[INFO] fetching crate mustache_view 0.1.0...
[INFO] checking mustache_view-0.1.0 against try#e4dba30b9b475d8750370c4dfb49b6541990904d for pr-71393
[INFO] extracting crate mustache_view 0.1.0 into /workspace/builds/worker-12/source
[INFO] validating manifest of crates.io crate mustache_view 0.1.0 on toolchain e4dba30b9b475d8750370c4dfb49b6541990904d
[INFO] running `"/workspace/cargo-home/bin/cargo" "+e4dba30b9b475d8750370c4dfb49b6541990904d" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate mustache_view 0.1.0
[INFO] finished tweaking crates.io crate mustache_view 0.1.0
[INFO] tweaked toml for crates.io crate mustache_view 0.1.0 written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+e4dba30b9b475d8750370c4dfb49b6541990904d" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+e4dba30b9b475d8750370c4dfb49b6541990904d" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+e4dba30b9b475d8750370c4dfb49b6541990904d" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] f34bd6614d9acbd56b26fed997f0183aefd99374f45f519a9bf4901ec0efeede
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `"docker" "start" "-a" "f34bd6614d9acbd56b26fed997f0183aefd99374f45f519a9bf4901ec0efeede"`
[INFO] [stderr]     Checking log v0.3.9
[INFO] [stderr]     Checking mustache v0.9.0
[INFO] [stderr]     Checking mustache_view v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused import: `std::io::Write`
[INFO] [stderr]  --> src/lib.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 4 | use std::io::Write;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::io::Write`
[INFO] [stderr]  --> src/lib.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 4 | use std::io::Write;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] error[E0277]: the trait bound `T: serde::ser::Serialize` is not satisfied
[INFO] [stderr]   --> src/lib.rs:16:46
[INFO] [stderr]    |
[INFO] [stderr] 16 |                 template.render(&mut output, &data).unwrap();
[INFO] [stderr]    |                                              ^^^^^ the trait `serde::ser::Serialize` is not implemented for `T`
[INFO] [stderr]    |
[INFO] [stderr] help: consider further restricting this bound
[INFO] [stderr]    |
[INFO] [stderr] 11 |     pub fn render<T: Encodable + serde::ser::Serialize> (pathstr: &str, data: T) -> Vec<u8> {
[INFO] [stderr]    |                                ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error; 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0277`.
[INFO] [stderr] error: could not compile `mustache_view`.
[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[E0277]: the trait bound `T: serde::ser::Serialize` is not satisfied
[INFO] [stderr]   --> src/lib.rs:16:46
[INFO] [stderr]    |
[INFO] [stderr] 16 |                 template.render(&mut output, &data).unwrap();
[INFO] [stderr]    |                                              ^^^^^ the trait `serde::ser::Serialize` is not implemented for `T`
[INFO] [stderr]    |
[INFO] [stderr] help: consider further restricting this bound
[INFO] [stderr]    |
[INFO] [stderr] 11 |     pub fn render<T: Encodable + serde::ser::Serialize> (pathstr: &str, data: T) -> Vec<u8> {
[INFO] [stderr]    |                                ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error; 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0277`.
[INFO] [stderr] error: could not compile `mustache_view`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "f34bd6614d9acbd56b26fed997f0183aefd99374f45f519a9bf4901ec0efeede"`
[INFO] running `"docker" "rm" "-f" "f34bd6614d9acbd56b26fed997f0183aefd99374f45f519a9bf4901ec0efeede"`
[INFO] [stdout] f34bd6614d9acbd56b26fed997f0183aefd99374f45f519a9bf4901ec0efeede