[INFO] updating cached repository rainerru/math
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/rainerru/math
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/rainerru/math" "work/ex/beta-1.38-1/sources/1.37.0/gh/rainerru/math"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/rainerru/math'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/rainerru/math" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/rainerru/math"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/rainerru/math'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] b4e0f50f8dc5efe8feda4312c290ec0ca9bd64b8
[INFO] sha for GitHub repo rainerru/math: b4e0f50f8dc5efe8feda4312c290ec0ca9bd64b8
[INFO] validating manifest of rainerru/math 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 rainerru/math 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 rainerru/math
[INFO] finished frobbing rainerru/math
[INFO] frobbed toml for rainerru/math written to work/ex/beta-1.38-1/sources/1.37.0/gh/rainerru/math/Cargo.toml
[INFO] started frobbing rainerru/math
[INFO] finished frobbing rainerru/math
[INFO] frobbed toml for rainerru/math written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/rainerru/math/Cargo.toml
[INFO] crate rainerru/math 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] testing rainerru/math 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-2/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/rainerru/math:/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] 72c36377a192a60203e3199f21d4dfb749c6bd3f34099c1631f6cf52b4d48063
[INFO] running `"docker" "start" "-a" "72c36377a192a60203e3199f21d4dfb749c6bd3f34099c1631f6cf52b4d48063"`
[INFO] [stderr]    Compiling math v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]  --> src/integration/mod.rs:4:31
[INFO] [stderr]   |
[INFO] [stderr] 4 | pub fn integrate_simple ( f: &Fn(f64) -> f64 , a: f64, b: f64, n: u32 ) -> f64
[INFO] [stderr]   |                               ^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(f64) -> f64`
[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/integration/mod.rs:20:32
[INFO] [stderr]    |
[INFO] [stderr] 20 | pub fn integrate_simpson ( f: &Fn(f64) -> f64 , a: f64, b: f64 ) -> f64
[INFO] [stderr]    |                                ^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(f64) -> f64`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/integration/mod.rs:37:34
[INFO] [stderr]    |
[INFO] [stderr] 37 | pub fn integrate_simpson_n ( f: &Fn(f64) -> f64 , a: f64, b: f64, n: u32 ) -> f64
[INFO] [stderr]    |                                  ^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(f64) -> f64`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]  --> src/integration/mod.rs:4:31
[INFO] [stderr]   |
[INFO] [stderr] 4 | pub fn integrate_simple ( f: &Fn(f64) -> f64 , a: f64, b: f64, n: u32 ) -> f64
[INFO] [stderr]   |                               ^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(f64) -> f64`
[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/integration/mod.rs:20:32
[INFO] [stderr]    |
[INFO] [stderr] 20 | pub fn integrate_simpson ( f: &Fn(f64) -> f64 , a: f64, b: f64 ) -> f64
[INFO] [stderr]    |                                ^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(f64) -> f64`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/integration/mod.rs:37:34
[INFO] [stderr]    |
[INFO] [stderr] 37 | pub fn integrate_simpson_n ( f: &Fn(f64) -> f64 , a: f64, b: f64, n: u32 ) -> f64
[INFO] [stderr]    |                                  ^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(f64) -> f64`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.13s
[INFO] running `"docker" "inspect" "72c36377a192a60203e3199f21d4dfb749c6bd3f34099c1631f6cf52b4d48063"`
[INFO] running `"docker" "rm" "-f" "72c36377a192a60203e3199f21d4dfb749c6bd3f34099c1631f6cf52b4d48063"`
[INFO] [stdout] 72c36377a192a60203e3199f21d4dfb749c6bd3f34099c1631f6cf52b4d48063
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-2/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/rainerru/math:/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] b51911dc367454dab60702bd993868f8d1b6d388019eddcaeb9289f1f06e33b3
[INFO] running `"docker" "start" "-a" "b51911dc367454dab60702bd993868f8d1b6d388019eddcaeb9289f1f06e33b3"`
[INFO] [stderr]    Compiling math v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> tests/some_test.rs:18:20
[INFO] [stderr]    |
[INFO] [stderr] 18 |     let pool: Vec<fn(&Fn(f64) -> f64 , f64, f64, u32 ) -> f64>
[INFO] [stderr]    |                       ^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(f64) -> f64`
[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/integration/mod.rs:4:31
[INFO] [stderr]   |
[INFO] [stderr] 4 | pub fn integrate_simple ( f: &Fn(f64) -> f64 , a: f64, b: f64, n: u32 ) -> f64
[INFO] [stderr]   |                               ^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(f64) -> f64`
[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/integration/mod.rs:20:32
[INFO] [stderr]    |
[INFO] [stderr] 20 | pub fn integrate_simpson ( f: &Fn(f64) -> f64 , a: f64, b: f64 ) -> f64
[INFO] [stderr]    |                                ^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(f64) -> f64`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/integration/mod.rs:37:34
[INFO] [stderr]    |
[INFO] [stderr] 37 | pub fn integrate_simpson_n ( f: &Fn(f64) -> f64 , a: f64, b: f64, n: u32 ) -> f64
[INFO] [stderr]    |                                  ^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(f64) -> f64`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]  --> src/integration/mod.rs:4:31
[INFO] [stderr]   |
[INFO] [stderr] 4 | pub fn integrate_simple ( f: &Fn(f64) -> f64 , a: f64, b: f64, n: u32 ) -> f64
[INFO] [stderr]   |                               ^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(f64) -> f64`
[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/integration/mod.rs:20:32
[INFO] [stderr]    |
[INFO] [stderr] 20 | pub fn integrate_simpson ( f: &Fn(f64) -> f64 , a: f64, b: f64 ) -> f64
[INFO] [stderr]    |                                ^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(f64) -> f64`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/integration/mod.rs:37:34
[INFO] [stderr]    |
[INFO] [stderr] 37 | pub fn integrate_simpson_n ( f: &Fn(f64) -> f64 , a: f64, b: f64, n: u32 ) -> f64
[INFO] [stderr]    |                                  ^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(f64) -> f64`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.04s
[INFO] running `"docker" "inspect" "b51911dc367454dab60702bd993868f8d1b6d388019eddcaeb9289f1f06e33b3"`
[INFO] running `"docker" "rm" "-f" "b51911dc367454dab60702bd993868f8d1b6d388019eddcaeb9289f1f06e33b3"`
[INFO] [stdout] b51911dc367454dab60702bd993868f8d1b6d388019eddcaeb9289f1f06e33b3
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-2/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/rainerru/math:/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] 8a9a435451e86b1ae1561928f8a98668220aa33349c4b53f2b492507ef88d2ca
[INFO] running `"docker" "start" "-a" "8a9a435451e86b1ae1561928f8a98668220aa33349c4b53f2b492507ef88d2ca"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/math-1c2c0e1d07b2778f
[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/math-7e4ac3072ca12f1b
[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/some_test-a8647de8530d0d6c
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test integrate_simple_tester ... ok
[INFO] [stdout] test multiple_integration_tester ... ok
[INFO] [stderr]    Doc-tests math
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[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" "8a9a435451e86b1ae1561928f8a98668220aa33349c4b53f2b492507ef88d2ca"`
[INFO] running `"docker" "rm" "-f" "8a9a435451e86b1ae1561928f8a98668220aa33349c4b53f2b492507ef88d2ca"`
[INFO] [stdout] 8a9a435451e86b1ae1561928f8a98668220aa33349c4b53f2b492507ef88d2ca