[INFO] updating cached repository cmusser/periodic
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/cmusser/periodic
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/cmusser/periodic" "work/ex/pr-62849/sources/master#435236b8877cdb98c82eaebfb7887782277265c5/gh/cmusser/periodic"`
[INFO] [stderr] Cloning into 'work/ex/pr-62849/sources/master#435236b8877cdb98c82eaebfb7887782277265c5/gh/cmusser/periodic'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/cmusser/periodic" "work/ex/pr-62849/sources/try#b5c7f157c20453dde8d47371abe73b32351b4e7f/gh/cmusser/periodic"`
[INFO] [stderr] Cloning into 'work/ex/pr-62849/sources/try#b5c7f157c20453dde8d47371abe73b32351b4e7f/gh/cmusser/periodic'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 6c3bd9fc7b0d3f5f692cd0e121f4923c322e9ffb
[INFO] sha for GitHub repo cmusser/periodic: 6c3bd9fc7b0d3f5f692cd0e121f4923c322e9ffb
[INFO] validating manifest of cmusser/periodic on toolchain master#435236b8877cdb98c82eaebfb7887782277265c5
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+435236b8877cdb98c82eaebfb7887782277265c5-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of cmusser/periodic on toolchain try#b5c7f157c20453dde8d47371abe73b32351b4e7f
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+b5c7f157c20453dde8d47371abe73b32351b4e7f-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing cmusser/periodic
[INFO] finished frobbing cmusser/periodic
[INFO] frobbed toml for cmusser/periodic written to work/ex/pr-62849/sources/master#435236b8877cdb98c82eaebfb7887782277265c5/gh/cmusser/periodic/Cargo.toml
[INFO] started frobbing cmusser/periodic
[INFO] finished frobbing cmusser/periodic
[INFO] frobbed toml for cmusser/periodic written to work/ex/pr-62849/sources/try#b5c7f157c20453dde8d47371abe73b32351b4e7f/gh/cmusser/periodic/Cargo.toml
[INFO] crate cmusser/periodic already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+435236b8877cdb98c82eaebfb7887782277265c5-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+b5c7f157c20453dde8d47371abe73b32351b4e7f-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking cmusser/periodic against try#b5c7f157c20453dde8d47371abe73b32351b4e7f for pr-62849
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-62849/worker-6/try#b5c7f157c20453dde8d47371abe73b32351b4e7f:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-62849/sources/try#b5c7f157c20453dde8d47371abe73b32351b4e7f/gh/cmusser/periodic:/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=forbid" "-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" "+b5c7f157c20453dde8d47371abe73b32351b4e7f-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 1afdb187bbe09620e8fde59f4d8d75f3dd765236f5d053913326ec5a7fe05548
[INFO] running `"docker" "start" "-a" "1afdb187bbe09620e8fde59f4d8d75f3dd765236f5d053913326ec5a7fe05548"`
[INFO] [stderr]     Checking libc v0.2.36
[INFO] [stderr]     Checking futures v0.1.18
[INFO] [stderr]    Compiling regex v1.1.6
[INFO] [stderr]     Checking num-traits v0.2.0
[INFO] [stderr]     Checking serde v1.0.27
[INFO] [stderr]     Checking log v0.4.1
[INFO] [stderr]     Checking regex-syntax v0.6.6
[INFO] [stderr]     Checking yaml-rust v0.4.0
[INFO] [stderr]     Checking log v0.3.9
[INFO] [stderr]     Checking aho-corasick v0.7.3
[INFO] [stderr]    Compiling serde_derive_internals v0.19.0
[INFO] [stderr]     Checking iovec v0.1.2
[INFO] [stderr]     Checking net2 v0.2.31
[INFO] [stderr]     Checking atty v0.2.6
[INFO] [stderr]     Checking time v0.1.39
[INFO] [stderr]     Checking num-integer v0.1.36
[INFO] [stderr]     Checking num-traits v0.1.43
[INFO] [stderr]     Checking bytes v0.4.6
[INFO] [stderr]     Checking clap v2.30.0
[INFO] [stderr]     Checking mio v0.6.13
[INFO] [stderr]     Checking chrono v0.4.2
[INFO] [stderr]     Checking mio-uds v0.6.4
[INFO] [stderr]     Checking tokio-io v0.1.5
[INFO] [stderr]    Compiling serde_derive v1.0.27
[INFO] [stderr]     Checking tokio-core v0.1.12
[INFO] [stderr]     Checking tokio-signal v0.1.4
[INFO] [stderr]     Checking tokio-process v0.1.5
[INFO] [stderr]     Checking shellwords v1.0.0
[INFO] [stderr]     Checking serde_yaml v0.7.3
[INFO] [stderr]     Checking periodic v2.0.0 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/periodic.rs:189:44
[INFO] [stderr]     |
[INFO] [stderr] 189 |                     handle: Handle) -> Box<Future<Item=(), Error=std::io::Error>> {
[INFO] [stderr]     |                                            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item=(), Error=std::io::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/periodic.rs:198:46
[INFO] [stderr]     |
[INFO] [stderr] 198 |                       handle: Handle) -> Box<Future<Item=(), Error=std::io::Error>> {
[INFO] [stderr]     |                                              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item=(), Error=std::io::Error>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/periodic.rs:239:66
[INFO] [stderr]     |
[INFO] [stderr] 239 |                    handle: Handle, start_delay: Duration) -> Box<Future<Item=(), Error=std::io::Error>> {
[INFO] [stderr]     |                                                                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item=(), Error=std::io::Error>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/periodic.rs:272:52
[INFO] [stderr]     |
[INFO] [stderr] 272 |                             let mut tasks: Vec<Box<Future<Item=(), Error=std::io::Error>>> = Vec::new();
[INFO] [stderr]     |                                                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item=(), Error=std::io::Error>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/periodic.rs:189:44
[INFO] [stderr]     |
[INFO] [stderr] 189 |                     handle: Handle) -> Box<Future<Item=(), Error=std::io::Error>> {
[INFO] [stderr]     |                                            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item=(), Error=std::io::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/periodic.rs:198:46
[INFO] [stderr]     |
[INFO] [stderr] 198 |                       handle: Handle) -> Box<Future<Item=(), Error=std::io::Error>> {
[INFO] [stderr]     |                                              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item=(), Error=std::io::Error>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/periodic.rs:239:66
[INFO] [stderr]     |
[INFO] [stderr] 239 |                    handle: Handle, start_delay: Duration) -> Box<Future<Item=(), Error=std::io::Error>> {
[INFO] [stderr]     |                                                                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item=(), Error=std::io::Error>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/periodic.rs:272:52
[INFO] [stderr]     |
[INFO] [stderr] 272 |                             let mut tasks: Vec<Box<Future<Item=(), Error=std::io::Error>>> = Vec::new();
[INFO] [stderr]     |                                                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item=(), Error=std::io::Error>`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 43.15s
[INFO] running `"docker" "inspect" "1afdb187bbe09620e8fde59f4d8d75f3dd765236f5d053913326ec5a7fe05548"`
[INFO] running `"docker" "rm" "-f" "1afdb187bbe09620e8fde59f4d8d75f3dd765236f5d053913326ec5a7fe05548"`
[INFO] [stdout] 1afdb187bbe09620e8fde59f4d8d75f3dd765236f5d053913326ec5a7fe05548