[INFO] crate hlvm 0.10.0 is already in cache
[INFO] extracting crate hlvm 0.10.0 into work/ex/beta-1.37-6/sources/1.36.0/reg/hlvm/0.10.0
[INFO] extracting crate hlvm 0.10.0 into work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/hlvm/0.10.0
[INFO] validating manifest of hlvm-0.10.0 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 hlvm-0.10.0 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 hlvm-0.10.0
[INFO] finished frobbing hlvm-0.10.0
[INFO] frobbed toml for hlvm-0.10.0 written to work/ex/beta-1.37-6/sources/1.36.0/reg/hlvm/0.10.0/Cargo.toml
[INFO] started frobbing hlvm-0.10.0
[INFO] finished frobbing hlvm-0.10.0
[INFO] frobbed toml for hlvm-0.10.0 written to work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/hlvm/0.10.0/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[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 hlvm-0.10.0 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-0/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/hlvm/0.10.0:/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] 3f59044f4da77f189442575b077cad8a35a701ce3face338ca09f72922099a34
[INFO] running `"docker" "start" "-a" "3f59044f4da77f189442575b077cad8a35a701ce3face338ca09f72922099a34"`
[INFO] [stderr]    Compiling hlvm_runtime v0.7.0
[INFO] [stderr]    Compiling hlvm v0.10.0 (/opt/crater/workdir)
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/bin.rs:15:9
[INFO] [stderr]    |
[INFO] [stderr] 15 |     let mut decompose_list = Fun::new()
[INFO] [stderr]    |         ----^^^^^^^^^^^^^^
[INFO] [stderr]    |         |
[INFO] [stderr]    |         help: remove this `mut`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_mut)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.91s
[INFO] running `"docker" "inspect" "3f59044f4da77f189442575b077cad8a35a701ce3face338ca09f72922099a34"`
[INFO] running `"docker" "rm" "-f" "3f59044f4da77f189442575b077cad8a35a701ce3face338ca09f72922099a34"`
[INFO] [stdout] 3f59044f4da77f189442575b077cad8a35a701ce3face338ca09f72922099a34
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-0/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/hlvm/0.10.0:/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] 10c40ebf81ebfc36351c31212a062ca1ef90c8c64b186bc5443b1fab15ef5b08
[INFO] running `"docker" "start" "-a" "10c40ebf81ebfc36351c31212a062ca1ef90c8c64b186bc5443b1fab15ef5b08"`
[INFO] [stderr]    Compiling hlvm v0.10.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused import: `Value`
[INFO] [stderr]  --> examples/example.rs:1:27
[INFO] [stderr]   |
[INFO] [stderr] 1 | use hlvm::function::{Fun, Value};
[INFO] [stderr]   |                           ^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/bin.rs:15:9
[INFO] [stderr]    |
[INFO] [stderr] 15 |     let mut decompose_list = Fun::new()
[INFO] [stderr]    |         ----^^^^^^^^^^^^^^
[INFO] [stderr]    |         |
[INFO] [stderr]    |         help: remove this `mut`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_mut)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.13s
[INFO] running `"docker" "inspect" "10c40ebf81ebfc36351c31212a062ca1ef90c8c64b186bc5443b1fab15ef5b08"`
[INFO] running `"docker" "rm" "-f" "10c40ebf81ebfc36351c31212a062ca1ef90c8c64b186bc5443b1fab15ef5b08"`
[INFO] [stdout] 10c40ebf81ebfc36351c31212a062ca1ef90c8c64b186bc5443b1fab15ef5b08
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-0/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/hlvm/0.10.0:/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] 34dbcaa07cd98ddd4393b509d290f0f2e5a99698fc8eab8340960ad6fde175ca
[INFO] running `"docker" "start" "-a" "34dbcaa07cd98ddd4393b509d290f0f2e5a99698fc8eab8340960ad6fde175ca"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/hlvm-d4e5b1dfa1c780a0
[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] [stderr]      Running /opt/crater/target/debug/deps/hlvm-b355eecbea16f2a5
[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] [stderr]    Doc-tests hlvm
[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" "34dbcaa07cd98ddd4393b509d290f0f2e5a99698fc8eab8340960ad6fde175ca"`
[INFO] running `"docker" "rm" "-f" "34dbcaa07cd98ddd4393b509d290f0f2e5a99698fc8eab8340960ad6fde175ca"`
[INFO] [stdout] 34dbcaa07cd98ddd4393b509d290f0f2e5a99698fc8eab8340960ad6fde175ca