[INFO] cloning repository https://github.com/matt-williams/tokio-memcache
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/matt-williams/tokio-memcache" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmatt-williams%2Ftokio-memcache", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmatt-williams%2Ftokio-memcache'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 5c28b50593084a047861f49c9c026aaa67c222c1
[INFO] checking matt-williams/tokio-memcache against try#8b72f65b805cbe4c261de45030d663f524f27376 for pr-78991
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmatt-williams%2Ftokio-memcache" "/workspace/builds/worker-8/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/matt-williams/tokio-memcache on toolchain 8b72f65b805cbe4c261de45030d663f524f27376
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8b72f65b805cbe4c261de45030d663f524f27376" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/matt-williams/tokio-memcache
[INFO] finished tweaking git repo https://github.com/matt-williams/tokio-memcache
[INFO] tweaked toml for git repo https://github.com/matt-williams/tokio-memcache written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate git repo https://github.com/matt-williams/tokio-memcache already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8b72f65b805cbe4c261de45030d663f524f27376" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded nom v2.0.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+8b72f65b805cbe4c261de45030d663f524f27376" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] da81d52677b6aab6ad91092142ea05abf5c1bc40cc355e3d25ba5ee0dab92850
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "da81d52677b6aab6ad91092142ea05abf5c1bc40cc355e3d25ba5ee0dab92850", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "da81d52677b6aab6ad91092142ea05abf5c1bc40cc355e3d25ba5ee0dab92850", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "da81d52677b6aab6ad91092142ea05abf5c1bc40cc355e3d25ba5ee0dab92850", kill_on_drop: false }`
[INFO] [stdout] da81d52677b6aab6ad91092142ea05abf5c1bc40cc355e3d25ba5ee0dab92850
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+8b72f65b805cbe4c261de45030d663f524f27376" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d764adff1a1fd959807384671ef3d360b60656d448a3ee728b43c51fe5bc893a
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "d764adff1a1fd959807384671ef3d360b60656d448a3ee728b43c51fe5bc893a", kill_on_drop: false }`
[INFO] [stderr]     Checking libc v0.2.20
[INFO] [stderr]     Checking cfg-if v0.1.0
[INFO] [stderr]     Checking slab v0.3.0
[INFO] [stderr]     Checking lazycell v0.4.0
[INFO] [stderr]     Checking scoped-tls v0.1.0
[INFO] [stderr]     Checking take v0.1.0
[INFO] [stderr]     Checking smallvec v0.2.1
[INFO] [stderr]     Checking nom v2.0.1
[INFO] [stderr]     Checking futures v0.1.9
[INFO] [stderr]     Checking net2 v0.2.26
[INFO] [stderr]     Checking rand v0.3.15
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/nom-2.0.1/src/nom.rs:368:26
[INFO] [stdout]     |
[INFO] [stdout] 368 | pub fn be_i8(i:&[u8]) -> IResult<&[u8], i8> {
[INFO] [stdout]     |        -----             ^^^^^^^^^^^^^^^^^^ expected enum `internal::IResult`, found `()`
[INFO] [stdout]     |        |
[INFO] [stdout]     |        implicitly returns `()` as its body has no tail or `return` expression
[INFO] [stdout] 369 |   map!(i, be_u8, | x | { x as i8 })
[INFO] [stdout]     |                                   - help: consider removing this semicolon
[INFO] [stdout]     |
[INFO] [stdout]     = note:   expected enum `internal::IResult<&[u8], i8>`
[INFO] [stdout]             found unit type `()`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/nom-2.0.1/src/nom.rs:374:27
[INFO] [stdout]     |
[INFO] [stdout] 374 | pub fn be_i16(i:&[u8]) -> IResult<&[u8], i16> {
[INFO] [stdout]     |        ------             ^^^^^^^^^^^^^^^^^^^ expected enum `internal::IResult`, found `()`
[INFO] [stdout]     |        |
[INFO] [stdout]     |        implicitly returns `()` as its body has no tail or `return` expression
[INFO] [stdout] 375 |   map!(i, be_u16, | x | { x as i16 })
[INFO] [stdout]     |                                     - help: consider removing this semicolon
[INFO] [stdout]     |
[INFO] [stdout]     = note:   expected enum `internal::IResult<&[u8], i16>`
[INFO] [stdout]             found unit type `()`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/nom-2.0.1/src/nom.rs:380:27
[INFO] [stdout]     |
[INFO] [stdout] 380 | pub fn be_i32(i:&[u8]) -> IResult<&[u8], i32> {
[INFO] [stdout]     |        ------             ^^^^^^^^^^^^^^^^^^^ expected enum `internal::IResult`, found `()`
[INFO] [stdout]     |        |
[INFO] [stdout]     |        implicitly returns `()` as its body has no tail or `return` expression
[INFO] [stdout] 381 |   map!(i, be_u32, | x | { x as i32 })
[INFO] [stdout]     |                                     - help: consider removing this semicolon
[INFO] [stdout]     |
[INFO] [stdout]     = note:   expected enum `internal::IResult<&[u8], i32>`
[INFO] [stdout]             found unit type `()`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/nom-2.0.1/src/nom.rs:386:27
[INFO] [stdout]     |
[INFO] [stdout] 386 | pub fn be_i64(i:&[u8]) -> IResult<&[u8], i64> {
[INFO] [stdout]     |        ------             ^^^^^^^^^^^^^^^^^^^ expected enum `internal::IResult`, found `()`
[INFO] [stdout]     |        |
[INFO] [stdout]     |        implicitly returns `()` as its body has no tail or `return` expression
[INFO] [stdout] 387 |   map!(i, be_u64, | x | { x as i64 })
[INFO] [stdout]     |                                     - help: consider removing this semicolon
[INFO] [stdout]     |
[INFO] [stdout]     = note:   expected enum `internal::IResult<&[u8], i64>`
[INFO] [stdout]             found unit type `()`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/nom-2.0.1/src/nom.rs:436:26
[INFO] [stdout]     |
[INFO] [stdout] 436 | pub fn le_i8(i:&[u8]) -> IResult<&[u8], i8> {
[INFO] [stdout]     |        -----             ^^^^^^^^^^^^^^^^^^ expected enum `internal::IResult`, found `()`
[INFO] [stdout]     |        |
[INFO] [stdout]     |        implicitly returns `()` as its body has no tail or `return` expression
[INFO] [stdout] 437 |   map!(i, le_u8, | x | { x as i8 })
[INFO] [stdout]     |                                   - help: consider removing this semicolon
[INFO] [stdout]     |
[INFO] [stdout]     = note:   expected enum `internal::IResult<&[u8], i8>`
[INFO] [stdout]             found unit type `()`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/nom-2.0.1/src/nom.rs:442:27
[INFO] [stdout]     |
[INFO] [stdout] 442 | pub fn le_i16(i:&[u8]) -> IResult<&[u8], i16> {
[INFO] [stdout]     |        ------             ^^^^^^^^^^^^^^^^^^^ expected enum `internal::IResult`, found `()`
[INFO] [stdout]     |        |
[INFO] [stdout]     |        implicitly returns `()` as its body has no tail or `return` expression
[INFO] [stdout] 443 |   map!(i, le_u16, | x | { x as i16 })
[INFO] [stdout]     |                                     - help: consider removing this semicolon
[INFO] [stdout]     |
[INFO] [stdout]     = note:   expected enum `internal::IResult<&[u8], i16>`
[INFO] [stdout]             found unit type `()`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/nom-2.0.1/src/nom.rs:448:27
[INFO] [stdout]     |
[INFO] [stdout] 448 | pub fn le_i32(i:&[u8]) -> IResult<&[u8], i32> {
[INFO] [stdout]     |        ------             ^^^^^^^^^^^^^^^^^^^ expected enum `internal::IResult`, found `()`
[INFO] [stdout]     |        |
[INFO] [stdout]     |        implicitly returns `()` as its body has no tail or `return` expression
[INFO] [stdout] 449 |   map!(i, le_u32, | x | { x as i32 })
[INFO] [stdout]     |                                     - help: consider removing this semicolon
[INFO] [stdout]     |
[INFO] [stdout]     = note:   expected enum `internal::IResult<&[u8], i32>`
[INFO] [stdout]             found unit type `()`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/nom-2.0.1/src/nom.rs:454:27
[INFO] [stdout]     |
[INFO] [stdout] 454 | pub fn le_i64(i:&[u8]) -> IResult<&[u8], i64> {
[INFO] [stdout]     |        ------             ^^^^^^^^^^^^^^^^^^^ expected enum `internal::IResult`, found `()`
[INFO] [stdout]     |        |
[INFO] [stdout]     |        implicitly returns `()` as its body has no tail or `return` expression
[INFO] [stdout] 455 |   map!(i, le_u64, | x | { x as i64 })
[INFO] [stdout]     |                                     - help: consider removing this semicolon
[INFO] [stdout]     |
[INFO] [stdout]     = note:   expected enum `internal::IResult<&[u8], i64>`
[INFO] [stdout]             found unit type `()`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 8 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0308`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `nom`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "d764adff1a1fd959807384671ef3d360b60656d448a3ee728b43c51fe5bc893a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d764adff1a1fd959807384671ef3d360b60656d448a3ee728b43c51fe5bc893a", kill_on_drop: false }`
[INFO] [stdout] d764adff1a1fd959807384671ef3d360b60656d448a3ee728b43c51fe5bc893a