[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 try#a7a572ce3edd6d476191fbfe92c9c1986e009b34 for pr-87190-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fseaofmars%2Fun" "/workspace/builds/worker-10/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-10/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/seaofmars/un on toolchain a7a572ce3edd6d476191fbfe92c9c1986e009b34
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[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-10/source/Cargo.toml
[INFO] crate git repo https://github.com/seaofmars/un already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded ouroboros_macro v0.9.5
[INFO] [stderr]   Downloaded universal-hash v0.4.1
[INFO] [stderr]   Downloaded curve25519-dalek v3.2.0
[INFO] [stderr]   Downloaded clap v3.0.0-beta.4
[INFO] [stderr]   Downloaded i18n-config v0.4.2
[INFO] [stderr]   Downloaded textwrap v0.14.2
[INFO] [stderr]   Downloaded os_str_bytes v3.1.0
[INFO] [stderr]   Downloaded cookie-factory v0.3.2
[INFO] [stderr]   Downloaded unic-langid v0.9.0
[INFO] [stderr]   Downloaded c2-chacha v0.3.1
[INFO] [stderr]   Downloaded age-core v0.6.0
[INFO] [stderr]   Downloaded fluent v0.15.0
[INFO] [stderr]   Downloaded fluent-bundle v0.15.1
[INFO] [stderr]   Downloaded intl_pluralrules v7.0.1
[INFO] [stderr]   Downloaded i18n-embed-fl v0.5.0
[INFO] [stderr]   Downloaded clap_derive v3.0.0-beta.4
[INFO] [stderr]   Downloaded unic-langid-impl v0.9.0
[INFO] [stderr]   Downloaded synstructure v0.12.5
[INFO] [stderr]   Downloaded age v0.6.0
[INFO] [stderr]   Downloaded fluent-langneg v0.13.0
[INFO] [stderr]   Downloaded i18n-embed-impl v0.7.0
[INFO] [stderr]   Downloaded hkdf v0.11.0
[INFO] [stderr]   Downloaded ouroboros v0.9.5
[INFO] [stderr]   Downloaded type-map v0.4.0
[INFO] [stderr]   Downloaded fluent-syntax v0.11.0
[INFO] [stderr]   Downloaded i18n-embed v0.12.1
[INFO] [stderr]   Downloaded intl-memoizer v0.5.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 44a0487b8abc89390d3a6c9adf63019fa41675c6c5ac549eaf1781d19428bec3
[INFO] running `Command { std: "docker" "start" "-a" "44a0487b8abc89390d3a6c9adf63019fa41675c6c5ac549eaf1781d19428bec3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "44a0487b8abc89390d3a6c9adf63019fa41675c6c5ac549eaf1781d19428bec3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "44a0487b8abc89390d3a6c9adf63019fa41675c6c5ac549eaf1781d19428bec3", kill_on_drop: false }`
[INFO] [stdout] 44a0487b8abc89390d3a6c9adf63019fa41675c6c5ac549eaf1781d19428bec3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6d0ba17ae5a92b45e1f0653ef9efbacabf5521fbd563ff0f69b7fd8db5ecab03
[INFO] running `Command { std: "docker" "start" "-a" "6d0ba17ae5a92b45e1f0653ef9efbacabf5521fbd563ff0f69b7fd8db5ecab03", kill_on_drop: false }`
[INFO] [stderr] Copying to /tmp/fixit
[INFO] [stderr] Running `cargo fix --edition`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr] note: Switching to Edition 2021 will enable the use of the version 2 feature resolver in Cargo.
[INFO] [stderr] This may cause some dependencies to be built with fewer features enabled than previously.
[INFO] [stderr] More information about the resolver changes may be found at https://doc.rust-lang.org/nightly/edition-guide/rust-2021/default-cargo-resolver.html
[INFO] [stderr] When building the following dependencies, the given features will no longer be used:
[INFO] [stderr] 
[INFO] [stderr]   i18n-embed v0.12.1: filesystem-assets, walkdir
[INFO] [stderr]   tokio v1.10.0: winapi
[INFO] [stderr]   unic-langid v0.9.0: serde
[INFO] [stderr]   unic-langid-impl v0.9.0: serde
[INFO] [stderr] 
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling proc-macro2 v1.0.28
[INFO] [stderr]    Compiling syn v1.0.74
[INFO] [stderr]    Compiling serde_derive v1.0.127
[INFO] [stderr]    Compiling serde v1.0.127
[INFO] [stderr]    Compiling libc v0.2.99
[INFO] [stderr]    Compiling tinystr v0.3.4
[INFO] [stderr]     Checking subtle v2.4.1
[INFO] [stderr]    Compiling Inflector v0.11.4
[INFO] [stderr]    Compiling same-file v1.0.6
[INFO] [stderr]    Compiling rustc-hash v1.1.0
[INFO] [stderr]    Compiling smallvec v1.6.1
[INFO] [stderr]    Compiling radium v0.5.3
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]    Compiling stable_deref_trait v1.2.0
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]     Checking tap v1.0.1
[INFO] [stderr]     Checking cpufeatures v0.1.5
[INFO] [stderr]     Checking cpuid-bool v0.2.0
[INFO] [stderr]     Checking wyz v0.2.0
[INFO] [stderr]     Checking funty v1.1.0
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]     Checking byteorder v1.4.3
[INFO] [stderr]     Checking cookie-factory v0.3.2
[INFO] [stderr]    Compiling serde_json v1.0.66
[INFO] [stderr]    Compiling strsim v0.10.0
[INFO] [stderr]    Compiling unicode-segmentation v1.8.0
[INFO] [stderr]     Checking itoa v0.4.7
[INFO] [stderr]     Checking bech32 v0.8.1
[INFO] [stderr]     Checking hashbrown v0.11.2
[INFO] [stderr]     Checking vec_map v0.8.2
[INFO] [stderr]     Checking bitflags v1.3.2
[INFO] [stderr]     Checking os_str_bytes v3.1.0
[INFO] [stderr]     Checking once_cell v1.8.0
[INFO] [stderr]     Checking pin-project-lite v0.2.7
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling instant v0.1.10
[INFO] [stderr]    Compiling lock_api v0.4.4
[INFO] [stderr]    Compiling nom v6.2.1
[INFO] [stderr]    Compiling indexmap v1.7.0
[INFO] [stderr]    Compiling tokio v1.10.0
[INFO] [stderr]     Checking textwrap v0.14.2
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]     Checking cipher v0.2.5
[INFO] [stderr]     Checking cipher v0.3.0
[INFO] [stderr]     Checking aead v0.3.2
[INFO] [stderr]    Compiling type-map v0.4.0
[INFO] [stderr]     Checking sha2 v0.9.5
[INFO] [stderr]     Checking c2-chacha v0.3.1
[INFO] [stderr]     Checking salsa20 v0.8.1
[INFO] [stderr]     Checking walkdir v2.3.2
[INFO] [stderr]     Checking crypto-mac v0.11.1
[INFO] [stderr]     Checking universal-hash v0.4.1
[INFO] [stderr]     Checking poly1305 v0.6.2
[INFO] [stderr]     Checking hmac v0.11.0
[INFO] [stderr]     Checking pbkdf2 v0.8.0
[INFO] [stderr]    Compiling rust-embed-utils v5.1.0
[INFO] [stderr]     Checking hkdf v0.11.0
[INFO] [stderr]     Checking scrypt v0.7.0
[INFO] [stderr]     Checking bitvec v0.19.5
[INFO] [stderr]    Compiling heck v0.3.3
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]     Checking getrandom v0.1.16
[INFO] [stderr]     Checking parking_lot_core v0.8.3
[INFO] [stderr]     Checking mio v0.7.13
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking signal-hook-registry v1.4.0
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking parking_lot v0.11.1
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]    Compiling dashmap v4.0.2
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]    Compiling synstructure v0.12.5
[INFO] [stderr]    Compiling thiserror-impl v1.0.26
[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
[INFO] [stderr]    Compiling tokio-macros v1.3.0
[INFO] [stderr]    Compiling clap_derive v3.0.0-beta.4
[INFO] [stderr]     Checking zeroize v1.4.1
[INFO] [stderr]    Compiling rust-embed v5.9.0
[INFO] [stderr]     Checking secrecy v0.7.0
[INFO] [stderr]     Checking chacha20poly1305 v0.7.1
[INFO] [stderr]     Checking curve25519-dalek v3.2.0
[INFO] [stderr]     Checking pin-project v1.0.8
[INFO] [stderr]     Checking age-core v0.6.0
[INFO] [stderr]    Compiling thiserror v1.0.26
[INFO] [stderr]    Compiling fluent-syntax v0.11.0
[INFO] [stderr]     Checking x25519-dalek v1.1.1
[INFO] [stderr]    Compiling ouroboros v0.9.5
[INFO] [stderr]     Checking clap v3.0.0-beta.4
[INFO] [stderr]     Checking unic-langid-impl v0.9.0
[INFO] [stderr]     Checking unic-langid v0.9.0
[INFO] [stderr]     Checking fluent-langneg v0.13.0
[INFO] [stderr]     Checking intl_pluralrules v7.0.1
[INFO] [stderr]     Checking intl-memoizer v0.5.1
[INFO] [stderr]    Compiling toml v0.5.8
[INFO] [stderr]     Checking fluent-bundle v0.15.1
[INFO] [stderr]     Checking fluent v0.15.0
[INFO] [stderr]    Compiling i18n-config v0.4.2
[INFO] [stderr]    Compiling find-crate v0.6.3
[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 (/tmp/fixit/libun)
[INFO] [stderr]    Migrating libun/src/lib.rs from 2018 edition to 2021
[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 enum `std::result::Result`, 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: aborting due to previous error; 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0308`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `libun` due to 2 previous errors; 1 warning emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[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 enum `std::result::Result`, 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: aborting due to previous error; 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0308`.
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] [stderr] error: failed to migrate to next edition
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `cargo fix --edition --allow-no-vcs --allow-dirty --frozen --all --all-targets --message-format=json` (exit status: 101)
[INFO] running `Command { std: "docker" "inspect" "6d0ba17ae5a92b45e1f0653ef9efbacabf5521fbd563ff0f69b7fd8db5ecab03", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6d0ba17ae5a92b45e1f0653ef9efbacabf5521fbd563ff0f69b7fd8db5ecab03", kill_on_drop: false }`
[INFO] [stdout] 6d0ba17ae5a92b45e1f0653ef9efbacabf5521fbd563ff0f69b7fd8db5ecab03