[INFO] fetching crate sick 0.0.0...
[INFO] building sick-0.0.0 against try#4987e9d4227139400384ab59296ffee3b0fb1183 for pr-146237-2
[INFO] extracting crate sick 0.0.0 into /workspace/builds/worker-2-tc2/source
[INFO] started tweaking crates.io crate sick 0.0.0
[INFO] finished tweaking crates.io crate sick 0.0.0
[INFO] tweaked toml for crates.io crate sick 0.0.0 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate sick 0.0.0 on toolchain 4987e9d4227139400384ab59296ffee3b0fb1183
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate sick 0.0.0 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" "+4987e9d4227139400384ab59296ffee3b0fb1183" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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" "+4987e9d4227139400384ab59296ffee3b0fb1183" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d1af7f643c830d0ca3cb85a303a2c1058224ed28e95804ae1a100a900218e0d9
[INFO] running `Command { std: "docker" "start" "-a" "d1af7f643c830d0ca3cb85a303a2c1058224ed28e95804ae1a100a900218e0d9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d1af7f643c830d0ca3cb85a303a2c1058224ed28e95804ae1a100a900218e0d9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d1af7f643c830d0ca3cb85a303a2c1058224ed28e95804ae1a100a900218e0d9", kill_on_drop: false }`
[INFO] [stdout] d1af7f643c830d0ca3cb85a303a2c1058224ed28e95804ae1a100a900218e0d9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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" "-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" "+4987e9d4227139400384ab59296ffee3b0fb1183" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a050f622443cea89e15bd68763ae18e36edfe591bbd659da3dd96d9e088fda82
[INFO] running `Command { std: "docker" "start" "-a" "a050f622443cea89e15bd68763ae18e36edfe591bbd659da3dd96d9e088fda82", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.116
[INFO] [stderr]    Compiling unicode-width v0.1.9
[INFO] [stderr]    Compiling unicode-segmentation v1.8.0
[INFO] [stderr]    Compiling strsim v0.8.0
[INFO] [stderr]    Compiling ansi_term v0.12.1
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling heck v0.3.3
[INFO] [stderr]    Compiling structopt-derive v0.4.18
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling clap v2.34.0
[INFO] [stderr]    Compiling structopt v0.3.26
[INFO] [stderr]    Compiling sick v0.0.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `crate::common::*`
[INFO] [stdout]  --> src/config.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::common::*;
[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 variable: `path`
[INFO] [stdout]  --> src/directory.rs:9:10
[INFO] [stdout]   |
[INFO] [stdout] 9 |   fn new(path: PathBuf) -> Result<Self> {
[INFO] [stdout]   |          ^^^^ help: if this is intentional, prefix it with an underscore: `_path`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `path`
[INFO] [stdout]   --> src/post.rs:11:16
[INFO] [stdout]    |
[INFO] [stdout] 11 |   fn from_path(path: PathBuf) -> Result {
[INFO] [stdout]    |                ^^^^ help: if this is intentional, prefix it with an underscore: `_path`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `config_path` is never read
[INFO] [stdout]  --> src/arguments.rs:6:3
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub(crate) struct Arguments {
[INFO] [stdout]   |                   --------- field in this struct
[INFO] [stdout] 5 |   #[structopt(short, long)]
[INFO] [stdout] 6 |   config_path: Option<PathBuf>,
[INFO] [stdout]   |   ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `Arguments` 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: struct `Config` is never constructed
[INFO] [stdout]  --> src/config.rs:4:19
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub(crate) struct Config {}
[INFO] [stdout]   |                   ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Directory` is never constructed
[INFO] [stdout]  --> src/directory.rs:4:19
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub(crate) struct Directory {
[INFO] [stdout]   |                   ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]  --> src/directory.rs:9:6
[INFO] [stdout]   |
[INFO] [stdout] 8 | impl Directory {
[INFO] [stdout]   | -------------- associated function in this implementation
[INFO] [stdout] 9 |   fn new(path: PathBuf) -> Result<Self> {
[INFO] [stdout]   |      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Post` is never constructed
[INFO] [stdout]  --> src/post.rs:4:19
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub(crate) struct Post {
[INFO] [stdout]   |                   ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `from_path` is never used
[INFO] [stdout]   --> src/post.rs:11:6
[INFO] [stdout]    |
[INFO] [stdout] 10 | impl Post {
[INFO] [stdout]    | --------- associated function in this implementation
[INFO] [stdout] 11 |   fn from_path(path: PathBuf) -> Result {
[INFO] [stdout]    |      ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 8.64s
[INFO] running `Command { std: "docker" "inspect" "a050f622443cea89e15bd68763ae18e36edfe591bbd659da3dd96d9e088fda82", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a050f622443cea89e15bd68763ae18e36edfe591bbd659da3dd96d9e088fda82", kill_on_drop: false }`
[INFO] [stdout] a050f622443cea89e15bd68763ae18e36edfe591bbd659da3dd96d9e088fda82
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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" "-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" "+4987e9d4227139400384ab59296ffee3b0fb1183" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 69b969852b4b2914a1c3b8926d1ed51b0dbe7d86afc2a61cc0526af48cd972cb
[INFO] running `Command { std: "docker" "start" "-a" "69b969852b4b2914a1c3b8926d1ed51b0dbe7d86afc2a61cc0526af48cd972cb", kill_on_drop: false }`
[INFO] [stderr]    Compiling sick v0.0.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `crate::common::*`
[INFO] [stdout]  --> src/config.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::common::*;
[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 variable: `path`
[INFO] [stdout]  --> src/directory.rs:9:10
[INFO] [stdout]   |
[INFO] [stdout] 9 |   fn new(path: PathBuf) -> Result<Self> {
[INFO] [stdout]   |          ^^^^ help: if this is intentional, prefix it with an underscore: `_path`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `path`
[INFO] [stdout]   --> src/post.rs:11:16
[INFO] [stdout]    |
[INFO] [stdout] 11 |   fn from_path(path: PathBuf) -> Result {
[INFO] [stdout]    |                ^^^^ help: if this is intentional, prefix it with an underscore: `_path`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `config_path` is never read
[INFO] [stdout]  --> src/arguments.rs:6:3
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub(crate) struct Arguments {
[INFO] [stdout]   |                   --------- field in this struct
[INFO] [stdout] 5 |   #[structopt(short, long)]
[INFO] [stdout] 6 |   config_path: Option<PathBuf>,
[INFO] [stdout]   |   ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `Arguments` 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: struct `Config` is never constructed
[INFO] [stdout]  --> src/config.rs:4:19
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub(crate) struct Config {}
[INFO] [stdout]   |                   ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Directory` is never constructed
[INFO] [stdout]  --> src/directory.rs:4:19
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub(crate) struct Directory {
[INFO] [stdout]   |                   ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]  --> src/directory.rs:9:6
[INFO] [stdout]   |
[INFO] [stdout] 8 | impl Directory {
[INFO] [stdout]   | -------------- associated function in this implementation
[INFO] [stdout] 9 |   fn new(path: PathBuf) -> Result<Self> {
[INFO] [stdout]   |      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Post` is never constructed
[INFO] [stdout]  --> src/post.rs:4:19
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub(crate) struct Post {
[INFO] [stdout]   |                   ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `from_path` is never used
[INFO] [stdout]   --> src/post.rs:11:6
[INFO] [stdout]    |
[INFO] [stdout] 10 | impl Post {
[INFO] [stdout]    | --------- associated function in this implementation
[INFO] [stdout] 11 |   fn from_path(path: PathBuf) -> Result {
[INFO] [stdout]    |      ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.54s
[INFO] running `Command { std: "docker" "inspect" "69b969852b4b2914a1c3b8926d1ed51b0dbe7d86afc2a61cc0526af48cd972cb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "69b969852b4b2914a1c3b8926d1ed51b0dbe7d86afc2a61cc0526af48cd972cb", kill_on_drop: false }`
[INFO] [stdout] 69b969852b4b2914a1c3b8926d1ed51b0dbe7d86afc2a61cc0526af48cd972cb