[INFO] cloning repository https://github.com/tumdum/1brc
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/tumdum/1brc" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftumdum%2F1brc", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftumdum%2F1brc'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 9472bf40aa5f98c6765bdea2c4bcc3aed457ac42
[INFO] checking tumdum/1brc against try#e117153a45c546e883c1f91d82611775fcaeffe0 for pr-146470
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftumdum%2F1brc" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/tumdum/1brc
[INFO] finished tweaking git repo https://github.com/tumdum/1brc
[INFO] tweaked toml for git repo https://github.com/tumdum/1brc written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/tumdum/1brc on toolchain e117153a45c546e883c1f91d82611775fcaeffe0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+e117153a45c546e883c1f91d82611775fcaeffe0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/tumdum/1brc 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" "+e117153a45c546e883c1f91d82611775fcaeffe0" "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-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+e117153a45c546e883c1f91d82611775fcaeffe0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 871d71fe474b54b4964747ee102770e326022f50cde56bace3a314260e1adca8
[INFO] running `Command { std: "docker" "start" "-a" "871d71fe474b54b4964747ee102770e326022f50cde56bace3a314260e1adca8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "871d71fe474b54b4964747ee102770e326022f50cde56bace3a314260e1adca8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "871d71fe474b54b4964747ee102770e326022f50cde56bace3a314260e1adca8", kill_on_drop: false }`
[INFO] [stdout] 871d71fe474b54b4964747ee102770e326022f50cde56bace3a314260e1adca8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+e117153a45c546e883c1f91d82611775fcaeffe0" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 475a77b90f7711c2d14bd708c1967fad6a5ae62a1d59dc390f173a84344ce86b
[INFO] running `Command { std: "docker" "start" "-a" "475a77b90f7711c2d14bd708c1967fad6a5ae62a1d59dc390f173a84344ce86b", kill_on_drop: false }`
[INFO] [stderr]    Compiling crossbeam-utils v0.8.18
[INFO] [stderr]    Compiling rayon-core v1.12.0
[INFO] [stderr]     Checking regex-automata v0.4.3
[INFO] [stderr]     Checking either v1.9.0
[INFO] [stderr]     Checking fast-float v0.2.0
[INFO] [stderr]     Checking smol_str v0.2.0
[INFO] [stderr]     Checking memmap v0.7.0
[INFO] [stderr]     Checking crossbeam-epoch v0.9.17
[INFO] [stderr]     Checking crossbeam-deque v0.8.4
[INFO] [stderr]     Checking bstr v1.9.0
[INFO] [stderr]     Checking rayon v1.8.0
[INFO] [stderr]     Checking one-billion-row-challenge v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: usage of an `unsafe` block
[INFO] [stdout]   --> src/1brc.rs:77:16
[INFO] [stdout]    |
[INFO] [stdout] 77 |     let mmap = unsafe { MmapOptions::new().map(&file).unwrap() };
[INFO] [stdout]    |                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: requested on the command line with `-W unsafe-code`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: usage of an `unsafe` block
[INFO] [stdout]   --> src/1brc.rs:77:16
[INFO] [stdout]    |
[INFO] [stdout] 77 |     let mmap = unsafe { MmapOptions::new().map(&file).unwrap() };
[INFO] [stdout]    |                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: requested on the command line with `-W unsafe-code`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.44s
[INFO] running `Command { std: "docker" "inspect" "475a77b90f7711c2d14bd708c1967fad6a5ae62a1d59dc390f173a84344ce86b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "475a77b90f7711c2d14bd708c1967fad6a5ae62a1d59dc390f173a84344ce86b", kill_on_drop: false }`
[INFO] [stdout] 475a77b90f7711c2d14bd708c1967fad6a5ae62a1d59dc390f173a84344ce86b
