[INFO] crate blockcounter 0.3.2 is already in cache
[INFO] testing blockcounter-0.3.2 against beta-2019-09-28 for beta-1.39-1
[INFO] extracting crate blockcounter 0.3.2 into work/builds/worker-3/source
[INFO] validating manifest of crates.io crate blockcounter 0.3.2 on toolchain beta-2019-09-28
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+beta-2019-09-28" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate blockcounter 0.3.2
[INFO] finished tweaking crates.io crate blockcounter 0.3.2
[INFO] tweaked toml for crates.io crate blockcounter 0.3.2 written to work/builds/worker-3/source/Cargo.toml
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+beta-2019-09-28" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+beta-2019-09-28" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-3/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2019-09-28" "build" "--frozen"`
[INFO] [stdout] a9886719b4615c24fa1300ca05a0fd50333c52fd64a832bd16dd600459276232
[INFO] running `"docker" "start" "-a" "a9886719b4615c24fa1300ca05a0fd50333c52fd64a832bd16dd600459276232"`
[INFO] [stderr]    Compiling blockcounter v0.3.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.11s
[INFO] running `"docker" "inspect" "a9886719b4615c24fa1300ca05a0fd50333c52fd64a832bd16dd600459276232"`
[INFO] running `"docker" "rm" "-f" "a9886719b4615c24fa1300ca05a0fd50333c52fd64a832bd16dd600459276232"`
[INFO] [stdout] a9886719b4615c24fa1300ca05a0fd50333c52fd64a832bd16dd600459276232
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-3/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2019-09-28" "test" "--frozen" "--no-run"`
[INFO] [stdout] dce20cc70eaf53e1ca7fda0728a4c5fc6e8b790e92189c4ae64f94ad8967df34
[INFO] running `"docker" "start" "-a" "dce20cc70eaf53e1ca7fda0728a4c5fc6e8b790e92189c4ae64f94ad8967df34"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling blockcounter v0.3.2 (/opt/rustwide/workdir)
[INFO] [stderr] error[E0601]: `main` function not found in crate `deletable`
[INFO] [stderr]  --> examples/deletable.rs:1:1
[INFO] [stderr]   |
[INFO] [stderr] 1 | pub const DELETABLE_FILENAME: &str = "can_be_deleted.txt";
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ consider adding a `main` function to `examples/deletable.rs`
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0601`.
[INFO] [stderr] error: could not compile `blockcounter`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `"docker" "inspect" "dce20cc70eaf53e1ca7fda0728a4c5fc6e8b790e92189c4ae64f94ad8967df34"`
[INFO] running `"docker" "rm" "-f" "dce20cc70eaf53e1ca7fda0728a4c5fc6e8b790e92189c4ae64f94ad8967df34"`
[INFO] [stdout] dce20cc70eaf53e1ca7fda0728a4c5fc6e8b790e92189c4ae64f94ad8967df34