[INFO] fetching crate jsonwebkey-convert 0.1.0...
[INFO] checking jsonwebkey-convert-0.1.0 against try#575650af7d7ca88602df28e39d27bf3e456c306e for pr-80579
[INFO] extracting crate jsonwebkey-convert 0.1.0 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate jsonwebkey-convert 0.1.0 on toolchain 575650af7d7ca88602df28e39d27bf3e456c306e
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+575650af7d7ca88602df28e39d27bf3e456c306e" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate jsonwebkey-convert 0.1.0
[INFO] finished tweaking crates.io crate jsonwebkey-convert 0.1.0
[INFO] tweaked toml for crates.io crate jsonwebkey-convert 0.1.0 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+575650af7d7ca88602df28e39d27bf3e456c306e" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+575650af7d7ca88602df28e39d27bf3e456c306e" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded base64-url v1.4.8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+575650af7d7ca88602df28e39d27bf3e456c306e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 2fc216edd65f4dc7b120df3c47d7f24fd1b3b0b56099b576409b970a99b0d26c
[INFO] running `Command { std: "docker" "start" "-a" "2fc216edd65f4dc7b120df3c47d7f24fd1b3b0b56099b576409b970a99b0d26c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2fc216edd65f4dc7b120df3c47d7f24fd1b3b0b56099b576409b970a99b0d26c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2fc216edd65f4dc7b120df3c47d7f24fd1b3b0b56099b576409b970a99b0d26c", kill_on_drop: false }`
[INFO] [stdout] 2fc216edd65f4dc7b120df3c47d7f24fd1b3b0b56099b576409b970a99b0d26c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+575650af7d7ca88602df28e39d27bf3e456c306e" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4cfb34bd12bfa6ead217bcceb9a1fc10d96d6b0a291a19a14ff565eddcdea810
[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" "4cfb34bd12bfa6ead217bcceb9a1fc10d96d6b0a291a19a14ff565eddcdea810", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling syn v1.0.56
[INFO] [stderr]    Compiling libc v0.2.81
[INFO] [stderr]    Compiling serde_derive v1.0.118
[INFO] [stderr]     Checking adler v0.2.3
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]     Checking gimli v0.23.0
[INFO] [stderr]    Compiling serde v1.0.118
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]     Checking base64 v0.13.0
[INFO] [stderr]     Checking rustc-demangle v0.1.18
[INFO] [stderr]     Checking regex-syntax v0.6.21
[INFO] [stderr]    Compiling serde_json v1.0.61
[INFO] [stderr]     Checking object v0.22.0
[INFO] [stderr]     Checking itoa v0.4.7
[INFO] [stderr]     Checking once_cell v1.5.2
[INFO] [stderr]     Checking base64 v0.12.3
[INFO] [stderr]     Checking base64-url v1.4.8
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling miniz_oxide v0.4.3
[INFO] [stderr]    Compiling num-bigint v0.2.6
[INFO] [stderr]    Compiling quote v1.0.8
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]     Checking regex v1.4.2
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]     Checking addr2line v0.14.1
[INFO] [stderr]     Checking backtrace v0.3.55
[INFO] [stderr]     Checking pem v0.8.2
[INFO] [stderr]     Checking simple_asn1 v0.4.1
[INFO] [stderr]    Compiling synstructure v0.12.4
[INFO] [stderr]     Checking failure v0.1.8
[INFO] [stderr]     Checking jsonwebkey-convert v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0631]: type mismatch in function arguments
[INFO] [stdout]    --> src/lib.rs:112:53
[INFO] [stdout]     |
[INFO] [stdout] 53  |     Base64Error(#[fail(cause)] base64::DecodeError),
[INFO] [stdout]     |     ----------------------------------------------- found signature of `fn(base64::DecodeError) -> _`
[INFO] [stdout] ...
[INFO] [stdout] 112 |         let n = base64_url::decode(&self.n).map_err(JWKConvertError::Base64Error)?;
[INFO] [stdout]     |                                                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ expected signature of `fn(base64_url::base64::DecodeError) -> _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0631]: type mismatch in function arguments
[INFO] [stdout]    --> src/lib.rs:113:53
[INFO] [stdout]     |
[INFO] [stdout] 53  |     Base64Error(#[fail(cause)] base64::DecodeError),
[INFO] [stdout]     |     ----------------------------------------------- found signature of `fn(base64::DecodeError) -> _`
[INFO] [stdout] ...
[INFO] [stdout] 113 |         let e = base64_url::decode(&self.e).map_err(JWKConvertError::Base64Error)?;
[INFO] [stdout]     |                                                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ expected signature of `fn(base64_url::base64::DecodeError) -> _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0631]: type mismatch in function arguments
[INFO] [stdout]    --> src/lib.rs:112:53
[INFO] [stdout]     |
[INFO] [stdout] 53  |     Base64Error(#[fail(cause)] base64::DecodeError),
[INFO] [stdout]     |     ----------------------------------------------- found signature of `fn(base64::DecodeError) -> _`
[INFO] [stdout] ...
[INFO] [stdout] 112 |         let n = base64_url::decode(&self.n).map_err(JWKConvertError::Base64Error)?;
[INFO] [stdout]     |                                                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ expected signature of `fn(base64_url::base64::DecodeError) -> _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0631]: type mismatch in function arguments
[INFO] [stdout]    --> src/lib.rs:113:53
[INFO] [stdout]     |
[INFO] [stdout] 53  |     Base64Error(#[fail(cause)] base64::DecodeError),
[INFO] [stdout]     |     ----------------------------------------------- found signature of `fn(base64::DecodeError) -> _`
[INFO] [stdout] ...
[INFO] [stdout] 113 |         let e = base64_url::decode(&self.e).map_err(JWKConvertError::Base64Error)?;
[INFO] [stdout]     |                                                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ expected signature of `fn(base64_url::base64::DecodeError) -> _`
[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 E0631`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `jsonwebkey-convert`
[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] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0631`.
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "4cfb34bd12bfa6ead217bcceb9a1fc10d96d6b0a291a19a14ff565eddcdea810", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4cfb34bd12bfa6ead217bcceb9a1fc10d96d6b0a291a19a14ff565eddcdea810", kill_on_drop: false }`
[INFO] [stdout] 4cfb34bd12bfa6ead217bcceb9a1fc10d96d6b0a291a19a14ff565eddcdea810