[INFO] crate fixedpoint 0.1.2 is already in cache
[INFO] extracting crate fixedpoint 0.1.2 into work/ex/beta-1.38-1/sources/1.37.0/reg/fixedpoint/0.1.2
[INFO] extracting crate fixedpoint 0.1.2 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/fixedpoint/0.1.2
[INFO] validating manifest of fixedpoint-0.1.2 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 fixedpoint-0.1.2 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 fixedpoint-0.1.2
[INFO] finished frobbing fixedpoint-0.1.2
[INFO] frobbed toml for fixedpoint-0.1.2 written to work/ex/beta-1.38-1/sources/1.37.0/reg/fixedpoint/0.1.2/Cargo.toml
[INFO] started frobbing fixedpoint-0.1.2
[INFO] finished frobbing fixedpoint-0.1.2
[INFO] frobbed toml for fixedpoint-0.1.2 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/fixedpoint/0.1.2/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[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 fixedpoint-0.1.2 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-7/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/fixedpoint/0.1.2:/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] bd5dc1e31c1855457ca8a004c7a3c44bbbeda80aded45a9f4f5c050cc4bff61e
[INFO] running `"docker" "start" "-a" "bd5dc1e31c1855457ca8a004c7a3c44bbbeda80aded45a9f4f5c050cc4bff61e"`
[INFO] [stderr]    Compiling backtrace-sys v0.1.31
[INFO] [stderr]    Compiling log v0.3.9
[INFO] [stderr]    Compiling backtrace v0.3.35
[INFO] [stderr]    Compiling error-chain v0.10.0
[INFO] [stderr]    Compiling fixedpoint v0.1.2 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:93:32
[INFO] [stderr]    |
[INFO] [stderr] 93 | pub fn fixedpoint<T, U>(func: &Fn(U, &T) -> U, x0: U, args: &T, maxiter: Option<usize>, maxval: Option<U>) -> Result<U>
[INFO] [stderr]    |                                ^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(U, &T) -> U`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.69s
[INFO] running `"docker" "inspect" "bd5dc1e31c1855457ca8a004c7a3c44bbbeda80aded45a9f4f5c050cc4bff61e"`
[INFO] running `"docker" "rm" "-f" "bd5dc1e31c1855457ca8a004c7a3c44bbbeda80aded45a9f4f5c050cc4bff61e"`
[INFO] [stdout] bd5dc1e31c1855457ca8a004c7a3c44bbbeda80aded45a9f4f5c050cc4bff61e
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-7/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/fixedpoint/0.1.2:/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] a31b83d6662a3ddbd8b8d428b315e8106bd19507eb73e9110c5f0065072de71c
[INFO] running `"docker" "start" "-a" "a31b83d6662a3ddbd8b8d428b315e8106bd19507eb73e9110c5f0065072de71c"`
[INFO] [stderr]    Compiling fixedpoint v0.1.2 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:93:32
[INFO] [stderr]    |
[INFO] [stderr] 93 | pub fn fixedpoint<T, U>(func: &Fn(U, &T) -> U, x0: U, args: &T, maxiter: Option<usize>, maxval: Option<U>) -> Result<U>
[INFO] [stderr]    |                                ^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(U, &T) -> U`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.63s
[INFO] running `"docker" "inspect" "a31b83d6662a3ddbd8b8d428b315e8106bd19507eb73e9110c5f0065072de71c"`
[INFO] running `"docker" "rm" "-f" "a31b83d6662a3ddbd8b8d428b315e8106bd19507eb73e9110c5f0065072de71c"`
[INFO] [stdout] a31b83d6662a3ddbd8b8d428b315e8106bd19507eb73e9110c5f0065072de71c
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-7/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/fixedpoint/0.1.2:/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] 7419c9776b973eac75f5680710dfe4fefad84df92e3a8276b2af5c5988e0c001
[INFO] running `"docker" "start" "-a" "7419c9776b973eac75f5680710dfe4fefad84df92e3a8276b2af5c5988e0c001"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/crater/target/debug/deps/fixedpoint-2b838269ee83e410
[INFO] [stdout] running 2 tests
[INFO] [stdout] test tests::maxiter ... ok
[INFO] [stdout] test tests::basic_tests ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests fixedpoint
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs -  (line 6) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "7419c9776b973eac75f5680710dfe4fefad84df92e3a8276b2af5c5988e0c001"`
[INFO] running `"docker" "rm" "-f" "7419c9776b973eac75f5680710dfe4fefad84df92e3a8276b2af5c5988e0c001"`
[INFO] [stdout] 7419c9776b973eac75f5680710dfe4fefad84df92e3a8276b2af5c5988e0c001