[INFO] updating cached repository Ultenhofen/Rust
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/Ultenhofen/Rust
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/Ultenhofen/Rust" "work/ex/beta-1.38-1/sources/1.37.0/gh/Ultenhofen/Rust"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/Ultenhofen/Rust'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/Ultenhofen/Rust" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/Ultenhofen/Rust"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/Ultenhofen/Rust'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 2edce78fca3e354a1ea92edd8e55a979d3655537
[INFO] sha for GitHub repo Ultenhofen/Rust: 2edce78fca3e354a1ea92edd8e55a979d3655537
[INFO] validating manifest of Ultenhofen/Rust 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 Ultenhofen/Rust 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 Ultenhofen/Rust
[INFO] finished frobbing Ultenhofen/Rust
[INFO] frobbed toml for Ultenhofen/Rust written to work/ex/beta-1.38-1/sources/1.37.0/gh/Ultenhofen/Rust/Cargo.toml
[INFO] started frobbing Ultenhofen/Rust
[INFO] finished frobbing Ultenhofen/Rust
[INFO] frobbed toml for Ultenhofen/Rust written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/Ultenhofen/Rust/Cargo.toml
[INFO] crate Ultenhofen/Rust 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 Ultenhofen/Rust 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-2/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/Ultenhofen/Rust:/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] 0885665f392c23c24641bfcafbabfe49e78b4ef449a8e6def70e737d15478a4b
[INFO] running `"docker" "start" "-a" "0885665f392c23c24641bfcafbabfe49e78b4ef449a8e6def70e737d15478a4b"`
[INFO] [stderr]    Compiling Rust v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: crate `Rust` should have a snake case name
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(non_snake_case)]` on by default
[INFO] [stderr]   = help: convert the identifier to snake case: `rust`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.51s
[INFO] running `"docker" "inspect" "0885665f392c23c24641bfcafbabfe49e78b4ef449a8e6def70e737d15478a4b"`
[INFO] running `"docker" "rm" "-f" "0885665f392c23c24641bfcafbabfe49e78b4ef449a8e6def70e737d15478a4b"`
[INFO] [stdout] 0885665f392c23c24641bfcafbabfe49e78b4ef449a8e6def70e737d15478a4b
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-2/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/Ultenhofen/Rust:/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] 85c3b373505467a992f8bce71bf92d7b28a66f51363cf178e77f5d8bdcd53e1d
[INFO] running `"docker" "start" "-a" "85c3b373505467a992f8bce71bf92d7b28a66f51363cf178e77f5d8bdcd53e1d"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling Rust v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: crate `Rust` should have a snake case name
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(non_snake_case)]` on by default
[INFO] [stderr]   = help: convert the identifier to snake case: `rust`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.87s
[INFO] running `"docker" "inspect" "85c3b373505467a992f8bce71bf92d7b28a66f51363cf178e77f5d8bdcd53e1d"`
[INFO] running `"docker" "rm" "-f" "85c3b373505467a992f8bce71bf92d7b28a66f51363cf178e77f5d8bdcd53e1d"`
[INFO] [stdout] 85c3b373505467a992f8bce71bf92d7b28a66f51363cf178e77f5d8bdcd53e1d
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-2/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/Ultenhofen/Rust:/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] 81b90f752c00fa2ce4cdbd90baae18cb8b39ea1b1b1c417071bc06cab0e5d081
[INFO] running `"docker" "start" "-a" "81b90f752c00fa2ce4cdbd90baae18cb8b39ea1b1b1c417071bc06cab0e5d081"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/Rust-96d29136e97d716c
[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" "81b90f752c00fa2ce4cdbd90baae18cb8b39ea1b1b1c417071bc06cab0e5d081"`
[INFO] running `"docker" "rm" "-f" "81b90f752c00fa2ce4cdbd90baae18cb8b39ea1b1b1c417071bc06cab0e5d081"`
[INFO] [stdout] 81b90f752c00fa2ce4cdbd90baae18cb8b39ea1b1b1c417071bc06cab0e5d081