[INFO] cloning repository https://github.com/DeShuiYu/onebrc-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/DeShuiYu/onebrc-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDeShuiYu%2Fonebrc-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDeShuiYu%2Fonebrc-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b1477565e75b146d00c4f7dfbd9fa2ce6d1d5472
[INFO] building DeShuiYu/onebrc-rs/b1477565e75b146d00c4f7dfbd9fa2ce6d1d5472 against master#eb171a227f9e5de5d376b6edb56b174bc8235fb3 for pr-149937
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDeShuiYu%2Fonebrc-rs" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/DeShuiYu/onebrc-rs
[INFO] finished tweaking git repo https://github.com/DeShuiYu/onebrc-rs
[INFO] tweaked toml for git repo https://github.com/DeShuiYu/onebrc-rs written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/DeShuiYu/onebrc-rs on toolchain eb171a227f9e5de5d376b6edb56b174bc8235fb3
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+eb171a227f9e5de5d376b6edb56b174bc8235fb3" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/DeShuiYu/onebrc-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" "+eb171a227f9e5de5d376b6edb56b174bc8235fb3" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Updating git repository `https://github.com/djc/hashlink`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded foldhash v0.2.0
[INFO] [stderr]   Downloaded fast-float v0.2.0
[INFO] [stderr]   Downloaded chacha20 v0.10.0-rc.2
[INFO] [stderr]   Downloaded rand_distr v0.6.0-rc.0
[INFO] [stderr]   Downloaded rand v0.10.0-rc.0
[INFO] [stderr]   Downloaded syn v2.0.108
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+eb171a227f9e5de5d376b6edb56b174bc8235fb3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] fa4095f41f7d6aef5eb2c0c87be0405d6d8a705304373955bfbd441470a572c7
[INFO] running `Command { std: "docker" "start" "-a" "fa4095f41f7d6aef5eb2c0c87be0405d6d8a705304373955bfbd441470a572c7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fa4095f41f7d6aef5eb2c0c87be0405d6d8a705304373955bfbd441470a572c7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fa4095f41f7d6aef5eb2c0c87be0405d6d8a705304373955bfbd441470a572c7", kill_on_drop: false }`
[INFO] [stdout] fa4095f41f7d6aef5eb2c0c87be0405d6d8a705304373955bfbd441470a572c7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+eb171a227f9e5de5d376b6edb56b174bc8235fb3" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 06c16be2aefe16656a6b7b6a89514f707f202485fe4352f9591db870394de03f
[INFO] running `Command { std: "docker" "start" "-a" "06c16be2aefe16656a6b7b6a89514f707f202485fe4352f9591db870394de03f", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.177
[INFO] [stderr]    Compiling cfg-if v1.0.4
[INFO] [stderr]    Compiling getrandom v0.3.4
[INFO] [stderr]    Compiling proc-macro2 v1.0.103
[INFO] [stderr]    Compiling crossbeam-utils v0.8.21
[INFO] [stderr]    Compiling quote v1.0.41
[INFO] [stderr]    Compiling unicode-ident v1.0.22
[INFO] [stderr]    Compiling libm v0.2.15
[INFO] [stderr]    Compiling autocfg v1.5.0
[INFO] [stderr]    Compiling parking_lot_core v0.9.12
[INFO] [stderr]    Compiling smallvec v1.15.1
[INFO] [stderr]    Compiling lock_api v0.4.14
[INFO] [stderr]    Compiling foldhash v0.2.0
[INFO] [stderr]    Compiling bytes v1.10.1
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling hashbrown v0.16.0
[INFO] [stderr]    Compiling fast-float v0.2.0
[INFO] [stderr]    Compiling memchr v2.7.6
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.18
[INFO] [stderr]    Compiling crossbeam-channel v0.5.15
[INFO] [stderr]    Compiling syn v2.0.108
[INFO] [stderr]    Compiling crossbeam-deque v0.8.6
[INFO] [stderr]    Compiling hashlink v0.11.0 (https://github.com/djc/hashlink#b5b2fe08)
[INFO] [stderr]    Compiling mio v1.1.0
[INFO] [stderr]    Compiling signal-hook-registry v1.4.6
[INFO] [stderr]    Compiling socket2 v0.6.1
[INFO] [stderr]    Compiling rand_core v0.9.3
[INFO] [stderr]    Compiling chacha20 v0.10.0-rc.2
[INFO] [stderr]    Compiling parking_lot v0.12.5
[INFO] [stderr]    Compiling rand v0.10.0-rc.0
[INFO] [stderr]    Compiling rand_distr v0.6.0-rc.0
[INFO] [stderr]    Compiling tokio-macros v2.6.0
[INFO] [stderr]    Compiling tokio v1.48.0
[INFO] [stderr]    Compiling onebrc-rs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `BufRead`
[INFO] [stdout]  --> src/main.rs:2:15
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::io::{BufRead, Read};
[INFO] [stdout]   |               ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `rand_measurement`
[INFO] [stdout]    --> src/create_measurements.rs:465:13
[INFO] [stdout]     |
[INFO] [stdout] 465 |         let rand_measurement = if let Ok(e)= rand_station.measurement(){e}else { continue };
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_rand_measurement`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/create_measurements.rs:466:9
[INFO] [stdout]     |
[INFO] [stdout] 466 |         buf_writer.write_all(format!("{};{}\n",rand_station.id,rand_station.mean_temperature).as_bytes());
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 466 |         let _ = buf_writer.write_all(format!("{};{}\n",rand_station.id,rand_station.mean_temperature).as_bytes());
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 30.46s
[INFO] running `Command { std: "docker" "inspect" "06c16be2aefe16656a6b7b6a89514f707f202485fe4352f9591db870394de03f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "06c16be2aefe16656a6b7b6a89514f707f202485fe4352f9591db870394de03f", kill_on_drop: false }`
[INFO] [stdout] 06c16be2aefe16656a6b7b6a89514f707f202485fe4352f9591db870394de03f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+eb171a227f9e5de5d376b6edb56b174bc8235fb3" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b284951e124114844acc67d56af21a716b63a2116ae8c96d27baace9c617508c
[INFO] running `Command { std: "docker" "start" "-a" "b284951e124114844acc67d56af21a716b63a2116ae8c96d27baace9c617508c", kill_on_drop: false }`
[INFO] [stderr]    Compiling onebrc-rs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `BufRead`
[INFO] [stdout]  --> src/main.rs:2:15
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::io::{BufRead, Read};
[INFO] [stdout]   |               ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `rand_measurement`
[INFO] [stdout]    --> src/create_measurements.rs:465:13
[INFO] [stdout]     |
[INFO] [stdout] 465 |         let rand_measurement = if let Ok(e)= rand_station.measurement(){e}else { continue };
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_rand_measurement`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/create_measurements.rs:466:9
[INFO] [stdout]     |
[INFO] [stdout] 466 |         buf_writer.write_all(format!("{};{}\n",rand_station.id,rand_station.mean_temperature).as_bytes());
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 466 |         let _ = buf_writer.write_all(format!("{};{}\n",rand_station.id,rand_station.mean_temperature).as_bytes());
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.78s
[INFO] running `Command { std: "docker" "inspect" "b284951e124114844acc67d56af21a716b63a2116ae8c96d27baace9c617508c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b284951e124114844acc67d56af21a716b63a2116ae8c96d27baace9c617508c", kill_on_drop: false }`
[INFO] [stdout] b284951e124114844acc67d56af21a716b63a2116ae8c96d27baace9c617508c