[INFO] fetching crate beetle-fraction 0.3.4...
[INFO] checking beetle-fraction-0.3.4 against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback
[INFO] extracting crate beetle-fraction 0.3.4 into /workspace/builds/worker-2-tc1/source
[INFO] validating manifest of crates.io crate beetle-fraction 0.3.4 on toolchain ceab6128fa48a616bfd3e3adf4bc80133b8ee223
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate beetle-fraction 0.3.4
[INFO] finished tweaking crates.io crate beetle-fraction 0.3.4
[INFO] tweaked toml for crates.io crate beetle-fraction 0.3.4 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 25 packages
[INFO] [stderr]       Adding wasi v0.11.0+wasi-snapshot-preview1 (latest: v0.13.0+wasi-0.2.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded rayon-core v1.12.1
[INFO] [stderr]   Downloaded crossbeam-deque v0.8.5
[INFO] [stderr]   Downloaded digitize v0.1.1
[INFO] [stderr]   Downloaded floating-cat v0.1.0
[INFO] [stderr]   Downloaded crossbeam-epoch v0.9.18
[INFO] [stderr]   Downloaded rayon v1.10.0
[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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ad6ccf4b598c301fee5ccfc48a683607f66f851764c9b02854c3005390570f41
[INFO] running `Command { std: "docker" "start" "-a" "ad6ccf4b598c301fee5ccfc48a683607f66f851764c9b02854c3005390570f41", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ad6ccf4b598c301fee5ccfc48a683607f66f851764c9b02854c3005390570f41", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ad6ccf4b598c301fee5ccfc48a683607f66f851764c9b02854c3005390570f41", kill_on_drop: false }`
[INFO] [stdout] ad6ccf4b598c301fee5ccfc48a683607f66f851764c9b02854c3005390570f41
[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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5a9952713e3b32cd706b0084e2268efa893d870fa1ef4e5885596873ea4b91b3
[INFO] running `Command { std: "docker" "start" "-a" "5a9952713e3b32cd706b0084e2268efa893d870fa1ef4e5885596873ea4b91b3", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-traits v0.2.18
[INFO] [stderr]    Compiling num-bigint v0.4.4
[INFO] [stderr]    Compiling crossbeam-utils v0.8.19
[INFO] [stderr]    Compiling libc v0.2.153
[INFO] [stderr]    Compiling num-rational v0.4.1
[INFO] [stderr]    Compiling rayon-core v1.12.1
[INFO] [stderr]     Checking ppv-lite86 v0.2.17
[INFO] [stderr]     Checking digitize v0.1.1
[INFO] [stderr]     Checking crossbeam-epoch v0.9.18
[INFO] [stderr]     Checking crossbeam-deque v0.8.5
[INFO] [stderr]     Checking getrandom v0.2.12
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking num-integer v0.1.46
[INFO] [stderr]     Checking num-complex v0.4.5
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking rayon v1.10.0
[INFO] [stderr]     Checking num-iter v0.1.44
[INFO] [stderr]     Checking num v0.4.1
[INFO] [stderr]     Checking floating-cat v0.1.0
[INFO] [stderr]     Checking beetle-fraction v0.3.4 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the item `IsFraction` is imported redundantly
[INFO] [stdout]  --> src/fraction.rs:6:21
[INFO] [stdout]   |
[INFO] [stdout] 5 | use crate::prelude::*;
[INFO] [stdout]   |     ----------------- the item `IsFraction` is already imported here
[INFO] [stdout] 6 | use crate::traits::{IsFraction, MakeMe, Mediant};
[INFO] [stdout]   |                     ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `MakeMe` is imported redundantly
[INFO] [stdout]  --> src/fraction.rs:6:33
[INFO] [stdout]   |
[INFO] [stdout] 5 | use crate::prelude::*;
[INFO] [stdout]   |     ----------------- the item `MakeMe` is already imported here
[INFO] [stdout] 6 | use crate::traits::{IsFraction, MakeMe, Mediant};
[INFO] [stdout]   |                                 ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Mediant` is imported redundantly
[INFO] [stdout]  --> src/fraction.rs:6:41
[INFO] [stdout]   |
[INFO] [stdout] 5 | use crate::prelude::*;
[INFO] [stdout]   |     ----------------- the item `Mediant` is already imported here
[INFO] [stdout] 6 | use crate::traits::{IsFraction, MakeMe, Mediant};
[INFO] [stdout]   |                                         ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::macros::*`
[INFO] [stdout]   --> src/lib.rs:29:13
[INFO] [stdout]    |
[INFO] [stdout] 29 |     pub use crate::macros::*;
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `IsFraction` is imported redundantly
[INFO] [stdout]  --> src/fraction.rs:6:21
[INFO] [stdout]   |
[INFO] [stdout] 5 | use crate::prelude::*;
[INFO] [stdout]   |     ----------------- the item `IsFraction` is already imported here
[INFO] [stdout] 6 | use crate::traits::{IsFraction, MakeMe, Mediant};
[INFO] [stdout]   |                     ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `MakeMe` is imported redundantly
[INFO] [stdout]  --> src/fraction.rs:6:33
[INFO] [stdout]   |
[INFO] [stdout] 5 | use crate::prelude::*;
[INFO] [stdout]   |     ----------------- the item `MakeMe` is already imported here
[INFO] [stdout] 6 | use crate::traits::{IsFraction, MakeMe, Mediant};
[INFO] [stdout]   |                                 ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Mediant` is imported redundantly
[INFO] [stdout]  --> src/fraction.rs:6:41
[INFO] [stdout]   |
[INFO] [stdout] 5 | use crate::prelude::*;
[INFO] [stdout]   |     ----------------- the item `Mediant` is already imported here
[INFO] [stdout] 6 | use crate::traits::{IsFraction, MakeMe, Mediant};
[INFO] [stdout]   |                                         ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::macros::*`
[INFO] [stdout]   --> src/lib.rs:29:13
[INFO] [stdout]    |
[INFO] [stdout] 29 |     pub use crate::macros::*;
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.30s
[INFO] running `Command { std: "docker" "inspect" "5a9952713e3b32cd706b0084e2268efa893d870fa1ef4e5885596873ea4b91b3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5a9952713e3b32cd706b0084e2268efa893d870fa1ef4e5885596873ea4b91b3", kill_on_drop: false }`
[INFO] [stdout] 5a9952713e3b32cd706b0084e2268efa893d870fa1ef4e5885596873ea4b91b3