[INFO] fetching crate grin_wallet_impls 4.0.0...
[INFO] checking grin_wallet_impls-4.0.0 against master#da897dfb6daa268a965d2d73620316ba56020a19 for pr-76219
[INFO] extracting crate grin_wallet_impls 4.0.0 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate grin_wallet_impls 4.0.0 on toolchain da897dfb6daa268a965d2d73620316ba56020a19
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+da897dfb6daa268a965d2d73620316ba56020a19" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate grin_wallet_impls 4.0.0
[INFO] finished tweaking crates.io crate grin_wallet_impls 4.0.0
[INFO] tweaked toml for crates.io crate grin_wallet_impls 4.0.0 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+da897dfb6daa268a965d2d73620316ba56020a19" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+da897dfb6daa268a965d2d73620316ba56020a19" "fetch" "--locked" "--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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+da897dfb6daa268a965d2d73620316ba56020a19" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0dbb00cddc5548f260072f07b8b4136ebe233a636107e7c6d55c74185abf4bad
[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" "0dbb00cddc5548f260072f07b8b4136ebe233a636107e7c6d55c74185abf4bad", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0dbb00cddc5548f260072f07b8b4136ebe233a636107e7c6d55c74185abf4bad", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0dbb00cddc5548f260072f07b8b4136ebe233a636107e7c6d55c74185abf4bad", kill_on_drop: false }`
[INFO] [stdout] 0dbb00cddc5548f260072f07b8b4136ebe233a636107e7c6d55c74185abf4bad
[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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+da897dfb6daa268a965d2d73620316ba56020a19" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e2ae09a9a2178351254cc05d1b2c8ac2d01f3f63cc6bc223cf09213c2f5bbbd4
[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" "e2ae09a9a2178351254cc05d1b2c8ac2d01f3f63cc6bc223cf09213c2f5bbbd4", kill_on_drop: false }`
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[INFO] [stdout] error[E0277]: `?` couldn't convert the error to `std::io::Error`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/grin_util-4.0.2/src/zip.rs:40:53
[INFO] [stdout]    |
[INFO] [stdout] 26 | pub fn create_zip(dst_file: &File, src_dir: &Path, files: Vec<PathBuf>) -> io::Result<()> {
[INFO] [stdout]    |                                                                            -------------- expected `std::io::Error` because of this
[INFO] [stdout] ...
[INFO] [stdout] 40 |             writer.get_mut().start_file_from_path(x, options)?;
[INFO] [stdout]    |                                                              ^ the trait `std::convert::From<zip::result::ZipError>` is not implemented for `std::io::Error`
[INFO] [stdout]    |
[INFO] [stdout]    = note: the question mark operation (`?`) implicitly performs a conversion on the error value using the `From` trait
[INFO] [stdout]    = help: the following implementations were found:
[INFO] [stdout]              <std::io::Error as std::convert::From<flate2::mem::CompressError>>
[INFO] [stdout]              <std::io::Error as std::convert::From<flate2::mem::DecompressError>>
[INFO] [stdout]              <std::io::Error as std::convert::From<rand::Error>>
[INFO] [stdout]              <std::io::Error as std::convert::From<serde_json::error::Error>>
[INFO] [stdout]            and 4 others
[INFO] [stdout]    = note: required by `std::convert::From::from`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: `?` couldn't convert the error to `std::io::Error`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/grin_util-4.0.2/src/zip.rs:47:27
[INFO] [stdout]    |
[INFO] [stdout] 26 | pub fn create_zip(dst_file: &File, src_dir: &Path, files: Vec<PathBuf>) -> io::Result<()> {
[INFO] [stdout]    |                                                                            -------------- expected `std::io::Error` because of this
[INFO] [stdout] ...
[INFO] [stdout] 47 |     writer.get_mut().finish()?;
[INFO] [stdout]    |                              ^ the trait `std::convert::From<zip::result::ZipError>` is not implemented for `std::io::Error`
[INFO] [stdout]    |
[INFO] [stdout]    = note: the question mark operation (`?`) implicitly performs a conversion on the error value using the `From` trait
[INFO] [stdout]    = help: the following implementations were found:
[INFO] [stdout]              <std::io::Error as std::convert::From<flate2::mem::CompressError>>
[INFO] [stdout]              <std::io::Error as std::convert::From<flate2::mem::DecompressError>>
[INFO] [stdout]              <std::io::Error as std::convert::From<rand::Error>>
[INFO] [stdout]              <std::io::Error as std::convert::From<serde_json::error::Error>>
[INFO] [stdout]            and 4 others
[INFO] [stdout]    = note: required by `std::convert::From::from`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 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 `grin_util`.
[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" "e2ae09a9a2178351254cc05d1b2c8ac2d01f3f63cc6bc223cf09213c2f5bbbd4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e2ae09a9a2178351254cc05d1b2c8ac2d01f3f63cc6bc223cf09213c2f5bbbd4", kill_on_drop: false }`
[INFO] [stdout] e2ae09a9a2178351254cc05d1b2c8ac2d01f3f63cc6bc223cf09213c2f5bbbd4