[INFO] fetching crate mazzaroth-rs 0.2.0...
[INFO] testing mazzaroth-rs-0.2.0 against master#8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e for pr-74409
[INFO] extracting crate mazzaroth-rs 0.2.0 into /workspace/builds/worker-5/source
[INFO] validating manifest of crates.io crate mazzaroth-rs 0.2.0 on toolchain 8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate mazzaroth-rs 0.2.0
[INFO] finished tweaking crates.io crate mazzaroth-rs 0.2.0
[INFO] tweaked toml for crates.io crate mazzaroth-rs 0.2.0 written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "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] 3db455decf207eef16a74d693fa4ad68bc770f9b4476ce26601ca6c2851992c0
[INFO] running `Command { std: "docker" "start" "-a" "3db455decf207eef16a74d693fa4ad68bc770f9b4476ce26601ca6c2851992c0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3db455decf207eef16a74d693fa4ad68bc770f9b4476ce26601ca6c2851992c0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3db455decf207eef16a74d693fa4ad68bc770f9b4476ce26601ca6c2851992c0", kill_on_drop: false }`
[INFO] [stdout] 3db455decf207eef16a74d693fa4ad68bc770f9b4476ce26601ca6c2851992c0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 26c709b2424749b406b9b21351a68a236717ce1a4290e77eef89bb4654e6566e
[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" "26c709b2424749b406b9b21351a68a236717ce1a4290e77eef89bb4654e6566e", kill_on_drop: false }`
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]    Compiling wasm-bindgen-shared v0.2.65
[INFO] [stderr]    Compiling syn v1.0.35
[INFO] [stderr]    Compiling bumpalo v3.4.0
[INFO] [stderr]    Compiling base64 v0.11.0
[INFO] [stderr]    Compiling wasm-bindgen v0.2.65
[INFO] [stderr]    Compiling json v0.12.4
[INFO] [stderr]    Compiling hex v0.4.2
[INFO] [stderr]    Compiling keccak v0.1.0
[INFO] [stderr]    Compiling block-buffer v0.7.3
[INFO] [stderr]    Compiling xdr-rs-serialize-derive v0.2.3
[INFO] [stderr]    Compiling sha3 v0.8.2
[INFO] [stderr]    Compiling xdr-rs-serialize v0.2.3
[INFO] [stderr]    Compiling mazzaroth-xdr v0.2.5
[INFO] [stderr]    Compiling wasm-bindgen-backend v0.2.65
[INFO] [stderr]    Compiling wasm-bindgen-macro-support v0.2.65
[INFO] [stderr]    Compiling wasm-bindgen-macro v0.2.65
[INFO] [stderr]    Compiling mazzaroth-rs v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]   --> src/abi/decoder.rs:49:24
[INFO] [stdout]    |
[INFO] [stdout] 49 |         Ok(T::read_xdr(bytes)?.0)
[INFO] [stdout]    |                        ^^^^^ expected slice `[u8]`, found `str`
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected reference `&[u8]`
[INFO] [stdout]               found reference `&str`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0308`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `mazzaroth-rs`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `Command { std: "docker" "inspect" "26c709b2424749b406b9b21351a68a236717ce1a4290e77eef89bb4654e6566e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "26c709b2424749b406b9b21351a68a236717ce1a4290e77eef89bb4654e6566e", kill_on_drop: false }`
[INFO] [stdout] 26c709b2424749b406b9b21351a68a236717ce1a4290e77eef89bb4654e6566e