[INFO] cloning repository https://github.com/Js2Go/rust_programming_lang_code
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Js2Go/rust_programming_lang_code" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJs2Go%2Frust_programming_lang_code", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJs2Go%2Frust_programming_lang_code'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f593f3c2029fb3848f16910ed513cd0e9bc37f1a
[INFO] checking Js2Go/rust_programming_lang_code against master#df20355fa9fa5e9fb89be4e4bfee8a643bb7a23e for pr-95474
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJs2Go%2Frust_programming_lang_code" "/workspace/builds/worker-17/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-17/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Js2Go/rust_programming_lang_code on toolchain df20355fa9fa5e9fb89be4e4bfee8a643bb7a23e
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+df20355fa9fa5e9fb89be4e4bfee8a643bb7a23e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Js2Go/rust_programming_lang_code
[INFO] finished tweaking git repo https://github.com/Js2Go/rust_programming_lang_code
[INFO] tweaked toml for git repo https://github.com/Js2Go/rust_programming_lang_code written to /workspace/builds/worker-17/source/Cargo.toml
[INFO] crate git repo https://github.com/Js2Go/rust_programming_lang_code already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+df20355fa9fa5e9fb89be4e4bfee8a643bb7a23e" "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-17/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-17/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+df20355fa9fa5e9fb89be4e4bfee8a643bb7a23e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 538affb189b2675f0a9bd599519eb045e39bcebfed1772670a0b26a1876d696c
[INFO] running `Command { std: "docker" "start" "-a" "538affb189b2675f0a9bd599519eb045e39bcebfed1772670a0b26a1876d696c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "538affb189b2675f0a9bd599519eb045e39bcebfed1772670a0b26a1876d696c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "538affb189b2675f0a9bd599519eb045e39bcebfed1772670a0b26a1876d696c", kill_on_drop: false }`
[INFO] [stdout] 538affb189b2675f0a9bd599519eb045e39bcebfed1772670a0b26a1876d696c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-17/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-17/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+df20355fa9fa5e9fb89be4e4bfee8a643bb7a23e" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 816a0508bbb74f9c43e2d786409aa341b9f7c8ca86d5ebc1bd0ee942bac0332f
[INFO] running `Command { std: "docker" "start" "-a" "816a0508bbb74f9c43e2d786409aa341b9f7c8ca86d5ebc1bd0ee942bac0332f", kill_on_drop: false }`
[INFO] [stderr]     Checking rust_program_lang v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.28s
[INFO] running `Command { std: "docker" "inspect" "816a0508bbb74f9c43e2d786409aa341b9f7c8ca86d5ebc1bd0ee942bac0332f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "816a0508bbb74f9c43e2d786409aa341b9f7c8ca86d5ebc1bd0ee942bac0332f", kill_on_drop: false }`
[INFO] [stdout] 816a0508bbb74f9c43e2d786409aa341b9f7c8ca86d5ebc1bd0ee942bac0332f