[INFO] fetching crate linfb 0.2.1... [INFO] checking linfb-0.2.1 against master#350d0ef0ec0493e6d21cfb265cb8211a0e74d766 for pr-145342-1 [INFO] extracting crate linfb 0.2.1 into /workspace/builds/worker-3-tc1/source [INFO] started tweaking crates.io crate linfb 0.2.1 [INFO] finished tweaking crates.io crate linfb 0.2.1 [INFO] tweaked toml for crates.io crate linfb 0.2.1 written to /workspace/builds/worker-3-tc1/source/Cargo.toml [INFO] validating manifest of crates.io crate linfb 0.2.1 on toolchain 350d0ef0ec0493e6d21cfb265cb8211a0e74d766 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate crates.io crate linfb 0.2.1 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" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded byteorder v1.3.2 [INFO] [stderr] Downloaded rusttype v0.8.1 [INFO] [stderr] Downloaded ordered-float v1.0.2 [INFO] [stderr] Downloaded stb_truetype v0.3.0 [INFO] [stderr] Downloaded arrayvec v0.5.1 [INFO] [stderr] Downloaded fnv v1.0.6 [INFO] [stderr] Downloaded png v0.15.0 [INFO] [stderr] Downloaded darling_macro v0.9.0 [INFO] [stderr] Downloaded strsim v0.7.0 [INFO] [stderr] Downloaded arrayvec v0.4.12 [INFO] [stderr] Downloaded darling_core v0.9.0 [INFO] [stderr] Downloaded rayon-core v1.6.0 [INFO] [stderr] Downloaded derive_builder v0.7.2 [INFO] [stderr] Downloaded image v0.22.3 [INFO] [stderr] Downloaded rayon v1.2.0 [INFO] [stderr] Downloaded crossbeam-epoch v0.7.2 [INFO] [stderr] Downloaded jpeg-decoder v0.1.16 [INFO] [stderr] Downloaded crossbeam-utils v0.6.6 [INFO] [stderr] Downloaded darling v0.9.0 [INFO] [stderr] Downloaded core-text v10.0.0 [INFO] [stderr] Downloaded pkg-config v0.3.16 [INFO] [stderr] Downloaded scopeguard v1.0.0 [INFO] [stderr] Downloaded crossbeam-deque v0.7.1 [INFO] [stderr] Downloaded crossbeam-queue v0.1.2 [INFO] [stderr] Downloaded num_cpus v1.10.1 [INFO] [stderr] Downloaded num-iter v0.1.39 [INFO] [stderr] Downloaded num-integer v0.1.41 [INFO] [stderr] Downloaded num-rational v0.2.2 [INFO] [stderr] Downloaded xi-unicode v0.2.0 [INFO] [stderr] Downloaded derive_builder_core v0.5.0 [INFO] [stderr] Downloaded downcast-rs v1.0.4 [INFO] [stderr] Downloaded core-graphics v0.14.0 [INFO] [stderr] Downloaded cmake v0.1.42 [INFO] [stderr] Downloaded servo-fontconfig v0.4.0 [INFO] [stderr] Downloaded font-loader v0.8.0 [INFO] [stderr] Downloaded memoffset v0.5.1 [INFO] [stderr] Downloaded cc v1.0.46 [INFO] [stderr] Downloaded num-traits v0.2.8 [INFO] [stderr] Downloaded servo-freetype-sys v4.0.5 [INFO] [stderr] Downloaded servo-fontconfig-sys v4.0.7 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 7a4033a1d89b179cf6f2a758ce2d1519e0ea1481792a96548b916283a9266fde [INFO] running `Command { std: "docker" "start" "-a" "7a4033a1d89b179cf6f2a758ce2d1519e0ea1481792a96548b916283a9266fde", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "7a4033a1d89b179cf6f2a758ce2d1519e0ea1481792a96548b916283a9266fde", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7a4033a1d89b179cf6f2a758ce2d1519e0ea1481792a96548b916283a9266fde", kill_on_drop: false }` [INFO] [stdout] 7a4033a1d89b179cf6f2a758ce2d1519e0ea1481792a96548b916283a9266fde [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 61cd1436c55e90ee0076e3503422267d2084c185fc97d8f3b42be54b5e85b3ed [INFO] running `Command { std: "docker" "start" "-a" "61cd1436c55e90ee0076e3503422267d2084c185fc97d8f3b42be54b5e85b3ed", kill_on_drop: false }` [INFO] [stderr] Compiling autocfg v0.1.7 [INFO] [stderr] Compiling proc-macro2 v0.4.30 [INFO] [stderr] Compiling unicode-xid v0.1.0 [INFO] [stderr] Compiling libc v0.2.65 [INFO] [stderr] Checking cfg-if v0.1.10 [INFO] [stderr] Compiling semver-parser v0.7.0 [INFO] [stderr] Compiling pkg-config v0.3.16 [INFO] [stderr] Compiling cc v1.0.46 [INFO] [stderr] Compiling syn v0.15.44 [INFO] [stderr] Compiling byteorder v1.3.2 [INFO] [stderr] Compiling arrayvec v0.4.12 [INFO] [stderr] Checking lazy_static v1.4.0 [INFO] [stderr] Checking nodrop v0.1.14 [INFO] [stderr] Checking scopeguard v1.0.0 [INFO] [stderr] Compiling strsim v0.7.0 [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Compiling rayon-core v1.6.0 [INFO] [stderr] Compiling fnv v1.0.6 [INFO] [stderr] Checking crossbeam-utils v0.6.6 [INFO] [stderr] Compiling semver v0.9.0 [INFO] [stderr] Compiling ident_case v1.0.1 [INFO] [stderr] Checking adler32 v1.0.4 [INFO] [stderr] Compiling crc32fast v1.2.0 [INFO] [stderr] Compiling num-derive v0.2.5 [INFO] [stderr] Checking either v1.5.3 [INFO] [stderr] Checking lzw v0.10.0 [INFO] [stderr] Checking inflate v0.4.5 [INFO] [stderr] Compiling cmake v0.1.42 [INFO] [stderr] Checking crossbeam-queue v0.1.2 [INFO] [stderr] Compiling nix v0.15.0 [INFO] [stderr] Compiling derive_builder v0.7.2 [INFO] [stderr] Compiling rustc_version v0.2.3 [INFO] [stderr] Checking color_quant v1.0.1 [INFO] [stderr] Checking scoped_threadpool v0.1.9 [INFO] [stderr] Compiling num-traits v0.2.8 [INFO] [stderr] Compiling num-integer v0.1.41 [INFO] [stderr] Compiling num-iter v0.1.39 [INFO] [stderr] Compiling servo-fontconfig-sys v4.0.7 [INFO] [stderr] Compiling num-rational v0.2.2 [INFO] [stderr] Checking gif v0.10.3 [INFO] [stderr] Checking arrayvec v0.5.1 [INFO] [stderr] Checking void v1.0.2 [INFO] [stderr] Checking xi-unicode v0.2.0 [INFO] [stderr] Checking downcast-rs v1.0.4 [INFO] [stderr] Compiling memoffset v0.5.1 [INFO] [stderr] Checking deflate v0.7.20 [INFO] [stderr] Checking stb_truetype v0.3.0 [INFO] [stderr] Compiling quote v0.6.13 [INFO] [stderr] Compiling servo-freetype-sys v4.0.5 [INFO] [stderr] Compiling expat-sys v2.1.6 [INFO] [stderr] Checking crossbeam-epoch v0.7.2 [INFO] [stderr] Checking png v0.15.0 [INFO] [stderr] Checking crossbeam-deque v0.7.1 [INFO] [stderr] Checking num_cpus v1.10.1 [INFO] [stderr] Checking servo-fontconfig v0.4.0 [INFO] [stderr] Checking memmap v0.7.0 [INFO] [stderr] Checking font-loader v0.8.0 [INFO] [stderr] Checking approx v0.3.2 [INFO] [stderr] Checking ordered-float v1.0.2 [INFO] [stderr] Checking rusttype v0.8.1 [INFO] [stderr] Checking rayon v1.2.0 [INFO] [stderr] Checking jpeg-decoder v0.1.16 [INFO] [stderr] Compiling darling_core v0.9.0 [INFO] [stderr] Checking tiff v0.3.1 [INFO] [stderr] Compiling darling_macro v0.9.0 [INFO] [stderr] Compiling darling v0.9.0 [INFO] [stderr] Checking image v0.22.3 [INFO] [stderr] Compiling derive_builder_core v0.5.0 [INFO] [stderr] Checking linfb v0.2.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused borrow that must be used [INFO] [stdout] --> src/text.rs:216:26 [INFO] [stdout] | [INFO] [stdout] 216 | &new_row[width - row_len..].copy_from_slice(&row[..row_len]); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 216 | let _ = &new_row[width - row_len..].copy_from_slice(&row[..row_len]); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused borrow that must be used [INFO] [stdout] --> src/text.rs:228:25 [INFO] [stdout] | [INFO] [stdout] 228 | &new_row[offset..row_len + offset].copy_from_slice(&row[..row_len]); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value [INFO] [stdout] | [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 228 | let _ = &new_row[offset..row_len + offset].copy_from_slice(&row[..row_len]); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused borrow that must be used [INFO] [stdout] --> src/text.rs:216:26 [INFO] [stdout] | [INFO] [stdout] 216 | &new_row[width - row_len..].copy_from_slice(&row[..row_len]); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 216 | let _ = &new_row[width - row_len..].copy_from_slice(&row[..row_len]); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused borrow that must be used [INFO] [stdout] --> src/text.rs:228:25 [INFO] [stdout] | [INFO] [stdout] 228 | &new_row[offset..row_len + offset].copy_from_slice(&row[..row_len]); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value [INFO] [stdout] | [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 228 | let _ = &new_row[offset..row_len + offset].copy_from_slice(&row[..row_len]); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 13.41s [INFO] running `Command { std: "docker" "inspect" "61cd1436c55e90ee0076e3503422267d2084c185fc97d8f3b42be54b5e85b3ed", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "61cd1436c55e90ee0076e3503422267d2084c185fc97d8f3b42be54b5e85b3ed", kill_on_drop: false }` [INFO] [stdout] 61cd1436c55e90ee0076e3503422267d2084c185fc97d8f3b42be54b5e85b3ed