[INFO] fetching crate sysfs-serde 0.2.3...
[INFO] checking sysfs-serde-0.2.3 against master#dfd7b8d03fb93d0e03147d28b3be6d93260fa94d for pr-87050
[INFO] extracting crate sysfs-serde 0.2.3 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate sysfs-serde 0.2.3 on toolchain dfd7b8d03fb93d0e03147d28b3be6d93260fa94d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate sysfs-serde 0.2.3
[INFO] finished tweaking crates.io crate sysfs-serde 0.2.3
[INFO] tweaked toml for crates.io crate sysfs-serde 0.2.3 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate crates.io crate sysfs-serde 0.2.3 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] edbb55bdbc31f7695eb5627007ffc6f2d53df598728fb6e43f66e8b095bd8bcc
[INFO] running `Command { std: "docker" "start" "-a" "edbb55bdbc31f7695eb5627007ffc6f2d53df598728fb6e43f66e8b095bd8bcc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "edbb55bdbc31f7695eb5627007ffc6f2d53df598728fb6e43f66e8b095bd8bcc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "edbb55bdbc31f7695eb5627007ffc6f2d53df598728fb6e43f66e8b095bd8bcc", kill_on_drop: false }`
[INFO] [stdout] edbb55bdbc31f7695eb5627007ffc6f2d53df598728fb6e43f66e8b095bd8bcc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7980cfca85b1554b35c17f7d1cff66f8f7a7259727b2534863b61f0bd503cad6
[INFO] running `Command { std: "docker" "start" "-a" "7980cfca85b1554b35c17f7d1cff66f8f7a7259727b2534863b61f0bd503cad6", kill_on_drop: false }`
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling libc v0.2.91
[INFO] [stderr]    Compiling serde v1.0.125
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]     Checking quick-error v1.2.3
[INFO] [stderr]    Compiling serde_json v1.0.64
[INFO] [stderr]     Checking itoa v0.4.7
[INFO] [stderr]     Checking termcolor v1.1.2
[INFO] [stderr]     Checking regex v1.4.5
[INFO] [stderr]     Checking humantime v1.3.0
[INFO] [stderr]     Checking sysfs-serde v0.2.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking env_logger v0.7.1
[INFO] [stdout] error[E0277]: the trait bound `UsbAttributes: serde::ser::Serialize` is not satisfied
[INFO] [stdout]     --> examples/enumerate.rs:5:49
[INFO] [stdout]      |
[INFO] [stdout] 5    |     println!("{}", serde_json::to_string_pretty(&p).unwrap());
[INFO] [stdout]      |                                                 ^^ the trait `serde::ser::Serialize` is not implemented for `UsbAttributes`
[INFO] [stdout]      | 
[INFO] [stdout]     ::: /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/serde_json-1.0.64/src/ser.rs:2240:17
[INFO] [stdout]      |
[INFO] [stdout] 2240 |     T: ?Sized + Serialize,
[INFO] [stdout]      |                 --------- required by this bound in `to_string_pretty`
[INFO] [stdout]      |
[INFO] [stdout]      = note: required because of the requirements on the impl of `serde::ser::Serialize` for `HashMap<std::string::String, UsbAttributes>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the trait bound `PciAttributes: serde::ser::Serialize` is not satisfied
[INFO] [stdout]     --> examples/enumerate.rs:7:49
[INFO] [stdout]      |
[INFO] [stdout] 7    |     println!("{}", serde_json::to_string_pretty(&p).unwrap());
[INFO] [stdout]      |                                                 ^^ the trait `serde::ser::Serialize` is not implemented for `PciAttributes`
[INFO] [stdout]      | 
[INFO] [stdout]     ::: /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/serde_json-1.0.64/src/ser.rs:2240:17
[INFO] [stdout]      |
[INFO] [stdout] 2240 |     T: ?Sized + Serialize,
[INFO] [stdout]      |                 --------- required by this bound in `to_string_pretty`
[INFO] [stdout]      |
[INFO] [stdout]      = note: required because of the requirements on the impl of `serde::ser::Serialize` for `HashMap<std::string::String, PciAttributes>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the trait bound `GenericClassAttributes: serde::ser::Serialize` is not satisfied
[INFO] [stdout]     --> examples/enumerate.rs:9:49
[INFO] [stdout]      |
[INFO] [stdout] 9    |     println!("{}", serde_json::to_string_pretty(&p).unwrap());
[INFO] [stdout]      |                                                 ^^ the trait `serde::ser::Serialize` is not implemented for `GenericClassAttributes`
[INFO] [stdout]      | 
[INFO] [stdout]     ::: /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/serde_json-1.0.64/src/ser.rs:2240:17
[INFO] [stdout]      |
[INFO] [stdout] 2240 |     T: ?Sized + Serialize,
[INFO] [stdout]      |                 --------- required by this bound in `to_string_pretty`
[INFO] [stdout]      |
[INFO] [stdout]      = note: required because of the requirements on the impl of `serde::ser::Serialize` for `HashMap<std::string::String, GenericClassAttributes>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the trait bound `GenericClassAttributes: serde::ser::Serialize` is not satisfied
[INFO] [stdout]     --> examples/enumerate.rs:11:49
[INFO] [stdout]      |
[INFO] [stdout] 11   |     println!("{}", serde_json::to_string_pretty(&p).unwrap());
[INFO] [stdout]      |                                                 ^^ the trait `serde::ser::Serialize` is not implemented for `GenericClassAttributes`
[INFO] [stdout]      | 
[INFO] [stdout]     ::: /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/serde_json-1.0.64/src/ser.rs:2240:17
[INFO] [stdout]      |
[INFO] [stdout] 2240 |     T: ?Sized + Serialize,
[INFO] [stdout]      |                 --------- required by this bound in `to_string_pretty`
[INFO] [stdout]      |
[INFO] [stdout]      = note: required because of the requirements on the impl of `serde::ser::Serialize` for `HashMap<std::string::String, GenericClassAttributes>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 4 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0277`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `sysfs-serde`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `Command { std: "docker" "inspect" "7980cfca85b1554b35c17f7d1cff66f8f7a7259727b2534863b61f0bd503cad6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7980cfca85b1554b35c17f7d1cff66f8f7a7259727b2534863b61f0bd503cad6", kill_on_drop: false }`
[INFO] [stdout] 7980cfca85b1554b35c17f7d1cff66f8f7a7259727b2534863b61f0bd503cad6