[INFO] cloning repository https://github.com/rmGFW/memory-leak-minimal-reproduce
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/rmGFW/memory-leak-minimal-reproduce" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FrmGFW%2Fmemory-leak-minimal-reproduce", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FrmGFW%2Fmemory-leak-minimal-reproduce'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] a9eb2518651d80c6d79afed69ad6258ddd52a465
[INFO] checking rmGFW/memory-leak-minimal-reproduce against try#1c4199da70f816f2239f41c55168ff75a3663718 for 155501-infallible-never-no-reservation
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FrmGFW%2Fmemory-leak-minimal-reproduce" "/workspace/builds/worker-1-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/rmGFW/memory-leak-minimal-reproduce
[INFO] finished tweaking git repo https://github.com/rmGFW/memory-leak-minimal-reproduce
[INFO] tweaked toml for git repo https://github.com/rmGFW/memory-leak-minimal-reproduce written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/rmGFW/memory-leak-minimal-reproduce on toolchain 1c4199da70f816f2239f41c55168ff75a3663718
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1c4199da70f816f2239f41c55168ff75a3663718" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/rmGFW/memory-leak-minimal-reproduce 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" "+1c4199da70f816f2239f41c55168ff75a3663718" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1c4199da70f816f2239f41c55168ff75a3663718" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4982e41d2f43a6a8f82e098803f3a42a5c41462be6f2d14fb8255590d83774c6
[INFO] running `Command { std: "docker" "start" "-a" "4982e41d2f43a6a8f82e098803f3a42a5c41462be6f2d14fb8255590d83774c6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4982e41d2f43a6a8f82e098803f3a42a5c41462be6f2d14fb8255590d83774c6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4982e41d2f43a6a8f82e098803f3a42a5c41462be6f2d14fb8255590d83774c6", kill_on_drop: false }`
[INFO] [stdout] 4982e41d2f43a6a8f82e098803f3a42a5c41462be6f2d14fb8255590d83774c6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1c4199da70f816f2239f41c55168ff75a3663718" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 14ee386486dfc8084026e4151230fec653416ffb435ca2173089d7a3368a8d09
[INFO] running `Command { std: "docker" "start" "-a" "14ee386486dfc8084026e4151230fec653416ffb435ca2173089d7a3368a8d09", kill_on_drop: false }`
[INFO] [stderr]    Compiling unicode-ident v1.0.17
[INFO] [stderr]    Compiling wasm-bindgen-shared v0.2.100
[INFO] [stderr]    Compiling bumpalo v3.17.0
[INFO] [stderr]    Compiling log v0.4.25
[INFO] [stderr]    Compiling rustversion v1.0.19
[INFO] [stderr]    Compiling wasm-bindgen v0.2.100
[INFO] [stderr]     Checking futures-sink v0.3.31
[INFO] [stderr]     Checking futures-core v0.3.31
[INFO] [stderr]     Checking once_cell v1.20.3
[INFO] [stderr]    Compiling slab v0.4.9
[INFO] [stderr]    Compiling proc-macro2 v1.0.93
[INFO] [stderr]     Checking futures-channel v0.3.31
[INFO] [stderr]    Compiling quote v1.0.38
[INFO] [stderr]    Compiling syn v2.0.98
[INFO] [stderr]    Compiling wasm-bindgen-backend v0.2.100
[INFO] [stderr]    Compiling futures-macro v0.3.31
[INFO] [stderr]     Checking futures-util v0.3.31
[INFO] [stderr]    Compiling wasm-bindgen-macro-support v0.2.100
[INFO] [stderr]    Compiling wasm-bindgen-macro v0.2.100
[INFO] [stderr]     Checking js-sys v0.3.77
[INFO] [stderr]     Checking futures-executor v0.3.31
[INFO] [stderr]     Checking futures v0.3.31
[INFO] [stderr]     Checking web-sys v0.3.77
[INFO] [stderr]     Checking wasm-bindgen-futures v0.4.50
[INFO] [stderr]     Checking hello_world v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around `for` iterator expression
[INFO] [stdout]   --> src/wasm/lib.rs:10:19
[INFO] [stdout]    |
[INFO] [stdout] 10 |     for offset in (0..1000) {
[INFO] [stdout]    |                   ^       ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 10 -     for offset in (0..1000) {
[INFO] [stdout] 10 +     for offset in 0..1000  {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `for` iterator expression
[INFO] [stdout]   --> src/wasm/lib.rs:10:19
[INFO] [stdout]    |
[INFO] [stdout] 10 |     for offset in (0..1000) {
[INFO] [stdout]    |                   ^       ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 10 -     for offset in (0..1000) {
[INFO] [stdout] 10 +     for offset in 0..1000  {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `catch`
[INFO] [stdout]  --> src/wasm/lib.rs:7:16
[INFO] [stdout]   |
[INFO] [stdout] 7 | #[wasm_bindgen(catch)]
[INFO] [stdout]   |                ^^^^^ help: if this is intentional, prefix it with an underscore: `_catch`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `reject`
[INFO] [stdout]   --> src/wasm/partial_load_cursor.rs:49:59
[INFO] [stdout]    |
[INFO] [stdout] 49 |         let promise = js_sys::Promise::new(&mut |resolve, reject| {
[INFO] [stdout]    |                                                           ^^^^^^ help: if this is intentional, prefix it with an underscore: `_reject`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple methods are never used
[INFO] [stdout]    --> src/wasm/partial_load_cursor.rs:88:8
[INFO] [stdout]     |
[INFO] [stdout]  29 | impl<'a> PartialLoadCursor<'a> {
[INFO] [stdout]     | ------------------------------ methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout]  88 |     fn pos(&self) -> u64 {
[INFO] [stdout]     |        ^^^
[INFO] [stdout] ...
[INFO] [stdout]  92 |     fn left(&self) -> u64 {
[INFO] [stdout]     |        ^^^^
[INFO] [stdout] ...
[INFO] [stdout]  96 |     async fn next_bytes(&mut self, n: u64) -> Result<&'a [u8], CursorError> {
[INFO] [stdout]     |              ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 118 |     async fn next_chunk(&mut self) -> Result<&'a [u8], CursorError> {
[INFO] [stdout]     |              ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 124 |     pub async fn skip_chunk(&mut self) -> Result<(), CursorError> {
[INFO] [stdout]     |                  ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 131 |     async fn next_u32(&mut self) -> Result<u32, CursorError> {
[INFO] [stdout]     |              ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 135 |     async fn next_time(&mut self) -> Result<u64, CursorError> {
[INFO] [stdout]     |              ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/wasm/lib.rs:11:9
[INFO] [stdout]    |
[INFO] [stdout] 11 |         cursor.seek(offset as u64);
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 11 |         let _ = cursor.seek(offset as u64);
[INFO] [stdout]    |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/wasm/lib.rs:12:9
[INFO] [stdout]    |
[INFO] [stdout] 12 |         cursor.load_chunk().await;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 12 |         let _ = cursor.load_chunk().await;
[INFO] [stdout]    |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `catch`
[INFO] [stdout]  --> src/wasm/lib.rs:7:16
[INFO] [stdout]   |
[INFO] [stdout] 7 | #[wasm_bindgen(catch)]
[INFO] [stdout]   |                ^^^^^ help: if this is intentional, prefix it with an underscore: `_catch`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `reject`
[INFO] [stdout]   --> src/wasm/partial_load_cursor.rs:49:59
[INFO] [stdout]    |
[INFO] [stdout] 49 |         let promise = js_sys::Promise::new(&mut |resolve, reject| {
[INFO] [stdout]    |                                                           ^^^^^^ help: if this is intentional, prefix it with an underscore: `_reject`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple methods are never used
[INFO] [stdout]    --> src/wasm/partial_load_cursor.rs:88:8
[INFO] [stdout]     |
[INFO] [stdout]  29 | impl<'a> PartialLoadCursor<'a> {
[INFO] [stdout]     | ------------------------------ methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout]  88 |     fn pos(&self) -> u64 {
[INFO] [stdout]     |        ^^^
[INFO] [stdout] ...
[INFO] [stdout]  92 |     fn left(&self) -> u64 {
[INFO] [stdout]     |        ^^^^
[INFO] [stdout] ...
[INFO] [stdout]  96 |     async fn next_bytes(&mut self, n: u64) -> Result<&'a [u8], CursorError> {
[INFO] [stdout]     |              ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 118 |     async fn next_chunk(&mut self) -> Result<&'a [u8], CursorError> {
[INFO] [stdout]     |              ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 124 |     pub async fn skip_chunk(&mut self) -> Result<(), CursorError> {
[INFO] [stdout]     |                  ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 131 |     async fn next_u32(&mut self) -> Result<u32, CursorError> {
[INFO] [stdout]     |              ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 135 |     async fn next_time(&mut self) -> Result<u64, CursorError> {
[INFO] [stdout]     |              ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/wasm/lib.rs:11:9
[INFO] [stdout]    |
[INFO] [stdout] 11 |         cursor.seek(offset as u64);
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 11 |         let _ = cursor.seek(offset as u64);
[INFO] [stdout]    |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/wasm/lib.rs:12:9
[INFO] [stdout]    |
[INFO] [stdout] 12 |         cursor.load_chunk().await;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 12 |         let _ = cursor.load_chunk().await;
[INFO] [stdout]    |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 21.24s
[INFO] running `Command { std: "docker" "inspect" "14ee386486dfc8084026e4151230fec653416ffb435ca2173089d7a3368a8d09", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "14ee386486dfc8084026e4151230fec653416ffb435ca2173089d7a3368a8d09", kill_on_drop: false }`
[INFO] [stdout] 14ee386486dfc8084026e4151230fec653416ffb435ca2173089d7a3368a8d09
