[INFO] cloning repository https://github.com/emilniklas/publication
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/emilniklas/publication" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Femilniklas%2Fpublication", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Femilniklas%2Fpublication'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c8cb7711c34252631635f9165faa9db68ff451bb
[INFO] checking emilniklas/publication against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Femilniklas%2Fpublication" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/emilniklas/publication
[INFO] finished tweaking git repo https://github.com/emilniklas/publication
[INFO] tweaked toml for git repo https://github.com/emilniklas/publication written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/emilniklas/publication on toolchain 4f260f0f20b3133d20cfb50353c0221943af5796
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/emilniklas/publication 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" "+4f260f0f20b3133d20cfb50353c0221943af5796" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 65410d42c1a0169ac12205d16e4000834bd4f79626b8cb6adde3da83171ded53
[INFO] running `Command { std: "docker" "start" "-a" "65410d42c1a0169ac12205d16e4000834bd4f79626b8cb6adde3da83171ded53", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "65410d42c1a0169ac12205d16e4000834bd4f79626b8cb6adde3da83171ded53", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "65410d42c1a0169ac12205d16e4000834bd4f79626b8cb6adde3da83171ded53", kill_on_drop: false }`
[INFO] [stdout] 65410d42c1a0169ac12205d16e4000834bd4f79626b8cb6adde3da83171ded53
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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 -Dunmustuse_in_always_ok" "-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f1d11a9373eb6a7bd11a5f33687e60ca45f0ce2a9ec4bd01869cba684908c801
[INFO] running `Command { std: "docker" "start" "-a" "f1d11a9373eb6a7bd11a5f33687e60ca45f0ce2a9ec4bd01869cba684908c801", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.18
[INFO] [stderr]    Compiling syn v1.0.33
[INFO] [stderr]    Compiling libc v0.2.71
[INFO] [stderr]    Compiling unicode-segmentation v1.6.0
[INFO] [stderr]    Compiling proc-macro-error-attr v0.4.12
[INFO] [stderr]    Compiling proc-macro-error v0.4.12
[INFO] [stderr]    Compiling indexmap v1.4.0
[INFO] [stderr]     Checking os_str_bytes v2.3.1
[INFO] [stderr]     Checking publication v0.1.0 (/opt/rustwide/workdir/publication)
[INFO] [stdout] warning: methods `tagged_element`, `tagged_block`, and `tagged_blocks` are never used
[INFO] [stdout]   --> publication/src/emitter.rs:58:12
[INFO] [stdout]    |
[INFO] [stdout] 57 | impl HtmlEmitter {
[INFO] [stdout]    | ---------------- methods in this implementation
[INFO] [stdout] 58 |     pub fn tagged_element<F: 'static + Fn(&Element) -> (String, Vec<(String, String)>)>(&mut self, tag: ExtensionTag, f: F) {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 62 |     pub fn tagged_block<F: 'static + Fn(&Vec<Element>) -> (String, Vec<(String, String)>)>(&mut self, tag: ExtensionTag, f: F) {
[INFO] [stdout]    |            ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 66 |     pub fn tagged_blocks<F: 'static + Fn(&Vec<Block>) -> (String, Vec<(String, String)>)>(&mut self, tag: ExtensionTag, f: F) {
[INFO] [stdout]    |            ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `tagged_block` and `tagged_blocks` are never used
[INFO] [stdout]   --> publication/src/emitter.rs:62:12
[INFO] [stdout]    |
[INFO] [stdout] 57 | impl HtmlEmitter {
[INFO] [stdout]    | ---------------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 62 |     pub fn tagged_block<F: 'static + Fn(&Vec<Element>) -> (String, Vec<(String, String)>)>(&mut self, tag: ExtensionTag, f: F) {
[INFO] [stdout]    |            ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 66 |     pub fn tagged_blocks<F: 'static + Fn(&Vec<Block>) -> (String, Vec<(String, String)>)>(&mut self, tag: ExtensionTag, f: F) {
[INFO] [stdout]    |            ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling heck v0.3.1
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]    Compiling syn-mid v0.5.0
[INFO] [stderr]    Compiling clap_derive v3.0.0-beta.1
[INFO] [stderr]     Checking clap v3.0.0-beta.1
[INFO] [stderr]     Checking publc v0.1.0 (/opt/rustwide/workdir/publc)
[INFO] [stdout] error: this type will no longer be must used: Result<PathBuf, Infallible>
[INFO] [stdout]   --> publc/src/main.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 |     input: PathBuf,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<PathBuf, Infallible>
[INFO] [stdout]   --> publc/src/main.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 | /     #[clap(short, long)]
[INFO] [stdout] 12 | |     out: Option<PathBuf>,
[INFO] [stdout]    | |________________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]   --> publc/src/main.rs:19:5
[INFO] [stdout]    |
[INFO] [stdout] 19 | /     #[clap(short, long)]
[INFO] [stdout] 20 | |     list: Option<String>,
[INFO] [stdout]    | |________________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `publc` (bin "publc" test) due to 3 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: this type will no longer be must used: Result<PathBuf, Infallible>
[INFO] [stdout]   --> publc/src/main.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 |     input: PathBuf,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<PathBuf, Infallible>
[INFO] [stdout]   --> publc/src/main.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 | /     #[clap(short, long)]
[INFO] [stdout] 12 | |     out: Option<PathBuf>,
[INFO] [stdout]    | |________________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]   --> publc/src/main.rs:19:5
[INFO] [stdout]    |
[INFO] [stdout] 19 | /     #[clap(short, long)]
[INFO] [stdout] 20 | |     list: Option<String>,
[INFO] [stdout]    | |________________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `publc` (bin "publc") due to 3 previous errors
[INFO] running `Command { std: "docker" "inspect" "f1d11a9373eb6a7bd11a5f33687e60ca45f0ce2a9ec4bd01869cba684908c801", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f1d11a9373eb6a7bd11a5f33687e60ca45f0ce2a9ec4bd01869cba684908c801", kill_on_drop: false }`
[INFO] [stdout] f1d11a9373eb6a7bd11a5f33687e60ca45f0ce2a9ec4bd01869cba684908c801
