[INFO] crate pnav 0.1.0 is already in cache
[INFO] checking pnav-0.1.0 against master#73f76b74efcaf21bd5424d87c66cd6ed7fe5c7de for pr-68325
[INFO] extracting crate pnav 0.1.0 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate pnav 0.1.0 on toolchain 73f76b74efcaf21bd5424d87c66cd6ed7fe5c7de
[INFO] running `"/workspace/cargo-home/bin/cargo" "+73f76b74efcaf21bd5424d87c66cd6ed7fe5c7de" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate pnav 0.1.0
[INFO] finished tweaking crates.io crate pnav 0.1.0
[INFO] tweaked toml for crates.io crate pnav 0.1.0 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate crates.io crate pnav 0.1.0 already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+73f76b74efcaf21bd5424d87c66cd6ed7fe5c7de" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+73f76b74efcaf21bd5424d87c66cd6ed7fe5c7de" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 85ebef074d37db59cd3f53e6ec937aac6b9815c6f9c9047361e1504ba091f998
[INFO] running `"docker" "start" "-a" "85ebef074d37db59cd3f53e6ec937aac6b9815c6f9c9047361e1504ba091f998"`
[INFO] [stderr]     Checking pnav v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused import: `std::error::Error`
[INFO] [stderr]  --> src/lib.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | use std::error::Error;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `args`
[INFO] [stderr]   --> src/lib.rs:10:12
[INFO] [stderr]    |
[INFO] [stderr] 10 | pub fn run(args: Vec<String>) {
[INFO] [stderr]    |            ^^^^ help: consider prefixing with an underscore: `_args`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `Settings`
[INFO] [stderr]   --> src/manipulate_pnavrc.rs:55:25
[INFO] [stderr]    |
[INFO] [stderr] 55 |     pub fn write_pnavrc(Settings: Settings) {}
[INFO] [stderr]    |                         ^^^^^^^^ help: consider prefixing with an underscore: `_Settings`
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::error::Error`
[INFO] [stderr]  --> src/lib.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | use std::error::Error;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `write_pnavrc`
[INFO] [stderr]   --> src/manipulate_pnavrc.rs:55:5
[INFO] [stderr]    |
[INFO] [stderr] 55 |     pub fn write_pnavrc(Settings: Settings) {}
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable `Settings` should have a snake case name
[INFO] [stderr]   --> src/manipulate_pnavrc.rs:55:25
[INFO] [stderr]    |
[INFO] [stderr] 55 |     pub fn write_pnavrc(Settings: Settings) {}
[INFO] [stderr]    |                         ^^^^^^^^ help: convert the identifier to snake case (notice the capitalization): `settings`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable `Settings` should have a snake case name
[INFO] [stderr]   --> src/manipulate_pnavrc.rs:59:13
[INFO] [stderr]    |
[INFO] [stderr] 59 |     let mut Settings = Settings::new("002001");
[INFO] [stderr]    |             ^^^^^^^^ help: convert the identifier to snake case (notice the capitalization): `settings`
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/manipulate_pnavrc.rs:60:5
[INFO] [stderr]    |
[INFO] [stderr] 60 |     Settings.read_pnavrc();
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `args`
[INFO] [stderr]   --> src/lib.rs:10:12
[INFO] [stderr]    |
[INFO] [stderr] 10 | pub fn run(args: Vec<String>) {
[INFO] [stderr]    |            ^^^^ help: consider prefixing with an underscore: `_args`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `Settings`
[INFO] [stderr]   --> src/manipulate_pnavrc.rs:55:25
[INFO] [stderr]    |
[INFO] [stderr] 55 |     pub fn write_pnavrc(Settings: Settings) {}
[INFO] [stderr]    |                         ^^^^^^^^ help: consider prefixing with an underscore: `_Settings`
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `write_pnavrc`
[INFO] [stderr]   --> src/manipulate_pnavrc.rs:55:5
[INFO] [stderr]    |
[INFO] [stderr] 55 |     pub fn write_pnavrc(Settings: Settings) {}
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable `Settings` should have a snake case name
[INFO] [stderr]   --> src/manipulate_pnavrc.rs:55:25
[INFO] [stderr]    |
[INFO] [stderr] 55 |     pub fn write_pnavrc(Settings: Settings) {}
[INFO] [stderr]    |                         ^^^^^^^^ help: convert the identifier to snake case (notice the capitalization): `settings`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable `Settings` should have a snake case name
[INFO] [stderr]   --> src/manipulate_pnavrc.rs:59:13
[INFO] [stderr]    |
[INFO] [stderr] 59 |     let mut Settings = Settings::new("002001");
[INFO] [stderr]    |             ^^^^^^^^ help: convert the identifier to snake case (notice the capitalization): `settings`
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/manipulate_pnavrc.rs:60:5
[INFO] [stderr]    |
[INFO] [stderr] 60 |     Settings.read_pnavrc();
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.10s
[INFO] running `"docker" "inspect" "85ebef074d37db59cd3f53e6ec937aac6b9815c6f9c9047361e1504ba091f998"`
[INFO] running `"docker" "rm" "-f" "85ebef074d37db59cd3f53e6ec937aac6b9815c6f9c9047361e1504ba091f998"`
[INFO] [stdout] 85ebef074d37db59cd3f53e6ec937aac6b9815c6f9c9047361e1504ba091f998