[INFO] fetching crate open-archery-format 0.1.1...
[INFO] building open-archery-format-0.1.1 against master#ad85bc524b1ad696e42061ad8338d382dffbdbe5 for pr-146237-1
[INFO] extracting crate open-archery-format 0.1.1 into /workspace/builds/worker-4-tc1/source
[INFO] started tweaking crates.io crate open-archery-format 0.1.1
[INFO] finished tweaking crates.io crate open-archery-format 0.1.1
[INFO] tweaked toml for crates.io crate open-archery-format 0.1.1 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate open-archery-format 0.1.1 on toolchain ad85bc524b1ad696e42061ad8338d382dffbdbe5
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate open-archery-format 0.1.1 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" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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_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" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e0878818fec456eb594c4f021111bd40fb66573c82d5180ba1bbf9b16144837a
[INFO] running `Command { std: "docker" "start" "-a" "e0878818fec456eb594c4f021111bd40fb66573c82d5180ba1bbf9b16144837a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e0878818fec456eb594c4f021111bd40fb66573c82d5180ba1bbf9b16144837a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e0878818fec456eb594c4f021111bd40fb66573c82d5180ba1bbf9b16144837a", kill_on_drop: false }`
[INFO] [stdout] e0878818fec456eb594c4f021111bd40fb66573c82d5180ba1bbf9b16144837a
[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" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2d65fd10df531692e4f8e5673b923c685cc4d1e33f584403018ae2e463a781f6
[INFO] running `Command { std: "docker" "start" "-a" "2d65fd10df531692e4f8e5673b923c685cc4d1e33f584403018ae2e463a781f6", kill_on_drop: false }`
[INFO] [stderr]    Compiling open-archery-format v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `Hash` and `Hasher`
[INFO] [stdout]  --> src/session.rs:2:17
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::hash::{Hash, Hasher};
[INFO] [stdout]   |                 ^^^^  ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `append_u16`, `append_f32`, `pop_u16`, and `pop_f32` are never used
[INFO] [stdout]    --> src/buffer.rs:76:12
[INFO] [stdout]     |
[INFO] [stdout]  36 | impl Buffer {
[INFO] [stdout]     | ----------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout]  76 |     pub fn append_u16(&mut self, n: u16) {
[INFO] [stdout]     |            ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout]  88 |     pub fn append_f32(&mut self, n: f32) {
[INFO] [stdout]     |            ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 123 |     pub fn pop_u16(&mut self) -> Result<u16, BufferError> {
[INFO] [stdout]     |            ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 138 |     pub fn pop_f32(&mut self) -> Result<f32, BufferError> {
[INFO] [stdout]     |            ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Hash` and `Hasher`
[INFO] [stdout]  --> src/session.rs:2:17
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::hash::{Hash, Hasher};
[INFO] [stdout]   |                 ^^^^  ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/session.rs:25:17
[INFO] [stdout]    |
[INFO] [stdout] 25 |     BufferError(BufferError),
[INFO] [stdout]    |     ----------- ^^^^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `FileError` 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] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 25 -     BufferError(BufferError),
[INFO] [stdout] 25 +     BufferError(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/session.rs:26:13
[INFO] [stdout]    |
[INFO] [stdout] 26 |     IOError(io::Error),
[INFO] [stdout]    |     ------- ^^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `FileError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 26 -     IOError(io::Error),
[INFO] [stdout] 26 +     IOError(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]  --> src/buffer.rs:6:23
[INFO] [stdout]   |
[INFO] [stdout] 6 |     InvalidUtf8String(FromUtf8Error),
[INFO] [stdout]   |     ----------------- ^^^^^^^^^^^^^
[INFO] [stdout]   |     |
[INFO] [stdout]   |     field in this variant
[INFO] [stdout]   |
[INFO] [stdout]   = note: `BufferError` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]   |
[INFO] [stdout] 6 -     InvalidUtf8String(FromUtf8Error),
[INFO] [stdout] 6 +     InvalidUtf8String(()),
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `append_u16`, `append_f32`, `pop_u16`, and `pop_f32` are never used
[INFO] [stdout]    --> src/buffer.rs:76:12
[INFO] [stdout]     |
[INFO] [stdout]  36 | impl Buffer {
[INFO] [stdout]     | ----------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout]  76 |     pub fn append_u16(&mut self, n: u16) {
[INFO] [stdout]     |            ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout]  88 |     pub fn append_f32(&mut self, n: f32) {
[INFO] [stdout]     |            ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 123 |     pub fn pop_u16(&mut self) -> Result<u16, BufferError> {
[INFO] [stdout]     |            ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 138 |     pub fn pop_f32(&mut self) -> Result<f32, BufferError> {
[INFO] [stdout]     |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.04s
[INFO] running `Command { std: "docker" "inspect" "2d65fd10df531692e4f8e5673b923c685cc4d1e33f584403018ae2e463a781f6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2d65fd10df531692e4f8e5673b923c685cc4d1e33f584403018ae2e463a781f6", kill_on_drop: false }`
[INFO] [stdout] 2d65fd10df531692e4f8e5673b923c685cc4d1e33f584403018ae2e463a781f6
[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" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a0016fdf0145f7a5664f5aa75c15588d195c7a481d4ee75f1efd24a8123279b4
[INFO] running `Command { std: "docker" "start" "-a" "a0016fdf0145f7a5664f5aa75c15588d195c7a481d4ee75f1efd24a8123279b4", kill_on_drop: false }`
[INFO] [stdout] warning: unused imports: `Hash` and `Hasher`
[INFO] [stdout]  --> src/session.rs:2:17
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::hash::{Hash, Hasher};
[INFO] [stdout]   |                 ^^^^  ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `append_u16`, `append_f32`, `pop_u16`, and `pop_f32` are never used
[INFO] [stdout]    --> src/buffer.rs:76:12
[INFO] [stdout]     |
[INFO] [stdout]  36 | impl Buffer {
[INFO] [stdout]     | ----------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout]  76 |     pub fn append_u16(&mut self, n: u16) {
[INFO] [stdout]     |            ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout]  88 |     pub fn append_f32(&mut self, n: f32) {
[INFO] [stdout]     |            ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 123 |     pub fn pop_u16(&mut self) -> Result<u16, BufferError> {
[INFO] [stdout]     |            ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 138 |     pub fn pop_f32(&mut self) -> Result<f32, BufferError> {
[INFO] [stdout]     |            ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling open-archery-format v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `Hash` and `Hasher`
[INFO] [stdout]  --> src/session.rs:2:17
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::hash::{Hash, Hasher};
[INFO] [stdout]   |                 ^^^^  ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Hash` and `Hasher`
[INFO] [stdout]  --> src/session.rs:2:17
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::hash::{Hash, Hasher};
[INFO] [stdout]   |                 ^^^^  ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `append_u16` and `pop_u16` are never used
[INFO] [stdout]    --> src/buffer.rs:76:12
[INFO] [stdout]     |
[INFO] [stdout]  36 | impl Buffer {
[INFO] [stdout]     | ----------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout]  76 |     pub fn append_u16(&mut self, n: u16) {
[INFO] [stdout]     |            ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 123 |     pub fn pop_u16(&mut self) -> Result<u16, BufferError> {
[INFO] [stdout]     |            ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/session.rs:25:17
[INFO] [stdout]    |
[INFO] [stdout] 25 |     BufferError(BufferError),
[INFO] [stdout]    |     ----------- ^^^^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `FileError` 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] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 25 -     BufferError(BufferError),
[INFO] [stdout] 25 +     BufferError(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/session.rs:26:13
[INFO] [stdout]    |
[INFO] [stdout] 26 |     IOError(io::Error),
[INFO] [stdout]    |     ------- ^^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `FileError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 26 -     IOError(io::Error),
[INFO] [stdout] 26 +     IOError(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]  --> src/buffer.rs:6:23
[INFO] [stdout]   |
[INFO] [stdout] 6 |     InvalidUtf8String(FromUtf8Error),
[INFO] [stdout]   |     ----------------- ^^^^^^^^^^^^^
[INFO] [stdout]   |     |
[INFO] [stdout]   |     field in this variant
[INFO] [stdout]   |
[INFO] [stdout]   = note: `BufferError` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]   |
[INFO] [stdout] 6 -     InvalidUtf8String(FromUtf8Error),
[INFO] [stdout] 6 +     InvalidUtf8String(()),
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `append_u16` and `pop_u16` are never used
[INFO] [stdout]    --> src/buffer.rs:76:12
[INFO] [stdout]     |
[INFO] [stdout]  36 | impl Buffer {
[INFO] [stdout]     | ----------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout]  76 |     pub fn append_u16(&mut self, n: u16) {
[INFO] [stdout]     |            ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 123 |     pub fn pop_u16(&mut self) -> Result<u16, BufferError> {
[INFO] [stdout]     |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.39s
[INFO] running `Command { std: "docker" "inspect" "a0016fdf0145f7a5664f5aa75c15588d195c7a481d4ee75f1efd24a8123279b4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a0016fdf0145f7a5664f5aa75c15588d195c7a481d4ee75f1efd24a8123279b4", kill_on_drop: false }`
[INFO] [stdout] a0016fdf0145f7a5664f5aa75c15588d195c7a481d4ee75f1efd24a8123279b4
