[INFO] fetching crate http-server-async 0.1.0... [INFO] testing http-server-async-0.1.0 against try#8de4c7234dd9b97c9d76b58671343fdbbc9a433e+target=x86_64-unknown-linux-musl for musl_upgrade_1_2_5_with_libc_patch_0 [INFO] extracting crate http-server-async 0.1.0 into /workspace/builds/worker-2-tc1/source [INFO] started tweaking crates.io crate http-server-async 0.1.0 [INFO] finished tweaking crates.io crate http-server-async 0.1.0 [INFO] tweaked toml for crates.io crate http-server-async 0.1.0 written to /workspace/builds/worker-2-tc1/source/Cargo.toml [INFO] validating manifest of crates.io crate http-server-async 0.1.0 on toolchain 8de4c7234dd9b97c9d76b58671343fdbbc9a433e [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate crates.io crate http-server-async 0.1.0 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" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] f037a25aa4e9ec98bb3b2e225a3702c603644e7f2b158f655dc4ff527b53122e [INFO] running `Command { std: "docker" "start" "-a" "f037a25aa4e9ec98bb3b2e225a3702c603644e7f2b158f655dc4ff527b53122e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "f037a25aa4e9ec98bb3b2e225a3702c603644e7f2b158f655dc4ff527b53122e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f037a25aa4e9ec98bb3b2e225a3702c603644e7f2b158f655dc4ff527b53122e", kill_on_drop: false }` [INFO] [stdout] f037a25aa4e9ec98bb3b2e225a3702c603644e7f2b158f655dc4ff527b53122e [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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "build" "--frozen" "--message-format=json" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }` [INFO] [stdout] 95a5ec9a135be32efdacea92690b03cec397d7e2919ade1d6ba9407c5f457895 [INFO] running `Command { std: "docker" "start" "-a" "95a5ec9a135be32efdacea92690b03cec397d7e2919ade1d6ba9407c5f457895", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.39 [INFO] [stderr] Compiling libc v0.2.126 [INFO] [stderr] Compiling unicode-ident v1.0.0 [INFO] [stderr] Compiling syn v1.0.96 [INFO] [stderr] Compiling futures-core v0.3.21 [INFO] [stderr] Compiling memchr v2.5.0 [INFO] [stderr] Compiling futures-task v0.3.21 [INFO] [stderr] Compiling autocfg v1.1.0 [INFO] [stderr] Compiling futures-channel v0.3.21 [INFO] [stderr] Compiling pin-project-lite v0.2.9 [INFO] [stderr] Compiling futures-util v0.3.21 [INFO] [stderr] Compiling log v0.4.17 [INFO] [stderr] Compiling parking_lot_core v0.9.3 [INFO] [stderr] Compiling futures-sink v0.3.21 [INFO] [stderr] Compiling smallvec v1.8.0 [INFO] [stderr] Compiling scopeguard v1.1.0 [INFO] [stderr] Compiling pin-utils v0.1.0 [INFO] [stderr] Compiling slab v0.4.6 [INFO] [stderr] Compiling futures-io v0.3.21 [INFO] [stderr] Compiling lock_api v0.4.7 [INFO] [stderr] Compiling bytes v1.1.0 [INFO] [stderr] Compiling once_cell v1.12.0 [INFO] [stderr] Compiling quote v1.0.18 [INFO] [stderr] Compiling num_cpus v1.13.1 [INFO] [stderr] Compiling parking_lot v0.12.1 [INFO] [stderr] Compiling mio v0.8.3 [INFO] [stderr] Compiling signal-hook-registry v1.4.0 [INFO] [stderr] Compiling socket2 v0.4.4 [INFO] [stderr] Compiling futures-macro v0.3.21 [INFO] [stderr] Compiling tokio-macros v1.8.0 [INFO] [stderr] Compiling tokio v1.19.2 [INFO] [stderr] Compiling futures-executor v0.3.21 [INFO] [stderr] Compiling futures v0.3.21 [INFO] [stderr] Compiling http-server-async v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `tokio::io::AsyncReadExt` [INFO] [stdout] --> src/main.rs:164:5 [INFO] [stdout] | [INFO] [stdout] 164 | use tokio::io::AsyncReadExt; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `buf` [INFO] [stdout] --> src/main.rs:150:33 [INFO] [stdout] | [INFO] [stdout] 150 | async fn put_data_to_buffer(mut buf: &[u8]) {} [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_buf` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:150:29 [INFO] [stdout] | [INFO] [stdout] 150 | async fn put_data_to_buffer(mut buf: &[u8]) {} [INFO] [stdout] | ----^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `method` [INFO] [stdout] --> src/main.rs:350:9 [INFO] [stdout] | [INFO] [stdout] 350 | let method = strsubs[0]; [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_method` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `err` [INFO] [stdout] --> src/main.rs:376:17 [INFO] [stdout] | [INFO] [stdout] 376 | Err(err) => { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_err` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `foo` is never used [INFO] [stdout] --> src/main.rs:79:10 [INFO] [stdout] | [INFO] [stdout] 79 | async fn foo() -> u8 { [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `bar` is never used [INFO] [stdout] --> src/main.rs:84:4 [INFO] [stdout] | [INFO] [stdout] 84 | fn bar() -> impl Future { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `fbbin` is never used [INFO] [stdout] --> src/main.rs:98:10 [INFO] [stdout] | [INFO] [stdout] 98 | async fn fbbin(x: &u8) -> u8 { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `fbbin2` is never used [INFO] [stdout] --> src/main.rs:102:4 [INFO] [stdout] | [INFO] [stdout] 102 | fn fbbin2<'a>(x: &'a u8) -> impl Future + 'a { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `good` is never used [INFO] [stdout] --> src/main.rs:111:4 [INFO] [stdout] | [INFO] [stdout] 111 | fn good() -> impl Future { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `move_block` is never used [INFO] [stdout] --> src/main.rs:118:10 [INFO] [stdout] | [INFO] [stdout] 118 | async fn move_block() { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `multi` is never used [INFO] [stdout] --> src/main.rs:136:10 [INFO] [stdout] | [INFO] [stdout] 136 | async fn multi() -> impl Future { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `put_data_to_buffer` is never used [INFO] [stdout] --> src/main.rs:150:10 [INFO] [stdout] | [INFO] [stdout] 150 | async fn put_data_to_buffer(mut buf: &[u8]) {} [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `pin_demo_main` is never used [INFO] [stdout] --> src/main.rs:153:10 [INFO] [stdout] | [INFO] [stdout] 153 | async fn pin_demo_main() { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `f1` is never used [INFO] [stdout] --> src/main.rs:169:10 [INFO] [stdout] | [INFO] [stdout] 169 | async fn f1() { [INFO] [stdout] | ^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `f2` is never used [INFO] [stdout] --> src/main.rs:175:10 [INFO] [stdout] | [INFO] [stdout] 175 | async fn f2() { [INFO] [stdout] | ^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `f_main` is never used [INFO] [stdout] --> src/main.rs:179:10 [INFO] [stdout] | [INFO] [stdout] 179 | async fn f_main() { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `rf` is never used [INFO] [stdout] --> src/main.rs:197:10 [INFO] [stdout] | [INFO] [stdout] 197 | async fn rf() -> std::io::Result<()> { [INFO] [stdout] | ^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `rg` is never used [INFO] [stdout] --> src/main.rs:202:10 [INFO] [stdout] | [INFO] [stdout] 202 | async fn rg() -> std::io::Result<()> { [INFO] [stdout] | ^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `try_join_main` is never used [INFO] [stdout] --> src/main.rs:208:10 [INFO] [stdout] | [INFO] [stdout] 208 | async fn try_join_main() { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `get_name` is never used [INFO] [stdout] --> src/main.rs:228:10 [INFO] [stdout] | [INFO] [stdout] 228 | async fn get_name() -> String { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `t_select_main` is never used [INFO] [stdout] --> src/main.rs:233:10 [INFO] [stdout] | [INFO] [stdout] 233 | async fn t_select_main() { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `foo1` is never used [INFO] [stdout] --> src/main.rs:276:10 [INFO] [stdout] | [INFO] [stdout] 276 | async fn foo1() -> Result<(), String> { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `func` is never used [INFO] [stdout] --> src/main.rs:280:10 [INFO] [stdout] | [INFO] [stdout] 280 | async fn func() -> Result<(), String> { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `tokio_server` is never used [INFO] [stdout] --> src/main.rs:315:10 [INFO] [stdout] | [INFO] [stdout] 315 | async fn tokio_server() -> Result<(), Error> { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `handle_conn` is never used [INFO] [stdout] --> src/main.rs:338:10 [INFO] [stdout] | [INFO] [stdout] 338 | async fn handle_conn(mut stream: TcpStream) -> Result<(), Error> { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `User` is never constructed [INFO] [stdout] --> src/user_info/user.rs:1:12 [INFO] [stdout] | [INFO] [stdout] 1 | pub struct User {} [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `name` is never used [INFO] [stdout] --> src/user_info/user.rs:4:8 [INFO] [stdout] | [INFO] [stdout] 3 | impl User { [INFO] [stdout] | --------- method in this implementation [INFO] [stdout] 4 | fn name(self) -> Self { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 28.51s [INFO] running `Command { std: "docker" "inspect" "95a5ec9a135be32efdacea92690b03cec397d7e2919ade1d6ba9407c5f457895", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "95a5ec9a135be32efdacea92690b03cec397d7e2919ade1d6ba9407c5f457895", kill_on_drop: false }` [INFO] [stdout] 95a5ec9a135be32efdacea92690b03cec397d7e2919ade1d6ba9407c5f457895 [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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "test" "--frozen" "--no-run" "--message-format=json" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }` [INFO] [stdout] 811ea0fe2e47403ec1c80bd99ac8ab20db35efa701e0b3dd927fdb59955d782b [INFO] running `Command { std: "docker" "start" "-a" "811ea0fe2e47403ec1c80bd99ac8ab20db35efa701e0b3dd927fdb59955d782b", kill_on_drop: false }` [INFO] [stderr] Compiling http-server-async v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `tokio::io::AsyncReadExt` [INFO] [stdout] --> src/main.rs:164:5 [INFO] [stdout] | [INFO] [stdout] 164 | use tokio::io::AsyncReadExt; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `buf` [INFO] [stdout] --> src/main.rs:150:33 [INFO] [stdout] | [INFO] [stdout] 150 | async fn put_data_to_buffer(mut buf: &[u8]) {} [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_buf` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:150:29 [INFO] [stdout] | [INFO] [stdout] 150 | async fn put_data_to_buffer(mut buf: &[u8]) {} [INFO] [stdout] | ----^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `method` [INFO] [stdout] --> src/main.rs:350:9 [INFO] [stdout] | [INFO] [stdout] 350 | let method = strsubs[0]; [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_method` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `err` [INFO] [stdout] --> src/main.rs:376:17 [INFO] [stdout] | [INFO] [stdout] 376 | Err(err) => { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_err` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0433]: failed to resolve: use of unresolved module or unlinked crate `http` [INFO] [stdout] --> src/main.rs:397:32 [INFO] [stdout] | [INFO] [stdout] 397 | let res = runtime.block_on(http::server()); [INFO] [stdout] | ^^^^ use of unresolved module or unlinked crate `http` [INFO] [stdout] | [INFO] [stdout] = help: if you wanted to use a crate named `http`, use `cargo add http` to add it to your `Cargo.toml` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0433`. [INFO] [stdout] [INFO] [stderr] error: could not compile `http-server-async` (bin "http-server-async" test) due to 1 previous error; 5 warnings emitted [INFO] running `Command { std: "docker" "inspect" "811ea0fe2e47403ec1c80bd99ac8ab20db35efa701e0b3dd927fdb59955d782b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "811ea0fe2e47403ec1c80bd99ac8ab20db35efa701e0b3dd927fdb59955d782b", kill_on_drop: false }` [INFO] [stdout] 811ea0fe2e47403ec1c80bd99ac8ab20db35efa701e0b3dd927fdb59955d782b