[INFO] cloning repository https://github.com/blck-snwmn/hello_wasm_using_rust [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/blck-snwmn/hello_wasm_using_rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fblck-snwmn%2Fhello_wasm_using_rust", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fblck-snwmn%2Fhello_wasm_using_rust'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 32030638b57e610d0649e3efbe0d55ea968599ad [INFO] checking blck-snwmn/hello_wasm_using_rust against master#bd71213cf0a765705e7d72a099151bd4eb465ccb for pr-123864 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fblck-snwmn%2Fhello_wasm_using_rust" "/workspace/builds/worker-1-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/blck-snwmn/hello_wasm_using_rust on toolchain bd71213cf0a765705e7d72a099151bd4eb465ccb [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+bd71213cf0a765705e7d72a099151bd4eb465ccb" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/blck-snwmn/hello_wasm_using_rust [INFO] finished tweaking git repo https://github.com/blck-snwmn/hello_wasm_using_rust [INFO] tweaked toml for git repo https://github.com/blck-snwmn/hello_wasm_using_rust written to /workspace/builds/worker-1-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/blck-snwmn/hello_wasm_using_rust 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" "+bd71213cf0a765705e7d72a099151bd4eb465ccb" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] warning: Found `debug_assertions` in `target.'cfg(...)'.dependencies`. This value is not supported for selecting dependencies and will not work as expected. To learn more visit https://doc.rust-lang.org/cargo/reference/specifying-dependencies.html#platform-specific-dependencies [INFO] [stderr] Blocking waiting for file lock on package cache [ERROR] error running command: no output for 300 seconds [ERROR] this task or one of its parent failed! [ERROR] no output for 300 seconds [ERROR] note: run with `RUST_BACKTRACE=1` to display a backtrace. [INFO] checking blck-snwmn/hello_wasm_using_rust against try#c0f799aeda763fc507814da0dc46c2dde7ca9133 for pr-123864 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fblck-snwmn%2Fhello_wasm_using_rust" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/blck-snwmn/hello_wasm_using_rust on toolchain c0f799aeda763fc507814da0dc46c2dde7ca9133 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c0f799aeda763fc507814da0dc46c2dde7ca9133" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/blck-snwmn/hello_wasm_using_rust [INFO] finished tweaking git repo https://github.com/blck-snwmn/hello_wasm_using_rust [INFO] tweaked toml for git repo https://github.com/blck-snwmn/hello_wasm_using_rust written to /workspace/builds/worker-1-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/blck-snwmn/hello_wasm_using_rust 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" "+c0f799aeda763fc507814da0dc46c2dde7ca9133" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] warning: Found `debug_assertions` in `target.'cfg(...)'.dependencies`. This value is not supported for selecting dependencies and will not work as expected. To learn more visit https://doc.rust-lang.org/cargo/reference/specifying-dependencies.html#platform-specific-dependencies [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-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+c0f799aeda763fc507814da0dc46c2dde7ca9133" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 3c405a9b98cda00fc18da8a76dc2cf27f6e40dcdb6b26502ac91dae04616e72b [INFO] running `Command { std: "docker" "start" "-a" "3c405a9b98cda00fc18da8a76dc2cf27f6e40dcdb6b26502ac91dae04616e72b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "3c405a9b98cda00fc18da8a76dc2cf27f6e40dcdb6b26502ac91dae04616e72b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3c405a9b98cda00fc18da8a76dc2cf27f6e40dcdb6b26502ac91dae04616e72b", kill_on_drop: false }` [INFO] [stdout] 3c405a9b98cda00fc18da8a76dc2cf27f6e40dcdb6b26502ac91dae04616e72b [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+c0f799aeda763fc507814da0dc46c2dde7ca9133" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 4c04a8e92b71af69546d83d4b71fa0cfd6592dd1d0346c6157749382e4c53bf1 [INFO] running `Command { std: "docker" "start" "-a" "4c04a8e92b71af69546d83d4b71fa0cfd6592dd1d0346c6157749382e4c53bf1", kill_on_drop: false }` [INFO] [stderr] warning: Found `debug_assertions` in `target.'cfg(...)'.dependencies`. This value is not supported for selecting dependencies and will not work as expected. To learn more visit https://doc.rust-lang.org/cargo/reference/specifying-dependencies.html#platform-specific-dependencies [INFO] [stderr] Compiling proc-macro2 v1.0.47 [INFO] [stderr] Compiling unicode-ident v1.0.5 [INFO] [stderr] Compiling syn v1.0.103 [INFO] [stderr] Compiling wasm-bindgen-shared v0.2.83 [INFO] [stderr] Compiling log v0.4.8 [INFO] [stderr] Compiling cfg-if v0.1.10 [INFO] [stderr] Compiling bumpalo v3.10.0 [INFO] [stderr] Compiling once_cell v1.16.0 [INFO] [stderr] Compiling wasm-bindgen v0.2.83 [INFO] [stderr] Compiling futures-core v0.3.25 [INFO] [stderr] Compiling futures-channel v0.3.25 [INFO] [stderr] Compiling futures-task v0.3.25 [INFO] [stderr] Compiling futures-util v0.3.25 [INFO] [stderr] Compiling slab v0.4.7 [INFO] [stderr] Checking futures-sink v0.3.25 [INFO] [stderr] Checking futures-io v0.3.25 [INFO] [stderr] Checking pin-project-lite v0.2.9 [INFO] [stderr] Checking scoped-tls v1.0.0 [INFO] [stdout] error[E0635]: unknown feature `proc_macro_span_shrink` [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/proc-macro2-1.0.47/src/lib.rs:92:30 [INFO] [stdout] | [INFO] [stdout] 92 | feature(proc_macro_span, proc_macro_span_shrink) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 1 previous error [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0635`. [INFO] [stdout] [INFO] [stderr] error: could not compile `proc-macro2` (lib) due to 2 previous errors [INFO] running `Command { std: "docker" "inspect" "4c04a8e92b71af69546d83d4b71fa0cfd6592dd1d0346c6157749382e4c53bf1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4c04a8e92b71af69546d83d4b71fa0cfd6592dd1d0346c6157749382e4c53bf1", kill_on_drop: false }` [INFO] [stdout] 4c04a8e92b71af69546d83d4b71fa0cfd6592dd1d0346c6157749382e4c53bf1