[INFO] cloning repository https://github.com/jacobmiller22/project-pdf
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jacobmiller22/project-pdf" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjacobmiller22%2Fproject-pdf", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjacobmiller22%2Fproject-pdf'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 2c6a811b05b46ff8f3a396fff66b63ffdb8fc077
[INFO] testing jacobmiller22/project-pdf against master#733b47ea4b1b86216f14ef56e49440c33933f230+rustflags=-Copt-level=3 for pr-138759
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjacobmiller22%2Fproject-pdf" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/jacobmiller22/project-pdf
[INFO] finished tweaking git repo https://github.com/jacobmiller22/project-pdf
[INFO] tweaked toml for git repo https://github.com/jacobmiller22/project-pdf written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/jacobmiller22/project-pdf on toolchain 733b47ea4b1b86216f14ef56e49440c33933f230
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+733b47ea4b1b86216f14ef56e49440c33933f230" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/jacobmiller22/project-pdf 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" "+733b47ea4b1b86216f14ef56e49440c33933f230" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: virtual workspace defaulting to `resolver = "1"` despite one or more workspace members being on edition 2021 which implies `resolver = "2"`
[INFO] [stderr] note: to keep the current resolver, specify `workspace.resolver = "1"` in the workspace root's manifest
[INFO] [stderr] note: to use the edition 2021 resolver, specify `workspace.resolver = "2"` in the workspace root's manifest
[INFO] [stderr] note: for more details see https://doc.rust-lang.org/cargo/reference/resolver.html#resolver-versions
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+733b47ea4b1b86216f14ef56e49440c33933f230" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ae74286b88b9f279b3de597c6842a26e0c5d1acb5039da1d2bea3c1d499a6442
[INFO] running `Command { std: "docker" "start" "-a" "ae74286b88b9f279b3de597c6842a26e0c5d1acb5039da1d2bea3c1d499a6442", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ae74286b88b9f279b3de597c6842a26e0c5d1acb5039da1d2bea3c1d499a6442", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ae74286b88b9f279b3de597c6842a26e0c5d1acb5039da1d2bea3c1d499a6442", kill_on_drop: false }`
[INFO] [stdout] ae74286b88b9f279b3de597c6842a26e0c5d1acb5039da1d2bea3c1d499a6442
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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 -Copt-level=3" "-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" "+733b47ea4b1b86216f14ef56e49440c33933f230" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 857440051ae3b38d9c260c06346e5272141d314d46414505bd111d20fc7ce8c3
[INFO] running `Command { std: "docker" "start" "-a" "857440051ae3b38d9c260c06346e5272141d314d46414505bd111d20fc7ce8c3", kill_on_drop: false }`
[INFO] [stderr] warning: virtual workspace defaulting to `resolver = "1"` despite one or more workspace members being on edition 2021 which implies `resolver = "2"`
[INFO] [stderr] note: to keep the current resolver, specify `workspace.resolver = "1"` in the workspace root's manifest
[INFO] [stderr] note: to use the edition 2021 resolver, specify `workspace.resolver = "2"` in the workspace root's manifest
[INFO] [stderr] note: for more details see https://doc.rust-lang.org/cargo/reference/resolver.html#resolver-versions
[INFO] [stderr]    Compiling project-pdf v0.1.0 (/opt/rustwide/workdir/project-pdf)
[INFO] [stdout] warning: unused import: `Display`
[INFO] [stdout]  --> project-pdf/src/lexer/mod.rs:1:22
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::fmt::{self, Display};
[INFO] [stdout]   |                      ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `buf`
[INFO] [stdout]   --> project-pdf/src/lib.rs:11:37
[INFO] [stdout]    |
[INFO] [stdout] 11 |     fn header_offset<'a>(&mut self, buf: &'a [u8]) -> Result<usize, PDFProcessingError> {
[INFO] [stdout]    |                                     ^^^ help: if this is intentional, prefix it with an underscore: `_buf`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `buf`
[INFO] [stdout]   --> project-pdf/src/lib.rs:19:9
[INFO] [stdout]    |
[INFO] [stdout] 19 |         buf: &[u8],
[INFO] [stdout]    |         ^^^ help: if this is intentional, prefix it with an underscore: `_buf`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `buf`
[INFO] [stdout]   --> project-pdf/src/lib.rs:80:9
[INFO] [stdout]    |
[INFO] [stdout] 80 |         buf: &[u8],
[INFO] [stdout]    |         ^^^ help: if this is intentional, prefix it with an underscore: `_buf`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `buf`
[INFO] [stdout]   --> project-pdf/src/lib.rs:92:9
[INFO] [stdout]    |
[INFO] [stdout] 92 |         buf: &[u8],
[INFO] [stdout]    |         ^^^ help: if this is intentional, prefix it with an underscore: `_buf`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `buf`
[INFO] [stdout]    --> project-pdf/src/lib.rs:104:9
[INFO] [stdout]     |
[INFO] [stdout] 104 |         buf: &[u8],
[INFO] [stdout]     |         ^^^ help: if this is intentional, prefix it with an underscore: `_buf`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling read-doc v0.1.0 (/opt/rustwide/workdir/examples/read-doc)
[INFO] [stdout] warning: unused import: `project_pdf`
[INFO] [stdout]  --> examples/read-doc/src/main.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use project_pdf;
[INFO] [stdout]   |     ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Read`, `env`, and `fs::File`
[INFO] [stdout]  --> examples/read-doc/src/main.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 |     env,
[INFO] [stdout]   |     ^^^
[INFO] [stdout] 4 |     fs::File,
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout] 5 |     io::{self, Read},
[INFO] [stdout]   |                ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.59s
[INFO] running `Command { std: "docker" "inspect" "857440051ae3b38d9c260c06346e5272141d314d46414505bd111d20fc7ce8c3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "857440051ae3b38d9c260c06346e5272141d314d46414505bd111d20fc7ce8c3", kill_on_drop: false }`
[INFO] [stdout] 857440051ae3b38d9c260c06346e5272141d314d46414505bd111d20fc7ce8c3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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 -Copt-level=3" "-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" "+733b47ea4b1b86216f14ef56e49440c33933f230" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] df971682dc5bd713270e4b7786616e1fa171a183d3851df357f59dbe5f3eb107
[INFO] running `Command { std: "docker" "start" "-a" "df971682dc5bd713270e4b7786616e1fa171a183d3851df357f59dbe5f3eb107", kill_on_drop: false }`
[INFO] [stderr] warning: virtual workspace defaulting to `resolver = "1"` despite one or more workspace members being on edition 2021 which implies `resolver = "2"`
[INFO] [stderr] note: to keep the current resolver, specify `workspace.resolver = "1"` in the workspace root's manifest
[INFO] [stderr] note: to use the edition 2021 resolver, specify `workspace.resolver = "2"` in the workspace root's manifest
[INFO] [stderr] note: for more details see https://doc.rust-lang.org/cargo/reference/resolver.html#resolver-versions
[INFO] [stderr]    Compiling read-doc v0.1.0 (/opt/rustwide/workdir/examples/read-doc)
[INFO] [stdout] warning: unused import: `Display`
[INFO] [stdout]  --> project-pdf/src/lexer/mod.rs:1:22
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::fmt::{self, Display};
[INFO] [stdout]   |                      ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling project-pdf v0.1.0 (/opt/rustwide/workdir/project-pdf)
[INFO] [stdout] warning: unused variable: `buf`
[INFO] [stdout]   --> project-pdf/src/lib.rs:11:37
[INFO] [stdout]    |
[INFO] [stdout] 11 |     fn header_offset<'a>(&mut self, buf: &'a [u8]) -> Result<usize, PDFProcessingError> {
[INFO] [stdout]    |                                     ^^^ help: if this is intentional, prefix it with an underscore: `_buf`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `buf`
[INFO] [stdout]   --> project-pdf/src/lib.rs:19:9
[INFO] [stdout]    |
[INFO] [stdout] 19 |         buf: &[u8],
[INFO] [stdout]    |         ^^^ help: if this is intentional, prefix it with an underscore: `_buf`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `buf`
[INFO] [stdout]   --> project-pdf/src/lib.rs:80:9
[INFO] [stdout]    |
[INFO] [stdout] 80 |         buf: &[u8],
[INFO] [stdout]    |         ^^^ help: if this is intentional, prefix it with an underscore: `_buf`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `buf`
[INFO] [stdout]   --> project-pdf/src/lib.rs:92:9
[INFO] [stdout]    |
[INFO] [stdout] 92 |         buf: &[u8],
[INFO] [stdout]    |         ^^^ help: if this is intentional, prefix it with an underscore: `_buf`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `buf`
[INFO] [stdout]    --> project-pdf/src/lib.rs:104:9
[INFO] [stdout]     |
[INFO] [stdout] 104 |         buf: &[u8],
[INFO] [stdout]     |         ^^^ help: if this is intentional, prefix it with an underscore: `_buf`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `project_pdf`
[INFO] [stdout]  --> examples/read-doc/src/main.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use project_pdf;
[INFO] [stdout]   |     ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Read`, `env`, and `fs::File`
[INFO] [stdout]  --> examples/read-doc/src/main.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 |     env,
[INFO] [stdout]   |     ^^^
[INFO] [stdout] 4 |     fs::File,
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout] 5 |     io::{self, Read},
[INFO] [stdout]   |                ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Display`
[INFO] [stdout]  --> project-pdf/src/lexer/mod.rs:1:22
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::fmt::{self, Display};
[INFO] [stdout]   |                      ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `buf`
[INFO] [stdout]   --> project-pdf/src/lib.rs:11:37
[INFO] [stdout]    |
[INFO] [stdout] 11 |     fn header_offset<'a>(&mut self, buf: &'a [u8]) -> Result<usize, PDFProcessingError> {
[INFO] [stdout]    |                                     ^^^ help: if this is intentional, prefix it with an underscore: `_buf`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `buf`
[INFO] [stdout]   --> project-pdf/src/lib.rs:19:9
[INFO] [stdout]    |
[INFO] [stdout] 19 |         buf: &[u8],
[INFO] [stdout]    |         ^^^ help: if this is intentional, prefix it with an underscore: `_buf`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `buf`
[INFO] [stdout]   --> project-pdf/src/lib.rs:80:9
[INFO] [stdout]    |
[INFO] [stdout] 80 |         buf: &[u8],
[INFO] [stdout]    |         ^^^ help: if this is intentional, prefix it with an underscore: `_buf`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `buf`
[INFO] [stdout]   --> project-pdf/src/lib.rs:92:9
[INFO] [stdout]    |
[INFO] [stdout] 92 |         buf: &[u8],
[INFO] [stdout]    |         ^^^ help: if this is intentional, prefix it with an underscore: `_buf`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `buf`
[INFO] [stdout]    --> project-pdf/src/lib.rs:104:9
[INFO] [stdout]     |
[INFO] [stdout] 104 |         buf: &[u8],
[INFO] [stdout]     |         ^^^ help: if this is intentional, prefix it with an underscore: `_buf`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `xref_offset`
[INFO] [stdout]    --> project-pdf/src/lib.rs:318:13
[INFO] [stdout]     |
[INFO] [stdout] 318 |         let xref_offset = pdf
[INFO] [stdout]     |             ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_xref_offset`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.74s
[INFO] running `Command { std: "docker" "inspect" "df971682dc5bd713270e4b7786616e1fa171a183d3851df357f59dbe5f3eb107", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "df971682dc5bd713270e4b7786616e1fa171a183d3851df357f59dbe5f3eb107", kill_on_drop: false }`
[INFO] [stdout] df971682dc5bd713270e4b7786616e1fa171a183d3851df357f59dbe5f3eb107
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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 -Copt-level=3" "-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" "+733b47ea4b1b86216f14ef56e49440c33933f230" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 80bc1ee5e79a3941874e44066b21a61cdabb98cad54e831b38b159d9b6d5946a
[INFO] running `Command { std: "docker" "start" "-a" "80bc1ee5e79a3941874e44066b21a61cdabb98cad54e831b38b159d9b6d5946a", kill_on_drop: false }`
[INFO] [stderr] warning: virtual workspace defaulting to `resolver = "1"` despite one or more workspace members being on edition 2021 which implies `resolver = "2"`
[INFO] [stderr] note: to keep the current resolver, specify `workspace.resolver = "1"` in the workspace root's manifest
[INFO] [stderr] note: to use the edition 2021 resolver, specify `workspace.resolver = "2"` in the workspace root's manifest
[INFO] [stderr] note: for more details see https://doc.rust-lang.org/cargo/reference/resolver.html#resolver-versions
[INFO] [stderr] warning: unused import: `Display`
[INFO] [stderr]  --> project-pdf/src/lexer/mod.rs:1:22
[INFO] [stderr]   |
[INFO] [stderr] 1 | use std::fmt::{self, Display};
[INFO] [stderr]   |                      ^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `buf`
[INFO] [stderr]   --> project-pdf/src/lib.rs:11:37
[INFO] [stderr]    |
[INFO] [stderr] 11 |     fn header_offset<'a>(&mut self, buf: &'a [u8]) -> Result<usize, PDFProcessingError> {
[INFO] [stderr]    |                                     ^^^ help: if this is intentional, prefix it with an underscore: `_buf`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `buf`
[INFO] [stderr]   --> project-pdf/src/lib.rs:19:9
[INFO] [stderr]    |
[INFO] [stderr] 19 |         buf: &[u8],
[INFO] [stderr]    |         ^^^ help: if this is intentional, prefix it with an underscore: `_buf`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `buf`
[INFO] [stderr]   --> project-pdf/src/lib.rs:80:9
[INFO] [stderr]    |
[INFO] [stderr] 80 |         buf: &[u8],
[INFO] [stderr]    |         ^^^ help: if this is intentional, prefix it with an underscore: `_buf`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `buf`
[INFO] [stderr]   --> project-pdf/src/lib.rs:92:9
[INFO] [stderr]    |
[INFO] [stderr] 92 |         buf: &[u8],
[INFO] [stderr]    |         ^^^ help: if this is intentional, prefix it with an underscore: `_buf`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `buf`
[INFO] [stderr]    --> project-pdf/src/lib.rs:104:9
[INFO] [stderr]     |
[INFO] [stderr] 104 |         buf: &[u8],
[INFO] [stderr]     |         ^^^ help: if this is intentional, prefix it with an underscore: `_buf`
[INFO] [stderr] 
[INFO] [stderr] warning: `project-pdf` (lib) generated 6 warnings (run `cargo fix --lib -p project-pdf` to apply 1 suggestion)
[INFO] [stderr] warning: unused import: `project_pdf`
[INFO] [stderr]  --> examples/read-doc/src/main.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use project_pdf;
[INFO] [stderr]   |     ^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `Read`, `env`, and `fs::File`
[INFO] [stderr]  --> examples/read-doc/src/main.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 3 |     env,
[INFO] [stderr]   |     ^^^
[INFO] [stderr] 4 |     fs::File,
[INFO] [stderr]   |     ^^^^^^^^
[INFO] [stderr] 5 |     io::{self, Read},
[INFO] [stderr]   |                ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `xref_offset`
[INFO] [stderr]    --> project-pdf/src/lib.rs:318:13
[INFO] [stderr]     |
[INFO] [stderr] 318 |         let xref_offset = pdf
[INFO] [stderr]     |             ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_xref_offset`
[INFO] [stderr] 
[INFO] [stderr] warning: `read-doc` (bin "read-doc" test) generated 2 warnings (run `cargo fix --bin "read-doc" --tests` to apply 2 suggestions)
[INFO] [stderr] warning: `project-pdf` (lib test) generated 7 warnings (6 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/project_pdf-cdae120d6c6a584f)
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test lexer::tests::it_works ... ok
[INFO] [stdout] test tests::test_parse_literalstring ... ok
[INFO] [stdout] test tests::test_xref_offset ... ok
[INFO] [stdout] test tests::test_parse_xref ... FAILED
[INFO] [stderr] error: test failed, to rerun pass `-p project-pdf --lib`
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- tests::test_parse_xref stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread 'tests::test_parse_xref' panicked at project-pdf/src/lib.rs:312:43:
[INFO] [stdout] Failed to read file: Os { code: 2, kind: NotFound, message: "No such file or directory" }
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x5cedd325c8d2 - std::backtrace_rs::backtrace::libunwind::trace::h73a647620bf1c49d
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x5cedd325c8d2 - std::backtrace_rs::backtrace::trace_unsynchronized::hd4d513ed96cb3cb1
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x5cedd325c8d2 - std::sys::backtrace::_print_fmt::h61bb95f7476aafa5
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/sys/backtrace.rs:66:9
[INFO] [stdout]    3:     0x5cedd325c8d2 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::ha2e7e3a01df69042
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/sys/backtrace.rs:39:26
[INFO] [stdout]    4:     0x5cedd32819c3 - core::fmt::rt::Argument::fmt::hf14163372f0f9a76
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/core/src/fmt/rt.rs:173:76
[INFO] [stdout]    5:     0x5cedd32819c3 - core::fmt::write::h7cb8f63788cd01d2
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/core/src/fmt/mod.rs:1465:25
[INFO] [stdout]    6:     0x5cedd3259863 - std::io::default_write_fmt::h9ed739ccee8a150c
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/io/mod.rs:639:11
[INFO] [stdout]    7:     0x5cedd3259863 - std::io::Write::write_fmt::h1c0a32da913b32f1
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/io/mod.rs:1954:13
[INFO] [stdout]    8:     0x5cedd325c722 - std::sys::backtrace::BacktraceLock::print::h3ec4d7883eb25e61
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/sys/backtrace.rs:42:9
[INFO] [stdout]    9:     0x5cedd325de3c - std::panicking::default_hook::{{closure}}::h29548987efd832cb
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/panicking.rs:300:27
[INFO] [stdout]   10:     0x5cedd325dc92 - std::panicking::default_hook::ha25170a15c643514
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/panicking.rs:324:9
[INFO] [stdout]   11:     0x5cedd3224994 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h562adeecbf43c420
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/alloc/src/boxed.rs:1985:9
[INFO] [stdout]   12:     0x5cedd3224994 - test::test_main_with_exit_callback::{{closure}}::h97dd2a879d27e0e4
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/test/src/lib.rs:145:21
[INFO] [stdout]   13:     0x5cedd325e81b - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h7e85cbdbda26fdb7
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/alloc/src/boxed.rs:1985:9
[INFO] [stdout]   14:     0x5cedd325e81b - std::panicking::rust_panic_with_hook::h0d81afcd829aa24b
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/panicking.rs:841:13
[INFO] [stdout]   15:     0x5cedd325e5ea - std::panicking::begin_panic_handler::{{closure}}::hc84a33f1202346cf
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/panicking.rs:706:13
[INFO] [stdout]   16:     0x5cedd325cdc9 - std::sys::backtrace::__rust_end_short_backtrace::h373067a14f6c59aa
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/sys/backtrace.rs:168:18
[INFO] [stdout]   17:     0x5cedd325e27d - __rustc[beb0385846a06d21]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/panicking.rs:697:5
[INFO] [stdout]   18:     0x5cedd3280510 - core::panicking::panic_fmt::ha33fa2ae772efba9
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/core/src/panicking.rs:75:14
[INFO] [stdout]   19:     0x5cedd32808b6 - core::result::unwrap_failed::hfbbd3c78a73fea3d
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/core/src/result.rs:1761:5
[INFO] [stdout]   20:     0x5cedd31ea3dc - core::result::Result<T,E>::expect::h2072f75469b75fad
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/core/src/result.rs:1119:23
[INFO] [stdout]   21:     0x5cedd31ea3dc - project_pdf::tests::test_parse_xref::h53cb330cd5331a9e
[INFO] [stdout]                                at /opt/rustwide/workdir/project-pdf/src/lib.rs:312:43
[INFO] [stdout]   22:     0x5cedd31ea3dc - project_pdf::tests::test_parse_xref::{{closure}}::h17d47de45cc8e8d4
[INFO] [stdout]                                at /opt/rustwide/workdir/project-pdf/src/lib.rs:303:25
[INFO] [stdout]   23:     0x5cedd31ea3dc - core::ops::function::FnOnce::call_once::hb6f8c400d314099f
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   24:     0x5cedd322a0cb - core::ops::function::FnOnce::call_once::hf84b9c3d864a6959
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   25:     0x5cedd322a0cb - test::__rust_begin_short_backtrace::h5724e31441c16fcb
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/test/src/lib.rs:648:18
[INFO] [stdout]   26:     0x5cedd322930e - test::run_test_in_process::{{closure}}::hbc28c9aa91793d7d
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/test/src/lib.rs:671:74
[INFO] [stdout]   27:     0x5cedd322930e - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::hc17b0e238c0f8f3e
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   28:     0x5cedd322930e - std::panicking::catch_unwind::do_call::hcdbce0d6dd6c83ce
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/panicking.rs:589:40
[INFO] [stdout]   29:     0x5cedd322930e - std::panicking::catch_unwind::h9477967ceea044e8
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/panicking.rs:552:19
[INFO] [stdout]   30:     0x5cedd322930e - std::panic::catch_unwind::h616a2e249da12e16
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/panic.rs:359:14
[INFO] [stdout]   31:     0x5cedd322930e - test::run_test_in_process::h2758deb0f2e54430
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/test/src/lib.rs:671:27
[INFO] [stdout]   32:     0x5cedd322930e - test::run_test::{{closure}}::habe5cd2564b18aaa
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/test/src/lib.rs:592:43
[INFO] [stdout]   33:     0x5cedd31eceb4 - test::run_test::{{closure}}::h9a0a6928f1a15421
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/test/src/lib.rs:622:41
[INFO] [stdout]   34:     0x5cedd31eceb4 - std::sys::backtrace::__rust_begin_short_backtrace::hd68b5332434a22ca
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/sys/backtrace.rs:152:18
[INFO] [stdout]   35:     0x5cedd31f085a - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::h264ddcc3098eacae
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/thread/mod.rs:559:17
[INFO] [stdout]   36:     0x5cedd31f085a - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h9fa39489749d6f3c
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   37:     0x5cedd31f085a - std::panicking::catch_unwind::do_call::hb9a1944b9f85100f
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/panicking.rs:589:40
[INFO] [stdout]   38:     0x5cedd31f085a - std::panicking::catch_unwind::h0c6f100786c0dad8
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/panicking.rs:552:19
[INFO] [stdout]   39:     0x5cedd31f085a - std::panic::catch_unwind::hf6084e2723385823
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/panic.rs:359:14
[INFO] [stdout]   40:     0x5cedd31f085a - std::thread::Builder::spawn_unchecked_::{{closure}}::hf0af58ce658143ad
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/thread/mod.rs:557:30
[INFO] [stdout]   41:     0x5cedd31f085a - core::ops::function::FnOnce::call_once{{vtable.shim}}::h88a14f9b2e79f9de
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   42:     0x5cedd3261777 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::hf31256ba38644b65
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/alloc/src/boxed.rs:1971:9
[INFO] [stdout]   43:     0x5cedd3261777 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h100ad77f3448041b
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/alloc/src/boxed.rs:1971:9
[INFO] [stdout]   44:     0x5cedd3261777 - std::sys::pal::unix::thread::Thread::new::thread_start::h1a22ded422ce395b
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/sys/pal/unix/thread.rs:97:17
[INFO] [stdout]   45:     0x7b970babcaa4 - <unknown>
[INFO] [stdout]   46:     0x7b970bb49a34 - clone
[INFO] [stdout]   47:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     tests::test_parse_xref
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 3 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "80bc1ee5e79a3941874e44066b21a61cdabb98cad54e831b38b159d9b6d5946a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "80bc1ee5e79a3941874e44066b21a61cdabb98cad54e831b38b159d9b6d5946a", kill_on_drop: false }`
[INFO] [stdout] 80bc1ee5e79a3941874e44066b21a61cdabb98cad54e831b38b159d9b6d5946a
