[INFO] fetching crate fev 0.1.0... [INFO] checking fev-0.1.0 against master#385fa9d845dd326c6bbfd58c22244215e431948a for never-type-fallback-to-never [INFO] extracting crate fev 0.1.0 into /workspace/builds/worker-1-tc1/source [INFO] validating manifest of crates.io crate fev 0.1.0 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 fev 0.1.0 [INFO] finished tweaking crates.io crate fev 0.1.0 [INFO] tweaked toml for crates.io crate fev 0.1.0 written to /workspace/builds/worker-1-tc1/source/Cargo.toml [INFO] crate crates.io crate fev 0.1.0 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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "fetch" "--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] Downloading crates ... [INFO] [stderr] Downloaded as-raw-xcb-connection v1.0.0 [INFO] [stderr] Downloaded dissimilar v1.0.7 [INFO] [stderr] Downloaded expect-test v1.4.1 [INFO] [stderr] Downloaded bytemuck_derive v1.4.1 [INFO] [stderr] Downloaded memmap2 v0.6.2 [INFO] [stderr] Downloaded wayland-backend v0.1.2 [INFO] [stderr] Downloaded x11rb v0.12.0 [INFO] [stderr] Downloaded x11rb-protocol v0.12.0 [INFO] [stderr] Downloaded android-activity v0.4.2 [INFO] [stderr] Downloaded wayland-scanner v0.30.1 [INFO] [stderr] Downloaded wayland-client v0.30.2 [INFO] [stderr] Downloaded gethostname v0.3.0 [INFO] [stderr] Downloaded orbclient v0.3.45 [INFO] [stderr] Downloaded softbuffer v0.3.0 [INFO] [stderr] Downloaded winnow v0.5.1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] e32f48b937ef38cea473f0217fc6b9682d62bf0e5ac12333190d6438d1778a71 [INFO] running `Command { std: "docker" "start" "-a" "e32f48b937ef38cea473f0217fc6b9682d62bf0e5ac12333190d6438d1778a71", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "e32f48b937ef38cea473f0217fc6b9682d62bf0e5ac12333190d6438d1778a71", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e32f48b937ef38cea473f0217fc6b9682d62bf0e5ac12333190d6438d1778a71", kill_on_drop: false }` [INFO] [stdout] e32f48b937ef38cea473f0217fc6b9682d62bf0e5ac12333190d6438d1778a71 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 39e0cffea9db6eb28b11479a44778a82b641ee41659e237cba9184b91b5600e9 [INFO] running `Command { std: "docker" "start" "-a" "39e0cffea9db6eb28b11479a44778a82b641ee41659e237cba9184b91b5600e9", kill_on_drop: false }` [INFO] [stderr] Compiling quote v1.0.32 [INFO] [stderr] Checking libloading v0.8.0 [INFO] [stderr] Compiling xml-rs v0.8.16 [INFO] [stderr] Compiling memoffset v0.6.5 [INFO] [stderr] Checking smallvec v1.11.0 [INFO] [stderr] Compiling wayland-sys v0.29.5 [INFO] [stderr] Compiling crossbeam-utils v0.8.16 [INFO] [stderr] Checking downcast-rs v1.2.0 [INFO] [stderr] Checking scoped-tls v1.0.1 [INFO] [stderr] Compiling memoffset v0.9.0 [INFO] [stderr] Compiling crossbeam-epoch v0.9.15 [INFO] [stderr] Compiling cfg_aliases v0.1.1 [INFO] [stderr] Compiling wayland-sys v0.30.1 [INFO] [stderr] Compiling slotmap v1.0.6 [INFO] [stderr] Compiling io-lifetimes v1.0.11 [INFO] [stderr] Compiling thiserror v1.0.44 [INFO] [stderr] Compiling wayland-backend v0.1.2 [INFO] [stderr] Compiling memchr v2.5.0 [INFO] [stderr] Checking dlib v0.5.2 [INFO] [stderr] Compiling x11-dl v2.21.0 [INFO] [stderr] Compiling rayon-core v1.11.0 [INFO] [stderr] Compiling syn v2.0.27 [INFO] [stderr] Checking xcursor v0.3.4 [INFO] [stderr] Compiling smithay-client-toolkit v0.16.0 [INFO] [stderr] Compiling x11rb v0.12.0 [INFO] [stderr] Checking raw-window-handle v0.5.2 [INFO] [stderr] Compiling softbuffer v0.3.0 [INFO] [stderr] Checking nix v0.24.3 [INFO] [stderr] Checking nix v0.25.1 [INFO] [stderr] Checking x11rb-protocol v0.12.0 [INFO] [stderr] Checking memmap2 v0.5.10 [INFO] [stderr] Checking gethostname v0.3.0 [INFO] [stderr] Checking libloading v0.7.4 [INFO] [stderr] Checking either v1.9.0 [INFO] [stderr] Compiling wayland-scanner v0.29.5 [INFO] [stderr] Checking as-raw-xcb-connection v1.0.0 [INFO] [stderr] Checking crossbeam-channel v0.5.8 [INFO] [stderr] Compiling quick-xml v0.28.2 [INFO] [stderr] Checking mio v0.8.8 [INFO] [stderr] Checking memmap2 v0.6.2 [INFO] [stderr] Checking instant v0.1.12 [INFO] [stderr] Checking dissimilar v1.0.7 [INFO] [stderr] Checking expect-test v1.4.1 [INFO] [stderr] Checking crossbeam-deque v0.8.3 [INFO] [stderr] Compiling wayland-scanner v0.30.1 [INFO] [stderr] Compiling wayland-client v0.29.5 [INFO] [stderr] Compiling wayland-protocols v0.29.5 [INFO] [stderr] Compiling winit v0.28.6 [INFO] [stderr] Checking wayland-commons v0.29.5 [INFO] [stderr] Checking rayon v1.7.0 [INFO] [stderr] Compiling thiserror-impl v1.0.44 [INFO] [stderr] Compiling bytemuck_derive v1.4.1 [INFO] [stderr] Checking wayland-client v0.30.2 [INFO] [stderr] Checking bytemuck v1.13.1 [INFO] [stderr] Checking fev v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Checking wayland-cursor v0.29.5 [INFO] [stderr] Checking calloop v0.10.6 [INFO] [stderr] Checking jpeg-decoder v0.3.0 [INFO] [stdout] warning: field `pos` is never read [INFO] [stdout] --> src/jpeg/parser.rs:249:9 [INFO] [stdout] | [INFO] [stdout] 247 | pub struct Segment<'a> { [INFO] [stdout] | ------- field in this struct [INFO] [stdout] 248 | /// Offset of the segment's marker in the input buffer. [INFO] [stdout] 249 | pub pos: usize, [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Segment` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `marker` and `data` are never read [INFO] [stdout] --> src/jpeg/parser.rs:263:13 [INFO] [stdout] | [INFO] [stdout] 263 | Other { marker: u8, data: &'a [u8] }, [INFO] [stdout] | ----- ^^^^^^ ^^^^ [INFO] [stdout] | | [INFO] [stdout] | fields in this variant [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `marker` and `data` are never read [INFO] [stdout] --> src/jpeg/parser.rs:263:13 [INFO] [stdout] | [INFO] [stdout] 263 | Other { marker: u8, data: &'a [u8] }, [INFO] [stdout] | ----- ^^^^^^ ^^^^ [INFO] [stdout] | | [INFO] [stdout] | fields in this variant [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 25.88s [INFO] running `Command { std: "docker" "inspect" "39e0cffea9db6eb28b11479a44778a82b641ee41659e237cba9184b91b5600e9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "39e0cffea9db6eb28b11479a44778a82b641ee41659e237cba9184b91b5600e9", kill_on_drop: false }` [INFO] [stdout] 39e0cffea9db6eb28b11479a44778a82b641ee41659e237cba9184b91b5600e9 [INFO] checking fev-0.1.0 against try#2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2 for never-type-fallback-to-never [INFO] extracting crate fev 0.1.0 into /workspace/builds/worker-1-tc2/source [INFO] validating manifest of crates.io crate fev 0.1.0 on toolchain 2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate fev 0.1.0 [INFO] finished tweaking crates.io crate fev 0.1.0 [INFO] tweaked toml for crates.io crate fev 0.1.0 written to /workspace/builds/worker-1-tc2/source/Cargo.toml [INFO] crate crates.io crate fev 0.1.0 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" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/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" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] e249a8a5ec788691a786abb8bb3e5257276e2b83cd21d0389a7ed0c1deb6cda0 [INFO] running `Command { std: "docker" "start" "-a" "e249a8a5ec788691a786abb8bb3e5257276e2b83cd21d0389a7ed0c1deb6cda0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "e249a8a5ec788691a786abb8bb3e5257276e2b83cd21d0389a7ed0c1deb6cda0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e249a8a5ec788691a786abb8bb3e5257276e2b83cd21d0389a7ed0c1deb6cda0", kill_on_drop: false }` [INFO] [stdout] e249a8a5ec788691a786abb8bb3e5257276e2b83cd21d0389a7ed0c1deb6cda0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/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" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] a6aa4b0d9c48c725cdec04e64838569232f57b8bbe40033f0104644065034bfd [INFO] running `Command { std: "docker" "start" "-a" "a6aa4b0d9c48c725cdec04e64838569232f57b8bbe40033f0104644065034bfd", kill_on_drop: false }` [INFO] [stderr] Compiling quote v1.0.32 [INFO] [stderr] Checking libloading v0.8.0 [INFO] [stderr] Compiling xml-rs v0.8.16 [INFO] [stderr] Compiling memoffset v0.6.5 [INFO] [stderr] Checking smallvec v1.11.0 [INFO] [stderr] Compiling wayland-sys v0.29.5 [INFO] [stderr] Checking downcast-rs v1.2.0 [INFO] [stderr] Checking scoped-tls v1.0.1 [INFO] [stderr] Compiling crossbeam-utils v0.8.16 [INFO] [stderr] Compiling memoffset v0.9.0 [INFO] [stderr] Compiling crossbeam-epoch v0.9.15 [INFO] [stderr] Compiling cfg_aliases v0.1.1 [INFO] [stderr] Compiling slotmap v1.0.6 [INFO] [stderr] Compiling wayland-sys v0.30.1 [INFO] [stderr] Compiling thiserror v1.0.44 [INFO] [stderr] Compiling io-lifetimes v1.0.11 [INFO] [stderr] Compiling wayland-backend v0.1.2 [INFO] [stderr] Compiling memchr v2.5.0 [INFO] [stderr] Checking dlib v0.5.2 [INFO] [stderr] Compiling x11-dl v2.21.0 [INFO] [stderr] Compiling syn v2.0.27 [INFO] [stderr] Compiling rayon-core v1.11.0 [INFO] [stderr] Checking xcursor v0.3.4 [INFO] [stderr] Checking nix v0.24.3 [INFO] [stderr] Checking nix v0.25.1 [INFO] [stderr] Compiling smithay-client-toolkit v0.16.0 [INFO] [stderr] Compiling x11rb v0.12.0 [INFO] [stderr] Checking raw-window-handle v0.5.2 [INFO] [stderr] Compiling softbuffer v0.3.0 [INFO] [stderr] Checking x11rb-protocol v0.12.0 [INFO] [stderr] Compiling wayland-scanner v0.29.5 [INFO] [stderr] Compiling quick-xml v0.28.2 [INFO] [stderr] Checking memmap2 v0.5.10 [INFO] [stderr] Checking crossbeam-channel v0.5.8 [INFO] [stderr] Checking gethostname v0.3.0 [INFO] [stderr] Checking libloading v0.7.4 [INFO] [stderr] Checking as-raw-xcb-connection v1.0.0 [INFO] [stderr] Checking either v1.9.0 [INFO] [stderr] Checking mio v0.8.8 [INFO] [stderr] Checking memmap2 v0.6.2 [INFO] [stderr] Checking instant v0.1.12 [INFO] [stderr] Checking dissimilar v1.0.7 [INFO] [stderr] Checking crossbeam-deque v0.8.3 [INFO] [stderr] Checking expect-test v1.4.1 [INFO] [stderr] Compiling wayland-scanner v0.30.1 [INFO] [stderr] Compiling wayland-client v0.29.5 [INFO] [stderr] Compiling wayland-protocols v0.29.5 [INFO] [stderr] Compiling winit v0.28.6 [INFO] [stderr] Checking rayon v1.7.0 [INFO] [stderr] Compiling thiserror-impl v1.0.44 [INFO] [stderr] Compiling bytemuck_derive v1.4.1 [INFO] [stderr] Checking wayland-commons v0.29.5 [INFO] [stderr] Checking wayland-client v0.30.2 [INFO] [stderr] Checking bytemuck v1.13.1 [INFO] [stderr] Checking fev v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Checking calloop v0.10.6 [INFO] [stderr] Checking jpeg-decoder v0.3.0 [INFO] [stderr] Checking wayland-cursor v0.29.5 [INFO] [stdout] warning: field `pos` is never read [INFO] [stdout] --> src/jpeg/parser.rs:249:9 [INFO] [stdout] | [INFO] [stdout] 247 | pub struct Segment<'a> { [INFO] [stdout] | ------- field in this struct [INFO] [stdout] 248 | /// Offset of the segment's marker in the input buffer. [INFO] [stdout] 249 | pub pos: usize, [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Segment` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `marker` and `data` are never read [INFO] [stdout] --> src/jpeg/parser.rs:263:13 [INFO] [stdout] | [INFO] [stdout] 263 | Other { marker: u8, data: &'a [u8] }, [INFO] [stdout] | ----- ^^^^^^ ^^^^ [INFO] [stdout] | | [INFO] [stdout] | fields in this variant [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `marker` and `data` are never read [INFO] [stdout] --> src/jpeg/parser.rs:263:13 [INFO] [stdout] | [INFO] [stdout] 263 | Other { marker: u8, data: &'a [u8] }, [INFO] [stdout] | ----- ^^^^^^ ^^^^ [INFO] [stdout] | | [INFO] [stdout] | fields in this variant [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 16.53s [INFO] running `Command { std: "docker" "inspect" "a6aa4b0d9c48c725cdec04e64838569232f57b8bbe40033f0104644065034bfd", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a6aa4b0d9c48c725cdec04e64838569232f57b8bbe40033f0104644065034bfd", kill_on_drop: false }` [INFO] [stdout] a6aa4b0d9c48c725cdec04e64838569232f57b8bbe40033f0104644065034bfd