[INFO] fetching crate piz 0.5.1...
[INFO] building piz-0.5.1 against master#c7f6aa2869acdbf014d094c6e427e554e160b6db for pr-146237-2
[INFO] extracting crate piz 0.5.1 into /workspace/builds/worker-4-tc1/source
[INFO] started tweaking crates.io crate piz 0.5.1
[INFO] finished tweaking crates.io crate piz 0.5.1
[INFO] tweaked toml for crates.io crate piz 0.5.1 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate piz 0.5.1 on toolchain c7f6aa2869acdbf014d094c6e427e554e160b6db
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate piz 0.5.1 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" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] [stdout] eb42f90d1a08ace4454abc4519e35dffa06675b449692f16a08b3625fb1bb811
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[INFO] [stdout] warning: field `file_comment` is never read
[INFO] [stdout]    --> src/spec.rs:130:9
[INFO] [stdout]     |
[INFO] [stdout] 123 | pub struct EndOfCentralDirectory<'a> {
[INFO] [stdout]     |            --------------------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 130 |     pub file_comment: &'a [u8],
[INFO] [stdout]     |         ^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `EndOfCentralDirectory` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple fields are never read
[INFO] [stdout]    --> src/spec.rs:236:9
[INFO] [stdout]     |
[INFO] [stdout] 235 | pub struct Zip64EndOfCentralDirectory<'a> {
[INFO] [stdout]     |            -------------------------- fields in this struct
[INFO] [stdout] 236 |     pub source_version: u16,
[INFO] [stdout]     |         ^^^^^^^^^^^^^^
[INFO] [stdout] 237 |     pub minimum_extract_version: u16,
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 238 |     pub disk_number: u32,
[INFO] [stdout]     |         ^^^^^^^^^^^
[INFO] [stdout] 239 |     pub disk_with_central_directory: u32,
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 240 |     pub entries_on_this_disk: u64,
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 241 |     pub entries: u64,
[INFO] [stdout] 242 |     pub central_directory_size: u64,
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 243 |     pub central_directory_offset: u64,
[INFO] [stdout] 244 |     pub extensible_data: &'a [u8],
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Zip64EndOfCentralDirectory` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `minimum_extract_version`, `internal_file_attributes`, and `file_comment` are never read
[INFO] [stdout]    --> src/spec.rs:343:9
[INFO] [stdout]     |
[INFO] [stdout] 341 | pub struct CentralDirectoryEntry<'a> {
[INFO] [stdout]     |            --------------------- fields in this struct
[INFO] [stdout] 342 |     pub source_version: u16,
[INFO] [stdout] 343 |     pub minimum_extract_version: u16,
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 352 |     pub internal_file_attributes: u16,
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 357 |     pub file_comment: &'a [u8],
[INFO] [stdout]     |         ^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `CentralDirectoryEntry` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `minimum_extract_version` is never read
[INFO] [stdout]    --> src/spec.rs:630:9
[INFO] [stdout]     |
[INFO] [stdout] 629 | pub struct LocalFileHeader<'a> {
[INFO] [stdout]     |            --------------- field in this struct
[INFO] [stdout] 630 |     pub minimum_extract_version: u16,
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `LocalFileHeader` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/read.rs:261:20
[INFO] [stdout]     |
[INFO] [stdout] 261 |     pub fn entries(&self) -> &[FileMetadata] {
[INFO] [stdout]     |                    ^^^^^     ^^^^^^^^^^^^^^^
[INFO] [stdout]     |                    |         | |
[INFO] [stdout]     |                    |         | the same lifetime is hidden here
[INFO] [stdout]     |                    |         the same lifetime is elided here
[INFO] [stdout]     |                    the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 261 |     pub fn entries(&self) -> &[FileMetadata<'_>] {
[INFO] [stdout]     |                                            ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 22.94s
[INFO] running `Command { std: "docker" "inspect" "eb42f90d1a08ace4454abc4519e35dffa06675b449692f16a08b3625fb1bb811", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eb42f90d1a08ace4454abc4519e35dffa06675b449692f16a08b3625fb1bb811", kill_on_drop: false }`
[INFO] [stdout] eb42f90d1a08ace4454abc4519e35dffa06675b449692f16a08b3625fb1bb811
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ac75b14353424b4c4cf67fdcc2fc55229f1580cd46b929e544dac5e75295eda5
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[INFO] [stderr]    Compiling stderrlog v0.5.3
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[INFO] [stderr]    Compiling memmap v0.7.0
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[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling thiserror-impl v1.0.34
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[INFO] [stderr]    Compiling thiserror v1.0.34
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[INFO] [stderr]    Compiling piz v0.5.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `file_comment` is never read
[INFO] [stdout]    --> src/spec.rs:130:9
[INFO] [stdout]     |
[INFO] [stdout] 123 | pub struct EndOfCentralDirectory<'a> {
[INFO] [stdout]     |            --------------------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 130 |     pub file_comment: &'a [u8],
[INFO] [stdout]     |         ^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `EndOfCentralDirectory` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple fields are never read
[INFO] [stdout]    --> src/spec.rs:236:9
[INFO] [stdout]     |
[INFO] [stdout] 235 | pub struct Zip64EndOfCentralDirectory<'a> {
[INFO] [stdout]     |            -------------------------- fields in this struct
[INFO] [stdout] 236 |     pub source_version: u16,
[INFO] [stdout]     |         ^^^^^^^^^^^^^^
[INFO] [stdout] 237 |     pub minimum_extract_version: u16,
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 238 |     pub disk_number: u32,
[INFO] [stdout]     |         ^^^^^^^^^^^
[INFO] [stdout] 239 |     pub disk_with_central_directory: u32,
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 240 |     pub entries_on_this_disk: u64,
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 241 |     pub entries: u64,
[INFO] [stdout] 242 |     pub central_directory_size: u64,
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 243 |     pub central_directory_offset: u64,
[INFO] [stdout] 244 |     pub extensible_data: &'a [u8],
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Zip64EndOfCentralDirectory` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `minimum_extract_version`, `internal_file_attributes`, and `file_comment` are never read
[INFO] [stdout]    --> src/spec.rs:343:9
[INFO] [stdout]     |
[INFO] [stdout] 341 | pub struct CentralDirectoryEntry<'a> {
[INFO] [stdout]     |            --------------------- fields in this struct
[INFO] [stdout] 342 |     pub source_version: u16,
[INFO] [stdout] 343 |     pub minimum_extract_version: u16,
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 352 |     pub internal_file_attributes: u16,
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 357 |     pub file_comment: &'a [u8],
[INFO] [stdout]     |         ^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `CentralDirectoryEntry` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `minimum_extract_version` is never read
[INFO] [stdout]    --> src/spec.rs:630:9
[INFO] [stdout]     |
[INFO] [stdout] 629 | pub struct LocalFileHeader<'a> {
[INFO] [stdout]     |            --------------- field in this struct
[INFO] [stdout] 630 |     pub minimum_extract_version: u16,
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `LocalFileHeader` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/read.rs:261:20
[INFO] [stdout]     |
[INFO] [stdout] 261 |     pub fn entries(&self) -> &[FileMetadata] {
[INFO] [stdout]     |                    ^^^^^     ^^^^^^^^^^^^^^^
[INFO] [stdout]     |                    |         | |
[INFO] [stdout]     |                    |         | the same lifetime is hidden here
[INFO] [stdout]     |                    |         the same lifetime is elided here
[INFO] [stdout]     |                    the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 261 |     pub fn entries(&self) -> &[FileMetadata<'_>] {
[INFO] [stdout]     |                                            ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `file_comment` is never read
[INFO] [stdout]    --> src/spec.rs:130:9
[INFO] [stdout]     |
[INFO] [stdout] 123 | pub struct EndOfCentralDirectory<'a> {
[INFO] [stdout]     |            --------------------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 130 |     pub file_comment: &'a [u8],
[INFO] [stdout]     |         ^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `EndOfCentralDirectory` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple fields are never read
[INFO] [stdout]    --> src/spec.rs:236:9
[INFO] [stdout]     |
[INFO] [stdout] 235 | pub struct Zip64EndOfCentralDirectory<'a> {
[INFO] [stdout]     |            -------------------------- fields in this struct
[INFO] [stdout] 236 |     pub source_version: u16,
[INFO] [stdout]     |         ^^^^^^^^^^^^^^
[INFO] [stdout] 237 |     pub minimum_extract_version: u16,
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 238 |     pub disk_number: u32,
[INFO] [stdout]     |         ^^^^^^^^^^^
[INFO] [stdout] 239 |     pub disk_with_central_directory: u32,
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 240 |     pub entries_on_this_disk: u64,
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 241 |     pub entries: u64,
[INFO] [stdout] 242 |     pub central_directory_size: u64,
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 243 |     pub central_directory_offset: u64,
[INFO] [stdout] 244 |     pub extensible_data: &'a [u8],
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Zip64EndOfCentralDirectory` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `minimum_extract_version`, `internal_file_attributes`, and `file_comment` are never read
[INFO] [stdout]    --> src/spec.rs:343:9
[INFO] [stdout]     |
[INFO] [stdout] 341 | pub struct CentralDirectoryEntry<'a> {
[INFO] [stdout]     |            --------------------- fields in this struct
[INFO] [stdout] 342 |     pub source_version: u16,
[INFO] [stdout] 343 |     pub minimum_extract_version: u16,
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 352 |     pub internal_file_attributes: u16,
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 357 |     pub file_comment: &'a [u8],
[INFO] [stdout]     |         ^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `CentralDirectoryEntry` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `minimum_extract_version` is never read
[INFO] [stdout]    --> src/spec.rs:630:9
[INFO] [stdout]     |
[INFO] [stdout] 629 | pub struct LocalFileHeader<'a> {
[INFO] [stdout]     |            --------------- field in this struct
[INFO] [stdout] 630 |     pub minimum_extract_version: u16,
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `LocalFileHeader` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/read.rs:261:20
[INFO] [stdout]     |
[INFO] [stdout] 261 |     pub fn entries(&self) -> &[FileMetadata] {
[INFO] [stdout]     |                    ^^^^^     ^^^^^^^^^^^^^^^
[INFO] [stdout]     |                    |         | |
[INFO] [stdout]     |                    |         | the same lifetime is hidden here
[INFO] [stdout]     |                    |         the same lifetime is elided here
[INFO] [stdout]     |                    the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 261 |     pub fn entries(&self) -> &[FileMetadata<'_>] {
[INFO] [stdout]     |                                            ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 33.25s
[INFO] running `Command { std: "docker" "inspect" "ac75b14353424b4c4cf67fdcc2fc55229f1580cd46b929e544dac5e75295eda5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ac75b14353424b4c4cf67fdcc2fc55229f1580cd46b929e544dac5e75295eda5", kill_on_drop: false }`
[INFO] [stdout] ac75b14353424b4c4cf67fdcc2fc55229f1580cd46b929e544dac5e75295eda5
