[INFO] fetching crate nestools 1.3.1...
[INFO] checking nestools-1.3.1 against master#45d050cde277b22a755847338f2acc2c7b834141 for pr-71393
[INFO] extracting crate nestools 1.3.1 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate nestools 1.3.1 on toolchain 45d050cde277b22a755847338f2acc2c7b834141
[INFO] running `"/workspace/cargo-home/bin/cargo" "+45d050cde277b22a755847338f2acc2c7b834141" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate nestools 1.3.1
[INFO] finished tweaking crates.io crate nestools 1.3.1
[INFO] tweaked toml for crates.io crate nestools 1.3.1 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+45d050cde277b22a755847338f2acc2c7b834141" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+45d050cde277b22a755847338f2acc2c7b834141" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+45d050cde277b22a755847338f2acc2c7b834141" "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] 492ecddcba275bd070bdfa9de91d00d3882aab1e7475f0168499576584530250
[INFO] running `"docker" "start" "-a" "492ecddcba275bd070bdfa9de91d00d3882aab1e7475f0168499576584530250"`
[INFO] [stderr]    Compiling proc-macro2 v1.0.10
[INFO] [stderr]    Compiling serde v1.0.106
[INFO] [stderr]    Compiling syn v1.0.18
[INFO] [stderr]     Checking rgb v0.8.17
[INFO] [stderr]     Checking dtoa v0.4.5
[INFO] [stderr]     Checking getopts v0.2.21
[INFO] [stderr]     Checking lodepng v2.6.0
[INFO] [stderr]    Compiling quote v1.0.4
[INFO] [stderr]    Compiling serde_derive v1.0.106
[INFO] [stderr]     Checking serde_yaml v0.7.5
[INFO] [stderr]     Checking nestools v1.3.1 (/opt/rustwide/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/binaries/spritesheetc.rs:282:46
[INFO] [stderr]     |
[INFO] [stderr] 282 | pub fn run(config: Config) -> Result<(), Box<error::Error>> {
[INFO] [stderr]     |                                              ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/binaries/spritesheetc.rs:283:20
[INFO] [stderr]     |
[INFO] [stderr] 283 |     let input: Box<Read> = match config.input {
[INFO] [stderr]     |                    ^^^^ help: use `dyn`: `dyn Read`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/binaries/spritesheetc.rs:291:22
[INFO] [stderr]     |
[INFO] [stderr] 291 |     let mut chr: Box<Write> = match config.chr {
[INFO] [stderr]     |                      ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/binaries/spritesheetc.rs:282:46
[INFO] [stderr]     |
[INFO] [stderr] 282 | pub fn run(config: Config) -> Result<(), Box<error::Error>> {
[INFO] [stderr]     |                                              ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/binaries/spritesheetc.rs:283:20
[INFO] [stderr]     |
[INFO] [stderr] 283 |     let input: Box<Read> = match config.input {
[INFO] [stderr]     |                    ^^^^ help: use `dyn`: `dyn Read`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/binaries/spritesheetc.rs:291:22
[INFO] [stderr]     |
[INFO] [stderr] 291 |     let mut chr: Box<Write> = match config.chr {
[INFO] [stderr]     |                      ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/sprites/sheet.rs:78:21
[INFO] [stderr]    |
[INFO] [stderr] 78 |                 let mut tile_number = (y * width) + x;
[INFO] [stderr]    |                     ----^^^^^^^^^^^
[INFO] [stderr]    |                     |
[INFO] [stderr]    |                     help: remove this `mut`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/sprites/sheet.rs:132:25
[INFO] [stderr]     |
[INFO] [stderr] 132 |                     let mut tile_number = frame_offset + y_offset + x;
[INFO] [stderr]     |                         ----^^^^^^^^^^^
[INFO] [stderr]     |                         |
[INFO] [stderr]     |                         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/sprites/sheet.rs:78:21
[INFO] [stderr]    |
[INFO] [stderr] 78 |                 let mut tile_number = (y * width) + x;
[INFO] [stderr]    |                     ----^^^^^^^^^^^
[INFO] [stderr]    |                     |
[INFO] [stderr]    |                     help: remove this `mut`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/sprites/sheet.rs:132:25
[INFO] [stderr]     |
[INFO] [stderr] 132 |                     let mut tile_number = frame_offset + y_offset + x;
[INFO] [stderr]     |                         ----^^^^^^^^^^^
[INFO] [stderr]     |                         |
[INFO] [stderr]     |                         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: 5 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: 5 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 35.97s
[INFO] running `"docker" "inspect" "492ecddcba275bd070bdfa9de91d00d3882aab1e7475f0168499576584530250"`
[INFO] running `"docker" "rm" "-f" "492ecddcba275bd070bdfa9de91d00d3882aab1e7475f0168499576584530250"`
[INFO] [stdout] 492ecddcba275bd070bdfa9de91d00d3882aab1e7475f0168499576584530250