[INFO] cloning repository https://github.com/paulkernfeld/logistic-regression-in-rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/paulkernfeld/logistic-regression-in-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpaulkernfeld%2Flogistic-regression-in-rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpaulkernfeld%2Flogistic-regression-in-rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] aaa67303c16e2e27d9c68dee784cff231d206b2a
[INFO] checking paulkernfeld/logistic-regression-in-rust against try#8330aa5198c56eb493d06cd9c4cc91d00d70e3b6 for pr-103872
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpaulkernfeld%2Flogistic-regression-in-rust" "/workspace/builds/worker-3/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/paulkernfeld/logistic-regression-in-rust on toolchain 8330aa5198c56eb493d06cd9c4cc91d00d70e3b6
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8330aa5198c56eb493d06cd9c4cc91d00d70e3b6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/paulkernfeld/logistic-regression-in-rust
[INFO] finished tweaking git repo https://github.com/paulkernfeld/logistic-regression-in-rust
[INFO] tweaked toml for git repo https://github.com/paulkernfeld/logistic-regression-in-rust written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/paulkernfeld/logistic-regression-in-rust already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8330aa5198c56eb493d06cd9c4cc91d00d70e3b6" "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-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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@sha256:83125433e4fff17b1ac56874832f668d9df75ee638575aca552b68e127bedee9" "/opt/rustwide/cargo-home/bin/cargo" "+8330aa5198c56eb493d06cd9c4cc91d00d70e3b6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c540b1e81a48d58d8a520889aea6420b3b0b8584c61206a6e60ee2cf4f88593c
[INFO] running `Command { std: "docker" "start" "-a" "c540b1e81a48d58d8a520889aea6420b3b0b8584c61206a6e60ee2cf4f88593c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c540b1e81a48d58d8a520889aea6420b3b0b8584c61206a6e60ee2cf4f88593c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c540b1e81a48d58d8a520889aea6420b3b0b8584c61206a6e60ee2cf4f88593c", kill_on_drop: false }`
[INFO] [stdout] c540b1e81a48d58d8a520889aea6420b3b0b8584c61206a6e60ee2cf4f88593c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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@sha256:83125433e4fff17b1ac56874832f668d9df75ee638575aca552b68e127bedee9" "/opt/rustwide/cargo-home/bin/cargo" "+8330aa5198c56eb493d06cd9c4cc91d00d70e3b6" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e1aa41b4086e35ccb36666717238288c3c4def6049193df2ae74b9f7a24c138a
[INFO] running `Command { std: "docker" "start" "-a" "e1aa41b4086e35ccb36666717238288c3c4def6049193df2ae74b9f7a24c138a", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[ERROR] error running command: no output for 300 seconds
[INFO] running `Command { std: "docker" "inspect" "e1aa41b4086e35ccb36666717238288c3c4def6049193df2ae74b9f7a24c138a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e1aa41b4086e35ccb36666717238288c3c4def6049193df2ae74b9f7a24c138a", kill_on_drop: false }`
[INFO] [stdout] e1aa41b4086e35ccb36666717238288c3c4def6049193df2ae74b9f7a24c138a