[INFO] fetching crate text-to-png 0.2.0... [INFO] checking text-to-png-0.2.0 against master#385fa9d845dd326c6bbfd58c22244215e431948a for never-type-fallback-to-never [INFO] extracting crate text-to-png 0.2.0 into /workspace/builds/worker-6-tc1/source [INFO] validating manifest of crates.io crate text-to-png 0.2.0 on toolchain 385fa9d845dd326c6bbfd58c22244215e431948a [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate text-to-png 0.2.0 [INFO] finished tweaking crates.io crate text-to-png 0.2.0 [INFO] tweaked toml for crates.io crate text-to-png 0.2.0 written to /workspace/builds/worker-6-tc1/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Updating crates.io index [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Locking 139 packages [INFO] [stderr] Adding arrayvec v0.5.2 (latest: v0.7.4) [INFO] [stderr] Adding base64 v0.9.3 (latest: v0.22.0) [INFO] [stderr] Adding base64 v0.13.1 (latest: v0.22.0) [INFO] [stderr] Adding bitflags v1.3.2 (latest: v2.5.0) [INFO] [stderr] Adding clap v2.34.0 (latest: v4.5.4) [INFO] [stderr] Adding criterion v0.3.6 (latest: v0.5.1) [INFO] [stderr] Adding criterion-plot v0.4.5 (latest: v0.5.0) [INFO] [stderr] Adding data-url v0.1.1 (latest: v0.3.1) [INFO] [stderr] Adding deflate v0.7.20 (latest: v1.0.0) [INFO] [stderr] Adding derive-new v0.5.9 (latest: v0.6.0) [INFO] [stderr] Adding fontdb v0.7.0 (latest: v0.16.2) [INFO] [stderr] Adding gif v0.10.3 (latest: v0.13.1) [INFO] [stderr] Adding half v1.8.3 (latest: v2.4.0) [INFO] [stderr] Adding hermit-abi v0.1.19 (latest: v0.3.9) [INFO] [stderr] Adding image v0.20.1 (latest: v0.25.1) [INFO] [stderr] Adding itertools v0.10.5 (latest: v0.12.1) [INFO] [stderr] Adding jpeg-decoder v0.1.22 (latest: v0.3.1) [INFO] [stderr] Adding kurbo v0.8.3 (latest: v0.11.0) [INFO] [stderr] Adding memmap2 v0.5.10 (latest: v0.9.4) [INFO] [stderr] Adding num-derive v0.2.5 (latest: v0.4.2) [INFO] [stderr] Adding num-rational v0.2.4 (latest: v0.4.1) [INFO] [stderr] Adding pico-args v0.4.2 (latest: v0.5.0) [INFO] [stderr] Adding png v0.12.0 (latest: v0.17.13) [INFO] [stderr] Adding proc-macro2 v0.4.30 (latest: v1.0.79) [INFO] [stderr] Adding quote v0.6.13 (latest: v1.0.35) [INFO] [stderr] Adding rctree v0.4.0 (latest: v0.6.0) [INFO] [stderr] Adding resvg v0.19.0 (latest: v0.41.0) [INFO] [stderr] Adding roxmltree v0.14.1 (latest: v0.19.0) [INFO] [stderr] Adding rustybuzz v0.4.0 (latest: v0.13.0) [INFO] [stderr] Adding safe_arch v0.5.2 (latest: v0.7.1) [INFO] [stderr] Adding siphasher v0.3.11 (latest: v1.0.1) [INFO] [stderr] Adding strsim v0.8.0 (latest: v0.11.1) [INFO] [stderr] Adding svgtypes v0.8.2 (latest: v0.15.0) [INFO] [stderr] Adding syn v0.15.44 (latest: v2.0.58) [INFO] [stderr] Adding syn v1.0.109 (latest: v2.0.58) [INFO] [stderr] Adding textwrap v0.11.0 (latest: v0.16.1) [INFO] [stderr] Adding tiff v0.2.2 (latest: v0.9.1) [INFO] [stderr] Adding tiny-skia v0.6.6 (latest: v0.11.4) [INFO] [stderr] Adding ttf-parser v0.12.3 (latest: v0.20.0) [INFO] [stderr] Adding unicode-bidi-mirroring v0.1.0 (latest: v0.2.0) [INFO] [stderr] Adding unicode-ccc v0.1.2 (latest: v0.2.0) [INFO] [stderr] Adding unicode-general-category v0.4.0 (latest: v0.6.0) [INFO] [stderr] Adding unicode-xid v0.1.0 (latest: v0.2.4) [INFO] [stderr] Adding usvg v0.19.0 (latest: v0.41.0) [INFO] [stderr] Adding wasi v0.11.0+wasi-snapshot-preview1 (latest: v0.13.0+wasi-0.2.0) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded svgtypes v0.8.2 [INFO] [stderr] Downloaded rctree v0.4.0 [INFO] [stderr] Downloaded unicode-general-category v0.4.0 [INFO] [stderr] Downloaded lcs-diff v0.1.1 [INFO] [stderr] Downloaded fontdb v0.7.0 [INFO] [stderr] Downloaded kurbo v0.8.3 [INFO] [stderr] Downloaded pico-args v0.4.2 [INFO] [stderr] Downloaded data-url v0.1.1 [INFO] [stderr] Downloaded lcs-image-diff v0.1.7 [INFO] [stderr] Downloaded usvg v0.19.0 [INFO] [stderr] Downloaded tiny-skia v0.6.6 [INFO] [stderr] Downloaded rustybuzz v0.4.0 [INFO] [stderr] Downloaded resvg v0.19.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 6b218c8b36187ea4d1e7747f5158224f189cc82e3022040520df821d5d3a43e8 [INFO] running `Command { std: "docker" "start" "-a" "6b218c8b36187ea4d1e7747f5158224f189cc82e3022040520df821d5d3a43e8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "6b218c8b36187ea4d1e7747f5158224f189cc82e3022040520df821d5d3a43e8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6b218c8b36187ea4d1e7747f5158224f189cc82e3022040520df821d5d3a43e8", kill_on_drop: false }` [INFO] [stdout] 6b218c8b36187ea4d1e7747f5158224f189cc82e3022040520df821d5d3a43e8 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 5caf6cae0b7fa3cec382c1e46aeca864f6cf4f81b781b8f273a2c07cb09c03ac [INFO] running `Command { std: "docker" "start" "-a" "5caf6cae0b7fa3cec382c1e46aeca864f6cf4f81b781b8f273a2c07cb09c03ac", kill_on_drop: false }` [INFO] [stderr] Compiling num-traits v0.2.18 [INFO] [stderr] Checking simd-adler32 v0.3.7 [INFO] [stderr] Checking bytemuck v1.15.0 [INFO] [stderr] Compiling unicode-general-category v0.4.0 [INFO] [stderr] Checking ttf-parser v0.12.3 [INFO] [stderr] Compiling num-derive v0.2.5 [INFO] [stderr] Compiling num-rational v0.2.4 [INFO] [stderr] Checking siphasher v0.3.11 [INFO] [stderr] Checking lzw v0.10.0 [INFO] [stderr] Checking memmap2 v0.5.10 [INFO] [stderr] Checking arrayvec v0.7.4 [INFO] [stderr] Checking xmlparser v0.13.6 [INFO] [stderr] Checking unicode-script v0.5.6 [INFO] [stderr] Compiling syn v1.0.109 [INFO] [stderr] Checking rayon v1.10.0 [INFO] [stderr] Checking unicode-bidi-mirroring v0.1.0 [INFO] [stderr] Checking unicode-ccc v0.1.2 [INFO] [stderr] Checking data-url v0.1.1 [INFO] [stderr] Checking miniz_oxide v0.7.2 [INFO] [stderr] Checking fdeflate v0.3.4 [INFO] [stderr] Checking safe_arch v0.5.2 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking svgtypes v0.8.2 [INFO] [stderr] Checking deflate v0.7.20 [INFO] [stderr] Checking simplecss v0.2.1 [INFO] [stderr] Checking pico-args v0.4.2 [INFO] [stderr] Checking roxmltree v0.14.1 [INFO] [stderr] Checking kurbo v0.8.3 [INFO] [stderr] Checking arrayvec v0.5.2 [INFO] [stderr] Checking memchr v2.7.2 [INFO] [stderr] Checking color_quant v1.1.0 [INFO] [stderr] Checking plotters-backend v0.3.5 [INFO] [stderr] Checking base64 v0.13.1 [INFO] [stderr] Checking rctree v0.4.0 [INFO] [stderr] Checking unicode-vo v0.1.0 [INFO] [stderr] Checking arrayref v0.3.7 [INFO] [stderr] Checking regex-syntax v0.8.3 [INFO] [stderr] Checking xmlwriter v0.1.0 [INFO] [stderr] Checking gif v0.10.3 [INFO] [stderr] Checking plotters-svg v0.3.5 [INFO] [stderr] Checking flate2 v1.0.28 [INFO] [stderr] Checking clap v2.34.0 [INFO] [stderr] Checking csv-core v0.1.11 [INFO] [stderr] Checking serde_json v1.0.115 [INFO] [stderr] Checking rgb v0.8.37 [INFO] [stderr] Compiling thiserror-impl v1.0.58 [INFO] [stderr] Checking itertools v0.10.5 [INFO] [stderr] Checking cast v0.3.0 [INFO] [stderr] Checking half v1.8.3 [INFO] [stderr] Checking scoped_threadpool v0.1.9 [INFO] [stderr] Checking fontdb v0.7.0 [INFO] [stderr] Checking csv v1.3.0 [INFO] [stderr] Compiling serde_derive v1.0.197 [INFO] [stderr] Checking serde_cbor v0.11.2 [INFO] [stderr] Checking lcs-diff v0.1.1 [INFO] [stderr] Checking xml-rs v0.8.20 [INFO] [stderr] Checking oorandom v11.1.3 [INFO] [stderr] Checking png v0.17.13 [INFO] [stderr] Checking tinytemplate v1.2.1 [INFO] [stderr] Checking regex-automata v0.4.6 [INFO] [stderr] Checking num-integer v0.1.46 [INFO] [stderr] Checking float-cmp v0.9.0 [INFO] [stderr] Checking plotters v0.3.5 [INFO] [stderr] Checking rustybuzz v0.4.0 [INFO] [stderr] Checking tiff v0.2.2 [INFO] [stderr] Checking jpeg-decoder v0.1.22 [INFO] [stderr] Checking num-iter v0.1.44 [INFO] [stderr] Checking tiny-skia v0.6.6 [INFO] [stderr] Checking png v0.12.0 [INFO] [stderr] Checking criterion-plot v0.4.5 [INFO] [stderr] Checking thiserror v1.0.58 [INFO] [stderr] Compiling derive-new v0.5.9 [INFO] [stderr] Checking regex v1.10.4 [INFO] [stderr] Checking image v0.20.1 [INFO] [stderr] Checking usvg v0.19.0 [INFO] [stderr] Checking criterion v0.3.6 [INFO] [stderr] Checking lcs-image-diff v0.1.7 [INFO] [stderr] Checking resvg v0.19.0 [INFO] [stderr] Checking text-to-png v0.2.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: the item `TryFrom` is imported redundantly [INFO] [stdout] --> src/lib.rs:15:15 [INFO] [stdout] | [INFO] [stdout] 15 | convert::{TryFrom, TryInto}, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] --> /rustc/385fa9d845dd326c6bbfd58c22244215e431948a/library/std/src/prelude/mod.rs:148:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `TryFrom` is already defined here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `TryInto` is imported redundantly [INFO] [stdout] --> src/lib.rs:15:24 [INFO] [stdout] | [INFO] [stdout] 15 | convert::{TryFrom, TryInto}, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] --> /rustc/385fa9d845dd326c6bbfd58c22244215e431948a/library/std/src/prelude/mod.rs:148:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `TryInto` is already defined here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: call to `.borrow()` on a reference in this situation does nothing [INFO] [stdout] --> src/colors.rs:1167:24 [INFO] [stdout] | [INFO] [stdout] 1167 | let b = entry.0.borrow(); [INFO] [stdout] | ^^^^^^^^^ help: remove this redundant call [INFO] [stdout] | [INFO] [stdout] = note: the type `str` does not implement `Borrow`, so calling `borrow` on `&str` copies the reference, which does not do anything and can be removed [INFO] [stdout] = note: `#[warn(noop_method_call)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `TryFrom` is imported redundantly [INFO] [stdout] --> src/lib.rs:15:15 [INFO] [stdout] | [INFO] [stdout] 15 | convert::{TryFrom, TryInto}, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] --> /rustc/385fa9d845dd326c6bbfd58c22244215e431948a/library/std/src/prelude/mod.rs:148:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `TryFrom` is already defined here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `TryInto` is imported redundantly [INFO] [stdout] --> src/lib.rs:15:24 [INFO] [stdout] | [INFO] [stdout] 15 | convert::{TryFrom, TryInto}, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] --> /rustc/385fa9d845dd326c6bbfd58c22244215e431948a/library/std/src/prelude/mod.rs:148:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `TryInto` is already defined here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: call to `.borrow()` on a reference in this situation does nothing [INFO] [stdout] --> src/colors.rs:1167:24 [INFO] [stdout] | [INFO] [stdout] 1167 | let b = entry.0.borrow(); [INFO] [stdout] | ^^^^^^^^^ help: remove this redundant call [INFO] [stdout] | [INFO] [stdout] = note: the type `str` does not implement `Borrow`, so calling `borrow` on `&str` copies the reference, which does not do anything and can be removed [INFO] [stdout] = note: `#[warn(noop_method_call)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 15.93s [INFO] running `Command { std: "docker" "inspect" "5caf6cae0b7fa3cec382c1e46aeca864f6cf4f81b781b8f273a2c07cb09c03ac", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5caf6cae0b7fa3cec382c1e46aeca864f6cf4f81b781b8f273a2c07cb09c03ac", kill_on_drop: false }` [INFO] [stdout] 5caf6cae0b7fa3cec382c1e46aeca864f6cf4f81b781b8f273a2c07cb09c03ac