[INFO] cloning repository https://github.com/seaofmars/un
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/seaofmars/un" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fseaofmars%2Fun", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fseaofmars%2Fun'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] a8233cacc284044498998929dcc176579b6a58f9
[INFO] checking seaofmars/un against master#8c32e313cccf7df531e2d49ffb8227bb92304aee for pr-145608-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fseaofmars%2Fun" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/seaofmars/un
[INFO] finished tweaking git repo https://github.com/seaofmars/un
[INFO] tweaked toml for git repo https://github.com/seaofmars/un written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/seaofmars/un on toolchain 8c32e313cccf7df531e2d49ffb8227bb92304aee
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8c32e313cccf7df531e2d49ffb8227bb92304aee" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/seaofmars/un already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8c32e313cccf7df531e2d49ffb8227bb92304aee" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+8c32e313cccf7df531e2d49ffb8227bb92304aee" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c7edb4a50e9321db4b08570a2591f799625b07daad0526bfef344d4d240eb242
[INFO] running `Command { std: "docker" "start" "-a" "c7edb4a50e9321db4b08570a2591f799625b07daad0526bfef344d4d240eb242", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c7edb4a50e9321db4b08570a2591f799625b07daad0526bfef344d4d240eb242", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c7edb4a50e9321db4b08570a2591f799625b07daad0526bfef344d4d240eb242", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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" "RUSTDOCFLAGS=--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+8c32e313cccf7df531e2d49ffb8227bb92304aee" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9bb5a1d35a75eae54330cb5d610dab8481351eda9ca20624426f5b7ea1ca031b
[INFO] running `Command { std: "docker" "start" "-a" "9bb5a1d35a75eae54330cb5d610dab8481351eda9ca20624426f5b7ea1ca031b", kill_on_drop: false }`
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[INFO] [stderr]    Compiling ouroboros_macro v0.9.5
[INFO] [stderr]    Compiling zeroize_derive v1.1.0
[INFO] [stderr]    Compiling rust-embed-impl v5.9.0
[INFO] [stderr]    Compiling pin-project-internal v1.0.8
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[INFO] [stderr]    Compiling tokio-macros v1.3.0
[INFO] [stderr]     Checking zeroize v1.4.1
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[INFO] [stderr]     Checking secrecy v0.7.0
[INFO] [stderr]     Checking age-core v0.6.0
[INFO] [stderr]    Compiling thiserror v1.0.26
[INFO] [stderr]    Compiling fluent-syntax v0.11.0
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[INFO] [stderr]    Compiling ouroboros v0.9.5
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[INFO] [stderr]    Compiling toml v0.5.8
[INFO] [stderr]     Checking fluent-bundle v0.15.1
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[INFO] [stderr]    Compiling find-crate v0.6.3
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[INFO] [stderr]    Compiling i18n-embed-impl v0.7.0
[INFO] [stderr]    Compiling i18n-embed v0.12.1
[INFO] [stderr]    Compiling i18n-embed-fl v0.5.0
[INFO] [stderr]     Checking age v0.6.0
[INFO] [stderr]     Checking libun v0.1.0 (/opt/rustwide/workdir/libun)
[INFO] [stdout] warning: unused import: `crate::serialise`
[INFO] [stdout]  --> libun/src/crypto/encrypted_message.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use crate::serialise;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::serialise`
[INFO] [stdout]  --> libun/src/crypto/encrypted_message.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use crate::serialise;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]   --> libun/src/crypto/rage.rs:38:46
[INFO] [stdout]    |
[INFO] [stdout] 38 | pub fn encrypt_message(message: &Message) -> error::Result<Vec<u8>> {
[INFO] [stdout]    |        ---------------                       ^^^^^^^^^^^^^^^^^^^^^^ expected `Result<Vec<u8>, Error>`, found `()`
[INFO] [stdout]    |        |
[INFO] [stdout]    |        implicitly returns `()` as its body has no tail or `return` expression
[INFO] [stdout]    |
[INFO] [stdout]    = note:   expected enum `std::result::Result<Vec<u8>, error::Error>`
[INFO] [stdout]            found unit type `()`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]   --> libun/src/crypto/rage.rs:38:46
[INFO] [stdout]    |
[INFO] [stdout] 38 | pub fn encrypt_message(message: &Message) -> error::Result<Vec<u8>> {
[INFO] [stdout]    |        ---------------                       ^^^^^^^^^^^^^^^^^^^^^^ expected `Result<Vec<u8>, Error>`, found `()`
[INFO] [stdout]    |        |
[INFO] [stdout]    |        implicitly returns `()` as its body has no tail or `return` expression
[INFO] [stdout]    |
[INFO] [stdout]    = note:   expected enum `std::result::Result<Vec<u8>, error::Error>`
[INFO] [stdout]            found unit type `()`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `message`
[INFO] [stdout]   --> libun/src/lib.rs:25:17
[INFO] [stdout]    |
[INFO] [stdout] 25 |     pub fn send(message: Message) -> Result<(), Error> {
[INFO] [stdout]    |                 ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_message`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `message`
[INFO] [stdout]   --> libun/src/lib.rs:25:17
[INFO] [stdout]    |
[INFO] [stdout] 25 |     pub fn send(message: Message) -> Result<(), Error> {
[INFO] [stdout]    |                 ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_message`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0308`.
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0308`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `libun` (lib test) due to 1 previous error; 2 warnings emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `libun` (lib) due to 1 previous error; 2 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "9bb5a1d35a75eae54330cb5d610dab8481351eda9ca20624426f5b7ea1ca031b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9bb5a1d35a75eae54330cb5d610dab8481351eda9ca20624426f5b7ea1ca031b", kill_on_drop: false }`
[INFO] [stdout] 9bb5a1d35a75eae54330cb5d610dab8481351eda9ca20624426f5b7ea1ca031b