[INFO] fetching crate portal-pc-waffle-robake 0.2.3...
[INFO] checking portal-pc-waffle-robake-0.2.3 against master#350d0ef0ec0493e6d21cfb265cb8211a0e74d766 for pr-145342-1
[INFO] extracting crate portal-pc-waffle-robake 0.2.3 into /workspace/builds/worker-5-tc1/source
[INFO] started tweaking crates.io crate portal-pc-waffle-robake 0.2.3
[INFO] finished tweaking crates.io crate portal-pc-waffle-robake 0.2.3
[INFO] tweaked toml for crates.io crate portal-pc-waffle-robake 0.2.3 written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate portal-pc-waffle-robake 0.2.3 on toolchain 350d0ef0ec0493e6d21cfb265cb8211a0e74d766
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate portal-pc-waffle-robake 0.2.3 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" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded waffle-ast v0.4.3
[INFO] [stderr]   Downloaded nougat-proc_macros v0.2.4
[INFO] [stderr]   Downloaded ssa-traits v0.3.0-alpha.0
[INFO] [stderr]   Downloaded wasm-encoder v0.212.0
[INFO] [stderr]   Downloaded cfg-traits v0.2.1
[INFO] [stderr]   Downloaded ssa-traits v0.2.1
[INFO] [stderr]   Downloaded nougat v0.2.4
[INFO] [stderr]   Downloaded once_map v0.4.21
[INFO] [stderr]   Downloaded lending-iterator v0.1.7
[INFO] [stderr]   Downloaded ext-trait v1.0.1
[INFO] [stderr]   Downloaded portal-pc-waffle v0.3.6
[INFO] [stderr]   Downloaded macro_rules_attribute-proc_macro v0.1.3
[INFO] [stderr]   Downloaded macro_rules_attribute v0.1.3
[INFO] [stderr]   Downloaded polonius-the-crab v0.2.1
[INFO] [stderr]   Downloaded arena-traits v0.2.1
[INFO] [stderr]   Downloaded wasmparser v0.212.0
[INFO] [stderr]   Downloaded cfg-traits v0.3.0-alpha.0
[INFO] [stderr]   Downloaded ext-trait-proc_macros v1.0.1
[INFO] [stderr]   Downloaded extension-traits v1.0.1
[INFO] [stderr]   Downloaded lending-iterator-proc_macros v0.1.7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] eb0f9c403c0a27b75bf46acffa468068a883e43da77fec7ce2804455cf6c7816
[INFO] running `Command { std: "docker" "start" "-a" "eb0f9c403c0a27b75bf46acffa468068a883e43da77fec7ce2804455cf6c7816", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "eb0f9c403c0a27b75bf46acffa468068a883e43da77fec7ce2804455cf6c7816", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eb0f9c403c0a27b75bf46acffa468068a883e43da77fec7ce2804455cf6c7816", kill_on_drop: false }`
[INFO] [stdout] eb0f9c403c0a27b75bf46acffa468068a883e43da77fec7ce2804455cf6c7816
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8e5ddd0b9d4c2b5308a3323b11fd6dccd4a0359265af7f2c1a2ba503e9574451
[INFO] running `Command { std: "docker" "start" "-a" "8e5ddd0b9d4c2b5308a3323b11fd6dccd4a0359265af7f2c1a2ba503e9574451", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.216
[INFO] [stderr]     Checking arena-traits v0.2.1
[INFO] [stderr]    Compiling macro_rules_attribute-proc_macro v0.1.3
[INFO] [stderr]    Compiling ahash v0.8.11
[INFO] [stderr]     Checking once_cell v1.20.2
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling syn v2.0.90
[INFO] [stderr]     Checking getrandom v0.2.15
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]     Checking miniz_oxide v0.8.2
[INFO] [stderr]     Checking regex-automata v0.4.9
[INFO] [stderr]    Compiling semver v1.0.24
[INFO] [stderr]    Compiling cpp_demangle v0.4.4
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking polonius-the-crab v0.2.1
[INFO] [stderr]     Checking never-say-never v6.6.666
[INFO] [stderr]     Checking gimli v0.28.1
[INFO] [stderr]     Checking memmap2 v0.5.10
[INFO] [stderr]     Checking cfg-traits v0.3.0-alpha.0
[INFO] [stderr]     Checking cfg-traits v0.2.1
[INFO] [stderr]     Checking fallible-iterator v0.3.0
[INFO] [stderr]     Checking clap v2.34.0
[INFO] [stderr]     Checking wasm-encoder v0.212.0
[INFO] [stderr]     Checking flate2 v1.0.35
[INFO] [stderr]     Checking ssa-traits v0.2.1
[INFO] [stderr]     Checking rayon v1.10.0
[INFO] [stderr]     Checking bimap v0.6.3
[INFO] [stderr]     Checking once_map v0.4.21
[INFO] [stderr]     Checking itertools v0.14.0
[INFO] [stderr]     Checking macro_rules_attribute v0.1.3
[INFO] [stderr]    Compiling serde_derive v1.0.216
[INFO] [stderr]    Compiling derive_more v0.99.18
[INFO] [stderr]     Checking regex v1.11.1
[INFO] [stderr]     Checking env_filter v0.1.3
[INFO] [stderr]     Checking env_logger v0.11.6
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling ext-trait-proc_macros v1.0.1
[INFO] [stderr]    Compiling nougat-proc_macros v0.2.4
[INFO] [stderr]    Compiling lending-iterator-proc_macros v0.1.7
[INFO] [stderr]    Compiling structopt-derive v0.4.18
[INFO] [stderr]     Checking ruzstd v0.5.0
[INFO] [stderr]     Checking ext-trait v1.0.1
[INFO] [stderr]     Checking extension-traits v1.0.1
[INFO] [stderr]     Checking nougat v0.2.4
[INFO] [stderr]     Checking lending-iterator v0.1.7
[INFO] [stderr]     Checking object v0.32.2
[INFO] [stderr]     Checking ssa-traits v0.3.0-alpha.0
[INFO] [stderr]     Checking structopt v0.3.26
[INFO] [stderr]     Checking indexmap v2.7.0
[INFO] [stderr]     Checking hashbrown v0.14.5
[INFO] [stderr]     Checking addr2line v0.21.0
[INFO] [stderr]     Checking wasmparser v0.212.0
[INFO] [stderr]     Checking portal-pc-waffle v0.3.6
[INFO] [stderr]     Checking waffle-ast v0.4.3
[INFO] [stderr]     Checking portal-pc-waffle-robake v0.2.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `cell::OnceCell`
[INFO] [stdout]  --> src/lib.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 |     cell::OnceCell,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `cell::OnceCell`
[INFO] [stdout]  --> src/lib.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 |     cell::OnceCell,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/lib.rs:44:25
[INFO] [stdout]    |
[INFO] [stdout] 44 |             x.batching(|mut i| i.next_array())
[INFO] [stdout]    |                         ----^
[INFO] [stdout]    |                         |
[INFO] [stdout]    |                         help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/lib.rs:44:25
[INFO] [stdout]    |
[INFO] [stdout] 44 |             x.batching(|mut i| i.next_array())
[INFO] [stdout]    |                         ----^
[INFO] [stdout]    |                         |
[INFO] [stdout]    |                         help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 52.73s
[INFO] running `Command { std: "docker" "inspect" "8e5ddd0b9d4c2b5308a3323b11fd6dccd4a0359265af7f2c1a2ba503e9574451", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8e5ddd0b9d4c2b5308a3323b11fd6dccd4a0359265af7f2c1a2ba503e9574451", kill_on_drop: false }`
[INFO] [stdout] 8e5ddd0b9d4c2b5308a3323b11fd6dccd4a0359265af7f2c1a2ba503e9574451