[INFO] fetching crate h2n5 0.1.3... [INFO] checking h2n5-0.1.3 against try#38f08371587f97c145dedb2c055ac7b01bf1e788 for pr-65294 [INFO] extracting crate h2n5 0.1.3 into /workspace/builds/worker-11/source [INFO] validating manifest of crates.io crate h2n5 0.1.3 on toolchain 38f08371587f97c145dedb2c055ac7b01bf1e788 [INFO] running `"/workspace/cargo-home/bin/cargo" "+38f08371587f97c145dedb2c055ac7b01bf1e788" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking crates.io crate h2n5 0.1.3 [INFO] finished tweaking crates.io crate h2n5 0.1.3 [INFO] tweaked toml for crates.io crate h2n5 0.1.3 written to /workspace/builds/worker-11/source/Cargo.toml [INFO] running `"/workspace/cargo-home/bin/cargo" "+38f08371587f97c145dedb2c055ac7b01bf1e788" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] running `"/workspace/cargo-home/bin/cargo" "+38f08371587f97c145dedb2c055ac7b01bf1e788" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded n5 v0.2.4 [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "+38f08371587f97c145dedb2c055ac7b01bf1e788" "check" "--frozen" "--all" "--all-targets"` [INFO] [stdout] 7043e9bf97c318109e61c50b97e85b176618342996aa078c8bc515f0a3a6a20d [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `"docker" "start" "-a" "7043e9bf97c318109e61c50b97e85b176618342996aa078c8bc515f0a3a6a20d"` [INFO] [stderr] Compiling v_htmlescape v0.4.5 [INFO] [stderr] Compiling lz4-sys v1.8.3 [INFO] [stderr] Compiling ring v0.13.5 [INFO] [stderr] Checking tower-service v0.1.0 [INFO] [stderr] Compiling actix-web v0.7.19 [INFO] [stderr] Checking socket2 v0.3.11 [INFO] [stderr] Compiling rustc_version v0.2.3 [INFO] [stderr] Checking url v1.7.2 [INFO] [stderr] Compiling nom v4.2.3 [INFO] [stderr] Checking flate2 v1.0.12 [INFO] [stderr] Compiling actix_derive v0.3.2 [INFO] [stderr] Compiling num-derive v0.2.5 [INFO] [stderr] Checking num-rational v0.1.42 [INFO] [stderr] Compiling structopt-derive v0.2.18 [INFO] [stderr] Checking ndarray v0.11.2 [INFO] [stderr] Checking uuid v0.7.4 [INFO] [stderr] Checking h2 v0.1.26 [INFO] [stderr] Compiling cargo_metadata v0.6.4 [INFO] [stderr] Compiling memoffset v0.5.1 [INFO] [stderr] Compiling parking_lot_core v0.6.2 [INFO] [stderr] Compiling parking_lot v0.9.0 [INFO] [stderr] Compiling parking_lot_core v0.4.0 [INFO] [stderr] Checking crossbeam-epoch v0.7.2 [INFO] [stderr] Checking serde_urlencoded v0.5.5 [INFO] [stderr] Compiling skeptic v0.13.4 [INFO] [stderr] Checking parking_lot v0.7.1 [INFO] [stderr] Checking crossbeam-deque v0.7.1 [INFO] [stderr] Checking tokio-reactor v0.1.10 [INFO] [stderr] Compiling v_escape_derive v0.5.6 [INFO] [stderr] Checking tokio-udp v0.1.5 [INFO] [stderr] Checking tokio-tcp v0.1.3 [INFO] [stderr] Checking tokio-uds v0.2.5 [INFO] [stderr] Checking tokio-signal v0.2.7 [INFO] [stderr] Checking structopt v0.2.18 [INFO] [stderr] Checking tokio-threadpool v0.1.16 [INFO] [stderr] Checking rayon-core v1.6.0 [INFO] [stderr] Checking trust-dns-proto v0.6.3 [INFO] [stderr] Checking trust-dns-proto v0.5.0 [INFO] [stderr] Checking rayon v1.2.0 [INFO] [stderr] Checking tokio-fs v0.1.6 [INFO] [stderr] Compiling lz4 v1.23.1 [INFO] [stderr] Checking cookie v0.11.1 [INFO] [stderr] Checking tokio v0.1.22 [INFO] [stderr] Checking v_escape v0.7.4 [INFO] [stderr] Checking trust-dns-resolver v0.10.3 [INFO] [stderr] Checking jpeg-decoder v0.1.16 [INFO] [stderr] Checking actix v0.7.9 [INFO] [stderr] Checking image v0.19.0 [INFO] [stderr] Checking actix-net v0.2.6 [INFO] [stderr] Checking n5 v0.2.4 [INFO] [stderr] Checking h2n5 v0.1.3 (/opt/rustwide/workdir) [INFO] [stderr] warning: unused `#[macro_use]` import [INFO] [stderr] --> src/main.rs:7:1 [INFO] [stderr] | [INFO] [stderr] 7 | #[macro_use] [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused `#[macro_use]` import [INFO] [stderr] --> src/main.rs:7:1 [INFO] [stderr] | [INFO] [stderr] 7 | #[macro_use] [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:87:21 [INFO] [stderr] | [INFO] [stderr] 87 | let mut encoder = image::png::PNGEncoder::new(writer); [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/main.rs:87:21 [INFO] [stderr] | [INFO] [stderr] 87 | let mut encoder = image::png::PNGEncoder::new(writer); [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] Finished dev [unoptimized + debuginfo] target(s) in 1m 00s [INFO] running `"docker" "inspect" "7043e9bf97c318109e61c50b97e85b176618342996aa078c8bc515f0a3a6a20d"` [INFO] running `"docker" "rm" "-f" "7043e9bf97c318109e61c50b97e85b176618342996aa078c8bc515f0a3a6a20d"` [INFO] [stdout] 7043e9bf97c318109e61c50b97e85b176618342996aa078c8bc515f0a3a6a20d