[INFO] updating cached repository phoomparin/rust-labs
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/phoomparin/rust-labs
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/phoomparin/rust-labs" "work/ex/beta-1.38-1/sources/1.37.0/gh/phoomparin/rust-labs"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/phoomparin/rust-labs'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/phoomparin/rust-labs" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/phoomparin/rust-labs"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/phoomparin/rust-labs'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] cef8de9d6766a5fc9a490374e5ab2b80c1462404
[INFO] sha for GitHub repo phoomparin/rust-labs: cef8de9d6766a5fc9a490374e5ab2b80c1462404
[INFO] validating manifest of phoomparin/rust-labs 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 phoomparin/rust-labs 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 phoomparin/rust-labs
[INFO] finished frobbing phoomparin/rust-labs
[INFO] frobbed toml for phoomparin/rust-labs written to work/ex/beta-1.38-1/sources/1.37.0/gh/phoomparin/rust-labs/Cargo.toml
[INFO] started frobbing phoomparin/rust-labs
[INFO] finished frobbing phoomparin/rust-labs
[INFO] frobbed toml for phoomparin/rust-labs written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/phoomparin/rust-labs/Cargo.toml
[INFO] crate phoomparin/rust-labs 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] [stderr]     Blocking waiting for file lock on package cache
[INFO] testing phoomparin/rust-labs 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/gh/phoomparin/rust-labs:/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] 7c1396867cc587e65b9da6367fbb12271bc493ff231e717f2c09faae891ecd8b
[INFO] running `"docker" "start" "-a" "7c1396867cc587e65b9da6367fbb12271bc493ff231e717f2c09faae891ecd8b"`
[INFO] [stderr]    Compiling peridot v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused import: `std::fmt`
[INFO] [stderr]  --> src/main.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use std::fmt;
[INFO] [stderr]   |     ^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/main.rs:59:27
[INFO] [stderr]    |
[INFO] [stderr] 59 |   pub extensions: Vec<Box<Extension>>,
[INFO] [stderr]    |                           ^^^^^^^^^ help: use `dyn`: `dyn Extension`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(bare_trait_objects)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/main.rs:70:36
[INFO] [stderr]    |
[INFO] [stderr] 70 |   fn configure(&mut self, ext: Box<Extension>) {
[INFO] [stderr]    |                                    ^^^^^^^^^ help: use `dyn`: `dyn Extension`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.64s
[INFO] running `"docker" "inspect" "7c1396867cc587e65b9da6367fbb12271bc493ff231e717f2c09faae891ecd8b"`
[INFO] running `"docker" "rm" "-f" "7c1396867cc587e65b9da6367fbb12271bc493ff231e717f2c09faae891ecd8b"`
[INFO] [stdout] 7c1396867cc587e65b9da6367fbb12271bc493ff231e717f2c09faae891ecd8b
[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/gh/phoomparin/rust-labs:/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] 9cdfc338d189e478baaee89132f36ebf9bc7847416cd69d59e1d32a98d719baa
[INFO] running `"docker" "start" "-a" "9cdfc338d189e478baaee89132f36ebf9bc7847416cd69d59e1d32a98d719baa"`
[INFO] [stderr]    Compiling peridot v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused import: `std::fmt`
[INFO] [stderr]  --> src/main.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use std::fmt;
[INFO] [stderr]   |     ^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/main.rs:59:27
[INFO] [stderr]    |
[INFO] [stderr] 59 |   pub extensions: Vec<Box<Extension>>,
[INFO] [stderr]    |                           ^^^^^^^^^ help: use `dyn`: `dyn Extension`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(bare_trait_objects)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/main.rs:70:36
[INFO] [stderr]    |
[INFO] [stderr] 70 |   fn configure(&mut self, ext: Box<Extension>) {
[INFO] [stderr]    |                                    ^^^^^^^^^ help: use `dyn`: `dyn Extension`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.64s
[INFO] running `"docker" "inspect" "9cdfc338d189e478baaee89132f36ebf9bc7847416cd69d59e1d32a98d719baa"`
[INFO] running `"docker" "rm" "-f" "9cdfc338d189e478baaee89132f36ebf9bc7847416cd69d59e1d32a98d719baa"`
[INFO] [stdout] 9cdfc338d189e478baaee89132f36ebf9bc7847416cd69d59e1d32a98d719baa
[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/gh/phoomparin/rust-labs:/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] a6d02e7184ec437cc054ad7fcf8a376a7df5a01fae71df85c9cf0d5071f0e61c
[INFO] running `"docker" "start" "-a" "a6d02e7184ec437cc054ad7fcf8a376a7df5a01fae71df85c9cf0d5071f0e61c"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/peridot-a8af675f229dfde4
[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" "a6d02e7184ec437cc054ad7fcf8a376a7df5a01fae71df85c9cf0d5071f0e61c"`
[INFO] running `"docker" "rm" "-f" "a6d02e7184ec437cc054ad7fcf8a376a7df5a01fae71df85c9cf0d5071f0e61c"`
[INFO] [stdout] a6d02e7184ec437cc054ad7fcf8a376a7df5a01fae71df85c9cf0d5071f0e61c