[INFO] fetching crate jlens 0.0.1...
[INFO] checking jlens-0.0.1 against master#90442458ac46b1d5eed752c316da25450f67285b for pr-81477
[INFO] extracting crate jlens 0.0.1 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate jlens 0.0.1 on toolchain 90442458ac46b1d5eed752c316da25450f67285b
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+90442458ac46b1d5eed752c316da25450f67285b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate jlens 0.0.1
[INFO] finished tweaking crates.io crate jlens 0.0.1
[INFO] tweaked toml for crates.io crate jlens 0.0.1 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+90442458ac46b1d5eed752c316da25450f67285b" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+90442458ac46b1d5eed752c316da25450f67285b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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:ea7d7bff36b2ba8ce4de8bba1d2dea90376bc481f1a945a913994a8c492e40c1" "/opt/rustwide/cargo-home/bin/cargo" "+90442458ac46b1d5eed752c316da25450f67285b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0788c8b18587425925cbbae3ae9108d98b09fcfbb23b844c2c46222e7eb9972f
[INFO] running `Command { std: "docker" "start" "-a" "0788c8b18587425925cbbae3ae9108d98b09fcfbb23b844c2c46222e7eb9972f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0788c8b18587425925cbbae3ae9108d98b09fcfbb23b844c2c46222e7eb9972f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0788c8b18587425925cbbae3ae9108d98b09fcfbb23b844c2c46222e7eb9972f", kill_on_drop: false }`
[INFO] [stdout] 0788c8b18587425925cbbae3ae9108d98b09fcfbb23b844c2c46222e7eb9972f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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:ea7d7bff36b2ba8ce4de8bba1d2dea90376bc481f1a945a913994a8c492e40c1" "/opt/rustwide/cargo-home/bin/cargo" "+90442458ac46b1d5eed752c316da25450f67285b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 439504d75044c1bdb03f5a8480e9f23d04e359a35d7aad3eb5b464584cbea0cb
[INFO] running `Command { std: "docker" "start" "-a" "439504d75044c1bdb03f5a8480e9f23d04e359a35d7aad3eb5b464584cbea0cb", kill_on_drop: false }`
[INFO] [stderr]     Checking rustc-serialize v0.3.24
[INFO] [stderr]     Checking jlens v0.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] error: patterns aren't allowed in functions without bodies
[INFO] [stdout]    --> src/lib.rs:129:56
[INFO] [stdout]     |
[INFO] [stdout] 129 |     fn select<'a,'b,F>(&self, input: &JsonPath<'a,'b>, mut f: F)
[INFO] [stdout]     |                                                        ^^^^^ help: remove `mut` from the parameter: `f`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[deny(patterns_in_fns_without_body)]` on by default
[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: for more information, see issue #35203 <https://github.com/rust-lang/rust/issues/35203>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: patterns aren't allowed in functions without bodies
[INFO] [stdout]    --> src/lib.rs:129:56
[INFO] [stdout]     |
[INFO] [stdout] 129 |     fn select<'a,'b,F>(&self, input: &JsonPath<'a,'b>, mut f: F)
[INFO] [stdout]     |                                                        ^^^^^ help: remove `mut` from the parameter: `f`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[deny(patterns_in_fns_without_body)]` on by default
[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: for more information, see issue #35203 <https://github.com/rust-lang/rust/issues/35203>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `jlens`
[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] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "439504d75044c1bdb03f5a8480e9f23d04e359a35d7aad3eb5b464584cbea0cb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "439504d75044c1bdb03f5a8480e9f23d04e359a35d7aad3eb5b464584cbea0cb", kill_on_drop: false }`
[INFO] [stdout] 439504d75044c1bdb03f5a8480e9f23d04e359a35d7aad3eb5b464584cbea0cb