[INFO] cloning repository https://github.com/PurpleMyst/1brc.rs [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/PurpleMyst/1brc.rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FPurpleMyst%2F1brc.rs", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FPurpleMyst%2F1brc.rs'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 1e2ddf25eb59b645060efa00749d437aa51d7c3a [INFO] checking PurpleMyst/1brc.rs against master#385fa9d845dd326c6bbfd58c22244215e431948a for never-type-fallback-to-never [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FPurpleMyst%2F1brc.rs" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/PurpleMyst/1brc.rs on toolchain 385fa9d845dd326c6bbfd58c22244215e431948a [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/PurpleMyst/1brc.rs [INFO] finished tweaking git repo https://github.com/PurpleMyst/1brc.rs [INFO] tweaked toml for git repo https://github.com/PurpleMyst/1brc.rs written to /workspace/builds/worker-7-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/PurpleMyst/1brc.rs 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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded eyre v0.6.11 [INFO] [stderr] Downloaded color-spantrace v0.2.1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] b40c2b584cd5455b5a4060d186ebf2957c50d3e0b69fc364ff945479909d293f [INFO] running `Command { std: "docker" "start" "-a" "b40c2b584cd5455b5a4060d186ebf2957c50d3e0b69fc364ff945479909d293f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "b40c2b584cd5455b5a4060d186ebf2957c50d3e0b69fc364ff945479909d293f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b40c2b584cd5455b5a4060d186ebf2957c50d3e0b69fc364ff945479909d293f", kill_on_drop: false }` [INFO] [stdout] b40c2b584cd5455b5a4060d186ebf2957c50d3e0b69fc364ff945479909d293f [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 1a8ca544b76a1f5366f44eeaa604b773b53fdc411c58cd890cfd7a8c01acf45d [INFO] running `Command { std: "docker" "start" "-a" "1a8ca544b76a1f5366f44eeaa604b773b53fdc411c58cd890cfd7a8c01acf45d", kill_on_drop: false }` [INFO] [stderr] Compiling crossbeam-utils v0.8.18 [INFO] [stderr] Compiling libc v0.2.151 [INFO] [stderr] Compiling num-traits v0.2.17 [INFO] [stderr] Checking tracing v0.1.40 [INFO] [stderr] Checking tracing-subscriber v0.3.18 [INFO] [stderr] Checking getrandom v0.2.11 [INFO] [stderr] Compiling portable-atomic v1.6.0 [INFO] [stderr] Compiling eyre v0.6.11 [INFO] [stderr] Checking gimli v0.28.1 [INFO] [stderr] Checking rand_core v0.6.4 [INFO] [stderr] Checking miniz_oxide v0.7.1 [INFO] [stderr] Checking rand_chacha v0.3.1 [INFO] [stderr] Checking object v0.32.2 [INFO] [stderr] Checking owo-colors v3.5.0 [INFO] [stderr] Checking rustc-demangle v0.1.23 [INFO] [stderr] Checking regex-automata v0.4.3 [INFO] [stderr] Checking crossbeam-epoch v0.9.17 [INFO] [stderr] Checking crossbeam-deque v0.8.4 [INFO] [stderr] Checking tracing-error v0.2.0 [INFO] [stderr] Checking console v0.15.7 [INFO] [stderr] Checking rayon-core v1.12.0 [INFO] [stderr] Compiling cc v1.0.83 [INFO] [stderr] Checking color-spantrace v0.2.1 [INFO] [stderr] Checking rand v0.8.5 [INFO] [stderr] Checking rayon v1.8.0 [INFO] [stderr] Checking rand_distr v0.4.3 [INFO] [stderr] Compiling backtrace v0.3.69 [INFO] [stderr] Checking regex v1.10.2 [INFO] [stderr] Checking addr2line v0.21.0 [INFO] [stderr] Checking color-eyre v0.6.2 [INFO] [stderr] Checking indicatif v0.17.7 [INFO] [stderr] Checking onebillionrowchallenge_rs v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 18.24s [INFO] running `Command { std: "docker" "inspect" "1a8ca544b76a1f5366f44eeaa604b773b53fdc411c58cd890cfd7a8c01acf45d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1a8ca544b76a1f5366f44eeaa604b773b53fdc411c58cd890cfd7a8c01acf45d", kill_on_drop: false }` [INFO] [stdout] 1a8ca544b76a1f5366f44eeaa604b773b53fdc411c58cd890cfd7a8c01acf45d [INFO] checking PurpleMyst/1brc.rs against try#2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2 for never-type-fallback-to-never [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FPurpleMyst%2F1brc.rs" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/PurpleMyst/1brc.rs on toolchain 2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/PurpleMyst/1brc.rs [INFO] finished tweaking git repo https://github.com/PurpleMyst/1brc.rs [INFO] tweaked toml for git repo https://github.com/PurpleMyst/1brc.rs written to /workspace/builds/worker-7-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/PurpleMyst/1brc.rs 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" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] db52e43165069ba69425016feb78e93e50bd323dc371368e0934f5d947a2b5a1 [INFO] running `Command { std: "docker" "start" "-a" "db52e43165069ba69425016feb78e93e50bd323dc371368e0934f5d947a2b5a1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "db52e43165069ba69425016feb78e93e50bd323dc371368e0934f5d947a2b5a1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "db52e43165069ba69425016feb78e93e50bd323dc371368e0934f5d947a2b5a1", kill_on_drop: false }` [INFO] [stdout] db52e43165069ba69425016feb78e93e50bd323dc371368e0934f5d947a2b5a1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 313966dbb000aa29b47d324745b3edcf641266f97b84aa30d2454f166579ac04 [INFO] running `Command { std: "docker" "start" "-a" "313966dbb000aa29b47d324745b3edcf641266f97b84aa30d2454f166579ac04", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.151 [INFO] [stderr] Compiling crossbeam-utils v0.8.18 [INFO] [stderr] Checking getrandom v0.2.11 [INFO] [stderr] Compiling num-traits v0.2.17 [INFO] [stderr] Checking tracing v0.1.40 [INFO] [stderr] Checking tracing-subscriber v0.3.18 [INFO] [stderr] Checking gimli v0.28.1 [INFO] [stderr] Compiling portable-atomic v1.6.0 [INFO] [stderr] Compiling eyre v0.6.11 [INFO] [stderr] Checking rand_core v0.6.4 [INFO] [stderr] Checking rand_chacha v0.3.1 [INFO] [stderr] Checking miniz_oxide v0.7.1 [INFO] [stderr] Checking object v0.32.2 [INFO] [stderr] Checking rustc-demangle v0.1.23 [INFO] [stderr] Checking owo-colors v3.5.0 [INFO] [stderr] Checking regex-automata v0.4.3 [INFO] [stderr] Checking crossbeam-epoch v0.9.17 [INFO] [stderr] Checking console v0.15.7 [INFO] [stderr] Checking crossbeam-deque v0.8.4 [INFO] [stderr] Checking tracing-error v0.2.0 [INFO] [stderr] Compiling cc v1.0.83 [INFO] [stderr] Checking rayon-core v1.12.0 [INFO] [stderr] Checking color-spantrace v0.2.1 [INFO] [stderr] Checking rand v0.8.5 [INFO] [stderr] Checking rayon v1.8.0 [INFO] [stderr] Checking rand_distr v0.4.3 [INFO] [stderr] Compiling backtrace v0.3.69 [INFO] [stderr] Checking addr2line v0.21.0 [INFO] [stderr] Checking regex v1.10.2 [INFO] [stderr] Checking color-eyre v0.6.2 [INFO] [stderr] Checking indicatif v0.17.7 [INFO] [stderr] Checking onebillionrowchallenge_rs v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 19.30s [INFO] running `Command { std: "docker" "inspect" "313966dbb000aa29b47d324745b3edcf641266f97b84aa30d2454f166579ac04", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "313966dbb000aa29b47d324745b3edcf641266f97b84aa30d2454f166579ac04", kill_on_drop: false }` [INFO] [stdout] 313966dbb000aa29b47d324745b3edcf641266f97b84aa30d2454f166579ac04