[INFO] cloning repository huangqian/rust-in-action
[INFO] running `"git" "clone" "--bare" "git://github.com/huangqian/rust-in-action.git" "work/cache/sources/gh/huangqian/rust-in-action"`
[INFO] [stderr] Cloning into bare repository 'work/cache/sources/gh/huangqian/rust-in-action'...
[INFO] running `"git" "clone" "work/cache/sources/gh/huangqian/rust-in-action" "work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/gh/huangqian/rust-in-action"`
[INFO] [stderr] Cloning into 'work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/gh/huangqian/rust-in-action'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/huangqian/rust-in-action" "work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/gh/huangqian/rust-in-action"`
[INFO] [stderr] Cloning into 'work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/gh/huangqian/rust-in-action'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] f0233f0ce6a5479c8760f7df5e88f818c19d400f
[INFO] sha for GitHub repo huangqian/rust-in-action: f0233f0ce6a5479c8760f7df5e88f818c19d400f
[INFO] validating manifest of huangqian/rust-in-action on toolchain master#c8865d8e195813ade6b84434ac9f8850e7112d1a
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of huangqian/rust-in-action on toolchain try#e212b7d492c96d3837691ba29d32d5f468933fb8
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing huangqian/rust-in-action
[INFO] removed 0 missing examples
[INFO] finished frobbing huangqian/rust-in-action
[INFO] frobbed toml for huangqian/rust-in-action written to work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/gh/huangqian/rust-in-action/Cargo.toml
[INFO] started frobbing huangqian/rust-in-action
[INFO] removed 0 missing examples
[INFO] finished frobbing huangqian/rust-in-action
[INFO] frobbed toml for huangqian/rust-in-action written to work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/gh/huangqian/rust-in-action/Cargo.toml
[INFO] crate huangqian/rust-in-action already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing huangqian/rust-in-action against master#c8865d8e195813ade6b84434ac9f8850e7112d1a for pr-61629
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-61629/worker-3/master#c8865d8e195813ade6b84434ac9f8850e7112d1a:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/gh/huangqian/rust-in-action:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "build" "--frozen"`
[INFO] [stdout] 3276f65e2c2b91017bb609047df769ab81bca3eca7fd2925232314c565702b5d
[INFO] running `"docker" "start" "-a" "3276f65e2c2b91017bb609047df769ab81bca3eca7fd2925232314c565702b5d"`
[INFO] [stderr]    Compiling byte-tools v0.3.1
[INFO] [stderr]    Compiling num-bigint v0.2.1
[INFO] [stderr]    Compiling opaque-debug v0.2.2
[INFO] [stderr]    Compiling nix v0.12.0
[INFO] [stderr]    Compiling redis v0.10.0
[INFO] [stderr]    Compiling mysql v15.1.0
[INFO] [stderr]    Compiling ascii v0.7.1
[INFO] [stderr]    Compiling uuid v0.7.2
[INFO] [stderr]    Compiling either v1.5.0
[INFO] [stderr]    Compiling bufstream v0.1.4
[INFO] [stderr]    Compiling miniz-sys v0.1.11
[INFO] [stderr]    Compiling base64 v0.10.1
[INFO] [stderr]    Compiling block-padding v0.1.3
[INFO] [stderr]    Compiling rand v0.5.5
[INFO] [stderr]    Compiling net2 v0.2.33
[INFO] [stderr]    Compiling num_cpus v1.8.0
[INFO] [stderr]    Compiling time v0.1.40
[INFO] [stderr]    Compiling generic-array v0.12.0
[INFO] [stderr]    Compiling memchr v2.1.0
[INFO] [stderr]    Compiling atoi v0.3.1
[INFO] [stderr]    Compiling serde_json v1.0.32
[INFO] [stderr]    Compiling bytes v0.4.10
[INFO] [stderr]    Compiling digest v0.8.0
[INFO] [stderr]    Compiling block-buffer v0.7.0
[INFO] [stderr]    Compiling mio v0.6.16
[INFO] [stderr]    Compiling sha2 v0.8.0
[INFO] [stderr]    Compiling chrono v0.4.6
[INFO] [stderr]    Compiling flate2 v1.0.4
[INFO] [stderr]    Compiling aho-corasick v0.6.9
[INFO] [stderr]    Compiling combine v3.5.2
[INFO] [stderr]    Compiling tokio-io v0.1.10
[INFO] [stderr]    Compiling regex v1.0.6
[INFO] [stderr]    Compiling parking_lot_core v0.3.1
[INFO] [stderr]    Compiling twox-hash v1.1.1
[INFO] [stderr]    Compiling tokio-codec v0.1.1
[INFO] [stderr]    Compiling parking_lot v0.6.4
[INFO] [stderr]    Compiling tokio-reactor v0.1.6
[INFO] [stderr]    Compiling tokio-tcp v0.1.2
[INFO] [stderr]    Compiling mysql_common v0.15.0
[INFO] [stderr]    Compiling rust-in-action v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused variable: `user1`
[INFO] [stderr]   --> src/main.rs:63:9
[INFO] [stderr]    |
[INFO] [stderr] 63 |     let user1 = User{
[INFO] [stderr]    |         ^^^^^ help: consider prefixing with an underscore: `_user1`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `User`
[INFO] [stderr]   --> src/main.rs:55:1
[INFO] [stderr]    |
[INFO] [stderr] 55 | struct User{
[INFO] [stderr]    | ^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `struct_example`
[INFO] [stderr]   --> src/main.rs:62:1
[INFO] [stderr]    |
[INFO] [stderr] 62 | fn struct_example(){
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 19s
[INFO] running `"docker" "inspect" "3276f65e2c2b91017bb609047df769ab81bca3eca7fd2925232314c565702b5d"`
[INFO] running `"docker" "rm" "-f" "3276f65e2c2b91017bb609047df769ab81bca3eca7fd2925232314c565702b5d"`
[INFO] [stdout] 3276f65e2c2b91017bb609047df769ab81bca3eca7fd2925232314c565702b5d
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-61629/worker-3/master#c8865d8e195813ade6b84434ac9f8850e7112d1a:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/gh/huangqian/rust-in-action:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "test" "--frozen" "--no-run"`
[INFO] [stdout] 20e8c65a5257a6feffc6559e41b796b7dd560960fb766382a9a7204f2f5589af
[INFO] running `"docker" "start" "-a" "20e8c65a5257a6feffc6559e41b796b7dd560960fb766382a9a7204f2f5589af"`
[INFO] [stderr]    Compiling rust-in-action v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] error[E0601]: `main` function not found in crate `box`
[INFO] [stderr]   |
[INFO] [stderr]   = note: consider adding a `main` function to `examples/box.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 `rust-in-action`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `"docker" "inspect" "20e8c65a5257a6feffc6559e41b796b7dd560960fb766382a9a7204f2f5589af"`
[INFO] running `"docker" "rm" "-f" "20e8c65a5257a6feffc6559e41b796b7dd560960fb766382a9a7204f2f5589af"`
[INFO] [stdout] 20e8c65a5257a6feffc6559e41b796b7dd560960fb766382a9a7204f2f5589af