[INFO] fetching crate parsimonious 0.0.8...
[INFO] checking parsimonious-0.0.8 against master#936f2600b6c903b04387f74ed5cbce88bb06d243 for pr-91141
[INFO] extracting crate parsimonious 0.0.8 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate parsimonious 0.0.8 on toolchain 936f2600b6c903b04387f74ed5cbce88bb06d243
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate parsimonious 0.0.8
[INFO] finished tweaking crates.io crate parsimonious 0.0.8
[INFO] tweaked toml for crates.io crate parsimonious 0.0.8 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0393d1979a52958aef4fb021b27900ff433060ee32ad6522a1cb1d4edb1f10cd
[INFO] running `Command { std: "docker" "start" "-a" "0393d1979a52958aef4fb021b27900ff433060ee32ad6522a1cb1d4edb1f10cd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0393d1979a52958aef4fb021b27900ff433060ee32ad6522a1cb1d4edb1f10cd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0393d1979a52958aef4fb021b27900ff433060ee32ad6522a1cb1d4edb1f10cd", kill_on_drop: false }`
[INFO] [stdout] 0393d1979a52958aef4fb021b27900ff433060ee32ad6522a1cb1d4edb1f10cd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 45932d65cd1b686efbf989c2ee4aee0b98006ab22a76acc23db4859a5f0768eb
[INFO] running `Command { std: "docker" "start" "-a" "45932d65cd1b686efbf989c2ee4aee0b98006ab22a76acc23db4859a5f0768eb", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.108
[INFO] [stderr]    Compiling remove_dir_all v0.5.3
[INFO] [stderr]     Checking unicode-width v0.1.9
[INFO] [stderr]    Compiling getopts v0.2.21
[INFO] [stderr]    Compiling pulldown-cmark v0.0.3
[INFO] [stderr]    Compiling rand v0.4.6
[INFO] [stderr]    Compiling tempdir v0.3.7
[INFO] [stderr]    Compiling skeptic v0.4.0
[INFO] [stderr]    Compiling parsimonious v0.0.8 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:840:74
[INFO] [stdout]     |
[INFO] [stdout] 840 |         fn apply(&self, args: Result<S,E>) -> Result<T,E> { self.0.apply(try!(args)) }
[INFO] [stdout]     |                                                                          ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:850:73
[INFO] [stdout]     |
[INFO] [stdout] 850 |         fn apply(&self, args: (Result<S,E>,T)) -> Result<(S,T),E> { Ok((try!(args.0),args.1)) }
[INFO] [stdout]     |                                                                         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:857:80
[INFO] [stdout]     |
[INFO] [stdout] 857 |         fn apply(&self, args: (S,Result<T,E>)) -> Result<(S,T),E> { Ok((args.0,try!(args.1))) }
[INFO] [stdout]     |                                                                                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:864:83
[INFO] [stdout]     |
[INFO] [stdout] 864 |         fn apply(&self, args: (Result<S,E>,Result<T,E>)) -> Result<(S,T),E> { Ok((try!(args.0),try!(args.1))) }
[INFO] [stdout]     |                                                                                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:864:96
[INFO] [stdout]     |
[INFO] [stdout] 864 |         fn apply(&self, args: (Result<S,E>,Result<T,E>)) -> Result<(S,T),E> { Ok((try!(args.0),try!(args.1))) }
[INFO] [stdout]     |                                                                                                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:840:74
[INFO] [stdout]     |
[INFO] [stdout] 840 |         fn apply(&self, args: Result<S,E>) -> Result<T,E> { self.0.apply(try!(args)) }
[INFO] [stdout]     |                                                                          ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:850:73
[INFO] [stdout]     |
[INFO] [stdout] 850 |         fn apply(&self, args: (Result<S,E>,T)) -> Result<(S,T),E> { Ok((try!(args.0),args.1)) }
[INFO] [stdout]     |                                                                         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:857:80
[INFO] [stdout]     |
[INFO] [stdout] 857 |         fn apply(&self, args: (S,Result<T,E>)) -> Result<(S,T),E> { Ok((args.0,try!(args.1))) }
[INFO] [stdout]     |                                                                                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:864:83
[INFO] [stdout]     |
[INFO] [stdout] 864 |         fn apply(&self, args: (Result<S,E>,Result<T,E>)) -> Result<(S,T),E> { Ok((try!(args.0),try!(args.1))) }
[INFO] [stdout]     |                                                                                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:864:96
[INFO] [stdout]     |
[INFO] [stdout] 864 |         fn apply(&self, args: (Result<S,E>,Result<T,E>)) -> Result<(S,T),E> { Ok((try!(args.0),try!(args.1))) }
[INFO] [stdout]     |                                                                                                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around function argument
[INFO] [stdout]     --> src/lib.rs:1591:54
[INFO] [stdout]      |
[INFO] [stdout] 1591 |     let mut iter = parser.parse(impls::Peekable::new((1..3))).unAbort();
[INFO] [stdout]      |                                                      ^    ^
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]      |
[INFO] [stdout] 1591 -     let mut iter = parser.parse(impls::Peekable::new((1..3))).unAbort();
[INFO] [stdout] 1591 +     let mut iter = parser.parse(impls::Peekable::new(1..3)).unAbort();
[INFO] [stdout]      | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around function argument
[INFO] [stdout]     --> src/lib.rs:1595:64
[INFO] [stdout]      |
[INFO] [stdout] 1595 |     let (mut iter, result) = parser.parse(impls::Peekable::new((0..3))).unCommit().unDone();
[INFO] [stdout]      |                                                                ^    ^
[INFO] [stdout]      |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]      |
[INFO] [stdout] 1595 -     let (mut iter, result) = parser.parse(impls::Peekable::new((0..3))).unCommit().unDone();
[INFO] [stdout] 1595 +     let (mut iter, result) = parser.parse(impls::Peekable::new(0..3)).unCommit().unDone();
[INFO] [stdout]      | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]     --> src/lib.rs:1856:32
[INFO] [stdout]      |
[INFO] [stdout] 1856 |     type TreeParserState = Box<for<'b> Boxable<&'b str, Output=Tree>>;
[INFO] [stdout]      |                                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn for<'b> Boxable<&'b str, Output=Tree>`
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout]      = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]      = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 8 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.23s
[INFO] running `Command { std: "docker" "inspect" "45932d65cd1b686efbf989c2ee4aee0b98006ab22a76acc23db4859a5f0768eb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "45932d65cd1b686efbf989c2ee4aee0b98006ab22a76acc23db4859a5f0768eb", kill_on_drop: false }`
[INFO] [stdout] 45932d65cd1b686efbf989c2ee4aee0b98006ab22a76acc23db4859a5f0768eb