Dec 11 14:20:27.372 INFO checking maeln/Oneliner against master#3a75e80557a103497cffbcab395a2f37061a77ea for pr-56677
Dec 11 14:20:27.372 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56677/worker-0/master#3a75e80557a103497cffbcab395a2f37061a77ea:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-0/pr-56677/master#3a75e80557a103497cffbcab395a2f37061a77ea:/source:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +3a75e80557a103497cffbcab395a2f37061a77ea-alt check --frozen --all --all-targets" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Dec 11 14:20:27.604 INFO [stdout] 2a1ba4afa37b87a8fa057705e659f76c9f80d66cbc1048895e90ea71b35f3e23
Dec 11 14:20:27.621 INFO running `"docker" "start" "-a" "2a1ba4afa37b87a8fa057705e659f76c9f80d66cbc1048895e90ea71b35f3e23"`
Dec 11 14:20:28.361 INFO [stderr] usermod: no changes
Dec 11 14:20:28.493 INFO [stderr]     Checking csv v1.0.2
Dec 11 14:20:28.493 INFO [stderr]     Checking crossbeam-channel v0.3.2
Dec 11 14:20:30.496 INFO [stderr]     Checking crossbeam v0.5.0
Dec 11 14:20:31.648 INFO [stderr]     Checking oneliner v0.1.0 (/source)
Dec 11 14:20:34.880 INFO [stderr] warning: variant is never constructed: `SerializeError`
Dec 11 14:20:34.881 INFO [stderr]   --> src/serialize/errors.rs:21:5
Dec 11 14:20:34.881 INFO [stderr]    |
Dec 11 14:20:34.881 INFO [stderr] 21 |     SerializeError,
Dec 11 14:20:34.881 INFO [stderr]    |     ^^^^^^^^^^^^^^
Dec 11 14:20:34.881 INFO [stderr]    |
Dec 11 14:20:34.881 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 11 14:20:34.881 INFO [stderr] 
Dec 11 14:20:34.881 INFO [stderr] warning: variant is never constructed: `UnserializeError`
Dec 11 14:20:34.881 INFO [stderr]   --> src/serialize/errors.rs:22:5
Dec 11 14:20:34.881 INFO [stderr]    |
Dec 11 14:20:34.881 INFO [stderr] 22 |     UnserializeError,
Dec 11 14:20:34.881 INFO [stderr]    |     ^^^^^^^^^^^^^^^^
Dec 11 14:20:34.881 INFO [stderr] 
Dec 11 14:20:34.881 INFO [stderr] warning: method is never used: `new_serialize`
Dec 11 14:20:34.881 INFO [stderr]   --> src/serialize/errors.rs:36:5
Dec 11 14:20:34.881 INFO [stderr]    |
Dec 11 14:20:34.881 INFO [stderr] 36 |     pub fn new_serialize() -> Error {
Dec 11 14:20:34.881 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 14:20:34.881 INFO [stderr] 
Dec 11 14:20:34.881 INFO [stderr] warning: method is never used: `new_unserialize`
Dec 11 14:20:34.881 INFO [stderr]   --> src/serialize/errors.rs:40:5
Dec 11 14:20:34.881 INFO [stderr]    |
Dec 11 14:20:34.881 INFO [stderr] 40 |     pub fn new_unserialize() -> Error {
Dec 11 14:20:34.881 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 14:20:34.881 INFO [stderr] 
Dec 11 14:20:34.881 INFO [stderr] warning: method is never used: `into_cause`
Dec 11 14:20:34.881 INFO [stderr]   --> src/serialize/errors.rs:60:5
Dec 11 14:20:34.881 INFO [stderr]    |
Dec 11 14:20:34.881 INFO [stderr] 60 |     pub fn into_cause(self) -> Option<Box<StdError + Sync + Send>> {
Dec 11 14:20:34.881 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 14:20:34.881 INFO [stderr] 
Dec 11 14:20:34.988 INFO [stderr] warning: variant is never constructed: `SerializeError`
Dec 11 14:20:34.988 INFO [stderr]   --> src/serialize/errors.rs:21:5
Dec 11 14:20:34.988 INFO [stderr]    |
Dec 11 14:20:34.988 INFO [stderr] 21 |     SerializeError,
Dec 11 14:20:34.988 INFO [stderr]    |     ^^^^^^^^^^^^^^
Dec 11 14:20:34.988 INFO [stderr]    |
Dec 11 14:20:34.989 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 11 14:20:34.989 INFO [stderr] 
Dec 11 14:20:34.989 INFO [stderr] warning: variant is never constructed: `UnserializeError`
Dec 11 14:20:34.989 INFO [stderr]   --> src/serialize/errors.rs:22:5
Dec 11 14:20:34.990 INFO [stderr]    |
Dec 11 14:20:34.990 INFO [stderr] 22 |     UnserializeError,
Dec 11 14:20:34.990 INFO [stderr]    |     ^^^^^^^^^^^^^^^^
Dec 11 14:20:34.990 INFO [stderr] 
Dec 11 14:20:34.990 INFO [stderr] warning: method is never used: `new_serialize`
Dec 11 14:20:34.990 INFO [stderr]   --> src/serialize/errors.rs:36:5
Dec 11 14:20:34.990 INFO [stderr]    |
Dec 11 14:20:34.990 INFO [stderr] 36 |     pub fn new_serialize() -> Error {
Dec 11 14:20:34.990 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 14:20:34.990 INFO [stderr] 
Dec 11 14:20:34.990 INFO [stderr] warning: method is never used: `new_unserialize`
Dec 11 14:20:34.990 INFO [stderr]   --> src/serialize/errors.rs:40:5
Dec 11 14:20:34.990 INFO [stderr]    |
Dec 11 14:20:34.990 INFO [stderr] 40 |     pub fn new_unserialize() -> Error {
Dec 11 14:20:34.990 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 14:20:34.990 INFO [stderr] 
Dec 11 14:20:34.990 INFO [stderr] warning: method is never used: `into_cause`
Dec 11 14:20:34.990 INFO [stderr]   --> src/serialize/errors.rs:60:5
Dec 11 14:20:34.990 INFO [stderr]    |
Dec 11 14:20:34.990 INFO [stderr] 60 |     pub fn into_cause(self) -> Option<Box<StdError + Sync + Send>> {
Dec 11 14:20:34.990 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 14:20:34.990 INFO [stderr] 
Dec 11 14:20:35.041 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.66s
Dec 11 14:20:35.053 INFO [stderr] su: No module specific data is present
Dec 11 14:20:35.856 INFO running `"docker" "inspect" "2a1ba4afa37b87a8fa057705e659f76c9f80d66cbc1048895e90ea71b35f3e23"`
Dec 11 14:20:36.193 INFO running `"docker" "rm" "-f" "2a1ba4afa37b87a8fa057705e659f76c9f80d66cbc1048895e90ea71b35f3e23"`
Dec 11 14:20:36.452 INFO [stdout] 2a1ba4afa37b87a8fa057705e659f76c9f80d66cbc1048895e90ea71b35f3e23