[INFO] updating cached repository pigeon-working-group/serde-perf
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/pigeon-working-group/serde-perf
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/pigeon-working-group/serde-perf" "work/ex/beta-1.37-6/sources/1.36.0/gh/pigeon-working-group/serde-perf"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/pigeon-working-group/serde-perf'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/pigeon-working-group/serde-perf" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/pigeon-working-group/serde-perf"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/pigeon-working-group/serde-perf'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 7f51f0bc263632e4b03791f2b56958bed69a38bb
[INFO] sha for GitHub repo pigeon-working-group/serde-perf: 7f51f0bc263632e4b03791f2b56958bed69a38bb
[INFO] validating manifest of pigeon-working-group/serde-perf 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 pigeon-working-group/serde-perf 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 pigeon-working-group/serde-perf
[INFO] finished frobbing pigeon-working-group/serde-perf
[INFO] frobbed toml for pigeon-working-group/serde-perf written to work/ex/beta-1.37-6/sources/1.36.0/gh/pigeon-working-group/serde-perf/Cargo.toml
[INFO] started frobbing pigeon-working-group/serde-perf
[INFO] finished frobbing pigeon-working-group/serde-perf
[INFO] frobbed toml for pigeon-working-group/serde-perf written to work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/pigeon-working-group/serde-perf/Cargo.toml
[INFO] crate pigeon-working-group/serde-perf 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 pigeon-working-group/serde-perf 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-0/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/pigeon-working-group/serde-perf:/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] 2051fab6a39555907540a73de22da12bdfa4effc570786f5c21548dccee33feb
[INFO] running `"docker" "start" "-a" "2051fab6a39555907540a73de22da12bdfa4effc570786f5c21548dccee33feb"`
[INFO] [stderr]    Compiling num-traits v0.2.1
[INFO] [stderr]    Compiling libc v0.2.39
[INFO] [stderr]    Compiling iter-read v0.1.0
[INFO] [stderr]    Compiling serde v1.0.27
[INFO] [stderr]    Compiling rand v0.4.2
[INFO] [stderr]    Compiling time v0.1.39
[INFO] [stderr]    Compiling hostname v0.1.4
[INFO] [stderr]    Compiling num-integer v0.1.36
[INFO] [stderr]    Compiling num-traits v0.1.43
[INFO] [stderr]    Compiling rmp v0.8.7
[INFO] [stderr]    Compiling num-iter v0.1.35
[INFO] [stderr]    Compiling num v0.1.42
[INFO] [stderr]    Compiling chrono v0.4.0
[INFO] [stderr]    Compiling rand v0.3.22
[INFO] [stderr]    Compiling rust-crypto v0.2.36
[INFO] [stderr]    Compiling num-bigint v0.1.43
[INFO] [stderr]    Compiling serde_json v1.0.11
[INFO] [stderr]    Compiling serde-pickle v0.4.0
[INFO] [stderr]    Compiling serde_cbor v0.8.2
[INFO] [stderr]    Compiling rmp-serde v0.13.7
[INFO] [stderr]    Compiling bincode v1.0.0
[INFO] [stderr]    Compiling ron v0.2.0
[INFO] [stderr]    Compiling bson v0.11.1
[INFO] [stderr]    Compiling serde-perf v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/main.rs:65:52
[INFO] [stderr]    |
[INFO] [stderr] 65 |     let mut perf_tests: BTreeMap<&'static str, Box<Fn(&PubMessage)>> =
[INFO] [stderr]    |                                                    ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&PubMessage)`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(bare_trait_objects)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 50.68s
[INFO] running `"docker" "inspect" "2051fab6a39555907540a73de22da12bdfa4effc570786f5c21548dccee33feb"`
[INFO] running `"docker" "rm" "-f" "2051fab6a39555907540a73de22da12bdfa4effc570786f5c21548dccee33feb"`
[INFO] [stdout] 2051fab6a39555907540a73de22da12bdfa4effc570786f5c21548dccee33feb
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-0/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/pigeon-working-group/serde-perf:/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] 190d1c6a1559f92d3bda919664ec3360da8016efd0f8df35b47fec7577ad9720
[INFO] running `"docker" "start" "-a" "190d1c6a1559f92d3bda919664ec3360da8016efd0f8df35b47fec7577ad9720"`
[INFO] [stderr]    Compiling serde-perf v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/main.rs:65:52
[INFO] [stderr]    |
[INFO] [stderr] 65 |     let mut perf_tests: BTreeMap<&'static str, Box<Fn(&PubMessage)>> =
[INFO] [stderr]    |                                                    ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&PubMessage)`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(bare_trait_objects)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.06s
[INFO] running `"docker" "inspect" "190d1c6a1559f92d3bda919664ec3360da8016efd0f8df35b47fec7577ad9720"`
[INFO] running `"docker" "rm" "-f" "190d1c6a1559f92d3bda919664ec3360da8016efd0f8df35b47fec7577ad9720"`
[INFO] [stdout] 190d1c6a1559f92d3bda919664ec3360da8016efd0f8df35b47fec7577ad9720
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-0/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/pigeon-working-group/serde-perf:/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] ea6898eaa9d540644a4731f2aec77a9f994b46662e3cbdcdfbf44d371fe06bd3
[INFO] running `"docker" "start" "-a" "ea6898eaa9d540644a4731f2aec77a9f994b46662e3cbdcdfbf44d371fe06bd3"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.09s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/serde_perf-4aeb535657d7096c
[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" "ea6898eaa9d540644a4731f2aec77a9f994b46662e3cbdcdfbf44d371fe06bd3"`
[INFO] running `"docker" "rm" "-f" "ea6898eaa9d540644a4731f2aec77a9f994b46662e3cbdcdfbf44d371fe06bd3"`
[INFO] [stdout] ea6898eaa9d540644a4731f2aec77a9f994b46662e3cbdcdfbf44d371fe06bd3