[INFO] fetching crate matter-cli 0.1.0-alpha1...
[INFO] checking matter-cli-0.1.0-alpha1 against master#fc81ad22c453776de16acf9938976930cf8c9401 for pr-77325
[INFO] extracting crate matter-cli 0.1.0-alpha1 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate matter-cli 0.1.0-alpha1 on toolchain fc81ad22c453776de16acf9938976930cf8c9401
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+fc81ad22c453776de16acf9938976930cf8c9401" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate matter-cli 0.1.0-alpha1
[INFO] finished tweaking crates.io crate matter-cli 0.1.0-alpha1
[INFO] tweaked toml for crates.io crate matter-cli 0.1.0-alpha1 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+fc81ad22c453776de16acf9938976930cf8c9401" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+fc81ad22c453776de16acf9938976930cf8c9401" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+fc81ad22c453776de16acf9938976930cf8c9401" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3aa3c5c77bb35c5b10684986905b70fced4a471304200d4ddb761f4dd5468820
[INFO] running `Command { std: "docker" "start" "-a" "3aa3c5c77bb35c5b10684986905b70fced4a471304200d4ddb761f4dd5468820", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3aa3c5c77bb35c5b10684986905b70fced4a471304200d4ddb761f4dd5468820", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3aa3c5c77bb35c5b10684986905b70fced4a471304200d4ddb761f4dd5468820", kill_on_drop: false }`
[INFO] [stdout] 3aa3c5c77bb35c5b10684986905b70fced4a471304200d4ddb761f4dd5468820
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+fc81ad22c453776de16acf9938976930cf8c9401" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 93655d31a0dde0cb8d600662fba8102b270d11cf546799d7ed578ca5793607ed
[INFO] running `Command { std: "docker" "start" "-a" "93655d31a0dde0cb8d600662fba8102b270d11cf546799d7ed578ca5793607ed", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.72
[INFO] [stderr]    Compiling libc v0.2.96
[INFO] [stderr]    Compiling unicode-segmentation v1.7.1
[INFO] [stderr]     Checking unicode-width v0.1.8
[INFO] [stderr]     Checking strsim v0.8.0
[INFO] [stderr]     Checking vec_map v0.8.2
[INFO] [stderr]     Checking ansi_term v0.11.0
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]     Checking toml v0.5.8
[INFO] [stderr]     Checking serde_yaml v0.8.17
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]    Compiling heck v0.3.3
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]    Compiling structopt-derive v0.2.18
[INFO] [stderr]    Compiling structopt-derive v0.4.14
[INFO] [stderr]    Compiling thiserror-impl v1.0.25
[INFO] [stderr]     Checking structopt v0.2.18
[INFO] [stderr]     Checking thiserror v1.0.25
[INFO] [stderr]     Checking structopt v0.3.21
[INFO] [stderr]     Checking matter v0.1.0-alpha3
[INFO] [stderr]     Checking matter-cli v0.1.0-alpha1 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]   --> src/main.rs:32:9
[INFO] [stdout]    |
[INFO] [stdout] 31 |     match matter::extract(&contents) {
[INFO] [stdout]    |           -------------------------- this expression has type `Result<Option<(String, String)>, matter::Error>`
[INFO] [stdout] 32 |         Some((matter, content)) => {
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^ expected enum `Result`, found enum `Option`
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected enum `Result<Option<(String, String)>, matter::Error>`
[INFO] [stdout]               found enum `Option<_>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]   --> src/main.rs:32:9
[INFO] [stdout]    |
[INFO] [stdout] 31 |     match matter::extract(&contents) {
[INFO] [stdout]    |           -------------------------- this expression has type `Result<Option<(String, String)>, matter::Error>`
[INFO] [stdout] 32 |         Some((matter, content)) => {
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^ expected enum `Result`, found enum `Option`
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected enum `Result<Option<(String, String)>, matter::Error>`
[INFO] [stdout]               found enum `Option<_>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0308`.
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0308`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `matter-cli`
[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" "93655d31a0dde0cb8d600662fba8102b270d11cf546799d7ed578ca5793607ed", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "93655d31a0dde0cb8d600662fba8102b270d11cf546799d7ed578ca5793607ed", kill_on_drop: false }`
[INFO] [stdout] 93655d31a0dde0cb8d600662fba8102b270d11cf546799d7ed578ca5793607ed