[INFO] cloning repository https://github.com/rust-secure-code/cargo-repro
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/rust-secure-code/cargo-repro" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frust-secure-code%2Fcargo-repro", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frust-secure-code%2Fcargo-repro'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b64a01cb4c7aac205f65d07fc9383b70145b87d2
[INFO] checking rust-secure-code/cargo-repro against try#b3e4dd99bf69ba41bc9bd7c11d27ddea7cb00ca4 for pr-102737
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frust-secure-code%2Fcargo-repro" "/workspace/builds/worker-6/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/rust-secure-code/cargo-repro on toolchain b3e4dd99bf69ba41bc9bd7c11d27ddea7cb00ca4
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b3e4dd99bf69ba41bc9bd7c11d27ddea7cb00ca4" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/rust-secure-code/cargo-repro
[INFO] finished tweaking git repo https://github.com/rust-secure-code/cargo-repro
[INFO] tweaked toml for git repo https://github.com/rust-secure-code/cargo-repro written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/rust-secure-code/cargo-repro already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b3e4dd99bf69ba41bc9bd7c11d27ddea7cb00ca4" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:3d1cd00eb6e6ea2a7969240779edeaeff35b24be85036c63b883ba933028a15f" "/opt/rustwide/cargo-home/bin/cargo" "+b3e4dd99bf69ba41bc9bd7c11d27ddea7cb00ca4" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c7d49c19cdaf1addd2e1c60b33b06c25ca9333f1c823e02203e0b52f1df5d9d7
[INFO] running `Command { std: "docker" "start" "-a" "c7d49c19cdaf1addd2e1c60b33b06c25ca9333f1c823e02203e0b52f1df5d9d7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c7d49c19cdaf1addd2e1c60b33b06c25ca9333f1c823e02203e0b52f1df5d9d7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c7d49c19cdaf1addd2e1c60b33b06c25ca9333f1c823e02203e0b52f1df5d9d7", kill_on_drop: false }`
[INFO] [stdout] c7d49c19cdaf1addd2e1c60b33b06c25ca9333f1c823e02203e0b52f1df5d9d7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:3d1cd00eb6e6ea2a7969240779edeaeff35b24be85036c63b883ba933028a15f" "/opt/rustwide/cargo-home/bin/cargo" "+b3e4dd99bf69ba41bc9bd7c11d27ddea7cb00ca4" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f04c48033d68834401c5b91812ee422070b592ed8ff091246103b13a6379a482
[INFO] running `Command { std: "docker" "start" "-a" "f04c48033d68834401c5b91812ee422070b592ed8ff091246103b13a6379a482", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking cargo-repro v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.17s
[INFO] running `Command { std: "docker" "inspect" "f04c48033d68834401c5b91812ee422070b592ed8ff091246103b13a6379a482", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f04c48033d68834401c5b91812ee422070b592ed8ff091246103b13a6379a482", kill_on_drop: false }`
[INFO] [stdout] f04c48033d68834401c5b91812ee422070b592ed8ff091246103b13a6379a482