[INFO] cloning repository https://github.com/ArgentumCation/mira-fs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ArgentumCation/mira-fs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FArgentumCation%2Fmira-fs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FArgentumCation%2Fmira-fs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 7b1703a733bbd9fa14bb2af5c72bef6605b4a5b5
[INFO] testing ArgentumCation/mira-fs against master#733b47ea4b1b86216f14ef56e49440c33933f230+rustflags=-Copt-level=3 for pr-138759
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FArgentumCation%2Fmira-fs" "/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/ArgentumCation/mira-fs
[INFO] finished tweaking git repo https://github.com/ArgentumCation/mira-fs
[INFO] tweaked toml for git repo https://github.com/ArgentumCation/mira-fs written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/ArgentumCation/mira-fs on toolchain 733b47ea4b1b86216f14ef56e49440c33933f230
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+733b47ea4b1b86216f14ef56e49440c33933f230" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/ArgentumCation/mira-fs 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" "+733b47ea4b1b86216f14ef56e49440c33933f230" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+733b47ea4b1b86216f14ef56e49440c33933f230" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 01f1b65cbc5e9b7216ef1a4850b67ebeb95dc9ee24ebaa60da04f5ce7f57cc88
[INFO] running `Command { std: "docker" "start" "-a" "01f1b65cbc5e9b7216ef1a4850b67ebeb95dc9ee24ebaa60da04f5ce7f57cc88", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "01f1b65cbc5e9b7216ef1a4850b67ebeb95dc9ee24ebaa60da04f5ce7f57cc88", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "01f1b65cbc5e9b7216ef1a4850b67ebeb95dc9ee24ebaa60da04f5ce7f57cc88", kill_on_drop: false }`
[INFO] [stdout] 01f1b65cbc5e9b7216ef1a4850b67ebeb95dc9ee24ebaa60da04f5ce7f57cc88
[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 -Copt-level=3" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+733b47ea4b1b86216f14ef56e49440c33933f230" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5554c00c8dfeda6a39829f5a31b6d98418a8fa17273566498db62c0ca1c959d3
[INFO] running `Command { std: "docker" "start" "-a" "5554c00c8dfeda6a39829f5a31b6d98418a8fa17273566498db62c0ca1c959d3", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.81
[INFO] [stderr]    Compiling autocfg v1.2.0
[INFO] [stderr]    Compiling serde v1.0.198
[INFO] [stderr]    Compiling crossbeam-utils v0.8.19
[INFO] [stderr]    Compiling bitflags v2.5.0
[INFO] [stderr]    Compiling rustix v0.38.34
[INFO] [stderr]    Compiling linux-raw-sys v0.4.13
[INFO] [stderr]    Compiling nix v0.28.0
[INFO] [stderr]    Compiling serde_json v1.0.116
[INFO] [stderr]    Compiling ahash v0.8.11
[INFO] [stderr]    Compiling getrandom v0.2.14
[INFO] [stderr]    Compiling parking_lot_core v0.9.9
[INFO] [stderr]    Compiling signal-hook-registry v1.4.2
[INFO] [stderr]    Compiling mio v0.8.11
[INFO] [stderr]    Compiling either v1.11.0
[INFO] [stderr]    Compiling atomic v0.5.3
[INFO] [stderr]    Compiling home v0.5.9
[INFO] [stderr]    Compiling hashbrown v0.14.3
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling fastrand v2.0.2
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling futures-channel v0.3.30
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling num-traits v0.2.18
[INFO] [stderr]    Compiling lock_api v0.4.11
[INFO] [stderr]    Compiling slab v0.4.9
[INFO] [stderr]    Compiling memoffset v0.9.1
[INFO] [stderr]    Compiling quote v1.0.36
[INFO] [stderr]    Compiling concurrent-queue v2.4.0
[INFO] [stderr]    Compiling syn v2.0.60
[INFO] [stderr]    Compiling event-listener v4.0.3
[INFO] [stderr]    Compiling parking_lot v0.12.1
[INFO] [stderr]    Compiling async-notify v0.3.0
[INFO] [stderr]    Compiling internment v0.7.5
[INFO] [stderr]    Compiling cstr v0.2.12
[INFO] [stderr]    Compiling rmp v0.8.14
[INFO] [stderr]    Compiling tempfile v3.10.1
[INFO] [stderr]    Compiling which v6.0.1
[INFO] [stderr]    Compiling serde_derive v1.0.198
[INFO] [stderr]    Compiling tokio-macros v2.2.0
[INFO] [stderr]    Compiling futures-macro v0.3.30
[INFO] [stderr]    Compiling tracing-attributes v0.1.27
[INFO] [stderr]    Compiling trait-make v0.1.0
[INFO] [stderr]    Compiling tokio v1.37.0
[INFO] [stderr]    Compiling futures-util v0.3.30
[INFO] [stderr]    Compiling rmp-serde v1.2.0
[INFO] [stderr]    Compiling bincode v1.3.3
[INFO] [stderr]    Compiling uuid v1.8.0
[INFO] [stderr]    Compiling tracing v0.1.40
[INFO] [stderr]    Compiling fuse3 v0.7.1
[INFO] [stderr]    Compiling indradb-lib v4.0.0
[INFO] [stderr]    Compiling mira-fs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `ffi::OsStr`
[INFO] [stdout]  --> src/main.rs:1:11
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{ffi::OsStr, num::NonZeroU32, vec::IntoIter};
[INFO] [stdout]   |           ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Snowflake` is never constructed
[INFO] [stdout]  --> src/snowflake.rs:3:12
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub struct Snowflake(u64);
[INFO] [stdout]   |            ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]  --> src/snowflake.rs:6:8
[INFO] [stdout]   |
[INFO] [stdout] 5 | impl Snowflake {
[INFO] [stdout]   | -------------- associated function in this implementation
[INFO] [stdout] 6 |     fn new() -> Self {
[INFO] [stdout]   |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1m 45s
[INFO] running `Command { std: "docker" "inspect" "5554c00c8dfeda6a39829f5a31b6d98418a8fa17273566498db62c0ca1c959d3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5554c00c8dfeda6a39829f5a31b6d98418a8fa17273566498db62c0ca1c959d3", kill_on_drop: false }`
[INFO] [stdout] 5554c00c8dfeda6a39829f5a31b6d98418a8fa17273566498db62c0ca1c959d3
[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 -Copt-level=3" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+733b47ea4b1b86216f14ef56e49440c33933f230" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4f287da94b64304534aa8e6d3371b56c6f2eaf7f60661c98e96fcd178a076de4
[INFO] running `Command { std: "docker" "start" "-a" "4f287da94b64304534aa8e6d3371b56c6f2eaf7f60661c98e96fcd178a076de4", kill_on_drop: false }`
[INFO] [stderr]    Compiling mira-fs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `ffi::OsStr`
[INFO] [stdout]  --> src/main.rs:1:11
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{ffi::OsStr, num::NonZeroU32, vec::IntoIter};
[INFO] [stdout]   |           ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Snowflake` is never constructed
[INFO] [stdout]  --> src/snowflake.rs:3:12
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub struct Snowflake(u64);
[INFO] [stdout]   |            ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]  --> src/snowflake.rs:6:8
[INFO] [stdout]   |
[INFO] [stdout] 5 | impl Snowflake {
[INFO] [stdout]   | -------------- associated function in this implementation
[INFO] [stdout] 6 |     fn new() -> Self {
[INFO] [stdout]   |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.69s
[INFO] running `Command { std: "docker" "inspect" "4f287da94b64304534aa8e6d3371b56c6f2eaf7f60661c98e96fcd178a076de4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4f287da94b64304534aa8e6d3371b56c6f2eaf7f60661c98e96fcd178a076de4", kill_on_drop: false }`
[INFO] [stdout] 4f287da94b64304534aa8e6d3371b56c6f2eaf7f60661c98e96fcd178a076de4
[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 -Copt-level=3" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+733b47ea4b1b86216f14ef56e49440c33933f230" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 99ed6824e27faf45fb78912d8248d20fc0a5feca41b47543688cb191a537dcde
[INFO] running `Command { std: "docker" "start" "-a" "99ed6824e27faf45fb78912d8248d20fc0a5feca41b47543688cb191a537dcde", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `ffi::OsStr`
[INFO] [stderr]  --> src/main.rs:1:11
[INFO] [stderr]   |
[INFO] [stderr] 1 | use std::{ffi::OsStr, num::NonZeroU32, vec::IntoIter};
[INFO] [stderr]   |           ^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: struct `Snowflake` is never constructed
[INFO] [stderr]  --> src/snowflake.rs:3:12
[INFO] [stderr]   |
[INFO] [stderr] 3 | pub struct Snowflake(u64);
[INFO] [stderr]   |            ^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: associated function `new` is never used
[INFO] [stderr]  --> src/snowflake.rs:6:8
[INFO] [stderr]   |
[INFO] [stderr] 5 | impl Snowflake {
[INFO] [stderr]   | -------------- associated function in this implementation
[INFO] [stderr] 6 |     fn new() -> Self {
[INFO] [stderr]   |        ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `mira-fs` (bin "mira-fs" test) generated 3 warnings (run `cargo fix --bin "mira-fs" --tests` to apply 1 suggestion)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.13s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/mira_fs-5d1db401474b3402)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "99ed6824e27faf45fb78912d8248d20fc0a5feca41b47543688cb191a537dcde", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "99ed6824e27faf45fb78912d8248d20fc0a5feca41b47543688cb191a537dcde", kill_on_drop: false }`
[INFO] [stdout] 99ed6824e27faf45fb78912d8248d20fc0a5feca41b47543688cb191a537dcde
