[INFO] updating cached repository tensor-programming/rust_git_live_stream
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/tensor-programming/rust_git_live_stream
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/tensor-programming/rust_git_live_stream" "work/ex/beta-1.38-1/sources/1.37.0/gh/tensor-programming/rust_git_live_stream"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/tensor-programming/rust_git_live_stream'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/tensor-programming/rust_git_live_stream" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/tensor-programming/rust_git_live_stream"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/tensor-programming/rust_git_live_stream'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] ce21a0db9e2fbf94ff0a34d67e48526b5b8d5bf7
[INFO] sha for GitHub repo tensor-programming/rust_git_live_stream: ce21a0db9e2fbf94ff0a34d67e48526b5b8d5bf7
[INFO] validating manifest of tensor-programming/rust_git_live_stream on toolchain 1.37.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of tensor-programming/rust_git_live_stream on toolchain beta-2019-08-13
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing tensor-programming/rust_git_live_stream
[INFO] finished frobbing tensor-programming/rust_git_live_stream
[INFO] frobbed toml for tensor-programming/rust_git_live_stream written to work/ex/beta-1.38-1/sources/1.37.0/gh/tensor-programming/rust_git_live_stream/Cargo.toml
[INFO] started frobbing tensor-programming/rust_git_live_stream
[INFO] finished frobbing tensor-programming/rust_git_live_stream
[INFO] frobbed toml for tensor-programming/rust_git_live_stream written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/tensor-programming/rust_git_live_stream/Cargo.toml
[INFO] crate tensor-programming/rust_git_live_stream already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing tensor-programming/rust_git_live_stream against beta-2019-08-13 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-3/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/tensor-programming/rust_git_live_stream:/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=warn" "-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" "+beta-2019-08-13" "build" "--frozen"`
[INFO] [stdout] dd8109475bc09ed6e4b30ed1af57134045658337a060773fdc2fdc23656444f5
[INFO] running `"docker" "start" "-a" "dd8109475bc09ed6e4b30ed1af57134045658337a060773fdc2fdc23656444f5"`
[INFO] [stderr]    Compiling rand v0.4.6
[INFO] [stderr]    Compiling rand v0.3.23
[INFO] [stderr]    Compiling rust-crypto v0.2.36
[INFO] [stderr]    Compiling tgit v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: variant is never constructed: `InvalidCommit`
[INFO] [stderr]  --> src/error.rs:7:5
[INFO] [stderr]   |
[INFO] [stderr] 7 |     InvalidCommit,
[INFO] [stderr]   |     ^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `print`
[INFO] [stderr]   --> src/index.rs:41:5
[INFO] [stderr]    |
[INFO] [stderr] 41 |     pub fn print(&self) {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: enum is never used: `Tree`
[INFO] [stderr]  --> src/types.rs:8:1
[INFO] [stderr]   |
[INFO] [stderr] 8 | pub enum Tree {
[INFO] [stderr]   | ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/index.rs:50:13
[INFO] [stderr]    |
[INFO] [stderr] 50 |             writeln!(&mut index, "{} {}", hash, path);
[INFO] [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr]    = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 16.19s
[INFO] running `"docker" "inspect" "dd8109475bc09ed6e4b30ed1af57134045658337a060773fdc2fdc23656444f5"`
[INFO] running `"docker" "rm" "-f" "dd8109475bc09ed6e4b30ed1af57134045658337a060773fdc2fdc23656444f5"`
[INFO] [stdout] dd8109475bc09ed6e4b30ed1af57134045658337a060773fdc2fdc23656444f5
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-3/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/tensor-programming/rust_git_live_stream:/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=warn" "-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" "+beta-2019-08-13" "test" "--frozen" "--no-run"`
[INFO] [stdout] 0b11e002bf2a11b1435312bfd64439a6084b391075938e7366173ca24ffadfa0
[INFO] running `"docker" "start" "-a" "0b11e002bf2a11b1435312bfd64439a6084b391075938e7366173ca24ffadfa0"`
[INFO] [stderr]    Compiling tgit v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: variant is never constructed: `InvalidCommit`
[INFO] [stderr]  --> src/error.rs:7:5
[INFO] [stderr]   |
[INFO] [stderr] 7 |     InvalidCommit,
[INFO] [stderr]   |     ^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `print`
[INFO] [stderr]   --> src/index.rs:41:5
[INFO] [stderr]    |
[INFO] [stderr] 41 |     pub fn print(&self) {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: enum is never used: `Tree`
[INFO] [stderr]  --> src/types.rs:8:1
[INFO] [stderr]   |
[INFO] [stderr] 8 | pub enum Tree {
[INFO] [stderr]   | ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/index.rs:50:13
[INFO] [stderr]    |
[INFO] [stderr] 50 |             writeln!(&mut index, "{} {}", hash, path);
[INFO] [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr]    = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.03s
[INFO] running `"docker" "inspect" "0b11e002bf2a11b1435312bfd64439a6084b391075938e7366173ca24ffadfa0"`
[INFO] running `"docker" "rm" "-f" "0b11e002bf2a11b1435312bfd64439a6084b391075938e7366173ca24ffadfa0"`
[INFO] [stdout] 0b11e002bf2a11b1435312bfd64439a6084b391075938e7366173ca24ffadfa0
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-3/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/tensor-programming/rust_git_live_stream:/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=warn" "-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" "+beta-2019-08-13" "test" "--frozen"`
[INFO] [stdout] cd7712f880a2ef4d098bd687a942a38d624fdbefb2be01efdae7b9316d3b3d09
[INFO] running `"docker" "start" "-a" "cd7712f880a2ef4d098bd687a942a38d624fdbefb2be01efdae7b9316d3b3d09"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/tgit-c7d4e35d175bece2
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "cd7712f880a2ef4d098bd687a942a38d624fdbefb2be01efdae7b9316d3b3d09"`
[INFO] running `"docker" "rm" "-f" "cd7712f880a2ef4d098bd687a942a38d624fdbefb2be01efdae7b9316d3b3d09"`
[INFO] [stdout] cd7712f880a2ef4d098bd687a942a38d624fdbefb2be01efdae7b9316d3b3d09