[INFO] crate phi 0.0.0-WIP is already in cache
[INFO] extracting crate phi 0.0.0-WIP into work/ex/beta-1.38-1/sources/1.37.0/reg/phi/0.0.0-WIP
[INFO] extracting crate phi 0.0.0-WIP into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/phi/0.0.0-WIP
[INFO] validating manifest of phi-0.0.0-WIP 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 phi-0.0.0-WIP 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 phi-0.0.0-WIP
[INFO] finished frobbing phi-0.0.0-WIP
[INFO] frobbed toml for phi-0.0.0-WIP written to work/ex/beta-1.38-1/sources/1.37.0/reg/phi/0.0.0-WIP/Cargo.toml
[INFO] started frobbing phi-0.0.0-WIP
[INFO] finished frobbing phi-0.0.0-WIP
[INFO] frobbed toml for phi-0.0.0-WIP written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/phi/0.0.0-WIP/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[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 phi-0.0.0-WIP 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-4/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/phi/0.0.0-WIP:/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] e0d3aee3da311d9a5720386bbb66707bf677a84161e2cb82151b4fd86a21225c
[INFO] running `"docker" "start" "-a" "e0d3aee3da311d9a5720386bbb66707bf677a84161e2cb82151b4fd86a21225c"`
[INFO] [stderr]    Compiling phi v0.0.0-WIP (/opt/crater/workdir)
[INFO] [stderr] warning: struct is never constructed: `Phi`
[INFO] [stderr]   --> src/lib.rs:11:1
[INFO] [stderr]    |
[INFO] [stderr] 11 | struct Phi;
[INFO] [stderr]    | ^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `new`
[INFO] [stderr]   --> src/lib.rs:14:5
[INFO] [stderr]    |
[INFO] [stderr] 14 |     fn new() -> Phi {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.13s
[INFO] running `"docker" "inspect" "e0d3aee3da311d9a5720386bbb66707bf677a84161e2cb82151b4fd86a21225c"`
[INFO] running `"docker" "rm" "-f" "e0d3aee3da311d9a5720386bbb66707bf677a84161e2cb82151b4fd86a21225c"`
[INFO] [stdout] e0d3aee3da311d9a5720386bbb66707bf677a84161e2cb82151b4fd86a21225c
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-4/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/phi/0.0.0-WIP:/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] 5188f4d8ec57c002894a35fa204909d7aab46621d24b60a0ec923500af2b7647
[INFO] running `"docker" "start" "-a" "5188f4d8ec57c002894a35fa204909d7aab46621d24b60a0ec923500af2b7647"`
[INFO] [stderr]    Compiling phi v0.0.0-WIP (/opt/crater/workdir)
[INFO] [stderr] warning: struct is never constructed: `Phi`
[INFO] [stderr]   --> src/lib.rs:11:1
[INFO] [stderr]    |
[INFO] [stderr] 11 | struct Phi;
[INFO] [stderr]    | ^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `new`
[INFO] [stderr]   --> src/lib.rs:14:5
[INFO] [stderr]    |
[INFO] [stderr] 14 |     fn new() -> Phi {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.50s
[INFO] running `"docker" "inspect" "5188f4d8ec57c002894a35fa204909d7aab46621d24b60a0ec923500af2b7647"`
[INFO] running `"docker" "rm" "-f" "5188f4d8ec57c002894a35fa204909d7aab46621d24b60a0ec923500af2b7647"`
[INFO] [stdout] 5188f4d8ec57c002894a35fa204909d7aab46621d24b60a0ec923500af2b7647
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-4/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/phi/0.0.0-WIP:/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] 21770c3cf63d1e0f95454a954b98f3020c329956b8521a736a36eff5dd4561ba
[INFO] running `"docker" "start" "-a" "21770c3cf63d1e0f95454a954b98f3020c329956b8521a736a36eff5dd4561ba"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/phi-f551e3028a9cc755
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test it_works ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests phi
[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" "21770c3cf63d1e0f95454a954b98f3020c329956b8521a736a36eff5dd4561ba"`
[INFO] running `"docker" "rm" "-f" "21770c3cf63d1e0f95454a954b98f3020c329956b8521a736a36eff5dd4561ba"`
[INFO] [stdout] 21770c3cf63d1e0f95454a954b98f3020c329956b8521a736a36eff5dd4561ba