[INFO] fetching crate font-reader 0.1.5...
[INFO] testing font-reader-0.1.5 against 1.60.0 for beta-1.61-1
[INFO] extracting crate font-reader 0.1.5 into /workspace/builds/worker-78/source
[INFO] validating manifest of crates.io crate font-reader 0.1.5 on toolchain 1.60.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate font-reader 0.1.5
[INFO] finished tweaking crates.io crate font-reader 0.1.5
[INFO] tweaked toml for crates.io crate font-reader 0.1.5 written to /workspace/builds/worker-78/source/Cargo.toml
[INFO] crate crates.io crate font-reader 0.1.5 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded binary-reader v0.4.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-78/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-78/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] cf400aa6080b6f4fe3fe260e0e14385e4bf4c0e82802608cc77aa18b98d9f528
[INFO] running `Command { std: "docker" "start" "-a" "cf400aa6080b6f4fe3fe260e0e14385e4bf4c0e82802608cc77aa18b98d9f528", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cf400aa6080b6f4fe3fe260e0e14385e4bf4c0e82802608cc77aa18b98d9f528", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cf400aa6080b6f4fe3fe260e0e14385e4bf4c0e82802608cc77aa18b98d9f528", kill_on_drop: false }`
[INFO] [stdout] cf400aa6080b6f4fe3fe260e0e14385e4bf4c0e82802608cc77aa18b98d9f528
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-78/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-78/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=warn" "-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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 506bae8e169ebac36b7319cb116445032bc27a90e199a64d371cc680ab5927b9
[INFO] running `Command { std: "docker" "start" "-a" "506bae8e169ebac36b7319cb116445032bc27a90e199a64d371cc680ab5927b9", kill_on_drop: false }`
[INFO] [stderr]    Compiling binary-reader v0.4.0
[INFO] [stderr]    Compiling font-reader v0.1.5 (/opt/rustwide/workdir)
[INFO] [stdout] warning: value assigned to `value` is never read
[INFO] [stdout]    --> src/formats/ttf.rs:131:17
[INFO] [stdout]     |
[INFO] [stdout] 131 |         let mut value = String::from("");
[INFO] [stdout]     |                 ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `value` is never read
[INFO] [stdout]    --> src/formats/ttf.rs:131:17
[INFO] [stdout]     |
[INFO] [stdout] 131 |         let mut value = String::from("");
[INFO] [stdout]     |                 ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias is never used: `Fonts`
[INFO] [stdout]  --> src/types.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub type Fonts = Vec<Font>;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Font`
[INFO] [stdout]  --> src/types.rs:3:12
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub struct Font {
[INFO] [stdout]   |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `TTC`
[INFO] [stdout]  --> src/formats/ttc.rs:7:12
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub struct TTC<'a> {
[INFO] [stdout]   |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/formats/ttc.rs:13:10
[INFO] [stdout]    |
[INFO] [stdout] 13 |   pub fn new(reader: &'a mut BinaryReader) -> Self {
[INFO] [stdout]    |          ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `read_header`
[INFO] [stdout]   --> src/formats/ttc.rs:20:6
[INFO] [stdout]    |
[INFO] [stdout] 20 |   fn read_header(&mut self) -> Result<u32, Error> {
[INFO] [stdout]    |      ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_data`
[INFO] [stdout]   --> src/formats/ttc.rs:40:10
[INFO] [stdout]    |
[INFO] [stdout] 40 |   pub fn get_data(mut self) -> Result<Fonts, Error> {
[INFO] [stdout]    |          ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `TTF`
[INFO] [stdout]  --> src/formats/ttf.rs:6:12
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub struct TTF<'a> {
[INFO] [stdout]   |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/formats/ttf.rs:13:10
[INFO] [stdout]    |
[INFO] [stdout] 13 |   pub fn new(reader: &'a mut BinaryReader, offset: usize) -> Self {
[INFO] [stdout]    |          ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `read_header`
[INFO] [stdout]   --> src/formats/ttf.rs:21:6
[INFO] [stdout]    |
[INFO] [stdout] 21 |   fn read_header(&mut self) -> Result<u16, Error> {
[INFO] [stdout]    |      ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_table_offset`
[INFO] [stdout]   --> src/formats/ttf.rs:44:6
[INFO] [stdout]    |
[INFO] [stdout] 44 |   fn get_table_offset(&mut self, name: String) -> Result<u32, Error> {
[INFO] [stdout]    |      ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_data`
[INFO] [stdout]   --> src/formats/ttf.rs:87:10
[INFO] [stdout]    |
[INFO] [stdout] 87 |   pub fn get_data(&mut self) -> Result<Fonts, Error> {
[INFO] [stdout]    |          ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 12 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.67s
[INFO] running `Command { std: "docker" "inspect" "506bae8e169ebac36b7319cb116445032bc27a90e199a64d371cc680ab5927b9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "506bae8e169ebac36b7319cb116445032bc27a90e199a64d371cc680ab5927b9", kill_on_drop: false }`
[INFO] [stdout] 506bae8e169ebac36b7319cb116445032bc27a90e199a64d371cc680ab5927b9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-78/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-78/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=warn" "-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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4be067f09c4dbeee5eaeff82c3ad4e14ee32f6432f65de6aa4520520dc87587e
[INFO] running `Command { std: "docker" "start" "-a" "4be067f09c4dbeee5eaeff82c3ad4e14ee32f6432f65de6aa4520520dc87587e", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling font-reader v0.1.5 (/opt/rustwide/workdir)
[INFO] [stdout] warning: value assigned to `value` is never read
[INFO] [stdout]    --> src/formats/ttf.rs:131:17
[INFO] [stdout]     |
[INFO] [stdout] 131 |         let mut value = String::from("");
[INFO] [stdout]     |                 ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `value` is never read
[INFO] [stdout]    --> src/formats/ttf.rs:131:17
[INFO] [stdout]     |
[INFO] [stdout] 131 |         let mut value = String::from("");
[INFO] [stdout]     |                 ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `value` is never read
[INFO] [stdout]    --> src/formats/ttf.rs:131:17
[INFO] [stdout]     |
[INFO] [stdout] 131 |         let mut value = String::from("");
[INFO] [stdout]     |                 ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias is never used: `Fonts`
[INFO] [stdout]  --> src/types.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub type Fonts = Vec<Font>;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Font`
[INFO] [stdout]  --> src/types.rs:3:12
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub struct Font {
[INFO] [stdout]   |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `TTC`
[INFO] [stdout]  --> src/formats/ttc.rs:7:12
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub struct TTC<'a> {
[INFO] [stdout]   |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/formats/ttc.rs:13:10
[INFO] [stdout]    |
[INFO] [stdout] 13 |   pub fn new(reader: &'a mut BinaryReader) -> Self {
[INFO] [stdout]    |          ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `read_header`
[INFO] [stdout]   --> src/formats/ttc.rs:20:6
[INFO] [stdout]    |
[INFO] [stdout] 20 |   fn read_header(&mut self) -> Result<u32, Error> {
[INFO] [stdout]    |      ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_data`
[INFO] [stdout]   --> src/formats/ttc.rs:40:10
[INFO] [stdout]    |
[INFO] [stdout] 40 |   pub fn get_data(mut self) -> Result<Fonts, Error> {
[INFO] [stdout]    |          ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `TTF`
[INFO] [stdout]  --> src/formats/ttf.rs:6:12
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub struct TTF<'a> {
[INFO] [stdout]   |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/formats/ttf.rs:13:10
[INFO] [stdout]    |
[INFO] [stdout] 13 |   pub fn new(reader: &'a mut BinaryReader, offset: usize) -> Self {
[INFO] [stdout]    |          ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `read_header`
[INFO] [stdout]   --> src/formats/ttf.rs:21:6
[INFO] [stdout]    |
[INFO] [stdout] 21 |   fn read_header(&mut self) -> Result<u16, Error> {
[INFO] [stdout]    |      ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_table_offset`
[INFO] [stdout]   --> src/formats/ttf.rs:44:6
[INFO] [stdout]    |
[INFO] [stdout] 44 |   fn get_table_offset(&mut self, name: String) -> Result<u32, Error> {
[INFO] [stdout]    |      ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_data`
[INFO] [stdout]   --> src/formats/ttf.rs:87:10
[INFO] [stdout]    |
[INFO] [stdout] 87 |   pub fn get_data(&mut self) -> Result<Fonts, Error> {
[INFO] [stdout]    |          ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 12 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.54s
[INFO] running `Command { std: "docker" "inspect" "4be067f09c4dbeee5eaeff82c3ad4e14ee32f6432f65de6aa4520520dc87587e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4be067f09c4dbeee5eaeff82c3ad4e14ee32f6432f65de6aa4520520dc87587e", kill_on_drop: false }`
[INFO] [stdout] 4be067f09c4dbeee5eaeff82c3ad4e14ee32f6432f65de6aa4520520dc87587e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-78/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-78/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=warn" "-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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 22c92b9ab622666d7fa28544ec6d844344a01a660587737a17525a784ba75859
[INFO] running `Command { std: "docker" "start" "-a" "22c92b9ab622666d7fa28544ec6d844344a01a660587737a17525a784ba75859", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr] warning: value assigned to `value` is never read
[INFO] [stdout] 
[INFO] [stderr]    --> src/formats/ttf.rs:131:17
[INFO] [stdout] running 0 tests
[INFO] [stderr]     |
[INFO] [stdout] 
[INFO] [stderr] 131 |         let mut value = String::from("");
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stderr]     |                 ^^^^^
[INFO] [stdout] 
[INFO] [stderr]     |
[INFO] [stdout] 
[INFO] [stderr]     = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout] running 0 tests
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stderr] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stderr] warning: `font-reader` (lib) generated 1 warning
[INFO] [stdout] 
[INFO] [stderr] warning: type alias is never used: `Fonts`
[INFO] [stderr]  --> src/types.rs:1:1
[INFO] [stderr]   |
[INFO] [stderr] 1 | pub type Fonts = Vec<Font>;
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `Font`
[INFO] [stderr]  --> src/types.rs:3:12
[INFO] [stderr]   |
[INFO] [stderr] 3 | pub struct Font {
[INFO] [stderr]   |            ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `TTC`
[INFO] [stderr]  --> src/formats/ttc.rs:7:12
[INFO] [stderr]   |
[INFO] [stderr] 7 | pub struct TTC<'a> {
[INFO] [stderr]   |            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `new`
[INFO] [stderr]   --> src/formats/ttc.rs:13:10
[INFO] [stderr]    |
[INFO] [stderr] 13 |   pub fn new(reader: &'a mut BinaryReader) -> Self {
[INFO] [stderr]    |          ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `read_header`
[INFO] [stderr]   --> src/formats/ttc.rs:20:6
[INFO] [stderr]    |
[INFO] [stderr] 20 |   fn read_header(&mut self) -> Result<u32, Error> {
[INFO] [stderr]    |      ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `get_data`
[INFO] [stderr]   --> src/formats/ttc.rs:40:10
[INFO] [stderr]    |
[INFO] [stderr] 40 |   pub fn get_data(mut self) -> Result<Fonts, Error> {
[INFO] [stderr]    |          ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `TTF`
[INFO] [stderr]  --> src/formats/ttf.rs:6:12
[INFO] [stderr]   |
[INFO] [stderr] 6 | pub struct TTF<'a> {
[INFO] [stderr]   |            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `new`
[INFO] [stderr]   --> src/formats/ttf.rs:13:10
[INFO] [stderr]    |
[INFO] [stderr] 13 |   pub fn new(reader: &'a mut BinaryReader, offset: usize) -> Self {
[INFO] [stderr]    |          ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `read_header`
[INFO] [stderr]   --> src/formats/ttf.rs:21:6
[INFO] [stderr]    |
[INFO] [stderr] 21 |   fn read_header(&mut self) -> Result<u16, Error> {
[INFO] [stderr]    |      ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `get_table_offset`
[INFO] [stderr]   --> src/formats/ttf.rs:44:6
[INFO] [stderr]    |
[INFO] [stderr] 44 |   fn get_table_offset(&mut self, name: String) -> Result<u32, Error> {
[INFO] [stderr]    |      ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `get_data`
[INFO] [stderr]   --> src/formats/ttf.rs:87:10
[INFO] [stderr]    |
[INFO] [stderr] 87 |   pub fn get_data(&mut self) -> Result<Fonts, Error> {
[INFO] [stderr]    |          ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `font-reader` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr] warning: `font-reader` (bin "font-reader" test) generated 12 warnings (1 duplicate)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.76s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/font_reader-bd723c3c5fd0fadf)
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/font_reader-91ea9907938faebb)
[INFO] [stderr]    Doc-tests font-reader
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "22c92b9ab622666d7fa28544ec6d844344a01a660587737a17525a784ba75859", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "22c92b9ab622666d7fa28544ec6d844344a01a660587737a17525a784ba75859", kill_on_drop: false }`
[INFO] [stdout] 22c92b9ab622666d7fa28544ec6d844344a01a660587737a17525a784ba75859