[INFO] cloning repository https://github.com/higumachan/ulid-rs-py
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/higumachan/ulid-rs-py" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhigumachan%2Fulid-rs-py", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhigumachan%2Fulid-rs-py'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 974f2a3f9c26534843b419927c4bc9c4fa06d46d
[INFO] checking higumachan/ulid-rs-py against master#1f12b9b0fdbe735968ac002792a720f0ba4faca6 for crater-rollup-uwu
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhigumachan%2Fulid-rs-py" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/higumachan/ulid-rs-py on toolchain 1f12b9b0fdbe735968ac002792a720f0ba4faca6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/higumachan/ulid-rs-py
[INFO] finished tweaking git repo https://github.com/higumachan/ulid-rs-py
[INFO] tweaked toml for git repo https://github.com/higumachan/ulid-rs-py written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/higumachan/ulid-rs-py 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" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded ulid v0.6.0
[INFO] [stderr]   Downloaded pyo3-macros-backend v0.16.5
[INFO] [stderr]   Downloaded target-lexicon v0.12.4
[INFO] [stderr]   Downloaded pyo3-macros v0.16.5
[INFO] [stderr]   Downloaded unindent v0.1.9
[INFO] [stderr]   Downloaded indoc v1.0.6
[INFO] [stderr]   Downloaded smallvec v1.8.1
[INFO] [stderr]   Downloaded pyo3-build-config v0.16.5
[INFO] [stderr]   Downloaded pyo3-ffi v0.16.5
[INFO] [stderr]   Downloaded pyo3 v0.16.5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3cbd57425cded9a830ce61509ae18c7d92e44d8643f161b35e739f7cb9b12539
[INFO] running `Command { std: "docker" "start" "-a" "3cbd57425cded9a830ce61509ae18c7d92e44d8643f161b35e739f7cb9b12539", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3cbd57425cded9a830ce61509ae18c7d92e44d8643f161b35e739f7cb9b12539", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3cbd57425cded9a830ce61509ae18c7d92e44d8643f161b35e739f7cb9b12539", kill_on_drop: false }`
[INFO] [stdout] 3cbd57425cded9a830ce61509ae18c7d92e44d8643f161b35e739f7cb9b12539
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5a92a8a394c2a6de8198a96b7754fc51767a2149c94e56f0a61397fe56fae363
[INFO] running `Command { std: "docker" "start" "-a" "5a92a8a394c2a6de8198a96b7754fc51767a2149c94e56f0a61397fe56fae363", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.126
[INFO] [stderr]    Compiling target-lexicon v0.12.4
[INFO] [stderr]    Compiling once_cell v1.12.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.40
[INFO] [stderr]    Compiling unicode-ident v1.0.1
[INFO] [stderr]    Compiling quote v1.0.20
[INFO] [stderr]    Compiling syn v1.0.98
[INFO] [stderr]    Compiling lock_api v0.4.7
[INFO] [stderr]    Compiling parking_lot_core v0.9.3
[INFO] [stderr]     Checking ppv-lite86 v0.2.16
[INFO] [stderr]     Checking smallvec v1.8.1
[INFO] [stderr]     Checking num_threads v0.1.6
[INFO] [stderr]    Compiling indoc v1.0.6
[INFO] [stderr]     Checking unindent v0.1.9
[INFO] [stderr]    Compiling pyo3-build-config v0.16.5
[INFO] [stderr]     Checking getrandom v0.2.7
[INFO] [stderr]     Checking time v0.3.11
[INFO] [stderr]     Checking rand_core v0.6.3
[INFO] [stderr]     Checking parking_lot v0.12.1
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking ulid v0.6.0
[INFO] [stderr]    Compiling pyo3-ffi v0.16.5
[INFO] [stderr]    Compiling pyo3 v0.16.5
[INFO] [stderr]    Compiling pyo3-macros-backend v0.16.5
[INFO] [stderr]    Compiling pyo3-macros v0.16.5
[INFO] [stderr]     Checking ulid-rs-py v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `pyo3::py_run`
[INFO] [stdout]  --> src/lib.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use pyo3::py_run;
[INFO] [stdout]   |     ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::borrow::BorrowMut`
[INFO] [stdout]  --> src/lib.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::borrow::BorrowMut;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `RefCell`
[INFO] [stdout]  --> src/lib.rs:5:23
[INFO] [stdout]   |
[INFO] [stdout] 5 | use std::cell::{Cell, RefCell};
[INFO] [stdout]   |                       ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `AtomicU64`
[INFO] [stdout]  --> src/lib.rs:6:37
[INFO] [stdout]   |
[INFO] [stdout] 6 | use std::sync::atomic::{AtomicBool, AtomicU64, Ordering};
[INFO] [stdout]   |                                     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary braces around block return value
[INFO] [stdout]   --> src/lib.rs:19:46
[INFO] [stdout]    |
[INFO] [stdout] 19 |                 static LAST: Cell<Instant> = { Cell::new(Instant::now()) };
[INFO] [stdout]    |                                              ^^                         ^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_braces)]` on by default
[INFO] [stdout] help: remove these braces
[INFO] [stdout]    |
[INFO] [stdout] 19 -                 static LAST: Cell<Instant> = { Cell::new(Instant::now()) };
[INFO] [stdout] 19 +                 static LAST: Cell<Instant> = Cell::new(Instant::now());
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `pyo3::py_run`
[INFO] [stdout]  --> src/lib.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use pyo3::py_run;
[INFO] [stdout]   |     ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary braces around block return value
[INFO] [stdout]   --> src/lib.rs:31:40
[INFO] [stdout]    |
[INFO] [stdout] 31 |         static GEN_STATE: Cell<Ulid> = { Cell::new(Ulid::new()) };
[INFO] [stdout]    |                                        ^^                      ^^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these braces
[INFO] [stdout]    |
[INFO] [stdout] 31 -         static GEN_STATE: Cell<Ulid> = { Cell::new(Ulid::new()) };
[INFO] [stdout] 31 +         static GEN_STATE: Cell<Ulid> = Cell::new(Ulid::new());
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::borrow::BorrowMut`
[INFO] [stdout]  --> src/lib.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::borrow::BorrowMut;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `RefCell`
[INFO] [stdout]  --> src/lib.rs:5:23
[INFO] [stdout]   |
[INFO] [stdout] 5 | use std::cell::{Cell, RefCell};
[INFO] [stdout]   |                       ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `AtomicU64`
[INFO] [stdout]  --> src/lib.rs:6:37
[INFO] [stdout]   |
[INFO] [stdout] 6 | use std::sync::atomic::{AtomicBool, AtomicU64, Ordering};
[INFO] [stdout]   |                                     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary braces around block return value
[INFO] [stdout]   --> src/lib.rs:19:46
[INFO] [stdout]    |
[INFO] [stdout] 19 |                 static LAST: Cell<Instant> = { Cell::new(Instant::now()) };
[INFO] [stdout]    |                                              ^^                         ^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_braces)]` on by default
[INFO] [stdout] help: remove these braces
[INFO] [stdout]    |
[INFO] [stdout] 19 -                 static LAST: Cell<Instant> = { Cell::new(Instant::now()) };
[INFO] [stdout] 19 +                 static LAST: Cell<Instant> = Cell::new(Instant::now());
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary braces around block return value
[INFO] [stdout]   --> src/lib.rs:31:40
[INFO] [stdout]    |
[INFO] [stdout] 31 |         static GEN_STATE: Cell<Ulid> = { Cell::new(Ulid::new()) };
[INFO] [stdout]    |                                        ^^                      ^^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these braces
[INFO] [stdout]    |
[INFO] [stdout] 31 -         static GEN_STATE: Cell<Ulid> = { Cell::new(Ulid::new()) };
[INFO] [stdout] 31 +         static GEN_STATE: Cell<Ulid> = Cell::new(Ulid::new());
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 6.54s
[INFO] running `Command { std: "docker" "inspect" "5a92a8a394c2a6de8198a96b7754fc51767a2149c94e56f0a61397fe56fae363", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5a92a8a394c2a6de8198a96b7754fc51767a2149c94e56f0a61397fe56fae363", kill_on_drop: false }`
[INFO] [stdout] 5a92a8a394c2a6de8198a96b7754fc51767a2149c94e56f0a61397fe56fae363