[INFO] updating cached repository scode/tunytools
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/scode/tunytools
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/scode/tunytools" "work/ex/beta-1.38-1/sources/1.37.0/gh/scode/tunytools"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/scode/tunytools'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/scode/tunytools" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/scode/tunytools"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/scode/tunytools'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 33dfb7038163bcee8303fb66cc840f5a669ff934
[INFO] sha for GitHub repo scode/tunytools: 33dfb7038163bcee8303fb66cc840f5a669ff934
[INFO] validating manifest of scode/tunytools 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 scode/tunytools 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 scode/tunytools
[INFO] finished frobbing scode/tunytools
[INFO] frobbed toml for scode/tunytools written to work/ex/beta-1.38-1/sources/1.37.0/gh/scode/tunytools/Cargo.toml
[INFO] started frobbing scode/tunytools
[INFO] finished frobbing scode/tunytools
[INFO] frobbed toml for scode/tunytools written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/scode/tunytools/Cargo.toml
[INFO] crate scode/tunytools 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 scode/tunytools 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/gh/scode/tunytools:/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] a5d07be1b4341890baf698a0e983dfa817fba5e2232743da3ea8ceb56a4cb4fe
[INFO] running `"docker" "start" "-a" "a5d07be1b4341890baf698a0e983dfa817fba5e2232743da3ea8ceb56a4cb4fe"`
[INFO] [stderr]    Compiling tunytools v0.0.0 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/bin/numstats.rs:36:33
[INFO] [stderr]    |
[INFO] [stderr] 36 | fn numstats() -> Result<(), Box<Error>> {
[INFO] [stderr]    |                                 ^^^^^ help: use `dyn`: `dyn Error`
[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/bin/numstats.rs:102:28
[INFO] [stderr]     |
[INFO] [stderr] 102 | fn read_floats(input: &mut io::BufRead) -> Result<Vec<f64>, Box<Error>> {
[INFO] [stderr]     |                            ^^^^^^^^^^^ help: use `dyn`: `dyn io::BufRead`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/bin/numstats.rs:102:65
[INFO] [stderr]     |
[INFO] [stderr] 102 | fn read_floats(input: &mut io::BufRead) -> Result<Vec<f64>, Box<Error>> {
[INFO] [stderr]     |                                                                 ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/bin/numstats.rs:103:34
[INFO] [stderr]     |
[INFO] [stderr] 103 |     let ns: Result<Vec<f64>, Box<Error>> = input
[INFO] [stderr]     |                                  ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/bin/numstats.rs:105:40
[INFO] [stderr]     |
[INFO] [stderr] 105 |         .map(|line| -> Result<f64, Box<Error>> {
[INFO] [stderr]     |                                        ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.23s
[INFO] running `"docker" "inspect" "a5d07be1b4341890baf698a0e983dfa817fba5e2232743da3ea8ceb56a4cb4fe"`
[INFO] running `"docker" "rm" "-f" "a5d07be1b4341890baf698a0e983dfa817fba5e2232743da3ea8ceb56a4cb4fe"`
[INFO] [stdout] a5d07be1b4341890baf698a0e983dfa817fba5e2232743da3ea8ceb56a4cb4fe
[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/gh/scode/tunytools:/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] 9222a4050df69d8703ca96c883409e334790b06ce80856aad98cc72c2b3f42b0
[INFO] running `"docker" "start" "-a" "9222a4050df69d8703ca96c883409e334790b06ce80856aad98cc72c2b3f42b0"`
[INFO] [stderr]    Compiling tunytools v0.0.0 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/bin/numstats.rs:36:33
[INFO] [stderr]    |
[INFO] [stderr] 36 | fn numstats() -> Result<(), Box<Error>> {
[INFO] [stderr]    |                                 ^^^^^ help: use `dyn`: `dyn Error`
[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/bin/numstats.rs:102:28
[INFO] [stderr]     |
[INFO] [stderr] 102 | fn read_floats(input: &mut io::BufRead) -> Result<Vec<f64>, Box<Error>> {
[INFO] [stderr]     |                            ^^^^^^^^^^^ help: use `dyn`: `dyn io::BufRead`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/bin/numstats.rs:102:65
[INFO] [stderr]     |
[INFO] [stderr] 102 | fn read_floats(input: &mut io::BufRead) -> Result<Vec<f64>, Box<Error>> {
[INFO] [stderr]     |                                                                 ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/bin/numstats.rs:103:34
[INFO] [stderr]     |
[INFO] [stderr] 103 |     let ns: Result<Vec<f64>, Box<Error>> = input
[INFO] [stderr]     |                                  ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/bin/numstats.rs:105:40
[INFO] [stderr]     |
[INFO] [stderr] 105 |         .map(|line| -> Result<f64, Box<Error>> {
[INFO] [stderr]     |                                        ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.04s
[INFO] running `"docker" "inspect" "9222a4050df69d8703ca96c883409e334790b06ce80856aad98cc72c2b3f42b0"`
[INFO] running `"docker" "rm" "-f" "9222a4050df69d8703ca96c883409e334790b06ce80856aad98cc72c2b3f42b0"`
[INFO] [stdout] 9222a4050df69d8703ca96c883409e334790b06ce80856aad98cc72c2b3f42b0
[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/gh/scode/tunytools:/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] 8bcfce4fd9f10cc0812213cab172289b2e3c8b9203537f87b8893721756c2514
[INFO] running `"docker" "start" "-a" "8bcfce4fd9f10cc0812213cab172289b2e3c8b9203537f87b8893721756c2514"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/countlines-6a4513f675bd46c6
[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/numstats-55c3aa6a9440dc32
[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" "8bcfce4fd9f10cc0812213cab172289b2e3c8b9203537f87b8893721756c2514"`
[INFO] running `"docker" "rm" "-f" "8bcfce4fd9f10cc0812213cab172289b2e3c8b9203537f87b8893721756c2514"`
[INFO] [stdout] 8bcfce4fd9f10cc0812213cab172289b2e3c8b9203537f87b8893721756c2514