[INFO] cloning repository https://github.com/magic-cap/wasm_tutorial
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/magic-cap/wasm_tutorial" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmagic-cap%2Fwasm_tutorial", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmagic-cap%2Fwasm_tutorial'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 3dd3b93f1476bcd64a037d8092eec5250d7c33e5
[INFO] checking magic-cap/wasm_tutorial against try#0611f7de057c584b8771102fde7aed6c70c71d3b for pr-146440
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmagic-cap%2Fwasm_tutorial" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/magic-cap/wasm_tutorial
[INFO] finished tweaking git repo https://github.com/magic-cap/wasm_tutorial
[INFO] tweaked toml for git repo https://github.com/magic-cap/wasm_tutorial written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/magic-cap/wasm_tutorial on toolchain 0611f7de057c584b8771102fde7aed6c70c71d3b
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+0611f7de057c584b8771102fde7aed6c70c71d3b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/magic-cap/wasm_tutorial 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" "+0611f7de057c584b8771102fde7aed6c70c71d3b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[ERROR] error running command: no output for 300 seconds
[INFO] checking magic-cap/wasm_tutorial against try#0611f7de057c584b8771102fde7aed6c70c71d3b for pr-146440
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmagic-cap%2Fwasm_tutorial" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/magic-cap/wasm_tutorial
[INFO] finished tweaking git repo https://github.com/magic-cap/wasm_tutorial
[INFO] tweaked toml for git repo https://github.com/magic-cap/wasm_tutorial written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/magic-cap/wasm_tutorial on toolchain 0611f7de057c584b8771102fde7aed6c70c71d3b
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+0611f7de057c584b8771102fde7aed6c70c71d3b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/magic-cap/wasm_tutorial 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" "+0611f7de057c584b8771102fde7aed6c70c71d3b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded tempdir v0.3.7
[INFO] [stderr]   Downloaded lcov2cobertura v1.0.6
[INFO] [stderr]   Downloaded rs_merkle v1.5.0
[INFO] [stderr]   Downloaded normpath v1.5.0
[INFO] [stderr]   Downloaded lexopt v0.3.1
[INFO] [stderr]   Downloaded redox_syscall v0.7.1
[INFO] [stderr]   Downloaded fs-err v3.3.0
[INFO] [stderr]   Downloaded bitcoin-consensus-encoding v1.0.0-rc.3
[INFO] [stderr]   Downloaded opener v0.8.4
[INFO] [stderr]   Downloaded bitcoin-internals v0.5.0
[INFO] [stderr]   Downloaded magic_cap v0.0.0
[INFO] [stderr]   Downloaded tempfile v3.25.0
[INFO] [stderr]   Downloaded hex-conservative v0.3.2
[INFO] [stderr]   Downloaded toml v1.0.2+spec-1.1.0
[INFO] [stderr]   Downloaded cargo-config2 v0.1.42
[INFO] [stderr]   Downloaded bitcoin_hashes v0.19.0
[INFO] [stderr]   Downloaded cargo-llvm-cov v0.6.24
[INFO] [stderr]   Downloaded ruzstd v0.8.2
[INFO] [stderr]   Downloaded syn v2.0.116
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+0611f7de057c584b8771102fde7aed6c70c71d3b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e207f13bb0b79e77dc9451c345bc9b2ec673677c1e05570db771aaac5345357e
[INFO] running `Command { std: "docker" "start" "-a" "e207f13bb0b79e77dc9451c345bc9b2ec673677c1e05570db771aaac5345357e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e207f13bb0b79e77dc9451c345bc9b2ec673677c1e05570db771aaac5345357e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e207f13bb0b79e77dc9451c345bc9b2ec673677c1e05570db771aaac5345357e", kill_on_drop: false }`
[INFO] [stdout] e207f13bb0b79e77dc9451c345bc9b2ec673677c1e05570db771aaac5345357e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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" "-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" "+0611f7de057c584b8771102fde7aed6c70c71d3b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 818ca55d48d07f4380f5566607049ca2ef8747e103e7e75e4d103951fa426fe2
[INFO] running `Command { std: "docker" "start" "-a" "818ca55d48d07f4380f5566607049ca2ef8747e103e7e75e4d103951fa426fe2", kill_on_drop: false }`
[INFO] [stderr]    Compiling wasm-bindgen-shared v0.2.108
[INFO] [stderr]     Checking once_cell v1.21.3
[INFO] [stderr]    Compiling bumpalo v3.19.1
[INFO] [stderr]    Compiling bitcoin-internals v0.5.0
[INFO] [stderr]    Compiling rustix v1.1.3
[INFO] [stderr]    Compiling anyhow v1.0.101
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]     Checking linux-raw-sys v0.11.0
[INFO] [stderr]    Compiling wasm-bindgen v0.2.108
[INFO] [stderr]    Compiling getrandom v0.3.4
[INFO] [stderr]     Checking getrandom v0.4.1
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]     Checking remove_dir_all v0.5.3
[INFO] [stderr]    Compiling syn v2.0.116
[INFO] [stderr]     Checking crypto-common v0.1.7
[INFO] [stderr]     Checking inout v0.1.4
[INFO] [stderr]     Checking futures-core v0.3.32
[INFO] [stderr]     Checking slab v0.4.12
[INFO] [stderr]     Checking digest v0.10.7
[INFO] [stderr]     Checking cipher v0.4.4
[INFO] [stderr]     Checking futures-util v0.3.32
[INFO] [stderr]     Checking ctr v0.9.2
[INFO] [stderr]     Checking aes v0.8.4
[INFO] [stderr]     Checking sha2 v0.10.9
[INFO] [stderr]     Checking tempdir v0.3.7
[INFO] [stderr]     Checking bitcoin-consensus-encoding v1.0.0-rc.3
[INFO] [stderr]     Checking rs_merkle v1.5.0
[INFO] [stderr]     Checking rmp v0.8.15
[INFO] [stderr]     Checking bitcoin_hashes v0.19.0
[INFO] [stderr]     Checking tempfile v3.25.0
[INFO] [stderr]    Compiling wasm-bindgen-macro-support v0.2.108
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]    Compiling thiserror-impl v2.0.18
[INFO] [stderr]     Checking thiserror v2.0.18
[INFO] [stderr]    Compiling wasm-bindgen-macro v0.2.108
[INFO] [stderr]     Checking js-sys v0.3.85
[INFO] [stderr]     Checking serde v1.0.228
[INFO] [stderr]     Checking rmp-serde v1.3.1
[INFO] [stderr]     Checking magic_cap v0.0.0
[INFO] [stderr]     Checking wasm-bindgen-futures v0.4.58
[INFO] [stderr]     Checking web-sys v0.3.85
[INFO] [stderr]     Checking wasm_tutorial v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0601]: `main` function not found in crate `wasm_tutorial`
[INFO] [stdout]   --> src/main.rs:42:2
[INFO] [stdout]    |
[INFO] [stdout] 42 | }
[INFO] [stdout]    |  ^ consider adding a `main` function to `src/main.rs`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `JsString`
[INFO] [stdout]  --> src/lib.rs:6:14
[INFO] [stdout]   |
[INFO] [stdout] 6 | use js_sys::{JsString, Object, Uint8Array};
[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: `JsString`
[INFO] [stdout]  --> src/lib.rs:6:14
[INFO] [stdout]   |
[INFO] [stdout] 6 | use js_sys::{JsString, Object, Uint8Array};
[INFO] [stdout]   |              ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0601`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `wasm_tutorial` (bin "wasm_tutorial") due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] warning: variable `done` is assigned to, but never used
[INFO] [stdout]   --> src/lib.rs:51:9
[INFO] [stdout]    |
[INFO] [stdout] 51 |     let mut done = false;
[INFO] [stdout]    |         ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: consider using `_done` instead
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `is_done`
[INFO] [stdout]   --> src/lib.rs:57:17
[INFO] [stdout]    |
[INFO] [stdout] 57 |             let is_done = js_sys::Reflect::get(&result, &JsValue::from_str("done")).unwrap();
[INFO] [stdout]    |                 ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_is_done`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `done` is never read
[INFO] [stdout]   --> src/lib.rs:66:13
[INFO] [stdout]    |
[INFO] [stdout] 66 |             done = true;
[INFO] [stdout]    |             ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout]    = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `done` is assigned to, but never used
[INFO] [stdout]   --> src/lib.rs:51:9
[INFO] [stdout]    |
[INFO] [stdout] 51 |     let mut done = false;
[INFO] [stdout]    |         ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: consider using `_done` instead
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `is_done`
[INFO] [stdout]   --> src/lib.rs:57:17
[INFO] [stdout]    |
[INFO] [stdout] 57 |             let is_done = js_sys::Reflect::get(&result, &JsValue::from_str("done")).unwrap();
[INFO] [stdout]    |                 ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_is_done`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `done` is never read
[INFO] [stdout]   --> src/lib.rs:66:13
[INFO] [stdout]    |
[INFO] [stdout] 66 |             done = true;
[INFO] [stdout]    |             ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout]    = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "818ca55d48d07f4380f5566607049ca2ef8747e103e7e75e4d103951fa426fe2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "818ca55d48d07f4380f5566607049ca2ef8747e103e7e75e4d103951fa426fe2", kill_on_drop: false }`
[INFO] [stdout] 818ca55d48d07f4380f5566607049ca2ef8747e103e7e75e4d103951fa426fe2