[INFO] cloning repository https://github.com/ammkrn/second_opinion
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ammkrn/second_opinion" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fammkrn%2Fsecond_opinion", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fammkrn%2Fsecond_opinion'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 3ced119c227d319bef2f458767359406dd9785e1
[INFO] testing ammkrn/second_opinion against master#159ba8a92c9e2fa4121f106176309521f4af87e9+rustflags=-Copt-level=3 for pr-107051
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fammkrn%2Fsecond_opinion" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ammkrn/second_opinion on toolchain 159ba8a92c9e2fa4121f106176309521f4af87e9
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+159ba8a92c9e2fa4121f106176309521f4af87e9" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/ammkrn/second_opinion
[INFO] finished tweaking git repo https://github.com/ammkrn/second_opinion
[INFO] tweaked toml for git repo https://github.com/ammkrn/second_opinion written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/ammkrn/second_opinion already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+159ba8a92c9e2fa4121f106176309521f4af87e9" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded zerocopy v0.5.0
[INFO] [stderr]   Downloaded mm0_util v0.1.4
[INFO] [stderr]   Downloaded lsp-types v0.89.0
[INFO] [stderr]   Downloaded zerocopy-derive v0.3.1
[INFO] [stderr]   Downloaded mm0_deepsize v0.1.0
[INFO] [stderr]   Downloaded mm0_deepsize_derive v0.1.1
[INFO] [stderr]   Downloaded mm0b_parser v0.1.4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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@sha256:7c93e6f9a94679f34221d1005849d4c83862f85b14a264fa0883942f4d043a66" "/opt/rustwide/cargo-home/bin/cargo" "+159ba8a92c9e2fa4121f106176309521f4af87e9" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f663ce4306910c4629e1be28d59098158743f1d949edf68ae37642761776c679
[INFO] running `Command { std: "docker" "start" "-a" "f663ce4306910c4629e1be28d59098158743f1d949edf68ae37642761776c679", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f663ce4306910c4629e1be28d59098158743f1d949edf68ae37642761776c679", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f663ce4306910c4629e1be28d59098158743f1d949edf68ae37642761776c679", kill_on_drop: false }`
[INFO] [stdout] f663ce4306910c4629e1be28d59098158743f1d949edf68ae37642761776c679
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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 -Copt-level=3" "-e" "RUSTDOCFLAGS=--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@sha256:7c93e6f9a94679f34221d1005849d4c83862f85b14a264fa0883942f4d043a66" "/opt/rustwide/cargo-home/bin/cargo" "+159ba8a92c9e2fa4121f106176309521f4af87e9" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f5a8bb6866948b733aad0dcffa8095452a0793edff3eadd7baad9ec06cfb8853
[INFO] running `Command { std: "docker" "start" "-a" "f5a8bb6866948b733aad0dcffa8095452a0793edff3eadd7baad9ec06cfb8853", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling syn v1.0.60
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling libc v0.2.86
[INFO] [stderr]    Compiling serde v1.0.125
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling num-bigint v0.4.0
[INFO] [stderr]    Compiling futures-sink v0.3.14
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling futures-core v0.3.14
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling futures-channel v0.3.14
[INFO] [stderr]    Compiling unicode-normalization v0.1.17
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling unicode-bidi v0.3.5
[INFO] [stderr]    Compiling num-iter v0.1.42
[INFO] [stderr]    Compiling num-rational v0.4.0
[INFO] [stderr]    Compiling futures-task v0.3.14
[INFO] [stderr]    Compiling serde_json v1.0.64
[INFO] [stderr]    Compiling slab v0.4.3
[INFO] [stderr]    Compiling futures-io v0.3.14
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling idna v0.2.3
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling itoa v0.4.7
[INFO] [stderr]    Compiling procinfo v0.4.2
[INFO] [stderr]    Compiling num-complex v0.4.0
[INFO] [stderr]    Compiling stable_deref_trait v1.2.0
[INFO] [stderr]    Compiling byteorder v1.4.2
[INFO] [stderr]    Compiling owning_ref v0.4.1
[INFO] [stderr]    Compiling num v0.4.0
[INFO] [stderr]    Compiling memmap v0.7.0
[INFO] [stderr]    Compiling nom v2.2.1
[INFO] [stderr]    Compiling synstructure v0.12.4
[INFO] [stderr]    Compiling typed-arena v2.0.1
[INFO] [stderr]    Compiling crossbeam-utils v0.8.1
[INFO] [stderr]    Compiling pathdiff v0.2.0
[INFO] [stderr]    Compiling unicode-width v0.1.8
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling bumpalo v3.6.0
[INFO] [stderr]    Compiling mm0_deepsize_derive v0.1.1
[INFO] [stderr]    Compiling serde_derive v1.0.125
[INFO] [stderr]    Compiling futures-macro v0.3.14
[INFO] [stderr]    Compiling serde_repr v0.1.6
[INFO] [stderr]    Compiling zerocopy-derive v0.3.1
[INFO] [stderr]    Compiling futures-util v0.3.14
[INFO] [stderr]    Compiling futures-executor v0.3.14
[INFO] [stderr]    Compiling futures v0.3.14
[INFO] [stderr]    Compiling zerocopy v0.5.0
[INFO] [stderr]    Compiling url v2.2.1
[INFO] [stderr]    Compiling lsp-types v0.89.0
[INFO] [stderr]    Compiling mm0_deepsize v0.1.0
[INFO] [stderr]    Compiling mm0_util v0.1.4
[INFO] [stderr]    Compiling mm0b_parser v0.1.4
[INFO] [stdout] error: non-defining opaque type use in defining scope
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/mm0b_parser-0.1.4/src/write.rs:417:48
[INFO] [stdout]     |
[INFO] [stdout] 417 |   pub fn unify(&mut self) -> &mut impl Write { self.0.unify() }
[INFO] [stdout]     |                                                ^^^^^^^^^^^^^^ lifetime `'a` is part of concrete type but not used in parameter list of the `impl Trait` type alias
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: non-defining opaque type use in defining scope
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/mm0b_parser-0.1.4/src/write.rs:421:48
[INFO] [stdout]     |
[INFO] [stdout] 421 |   pub fn proof(&mut self) -> &mut impl Write { self.0.proof() }
[INFO] [stdout]     |                                                ^^^^^^^^^^^^^^ lifetime `'a` is part of concrete type but not used in parameter list of the `impl Trait` type alias
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: non-defining opaque type use in defining scope
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/mm0b_parser-0.1.4/src/write.rs:443:48
[INFO] [stdout]     |
[INFO] [stdout] 443 |   pub fn unify(&mut self) -> &mut impl Write { self.0.unify() }
[INFO] [stdout]     |                                                ^^^^^^^^^^^^^^ lifetime `'a` is part of concrete type but not used in parameter list of the `impl Trait` type alias
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: non-defining opaque type use in defining scope
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/mm0b_parser-0.1.4/src/write.rs:447:48
[INFO] [stdout]     |
[INFO] [stdout] 447 |   pub fn proof(&mut self) -> &mut impl Write { self.0.proof() }
[INFO] [stdout]     |                                                ^^^^^^^^^^^^^^ lifetime `'a` is part of concrete type but not used in parameter list of the `impl Trait` type alias
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 4 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `mm0b_parser` due to 5 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "f5a8bb6866948b733aad0dcffa8095452a0793edff3eadd7baad9ec06cfb8853", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f5a8bb6866948b733aad0dcffa8095452a0793edff3eadd7baad9ec06cfb8853", kill_on_drop: false }`
[INFO] [stdout] f5a8bb6866948b733aad0dcffa8095452a0793edff3eadd7baad9ec06cfb8853