[INFO] fetching crate combine 4.6.2...
[INFO] checking combine-4.6.2 against try#cac44d9528e3bbbdaa1537d187bd489ccc5de18c for pr-91141
[INFO] extracting crate combine 4.6.2 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate combine 4.6.2 on toolchain cac44d9528e3bbbdaa1537d187bd489ccc5de18c
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate combine 4.6.2
[INFO] removed 0 missing examples
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate combine 4.6.2
[INFO] tweaked toml for crates.io crate combine 4.6.2 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate crates.io crate combine 4.6.2 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded tokio-macros v0.3.2
[INFO] [stderr]   Downloaded tokio-stream v0.1.0
[INFO] [stderr]   Downloaded partial-io v0.3.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 45a3a98d6ec1aca3ef4e289063de22606e8903b6856a7e71e558c22cf82d2936
[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" "45a3a98d6ec1aca3ef4e289063de22606e8903b6856a7e71e558c22cf82d2936", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "45a3a98d6ec1aca3ef4e289063de22606e8903b6856a7e71e558c22cf82d2936", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "45a3a98d6ec1aca3ef4e289063de22606e8903b6856a7e71e558c22cf82d2936", kill_on_drop: false }`
[INFO] [stdout] 45a3a98d6ec1aca3ef4e289063de22606e8903b6856a7e71e558c22cf82d2936
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 19f24914b5372eb4b5b21999774cc144cce9b417e7d0bad83e88f1fe621e0559
[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" "19f24914b5372eb4b5b21999774cc144cce9b417e7d0bad83e88f1fe621e0559", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling libc v0.2.81
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling syn v1.0.55
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]     Checking futures-core v0.3.8
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]     Checking futures-io v0.3.8
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling serde v1.0.118
[INFO] [stderr]     Checking pin-project-lite v0.2.0
[INFO] [stderr]     Checking cache-padded v1.1.1
[INFO] [stderr]    Compiling const_fn v0.4.4
[INFO] [stderr]     Checking fastrand v1.4.0
[INFO] [stderr]     Checking waker-fn v1.1.0
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]     Checking parking v2.0.0
[INFO] [stderr]    Compiling rayon-core v1.9.0
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]     Checking regex-syntax v0.6.21
[INFO] [stderr]    Compiling proc-macro-nested v0.1.6
[INFO] [stderr]    Compiling serde_json v1.0.60
[INFO] [stderr]     Checking vec-arena v1.0.0
[INFO] [stderr]     Checking itoa v0.4.6
[INFO] [stderr]     Checking event-listener v2.5.1
[INFO] [stderr]     Checking async-task v4.0.3
[INFO] [stderr]     Checking either v1.6.1
[INFO] [stderr]     Checking futures-sink v0.3.8
[INFO] [stderr]     Checking pin-utils v0.1.0
[INFO] [stderr]    Compiling serde_derive v1.0.118
[INFO] [stderr]     Checking unicode-width v0.1.8
[INFO] [stderr]     Checking atomic-waker v1.0.0
[INFO] [stderr]     Checking futures v0.1.30
[INFO] [stderr]     Checking bytes v1.0.0
[INFO] [stderr]     Checking half v1.6.0
[INFO] [stderr]     Checking pin-project-lite v0.1.11
[INFO] [stderr]     Checking bytes v0.5.6
[INFO] [stderr]     Checking futures-task v0.3.8
[INFO] [stderr]     Checking thread_local v1.0.1
[INFO] [stderr]     Checking concurrent-queue v1.2.2
[INFO] [stderr]     Checking async-mutex v1.4.0
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking futures-channel v0.3.8
[INFO] [stderr]     Checking itertools v0.9.0
[INFO] [stderr]    Compiling cast v0.2.3
[INFO] [stderr]     Checking async-channel v1.5.1
[INFO] [stderr]    Compiling crossbeam-utils v0.8.1
[INFO] [stderr]    Compiling memoffset v0.6.1
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling rayon v1.5.0
[INFO] [stderr]    Compiling tokio v0.3.6
[INFO] [stderr]    Compiling tokio v1.0.0
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]     Checking kv-log-macro v1.0.7
[INFO] [stderr]    Compiling quote v1.0.8
[INFO] [stderr]     Checking aho-corasick v0.7.15
[INFO] [stderr]     Checking futures-lite v1.11.3
[INFO] [stderr]     Checking csv-core v0.1.10
[INFO] [stderr]     Checking combine v4.6.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking regex-automata v0.1.9
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking iovec v0.1.4
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking polling v2.0.2
[INFO] [stderr]     Checking nb-connect v1.0.2
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]     Checking net2 v0.2.37
[INFO] [stderr]     Checking criterion-plot v0.4.3
[INFO] [stderr]     Checking bytes v0.4.12
[INFO] [stderr]     Checking mio v0.6.23
[INFO] [stderr]     Checking tokio-io v0.1.13
[INFO] [stderr]     Checking async-io v1.3.1
[INFO] [stderr]     Checking async-executor v1.4.0
[INFO] [stderr]     Checking blocking v1.0.2
[INFO] [stderr]     Checking regex v1.4.2
[INFO] [stderr]     Checking async-global-executor v1.4.3
[INFO] [stdout] warning: unused attribute
[INFO] [stdout]    --> src/lib.rs:509:9
[INFO] [stdout]     |
[INFO] [stdout] 509 |           #[inline]
[INFO] [stdout]     |           ^^^^^^^^^ help: remove this attribute
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/parser/range.rs:68:1
[INFO] [stdout]     |
[INFO] [stdout] 68  | / parser! {
[INFO] [stdout] 69  | |     #[derive(Clone)]
[INFO] [stdout] 70  | |     pub struct Recognize;
[INFO] [stdout] 71  | |     type PartialState = <RecognizeWithValue<P> as Parser<Input>>::PartialState;
[INFO] [stdout] ...   |
[INFO] [stdout] 97  | |     }
[INFO] [stdout] 98  | | }
[INFO] [stdout]     | |_- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_attributes)]` on by default
[INFO] [stdout] note: attribute also specified here
[INFO] [stdout]    --> src/lib.rs:508:11
[INFO] [stdout]     |
[INFO] [stdout] 508 |           $(#[$attr])*
[INFO] [stdout]     |             ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/parser/range.rs:68:1
[INFO] [stdout]     |
[INFO] [stdout] 68  | / parser! {
[INFO] [stdout] 69  | |     #[derive(Clone)]
[INFO] [stdout] 70  | |     pub struct Recognize;
[INFO] [stdout] 71  | |     type PartialState = <RecognizeWithValue<P> as Parser<Input>>::PartialState;
[INFO] [stdout] ...   |
[INFO] [stdout] 97  | |     }
[INFO] [stdout] 98  | | }
[INFO] [stdout]     | |_- in this macro invocation
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: this warning originates in the macro `$crate::combine_parser_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking crossbeam-channel v0.5.0
[INFO] [stderr]     Checking async-std v1.8.0
[INFO] [stderr]     Checking plotters v0.2.15
[INFO] [stderr]     Checking crossbeam-epoch v0.9.1
[INFO] [stderr]     Checking crossbeam-deque v0.8.0
[INFO] [stderr]     Checking env_logger v0.5.13
[INFO] [stderr]     Checking quickcheck v0.6.2
[INFO] [stderr]     Checking bstr v0.2.14
[INFO] [stderr]     Checking serde_cbor v0.11.1
[INFO] [stderr]     Checking partial-io v0.3.1
[INFO] [stderr]     Checking csv v1.1.5
[INFO] [stderr]     Checking tinytemplate v1.1.0
[INFO] [stderr]    Compiling pin-project-internal v1.0.2
[INFO] [stderr]    Compiling futures-macro v0.3.8
[INFO] [stderr]    Compiling tokio-macros v0.3.2
[INFO] [stderr]    Compiling tokio-macros v0.2.6
[INFO] [stderr]    Compiling tokio-macros v1.0.0
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking tokio v0.2.24
[INFO] [stderr]     Checking pin-project v1.0.2
[INFO] [stderr]     Checking futures-util v0.3.8
[INFO] [stderr]     Checking criterion v0.3.3
[INFO] [stderr]     Checking futures-executor v0.3.8
[INFO] [stderr]     Checking futures v0.3.8
[INFO] [stdout] warning: field is never read: `method`
[INFO] [stdout]   --> benches/http.rs:22:5
[INFO] [stdout]    |
[INFO] [stdout] 22 |     method: &'a [u8],
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `uri`
[INFO] [stdout]   --> benches/http.rs:23:5
[INFO] [stdout]    |
[INFO] [stdout] 23 |     uri: &'a [u8],
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `version`
[INFO] [stdout]   --> benches/http.rs:24:5
[INFO] [stdout]    |
[INFO] [stdout] 24 |     version: &'a [u8],
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `name`
[INFO] [stdout]   --> benches/http.rs:29:5
[INFO] [stdout]    |
[INFO] [stdout] 29 |     name: &'a [u8],
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `value`
[INFO] [stdout]   --> benches/http.rs:30:5
[INFO] [stdout]    |
[INFO] [stdout] 30 |     value: Vec<&'a [u8]>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused attribute
[INFO] [stdout]    --> src/lib.rs:509:9
[INFO] [stdout]     |
[INFO] [stdout] 509 |           #[inline]
[INFO] [stdout]     |           ^^^^^^^^^ help: remove this attribute
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/parser/range.rs:68:1
[INFO] [stdout]     |
[INFO] [stdout] 68  | / parser! {
[INFO] [stdout] 69  | |     #[derive(Clone)]
[INFO] [stdout] 70  | |     pub struct Recognize;
[INFO] [stdout] 71  | |     type PartialState = <RecognizeWithValue<P> as Parser<Input>>::PartialState;
[INFO] [stdout] ...   |
[INFO] [stdout] 97  | |     }
[INFO] [stdout] 98  | | }
[INFO] [stdout]     | |_- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_attributes)]` on by default
[INFO] [stdout] note: attribute also specified here
[INFO] [stdout]    --> src/lib.rs:508:11
[INFO] [stdout]     |
[INFO] [stdout] 508 |           $(#[$attr])*
[INFO] [stdout]     |             ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/parser/range.rs:68:1
[INFO] [stdout]     |
[INFO] [stdout] 68  | / parser! {
[INFO] [stdout] 69  | |     #[derive(Clone)]
[INFO] [stdout] 70  | |     pub struct Recognize;
[INFO] [stdout] 71  | |     type PartialState = <RecognizeWithValue<P> as Parser<Input>>::PartialState;
[INFO] [stdout] ...   |
[INFO] [stdout] 97  | |     }
[INFO] [stdout] 98  | | }
[INFO] [stdout]     | |_- in this macro invocation
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: this warning originates in the macro `$crate::combine_parser_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 52.14s
[INFO] running `Command { std: "docker" "inspect" "19f24914b5372eb4b5b21999774cc144cce9b417e7d0bad83e88f1fe621e0559", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "19f24914b5372eb4b5b21999774cc144cce9b417e7d0bad83e88f1fe621e0559", kill_on_drop: false }`
[INFO] [stdout] 19f24914b5372eb4b5b21999774cc144cce9b417e7d0bad83e88f1fe621e0559