[INFO] cloning repository https://github.com/fmckeogh/rust_stack_repro
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/fmckeogh/rust_stack_repro" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffmckeogh%2Frust_stack_repro", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffmckeogh%2Frust_stack_repro'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] a25968801e3a57dd6312928b561b913cdfd4e97c
[INFO] checking fmckeogh/rust_stack_repro against try#15e8bc6907ab2b3623cb52acc726f4787458df64 for pr-141352
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffmckeogh%2Frust_stack_repro" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'...
[INFO] [stderr] done.
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[INFO] validating manifest of git repo https://github.com/fmckeogh/rust_stack_repro on toolchain 15e8bc6907ab2b3623cb52acc726f4787458df64
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+15e8bc6907ab2b3623cb52acc726f4787458df64" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/fmckeogh/rust_stack_repro
[INFO] finished tweaking git repo https://github.com/fmckeogh/rust_stack_repro
[INFO] tweaked toml for git repo https://github.com/fmckeogh/rust_stack_repro written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/fmckeogh/rust_stack_repro 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" "+15e8bc6907ab2b3623cb52acc726f4787458df64" "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-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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:eea15d5475069c3ef791f10c2c6b5af2ee421ef2da1e680ecce1cba46243983b" "/opt/rustwide/cargo-home/bin/cargo" "+15e8bc6907ab2b3623cb52acc726f4787458df64" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e886a9e8d1f752be618272e79ed1bb9b99f47aa3b2c1eaf9364c876544761466
[INFO] running `Command { std: "docker" "start" "-a" "e886a9e8d1f752be618272e79ed1bb9b99f47aa3b2c1eaf9364c876544761466", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e886a9e8d1f752be618272e79ed1bb9b99f47aa3b2c1eaf9364c876544761466", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e886a9e8d1f752be618272e79ed1bb9b99f47aa3b2c1eaf9364c876544761466", kill_on_drop: false }`
[INFO] [stdout] e886a9e8d1f752be618272e79ed1bb9b99f47aa3b2c1eaf9364c876544761466
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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:eea15d5475069c3ef791f10c2c6b5af2ee421ef2da1e680ecce1cba46243983b" "/opt/rustwide/cargo-home/bin/cargo" "+15e8bc6907ab2b3623cb52acc726f4787458df64" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e2102ccd837e5fbc17df9ae8e33b80b2233b3ae097b28a5bd37833cc1730f365
[INFO] running `Command { std: "docker" "start" "-a" "e2102ccd837e5fbc17df9ae8e33b80b2233b3ae097b28a5bd37833cc1730f365", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e2102ccd837e5fbc17df9ae8e33b80b2233b3ae097b28a5bd37833cc1730f365", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e2102ccd837e5fbc17df9ae8e33b80b2233b3ae097b28a5bd37833cc1730f365", kill_on_drop: false }`
[INFO] [stdout] e2102ccd837e5fbc17df9ae8e33b80b2233b3ae097b28a5bd37833cc1730f365