[INFO] crate periodic 0.1.1 is already in cache
[INFO] extracting crate periodic 0.1.1 into work/ex/beta-1.38-1/sources/1.37.0/reg/periodic/0.1.1
[INFO] extracting crate periodic 0.1.1 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/periodic/0.1.1
[INFO] validating manifest of periodic-0.1.1 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 periodic-0.1.1 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 periodic-0.1.1
[INFO] finished frobbing periodic-0.1.1
[INFO] frobbed toml for periodic-0.1.1 written to work/ex/beta-1.38-1/sources/1.37.0/reg/periodic/0.1.1/Cargo.toml
[INFO] started frobbing periodic-0.1.1
[INFO] finished frobbing periodic-0.1.1
[INFO] frobbed toml for periodic-0.1.1 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/periodic/0.1.1/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 periodic-0.1.1 against beta-2019-08-13 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-2/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/periodic/0.1.1:/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-2019-08-13" "build" "--frozen"`
[INFO] [stdout] 76590117da815e3b29d1e7813d91e6632b5c6dca2cf9442c5897476386918a1e
[INFO] running `"docker" "start" "-a" "76590117da815e3b29d1e7813d91e6632b5c6dca2cf9442c5897476386918a1e"`
[INFO] [stderr]    Compiling periodic v0.1.1 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/planner.rs:157:19
[INFO] [stderr]     |
[INFO] [stderr] 157 |     callback: Arc<Fn() -> () + Send + Sync + 'static>,
[INFO] [stderr]     |                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn() -> () + Send + Sync + 'static`
[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/planner.rs:159:21
[INFO] [stderr]     |
[INFO] [stderr] 159 |     rest_times: Box<Iterator<Item = Instant> + Send + Sync>,
[INFO] [stderr]     |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item = Instant> + Send + Sync`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.83s
[INFO] running `"docker" "inspect" "76590117da815e3b29d1e7813d91e6632b5c6dca2cf9442c5897476386918a1e"`
[INFO] running `"docker" "rm" "-f" "76590117da815e3b29d1e7813d91e6632b5c6dca2cf9442c5897476386918a1e"`
[INFO] [stdout] 76590117da815e3b29d1e7813d91e6632b5c6dca2cf9442c5897476386918a1e
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-2/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/periodic/0.1.1:/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-2019-08-13" "test" "--frozen" "--no-run"`
[INFO] [stdout] fefca251318beaf6b8592a7a336d51732a062aa0bfc147444fb071d3034e0a98
[INFO] running `"docker" "start" "-a" "fefca251318beaf6b8592a7a336d51732a062aa0bfc147444fb071d3034e0a98"`
[INFO] [stderr]    Compiling periodic v0.1.1 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/planner.rs:157:19
[INFO] [stderr]     |
[INFO] [stderr] 157 |     callback: Arc<Fn() -> () + Send + Sync + 'static>,
[INFO] [stderr]     |                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn() -> () + Send + Sync + 'static`
[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/planner.rs:159:21
[INFO] [stderr]     |
[INFO] [stderr] 159 |     rest_times: Box<Iterator<Item = Instant> + Send + Sync>,
[INFO] [stderr]     |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item = Instant> + Send + Sync`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.65s
[INFO] running `"docker" "inspect" "fefca251318beaf6b8592a7a336d51732a062aa0bfc147444fb071d3034e0a98"`
[INFO] running `"docker" "rm" "-f" "fefca251318beaf6b8592a7a336d51732a062aa0bfc147444fb071d3034e0a98"`
[INFO] [stdout] fefca251318beaf6b8592a7a336d51732a062aa0bfc147444fb071d3034e0a98
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-2/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/periodic/0.1.1:/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-2019-08-13" "test" "--frozen"`
[INFO] [stdout] c01048eb56e098f9b7e122ad9239053511525b5cb358ab14101c20633ea61cac
[INFO] running `"docker" "start" "-a" "c01048eb56e098f9b7e122ad9239053511525b5cb358ab14101c20633ea61cac"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/periodic-7a09593e66874606
[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]    Doc-tests periodic
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs -  (line 9) ... 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" "c01048eb56e098f9b7e122ad9239053511525b5cb358ab14101c20633ea61cac"`
[INFO] running `"docker" "rm" "-f" "c01048eb56e098f9b7e122ad9239053511525b5cb358ab14101c20633ea61cac"`
[INFO] [stdout] c01048eb56e098f9b7e122ad9239053511525b5cb358ab14101c20633ea61cac