[INFO] cloning repository https://github.com/erhoof/rust-playground
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/erhoof/rust-playground" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ferhoof%2Frust-playground", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ferhoof%2Frust-playground'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e65ed2f711fb1006a9bb4f76be4449d31e5459eb
[INFO] checking erhoof/rust-playground against master#7bdae134cba57426d3c56b5de737a351762445e1 for pr-123794
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ferhoof%2Frust-playground" "/workspace/builds/worker-5-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/erhoof/rust-playground on toolchain 7bdae134cba57426d3c56b5de737a351762445e1
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+7bdae134cba57426d3c56b5de737a351762445e1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/erhoof/rust-playground
[INFO] finished tweaking git repo https://github.com/erhoof/rust-playground
[INFO] tweaked toml for git repo https://github.com/erhoof/rust-playground written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/erhoof/rust-playground 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" "+7bdae134cba57426d3c56b5de737a351762445e1" "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 erhoof/rust-playground against try#f0a46ffcb8bbd220fe569642e5e175207d8e3fea for pr-123794
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ferhoof%2Frust-playground" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/erhoof/rust-playground on toolchain f0a46ffcb8bbd220fe569642e5e175207d8e3fea
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f0a46ffcb8bbd220fe569642e5e175207d8e3fea" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/erhoof/rust-playground
[INFO] finished tweaking git repo https://github.com/erhoof/rust-playground
[INFO] tweaked toml for git repo https://github.com/erhoof/rust-playground written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/erhoof/rust-playground 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" "+f0a46ffcb8bbd220fe569642e5e175207d8e3fea" "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 erhoof/rust-playground against try#f0a46ffcb8bbd220fe569642e5e175207d8e3fea for pr-123794
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ferhoof%2Frust-playground" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/erhoof/rust-playground on toolchain f0a46ffcb8bbd220fe569642e5e175207d8e3fea
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f0a46ffcb8bbd220fe569642e5e175207d8e3fea" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/erhoof/rust-playground
[INFO] finished tweaking git repo https://github.com/erhoof/rust-playground
[INFO] tweaked toml for git repo https://github.com/erhoof/rust-playground written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/erhoof/rust-playground 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" "+f0a46ffcb8bbd220fe569642e5e175207d8e3fea" "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-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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" "+f0a46ffcb8bbd220fe569642e5e175207d8e3fea" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 14e4f40a0d89a14bc9772b6698a4f113b6354f4ecbe2b1d2a645407da4fc71c3
[INFO] running `Command { std: "docker" "start" "-a" "14e4f40a0d89a14bc9772b6698a4f113b6354f4ecbe2b1d2a645407da4fc71c3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "14e4f40a0d89a14bc9772b6698a4f113b6354f4ecbe2b1d2a645407da4fc71c3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "14e4f40a0d89a14bc9772b6698a4f113b6354f4ecbe2b1d2a645407da4fc71c3", kill_on_drop: false }`
[INFO] [stdout] 14e4f40a0d89a14bc9772b6698a4f113b6354f4ecbe2b1d2a645407da4fc71c3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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" "+f0a46ffcb8bbd220fe569642e5e175207d8e3fea" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 09d97b1039adff3b663f75693c1f44c8371414cca569413eec216c3986bd3100
[INFO] running `Command { std: "docker" "start" "-a" "09d97b1039adff3b663f75693c1f44c8371414cca569413eec216c3986bd3100", kill_on_drop: false }`
[INFO] [stderr]     Checking rust-example v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0583]: file not found for module `playground_2`
[INFO] [stdout]  --> src/main.rs:4:1
[INFO] [stdout]   |
[INFO] [stdout] 4 | mod playground_2;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = help: to create the module `playground_2`, create file "src/playground_2.rs" or "src/playground_2/mod.rs"
[INFO] [stdout]   = note: if there is a `mod playground_2` elsewhere in the crate already, import it with `use crate::...` instead
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0583]: file not found for module `playground_2`
[INFO] [stdout]  --> src/main.rs:4:1
[INFO] [stdout]   |
[INFO] [stdout] 4 | mod playground_2;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = help: to create the module `playground_2`, create file "src/playground_2.rs" or "src/playground_2/mod.rs"
[INFO] [stdout]   = note: if there is a `mod playground_2` elsewhere in the crate already, import it with `use crate::...` instead
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `crate::playground_2::main_2_2`
[INFO] [stdout]  --> src/main.rs:5:9
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub use crate::playground_2::main_2_2;
[INFO] [stdout]   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ no `main_2_2` in `playground_2`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `crate::playground_2::main_2_2`
[INFO] [stdout]  --> src/main.rs:5:9
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub use crate::playground_2::main_2_2;
[INFO] [stdout]   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ no `main_2_2` in `playground_2`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `crate::playground_2::main_2_3`
[INFO] [stdout]  --> src/main.rs:6:9
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub use crate::playground_2::main_2_3;
[INFO] [stdout]   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ no `main_2_3` in `playground_2`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `crate::playground_2::main_2_3`
[INFO] [stdout]  --> src/main.rs:6:9
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub use crate::playground_2::main_2_3;
[INFO] [stdout]   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ no `main_2_3` in `playground_2`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 3 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 3 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0432, E0583.
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0432, E0583.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rust-example` (bin "rust-example" test) due to 4 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `rust-example` (bin "rust-example") due to 4 previous errors
[INFO] running `Command { std: "docker" "inspect" "09d97b1039adff3b663f75693c1f44c8371414cca569413eec216c3986bd3100", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "09d97b1039adff3b663f75693c1f44c8371414cca569413eec216c3986bd3100", kill_on_drop: false }`
[INFO] [stdout] 09d97b1039adff3b663f75693c1f44c8371414cca569413eec216c3986bd3100