[INFO] crate steganer 1.1.0-post4 is already in cache
[INFO] checking steganer-1.1.0-post4 against master#fdc0011561c6365c596dfd8fa1ef388162bc89c7 for pr-66504-1
[INFO] extracting crate steganer 1.1.0-post4 into /workspace/builds/worker-9/source
[INFO] validating manifest of crates.io crate steganer 1.1.0-post4 on toolchain fdc0011561c6365c596dfd8fa1ef388162bc89c7
[INFO] running `"/workspace/cargo-home/bin/cargo" "+fdc0011561c6365c596dfd8fa1ef388162bc89c7" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate steganer 1.1.0-post4
[INFO] finished tweaking crates.io crate steganer 1.1.0-post4
[INFO] tweaked toml for crates.io crate steganer 1.1.0-post4 written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] crate crates.io crate steganer 1.1.0-post4 already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+fdc0011561c6365c596dfd8fa1ef388162bc89c7" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "+fdc0011561c6365c596dfd8fa1ef388162bc89c7" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 3b7fd0c634f1df97e190bee4d5a3625bc768107d7f98c58ac41f30bf38860757
[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" "3b7fd0c634f1df97e190bee4d5a3625bc768107d7f98c58ac41f30bf38860757"`
[INFO] [stderr]    Compiling ryu v1.0.1
[INFO] [stderr]     Checking unindent v0.1.5
[INFO] [stderr]    Compiling ring v0.14.6
[INFO] [stderr]    Compiling syn v1.0.5
[INFO] [stderr]     Checking png v0.14.1
[INFO] [stderr]     Checking tiff v0.2.2
[INFO] [stderr]     Checking num v0.2.0
[INFO] [stderr]     Checking rayon-core v1.6.0
[INFO] [stderr]     Checking rayon v1.2.0
[INFO] [stderr]     Checking jpeg-decoder v0.1.16
[INFO] [stderr]     Checking test_common v1.0.1
[INFO] [stderr]     Checking image v0.21.3
[INFO] [stderr]    Compiling pyo3-derive-backend v0.8.1
[INFO] [stderr]    Compiling serde_derive v1.0.101
[INFO] [stderr]    Compiling proc-macro-hack v0.5.10
[INFO] [stderr]    Compiling ghost v0.1.1
[INFO] [stderr]    Compiling inventory-impl v0.1.4
[INFO] [stderr]    Compiling ctor v0.1.12
[INFO] [stderr]    Compiling pyo3cls v0.8.1
[INFO] [stderr]    Compiling indoc-impl v0.3.4
[INFO] [stderr]    Compiling paste-impl v0.1.6
[INFO] [stderr]     Checking inventory v0.1.4
[INFO] [stderr]     Checking indoc v0.3.4
[INFO] [stderr]     Checking paste v0.1.6
[INFO] [stderr]    Compiling serde v1.0.101
[INFO] [stderr]    Compiling serde_json v1.0.41
[INFO] [stderr]    Compiling pyo3 v0.8.1
[INFO] [stderr] error[E0277]: the trait bound `(): err::PyErrArguments` is not satisfied
[INFO] [stderr]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/pyo3-0.8.1/src/err.rs:433:45
[INFO] [stderr]     |
[INFO] [stderr] 33  |     pub fn from_err_args<T: 'static + PyErrArguments>(value: T) -> Self {
[INFO] [stderr]     |            -------------              -------------- required by this bound in `err::PyErrValue::from_err_args`
[INFO] [stderr] ...
[INFO] [stderr] 433 |                 PyErr::from_value::<$pyexc>(PyErrValue::from_err_args(err))
[INFO] [stderr]     |                                             ^^^^^^^^^^^^^^^^^^^^^^^^^ the trait `err::PyErrArguments` is not implemented for `()`
[INFO] [stderr] ...
[INFO] [stderr] 495 | impl_to_pyerr!(std::string::ParseError, exceptions::ValueError);
[INFO] [stderr]     | ---------------------------------------------------------------- in this macro invocation
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0277`.
[INFO] [stderr] error: could not compile `pyo3`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "3b7fd0c634f1df97e190bee4d5a3625bc768107d7f98c58ac41f30bf38860757"`
[INFO] running `"docker" "rm" "-f" "3b7fd0c634f1df97e190bee4d5a3625bc768107d7f98c58ac41f30bf38860757"`
[INFO] [stdout] 3b7fd0c634f1df97e190bee4d5a3625bc768107d7f98c58ac41f30bf38860757