[INFO] fetching crate gf256-macros 0.3.0... [INFO] checking gf256-macros-0.3.0 against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback [INFO] extracting crate gf256-macros 0.3.0 into /workspace/builds/worker-5-tc1/source [INFO] validating manifest of crates.io crate gf256-macros 0.3.0 on toolchain ceab6128fa48a616bfd3e3adf4bc80133b8ee223 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate gf256-macros 0.3.0 [INFO] finished tweaking crates.io crate gf256-macros 0.3.0 [INFO] tweaked toml for crates.io crate gf256-macros 0.3.0 written to /workspace/builds/worker-5-tc1/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 12 packages [INFO] [stderr] Adding darling v0.12.4 (latest: v0.20.8) [INFO] [stderr] Adding darling_core v0.12.4 (latest: v0.20.8) [INFO] [stderr] Adding darling_macro v0.12.4 (latest: v0.20.8) [INFO] [stderr] Adding evalexpr v6.6.0 (latest: v11.3.0) [INFO] [stderr] Adding strsim v0.10.0 (latest: v0.11.1) [INFO] [stderr] Adding syn v1.0.109 (latest: v2.0.58) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded evalexpr v6.6.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 008325f6ae833b55653296403f2ddb69fd0fd0d46d95ea1c5930c637d5ec8dd9 [INFO] running `Command { std: "docker" "start" "-a" "008325f6ae833b55653296403f2ddb69fd0fd0d46d95ea1c5930c637d5ec8dd9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "008325f6ae833b55653296403f2ddb69fd0fd0d46d95ea1c5930c637d5ec8dd9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "008325f6ae833b55653296403f2ddb69fd0fd0d46d95ea1c5930c637d5ec8dd9", kill_on_drop: false }` [INFO] [stdout] 008325f6ae833b55653296403f2ddb69fd0fd0d46d95ea1c5930c637d5ec8dd9 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 37521e29aacf0e8bb20de110e10a8ffdd8c9ac024d2dab34c6af255c8e1602f0 [INFO] running `Command { std: "docker" "start" "-a" "37521e29aacf0e8bb20de110e10a8ffdd8c9ac024d2dab34c6af255c8e1602f0", kill_on_drop: false }` [INFO] [stderr] Checking strsim v0.10.0 [INFO] [stderr] Checking ident_case v1.0.1 [INFO] [stderr] Checking fnv v1.0.7 [INFO] [stderr] Checking evalexpr v6.6.0 [INFO] [stderr] Checking syn v1.0.109 [INFO] [stderr] Compiling darling_core v0.12.4 [INFO] [stderr] Compiling darling_macro v0.12.4 [INFO] [stderr] Checking darling v0.12.4 [INFO] [stderr] Checking gf256-macros v0.3.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: the item `darling` is imported redundantly [INFO] [stdout] --> src/common.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | use darling; [INFO] [stdout] | ^^^^^^^ the item `darling` is already defined by prelude [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `syn` is imported redundantly [INFO] [stdout] --> src/common.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | use syn; [INFO] [stdout] | ^^^ the item `syn` is already defined by prelude [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `darling` is imported redundantly [INFO] [stdout] --> src/p.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | use darling; [INFO] [stdout] | ^^^^^^^ the item `darling` is already defined by prelude [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `syn` is imported redundantly [INFO] [stdout] --> src/p.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 7 | use syn; [INFO] [stdout] | ^^^ the item `syn` is already defined by prelude [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `darling` is imported redundantly [INFO] [stdout] --> src/gf.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | use darling; [INFO] [stdout] | ^^^^^^^ the item `darling` is already defined by prelude [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `syn` is imported redundantly [INFO] [stdout] --> src/gf.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 7 | use syn; [INFO] [stdout] | ^^^ the item `syn` is already defined by prelude [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `darling` is imported redundantly [INFO] [stdout] --> src/common.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | use darling; [INFO] [stdout] | ^^^^^^^ the item `darling` is already defined by prelude [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `syn` is imported redundantly [INFO] [stdout] --> src/common.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | use syn; [INFO] [stdout] | ^^^ the item `syn` is already defined by prelude [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `darling` is imported redundantly [INFO] [stdout] --> src/p.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | use darling; [INFO] [stdout] | ^^^^^^^ the item `darling` is already defined by prelude [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `syn` is imported redundantly [INFO] [stdout] --> src/p.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 7 | use syn; [INFO] [stdout] | ^^^ the item `syn` is already defined by prelude [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `darling` is imported redundantly [INFO] [stdout] --> src/gf.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | use darling; [INFO] [stdout] | ^^^^^^^ the item `darling` is already defined by prelude [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `syn` is imported redundantly [INFO] [stdout] --> src/gf.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 7 | use syn; [INFO] [stdout] | ^^^ the item `syn` is already defined by prelude [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/common.rs:99:31 [INFO] [stdout] | [INFO] [stdout] 99 | pub(crate) struct ExprWrapper(pub syn::Expr); [INFO] [stdout] | ----------- ^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this struct [INFO] [stdout] | [INFO] [stdout] = note: `ExprWrapper` 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] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 99 | pub(crate) struct ExprWrapper(()); [INFO] [stdout] | ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/common.rs:99:31 [INFO] [stdout] | [INFO] [stdout] 99 | pub(crate) struct ExprWrapper(pub syn::Expr); [INFO] [stdout] | ----------- ^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this struct [INFO] [stdout] | [INFO] [stdout] = note: `ExprWrapper` 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] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 99 | pub(crate) struct ExprWrapper(()); [INFO] [stdout] | ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 7 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 7 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.82s [INFO] running `Command { std: "docker" "inspect" "37521e29aacf0e8bb20de110e10a8ffdd8c9ac024d2dab34c6af255c8e1602f0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "37521e29aacf0e8bb20de110e10a8ffdd8c9ac024d2dab34c6af255c8e1602f0", kill_on_drop: false }` [INFO] [stdout] 37521e29aacf0e8bb20de110e10a8ffdd8c9ac024d2dab34c6af255c8e1602f0