[INFO] fetching crate seamcarving 0.2.3... [INFO] checking seamcarving-0.2.3 against master#f8f6997469237299c1d60814c7b9828602a1f8e4 for pr-143808 [INFO] extracting crate seamcarving 0.2.3 into /workspace/builds/worker-7-tc1/source [INFO] started tweaking crates.io crate seamcarving 0.2.3 [INFO] finished tweaking crates.io crate seamcarving 0.2.3 [INFO] tweaked toml for crates.io crate seamcarving 0.2.3 written to /workspace/builds/worker-7-tc1/source/Cargo.toml [INFO] validating manifest of crates.io crate seamcarving 0.2.3 on toolchain f8f6997469237299c1d60814c7b9828602a1f8e4 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f8f6997469237299c1d60814c7b9828602a1f8e4" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate crates.io crate seamcarving 0.2.3 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" "+f8f6997469237299c1d60814c7b9828602a1f8e4" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded imageproc v0.20.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:cf8efcab8866f2cf4285301c7418e2f4f2a9b088c91ba69c40d5b659f81557f7" "/opt/rustwide/cargo-home/bin/cargo" "+f8f6997469237299c1d60814c7b9828602a1f8e4" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] dee7e9146d2a99c9840e182242bf45ed604500bbd97e4c845751f7ff75ef6bb0 [INFO] running `Command { std: "docker" "start" "-a" "dee7e9146d2a99c9840e182242bf45ed604500bbd97e4c845751f7ff75ef6bb0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "dee7e9146d2a99c9840e182242bf45ed604500bbd97e4c845751f7ff75ef6bb0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "dee7e9146d2a99c9840e182242bf45ed604500bbd97e4c845751f7ff75ef6bb0", kill_on_drop: false }` [INFO] [stdout] dee7e9146d2a99c9840e182242bf45ed604500bbd97e4c845751f7ff75ef6bb0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:cf8efcab8866f2cf4285301c7418e2f4f2a9b088c91ba69c40d5b659f81557f7" "/opt/rustwide/cargo-home/bin/cargo" "+f8f6997469237299c1d60814c7b9828602a1f8e4" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] cb2920d3eb33fe25b5a4114d4a078380bfd856c230e13df74af480e255a4bacb [INFO] running `Command { std: "docker" "start" "-a" "cb2920d3eb33fe25b5a4114d4a078380bfd856c230e13df74af480e255a4bacb", kill_on_drop: false }` [INFO] [stderr] Compiling autocfg v1.0.0 [INFO] [stderr] Checking cfg-if v0.1.10 [INFO] [stderr] Compiling libc v0.2.69 [INFO] [stderr] Compiling byteorder v1.3.4 [INFO] [stderr] Checking lazy_static v1.4.0 [INFO] [stderr] Compiling maybe-uninit v2.0.0 [INFO] [stderr] Checking scopeguard v1.1.0 [INFO] [stderr] Checking adler32 v1.0.4 [INFO] [stderr] Compiling rayon-core v1.7.0 [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Checking either v1.5.3 [INFO] [stderr] Compiling serde v1.0.106 [INFO] [stderr] Compiling semver-parser v0.7.0 [INFO] [stderr] Compiling getrandom v0.1.14 [INFO] [stderr] Compiling ryu v1.0.3 [INFO] [stderr] Compiling memchr v2.3.3 [INFO] [stderr] Compiling proc-macro2 v1.0.10 [INFO] [stderr] Compiling crc32fast v1.2.0 [INFO] [stderr] Checking lzw v0.10.0 [INFO] [stderr] Compiling unicode-xid v0.2.0 [INFO] [stderr] Checking miniz_oxide v0.3.6 [INFO] [stderr] Compiling semver v0.9.0 [INFO] [stderr] Checking inflate v0.4.5 [INFO] [stderr] Compiling syn v1.0.17 [INFO] [stderr] Compiling matrixmultiply v0.1.15 [INFO] [stderr] Checking ppv-lite86 v0.2.6 [INFO] [stderr] Compiling num-traits v0.2.11 [INFO] [stderr] Compiling crossbeam-utils v0.7.2 [INFO] [stderr] Compiling num-integer v0.1.42 [INFO] [stderr] Compiling memoffset v0.5.4 [INFO] [stderr] Compiling crossbeam-epoch v0.8.2 [INFO] [stderr] Compiling num-iter v0.1.40 [INFO] [stderr] Compiling num-bigint v0.2.6 [INFO] [stderr] Compiling num-rational v0.2.4 [INFO] [stderr] Compiling rustc_version v0.2.3 [INFO] [stderr] Compiling num-complex v0.2.4 [INFO] [stderr] Checking color_quant v1.0.1 [INFO] [stderr] Checking itoa v0.4.5 [INFO] [stderr] Checking deflate v0.8.4 [INFO] [stderr] Checking tiff v0.4.0 [INFO] [stderr] Checking regex-automata v0.1.9 [INFO] [stderr] Checking itertools v0.8.2 [INFO] [stderr] Checking gif v0.10.3 [INFO] [stderr] Checking bytemuck v1.2.0 [INFO] [stderr] Checking rawpointer v0.1.0 [INFO] [stderr] Compiling quote v1.0.3 [INFO] [stderr] Checking unicode-width v0.1.7 [INFO] [stderr] Checking scoped_threadpool v0.1.9 [INFO] [stderr] Compiling cast v0.2.3 [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] Checking stb_truetype v0.3.1 [INFO] [stderr] Checking csv-core v0.1.10 [INFO] [stderr] Checking same-file v1.0.6 [INFO] [stderr] Checking regex-syntax v0.6.17 [INFO] [stderr] Checking custom_derive v0.1.7 [INFO] [stderr] Checking walkdir v2.3.1 [INFO] [stderr] Checking png v0.16.3 [INFO] [stderr] Checking conv v0.3.3 [INFO] [stderr] Checking num_cpus v1.13.0 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking clap v2.33.0 [INFO] [stderr] Checking crossbeam-queue v0.2.1 [INFO] [stderr] Checking rand_core v0.5.1 [INFO] [stderr] Checking criterion-plot v0.4.1 [INFO] [stderr] Checking oorandom v11.1.0 [INFO] [stderr] Checking crossbeam-deque v0.7.3 [INFO] [stderr] Checking rand_chacha v0.2.2 [INFO] [stderr] Checking approx v0.3.2 [INFO] [stderr] Checking ordered-float v1.0.2 [INFO] [stderr] Checking plotters v0.2.12 [INFO] [stderr] Checking rand v0.7.3 [INFO] [stderr] Checking rusttype v0.8.3 [INFO] [stderr] Checking num v0.1.42 [INFO] [stderr] Checking rulinalg v0.4.2 [INFO] [stderr] Checking rayon v1.3.0 [INFO] [stderr] Checking rand_distr v0.2.2 [INFO] [stderr] Checking regex v1.3.7 [INFO] [stderr] Checking num v0.2.1 [INFO] [stderr] Checking bstr v0.2.12 [INFO] [stderr] Checking serde_json v1.0.51 [INFO] [stderr] Checking jpeg-decoder v0.1.18 [INFO] [stderr] Checking image v0.23.4 [INFO] [stderr] Checking csv v1.1.3 [INFO] [stderr] Checking tinytemplate v1.0.3 [INFO] [stderr] Compiling serde_derive v1.0.106 [INFO] [stderr] Checking imageproc v0.20.0 [INFO] [stderr] Checking seamcarving v0.2.3 (/opt/rustwide/workdir) [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/lib.rs:104:38 [INFO] [stdout] | [INFO] [stdout] 104 | fn carve(img: &IMG, pixel_count: u32) -> Carved [INFO] [stdout] | ^^^^ ----------- the lifetime gets resolved as `'_` [INFO] [stdout] | | [INFO] [stdout] | this lifetime flows to the output [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 104 | fn carve(img: &IMG, pixel_count: u32) -> Carved<'_, IMG> [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking criterion v0.3.1 [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/lib.rs:104:38 [INFO] [stdout] | [INFO] [stdout] 104 | fn carve(img: &IMG, pixel_count: u32) -> Carved [INFO] [stdout] | ^^^^ ----------- the lifetime gets resolved as `'_` [INFO] [stdout] | | [INFO] [stdout] | this lifetime flows to the output [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 104 | fn carve(img: &IMG, pixel_count: u32) -> Carved<'_, IMG> [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 20.34s [INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: criterion v0.3.1 [INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1` [INFO] running `Command { std: "docker" "inspect" "cb2920d3eb33fe25b5a4114d4a078380bfd856c230e13df74af480e255a4bacb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "cb2920d3eb33fe25b5a4114d4a078380bfd856c230e13df74af480e255a4bacb", kill_on_drop: false }` [INFO] [stdout] cb2920d3eb33fe25b5a4114d4a078380bfd856c230e13df74af480e255a4bacb