[INFO] cloning repository https://github.com/pearcebasmanm/billion_row_challenge
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/pearcebasmanm/billion_row_challenge" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpearcebasmanm%2Fbillion_row_challenge", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpearcebasmanm%2Fbillion_row_challenge'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ed79c441e3250f7eca02eac1c8c7a4d43d7f3f7a
[INFO] checking pearcebasmanm/billion_row_challenge against try#a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d for pr-145342
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpearcebasmanm%2Fbillion_row_challenge" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/pearcebasmanm/billion_row_challenge
[INFO] finished tweaking git repo https://github.com/pearcebasmanm/billion_row_challenge
[INFO] tweaked toml for git repo https://github.com/pearcebasmanm/billion_row_challenge written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/pearcebasmanm/billion_row_challenge on toolchain a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/pearcebasmanm/billion_row_challenge 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" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "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-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 243ab98f7ecf69ccccfbfcdaaa9c99d3c3699cc0e90575caafb8a716e42e3b73
[INFO] running `Command { std: "docker" "start" "-a" "243ab98f7ecf69ccccfbfcdaaa9c99d3c3699cc0e90575caafb8a716e42e3b73", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "243ab98f7ecf69ccccfbfcdaaa9c99d3c3699cc0e90575caafb8a716e42e3b73", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "243ab98f7ecf69ccccfbfcdaaa9c99d3c3699cc0e90575caafb8a716e42e3b73", kill_on_drop: false }`
[INFO] [stdout] 243ab98f7ecf69ccccfbfcdaaa9c99d3c3699cc0e90575caafb8a716e42e3b73
[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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f1c7a4e4a995776ccfba1f5264392d7910c7f6bf326746ded0539cda57255d66
[INFO] running `Command { std: "docker" "start" "-a" "f1c7a4e4a995776ccfba1f5264392d7910c7f6bf326746ded0539cda57255d66", kill_on_drop: false }`
[INFO] [stderr]     Checking billion_row_challenge v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.11s
[INFO] running `Command { std: "docker" "inspect" "f1c7a4e4a995776ccfba1f5264392d7910c7f6bf326746ded0539cda57255d66", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f1c7a4e4a995776ccfba1f5264392d7910c7f6bf326746ded0539cda57255d66", kill_on_drop: false }`
[INFO] [stdout] f1c7a4e4a995776ccfba1f5264392d7910c7f6bf326746ded0539cda57255d66