[INFO] fetching crate tr-lang 0.4.0... [INFO] checking tr-lang-0.4.0 against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback [INFO] extracting crate tr-lang 0.4.0 into /workspace/builds/worker-6-tc1/source [INFO] validating manifest of crates.io crate tr-lang 0.4.0 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] removed /workspace/builds/worker-6-tc1/source/rust-toolchain.toml [INFO] started tweaking crates.io crate tr-lang 0.4.0 [INFO] finished tweaking crates.io crate tr-lang 0.4.0 [INFO] tweaked toml for crates.io crate tr-lang 0.4.0 written to /workspace/builds/worker-6-tc1/source/Cargo.toml [INFO] crate crates.io crate tr-lang 0.4.0 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" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded fd-lock v3.0.3 [INFO] [stderr] Downloaded clipboard-win v4.4.1 [INFO] [stderr] Downloaded locale_config v0.3.0 [INFO] [stderr] Downloaded rustyline v9.1.2 [INFO] [stderr] Downloaded rustix v0.32.1 [INFO] [stderr] Downloaded linux-raw-sys v0.0.37 [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" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] c3414aaf53534155332d8e422a2a10b1e9d057cf5f4dabcd479096321af98544 [INFO] running `Command { std: "docker" "start" "-a" "c3414aaf53534155332d8e422a2a10b1e9d057cf5f4dabcd479096321af98544", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "c3414aaf53534155332d8e422a2a10b1e9d057cf5f4dabcd479096321af98544", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c3414aaf53534155332d8e422a2a10b1e9d057cf5f4dabcd479096321af98544", kill_on_drop: false }` [INFO] [stdout] c3414aaf53534155332d8e422a2a10b1e9d057cf5f4dabcd479096321af98544 [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" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] d2613e01361df1e6238bccf8f2eb42ce14b19eb8de7ee240f8df721e5386600c [INFO] running `Command { std: "docker" "start" "-a" "d2613e01361df1e6238bccf8f2eb42ce14b19eb8de7ee240f8df721e5386600c", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.112 [INFO] [stderr] Compiling proc-macro2 v1.0.36 [INFO] [stderr] Compiling io-lifetimes v0.4.4 [INFO] [stderr] Compiling syn v1.0.85 [INFO] [stderr] Compiling memoffset v0.6.5 [INFO] [stderr] Compiling serde_derive v1.0.133 [INFO] [stderr] Compiling rustix v0.32.1 [INFO] [stderr] Compiling serde v1.0.133 [INFO] [stderr] Compiling num-traits v0.2.14 [INFO] [stderr] Compiling num-integer v0.1.44 [INFO] [stderr] Checking linux-raw-sys v0.0.37 [INFO] [stderr] Checking nibble_vec v0.1.0 [INFO] [stderr] Checking locale_config v0.3.0 [INFO] [stderr] Checking radix_trie v0.2.1 [INFO] [stderr] Compiling quote v1.0.14 [INFO] [stderr] Compiling time v0.1.44 [INFO] [stderr] Checking dirs-sys-next v0.1.2 [INFO] [stderr] Checking nix v0.23.1 [INFO] [stderr] Checking dirs-next v2.0.0 [INFO] [stderr] Compiling chrono v0.4.19 [INFO] [stderr] Compiling tr-lang v0.4.0 (/opt/rustwide/workdir) [INFO] [stderr] Checking fd-lock v3.0.3 [INFO] [stderr] Checking rustyline v9.1.2 [INFO] [stderr] Checking bincode v1.3.3 [INFO] [stdout] warning: the item `bincode` is imported redundantly [INFO] [stdout] --> src/bytecode/bytecode.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use bincode; [INFO] [stdout] | ^^^^^^^ the item `bincode` 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 `bincode` is imported redundantly [INFO] [stdout] --> src/bytecode/bytecode.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use bincode; [INFO] [stdout] | ^^^^^^^ the item `bincode` is already defined by prelude [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/util.rs:27:11 [INFO] [stdout] | [INFO] [stdout] 27 | Other(ErrorKind), [INFO] [stdout] | ----- ^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [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] 27 | Other(()), [INFO] [stdout] | ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `InteractiveCompleter` is never constructed [INFO] [stdout] --> src/interactive.rs:16:8 [INFO] [stdout] | [INFO] [stdout] 16 | struct InteractiveCompleter; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/util.rs:27:11 [INFO] [stdout] | [INFO] [stdout] 27 | Other(ErrorKind), [INFO] [stdout] | ----- ^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [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] 27 | Other(()), [INFO] [stdout] | ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `InteractiveCompleter` is never constructed [INFO] [stdout] --> src/interactive.rs:16:8 [INFO] [stdout] | [INFO] [stdout] 16 | struct InteractiveCompleter; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `bincode` is imported redundantly [INFO] [stdout] --> src/bytecode/bytecode.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use bincode; [INFO] [stdout] | ^^^^^^^ the item `bincode` 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 `bincode` is imported redundantly [INFO] [stdout] --> src/bytecode/bytecode.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use bincode; [INFO] [stdout] | ^^^^^^^ the item `bincode` is already defined by prelude [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/util.rs:27:11 [INFO] [stdout] | [INFO] [stdout] 27 | Other(ErrorKind), [INFO] [stdout] | ----- ^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [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] 27 | Other(()), [INFO] [stdout] | ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `prd_out` and `argv` are never read [INFO] [stdout] --> src/argsparser/argsparse.rs:23:9 [INFO] [stdout] | [INFO] [stdout] 19 | pub struct Options { [INFO] [stdout] | ------- fields in this struct [INFO] [stdout] ... [INFO] [stdout] 23 | pub prd_out: bool, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 30 | pub argv: Vec, [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Options` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `InteractiveCompleter` is never constructed [INFO] [stdout] --> src/interactive.rs:16:8 [INFO] [stdout] | [INFO] [stdout] 16 | struct InteractiveCompleter; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/util.rs:27:11 [INFO] [stdout] | [INFO] [stdout] 27 | Other(ErrorKind), [INFO] [stdout] | ----- ^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [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] 27 | Other(()), [INFO] [stdout] | ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `prd_out` and `argv` are never read [INFO] [stdout] --> src/argsparser/argsparse.rs:23:9 [INFO] [stdout] | [INFO] [stdout] 19 | pub struct Options { [INFO] [stdout] | ------- fields in this struct [INFO] [stdout] ... [INFO] [stdout] 23 | pub prd_out: bool, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 30 | pub argv: Vec, [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Options` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `InteractiveCompleter` is never constructed [INFO] [stdout] --> src/interactive.rs:16:8 [INFO] [stdout] | [INFO] [stdout] 16 | struct InteractiveCompleter; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 6.66s [INFO] running `Command { std: "docker" "inspect" "d2613e01361df1e6238bccf8f2eb42ce14b19eb8de7ee240f8df721e5386600c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d2613e01361df1e6238bccf8f2eb42ce14b19eb8de7ee240f8df721e5386600c", kill_on_drop: false }` [INFO] [stdout] d2613e01361df1e6238bccf8f2eb42ce14b19eb8de7ee240f8df721e5386600c