[INFO] fetching crate miniz_oxide 0.7.1...
[INFO] checking miniz_oxide-0.7.1 against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback
[INFO] extracting crate miniz_oxide 0.7.1 into /workspace/builds/worker-5-tc1/source
[INFO] validating manifest of crates.io crate miniz_oxide 0.7.1 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 miniz_oxide 0.7.1
[INFO] finished tweaking crates.io crate miniz_oxide 0.7.1
[INFO] tweaked toml for crates.io crate miniz_oxide 0.7.1 written to /workspace/builds/worker-5-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 6 packages
[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 rustc-std-workspace-core v1.0.0
[INFO] [stderr]   Downloaded rustc-std-workspace-alloc v1.0.0
[INFO] [stderr]   Downloaded compiler_builtins v0.1.108
[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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] fff22cbb5423f8929cd2d1832f454aef0f7da97cab8fde69ed87e24041e212f0
[INFO] running `Command { std: "docker" "start" "-a" "fff22cbb5423f8929cd2d1832f454aef0f7da97cab8fde69ed87e24041e212f0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fff22cbb5423f8929cd2d1832f454aef0f7da97cab8fde69ed87e24041e212f0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fff22cbb5423f8929cd2d1832f454aef0f7da97cab8fde69ed87e24041e212f0", kill_on_drop: false }`
[INFO] [stdout] fff22cbb5423f8929cd2d1832f454aef0f7da97cab8fde69ed87e24041e212f0
[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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 85c35f3b953588881ae481e7e0e5d312b26b0e332b8d8e7f51da0800a058745d
[INFO] running `Command { std: "docker" "start" "-a" "85c35f3b953588881ae481e7e0e5d312b26b0e332b8d8e7f51da0800a058745d", kill_on_drop: false }`
[INFO] [stderr]     Checking miniz_oxide v0.7.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the item `MZ_ADLER32_INIT` is imported redundantly
[INFO] [stdout]   --> src/deflate/core.rs:14:59
[INFO] [stdout]    |
[INFO] [stdout] 7  | use super::super::*;
[INFO] [stdout]    |     --------------- the item `MZ_ADLER32_INIT` is already imported here
[INFO] [stdout] ...
[INFO] [stdout] 14 | use crate::shared::{update_adler32, HUFFMAN_LENGTH_ORDER, MZ_ADLER32_INIT};
[INFO] [stdout]    |                                                           ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `DataFormat` is imported redundantly
[INFO] [stdout]   --> src/deflate/core.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 7  | use super::super::*;
[INFO] [stdout]    |     --------------- the item `DataFormat` is already imported here
[INFO] [stdout] ...
[INFO] [stdout] 15 | use crate::DataFormat;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> src/deflate/core.rs:430:13
[INFO] [stdout]     |
[INFO] [stdout] 430 | /             /// Put HuffmanOxide on the heap with default trick to avoid
[INFO] [stdout] 431 | |             /// excessive stack copies.
[INFO] [stdout]     | |_______________________________________^
[INFO] [stdout] 432 |               huff: Box::default(),
[INFO] [stdout]     |               -------------------- rustdoc does not generate documentation for expression fields
[INFO] [stdout]     |
[INFO] [stdout]     = help: use `//` for a plain comment
[INFO] [stdout]     = note: `#[warn(unused_doc_comments)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> src/deflate/core.rs:524:13
[INFO] [stdout]     |
[INFO] [stdout] 524 | /             /// Put HuffmanOxide on the heap with default trick to avoid
[INFO] [stdout] 525 | |             /// excessive stack copies.
[INFO] [stdout]     | |_______________________________________^
[INFO] [stdout] 526 |               huff: Box::default(),
[INFO] [stdout]     |               -------------------- rustdoc does not generate documentation for expression fields
[INFO] [stdout]     |
[INFO] [stdout]     = help: use `//` for a plain comment
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `MZ_ADLER32_INIT` is imported redundantly
[INFO] [stdout]   --> src/deflate/core.rs:14:59
[INFO] [stdout]    |
[INFO] [stdout] 7  | use super::super::*;
[INFO] [stdout]    |     --------------- the item `MZ_ADLER32_INIT` is already imported here
[INFO] [stdout] ...
[INFO] [stdout] 14 | use crate::shared::{update_adler32, HUFFMAN_LENGTH_ORDER, MZ_ADLER32_INIT};
[INFO] [stdout]    |                                                           ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `DataFormat` is imported redundantly
[INFO] [stdout]   --> src/deflate/core.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 7  | use super::super::*;
[INFO] [stdout]    |     --------------- the item `DataFormat` is already imported here
[INFO] [stdout] ...
[INFO] [stdout] 15 | use crate::DataFormat;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> src/deflate/core.rs:430:13
[INFO] [stdout]     |
[INFO] [stdout] 430 | /             /// Put HuffmanOxide on the heap with default trick to avoid
[INFO] [stdout] 431 | |             /// excessive stack copies.
[INFO] [stdout]     | |_______________________________________^
[INFO] [stdout] 432 |               huff: Box::default(),
[INFO] [stdout]     |               -------------------- rustdoc does not generate documentation for expression fields
[INFO] [stdout]     |
[INFO] [stdout]     = help: use `//` for a plain comment
[INFO] [stdout]     = note: `#[warn(unused_doc_comments)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> src/deflate/core.rs:524:13
[INFO] [stdout]     |
[INFO] [stdout] 524 | /             /// Put HuffmanOxide on the heap with default trick to avoid
[INFO] [stdout] 525 | |             /// excessive stack copies.
[INFO] [stdout]     | |_______________________________________^
[INFO] [stdout] 526 |               huff: Box::default(),
[INFO] [stdout]     |               -------------------- rustdoc does not generate documentation for expression fields
[INFO] [stdout]     |
[INFO] [stdout]     = help: use `//` for a plain comment
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.52s
[INFO] running `Command { std: "docker" "inspect" "85c35f3b953588881ae481e7e0e5d312b26b0e332b8d8e7f51da0800a058745d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "85c35f3b953588881ae481e7e0e5d312b26b0e332b8d8e7f51da0800a058745d", kill_on_drop: false }`
[INFO] [stdout] 85c35f3b953588881ae481e7e0e5d312b26b0e332b8d8e7f51da0800a058745d