[INFO] fetching crate imgorisort 0.3.0... [INFO] checking imgorisort-0.3.0 against master#cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c for pr-143170 [INFO] extracting crate imgorisort 0.3.0 into /workspace/builds/worker-5-tc1/source [INFO] started tweaking crates.io crate imgorisort 0.3.0 [INFO] finished tweaking crates.io crate imgorisort 0.3.0 [INFO] tweaked toml for crates.io crate imgorisort 0.3.0 written to /workspace/builds/worker-5-tc1/source/Cargo.toml [INFO] validating manifest of crates.io crate imgorisort 0.3.0 on toolchain cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate crates.io crate imgorisort 0.3.0 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" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded structopt v0.3.15 [INFO] [stderr] Downloaded proc-macro-error-attr v1.0.3 [INFO] [stderr] Downloaded thread_local v0.3.4 [INFO] [stderr] Downloaded adler32 v1.1.0 [INFO] [stderr] Downloaded proc-macro-error v1.0.3 [INFO] [stderr] Downloaded arraystring v0.3.0 [INFO] [stderr] Downloaded num-rational v0.3.0 [INFO] [stderr] Downloaded rayon-core v1.7.1 [INFO] [stderr] Downloaded png v0.16.5 [INFO] [stderr] Downloaded image v0.23.6 [INFO] [stderr] Downloaded tiff v0.5.0 [INFO] [stderr] Downloaded stderrlog v0.4.3 [INFO] [stderr] Downloaded structopt-derive v0.4.8 [INFO] [stderr] Downloaded rayon v1.3.1 [INFO] [stderr] Downloaded chrono v0.4.13 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 4ec077d3e72205c72ba004461006fdf72fcb2e357864ce4d8d162b127ebf82ee [INFO] running `Command { std: "docker" "start" "-a" "4ec077d3e72205c72ba004461006fdf72fcb2e357864ce4d8d162b127ebf82ee", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "4ec077d3e72205c72ba004461006fdf72fcb2e357864ce4d8d162b127ebf82ee", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4ec077d3e72205c72ba004461006fdf72fcb2e357864ce4d8d162b127ebf82ee", kill_on_drop: false }` [INFO] [stdout] 4ec077d3e72205c72ba004461006fdf72fcb2e357864ce4d8d162b127ebf82ee [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 3c0aa4044bb303f5e8b64ebca9b667d4d5ed10549c899b71cda85b7f0992201d [INFO] running `Command { std: "docker" "start" "-a" "3c0aa4044bb303f5e8b64ebca9b667d4d5ed10549c899b71cda85b7f0992201d", kill_on_drop: false }` [INFO] [stderr] Compiling autocfg v1.0.0 [INFO] [stderr] Compiling libc v0.2.71 [INFO] [stderr] Checking cfg-if v0.1.10 [INFO] [stderr] Compiling maybe-uninit v2.0.0 [INFO] [stderr] Compiling proc-macro2 v1.0.18 [INFO] [stderr] Compiling version_check v0.9.2 [INFO] [stderr] Compiling unicode-xid v0.2.0 [INFO] [stderr] Compiling syn v1.0.33 [INFO] [stderr] Compiling byteorder v1.3.4 [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Compiling rayon-core v1.7.1 [INFO] [stderr] Checking adler32 v1.1.0 [INFO] [stderr] Compiling crc32fast v1.2.0 [INFO] [stderr] Checking unicode-width v0.1.7 [INFO] [stderr] Checking lzw v0.10.0 [INFO] [stderr] Compiling memchr v2.3.3 [INFO] [stderr] Checking void v1.0.2 [INFO] [stderr] Checking miniz_oxide v0.3.7 [INFO] [stderr] Compiling log v0.4.8 [INFO] [stderr] Compiling unicode-segmentation v1.6.0 [INFO] [stderr] Compiling typenum v1.12.0 [INFO] [stderr] Checking either v1.5.3 [INFO] [stderr] Checking unreachable v1.0.0 [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] Checking color_quant v1.0.1 [INFO] [stderr] Checking lazy_static v0.2.11 [INFO] [stderr] Checking termcolor v1.1.0 [INFO] [stderr] Checking thread_local v0.3.4 [INFO] [stderr] Checking gif v0.10.3 [INFO] [stderr] Checking scoped_threadpool v0.1.9 [INFO] [stderr] Checking same-file v1.0.6 [INFO] [stderr] Checking bytemuck v1.2.0 [INFO] [stderr] Compiling crossbeam-utils v0.7.2 [INFO] [stderr] Compiling num-traits v0.2.12 [INFO] [stderr] Compiling memoffset v0.5.4 [INFO] [stderr] Compiling num-integer v0.1.43 [INFO] [stderr] Compiling crossbeam-epoch v0.8.2 [INFO] [stderr] Compiling proc-macro-error-attr v1.0.3 [INFO] [stderr] Compiling proc-macro-error v1.0.3 [INFO] [stderr] Compiling rayon v1.3.1 [INFO] [stderr] Compiling num-iter v0.1.41 [INFO] [stderr] Compiling num-rational v0.3.0 [INFO] [stderr] Checking deflate v0.8.4 [INFO] [stderr] Checking tiff v0.5.0 [INFO] [stderr] Checking aho-corasick v0.7.13 [INFO] [stderr] Checking walkdir v2.3.1 [INFO] [stderr] Compiling heck v0.3.1 [INFO] [stderr] Compiling quote v1.0.7 [INFO] [stderr] Checking num_cpus v1.13.0 [INFO] [stderr] Checking atty v0.2.11 [INFO] [stderr] Checking time v0.1.43 [INFO] [stderr] Checking clap v2.33.1 [INFO] [stderr] Checking png v0.16.5 [INFO] [stderr] Checking crossbeam-queue v0.2.3 [INFO] [stderr] Checking crossbeam-deque v0.7.3 [INFO] [stderr] Checking arraystring v0.3.0 [INFO] [stderr] Checking chrono v0.4.13 [INFO] [stderr] Checking stderrlog v0.4.3 [INFO] [stderr] Compiling syn-mid v0.5.0 [INFO] [stderr] Checking jpeg-decoder v0.1.19 [INFO] [stderr] Checking image v0.23.6 [INFO] [stderr] Compiling structopt-derive v0.4.8 [INFO] [stderr] Checking structopt v0.3.15 [INFO] [stderr] Checking imgorisort v0.3.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: calls to `std::mem::drop` with a reference instead of an owned value does nothing [INFO] [stdout] --> src/main.rs:69:9 [INFO] [stdout] | [INFO] [stdout] 69 | drop(&opts.output_dir); [INFO] [stdout] | ^^^^^----------------^ [INFO] [stdout] | | [INFO] [stdout] | argument has type `&PathBuf` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dropping_references)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the expression or result [INFO] [stdout] | [INFO] [stdout] 69 - drop(&opts.output_dir); [INFO] [stdout] 69 + let _ = &opts.output_dir; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: calls to `std::mem::drop` with a value that implements `Copy` does nothing [INFO] [stdout] --> src/main.rs:256:5 [INFO] [stdout] | [INFO] [stdout] 256 | drop(i); [INFO] [stdout] | ^^^^^-^ [INFO] [stdout] | | [INFO] [stdout] | argument has type `u16` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dropping_copy_types)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the expression or result [INFO] [stdout] | [INFO] [stdout] 256 - drop(i); [INFO] [stdout] 256 + let _ = i; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: calls to `std::mem::drop` with a reference instead of an owned value does nothing [INFO] [stdout] --> src/main.rs:69:9 [INFO] [stdout] | [INFO] [stdout] 69 | drop(&opts.output_dir); [INFO] [stdout] | ^^^^^----------------^ [INFO] [stdout] | | [INFO] [stdout] | argument has type `&PathBuf` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dropping_references)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the expression or result [INFO] [stdout] | [INFO] [stdout] 69 - drop(&opts.output_dir); [INFO] [stdout] 69 + let _ = &opts.output_dir; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: calls to `std::mem::drop` with a value that implements `Copy` does nothing [INFO] [stdout] --> src/main.rs:256:5 [INFO] [stdout] | [INFO] [stdout] 256 | drop(i); [INFO] [stdout] | ^^^^^-^ [INFO] [stdout] | | [INFO] [stdout] | argument has type `u16` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dropping_copy_types)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the expression or result [INFO] [stdout] | [INFO] [stdout] 256 - drop(i); [INFO] [stdout] 256 + let _ = i; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 16.93s [INFO] running `Command { std: "docker" "inspect" "3c0aa4044bb303f5e8b64ebca9b667d4d5ed10549c899b71cda85b7f0992201d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3c0aa4044bb303f5e8b64ebca9b667d4d5ed10549c899b71cda85b7f0992201d", kill_on_drop: false }` [INFO] [stdout] 3c0aa4044bb303f5e8b64ebca9b667d4d5ed10549c899b71cda85b7f0992201d