[INFO] fetching crate chd 0.2.3...
[INFO] checking chd-0.2.3 against master#5518eaa946291f00471af8b254b2a1715f234882 for pr-120393
[INFO] extracting crate chd 0.2.3 into /workspace/builds/worker-4-tc1/source
[INFO] validating manifest of crates.io crate chd 0.2.3 on toolchain 5518eaa946291f00471af8b254b2a1715f234882
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+5518eaa946291f00471af8b254b2a1715f234882" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate chd 0.2.3
[INFO] finished tweaking crates.io crate chd 0.2.3
[INFO] tweaked toml for crates.io crate chd 0.2.3 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+5518eaa946291f00471af8b254b2a1715f234882" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+5518eaa946291f00471af8b254b2a1715f234882" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded crc v3.0.1
[INFO] [stderr]   Downloaded never-say-never v6.6.666
[INFO] [stderr]   Downloaded extension-traits v1.0.1
[INFO] [stderr]   Downloaded macro_rules_attribute v0.1.3
[INFO] [stderr]   Downloaded ext-trait v1.0.1
[INFO] [stderr]   Downloaded macro_rules_attribute-proc_macro v0.1.3
[INFO] [stderr]   Downloaded text_io v0.1.12
[INFO] [stderr]   Downloaded crc-catalog v2.4.0
[INFO] [stderr]   Downloaded nougat-proc_macros v0.2.4
[INFO] [stderr]   Downloaded bencher v0.1.5
[INFO] [stderr]   Downloaded nougat v0.2.4
[INFO] [stderr]   Downloaded ext-trait-proc_macros v1.0.1
[INFO] [stderr]   Downloaded lending-iterator-proc_macros v0.1.7
[INFO] [stderr]   Downloaded lending-iterator v0.1.7
[INFO] [stderr]   Downloaded claxon v0.4.3
[INFO] [stderr]   Downloaded libz-ng-sys v1.1.15
[INFO] [stderr]   Downloaded polonius-the-crab v0.2.1
[INFO] [stderr]   Downloaded lzma-rs-perf-exp v0.2.1
[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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+5518eaa946291f00471af8b254b2a1715f234882" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 29ed2c443fb893e86e8a9f5e2e67950e7189a1ac3944d3db5b8572d5ae8b375c
[INFO] running `Command { std: "docker" "start" "-a" "29ed2c443fb893e86e8a9f5e2e67950e7189a1ac3944d3db5b8572d5ae8b375c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "29ed2c443fb893e86e8a9f5e2e67950e7189a1ac3944d3db5b8572d5ae8b375c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "29ed2c443fb893e86e8a9f5e2e67950e7189a1ac3944d3db5b8572d5ae8b375c", kill_on_drop: false }`
[INFO] [stdout] 29ed2c443fb893e86e8a9f5e2e67950e7189a1ac3944d3db5b8572d5ae8b375c
[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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+5518eaa946291f00471af8b254b2a1715f234882" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 80c1ef9c4f44bb57e7f0e1dc0c2d86733c745d0957b0bbbc3048e055ff1e3b7f
[INFO] running `Command { std: "docker" "start" "-a" "80c1ef9c4f44bb57e7f0e1dc0c2d86733c745d0957b0bbbc3048e055ff1e3b7f", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]     Checking crc-catalog v2.4.0
[INFO] [stderr]     Checking arrayvec v0.7.4
[INFO] [stderr]     Checking claxon v0.4.3
[INFO] [stderr]     Checking text_io v0.1.12
[INFO] [stderr]     Checking bencher v0.1.5
[INFO] [stderr]     Checking miniz_oxide v0.7.1
[INFO] [stderr]     Checking bitreader v0.3.8
[INFO] [stderr]     Checking crc v3.0.1
[INFO] [stderr]     Checking lzma-rs-perf-exp v0.2.1
[INFO] [stderr]     Checking flate2 v1.0.28
[INFO] [stderr]    Compiling num-derive v0.3.3
[INFO] [stderr]     Checking chd v0.2.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `chd`
[INFO] [stdout]    --> src/lib.rs:226:13
[INFO] [stdout]     |
[INFO] [stdout] 226 |         let chd = Chd::open(f, Some(Box::new(pchd))).expect("child");
[INFO] [stdout]     |             ^^^ help: if this is intentional, prefix it with an underscore: `_chd`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/lib.rs:221:13
[INFO] [stdout]     |
[INFO] [stdout] 221 |         let mut p = BufReader::new(File::open(".testimages/TombRaider.chd").expect(""));
[INFO] [stdout]     |             ----^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/lib.rs:224:13
[INFO] [stdout]     |
[INFO] [stdout] 224 |         let mut f = BufReader::new(File::open(".testimages/TombRaiderR1.chd").expect(""));
[INFO] [stdout]     |             ----^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `chd::read::HunkBufReader`
[INFO] [stdout]  --> benches/bench.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use chd::read::HunkBufReader;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::env::args`
[INFO] [stdout]  --> benches/bench.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::env::args;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.30s
[INFO] running `Command { std: "docker" "inspect" "80c1ef9c4f44bb57e7f0e1dc0c2d86733c745d0957b0bbbc3048e055ff1e3b7f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "80c1ef9c4f44bb57e7f0e1dc0c2d86733c745d0957b0bbbc3048e055ff1e3b7f", kill_on_drop: false }`
[INFO] [stdout] 80c1ef9c4f44bb57e7f0e1dc0c2d86733c745d0957b0bbbc3048e055ff1e3b7f
