[INFO] fetching crate pdf 0.10.0...
[INFO] checking pdf-0.10.0 against 895980e0290783bb09b1ccf1b11f14eb09b10430 for pr-160186
[INFO] extracting crate pdf 0.10.0 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate pdf 0.10.0
[INFO] removed 0 missing examples
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate pdf 0.10.0
[INFO] tweaked toml for crates.io crate pdf 0.10.0 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate pdf 0.10.0 on toolchain 895980e0290783bb09b1ccf1b11f14eb09b10430
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+895980e0290783bb09b1ccf1b11f14eb09b10430" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate pdf 0.10.0 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" "+895980e0290783bb09b1ccf1b11f14eb09b10430" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:77db811e55d90add9212f6832c23229e3de5f1c1f9905e8cb07319ea15df73ac" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 58ccea10129404c00f410c3c8aed8294e3f975214baab3df65d1615fd8f1c547
[INFO] running `Command { std: "docker" "start" "58ccea10129404c00f410c3c8aed8294e3f975214baab3df65d1615fd8f1c547", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "58ccea10129404c00f410c3c8aed8294e3f975214baab3df65d1615fd8f1c547", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "58ccea10129404c00f410c3c8aed8294e3f975214baab3df65d1615fd8f1c547" "/opt/rustwide/cargo-home/bin/cargo" "+895980e0290783bb09b1ccf1b11f14eb09b10430" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "58ccea10129404c00f410c3c8aed8294e3f975214baab3df65d1615fd8f1c547", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "58ccea10129404c00f410c3c8aed8294e3f975214baab3df65d1615fd8f1c547" "/opt/rustwide/cargo-home/bin/cargo" "+895980e0290783bb09b1ccf1b11f14eb09b10430" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.103
[INFO] [stderr]    Compiling quote v1.0.42
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]     Checking memchr v2.7.6
[INFO] [stderr]    Compiling crc32fast v1.5.0
[INFO] [stderr]     Checking rle-decode-fast v1.0.3
[INFO] [stderr]     Checking adler32 v1.2.0
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[INFO] [stderr]     Checking crypto-common v0.1.7
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[INFO] [stderr]     Checking cipher v0.4.4
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[INFO] [stderr]     Checking libflate_lz77 v2.2.0
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[INFO] [stderr]    Compiling syn v2.0.111
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]     Checking tuple v0.5.2
[INFO] [stderr]    Compiling datasize_derive v0.2.15
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[INFO] [stderr]    Compiling async-trait v0.1.89
[INFO] [stderr]    Compiling fax_derive v0.2.0
[INFO] [stderr]    Compiling pdf_derive v0.3.0
[INFO] [stderr]     Checking datasize v0.2.15
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[INFO] [stdout] warning: use of deprecated constant `std::f32::INFINITY`: replaced by the `INFINITY` associated constant on `f32`
[INFO] [stdout]   --> src/object/function.rs:99:23
[INFO] [stdout]    |
[INFO] [stdout] 99 |         use std::f32::INFINITY;
[INFO] [stdout]    |                       ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::f32::INFINITY`: replaced by the `INFINITY` associated constant on `f32`
[INFO] [stdout]    --> src/object/function.rs:118:41
[INFO] [stdout]     |
[INFO] [stdout] 118 | ...                   .unwrap_or(-INFINITY),
[INFO] [stdout]     |                                   ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::f32::INFINITY`: replaced by the `INFINITY` associated constant on `f32`
[INFO] [stdout]    --> src/object/function.rs:122:40
[INFO] [stdout]     |
[INFO] [stdout] 122 | ...                   .unwrap_or(INFINITY),
[INFO] [stdout]     |                                  ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::f32::INFINITY`: replaced by the `INFINITY` associated constant on `f32`
[INFO] [stdout]   --> src/object/function.rs:99:23
[INFO] [stdout]    |
[INFO] [stdout] 99 |         use std::f32::INFINITY;
[INFO] [stdout]    |                       ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::f32::INFINITY`: replaced by the `INFINITY` associated constant on `f32`
[INFO] [stdout]    --> src/object/function.rs:118:41
[INFO] [stdout]     |
[INFO] [stdout] 118 | ...                   .unwrap_or(-INFINITY),
[INFO] [stdout]     |                                   ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::f32::INFINITY`: replaced by the `INFINITY` associated constant on `f32`
[INFO] [stdout]    --> src/object/function.rs:122:40
[INFO] [stdout]     |
[INFO] [stdout] 122 | ...                   .unwrap_or(INFINITY),
[INFO] [stdout]     |                                  ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: overflow evaluating the requirement `page::PageRc: Send`
[INFO] [stdout]   --> src/object/types/page.rs:43:17
[INFO] [stdout]    |
[INFO] [stdout] 43 | impl Object for PageRc {
[INFO] [stdout]    |                 ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: which requires `object::RcRef<pagesnode::PagesNode>: Send`
[INFO] [stdout]    = note: which requires `std::sync::Arc<pagesnode::PagesNode>: Send`
[INFO] [stdout]    = note: which requires `pagesnode::PagesNode: Send`
[INFO] [stdout]    = note: which requires `page::Page: Send`
[INFO] [stdout]    = note: which requires `page::PagesRc: Send`
[INFO] [stdout]    = note: which requires `object::RcRef<pagesnode::PagesNode>: Send`
[INFO] [stdout]    = note: which requires `std::sync::Arc<pagesnode::PagesNode>: Send`
[INFO] [stdout]    = note: which requires `pagesnode::PagesNode: Send`
[INFO] [stdout]    = note: which requires `page::Page: Send`
[INFO] [stdout]    = note: which requires `page::PagesRc: Send`
[INFO] [stdout]    = note: which requires `object::RcRef<pagesnode::PagesNode>: Send`
[INFO] [stdout]    = note: which requires `std::sync::Arc<pagesnode::PagesNode>: Send`
[INFO] [stdout]    = note: which requires `pagesnode::PagesNode: Send`
[INFO] [stdout]    = note: which requires `page::Page: Send`
[INFO] [stdout]    = note: which requires `page::PagesRc: Send`
[INFO] [stdout]    = note: and so on...
[INFO] [stdout]    = help: consider adding a manual `impl` of auto traits like `Send` for intermediate types, if auto traits are involved
[INFO] [stdout]    = help: or consider increasing the recursion limit by adding a `#![recursion_limit = "256"]` attribute to your crate (`pdf`)
[INFO] [stdout]    = note: this lint is attached to the whole crate and can't be disabled on a per-function basis
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]    = note: for more information, see issue #159228 <https://github.com/rust-lang/rust/issues/159228>
[INFO] [stdout]    = note: `#[warn(recursion_depth_exceeding_limit)]` (part of `#[warn(future_incompatible)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: overflow evaluating the requirement `page::PageRc: Send`
[INFO] [stdout]   --> src/object/types/page.rs:43:17
[INFO] [stdout]    |
[INFO] [stdout] 43 | impl Object for PageRc {
[INFO] [stdout]    |                 ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: which requires `object::RcRef<pagesnode::PagesNode>: Send`
[INFO] [stdout]    = note: which requires `std::sync::Arc<pagesnode::PagesNode>: Send`
[INFO] [stdout]    = note: which requires `pagesnode::PagesNode: Send`
[INFO] [stdout]    = note: which requires `page::Page: Send`
[INFO] [stdout]    = note: which requires `page::PagesRc: Send`
[INFO] [stdout]    = note: which requires `object::RcRef<pagesnode::PagesNode>: Send`
[INFO] [stdout]    = note: which requires `std::sync::Arc<pagesnode::PagesNode>: Send`
[INFO] [stdout]    = note: which requires `pagesnode::PagesNode: Send`
[INFO] [stdout]    = note: which requires `page::Page: Send`
[INFO] [stdout]    = note: which requires `page::PagesRc: Send`
[INFO] [stdout]    = note: which requires `object::RcRef<pagesnode::PagesNode>: Send`
[INFO] [stdout]    = note: which requires `std::sync::Arc<pagesnode::PagesNode>: Send`
[INFO] [stdout]    = note: which requires `pagesnode::PagesNode: Send`
[INFO] [stdout]    = note: which requires `page::Page: Send`
[INFO] [stdout]    = note: which requires `page::PagesRc: Send`
[INFO] [stdout]    = note: and so on...
[INFO] [stdout]    = help: consider adding a manual `impl` of auto traits like `Send` for intermediate types, if auto traits are involved
[INFO] [stdout]    = help: or consider increasing the recursion limit by adding a `#![recursion_limit = "256"]` attribute to your crate (`pdf`)
[INFO] [stdout]    = note: this lint is attached to the whole crate and can't be disabled on a per-function basis
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]    = note: for more information, see issue #159228 <https://github.com/rust-lang/rust/issues/159228>
[INFO] [stdout]    = note: `#[warn(recursion_depth_exceeding_limit)]` (part of `#[warn(future_incompatible)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable call
[INFO] [stdout]    --> src/error.rs:335:52
[INFO] [stdout]     |
[INFO] [stdout] 330 | macro_rules! err_from {
[INFO] [stdout] ...
[INFO] [stdout] 335 |                     PdfError::$variant { source: e.into() }
[INFO] [stdout]     |                                                  - ^^^^ unreachable call
[INFO] [stdout]     |                                                  |
[INFO] [stdout]     |                                                  any code following this expression is unreachable
[INFO] [stdout] ...
[INFO] [stdout] 343 | err_from!(std::num::ParseIntError, std::string::ParseError => Parse);
[INFO] [stdout]     | -------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unreachable_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable call
[INFO] [stdout]    --> src/error.rs:335:52
[INFO] [stdout]     |
[INFO] [stdout] 330 | macro_rules! err_from {
[INFO] [stdout] ...
[INFO] [stdout] 335 |                     PdfError::$variant { source: e.into() }
[INFO] [stdout]     |                                                  - ^^^^ unreachable call
[INFO] [stdout]     |                                                  |
[INFO] [stdout]     |                                                  any code following this expression is unreachable
[INFO] [stdout] ...
[INFO] [stdout] 343 | err_from!(std::num::ParseIntError, std::string::ParseError => Parse);
[INFO] [stdout]     | -------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unreachable_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/object/types/nametree.rs:156:13
[INFO] [stdout]     |
[INFO] [stdout] 156 |         let mut entries = VecDeque::from(entries);
[INFO] [stdout]     |             ----^^^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `root_levels`
[INFO] [stdout]    --> src/object/types/nametree.rs:154:13
[INFO] [stdout]     |
[INFO] [stdout] 154 |         let root_levels = IDEAL_LEVEL_SIZE.powf(root_levels_ln2).ceil() as usize;
[INFO] [stdout]     |             ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_root_levels`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `entries`
[INFO] [stdout]    --> src/object/types/nametree.rs:156:13
[INFO] [stdout]     |
[INFO] [stdout] 156 |         let mut entries = VecDeque::from(entries);
[INFO] [stdout]     |             ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_entries`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/object/types/nametree.rs:156:13
[INFO] [stdout]     |
[INFO] [stdout] 156 |         let mut entries = VecDeque::from(entries);
[INFO] [stdout]     |             ----^^^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `root_levels`
[INFO] [stdout]    --> src/object/types/nametree.rs:154:13
[INFO] [stdout]     |
[INFO] [stdout] 154 |         let root_levels = IDEAL_LEVEL_SIZE.powf(root_levels_ln2).ceil() as usize;
[INFO] [stdout]     |             ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_root_levels`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `entries`
[INFO] [stdout]    --> src/object/types/nametree.rs:156:13
[INFO] [stdout]     |
[INFO] [stdout] 156 |         let mut entries = VecDeque::from(entries);
[INFO] [stdout]     |             ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_entries`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Counter` is never used
[INFO] [stdout]  --> src/object/types/nametree.rs:6:10
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub enum Counter {
[INFO] [stdout]   |          ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Counter` is never used
[INFO] [stdout]  --> src/object/types/nametree.rs:6:10
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub enum Counter {
[INFO] [stdout]   |          ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] warning: unused dependency `deflate`
[INFO] [stderr]   --> Cargo.toml:13:15
[INFO] [stderr]    |
[INFO] [stderr] 13 | [dependencies.deflate]
[INFO] [stderr]    |               ^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `cargo::unused_dependencies` is set to `warn` by default
[INFO] [stderr] help: consider removing the dependency on `deflate`
[INFO] [stderr] warning: `pdf` (manifest) generated 1 warning
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 19.21s
[INFO] running `Command { std: "docker" "inspect" "58ccea10129404c00f410c3c8aed8294e3f975214baab3df65d1615fd8f1c547", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "58ccea10129404c00f410c3c8aed8294e3f975214baab3df65d1615fd8f1c547", kill_on_drop: false }`
[INFO] [stdout] 58ccea10129404c00f410c3c8aed8294e3f975214baab3df65d1615fd8f1c547
