[INFO] fetching crate grin_api 4.0.2...
[INFO] checking grin_api-4.0.2 against try#05c8870159e4f328578a970e125aa76d24f03b56 for pr-76219
[INFO] extracting crate grin_api 4.0.2 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate grin_api 4.0.2 on toolchain 05c8870159e4f328578a970e125aa76d24f03b56
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+05c8870159e4f328578a970e125aa76d24f03b56" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate grin_api 4.0.2
[INFO] finished tweaking crates.io crate grin_api 4.0.2
[INFO] tweaked toml for crates.io crate grin_api 4.0.2 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+05c8870159e4f328578a970e125aa76d24f03b56" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+05c8870159e4f328578a970e125aa76d24f03b56" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "+05c8870159e4f328578a970e125aa76d24f03b56" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 765d02b81faaf46aa2f4ad53886f500f43d3760bbd67d5edea323043e9481052
[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" "765d02b81faaf46aa2f4ad53886f500f43d3760bbd67d5edea323043e9481052", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "765d02b81faaf46aa2f4ad53886f500f43d3760bbd67d5edea323043e9481052", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "765d02b81faaf46aa2f4ad53886f500f43d3760bbd67d5edea323043e9481052", kill_on_drop: false }`
[INFO] [stdout] 765d02b81faaf46aa2f4ad53886f500f43d3760bbd67d5edea323043e9481052
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "+05c8870159e4f328578a970e125aa76d24f03b56" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d30a3a4cc5dda1671db3fb694bf84f055e7ad468e357d0c65b916722fbcb0a81
[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" "d30a3a4cc5dda1671db3fb694bf84f055e7ad468e357d0c65b916722fbcb0a81", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.40
[INFO] [stderr]     Checking itoa v0.4.6
[INFO] [stderr]     Checking once_cell v1.4.1
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]     Checking slab v0.4.2
[INFO] [stderr]     Checking futures-core v0.3.5
[INFO] [stderr]     Checking bytes v0.5.6
[INFO] [stderr]    Compiling pin-project-internal v0.4.23
[INFO] [stderr]     Checking futures-sink v0.3.5
[INFO] [stderr]    Compiling proc-macro-nested v0.1.6
[INFO] [stderr]     Checking untrusted v0.7.1
[INFO] [stderr]    Compiling proc-macro-hack v0.5.18
[INFO] [stderr]     Checking pin-project-lite v0.1.7
[INFO] [stderr]     Checking spin v0.5.2
[INFO] [stderr]     Checking pin-utils v0.1.0
[INFO] [stderr]     Checking futures-io v0.3.5
[INFO] [stderr]    Compiling httparse v1.3.4
[INFO] [stderr]     Checking hashbrown v0.9.0
[INFO] [stderr]     Checking try-lock v0.2.3
[INFO] [stderr]     Checking base64 v0.11.0
[INFO] [stderr]     Checking tinyvec v0.3.4
[INFO] [stderr]    Compiling unicode-segmentation v1.6.0
[INFO] [stderr]     Checking tower-service v0.3.0
[INFO] [stderr]     Checking matches v0.1.8
[INFO] [stderr]     Checking futures v0.1.29
[INFO] [stderr]     Checking bit-vec v0.6.2
[INFO] [stderr]     Checking openssl-probe v0.1.2
[INFO] [stderr]     Checking percent-encoding v2.1.0
[INFO] [stderr]    Compiling ring v0.16.15
[INFO] [stderr]    Compiling indexmap v1.6.0
[INFO] [stderr]     Checking tracing-core v0.1.16
[INFO] [stderr]     Checking futures-channel v0.3.5
[INFO] [stderr]     Checking futures-task v0.3.5
[INFO] [stderr]     Checking unicode-bidi v0.3.4
[INFO] [stderr]     Checking bitflags v1.2.1
[INFO] [stderr]     Checking net2 v0.2.35
[INFO] [stderr]     Checking iovec v0.1.4
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking signal-hook-registry v1.2.1
[INFO] [stderr]     Checking socket2 v0.3.12
[INFO] [stderr]     Checking http v0.2.1
[INFO] [stderr]     Checking unicode-normalization v0.1.13
[INFO] [stderr]    Compiling heck v0.3.1
[INFO] [stderr]     Checking idna v0.2.0
[INFO] [stderr]     Checking url v2.1.1
[INFO] [stderr]     Checking sct v0.6.0
[INFO] [stderr]     Checking webpki v0.21.3
[INFO] [stderr]     Checking ct-logs v0.6.0
[INFO] [stderr]     Checking http-body v0.3.1
[INFO] [stderr]    Compiling synstructure v0.10.2
[INFO] [stderr]    Compiling synstructure v0.12.4
[INFO] [stderr]    Compiling zeroize_derive v0.9.3
[INFO] [stderr]    Compiling easy-jsonrpc-proc-macro-mw v0.5.1
[INFO] [stderr]    Compiling serde_derive v1.0.115
[INFO] [stderr]    Compiling thiserror-impl v1.0.20
[INFO] [stderr]    Compiling tokio-macros v0.2.5
[INFO] [stderr]    Compiling zeroize_derive v1.0.0
[INFO] [stderr]    Compiling futures-macro v0.3.5
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]     Checking zeroize v1.1.0
[INFO] [stderr]     Checking zeroize v0.9.3
[INFO] [stderr]     Checking failure v0.1.8
[INFO] [stderr]     Checking thiserror v1.0.20
[INFO] [stderr]     Checking zip v0.5.7
[INFO] [stderr]     Checking pin-project v0.4.23
[INFO] [stderr]     Checking futures-util v0.3.5
[INFO] [stderr]     Checking serde v1.0.115
[INFO] [stderr]     Checking futures-executor v0.3.5
[INFO] [stderr]     Checking futures v0.3.5
[INFO] [stderr]     Checking log v0.4.11
[INFO] [stderr]     Checking serde_json v1.0.57
[INFO] [stderr]     Checking serde-value v0.6.0
[INFO] [stderr]     Checking chrono v0.4.15
[INFO] [stderr]     Checking serde_yaml v0.8.13
[INFO] [stderr]     Checking mio v0.6.22
[INFO] [stderr]     Checking tracing v0.1.19
[INFO] [stderr]     Checking rustls v0.17.0
[INFO] [stderr]     Checking want v0.3.0
[INFO] [stderr]     Checking mio-uds v0.6.8
[INFO] [stderr]    Compiling env_logger v0.7.1
[INFO] [stderr]     Checking tokio v0.2.22
[INFO] [stderr]     Checking grin_secp256k1zkp v0.7.9
[INFO] [stderr]     Checking log4rs v0.12.0
[INFO] [stderr]     Checking jsonrpc-core v10.1.0
[INFO] [stderr]    Compiling bindgen v0.52.0
[INFO] [stderr]     Checking easy-jsonrpc-mw v0.5.4
[INFO] [stderr]     Checking grin_util v4.0.2
[INFO] [stderr]     Checking rustls-native-certs v0.3.0
[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" "d30a3a4cc5dda1671db3fb694bf84f055e7ad468e357d0c65b916722fbcb0a81", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d30a3a4cc5dda1671db3fb694bf84f055e7ad468e357d0c65b916722fbcb0a81", kill_on_drop: false }`
[INFO] [stdout] d30a3a4cc5dda1671db3fb694bf84f055e7ad468e357d0c65b916722fbcb0a81