[INFO] fetching crate acrylic-png 0.1.30... [INFO] checking acrylic-png-0.1.30 against master#385fa9d845dd326c6bbfd58c22244215e431948a for never-type-fallback-to-never [INFO] extracting crate acrylic-png 0.1.30 into /workspace/builds/worker-4-tc1/source [INFO] validating manifest of crates.io crate acrylic-png 0.1.30 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 acrylic-png 0.1.30 [INFO] finished tweaking crates.io crate acrylic-png 0.1.30 [INFO] tweaked toml for crates.io crate acrylic-png 0.1.30 written to /workspace/builds/worker-4-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] Updating crates.io index [INFO] [stderr] Locking 25 packages [INFO] [stderr] Adding acrylic v0.1.30 (latest: v0.3.5) [INFO] [stderr] Adding ahash v0.3.8 (latest: v0.8.11) [INFO] [stderr] Adding bitflags v1.3.2 (latest: v2.5.0) [INFO] [stderr] Adding hashbrown v0.8.2 (latest: v0.14.3) [INFO] [stderr] Adding railway v0.1.7 (latest: v0.3.3) [INFO] [stderr] Adding spin v0.5.2 (latest: v0.9.8) [INFO] [stderr] Adding zeno v0.2.3 (latest: v0.3.1) [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 simd-adler32 v0.3.7 [INFO] [stderr] Downloaded xmlparser v0.13.6 [INFO] [stderr] Downloaded fdeflate v0.3.4 [INFO] [stderr] Downloaded no-std-compat v0.4.1 [INFO] [stderr] Downloaded zeno v0.2.3 [INFO] [stderr] Downloaded ab_glyph_rasterizer v0.1.8 [INFO] [stderr] Downloaded ab_glyph v0.2.24 [INFO] [stderr] Downloaded ahash v0.3.8 [INFO] [stderr] Downloaded hashbrown v0.8.2 [INFO] [stderr] Downloaded png v0.17.13 [INFO] [stderr] Downloaded ttf-parser v0.20.0 [INFO] [stderr] Downloaded owned_ttf_parser v0.20.0 [INFO] [stderr] Downloaded spin v0.5.2 [INFO] [stderr] Downloaded microjson v0.1.2 [INFO] [stderr] Downloaded acrylic v0.1.30 [INFO] [stderr] Downloaded railway v0.1.7 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 9bd98d34ad3052d51e398f60fcca2c8426d4d7450013cdea7ffeea3ecad5e1cf [INFO] running `Command { std: "docker" "start" "-a" "9bd98d34ad3052d51e398f60fcca2c8426d4d7450013cdea7ffeea3ecad5e1cf", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "9bd98d34ad3052d51e398f60fcca2c8426d4d7450013cdea7ffeea3ecad5e1cf", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9bd98d34ad3052d51e398f60fcca2c8426d4d7450013cdea7ffeea3ecad5e1cf", kill_on_drop: false }` [INFO] [stdout] 9bd98d34ad3052d51e398f60fcca2c8426d4d7450013cdea7ffeea3ecad5e1cf [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 1ac7514a3043c31f82d88f5f8cdf9dc8960ec945ffd055f71753ae941e55b4f6 [INFO] running `Command { std: "docker" "start" "-a" "1ac7514a3043c31f82d88f5f8cdf9dc8960ec945ffd055f71753ae941e55b4f6", kill_on_drop: false }` [INFO] [stderr] Compiling autocfg v1.2.0 [INFO] [stderr] Checking simd-adler32 v0.3.7 [INFO] [stderr] Compiling crc32fast v1.4.0 [INFO] [stderr] Checking cfg-if v1.0.0 [INFO] [stderr] Checking adler v1.0.2 [INFO] [stderr] Checking ahash v0.3.8 [INFO] [stderr] Checking ttf-parser v0.20.0 [INFO] [stderr] Checking zeno v0.2.3 [INFO] [stderr] Checking ab_glyph_rasterizer v0.1.8 [INFO] [stderr] Checking spin v0.5.2 [INFO] [stderr] Checking bitflags v1.3.2 [INFO] [stderr] Checking microjson v0.1.2 [INFO] [stderr] Checking lazy_static v1.4.0 [INFO] [stderr] Checking xmlparser v0.13.6 [INFO] [stderr] Checking miniz_oxide v0.7.2 [INFO] [stderr] Checking fdeflate v0.3.4 [INFO] [stderr] Compiling hashbrown v0.8.2 [INFO] [stderr] Checking railway v0.1.7 [INFO] [stderr] Checking flate2 v1.0.28 [INFO] [stderr] Checking png v0.17.13 [INFO] [stderr] Checking no-std-compat v0.4.1 [INFO] [stderr] Checking owned_ttf_parser v0.20.0 [INFO] [stderr] Checking ab_glyph v0.2.24 [INFO] [stderr] Checking acrylic v0.1.30 [INFO] [stderr] Checking acrylic-png v0.1.30 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `acrylic::bitmap::RGBA` [INFO] [stdout] --> src/lib.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use acrylic::bitmap::RGBA; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `acrylic::bitmap::RGBA` [INFO] [stdout] --> src/lib.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use acrylic::bitmap::RGBA; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: creating a shared reference to mutable static is discouraged [INFO] [stdout] --> src/lib.rs:89:37 [INFO] [stdout] | [INFO] [stdout] 89 | writer.write_image_data(&PIXELS).unwrap(); [INFO] [stdout] | ^^^^^^^ shared reference to mutable static [INFO] [stdout] | [INFO] [stdout] = note: for more information, see issue #114447 [INFO] [stdout] = note: this will be a hard error in the 2024 edition [INFO] [stdout] = note: this shared reference has lifetime `'static`, but if the static ever gets mutated, or a mutable reference is created, then any further use of this shared reference is Undefined Behavior [INFO] [stdout] = note: `#[warn(static_mut_refs)]` on by default [INFO] [stdout] help: use `addr_of!` instead to create a raw pointer [INFO] [stdout] | [INFO] [stdout] 89 | writer.write_image_data(addr_of!(PIXELS)).unwrap(); [INFO] [stdout] | ~~~~~~~~~~~~~~~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: creating a shared reference to mutable static is discouraged [INFO] [stdout] --> src/lib.rs:89:37 [INFO] [stdout] | [INFO] [stdout] 89 | writer.write_image_data(&PIXELS).unwrap(); [INFO] [stdout] | ^^^^^^^ shared reference to mutable static [INFO] [stdout] | [INFO] [stdout] = note: for more information, see issue #114447 [INFO] [stdout] = note: this will be a hard error in the 2024 edition [INFO] [stdout] = note: this shared reference has lifetime `'static`, but if the static ever gets mutated, or a mutable reference is created, then any further use of this shared reference is Undefined Behavior [INFO] [stdout] = note: `#[warn(static_mut_refs)]` on by default [INFO] [stdout] help: use `addr_of!` instead to create a raw pointer [INFO] [stdout] | [INFO] [stdout] 89 | writer.write_image_data(addr_of!(PIXELS)).unwrap(); [INFO] [stdout] | ~~~~~~~~~~~~~~~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.22s [INFO] running `Command { std: "docker" "inspect" "1ac7514a3043c31f82d88f5f8cdf9dc8960ec945ffd055f71753ae941e55b4f6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1ac7514a3043c31f82d88f5f8cdf9dc8960ec945ffd055f71753ae941e55b4f6", kill_on_drop: false }` [INFO] [stdout] 1ac7514a3043c31f82d88f5f8cdf9dc8960ec945ffd055f71753ae941e55b4f6 [INFO] checking acrylic-png-0.1.30 against try#2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2 for never-type-fallback-to-never [INFO] extracting crate acrylic-png 0.1.30 into /workspace/builds/worker-4-tc2/source [INFO] validating manifest of crates.io crate acrylic-png 0.1.30 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 acrylic-png 0.1.30 [INFO] finished tweaking crates.io crate acrylic-png 0.1.30 [INFO] tweaked toml for crates.io crate acrylic-png 0.1.30 written to /workspace/builds/worker-4-tc2/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 25 packages [INFO] [stderr] Adding acrylic v0.1.30 (latest: v0.3.5) [INFO] [stderr] Adding ahash v0.3.8 (latest: v0.8.11) [INFO] [stderr] Adding bitflags v1.3.2 (latest: v2.5.0) [INFO] [stderr] Adding hashbrown v0.8.2 (latest: v0.14.3) [INFO] [stderr] Adding railway v0.1.7 (latest: v0.3.3) [INFO] [stderr] Adding spin v0.5.2 (latest: v0.9.8) [INFO] [stderr] Adding zeno v0.2.3 (latest: v0.3.1) [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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 17899d40185548c5f6cc3241b151b57a4f65c06f98643907179ce6baef83ccd0 [INFO] running `Command { std: "docker" "start" "-a" "17899d40185548c5f6cc3241b151b57a4f65c06f98643907179ce6baef83ccd0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "17899d40185548c5f6cc3241b151b57a4f65c06f98643907179ce6baef83ccd0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "17899d40185548c5f6cc3241b151b57a4f65c06f98643907179ce6baef83ccd0", kill_on_drop: false }` [INFO] [stdout] 17899d40185548c5f6cc3241b151b57a4f65c06f98643907179ce6baef83ccd0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 14de3a755b810fd89baae748f0d048db611a7eb973eda04d1f248f3b2711797a [INFO] running `Command { std: "docker" "start" "-a" "14de3a755b810fd89baae748f0d048db611a7eb973eda04d1f248f3b2711797a", kill_on_drop: false }` [INFO] [stderr] Compiling crc32fast v1.4.0 [INFO] [stderr] Compiling autocfg v1.2.0 [INFO] [stderr] Checking simd-adler32 v0.3.7 [INFO] [stderr] Checking adler v1.0.2 [INFO] [stderr] Checking cfg-if v1.0.0 [INFO] [stderr] Checking ttf-parser v0.20.0 [INFO] [stderr] Checking ahash v0.3.8 [INFO] [stderr] Checking spin v0.5.2 [INFO] [stderr] Checking ab_glyph_rasterizer v0.1.8 [INFO] [stderr] Checking bitflags v1.3.2 [INFO] [stderr] Checking zeno v0.2.3 [INFO] [stderr] Checking lazy_static v1.4.0 [INFO] [stderr] Checking microjson v0.1.2 [INFO] [stderr] Checking xmlparser v0.13.6 [INFO] [stderr] Checking miniz_oxide v0.7.2 [INFO] [stderr] Checking fdeflate v0.3.4 [INFO] [stderr] Compiling hashbrown v0.8.2 [INFO] [stderr] Checking railway v0.1.7 [INFO] [stderr] Checking flate2 v1.0.28 [INFO] [stdout] error[E0277]: a value of type `!` cannot be built from an iterator over elements of type `()` [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/railway-0.1.7/src/lib.rs:223:58 [INFO] [stdout] | [INFO] [stdout] 223 | i.iter().map(|idx| inf(*idx, max)).collect::>()?; [INFO] [stdout] | ------- ^^^^^^^^^ value of type `!` cannot be built from `std::iter::Iterator` [INFO] [stdout] | | [INFO] [stdout] | required by a bound introduced by this call [INFO] [stdout] | [INFO] [stdout] = help: the trait `FromIterator<()>` is not implemented for `!`, which is required by `Option<_>: FromIterator>` [INFO] [stdout] = help: the trait `FromIterator>` is implemented for `Option` [INFO] [stdout] = note: this error might have been caused by changes to Rust's type-inference algorithm (see issue #48950 for more information) [INFO] [stdout] = help: did you intend to use the type `()` here instead? [INFO] [stdout] = note: required for `Option` to implement `FromIterator>` [INFO] [stdout] note: required by a bound in `collect` [INFO] [stdout] --> /rustc/2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2/library/core/src/iter/traits/iterator.rs:1999:5 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0277]: a value of type `!` cannot be built from an iterator over elements of type `()` [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/railway-0.1.7/src/lib.rs:245:44 [INFO] [stdout] | [INFO] [stdout] 245 | a.iter().map(|a| inf(*a, b)).collect::>()?; [INFO] [stdout] | ------- ^^^^^^^^^ value of type `!` cannot be built from `std::iter::Iterator` [INFO] [stdout] | | [INFO] [stdout] | required by a bound introduced by this call [INFO] [stdout] | [INFO] [stdout] = help: the trait `FromIterator<()>` is not implemented for `!`, which is required by `Option<_>: FromIterator>` [INFO] [stdout] = help: the trait `FromIterator>` is implemented for `Option` [INFO] [stdout] = note: this error might have been caused by changes to Rust's type-inference algorithm (see issue #48950 for more information) [INFO] [stdout] = help: did you intend to use the type `()` here instead? [INFO] [stdout] = note: required for `Option` to implement `FromIterator>` [INFO] [stdout] note: required by a bound in `collect` [INFO] [stdout] --> /rustc/2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2/library/core/src/iter/traits/iterator.rs:1999:5 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 2 previous errors [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0277`. [INFO] [stdout] [INFO] [stderr] error: could not compile `railway` (lib) due to 3 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] running `Command { std: "docker" "inspect" "14de3a755b810fd89baae748f0d048db611a7eb973eda04d1f248f3b2711797a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "14de3a755b810fd89baae748f0d048db611a7eb973eda04d1f248f3b2711797a", kill_on_drop: false }` [INFO] [stdout] 14de3a755b810fd89baae748f0d048db611a7eb973eda04d1f248f3b2711797a