbf25ff4f4cef830ee953732072de7