[INFO] updating cached repository lelandbatey/rust_buddhabrot
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/lelandbatey/rust_buddhabrot
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/lelandbatey/rust_buddhabrot" "work/ex/beta-1.37-6/sources/1.36.0/gh/lelandbatey/rust_buddhabrot"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/lelandbatey/rust_buddhabrot'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/lelandbatey/rust_buddhabrot" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/lelandbatey/rust_buddhabrot"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/lelandbatey/rust_buddhabrot'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 47fb80df605a84fd11565cf7bf2c75f0ea47994f
[INFO] sha for GitHub repo lelandbatey/rust_buddhabrot: 47fb80df605a84fd11565cf7bf2c75f0ea47994f
[INFO] validating manifest of lelandbatey/rust_buddhabrot 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 lelandbatey/rust_buddhabrot 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 lelandbatey/rust_buddhabrot
[INFO] finished frobbing lelandbatey/rust_buddhabrot
[INFO] frobbed toml for lelandbatey/rust_buddhabrot written to work/ex/beta-1.37-6/sources/1.36.0/gh/lelandbatey/rust_buddhabrot/Cargo.toml
[INFO] started frobbing lelandbatey/rust_buddhabrot
[INFO] finished frobbing lelandbatey/rust_buddhabrot
[INFO] frobbed toml for lelandbatey/rust_buddhabrot written to work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/lelandbatey/rust_buddhabrot/Cargo.toml
[INFO] crate lelandbatey/rust_buddhabrot already has a lockfile, it will not be regenerated
[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 lelandbatey/rust_buddhabrot 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-2/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/lelandbatey/rust_buddhabrot:/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] dc9a932fe5223ca588ea399db5723a97f778d4662458c3aa64dff263f573ab3d
[INFO] running `"docker" "start" "-a" "dc9a932fe5223ca588ea399db5723a97f778d4662458c3aa64dff263f573ab3d"`
[INFO] [stderr]    Compiling thread-id v3.1.0
[INFO] [stderr]    Compiling deflate v0.7.9
[INFO] [stderr]    Compiling aho-corasick v0.6.3
[INFO] [stderr]    Compiling serde_json v1.0.2
[INFO] [stderr]    Compiling rayon-core v1.0.0
[INFO] [stderr]    Compiling num-bigint v0.1.37
[INFO] [stderr]    Compiling thread_local v0.3.3
[INFO] [stderr]    Compiling regex v0.2.2
[INFO] [stderr]    Compiling rayon v0.7.0
[INFO] [stderr]    Compiling num-rational v0.1.36
[INFO] [stderr]    Compiling png v0.7.0
[INFO] [stderr]    Compiling num v0.1.37
[INFO] [stderr]    Compiling jpeg-decoder v0.1.12
[INFO] [stderr]    Compiling image v0.13.0
[INFO] [stderr]    Compiling buddhabrot v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/ppm.rs:203:43
[INFO] [stderr]     |
[INFO] [stderr] 203 |     let mut scaling_funcs: Vec<(&str, Box<Fn(f64, f64) -> f64>)> = Vec::new();
[INFO] [stderr]     |                                           ^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(f64, f64) -> f64`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(bare_trait_objects)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around function argument
[INFO] [stderr]    --> src/buddha.rs:168:34
[INFO] [stderr]     |
[INFO] [stderr] 168 |     let max_thread_traj = max(1, (max_trajectories / c.thread_count));
[INFO] [stderr]     |                                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_parens)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around function argument
[INFO] [stderr]    --> src/buddha.rs:169:53
[INFO] [stderr]     |
[INFO] [stderr] 169 |     let to_recieve: usize = min(c.trajectory_count, (max_thread_traj * c.thread_count));
[INFO] [stderr]     |                                                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around function argument
[INFO] [stderr]    --> src/buddha.rs:283:32
[INFO] [stderr]     |
[INFO] [stderr] 283 |                 if (traj % max((max_trajectories / 100), 1)) == 0 {
[INFO] [stderr]     |                                ^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 39.96s
[INFO] running `"docker" "inspect" "dc9a932fe5223ca588ea399db5723a97f778d4662458c3aa64dff263f573ab3d"`
[INFO] running `"docker" "rm" "-f" "dc9a932fe5223ca588ea399db5723a97f778d4662458c3aa64dff263f573ab3d"`
[INFO] [stdout] dc9a932fe5223ca588ea399db5723a97f778d4662458c3aa64dff263f573ab3d
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-2/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/lelandbatey/rust_buddhabrot:/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] 133191817d18f64eff046d199a45042c5f92579bb081e08c9ea17052aa107632
[INFO] running `"docker" "start" "-a" "133191817d18f64eff046d199a45042c5f92579bb081e08c9ea17052aa107632"`
[INFO] [stderr]    Compiling buddhabrot v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/ppm.rs:203:43
[INFO] [stderr]     |
[INFO] [stderr] 203 |     let mut scaling_funcs: Vec<(&str, Box<Fn(f64, f64) -> f64>)> = Vec::new();
[INFO] [stderr]     |                                           ^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(f64, f64) -> f64`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(bare_trait_objects)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around function argument
[INFO] [stderr]    --> src/buddha.rs:168:34
[INFO] [stderr]     |
[INFO] [stderr] 168 |     let max_thread_traj = max(1, (max_trajectories / c.thread_count));
[INFO] [stderr]     |                                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_parens)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around function argument
[INFO] [stderr]    --> src/buddha.rs:169:53
[INFO] [stderr]     |
[INFO] [stderr] 169 |     let to_recieve: usize = min(c.trajectory_count, (max_thread_traj * c.thread_count));
[INFO] [stderr]     |                                                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around function argument
[INFO] [stderr]    --> src/buddha.rs:283:32
[INFO] [stderr]     |
[INFO] [stderr] 283 |                 if (traj % max((max_trajectories / 100), 1)) == 0 {
[INFO] [stderr]     |                                ^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.65s
[INFO] running `"docker" "inspect" "133191817d18f64eff046d199a45042c5f92579bb081e08c9ea17052aa107632"`
[INFO] running `"docker" "rm" "-f" "133191817d18f64eff046d199a45042c5f92579bb081e08c9ea17052aa107632"`
[INFO] [stdout] 133191817d18f64eff046d199a45042c5f92579bb081e08c9ea17052aa107632
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-2/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/lelandbatey/rust_buddhabrot:/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] c705fa95e39400c7088699a5279a84a36f77b6bf27caa05a1609a6e557c092df
[INFO] running `"docker" "start" "-a" "c705fa95e39400c7088699a5279a84a36f77b6bf27caa05a1609a6e557c092df"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/buddhabrot-b5a61c7a4bf2b1b8
[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" "c705fa95e39400c7088699a5279a84a36f77b6bf27caa05a1609a6e557c092df"`
[INFO] running `"docker" "rm" "-f" "c705fa95e39400c7088699a5279a84a36f77b6bf27caa05a1609a6e557c092df"`
[INFO] [stdout] c705fa95e39400c7088699a5279a84a36f77b6bf27caa05a1609a6e557c092df