[INFO] updating cached repository iquiw/cirrus-ci-test
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/iquiw/cirrus-ci-test
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/iquiw/cirrus-ci-test" "work/ex/beta-1.38-1/sources/1.37.0/gh/iquiw/cirrus-ci-test"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/iquiw/cirrus-ci-test'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/iquiw/cirrus-ci-test" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/iquiw/cirrus-ci-test"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/iquiw/cirrus-ci-test'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 3339a17496873f7a326b5e8792268541d47da92a
[INFO] sha for GitHub repo iquiw/cirrus-ci-test: 3339a17496873f7a326b5e8792268541d47da92a
[INFO] validating manifest of iquiw/cirrus-ci-test 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 iquiw/cirrus-ci-test 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 iquiw/cirrus-ci-test
[INFO] finished frobbing iquiw/cirrus-ci-test
[INFO] frobbed toml for iquiw/cirrus-ci-test written to work/ex/beta-1.38-1/sources/1.37.0/gh/iquiw/cirrus-ci-test/Cargo.toml
[INFO] started frobbing iquiw/cirrus-ci-test
[INFO] finished frobbing iquiw/cirrus-ci-test
[INFO] frobbed toml for iquiw/cirrus-ci-test written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/iquiw/cirrus-ci-test/Cargo.toml
[INFO] crate iquiw/cirrus-ci-test 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 iquiw/cirrus-ci-test against 1.37.0 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-6/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/iquiw/cirrus-ci-test:/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" "+1.37.0" "build" "--frozen"`
[INFO] [stdout] ea79cd5449c7c860537480603f071cf7112659b102d9532b47660e60733245a5
[INFO] running `"docker" "start" "-a" "ea79cd5449c7c860537480603f071cf7112659b102d9532b47660e60733245a5"`
[INFO] [stderr]    Compiling cirrus-ci-test v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: function is never used: `foo`
[INFO] [stderr]  --> src/main.rs:1:1
[INFO] [stderr]   |
[INFO] [stderr] 1 | fn foo(x: i32, y: i32) -> i32 {
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.35s
[INFO] running `"docker" "inspect" "ea79cd5449c7c860537480603f071cf7112659b102d9532b47660e60733245a5"`
[INFO] running `"docker" "rm" "-f" "ea79cd5449c7c860537480603f071cf7112659b102d9532b47660e60733245a5"`
[INFO] [stdout] ea79cd5449c7c860537480603f071cf7112659b102d9532b47660e60733245a5
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-6/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/iquiw/cirrus-ci-test:/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" "+1.37.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] 68e5f625a8417b918acaf43c40403fc4c7bd2c0124d626af4a38cd0765fbe3e4
[INFO] running `"docker" "start" "-a" "68e5f625a8417b918acaf43c40403fc4c7bd2c0124d626af4a38cd0765fbe3e4"`
[INFO] [stderr]    Compiling cirrus-ci-test v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.40s
[INFO] running `"docker" "inspect" "68e5f625a8417b918acaf43c40403fc4c7bd2c0124d626af4a38cd0765fbe3e4"`
[INFO] running `"docker" "rm" "-f" "68e5f625a8417b918acaf43c40403fc4c7bd2c0124d626af4a38cd0765fbe3e4"`
[INFO] [stdout] 68e5f625a8417b918acaf43c40403fc4c7bd2c0124d626af4a38cd0765fbe3e4
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-6/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/iquiw/cirrus-ci-test:/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" "+1.37.0" "test" "--frozen"`
[INFO] [stdout] b0b33c31f161dae1c2ce039b5b36f6b2001d0f9ba81c8f17b867cdc4f83f82bf
[INFO] running `"docker" "start" "-a" "b0b33c31f161dae1c2ce039b5b36f6b2001d0f9ba81c8f17b867cdc4f83f82bf"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/cirrus_ci_test-b1f8a14263704180
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test test_main ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "b0b33c31f161dae1c2ce039b5b36f6b2001d0f9ba81c8f17b867cdc4f83f82bf"`
[INFO] running `"docker" "rm" "-f" "b0b33c31f161dae1c2ce039b5b36f6b2001d0f9ba81c8f17b867cdc4f83f82bf"`
[INFO] [stdout] b0b33c31f161dae1c2ce039b5b36f6b2001d0f9ba81c8f17b867cdc4f83f82bf