[INFO] fetching crate milf 0.5.8... [INFO] checking milf-0.5.8 against master#f609b7e0586f81fefb3523e3e17adf779ac416be for pr-129466-2 [INFO] extracting crate milf 0.5.8 into /workspace/builds/worker-1-tc1/source [INFO] validating manifest of crates.io crate milf 0.5.8 on toolchain f609b7e0586f81fefb3523e3e17adf779ac416be [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f609b7e0586f81fefb3523e3e17adf779ac416be" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate milf 0.5.8 [INFO] finished tweaking crates.io crate milf 0.5.8 [INFO] tweaked toml for crates.io crate milf 0.5.8 written to /workspace/builds/worker-1-tc1/source/Cargo.toml [INFO] crate crates.io crate milf 0.5.8 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" "+f609b7e0586f81fefb3523e3e17adf779ac416be" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded serde v1.0.124 [INFO] [stderr] Downloaded serde_derive v1.0.124 [INFO] [stderr] Downloaded syn v1.0.64 [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:ceb6ea022f8a89cebbe621bb4987e73a935bd40dfbb726f832cfff4742a5b95a" "/opt/rustwide/cargo-home/bin/cargo" "+f609b7e0586f81fefb3523e3e17adf779ac416be" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] b2094a19f202aaf58cc96660a99569da3c975303391f023d64282f82fd0039c8 [INFO] running `Command { std: "docker" "start" "-a" "b2094a19f202aaf58cc96660a99569da3c975303391f023d64282f82fd0039c8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "b2094a19f202aaf58cc96660a99569da3c975303391f023d64282f82fd0039c8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b2094a19f202aaf58cc96660a99569da3c975303391f023d64282f82fd0039c8", kill_on_drop: false }` [INFO] [stdout] b2094a19f202aaf58cc96660a99569da3c975303391f023d64282f82fd0039c8 [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:ceb6ea022f8a89cebbe621bb4987e73a935bd40dfbb726f832cfff4742a5b95a" "/opt/rustwide/cargo-home/bin/cargo" "+f609b7e0586f81fefb3523e3e17adf779ac416be" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 0fa8c4a8e47c34dec483d24a6d61986720beec754f1fbb001c980e74648bc1f6 [INFO] running `Command { std: "docker" "start" "-a" "0fa8c4a8e47c34dec483d24a6d61986720beec754f1fbb001c980e74648bc1f6", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.24 [INFO] [stderr] Compiling serde v1.0.124 [INFO] [stderr] Compiling unicode-xid v0.2.1 [INFO] [stderr] Compiling syn v1.0.64 [INFO] [stderr] Compiling serde_derive v1.0.124 [INFO] [stderr] Compiling quote v1.0.9 [INFO] [stderr] Checking serde_json v1.0.64 [INFO] [stderr] Checking milf v0.5.8 (/opt/rustwide/workdir) [INFO] [stdout] error: fields `global_string`, `global_integer`, `server`, and `peers` are never read [INFO] [stdout] --> examples/decode.rs:12:5 [INFO] [stdout] | [INFO] [stdout] 11 | struct Config { [INFO] [stdout] | ------ fields in this struct [INFO] [stdout] 12 | global_string: Option, [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] 13 | global_integer: Option, [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] 14 | server: Option, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] 15 | peers: Option>, [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Config` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] note: the lint level is defined here [INFO] [stdout] --> examples/decode.rs:4:9 [INFO] [stdout] | [INFO] [stdout] 4 | #![deny(warnings)] [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] = note: `#[deny(dead_code)]` implied by `#[deny(warnings)]` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: fields `ip` and `port` are never read [INFO] [stdout] --> examples/decode.rs:24:5 [INFO] [stdout] | [INFO] [stdout] 23 | struct ServerConfig { [INFO] [stdout] | ------------ fields in this struct [INFO] [stdout] 24 | ip: Option, [INFO] [stdout] | ^^ [INFO] [stdout] 25 | port: Option, [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `ServerConfig` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: fields `ip` and `port` are never read [INFO] [stdout] --> examples/decode.rs:30:5 [INFO] [stdout] | [INFO] [stdout] 29 | struct PeerConfig { [INFO] [stdout] | ---------- fields in this struct [INFO] [stdout] 30 | ip: Option, [INFO] [stdout] | ^^ [INFO] [stdout] 31 | port: Option, [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `PeerConfig` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: fields `plain`, `plain_table`, `tuple`, `structv`, `newtype`, and `my_enum` are never read [INFO] [stdout] --> examples/enum_external.rs:11:5 [INFO] [stdout] | [INFO] [stdout] 10 | struct Config { [INFO] [stdout] | ------ fields in this struct [INFO] [stdout] 11 | plain: MyEnum, [INFO] [stdout] | ^^^^^ [INFO] [stdout] 12 | plain_table: MyEnum, [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] 13 | tuple: MyEnum, [INFO] [stdout] | ^^^^^ [INFO] [stdout] 14 | #[serde(rename = "struct")] [INFO] [stdout] 15 | structv: MyEnum, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] 16 | newtype: MyEnum, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] 17 | my_enum: Vec, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Config` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] note: the lint level is defined here [INFO] [stdout] --> examples/enum_external.rs:4:9 [INFO] [stdout] | [INFO] [stdout] 4 | #![deny(warnings)] [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] = note: `#[deny(dead_code)]` implied by `#[deny(warnings)]` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 3 previous errors [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: fields `0` and `1` are never read [INFO] [stdout] --> examples/enum_external.rs:23:11 [INFO] [stdout] | [INFO] [stdout] 23 | Tuple(i64, bool), [INFO] [stdout] | ----- ^^^ ^^^^ [INFO] [stdout] | | [INFO] [stdout] | fields in this variant [INFO] [stdout] | [INFO] [stdout] = note: `MyEnum` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] help: consider changing the fields to be of unit type to suppress this warning while preserving the field numbering, or remove the fields [INFO] [stdout] | [INFO] [stdout] 23 | Tuple((), ()), [INFO] [stdout] | ~~ ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: field `0` is never read [INFO] [stdout] --> examples/enum_external.rs:24:13 [INFO] [stdout] | [INFO] [stdout] 24 | NewType(String), [INFO] [stdout] | ------- ^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `MyEnum` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [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] 24 | NewType(()), [INFO] [stdout] | ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: field `value` is never read [INFO] [stdout] --> examples/enum_external.rs:25:14 [INFO] [stdout] | [INFO] [stdout] 25 | Struct { value: i64 }, [INFO] [stdout] | ------ ^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `MyEnum` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 4 previous errors [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `milf` (example "decode") due to 4 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: could not compile `milf` (example "enum_external") due to 5 previous errors [INFO] running `Command { std: "docker" "inspect" "0fa8c4a8e47c34dec483d24a6d61986720beec754f1fbb001c980e74648bc1f6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0fa8c4a8e47c34dec483d24a6d61986720beec754f1fbb001c980e74648bc1f6", kill_on_drop: false }` [INFO] [stdout] 0fa8c4a8e47c34dec483d24a6d61986720beec754f1fbb001c980e74648bc1f6