[INFO] fetching crate reserde 0.0.1...
[INFO] checking reserde-0.0.1 against try#8552849d5ae3b6c66b89a0ac2e9c1e3ef5cde346 for pr-86194
[INFO] extracting crate reserde 0.0.1 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate reserde 0.0.1 on toolchain 8552849d5ae3b6c66b89a0ac2e9c1e3ef5cde346
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8552849d5ae3b6c66b89a0ac2e9c1e3ef5cde346" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate reserde 0.0.1
[INFO] finished tweaking crates.io crate reserde 0.0.1
[INFO] tweaked toml for crates.io crate reserde 0.0.1 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate crates.io crate reserde 0.0.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8552849d5ae3b6c66b89a0ac2e9c1e3ef5cde346" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded strum_macros v0.19.2
[INFO] [stderr]   Downloaded smartstring v0.2.3
[INFO] [stderr]   Downloaded cervine v0.0.2
[INFO] [stderr]   Downloaded try_match v0.2.2
[INFO] [stderr]   Downloaded argh_derive v0.1.1
[INFO] [stderr]   Downloaded serde-object v0.0.0-alpha.0
[INFO] [stderr]   Downloaded argh_shared v0.1.1
[INFO] [stderr]   Downloaded serde-detach v0.0.1
[INFO] [stderr]   Downloaded argh v0.1.3
[INFO] [stderr]   Downloaded lazy-transform-str v0.0.1
[INFO] [stderr]   Downloaded serde_bencode v0.2.2
[INFO] [stderr]   Downloaded enum_properties v0.2.1
[INFO] [stderr]   Downloaded linkme-impl v0.2.2
[INFO] [stderr]   Downloaded serde_taml v0.0.1
[INFO] [stderr]   Downloaded strum v0.19.2
[INFO] [stderr]   Downloaded taml v0.0.1
[INFO] [stderr]   Downloaded gnaw v0.0.1
[INFO] [stderr]   Downloaded try_match_inner v0.2.0
[INFO] [stderr]   Downloaded debugless-unwrap v0.0.1
[INFO] [stderr]   Downloaded linkme v0.2.2
[INFO] [stderr]   Downloaded quick-xml v0.18.1
[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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+8552849d5ae3b6c66b89a0ac2e9c1e3ef5cde346" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ae5923c0f235742127f4b6c5c9da8865b96db32cb2080d8455f9da0f03cae47e
[INFO] running `Command { std: "docker" "start" "-a" "ae5923c0f235742127f4b6c5c9da8865b96db32cb2080d8455f9da0f03cae47e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ae5923c0f235742127f4b6c5c9da8865b96db32cb2080d8455f9da0f03cae47e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ae5923c0f235742127f4b6c5c9da8865b96db32cb2080d8455f9da0f03cae47e", kill_on_drop: false }`
[INFO] [stdout] ae5923c0f235742127f4b6c5c9da8865b96db32cb2080d8455f9da0f03cae47e
[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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+8552849d5ae3b6c66b89a0ac2e9c1e3ef5cde346" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f58e379e03bb9cc8f57d01c5d00deb84707ade19da13b90effb67a279cafcc1d
[INFO] running `Command { std: "docker" "start" "-a" "f58e379e03bb9cc8f57d01c5d00deb84707ade19da13b90effb67a279cafcc1d", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.19
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling syn v1.0.39
[INFO] [stderr]    Compiling serde v1.0.115
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling utf8-ranges v1.0.4
[INFO] [stderr]    Compiling beef v0.4.4
[INFO] [stderr]    Compiling regex-syntax v0.6.18
[INFO] [stderr]     Checking matches v0.1.8
[INFO] [stderr]    Compiling fnv v1.0.7
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]     Checking gnaw v0.0.1
[INFO] [stderr]     Checking wyz v0.2.0
[INFO] [stderr]     Checking cervine v0.0.2
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]     Checking enum_properties v0.2.1
[INFO] [stderr]     Checking debugless-unwrap v0.0.1
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking itoa v0.4.6
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]     Checking smartstring v0.2.3
[INFO] [stderr]     Checking unicode-bidi v0.3.4
[INFO] [stderr]     Checking lazy-transform-str v0.0.1
[INFO] [stderr]     Checking idna v0.2.0
[INFO] [stderr]    Compiling hashbrown v0.8.2
[INFO] [stderr]    Compiling indexmap v1.5.1
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]     Checking url v2.1.1
[INFO] [stderr]     Checking serde_bytes v0.11.5
[INFO] [stderr]     Checking serde_yaml v0.8.13
[INFO] [stderr]     Checking serde_json v1.0.57
[INFO] [stderr]     Checking serde_cbor v0.11.1
[INFO] [stderr]     Checking bincode v1.3.1
[INFO] [stderr]     Checking quick-xml v0.18.1
[INFO] [stderr]     Checking serde_urlencoded v0.6.1
[INFO] [stderr]     Checking serde-detach v0.0.1
[INFO] [stderr]     Checking serde_bencode v0.2.2
[INFO] [stderr]    Compiling try_match_inner v0.2.0
[INFO] [stderr]    Compiling linkme-impl v0.2.2
[INFO] [stderr]    Compiling logos-derive v0.11.5
[INFO] [stderr]    Compiling argh_derive v0.1.1
[INFO] [stderr]    Compiling strum_macros v0.19.2
[INFO] [stderr]     Checking linkme v0.2.2
[INFO] [stderr]     Checking strum v0.19.2
[INFO] [stderr]     Checking try_match v0.2.2
[INFO] [stderr]     Checking argh v0.1.3
[INFO] [stderr]     Checking serde-object v0.0.0-alpha.0
[INFO] [stdout] error: expected `,`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/serde-object-0.0.0-alpha.0/src/lib.rs:825:44
[INFO] [stdout]     |
[INFO] [stdout] 825 |                 let key = try_match!(Object::DualVariantKey { name, index } = self_).unwrap();
[INFO] [stdout]     |                                            ^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `proc_macro_call` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `serde-object`
[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] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "f58e379e03bb9cc8f57d01c5d00deb84707ade19da13b90effb67a279cafcc1d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f58e379e03bb9cc8f57d01c5d00deb84707ade19da13b90effb67a279cafcc1d", kill_on_drop: false }`
[INFO] [stdout] f58e379e03bb9cc8f57d01c5d00deb84707ade19da13b90effb67a279cafcc1d