[INFO] cloning repository https://github.com/tootoobeepbeep/lr
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/tootoobeepbeep/lr" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftootoobeepbeep%2Flr", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftootoobeepbeep%2Flr'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 12ef604d22f540730d2bc50a8c7b93cfd9872e90
[INFO] checking tootoobeepbeep/lr against master#db1fb85cff63ad5fffe435e17128f99f9e1d970c for pr-89056
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftootoobeepbeep%2Flr" "/workspace/builds/worker-74/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-74/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/tootoobeepbeep/lr on toolchain db1fb85cff63ad5fffe435e17128f99f9e1d970c
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+db1fb85cff63ad5fffe435e17128f99f9e1d970c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/tootoobeepbeep/lr
[INFO] finished tweaking git repo https://github.com/tootoobeepbeep/lr
[INFO] tweaked toml for git repo https://github.com/tootoobeepbeep/lr written to /workspace/builds/worker-74/source/Cargo.toml
[INFO] crate git repo https://github.com/tootoobeepbeep/lr already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+db1fb85cff63ad5fffe435e17128f99f9e1d970c" "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-74/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-74/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+db1fb85cff63ad5fffe435e17128f99f9e1d970c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b50b3fcf7ba1d694867ee857e083bc9b3fac06363e3870584654e2d84170bc57
[INFO] running `Command { std: "docker" "start" "-a" "b50b3fcf7ba1d694867ee857e083bc9b3fac06363e3870584654e2d84170bc57", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b50b3fcf7ba1d694867ee857e083bc9b3fac06363e3870584654e2d84170bc57", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b50b3fcf7ba1d694867ee857e083bc9b3fac06363e3870584654e2d84170bc57", kill_on_drop: false }`
[INFO] [stdout] b50b3fcf7ba1d694867ee857e083bc9b3fac06363e3870584654e2d84170bc57
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-74/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-74/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" "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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+db1fb85cff63ad5fffe435e17128f99f9e1d970c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2aaf047220cd76aca40a11b3b9f37477d26def4f4defe0357caf26ec7fa90f23
[INFO] running `Command { std: "docker" "start" "-a" "2aaf047220cd76aca40a11b3b9f37477d26def4f4defe0357caf26ec7fa90f23", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking lr v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0531]: cannot find tuple struct or tuple variant `Cons` in this scope
[INFO] [stdout]   --> src/main.rs:80:13
[INFO] [stdout]    |
[INFO] [stdout] 80 |             Cons(a, l) => 3 // zzz
[INFO] [stdout]    |             ^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0531]: cannot find tuple struct or tuple variant `Cons` in this scope
[INFO] [stdout]   --> src/main.rs:80:13
[INFO] [stdout]    |
[INFO] [stdout] 80 |             Cons(a, l) => 3 // zzz
[INFO] [stdout]    |             ^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `lr` due to 2 previous errors
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] For more information about this error, try `rustc --explain E0531`.
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0531`.
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "2aaf047220cd76aca40a11b3b9f37477d26def4f4defe0357caf26ec7fa90f23", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2aaf047220cd76aca40a11b3b9f37477d26def4f4defe0357caf26ec7fa90f23", kill_on_drop: false }`
[INFO] [stdout] 2aaf047220cd76aca40a11b3b9f37477d26def4f4defe0357caf26ec7fa90f23