[INFO] fetching crate higher 0.2.0...
[INFO] checking higher-0.2.0 against master#c2f2db79ca3024f68d22b45aa22b570775c2c4ad for pr-124157
[INFO] extracting crate higher 0.2.0 into /workspace/builds/worker-1-tc1/source
[INFO] validating manifest of crates.io crate higher 0.2.0 on toolchain c2f2db79ca3024f68d22b45aa22b570775c2c4ad
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2f2db79ca3024f68d22b45aa22b570775c2c4ad" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate higher 0.2.0
[INFO] finished tweaking crates.io crate higher 0.2.0
[INFO] tweaked toml for crates.io crate higher 0.2.0 written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2f2db79ca3024f68d22b45aa22b570775c2c4ad" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 24 packages to latest compatible versions
[INFO] [stderr]       Adding syn v1.0.109 (latest: v2.0.60)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2f2db79ca3024f68d22b45aa22b570775c2c4ad" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded higher-derive v0.2.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:99613afd962a8cfa530ec1899472a458bd015a1ab0af876cf7eb06f6006d81ea" "/opt/rustwide/cargo-home/bin/cargo" "+c2f2db79ca3024f68d22b45aa22b570775c2c4ad" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 16388453584a94032d4e2292d2107fb2f4249a780eee5be4d6d22db765821c7e
[INFO] running `Command { std: "docker" "start" "-a" "16388453584a94032d4e2292d2107fb2f4249a780eee5be4d6d22db765821c7e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "16388453584a94032d4e2292d2107fb2f4249a780eee5be4d6d22db765821c7e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "16388453584a94032d4e2292d2107fb2f4249a780eee5be4d6d22db765821c7e", kill_on_drop: false }`
[INFO] [stdout] 16388453584a94032d4e2292d2107fb2f4249a780eee5be4d6d22db765821c7e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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" "-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@sha256:99613afd962a8cfa530ec1899472a458bd015a1ab0af876cf7eb06f6006d81ea" "/opt/rustwide/cargo-home/bin/cargo" "+c2f2db79ca3024f68d22b45aa22b570775c2c4ad" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 500cc39a2938a3a51a9b06a8a4a6d87343feb9f732f1026333733c9a3cc0dfad
[INFO] running `Command { std: "docker" "start" "-a" "500cc39a2938a3a51a9b06a8a4a6d87343feb9f732f1026333733c9a3cc0dfad", kill_on_drop: false }`
[INFO] [stderr]     Checking num_cpus v1.16.0
[INFO] [stderr]    Compiling higher-derive v0.2.0
[INFO] [stderr]     Checking futures-util v0.3.30
[INFO] [stderr]     Checking futures-executor v0.3.30
[INFO] [stderr]     Checking futures v0.3.30
[INFO] [stderr]     Checking higher v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0284]: type annotations needed
[INFO] [stdout]   --> src/apply.rs:81:7
[INFO] [stdout]    |
[INFO] [stdout] 81 |     b.apply(a.fmap(|x: A| f(move |_| x.clone())))
[INFO] [stdout]    |       ^^^^^ cannot infer type for struct `ApplyFn<'a, B, _>`
[INFO] [stdout]    |
[INFO] [stdout]    = note: cannot satisfy `<MB as Apply<'a, B>>::Target<ApplyFn<'a, B, _>> == _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0284]: type annotations needed
[INFO] [stdout]   --> src/apply.rs:93:7
[INFO] [stdout]    |
[INFO] [stdout] 93 |     a.apply(b.fmap(|x: B| f(move |_| x.clone())))
[INFO] [stdout]    |       ^^^^^ cannot infer type for struct `ApplyFn<'a, A, _>`
[INFO] [stdout]    |
[INFO] [stdout]    = note: cannot satisfy `<MA as Apply<'a, A>>::Target<ApplyFn<'a, A, _>> == _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0284]: type annotations needed
[INFO] [stdout]    --> src/apply.rs:108:7
[INFO] [stdout]     |
[INFO] [stdout] 108 |     b.apply(a.fmap(move |x: A| {
[INFO] [stdout]     |       ^^^^^ cannot infer type for struct `ApplyFn<'a, B, _>`
[INFO] [stdout]     |
[INFO] [stdout]     = note: cannot satisfy `<MB as Apply<'a, B>>::Target<ApplyFn<'a, B, _>> == MF`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0284]: type annotations needed
[INFO] [stdout]   --> src/apply.rs:81:7
[INFO] [stdout]    |
[INFO] [stdout] 81 |     b.apply(a.fmap(|x: A| f(move |_| x.clone())))
[INFO] [stdout]    |       ^^^^^ cannot infer type for struct `ApplyFn<'a, B, _>`
[INFO] [stdout]    |
[INFO] [stdout]    = note: cannot satisfy `<MB as Apply<'a, B>>::Target<ApplyFn<'a, B, _>> == _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0284]: type annotations needed
[INFO] [stdout]   --> src/apply.rs:93:7
[INFO] [stdout]    |
[INFO] [stdout] 93 |     a.apply(b.fmap(|x: B| f(move |_| x.clone())))
[INFO] [stdout]    |       ^^^^^ cannot infer type for struct `ApplyFn<'a, A, _>`
[INFO] [stdout]    |
[INFO] [stdout]    = note: cannot satisfy `<MA as Apply<'a, A>>::Target<ApplyFn<'a, A, _>> == _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0284]: type annotations needed
[INFO] [stdout]    --> src/apply.rs:108:7
[INFO] [stdout]     |
[INFO] [stdout] 108 |     b.apply(a.fmap(move |x: A| {
[INFO] [stdout]     |       ^^^^^ cannot infer type for struct `ApplyFn<'a, B, _>`
[INFO] [stdout]     |
[INFO] [stdout]     = note: cannot satisfy `<MB as Apply<'a, B>>::Target<ApplyFn<'a, B, _>> == MF`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 3 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0284`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `higher` (lib) due to 4 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: aborting due to 3 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0284`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `higher` (lib test) due to 4 previous errors
[INFO] running `Command { std: "docker" "inspect" "500cc39a2938a3a51a9b06a8a4a6d87343feb9f732f1026333733c9a3cc0dfad", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "500cc39a2938a3a51a9b06a8a4a6d87343feb9f732f1026333733c9a3cc0dfad", kill_on_drop: false }`
[INFO] [stdout] 500cc39a2938a3a51a9b06a8a4a6d87343feb9f732f1026333733c9a3cc0dfad
