[INFO] cloning repository CallumJHays/rust-ann
[INFO] running `"git" "clone" "--bare" "git://github.com/CallumJHays/rust-ann.git" "work/cache/sources/gh/CallumJHays/rust-ann"`
[INFO] [stderr] Cloning into bare repository 'work/cache/sources/gh/CallumJHays/rust-ann'...
[INFO] running `"git" "clone" "work/cache/sources/gh/CallumJHays/rust-ann" "work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/gh/CallumJHays/rust-ann"`
[INFO] [stderr] Cloning into 'work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/gh/CallumJHays/rust-ann'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/CallumJHays/rust-ann" "work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/gh/CallumJHays/rust-ann"`
[INFO] [stderr] Cloning into 'work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/gh/CallumJHays/rust-ann'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 093be3e9ebe0340b22d2a36404d63d2bece115aa
[INFO] sha for GitHub repo CallumJHays/rust-ann: 093be3e9ebe0340b22d2a36404d63d2bece115aa
[INFO] validating manifest of CallumJHays/rust-ann on toolchain master#c8865d8e195813ade6b84434ac9f8850e7112d1a
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of CallumJHays/rust-ann on toolchain try#e212b7d492c96d3837691ba29d32d5f468933fb8
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing CallumJHays/rust-ann
[INFO] finished frobbing CallumJHays/rust-ann
[INFO] frobbed toml for CallumJHays/rust-ann written to work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/gh/CallumJHays/rust-ann/Cargo.toml
[INFO] started frobbing CallumJHays/rust-ann
[INFO] finished frobbing CallumJHays/rust-ann
[INFO] frobbed toml for CallumJHays/rust-ann written to work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/gh/CallumJHays/rust-ann/Cargo.toml
[INFO] crate CallumJHays/rust-ann already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache lock
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache lock
[INFO] testing CallumJHays/rust-ann against master#c8865d8e195813ade6b84434ac9f8850e7112d1a for pr-61629
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-61629/worker-6/master#c8865d8e195813ade6b84434ac9f8850e7112d1a:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/gh/CallumJHays/rust-ann:/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=forbid" "-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" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "build" "--frozen"`
[INFO] [stdout] 1522d91813944330b3c21df4acde6cccc953045b543edc45426dd225a18239ae
[INFO] running `"docker" "start" "-a" "1522d91813944330b3c21df4acde6cccc953045b543edc45426dd225a18239ae"`
[INFO] [stderr]    Compiling memchr v0.1.11
[INFO] [stderr]    Compiling rand v0.3.15
[INFO] [stderr]    Compiling thread-id v2.0.0
[INFO] [stderr]    Compiling thread_local v0.2.7
[INFO] [stderr]    Compiling aho-corasick v0.5.3
[INFO] [stderr]    Compiling regex v0.1.80
[INFO] [stderr]    Compiling env_logger v0.3.5
[INFO] [stderr]    Compiling pretty_env_logger v0.1.0
[INFO] [stderr]    Compiling linear_regression v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused `#[macro_use]` import
[INFO] [stderr]  --> src/main.rs:2:1
[INFO] [stderr]   |
[INFO] [stderr] 2 | #[macro_use]
[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/network/layer/mod.rs:12:24
[INFO] [stderr]    |
[INFO] [stderr] 12 |     pub activator: Box<Activator>,
[INFO] [stderr]    |                        ^^^^^^^^^ help: use `dyn`: `dyn Activator`
[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/network/layer/mod.rs:33:31
[INFO] [stderr]    |
[INFO] [stderr] 33 |                activator: Box<Activator>)
[INFO] [stderr]    |                               ^^^^^^^^^ help: use `dyn`: `dyn Activator`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/network/mod.rs:15:20
[INFO] [stderr]    |
[INFO] [stderr] 15 |     activator: Box<Activator>,
[INFO] [stderr]    |                    ^^^^^^^^^ help: use `dyn`: `dyn Activator`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 13.57s
[INFO] running `"docker" "inspect" "1522d91813944330b3c21df4acde6cccc953045b543edc45426dd225a18239ae"`
[INFO] running `"docker" "rm" "-f" "1522d91813944330b3c21df4acde6cccc953045b543edc45426dd225a18239ae"`
[INFO] [stdout] 1522d91813944330b3c21df4acde6cccc953045b543edc45426dd225a18239ae
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-61629/worker-6/master#c8865d8e195813ade6b84434ac9f8850e7112d1a:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/gh/CallumJHays/rust-ann:/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=forbid" "-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" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "test" "--frozen" "--no-run"`
[INFO] [stdout] b61a2830dcb87fb3a767b55304f1f3ebe4faa08bd44801bd9559a570c21b4147
[INFO] running `"docker" "start" "-a" "b61a2830dcb87fb3a767b55304f1f3ebe4faa08bd44801bd9559a570c21b4147"`
[INFO] [stderr]    Compiling linear_regression v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused `#[macro_use]` import
[INFO] [stderr]  --> src/main.rs:2:1
[INFO] [stderr]   |
[INFO] [stderr] 2 | #[macro_use]
[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/network/layer/mod.rs:12:24
[INFO] [stderr]    |
[INFO] [stderr] 12 |     pub activator: Box<Activator>,
[INFO] [stderr]    |                        ^^^^^^^^^ help: use `dyn`: `dyn Activator`
[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/network/layer/mod.rs:33:31
[INFO] [stderr]    |
[INFO] [stderr] 33 |                activator: Box<Activator>)
[INFO] [stderr]    |                               ^^^^^^^^^ help: use `dyn`: `dyn Activator`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/network/mod.rs:15:20
[INFO] [stderr]    |
[INFO] [stderr] 15 |     activator: Box<Activator>,
[INFO] [stderr]    |                    ^^^^^^^^^ help: use `dyn`: `dyn Activator`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.02s
[INFO] running `"docker" "inspect" "b61a2830dcb87fb3a767b55304f1f3ebe4faa08bd44801bd9559a570c21b4147"`
[INFO] running `"docker" "rm" "-f" "b61a2830dcb87fb3a767b55304f1f3ebe4faa08bd44801bd9559a570c21b4147"`
[INFO] [stdout] b61a2830dcb87fb3a767b55304f1f3ebe4faa08bd44801bd9559a570c21b4147
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-61629/worker-6/master#c8865d8e195813ade6b84434ac9f8850e7112d1a:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/gh/CallumJHays/rust-ann:/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=forbid" "-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" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "test" "--frozen"`
[INFO] [stdout] 03d7c74718cedc256c0c9ae53db3f06621ae13d4e13f585672f5367f0bc26fc2
[INFO] running `"docker" "start" "-a" "03d7c74718cedc256c0c9ae53db3f06621ae13d4e13f585672f5367f0bc26fc2"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/linear_regression-ea6eef3439314eb3
[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" "03d7c74718cedc256c0c9ae53db3f06621ae13d4e13f585672f5367f0bc26fc2"`
[INFO] running `"docker" "rm" "-f" "03d7c74718cedc256c0c9ae53db3f06621ae13d4e13f585672f5367f0bc26fc2"`
[INFO] [stdout] 03d7c74718cedc256c0c9ae53db3f06621ae13d4e13f585672f5367f0bc26fc2