[INFO] cloning repository https://github.com/backskin/rust_lil [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/backskin/rust_lil" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbackskin%2Frust_lil", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbackskin%2Frust_lil'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 81587e15fced8d8dc2c691f3f7305b53213be3f1 [INFO] checking backskin/rust_lil against master#8f359beca4e58bc3ae795a666301a8f47023044c for pr-121557 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbackskin%2Frust_lil" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/backskin/rust_lil on toolchain 8f359beca4e58bc3ae795a666301a8f47023044c [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8f359beca4e58bc3ae795a666301a8f47023044c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/backskin/rust_lil [INFO] finished tweaking git repo https://github.com/backskin/rust_lil [INFO] tweaked toml for git repo https://github.com/backskin/rust_lil written to /workspace/builds/worker-7-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/backskin/rust_lil 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" "+8f359beca4e58bc3ae795a666301a8f47023044c" "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 backskin/rust_lil against try#80d5fe37e16a0befb4128414cb6a11d544788c0a for pr-121557 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbackskin%2Frust_lil" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/backskin/rust_lil on toolchain 80d5fe37e16a0befb4128414cb6a11d544788c0a [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+80d5fe37e16a0befb4128414cb6a11d544788c0a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/backskin/rust_lil [INFO] finished tweaking git repo https://github.com/backskin/rust_lil [INFO] tweaked toml for git repo https://github.com/backskin/rust_lil written to /workspace/builds/worker-7-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/backskin/rust_lil 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" "+80d5fe37e16a0befb4128414cb6a11d544788c0a" "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 [ERROR] error running command: no output for 300 seconds [INFO] checking backskin/rust_lil against try#80d5fe37e16a0befb4128414cb6a11d544788c0a for pr-121557 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbackskin%2Frust_lil" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/backskin/rust_lil on toolchain 80d5fe37e16a0befb4128414cb6a11d544788c0a [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+80d5fe37e16a0befb4128414cb6a11d544788c0a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/backskin/rust_lil [INFO] finished tweaking git repo https://github.com/backskin/rust_lil [INFO] tweaked toml for git repo https://github.com/backskin/rust_lil written to /workspace/builds/worker-7-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/backskin/rust_lil 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" "+80d5fe37e16a0befb4128414cb6a11d544788c0a" "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-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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" "+80d5fe37e16a0befb4128414cb6a11d544788c0a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] ddde60d8474dfe7de192bb1b01d46dad0b93005c0da2b5ad144ecedbf3d22409 [INFO] running `Command { std: "docker" "start" "-a" "ddde60d8474dfe7de192bb1b01d46dad0b93005c0da2b5ad144ecedbf3d22409", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "ddde60d8474dfe7de192bb1b01d46dad0b93005c0da2b5ad144ecedbf3d22409", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ddde60d8474dfe7de192bb1b01d46dad0b93005c0da2b5ad144ecedbf3d22409", kill_on_drop: false }` [INFO] [stdout] ddde60d8474dfe7de192bb1b01d46dad0b93005c0da2b5ad144ecedbf3d22409 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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" "+80d5fe37e16a0befb4128414cb6a11d544788c0a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 0313bf2cc6d410675ff683c2e4da15ed66a416ebb9f71d9c1eae4153a1bec372 [INFO] running `Command { std: "docker" "start" "-a" "0313bf2cc6d410675ff683c2e4da15ed66a416ebb9f71d9c1eae4153a1bec372", kill_on_drop: false }` [INFO] [stderr] Checking rust-lil-examples v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unnecessary trailing semicolon [INFO] [stdout] --> src/methods_module.rs:40:6 [INFO] [stdout] | [INFO] [stdout] 40 | }; [INFO] [stdout] | ^ help: remove this semicolon [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(redundant_semicolons)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary trailing semicolon [INFO] [stdout] --> src/methods_module.rs:40:6 [INFO] [stdout] | [INFO] [stdout] 40 | }; [INFO] [stdout] | ^ help: remove this semicolon [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(redundant_semicolons)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0596]: cannot borrow data in a `&` reference as mutable [INFO] [stdout] --> src/lifetime_module.rs:286:32 [INFO] [stdout] | [INFO] [stdout] 286 | let t = thread::spawn(|| { guy.borrow().greet(); }); [INFO] [stdout] | ^^^^^^^^^^^^ cannot borrow as mutable [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0373]: closure may outlive the current function, but it borrows `guy`, which is owned by the current function [INFO] [stdout] --> src/lifetime_module.rs:286:27 [INFO] [stdout] | [INFO] [stdout] 286 | let t = thread::spawn(|| { guy.borrow().greet(); }); [INFO] [stdout] | ^^ --- `guy` is borrowed here [INFO] [stdout] | | [INFO] [stdout] | may outlive borrowed value `guy` [INFO] [stdout] | [INFO] [stdout] note: function requires argument type to outlive `'static` [INFO] [stdout] --> src/lifetime_module.rs:286:13 [INFO] [stdout] | [INFO] [stdout] 286 | let t = thread::spawn(|| { guy.borrow().greet(); }); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] help: to force the closure to take ownership of `guy` (and any other referenced variables), use the `move` keyword [INFO] [stdout] | [INFO] [stdout] 286 | let t = thread::spawn(move || { guy.borrow().greet(); }); [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0502]: cannot borrow `guy` as mutable because it is also borrowed as immutable [INFO] [stdout] --> src/lifetime_module.rs:296:13 [INFO] [stdout] | [INFO] [stdout] 286 | let t = thread::spawn(|| { guy.borrow().greet(); }); [INFO] [stdout] | ------------------------------------------- [INFO] [stdout] | | | | [INFO] [stdout] | | | first borrow occurs due to use of `guy` in closure [INFO] [stdout] | | immutable borrow occurs here [INFO] [stdout] | argument requires that `guy` is borrowed for `'static` [INFO] [stdout] ... [INFO] [stdout] 296 | guy.greet(); [INFO] [stdout] | ^^^^^^^^^^^ mutable borrow occurs here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0596]: cannot borrow data in a `&` reference as mutable [INFO] [stdout] --> src/lifetime_module.rs:286:32 [INFO] [stdout] | [INFO] [stdout] 286 | let t = thread::spawn(|| { guy.borrow().greet(); }); [INFO] [stdout] | ^^^^^^^^^^^^ cannot borrow as mutable [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0373]: closure may outlive the current function, but it borrows `guy`, which is owned by the current function [INFO] [stdout] --> src/lifetime_module.rs:286:27 [INFO] [stdout] | [INFO] [stdout] 286 | let t = thread::spawn(|| { guy.borrow().greet(); }); [INFO] [stdout] | ^^ --- `guy` is borrowed here [INFO] [stdout] | | [INFO] [stdout] | may outlive borrowed value `guy` [INFO] [stdout] | [INFO] [stdout] note: function requires argument type to outlive `'static` [INFO] [stdout] --> src/lifetime_module.rs:286:13 [INFO] [stdout] | [INFO] [stdout] 286 | let t = thread::spawn(|| { guy.borrow().greet(); }); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] help: to force the closure to take ownership of `guy` (and any other referenced variables), use the `move` keyword [INFO] [stdout] | [INFO] [stdout] 286 | let t = thread::spawn(move || { guy.borrow().greet(); }); [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0502]: cannot borrow `guy` as mutable because it is also borrowed as immutable [INFO] [stdout] --> src/lifetime_module.rs:296:13 [INFO] [stdout] | [INFO] [stdout] 286 | let t = thread::spawn(|| { guy.borrow().greet(); }); [INFO] [stdout] | ------------------------------------------- [INFO] [stdout] | | | | [INFO] [stdout] | | | first borrow occurs due to use of `guy` in closure [INFO] [stdout] | | immutable borrow occurs here [INFO] [stdout] | argument requires that `guy` is borrowed for `'static` [INFO] [stdout] ... [INFO] [stdout] 296 | guy.greet(); [INFO] [stdout] | ^^^^^^^^^^^ mutable borrow occurs here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 3 previous errors; 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] Some errors have detailed explanations: E0373, E0502, E0596. [INFO] [stdout] [INFO] [stdout] For more information about an error, try `rustc --explain E0373`. [INFO] [stdout] [INFO] [stderr] error: could not compile `rust-lil-examples` (bin "rust-lil-examples") due to 4 previous errors; 1 warning emitted [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] error: aborting due to 3 previous errors; 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] Some errors have detailed explanations: E0373, E0502, E0596. [INFO] [stdout] [INFO] [stdout] For more information about an error, try `rustc --explain E0373`. [INFO] [stdout] [INFO] [stderr] error: could not compile `rust-lil-examples` (bin "rust-lil-examples" test) due to 4 previous errors; 1 warning emitted [INFO] running `Command { std: "docker" "inspect" "0313bf2cc6d410675ff683c2e4da15ed66a416ebb9f71d9c1eae4153a1bec372", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0313bf2cc6d410675ff683c2e4da15ed66a416ebb9f71d9c1eae4153a1bec372", kill_on_drop: false }` [INFO] [stdout] 0313bf2cc6d410675ff683c2e4da15ed66a416ebb9f71d9c1eae4153a1bec372