[INFO] cloning repository https://github.com/lmzuccarelli/rust-markdown-server [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/lmzuccarelli/rust-markdown-server" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flmzuccarelli%2Frust-markdown-server", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flmzuccarelli%2Frust-markdown-server'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 5a1d5cdcfb9e3eb4283fbce608607927a87f5cde [INFO] checking lmzuccarelli/rust-markdown-server 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%2Flmzuccarelli%2Frust-markdown-server" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/lmzuccarelli/rust-markdown-server [INFO] finished tweaking git repo https://github.com/lmzuccarelli/rust-markdown-server [INFO] tweaked toml for git repo https://github.com/lmzuccarelli/rust-markdown-server written to /workspace/builds/worker-2-tc2/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/lmzuccarelli/rust-markdown-server 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/lmzuccarelli/rust-markdown-server 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] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 9e9fa706d30b08635b27afde778568f375d653c0227e7a7b0fb5649f321d3100 [INFO] running `Command { std: "docker" "start" "-a" "9e9fa706d30b08635b27afde778568f375d653c0227e7a7b0fb5649f321d3100", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "9e9fa706d30b08635b27afde778568f375d653c0227e7a7b0fb5649f321d3100", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9e9fa706d30b08635b27afde778568f375d653c0227e7a7b0fb5649f321d3100", kill_on_drop: false }` [INFO] [stdout] 9e9fa706d30b08635b27afde778568f375d653c0227e7a7b0fb5649f321d3100 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 799dcf9535285cb461e162bb9bcf0e864248e5956e8c2ec4e3f9c56e84d68b64 [INFO] running `Command { std: "docker" "start" "-a" "799dcf9535285cb461e162bb9bcf0e864248e5956e8c2ec4e3f9c56e84d68b64", kill_on_drop: false }` [INFO] [stderr] Checking scopeguard v1.2.0 [INFO] [stderr] Checking parking_lot_core v0.9.10 [INFO] [stderr] Checking hashbrown v0.15.1 [INFO] [stderr] Checking http v1.1.0 [INFO] [stderr] Compiling getrandom v0.3.3 [INFO] [stderr] Checking crossbeam-epoch v0.9.18 [INFO] [stderr] Checking concurrent-queue v2.5.0 [INFO] [stderr] Checking getrandom v0.2.16 [INFO] [stderr] Compiling ahash v0.8.12 [INFO] [stderr] Checking parking v2.2.1 [INFO] [stderr] Compiling syn v2.0.89 [INFO] [stderr] Checking tracing v0.1.40 [INFO] [stderr] Compiling snap v1.1.1 [INFO] [stderr] Compiling crc32fast v1.5.0 [INFO] [stderr] Checking crossbeam-queue v0.3.12 [INFO] [stderr] Checking crossbeam-channel v0.5.15 [INFO] [stderr] Checking iana-time-zone v0.1.64 [INFO] [stderr] Checking lock_api v0.4.12 [INFO] [stderr] Checking compare v0.0.6 [INFO] [stderr] Checking chrono v0.4.42 [INFO] [stderr] Checking sha2 v0.10.9 [INFO] [stderr] Checking rand_core v0.6.4 [INFO] [stderr] Checking memmap2 v0.9.8 [INFO] [stderr] Checking event-listener v5.4.1 [INFO] [stderr] Checking fs2 v0.4.3 [INFO] [stderr] Checking interval-heap v0.0.5 [INFO] [stderr] Checking integer-encoding v4.0.2 [INFO] [stderr] Checking rand_chacha v0.3.1 [INFO] [stderr] Checking parking_lot v0.12.3 [INFO] [stderr] Checking guardian v1.3.0 [INFO] [stderr] Checking crossbeam-deque v0.8.6 [INFO] [stderr] Checking crossbeam-skiplist v0.1.3 [INFO] [stderr] Checking bit-vec v0.8.0 [INFO] [stderr] Checking double-ended-peekable v0.1.0 [INFO] [stderr] Checking indexmap v2.6.0 [INFO] [stderr] Checking quick_cache v0.6.16 [INFO] [stderr] Checking event-listener-strategy v0.5.4 [INFO] [stderr] Checking rand v0.8.5 [INFO] [stderr] Checking async-channel v2.5.0 [INFO] [stderr] Checking crossbeam v0.8.4 [INFO] [stderr] Checking http-body v1.0.1 [INFO] [stderr] Compiling futures-macro v0.3.31 [INFO] [stderr] Compiling tokio-macros v2.4.0 [INFO] [stderr] Compiling async-trait v0.1.89 [INFO] [stderr] Checking tokio v1.41.1 [INFO] [stderr] Checking futures-util v0.3.31 [INFO] [stderr] Checking futures-executor v0.3.31 [INFO] [stderr] Checking http-body-util v0.1.2 [INFO] [stderr] Checking futures v0.3.31 [INFO] [stderr] Checking tokio-util v0.7.12 [INFO] [stderr] Checking surrealkv v0.10.1 [INFO] [stderr] Checking h2 v0.4.7 [INFO] [stderr] Checking hyper v1.5.1 [INFO] [stderr] Checking hyper-util v0.1.10 [INFO] [stderr] Checking rust-markdown-server v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] error: could not compile `rust-markdown-server` (bin "rust-markdown-server") due to 3 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: could not compile `rust-markdown-server` (bin "rust-markdown-server" test) due to 3 previous errors [INFO] [stdout] error: this type will no longer be must used: Result>, Infallible> [INFO] [stdout] --> src/main.rs:18:48 [INFO] [stdout] | [INFO] [stdout] 18 | ) -> Result>, Infallible> { [INFO] [stdout] | ________________________________________________^ [INFO] [stdout] 19 | | let mut response = Response::new(Full::default()); [INFO] [stdout] 20 | | match req.method() { [INFO] [stdout] 21 | | &Method::GET => { [INFO] [stdout] ... | [INFO] [stdout] 46 | | Ok(response) [INFO] [stdout] 47 | | } [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>, Infallible> [INFO] [stdout] --> src/main.rs:18:48 [INFO] [stdout] | [INFO] [stdout] 18 | ) -> Result>, Infallible> { [INFO] [stdout] | ________________________________________________^ [INFO] [stdout] 19 | | let mut response = Response::new(Full::default()); [INFO] [stdout] 20 | | match req.method() { [INFO] [stdout] 21 | | &Method::GET => { [INFO] [stdout] ... | [INFO] [stdout] 46 | | Ok(response) [INFO] [stdout] 47 | | } [INFO] [stdout] | |_^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result>, Infallible> [INFO] [stdout] --> src/main.rs:46:5 [INFO] [stdout] | [INFO] [stdout] 46 | Ok(response) [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result>, Infallible> [INFO] [stdout] --> src/main.rs:18:48 [INFO] [stdout] | [INFO] [stdout] 18 | ) -> Result>, Infallible> { [INFO] [stdout] | ________________________________________________^ [INFO] [stdout] 19 | | let mut response = Response::new(Full::default()); [INFO] [stdout] 20 | | match req.method() { [INFO] [stdout] 21 | | &Method::GET => { [INFO] [stdout] ... | [INFO] [stdout] 46 | | Ok(response) [INFO] [stdout] 47 | | } [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>, Infallible> [INFO] [stdout] --> src/main.rs:18:48 [INFO] [stdout] | [INFO] [stdout] 18 | ) -> Result>, Infallible> { [INFO] [stdout] | ________________________________________________^ [INFO] [stdout] 19 | | let mut response = Response::new(Full::default()); [INFO] [stdout] 20 | | match req.method() { [INFO] [stdout] 21 | | &Method::GET => { [INFO] [stdout] ... | [INFO] [stdout] 46 | | Ok(response) [INFO] [stdout] 47 | | } [INFO] [stdout] | |_^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result>, Infallible> [INFO] [stdout] --> src/main.rs:46:5 [INFO] [stdout] | [INFO] [stdout] 46 | Ok(response) [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "799dcf9535285cb461e162bb9bcf0e864248e5956e8c2ec4e3f9c56e84d68b64", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "799dcf9535285cb461e162bb9bcf0e864248e5956e8c2ec4e3f9c56e84d68b64", kill_on_drop: false }` [INFO] [stdout] 799dcf9535285cb461e162bb9bcf0e864248e5956e8c2ec4e3f9c56e84d68b64