[INFO] cloning repository https://github.com/zoosky/rust_error_handling
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/zoosky/rust_error_handling" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzoosky%2Frust_error_handling", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzoosky%2Frust_error_handling'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] a333c8fdf5d97b39ac411ab321d7f463bc15adee
[INFO] checking zoosky/rust_error_handling against master#18a029cfe8e761533634bda8fe8a14e30280a21b for pr-139646
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzoosky%2Frust_error_handling" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/zoosky/rust_error_handling on toolchain 18a029cfe8e761533634bda8fe8a14e30280a21b
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+18a029cfe8e761533634bda8fe8a14e30280a21b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/zoosky/rust_error_handling
[INFO] finished tweaking git repo https://github.com/zoosky/rust_error_handling
[INFO] tweaked toml for git repo https://github.com/zoosky/rust_error_handling written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/zoosky/rust_error_handling 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" "+18a029cfe8e761533634bda8fe8a14e30280a21b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:b0b074c097205a61b89e8ad263052f976b2b332c4dc5f02aef1fe52501660d6e" "/opt/rustwide/cargo-home/bin/cargo" "+18a029cfe8e761533634bda8fe8a14e30280a21b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9c216808810c8e697f808c507db51c24a3e0a7cd35194479db5c7b17478818d3
[INFO] running `Command { std: "docker" "start" "-a" "9c216808810c8e697f808c507db51c24a3e0a7cd35194479db5c7b17478818d3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9c216808810c8e697f808c507db51c24a3e0a7cd35194479db5c7b17478818d3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9c216808810c8e697f808c507db51c24a3e0a7cd35194479db5c7b17478818d3", kill_on_drop: false }`
[INFO] [stdout] 9c216808810c8e697f808c507db51c24a3e0a7cd35194479db5c7b17478818d3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:b0b074c097205a61b89e8ad263052f976b2b332c4dc5f02aef1fe52501660d6e" "/opt/rustwide/cargo-home/bin/cargo" "+18a029cfe8e761533634bda8fe8a14e30280a21b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1af8c92ea0f1c1c3d750c476da82b84b743da97ebf2555ee79b0026f33c94745
[INFO] running `Command { std: "docker" "start" "-a" "1af8c92ea0f1c1c3d750c476da82b84b743da97ebf2555ee79b0026f33c94745", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.93
[INFO] [stderr]    Compiling unicode-ident v1.0.16
[INFO] [stderr]    Compiling serde v1.0.217
[INFO] [stderr]    Compiling serde_json v1.0.138
[INFO] [stderr]     Checking ryu v1.0.19
[INFO] [stderr]     Checking itoa v1.0.14
[INFO] [stderr]     Checking memchr v2.7.4
[INFO] [stderr]    Compiling quote v1.0.38
[INFO] [stderr]    Compiling syn v2.0.98
[INFO] [stderr]    Compiling serde_derive v1.0.217
[INFO] [stderr]     Checking rust_error_handling v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 8.50s
[INFO] running `Command { std: "docker" "inspect" "1af8c92ea0f1c1c3d750c476da82b84b743da97ebf2555ee79b0026f33c94745", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1af8c92ea0f1c1c3d750c476da82b84b743da97ebf2555ee79b0026f33c94745", kill_on_drop: false }`
[INFO] [stdout] 1af8c92ea0f1c1c3d750c476da82b84b743da97ebf2555ee79b0026f33c94745