[INFO] fetching crate pahs 0.1.0-alpha.5... [INFO] checking pahs-0.1.0-alpha.5 against master#8c32e313cccf7df531e2d49ffb8227bb92304aee for pr-145608-1 [INFO] extracting crate pahs 0.1.0-alpha.5 into /workspace/builds/worker-0-tc1/source [INFO] started tweaking crates.io crate pahs 0.1.0-alpha.5 [INFO] finished tweaking crates.io crate pahs 0.1.0-alpha.5 [INFO] tweaked toml for crates.io crate pahs 0.1.0-alpha.5 written to /workspace/builds/worker-0-tc1/source/Cargo.toml [INFO] validating manifest of crates.io crate pahs 0.1.0-alpha.5 on toolchain 8c32e313cccf7df531e2d49ffb8227bb92304aee [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8c32e313cccf7df531e2d49ffb8227bb92304aee" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate crates.io crate pahs 0.1.0-alpha.5 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" "+8c32e313cccf7df531e2d49ffb8227bb92304aee" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded paste v1.0.4 [INFO] [stderr] Downloaded snafu v0.6.10 [INFO] [stderr] Downloaded snafu-derive v0.6.10 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+8c32e313cccf7df531e2d49ffb8227bb92304aee" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 911c12dbb7c42ed4fa58fd8373d69993fa42071ae63fea993e3d6131d8c8a183 [INFO] running `Command { std: "docker" "start" "-a" "911c12dbb7c42ed4fa58fd8373d69993fa42071ae63fea993e3d6131d8c8a183", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "911c12dbb7c42ed4fa58fd8373d69993fa42071ae63fea993e3d6131d8c8a183", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "911c12dbb7c42ed4fa58fd8373d69993fa42071ae63fea993e3d6131d8c8a183", kill_on_drop: false }` [INFO] [stdout] 911c12dbb7c42ed4fa58fd8373d69993fa42071ae63fea993e3d6131d8c8a183 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+8c32e313cccf7df531e2d49ffb8227bb92304aee" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 86a9bb932fdf1d2e3a048e2bb56bd082e4f298afa06b02de2001799cdc95a302 [INFO] running `Command { std: "docker" "start" "-a" "86a9bb932fdf1d2e3a048e2bb56bd082e4f298afa06b02de2001799cdc95a302", kill_on_drop: false }` [INFO] [stderr] Compiling syn v1.0.60 [INFO] [stderr] Compiling quote v1.0.8 [INFO] [stderr] Compiling paste v1.0.4 [INFO] [stderr] Compiling snafu-derive v0.6.10 [INFO] [stderr] Checking snafu v0.6.10 [INFO] [stderr] Checking pahs v0.1.0-alpha.5 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `sequence::*` [INFO] [stdout] --> src/combinators.rs:16:9 [INFO] [stdout] | [INFO] [stdout] 16 | pub use sequence::*; [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `sequence::*` [INFO] [stdout] --> src/combinators.rs:16:9 [INFO] [stdout] | [INFO] [stdout] 16 | pub use sequence::*; [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `next` is never read [INFO] [stdout] --> examples/msgpack.rs:17:5 [INFO] [stdout] | [INFO] [stdout] 16 | struct DriverState { [INFO] [stdout] | ----------- field in this struct [INFO] [stdout] 17 | next: Option<()>, [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `DriverState` 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: field `0` is never read [INFO] [stdout] --> examples/msgpack.rs:52:9 [INFO] [stdout] | [INFO] [stdout] 52 | Bin(&'a [u8]), [INFO] [stdout] | --- ^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `MsgPack` 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] 52 - Bin(&'a [u8]), [INFO] [stdout] 52 + Bin(()), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `0` and `1` are never read [INFO] [stdout] --> examples/msgpack.rs:53:9 [INFO] [stdout] | [INFO] [stdout] 53 | Ext(u8, &'a [u8]), [INFO] [stdout] | --- ^^ ^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | fields in this variant [INFO] [stdout] | [INFO] [stdout] = note: `MsgPack` 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] 53 - Ext(u8, &'a [u8]), [INFO] [stdout] 53 + Ext((), ()), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> examples/msgpack.rs:54:13 [INFO] [stdout] | [INFO] [stdout] 54 | Float32(f32), [INFO] [stdout] | ------- ^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `MsgPack` 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] 54 - Float32(f32), [INFO] [stdout] 54 + Float32(()), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> examples/msgpack.rs:55:13 [INFO] [stdout] | [INFO] [stdout] 55 | Float64(f64), [INFO] [stdout] | ------- ^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `MsgPack` 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] 55 - Float64(f64), [INFO] [stdout] 55 + Float64(()), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> examples/msgpack.rs:56:11 [INFO] [stdout] | [INFO] [stdout] 56 | UInt8(u8), [INFO] [stdout] | ----- ^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `MsgPack` 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] 56 - UInt8(u8), [INFO] [stdout] 56 + UInt8(()), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> examples/msgpack.rs:57:12 [INFO] [stdout] | [INFO] [stdout] 57 | UInt16(u16), [INFO] [stdout] | ------ ^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `MsgPack` 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] 57 - UInt16(u16), [INFO] [stdout] 57 + UInt16(()), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> examples/msgpack.rs:58:12 [INFO] [stdout] | [INFO] [stdout] 58 | UInt32(u32), [INFO] [stdout] | ------ ^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `MsgPack` 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] 58 - UInt32(u32), [INFO] [stdout] 58 + UInt32(()), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> examples/msgpack.rs:59:12 [INFO] [stdout] | [INFO] [stdout] 59 | UInt64(u64), [INFO] [stdout] | ------ ^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `MsgPack` 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] 59 - UInt64(u64), [INFO] [stdout] 59 + UInt64(()), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> examples/msgpack.rs:60:10 [INFO] [stdout] | [INFO] [stdout] 60 | Int8(i8), [INFO] [stdout] | ---- ^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `MsgPack` 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] 60 - Int8(i8), [INFO] [stdout] 60 + Int8(()), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> examples/msgpack.rs:61:11 [INFO] [stdout] | [INFO] [stdout] 61 | Int16(i16), [INFO] [stdout] | ----- ^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `MsgPack` 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] 61 - Int16(i16), [INFO] [stdout] 61 + Int16(()), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> examples/msgpack.rs:62:11 [INFO] [stdout] | [INFO] [stdout] 62 | Int32(i32), [INFO] [stdout] | ----- ^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `MsgPack` 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] 62 - Int32(i32), [INFO] [stdout] 62 + Int32(()), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> examples/msgpack.rs:63:11 [INFO] [stdout] | [INFO] [stdout] 63 | Int64(i64), [INFO] [stdout] | ----- ^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `MsgPack` 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] 63 - Int64(i64), [INFO] [stdout] 63 + Int64(()), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `0` and `1` are never read [INFO] [stdout] --> examples/msgpack.rs:64:13 [INFO] [stdout] | [INFO] [stdout] 64 | FixExt1(u8, &'a [u8; 1]), [INFO] [stdout] | ------- ^^ ^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | fields in this variant [INFO] [stdout] | [INFO] [stdout] = note: `MsgPack` 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] 64 - FixExt1(u8, &'a [u8; 1]), [INFO] [stdout] 64 + FixExt1((), ()), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `0` and `1` are never read [INFO] [stdout] --> examples/msgpack.rs:65:13 [INFO] [stdout] | [INFO] [stdout] 65 | FixExt2(u8, &'a [u8; 2]), [INFO] [stdout] | ------- ^^ ^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | fields in this variant [INFO] [stdout] | [INFO] [stdout] = note: `MsgPack` 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] 65 - FixExt2(u8, &'a [u8; 2]), [INFO] [stdout] 65 + FixExt2((), ()), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `0` and `1` are never read [INFO] [stdout] --> examples/msgpack.rs:66:13 [INFO] [stdout] | [INFO] [stdout] 66 | FixExt4(u8, &'a [u8; 4]), [INFO] [stdout] | ------- ^^ ^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | fields in this variant [INFO] [stdout] | [INFO] [stdout] = note: `MsgPack` 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] 66 - FixExt4(u8, &'a [u8; 4]), [INFO] [stdout] 66 + FixExt4((), ()), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `0` and `1` are never read [INFO] [stdout] --> examples/msgpack.rs:67:13 [INFO] [stdout] | [INFO] [stdout] 67 | FixExt8(u8, &'a [u8; 8]), [INFO] [stdout] | ------- ^^ ^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | fields in this variant [INFO] [stdout] | [INFO] [stdout] = note: `MsgPack` 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] 67 - FixExt8(u8, &'a [u8; 8]), [INFO] [stdout] 67 + FixExt8((), ()), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `0` and `1` are never read [INFO] [stdout] --> examples/msgpack.rs:68:14 [INFO] [stdout] | [INFO] [stdout] 68 | FixExt16(u8, &'a [u8; 16]), [INFO] [stdout] | -------- ^^ ^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | fields in this variant [INFO] [stdout] | [INFO] [stdout] = note: `MsgPack` 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] 68 - FixExt16(u8, &'a [u8; 16]), [INFO] [stdout] 68 + FixExt16((), ()), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> examples/msgpack.rs:69:9 [INFO] [stdout] | [INFO] [stdout] 69 | Str(&'a str), [INFO] [stdout] | --- ^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `MsgPack` 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] 69 - Str(&'a str), [INFO] [stdout] 69 + Str(()), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> examples/msgpack.rs:70:11 [INFO] [stdout] | [INFO] [stdout] 70 | Array(u32), [INFO] [stdout] | ----- ^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `MsgPack` 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] 70 - Array(u32), [INFO] [stdout] 70 + Array(()), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> examples/msgpack.rs:71:9 [INFO] [stdout] | [INFO] [stdout] 71 | Map(u32), [INFO] [stdout] | --- ^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `MsgPack` 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] 71 - Map(u32), [INFO] [stdout] 71 + Map(()), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.01s [INFO] running `Command { std: "docker" "inspect" "86a9bb932fdf1d2e3a048e2bb56bd082e4f298afa06b02de2001799cdc95a302", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "86a9bb932fdf1d2e3a048e2bb56bd082e4f298afa06b02de2001799cdc95a302", kill_on_drop: false }` [INFO] [stdout] 86a9bb932fdf1d2e3a048e2bb56bd082e4f298afa06b02de2001799cdc95a302