[INFO] crate twilio-async 0.2.0 is already in cache
[INFO] extracting crate twilio-async 0.2.0 into work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/reg/twilio-async/0.2.0
[INFO] extracting crate twilio-async 0.2.0 into work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/reg/twilio-async/0.2.0
[INFO] validating manifest of twilio-async-0.2.0 on toolchain master#60960a260f7b5c695fd0717311d72ce62dd4eb43
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+60960a260f7b5c695fd0717311d72ce62dd4eb43-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of twilio-async-0.2.0 on toolchain try#266783e4e09e4e9d5307c1c8e695659c58bbcac7
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+266783e4e09e4e9d5307c1c8e695659c58bbcac7-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing twilio-async-0.2.0
[INFO] removed 0 missing examples
[INFO] finished frobbing twilio-async-0.2.0
[INFO] frobbed toml for twilio-async-0.2.0 written to work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/reg/twilio-async/0.2.0/Cargo.toml
[INFO] started frobbing twilio-async-0.2.0
[INFO] removed 0 missing examples
[INFO] finished frobbing twilio-async-0.2.0
[INFO] frobbed toml for twilio-async-0.2.0 written to work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/reg/twilio-async/0.2.0/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+60960a260f7b5c695fd0717311d72ce62dd4eb43-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+266783e4e09e4e9d5307c1c8e695659c58bbcac7-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+60960a260f7b5c695fd0717311d72ce62dd4eb43-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+266783e4e09e4e9d5307c1c8e695659c58bbcac7-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking twilio-async-0.2.0 against try#266783e4e09e4e9d5307c1c8e695659c58bbcac7 for pr-63376
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-63376/worker-6/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/reg/twilio-async/0.2.0:/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" "+266783e4e09e4e9d5307c1c8e695659c58bbcac7-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 7d75d293bb0e85ce85f981669e7a61bb2a8c6b9e35df5925bd865d92f6ca197f
[INFO] running `"docker" "start" "-a" "7d75d293bb0e85ce85f981669e7a61bb2a8c6b9e35df5925bd865d92f6ca197f"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking twiml v0.2.1
[INFO] [stderr]     Checking typed-headers v0.1.1
[INFO] [stderr]     Checking tokio-core v0.1.17
[INFO] [stderr]     Checking twilio-async v0.2.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused import: `Response`
[INFO] [stderr]  --> examples/default.rs:7:19
[INFO] [stderr]   |
[INFO] [stderr] 7 |     twiml::{Dial, Response, Twiml},
[INFO] [stderr]   |                   ^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> examples/default.rs:11:29
[INFO] [stderr]    |
[INFO] [stderr] 11 | fn main() -> 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]   --> examples/default.rs:22:70
[INFO] [stderr]    |
[INFO] [stderr] 22 | fn try_conference(core: &mut Core, twilio: Twilio) -> Result<(), Box<Error>> {
[INFO] [stderr]    |                                                                      ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> examples/default.rs:37:63
[INFO] [stderr]    |
[INFO] [stderr] 37 | fn try_msg(core: &mut Core, twilio: Twilio) -> Result<(), Box<Error>> {
[INFO] [stderr]    |                                                               ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> examples/default.rs:71:64
[INFO] [stderr]    |
[INFO] [stderr] 71 | fn try_call(core: &mut Core, twilio: Twilio) -> Result<(), Box<Error>> {
[INFO] [stderr]    |                                                                ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `sid`
[INFO] [stderr]   --> examples/default.rs:52:23
[INFO] [stderr]    |
[INFO] [stderr] 52 |         let MsgResp { sid, .. } = json;
[INFO] [stderr]    |                       ^^^ help: try ignoring the field: `sid: _`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `try_conference`
[INFO] [stderr]   --> examples/default.rs:22:1
[INFO] [stderr]    |
[INFO] [stderr] 22 | fn try_conference(core: &mut Core, twilio: Twilio) -> Result<(), Box<Error>> {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `try_call`
[INFO] [stderr]   --> examples/default.rs:71:1
[INFO] [stderr]    |
[INFO] [stderr] 71 | fn try_call(core: &mut Core, twilio: Twilio) -> Result<(), Box<Error>> {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 11.07s
[INFO] running `"docker" "inspect" "7d75d293bb0e85ce85f981669e7a61bb2a8c6b9e35df5925bd865d92f6ca197f"`
[INFO] running `"docker" "rm" "-f" "7d75d293bb0e85ce85f981669e7a61bb2a8c6b9e35df5925bd865d92f6ca197f"`
[INFO] [stdout] 7d75d293bb0e85ce85f981669e7a61bb2a8c6b9e35df5925bd865d92f6ca197f