[INFO] cloning repository https://github.com/SkamDart/echo
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/SkamDart/echo" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSkamDart%2Fecho", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSkamDart%2Fecho'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 4522c6096ca25f1246025aa6065f6b1824934810
[INFO] checking SkamDart/echo against master#dfd7b8d03fb93d0e03147d28b3be6d93260fa94d for pr-87050
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSkamDart%2Fecho" "/workspace/builds/worker-12/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-12/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/SkamDart/echo on toolchain dfd7b8d03fb93d0e03147d28b3be6d93260fa94d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/SkamDart/echo
[INFO] finished tweaking git repo https://github.com/SkamDart/echo
[INFO] tweaked toml for git repo https://github.com/SkamDart/echo written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] crate git repo https://github.com/SkamDart/echo already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "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-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 161b5f121c3bfc969cc752896b8ae21ee105c271dc3092bbda6d90f1baf252fd
[INFO] running `Command { std: "docker" "start" "-a" "161b5f121c3bfc969cc752896b8ae21ee105c271dc3092bbda6d90f1baf252fd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "161b5f121c3bfc969cc752896b8ae21ee105c271dc3092bbda6d90f1baf252fd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "161b5f121c3bfc969cc752896b8ae21ee105c271dc3092bbda6d90f1baf252fd", kill_on_drop: false }`
[INFO] [stdout] 161b5f121c3bfc969cc752896b8ae21ee105c271dc3092bbda6d90f1baf252fd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2b6c8758ac767aa039362a8b574929ec4b94c8e4c01d7e7058155abc584b2f02
[INFO] running `Command { std: "docker" "start" "-a" "2b6c8758ac767aa039362a8b574929ec4b94c8e4c01d7e7058155abc584b2f02", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.6
[INFO] [stderr]    Compiling syn v1.0.9
[INFO] [stderr]     Checking bytes v0.5.2
[INFO] [stderr]     Checking pin-project-lite v0.1.1
[INFO] [stderr]     Checking net2 v0.2.33
[INFO] [stderr]     Checking signal-hook-registry v1.2.0
[INFO] [stderr]     Checking mio v0.6.21
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]     Checking mio-uds v0.6.7
[INFO] [stderr]    Compiling tokio-macros v0.2.0
[INFO] [stderr]     Checking tokio v0.2.1
[INFO] [stderr]     Checking echo v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 14.23s
[INFO] running `Command { std: "docker" "inspect" "2b6c8758ac767aa039362a8b574929ec4b94c8e4c01d7e7058155abc584b2f02", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2b6c8758ac767aa039362a8b574929ec4b94c8e4c01d7e7058155abc584b2f02", kill_on_drop: false }`
[INFO] [stdout] 2b6c8758ac767aa039362a8b574929ec4b94c8e4c01d7e7058155abc584b2f02