[INFO] crate typic 0.1.0 is already in cache
[INFO] checking typic-0.1.0 against try#f149601db42efe10ece8b284ab681fd4a6fcb89c for pr-68766
[INFO] extracting crate typic 0.1.0 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate typic 0.1.0 on toolchain f149601db42efe10ece8b284ab681fd4a6fcb89c
[INFO] running `"/workspace/cargo-home/bin/cargo" "+f149601db42efe10ece8b284ab681fd4a6fcb89c" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate typic 0.1.0
[INFO] finished tweaking crates.io crate typic 0.1.0
[INFO] tweaked toml for crates.io crate typic 0.1.0 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+f149601db42efe10ece8b284ab681fd4a6fcb89c" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+f149601db42efe10ece8b284ab681fd4a6fcb89c" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+f149601db42efe10ece8b284ab681fd4a6fcb89c" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] bfce0ed09d48161678605e2c177f2ad4b1b26da312ea038f585d46b66b9074c1
[INFO] running `"docker" "start" "-a" "bfce0ed09d48161678605e2c177f2ad4b1b26da312ea038f585d46b66b9074c1"`
[INFO] [stderr]    Compiling syn v1.0.14
[INFO] [stderr]    Compiling typic-derive v0.1.0
[INFO] [stderr]     Checking typic v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: type alias is never used: `NonZeroBytes`
[INFO] [stderr]    --> src/transmutation.rs:286:1
[INFO] [stderr]     |
[INFO] [stderr] 286 | / type NonZeroBytes<R = HNil> =
[INFO] [stderr] 287 | |     Hlist![NonZero, NonZero, NonZero, NonZero, NonZero, NonZero, NonZero, NonZero, ...R];
[INFO] [stderr]     | |_________________________________________________________________________________________^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: type alias is never used: `UninitializedBytes`
[INFO] [stderr]    --> src/transmutation.rs:290:1
[INFO] [stderr]     |
[INFO] [stderr] 290 | / type UninitializedBytes<R = HNil> =
[INFO] [stderr] 291 | |     Hlist![Uninit, Uninit, Uninit, Uninit, Uninit, Uninit, Uninit, Uninit, ...R];
[INFO] [stderr]     | |_________________________________________________________________________________^
[INFO] [stderr] 
[INFO] [stderr] warning: type alias is never used: `NonZeroBytes`
[INFO] [stderr]    --> src/transmutation.rs:286:1
[INFO] [stderr]     |
[INFO] [stderr] 286 | / type NonZeroBytes<R = HNil> =
[INFO] [stderr] 287 | |     Hlist![NonZero, NonZero, NonZero, NonZero, NonZero, NonZero, NonZero, NonZero, ...R];
[INFO] [stderr]     | |_________________________________________________________________________________________^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: type alias is never used: `UninitializedBytes`
[INFO] [stderr]    --> src/transmutation.rs:290:1
[INFO] [stderr]     |
[INFO] [stderr] 290 | / type UninitializedBytes<R = HNil> =
[INFO] [stderr] 291 | |     Hlist![Uninit, Uninit, Uninit, Uninit, Uninit, Uninit, Uninit, Uninit, ...R];
[INFO] [stderr]     | |_________________________________________________________________________________^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::mem`
[INFO] [stderr]  --> tests/pointer_conversion.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | use std::mem;
[INFO] [stderr]   |     ^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::mem`
[INFO] [stderr]  --> tests/nested_structures.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | use std::mem;
[INFO] [stderr]   |     ^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `Invariants`, `Valid`
[INFO] [stderr]  --> tests/pointer_alignment.rs:4:17
[INFO] [stderr]   |
[INFO] [stderr] 4 |     transmute::{Invariants, TransmuteFrom, Valid},
[INFO] [stderr]   |                 ^^^^^^^^^^                 ^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `Align1`
[INFO] [stderr]  --> tests/pointer_alignment.rs:8:8
[INFO] [stderr]   |
[INFO] [stderr] 8 | struct Align1(u8, u8);
[INFO] [stderr]   |        ^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `Align2`
[INFO] [stderr]   --> tests/pointer_alignment.rs:11:8
[INFO] [stderr]    |
[INFO] [stderr] 11 | struct Align2(u16);
[INFO] [stderr]    |        ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `a`
[INFO] [stderr]   --> tests/invariants_opaque.rs:11:5
[INFO] [stderr]    |
[INFO] [stderr] 11 |     a: u8,
[INFO] [stderr]    |     ^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `b`
[INFO] [stderr]   --> tests/invariants_opaque.rs:12:5
[INFO] [stderr]    |
[INFO] [stderr] 12 |     b: u8,
[INFO] [stderr]    |     ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `transparent_to_opaque`
[INFO] [stderr]   --> tests/invariants_opaque.rs:48:4
[INFO] [stderr]    |
[INFO] [stderr] 48 | fn transparent_to_opaque() {
[INFO] [stderr]    |    ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 19.17s
[INFO] running `"docker" "inspect" "bfce0ed09d48161678605e2c177f2ad4b1b26da312ea038f585d46b66b9074c1"`
[INFO] running `"docker" "rm" "-f" "bfce0ed09d48161678605e2c177f2ad4b1b26da312ea038f585d46b66b9074c1"`
[INFO] [stdout] bfce0ed09d48161678605e2c177f2ad4b1b26da312ea038f585d46b66b9074c1