[INFO] cloning repository https://github.com/elpinal/tutor-ml-modules
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/elpinal/tutor-ml-modules" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Felpinal%2Ftutor-ml-modules", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Felpinal%2Ftutor-ml-modules'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f2d3bd8f4d426f31818e4c8bccdbf7c1a5c62ea6
[INFO] checking elpinal/tutor-ml-modules against master#1f12b9b0fdbe735968ac002792a720f0ba4faca6 for crater-rollup-uwu
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Felpinal%2Ftutor-ml-modules" "/workspace/builds/worker-1-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/elpinal/tutor-ml-modules on toolchain 1f12b9b0fdbe735968ac002792a720f0ba4faca6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/elpinal/tutor-ml-modules
[INFO] finished tweaking git repo https://github.com/elpinal/tutor-ml-modules
[INFO] tweaked toml for git repo https://github.com/elpinal/tutor-ml-modules written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/elpinal/tutor-ml-modules 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" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating git repository `https://github.com/kevinmehall/rust-peg`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded beef v0.5.0
[INFO] [stderr]   Downloaded logos v0.12.0
[INFO] [stderr]   Downloaded logos-derive v0.12.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b7fb8a97142cda4069fc513f125305dbe9b914a631f7fc287984b02fbb518df4
[INFO] running `Command { std: "docker" "start" "-a" "b7fb8a97142cda4069fc513f125305dbe9b914a631f7fc287984b02fbb518df4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b7fb8a97142cda4069fc513f125305dbe9b914a631f7fc287984b02fbb518df4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b7fb8a97142cda4069fc513f125305dbe9b914a631f7fc287984b02fbb518df4", kill_on_drop: false }`
[INFO] [stdout] b7fb8a97142cda4069fc513f125305dbe9b914a631f7fc287984b02fbb518df4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a3cb2e50d552e2b7ac6eddb9a8b98a800c37254c5e3e9d53c687fd1dd98e7ce9
[INFO] running `Command { std: "docker" "start" "-a" "a3cb2e50d552e2b7ac6eddb9a8b98a800c37254c5e3e9d53c687fd1dd98e7ce9", kill_on_drop: false }`
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling syn v1.0.65
[INFO] [stderr]    Compiling peg-runtime v0.6.3 (https://github.com/kevinmehall/rust-peg?rev=7d03e42621b3be40e79306fa34ae9d406aa85965#7d03e426)
[INFO] [stderr]    Compiling utf8-ranges v1.0.4
[INFO] [stderr]    Compiling anyhow v1.0.40
[INFO] [stderr]    Compiling regex-syntax v0.6.23
[INFO] [stderr]    Compiling beef v0.5.0
[INFO] [stderr]    Compiling peg-macros v0.6.3 (https://github.com/kevinmehall/rust-peg?rev=7d03e42621b3be40e79306fa34ae9d406aa85965#7d03e426)
[INFO] [stderr]     Checking peg v0.6.3 (https://github.com/kevinmehall/rust-peg?rev=7d03e42621b3be40e79306fa34ae9d406aa85965#7d03e426)
[INFO] [stderr]    Compiling thiserror-impl v1.0.24
[INFO] [stderr]    Compiling logos-derive v0.12.0
[INFO] [stderr]     Checking thiserror v1.0.24
[INFO] [stderr]     Checking logos v0.12.0
[INFO] [stderr]     Checking tutor-ml-modules v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.87s
[INFO] running `Command { std: "docker" "inspect" "a3cb2e50d552e2b7ac6eddb9a8b98a800c37254c5e3e9d53c687fd1dd98e7ce9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a3cb2e50d552e2b7ac6eddb9a8b98a800c37254c5e3e9d53c687fd1dd98e7ce9", kill_on_drop: false }`
[INFO] [stdout] a3cb2e50d552e2b7ac6eddb9a8b98a800c37254c5e3e9d53c687fd1dd98e7ce9