[INFO] fetching crate sysfs-serde 0.2.3...
[INFO] checking sysfs-serde-0.2.3 against master#936f2600b6c903b04387f74ed5cbce88bb06d243 for pr-91141
[INFO] extracting crate sysfs-serde 0.2.3 into /workspace/builds/worker-5/source
[INFO] validating manifest of crates.io crate sysfs-serde 0.2.3 on toolchain 936f2600b6c903b04387f74ed5cbce88bb06d243
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "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-5/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" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 63ff8546a50fb0b65239a14a1d172aa6fced678ca023a3acf2127f9f519a5484
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "63ff8546a50fb0b65239a14a1d172aa6fced678ca023a3acf2127f9f519a5484", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "63ff8546a50fb0b65239a14a1d172aa6fced678ca023a3acf2127f9f519a5484", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "63ff8546a50fb0b65239a14a1d172aa6fced678ca023a3acf2127f9f519a5484", kill_on_drop: false }`
[INFO] [stdout] 63ff8546a50fb0b65239a14a1d172aa6fced678ca023a3acf2127f9f519a5484
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7fe61c92e16ed0fc4da3eb56cb29375232403d771824b1d83d5fbe3b82a70cbc
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "7fe61c92e16ed0fc4da3eb56cb29375232403d771824b1d83d5fbe3b82a70cbc", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.91
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling serde v1.0.125
[INFO] [stderr]     Checking regex v1.4.5
[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] [stderr]     Checking serde_json v1.0.64
[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]      |                    required by a bound introduced by this call
[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] note: required by a bound in `to_string_pretty`
[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] 
[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]      |                    required by a bound introduced by this call
[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] note: required by a bound in `to_string_pretty`
[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] 
[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]      |                    required by a bound introduced by this call
[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] note: required by a bound in `to_string_pretty`
[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] 
[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]      |                    required by a bound introduced by this call
[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] note: required by a bound in `to_string_pretty`
[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] 
[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` due to 5 previous errors
[INFO] running `Command { std: "docker" "inspect" "7fe61c92e16ed0fc4da3eb56cb29375232403d771824b1d83d5fbe3b82a70cbc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7fe61c92e16ed0fc4da3eb56cb29375232403d771824b1d83d5fbe3b82a70cbc", kill_on_drop: false }`
[INFO] [stdout] 7fe61c92e16ed0fc4da3eb56cb29375232403d771824b1d83d5fbe3b82a70cbc