[INFO] updating cached repository bzmmarvin222/rust-travis-ci
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/bzmmarvin222/rust-travis-ci
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/bzmmarvin222/rust-travis-ci" "work/ex/beta-1.37-6/sources/1.36.0/gh/bzmmarvin222/rust-travis-ci"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/bzmmarvin222/rust-travis-ci'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/bzmmarvin222/rust-travis-ci" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/bzmmarvin222/rust-travis-ci"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/bzmmarvin222/rust-travis-ci'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 3ceb6a00aaf3a230abf7300563c54b1ba0fc1e01
[INFO] sha for GitHub repo bzmmarvin222/rust-travis-ci: 3ceb6a00aaf3a230abf7300563c54b1ba0fc1e01
[INFO] validating manifest of bzmmarvin222/rust-travis-ci on toolchain 1.36.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of bzmmarvin222/rust-travis-ci on toolchain beta-2019-07-23
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing bzmmarvin222/rust-travis-ci
[INFO] finished frobbing bzmmarvin222/rust-travis-ci
[INFO] frobbed toml for bzmmarvin222/rust-travis-ci written to work/ex/beta-1.37-6/sources/1.36.0/gh/bzmmarvin222/rust-travis-ci/Cargo.toml
[INFO] started frobbing bzmmarvin222/rust-travis-ci
[INFO] finished frobbing bzmmarvin222/rust-travis-ci
[INFO] frobbed toml for bzmmarvin222/rust-travis-ci written to work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/bzmmarvin222/rust-travis-ci/Cargo.toml
[INFO] crate bzmmarvin222/rust-travis-ci already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing bzmmarvin222/rust-travis-ci against beta-2019-07-23 for beta-1.37-6
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-4/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/bzmmarvin222/rust-travis-ci:/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-2019-07-23" "build" "--frozen"`
[INFO] [stdout] 6c4238b63b52f7efbe2a967ff30fc3c802b79220fed25f7a68556e8395bfa9db
[INFO] running `"docker" "start" "-a" "6c4238b63b52f7efbe2a967ff30fc3c802b79220fed25f7a68556e8395bfa9db"`
[INFO] [stderr]    Compiling rust-travis-ci v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused `#[macro_use]` import
[INFO] [stderr]  --> src/main.rs:1:1
[INFO] [stderr]   |
[INFO] [stderr] 1 | #[macro_use]
[INFO] [stderr]   | ^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `itertools::Itertools`
[INFO] [stderr]  --> src/main.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 3 | use itertools::Itertools;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `get_four`
[INFO] [stderr]   --> src/main.rs:45:1
[INFO] [stderr]    |
[INFO] [stderr] 45 | fn get_four() -> i32 {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `demo_all_false`
[INFO] [stderr]   --> src/main.rs:49:1
[INFO] [stderr]    |
[INFO] [stderr] 49 | fn demo_all_false() -> bool {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `demo_all_true`
[INFO] [stderr]   --> src/main.rs:53:1
[INFO] [stderr]    |
[INFO] [stderr] 53 | fn demo_all_true() -> bool {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `demo_any_true`
[INFO] [stderr]   --> src/main.rs:57:1
[INFO] [stderr]    |
[INFO] [stderr] 57 | fn demo_any_true() -> bool {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `demo_any_false`
[INFO] [stderr]   --> src/main.rs:61:1
[INFO] [stderr]    |
[INFO] [stderr] 61 | fn demo_any_false() -> bool {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.93s
[INFO] running `"docker" "inspect" "6c4238b63b52f7efbe2a967ff30fc3c802b79220fed25f7a68556e8395bfa9db"`
[INFO] running `"docker" "rm" "-f" "6c4238b63b52f7efbe2a967ff30fc3c802b79220fed25f7a68556e8395bfa9db"`
[INFO] [stdout] 6c4238b63b52f7efbe2a967ff30fc3c802b79220fed25f7a68556e8395bfa9db
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-4/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/bzmmarvin222/rust-travis-ci:/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-2019-07-23" "test" "--frozen" "--no-run"`
[INFO] [stdout] 2e4781b73b4a45e87d620e4707b8d9e086f587ed30c82ce9631ac5c5f3a3c25c
[INFO] running `"docker" "start" "-a" "2e4781b73b4a45e87d620e4707b8d9e086f587ed30c82ce9631ac5c5f3a3c25c"`
[INFO] [stderr]    Compiling rust-travis-ci v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused `#[macro_use]` import
[INFO] [stderr]  --> src/main.rs:1:1
[INFO] [stderr]   |
[INFO] [stderr] 1 | #[macro_use]
[INFO] [stderr]   | ^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `itertools::Itertools`
[INFO] [stderr]  --> src/main.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 3 | use itertools::Itertools;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.14s
[INFO] running `"docker" "inspect" "2e4781b73b4a45e87d620e4707b8d9e086f587ed30c82ce9631ac5c5f3a3c25c"`
[INFO] running `"docker" "rm" "-f" "2e4781b73b4a45e87d620e4707b8d9e086f587ed30c82ce9631ac5c5f3a3c25c"`
[INFO] [stdout] 2e4781b73b4a45e87d620e4707b8d9e086f587ed30c82ce9631ac5c5f3a3c25c
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-4/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/bzmmarvin222/rust-travis-ci:/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-2019-07-23" "test" "--frozen"`
[INFO] [stdout] f64f4a16468f53a31340a5961db7202f68991f0ba9e39f38df500ba4a53df87e
[INFO] running `"docker" "start" "-a" "f64f4a16468f53a31340a5961db7202f68991f0ba9e39f38df500ba4a53df87e"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/rust_travis_ci-ad6dd05ffe88500b
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test tests::get_four_returns_4 ... ok
[INFO] [stdout] test tests::demo_any_true_returns_true ... ok
[INFO] [stdout] test tests::demo_any_false_returns_false ... ok
[INFO] [stdout] test tests::demo_all_true_returns_true ... ok
[INFO] [stdout] test tests::demo_all_false_returns_false ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "f64f4a16468f53a31340a5961db7202f68991f0ba9e39f38df500ba4a53df87e"`
[INFO] running `"docker" "rm" "-f" "f64f4a16468f53a31340a5961db7202f68991f0ba9e39f38df500ba4a53df87e"`
[INFO] [stdout] f64f4a16468f53a31340a5961db7202f68991f0ba9e39f38df500ba4a53df87e