[INFO] cloning repository https://github.com/mh-mobile/web-memory [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mh-mobile/web-memory" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmh-mobile%2Fweb-memory", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmh-mobile%2Fweb-memory'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] fc80e5c8da273b1097105ff9ec1266a18ee2bf3d [INFO] checking mh-mobile/web-memory 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%2Fmh-mobile%2Fweb-memory" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/mh-mobile/web-memory [INFO] finished tweaking git repo https://github.com/mh-mobile/web-memory [INFO] tweaked toml for git repo https://github.com/mh-mobile/web-memory written to /workspace/builds/worker-5-tc2/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/mh-mobile/web-memory 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/mh-mobile/web-memory 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-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 942070821fbafcd7176793feb067bd628033289cd4bacd30333878d38fd4c2d7 [INFO] running `Command { std: "docker" "start" "-a" "942070821fbafcd7176793feb067bd628033289cd4bacd30333878d38fd4c2d7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "942070821fbafcd7176793feb067bd628033289cd4bacd30333878d38fd4c2d7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "942070821fbafcd7176793feb067bd628033289cd4bacd30333878d38fd4c2d7", kill_on_drop: false }` [INFO] [stdout] 942070821fbafcd7176793feb067bd628033289cd4bacd30333878d38fd4c2d7 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 504a7a9b3a5751484db520ead4d97abaa404936f9ca655a339146a7f356469af [INFO] running `Command { std: "docker" "start" "-a" "504a7a9b3a5751484db520ead4d97abaa404936f9ca655a339146a7f356469af", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.112 [INFO] [stderr] Compiling proc-macro2 v1.0.34 [INFO] [stderr] Compiling log v0.4.14 [INFO] [stderr] Compiling unicode-xid v0.2.2 [INFO] [stderr] Checking cfg-if v1.0.0 [INFO] [stderr] Compiling syn v1.0.82 [INFO] [stderr] Compiling futures-core v0.3.19 [INFO] [stderr] Checking pin-project-lite v0.2.7 [INFO] [stderr] Compiling memchr v2.4.1 [INFO] [stderr] Checking bytes v1.1.0 [INFO] [stderr] Compiling autocfg v1.0.1 [INFO] [stderr] Compiling futures-task v0.3.19 [INFO] [stderr] Compiling futures-util v0.3.19 [INFO] [stderr] Checking lazy_static v1.4.0 [INFO] [stderr] Checking itoa v0.4.8 [INFO] [stderr] Checking fnv v1.0.7 [INFO] [stderr] Checking pin-utils v0.1.0 [INFO] [stderr] Checking hashbrown v0.11.2 [INFO] [stderr] Compiling httparse v1.5.1 [INFO] [stderr] Compiling futures-channel v0.3.19 [INFO] [stderr] Checking futures-sink v0.3.19 [INFO] [stderr] Checking tracing-core v0.1.21 [INFO] [stderr] Checking try-lock v0.2.3 [INFO] [stderr] Checking slab v0.4.5 [INFO] [stderr] Checking tower-service v0.3.1 [INFO] [stderr] Checking httpdate v1.0.2 [INFO] [stderr] Checking want v0.3.0 [INFO] [stderr] Compiling indexmap v1.7.0 [INFO] [stderr] Checking tracing v0.1.29 [INFO] [stderr] Checking http v0.2.5 [INFO] [stderr] Compiling quote v1.0.10 [INFO] [stderr] Checking num_cpus v1.13.0 [INFO] [stderr] Checking mio v0.7.14 [INFO] [stderr] Checking socket2 v0.4.2 [INFO] [stderr] Checking http-body v0.4.4 [INFO] [stderr] Compiling tokio-macros v1.7.0 [INFO] [stderr] Checking tokio v1.15.0 [INFO] [stderr] Checking tokio-util v0.6.9 [INFO] [stderr] Checking h2 v0.3.9 [INFO] [stderr] Checking hyper v0.14.16 [INFO] [stderr] Checking web-memory v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `Error` [INFO] [stdout] --> src/main.rs:2:19 [INFO] [stdout] | [INFO] [stdout] 2 | use hyper::{Body, Error, Request, Response, Server}; [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Error` [INFO] [stdout] --> src/main.rs:2:19 [INFO] [stdout] | [INFO] [stdout] 2 | use hyper::{Body, Error, Request, Response, Server}; [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result, Infallible> [INFO] [stdout] --> src/main.rs:5:73 [INFO] [stdout] | [INFO] [stdout] 5 | async fn handle(_: Request) -> Result, Infallible> { [INFO] [stdout] | _________________________________________________________________________^ [INFO] [stdout] 6 | | Ok(Response::new("Hello, World!".into())) [INFO] [stdout] 7 | | } [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:5:73 [INFO] [stdout] | [INFO] [stdout] 5 | async fn handle(_: Request) -> Result, Infallible> { [INFO] [stdout] | _________________________________________________________________________^ [INFO] [stdout] 6 | | Ok(Response::new("Hello, World!".into())) [INFO] [stdout] 7 | | } [INFO] [stdout] | |_^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result, Infallible> [INFO] [stdout] --> src/main.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 6 | Ok(Response::new("Hello, World!".into())) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result, Infallible> [INFO] [stdout] --> src/main.rs:9:74 [INFO] [stdout] | [INFO] [stdout] 9 | async fn route(req: Request) -> Result, Infallible> { [INFO] [stdout] | __________________________________________________________________________^ [INFO] [stdout] 10 | | handle(req).await.map_err(|e| match e {}) [INFO] [stdout] 11 | | } [INFO] [stdout] | |_^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result, Infallible> [INFO] [stdout] --> src/main.rs:9:74 [INFO] [stdout] | [INFO] [stdout] 9 | async fn route(req: Request) -> Result, Infallible> { [INFO] [stdout] | __________________________________________________________________________^ [INFO] [stdout] 10 | | handle(req).await.map_err(|e| match e {}) [INFO] [stdout] 11 | | } [INFO] [stdout] | |_^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result, Infallible> [INFO] [stdout] --> src/main.rs:10:5 [INFO] [stdout] | [INFO] [stdout] 10 | handle(req).await.map_err(|e| match e {}) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result, Infallible> [INFO] [stdout] --> src/main.rs:10:5 [INFO] [stdout] | [INFO] [stdout] 10 | handle(req).await.map_err(|e| match e {}) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result, Infallible> [INFO] [stdout] --> src/main.rs:10:17 [INFO] [stdout] | [INFO] [stdout] 10 | handle(req).await.map_err(|e| match e {}) [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result, Infallible> [INFO] [stdout] --> src/main.rs:10:5 [INFO] [stdout] | [INFO] [stdout] 10 | handle(req).await.map_err(|e| match e {}) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result) -> impl Future, Infallible>> {route}, Body>, Infallible> [INFO] [stdout] --> src/main.rs:16:50 [INFO] [stdout] | [INFO] [stdout] 16 | let make_svc = make_service_fn(|_conn| async { [INFO] [stdout] | __________________________________________________^ [INFO] [stdout] 17 | | Ok::<_, Infallible>(service_fn(route)) [INFO] [stdout] 18 | | }); [INFO] [stdout] | |_____^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result) -> impl Future, Infallible>> {route}, Body>, Infallible> [INFO] [stdout] --> src/main.rs:17:9 [INFO] [stdout] | [INFO] [stdout] 17 | Ok::<_, Infallible>(service_fn(route)) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result, Infallible> [INFO] [stdout] --> src/main.rs:5:73 [INFO] [stdout] | [INFO] [stdout] 5 | async fn handle(_: Request) -> Result, Infallible> { [INFO] [stdout] | _________________________________________________________________________^ [INFO] [stdout] 6 | | Ok(Response::new("Hello, World!".into())) [INFO] [stdout] 7 | | } [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:5:73 [INFO] [stdout] | [INFO] [stdout] 5 | async fn handle(_: Request) -> Result, Infallible> { [INFO] [stdout] | _________________________________________________________________________^ [INFO] [stdout] 6 | | Ok(Response::new("Hello, World!".into())) [INFO] [stdout] 7 | | } [INFO] [stdout] | |_^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result, Infallible> [INFO] [stdout] --> src/main.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 6 | Ok(Response::new("Hello, World!".into())) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `web-memory` (bin "web-memory") due to 11 previous errors; 1 warning emitted [INFO] [stdout] error: this type will no longer be must used: Result, Infallible> [INFO] [stdout] --> src/main.rs:9:74 [INFO] [stdout] | [INFO] [stdout] 9 | async fn route(req: Request) -> Result, Infallible> { [INFO] [stdout] | __________________________________________________________________________^ [INFO] [stdout] 10 | | handle(req).await.map_err(|e| match e {}) [INFO] [stdout] 11 | | } [INFO] [stdout] | |_^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] error: this type will no longer be must used: Result, Infallible> [INFO] [stdout] --> src/main.rs:9:74 [INFO] [stdout] | [INFO] [stdout] 9 | async fn route(req: Request) -> Result, Infallible> { [INFO] [stdout] | __________________________________________________________________________^ [INFO] [stdout] 10 | | handle(req).await.map_err(|e| match e {}) [INFO] [stdout] 11 | | } [INFO] [stdout] | |_^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result, Infallible> [INFO] [stdout] --> src/main.rs:10:5 [INFO] [stdout] | [INFO] [stdout] 10 | handle(req).await.map_err(|e| match e {}) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result, Infallible> [INFO] [stdout] --> src/main.rs:10:5 [INFO] [stdout] | [INFO] [stdout] 10 | handle(req).await.map_err(|e| match e {}) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result, Infallible> [INFO] [stdout] --> src/main.rs:10:17 [INFO] [stdout] | [INFO] [stdout] 10 | handle(req).await.map_err(|e| match e {}) [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result, Infallible> [INFO] [stdout] --> src/main.rs:10:5 [INFO] [stdout] | [INFO] [stdout] 10 | handle(req).await.map_err(|e| match e {}) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result) -> impl Future, Infallible>> {route}, Body>, Infallible> [INFO] [stdout] --> src/main.rs:16:50 [INFO] [stdout] | [INFO] [stdout] 16 | let make_svc = make_service_fn(|_conn| async { [INFO] [stdout] | __________________________________________________^ [INFO] [stdout] 17 | | Ok::<_, Infallible>(service_fn(route)) [INFO] [stdout] 18 | | }); [INFO] [stdout] | |_____^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result) -> impl Future, Infallible>> {route}, Body>, Infallible> [INFO] [stdout] --> src/main.rs:17:9 [INFO] [stdout] | [INFO] [stdout] 17 | Ok::<_, Infallible>(service_fn(route)) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `web-memory` (bin "web-memory" test) due to 11 previous errors; 1 warning emitted [INFO] running `Command { std: "docker" "inspect" "504a7a9b3a5751484db520ead4d97abaa404936f9ca655a339146a7f356469af", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "504a7a9b3a5751484db520ead4d97abaa404936f9ca655a339146a7f356469af", kill_on_drop: false }` [INFO] [stdout] 504a7a9b3a5751484db520ead4d97abaa404936f9ca655a339146a7f356469af