[INFO] cloning repository https://github.com/r-a303931/serpentine [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/r-a303931/serpentine" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fr-a303931%2Fserpentine", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fr-a303931%2Fserpentine'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 25f889331a428c2396d7891b02e9289b4cde10ff [INFO] checking r-a303931/serpentine against master#00bfd6b2734d9c28a147bf237490995731781fdd for pr-117984 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fr-a303931%2Fserpentine" "/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/r-a303931/serpentine on toolchain 00bfd6b2734d9c28a147bf237490995731781fdd [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+00bfd6b2734d9c28a147bf237490995731781fdd" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/r-a303931/serpentine [INFO] finished tweaking git repo https://github.com/r-a303931/serpentine [INFO] tweaked toml for git repo https://github.com/r-a303931/serpentine written to /workspace/builds/worker-1-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/r-a303931/serpentine 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" "+00bfd6b2734d9c28a147bf237490995731781fdd" "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 [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 r-a303931/serpentine against try#aa7c6ba69acce8b10a275eabfe6157ea72c8b599 for pr-117984 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fr-a303931%2Fserpentine" "/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/r-a303931/serpentine on toolchain aa7c6ba69acce8b10a275eabfe6157ea72c8b599 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+aa7c6ba69acce8b10a275eabfe6157ea72c8b599" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/r-a303931/serpentine [INFO] finished tweaking git repo https://github.com/r-a303931/serpentine [INFO] tweaked toml for git repo https://github.com/r-a303931/serpentine written to /workspace/builds/worker-1-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/r-a303931/serpentine 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" "+aa7c6ba69acce8b10a275eabfe6157ea72c8b599" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [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" "+aa7c6ba69acce8b10a275eabfe6157ea72c8b599" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] f147a9efa0bad4871ba5656673a49f4441ec334113a09edfb18a55b9bd7fd70d [INFO] running `Command { std: "docker" "start" "-a" "f147a9efa0bad4871ba5656673a49f4441ec334113a09edfb18a55b9bd7fd70d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "f147a9efa0bad4871ba5656673a49f4441ec334113a09edfb18a55b9bd7fd70d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f147a9efa0bad4871ba5656673a49f4441ec334113a09edfb18a55b9bd7fd70d", kill_on_drop: false }` [INFO] [stdout] f147a9efa0bad4871ba5656673a49f4441ec334113a09edfb18a55b9bd7fd70d [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" "+aa7c6ba69acce8b10a275eabfe6157ea72c8b599" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] f9f7dd004ca981abd8ab3f07dc27d572be55329f1cb10513ad08c104c7d24028 [INFO] running `Command { std: "docker" "start" "-a" "f9f7dd004ca981abd8ab3f07dc27d572be55329f1cb10513ad08c104c7d24028", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.63 [INFO] [stderr] Compiling quote v1.0.29 [INFO] [stderr] Compiling unicode-ident v1.0.10 [INFO] [stderr] Compiling autocfg v1.1.0 [INFO] [stderr] Compiling futures-core v0.3.28 [INFO] [stderr] Compiling syn v1.0.109 [INFO] [stderr] Compiling memchr v2.5.0 [INFO] [stderr] Compiling libc v0.2.147 [INFO] [stderr] Compiling futures-task v0.3.28 [INFO] [stderr] Compiling async-trait v0.1.71 [INFO] [stderr] Compiling futures-channel v0.3.28 [INFO] [stderr] Checking futures-sink v0.3.28 [INFO] [stderr] Compiling futures-util v0.3.28 [INFO] [stderr] Checking pin-project-lite v0.2.10 [INFO] [stderr] Checking futures-io v0.3.28 [INFO] [stderr] Checking pin-utils v0.1.0 [INFO] [stderr] Compiling slab v0.4.8 [INFO] [stderr] Compiling tokio v1.29.1 [INFO] [stderr] Compiling syn v2.0.23 [INFO] [stderr] Checking mio v0.8.8 [INFO] [stderr] Checking socket2 v0.4.9 [INFO] [stderr] Compiling futures-macro v0.3.28 [INFO] [stderr] Compiling tokio-macros v2.1.0 [INFO] [stderr] Compiling async-recursion v1.0.4 [INFO] [stderr] Compiling serpentine-macro v0.1.0 (/opt/rustwide/workdir/serpentine-macro) [INFO] [stderr] Checking futures-executor v0.3.28 [INFO] [stderr] Checking futures v0.3.28 [INFO] [stderr] Checking serpentine v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: fields `source_file_location` and `documentation` are never read [INFO] [stdout] --> src/vm/mod.rs:537:5 [INFO] [stdout] | [INFO] [stdout] 530 | pub struct Environment { [INFO] [stdout] | ----------- fields in this struct [INFO] [stdout] ... [INFO] [stdout] 537 | source_file_location: Option, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] 538 | documentation: Option>, [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `inject_frame` is never used [INFO] [stdout] --> src/vm/error.rs:113:19 [INFO] [stdout] | [INFO] [stdout] 97 | impl RuntimeError { [INFO] [stdout] | ----------------- method in this implementation [INFO] [stdout] ... [INFO] [stdout] 113 | pub(crate) fn inject_frame(&mut self, frame: StackTraceFrame) { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `source_file_location` and `documentation` are never read [INFO] [stdout] --> src/vm/mod.rs:537:5 [INFO] [stdout] | [INFO] [stdout] 530 | pub struct Environment { [INFO] [stdout] | ----------- fields in this struct [INFO] [stdout] ... [INFO] [stdout] 537 | source_file_location: Option, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] 538 | documentation: Option>, [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `inject_frame` is never used [INFO] [stdout] --> src/vm/error.rs:113:19 [INFO] [stdout] | [INFO] [stdout] 97 | impl RuntimeError { [INFO] [stdout] | ----------------- method in this implementation [INFO] [stdout] ... [INFO] [stdout] 113 | pub(crate) fn inject_frame(&mut self, frame: StackTraceFrame) { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 6.50s [INFO] running `Command { std: "docker" "inspect" "f9f7dd004ca981abd8ab3f07dc27d572be55329f1cb10513ad08c104c7d24028", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f9f7dd004ca981abd8ab3f07dc27d572be55329f1cb10513ad08c104c7d24028", kill_on_drop: false }` [INFO] [stdout] f9f7dd004ca981abd8ab3f07dc27d572be55329f1cb10513ad08c104c7d24028