[INFO] crate libzmq 0.1.24 is already in cache
[INFO] extracting crate libzmq 0.1.24 into work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/reg/libzmq/0.1.24
[INFO] extracting crate libzmq 0.1.24 into work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/reg/libzmq/0.1.24
[INFO] validating manifest of libzmq-0.1.24 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 libzmq-0.1.24 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 libzmq-0.1.24
[INFO] finished frobbing libzmq-0.1.24
[INFO] frobbed toml for libzmq-0.1.24 written to work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/reg/libzmq/0.1.24/Cargo.toml
[INFO] started frobbing libzmq-0.1.24
[INFO] finished frobbing libzmq-0.1.24
[INFO] frobbed toml for libzmq-0.1.24 written to work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/reg/libzmq/0.1.24/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 libzmq-0.1.24 against try#266783e4e09e4e9d5307c1c8e695659c58bbcac7 for pr-63376
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-63376/worker-2/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/reg/libzmq/0.1.24:/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] 7a873d9a911c3d06d710f2fcf88fc2c2784c36456ff4a1217d22928302d9d5e2
[INFO] running `"docker" "start" "-a" "7a873d9a911c3d06d710f2fcf88fc2c2784c36456ff4a1217d22928302d9d5e2"`
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling pulldown-cmark v0.4.1
[INFO] [stderr]     Checking semver-parser v0.9.0
[INFO] [stderr]    Compiling zeromq-src v0.1.7+4.3.2
[INFO] [stderr]     Checking bstr v0.2.7
[INFO] [stderr]     Checking toml v0.5.3
[INFO] [stderr]     Checking humantime-serde v0.1.1
[INFO] [stderr]     Checking ron v0.5.1
[INFO] [stderr]     Checking serde_yaml v0.8.9
[INFO] [stderr]     Checking tinytemplate v1.0.2
[INFO] [stderr]    Compiling libzmq-sys v0.1.6
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]     Checking csv v1.1.1
[INFO] [stderr]     Checking criterion v0.2.11
[INFO] [stderr]     Checking version-sync v0.8.1
[INFO] [stderr]    Compiling synstructure v0.10.2
[INFO] [stderr]    Compiling failure_derive v0.1.5
[INFO] [stderr]    Compiling serde_with_macros v1.0.1
[INFO] [stderr]     Checking failure v0.1.5
[INFO] [stderr]     Checking serde_with v1.3.1
[INFO] [stderr]     Checking libzmq v0.1.24 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/error.rs:109:32
[INFO] [stderr]     |
[INFO] [stderr] 109 |     fn cause(&self) -> Option<&Fail> {
[INFO] [stderr]     |                                ^^^^ help: use `dyn`: `dyn Fail`
[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/error.rs:109:32
[INFO] [stderr]     |
[INFO] [stderr] 109 |     fn cause(&self) -> Option<&Fail> {
[INFO] [stderr]     |                                ^^^^ help: use `dyn`: `dyn Fail`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Backlog`
[INFO] [stderr]   --> src/core/sockopt.rs:20:5
[INFO] [stderr]    |
[INFO] [stderr] 20 |     Backlog = sys::ZMQ_BACKLOG as isize,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `ConnectTimeout`
[INFO] [stderr]   --> src/core/sockopt.rs:21:5
[INFO] [stderr]    |
[INFO] [stderr] 21 |     ConnectTimeout = sys::ZMQ_CONNECT_TIMEOUT as isize,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `FileDescriptor`
[INFO] [stderr]   --> src/core/sockopt.rs:22:5
[INFO] [stderr]    |
[INFO] [stderr] 22 |     FileDescriptor = sys::ZMQ_FD as isize,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Linger`
[INFO] [stderr]   --> src/core/sockopt.rs:31:5
[INFO] [stderr]    |
[INFO] [stderr] 31 |     Linger = sys::ZMQ_LINGER as isize,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Subscribe`
[INFO] [stderr]   --> src/core/sockopt.rs:38:5
[INFO] [stderr]    |
[INFO] [stderr] 38 |     Subscribe = sys::ZMQ_SUBSCRIBE as isize,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Unsubscribe`
[INFO] [stderr]   --> src/core/sockopt.rs:39:5
[INFO] [stderr]    |
[INFO] [stderr] 39 |     Unsubscribe = sys::ZMQ_UNSUBSCRIBE as isize,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `InBatchSize`
[INFO] [stderr]   --> src/core/sockopt.rs:44:5
[INFO] [stderr]    |
[INFO] [stderr] 44 |     InBatchSize = sys::ZMQ_IN_BATCH_SIZE as isize,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `OutBatchSize`
[INFO] [stderr]   --> src/core/sockopt.rs:45:5
[INFO] [stderr]    |
[INFO] [stderr] 45 |     OutBatchSize = sys::ZMQ_OUT_BATCH_SIZE as isize,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `MaxMsgSize`
[INFO] [stderr]   --> src/ctx.rs:23:5
[INFO] [stderr]    |
[INFO] [stderr] 23 |     MaxMsgSize,
[INFO] [stderr]    |     ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Dealer`
[INFO] [stderr]   --> src/old.rs:59:5
[INFO] [stderr]    |
[INFO] [stderr] 59 |     Dealer,
[INFO] [stderr]    |     ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Pair`
[INFO] [stderr]   --> src/old.rs:60:5
[INFO] [stderr]    |
[INFO] [stderr] 60 |     Pair,
[INFO] [stderr]    |     ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Sub`
[INFO] [stderr]   --> src/old.rs:61:5
[INFO] [stderr]    |
[INFO] [stderr] 61 |     Sub,
[INFO] [stderr]    |     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Backlog`
[INFO] [stderr]   --> src/core/sockopt.rs:20:5
[INFO] [stderr]    |
[INFO] [stderr] 20 |     Backlog = sys::ZMQ_BACKLOG as isize,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `ConnectTimeout`
[INFO] [stderr]   --> src/core/sockopt.rs:21:5
[INFO] [stderr]    |
[INFO] [stderr] 21 |     ConnectTimeout = sys::ZMQ_CONNECT_TIMEOUT as isize,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `FileDescriptor`
[INFO] [stderr]   --> src/core/sockopt.rs:22:5
[INFO] [stderr]    |
[INFO] [stderr] 22 |     FileDescriptor = sys::ZMQ_FD as isize,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Linger`
[INFO] [stderr]   --> src/core/sockopt.rs:31:5
[INFO] [stderr]    |
[INFO] [stderr] 31 |     Linger = sys::ZMQ_LINGER as isize,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Subscribe`
[INFO] [stderr]   --> src/core/sockopt.rs:38:5
[INFO] [stderr]    |
[INFO] [stderr] 38 |     Subscribe = sys::ZMQ_SUBSCRIBE as isize,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Unsubscribe`
[INFO] [stderr]   --> src/core/sockopt.rs:39:5
[INFO] [stderr]    |
[INFO] [stderr] 39 |     Unsubscribe = sys::ZMQ_UNSUBSCRIBE as isize,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `InBatchSize`
[INFO] [stderr]   --> src/core/sockopt.rs:44:5
[INFO] [stderr]    |
[INFO] [stderr] 44 |     InBatchSize = sys::ZMQ_IN_BATCH_SIZE as isize,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `OutBatchSize`
[INFO] [stderr]   --> src/core/sockopt.rs:45:5
[INFO] [stderr]    |
[INFO] [stderr] 45 |     OutBatchSize = sys::ZMQ_OUT_BATCH_SIZE as isize,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `MaxMsgSize`
[INFO] [stderr]   --> src/ctx.rs:23:5
[INFO] [stderr]    |
[INFO] [stderr] 23 |     MaxMsgSize,
[INFO] [stderr]    |     ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Dealer`
[INFO] [stderr]   --> src/old.rs:59:5
[INFO] [stderr]    |
[INFO] [stderr] 59 |     Dealer,
[INFO] [stderr]    |     ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Pair`
[INFO] [stderr]   --> src/old.rs:60:5
[INFO] [stderr]    |
[INFO] [stderr] 60 |     Pair,
[INFO] [stderr]    |     ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Sub`
[INFO] [stderr]   --> src/old.rs:61:5
[INFO] [stderr]    |
[INFO] [stderr] 61 |     Sub,
[INFO] [stderr]    |     ^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 34s
[INFO] running `"docker" "inspect" "7a873d9a911c3d06d710f2fcf88fc2c2784c36456ff4a1217d22928302d9d5e2"`
[INFO] running `"docker" "rm" "-f" "7a873d9a911c3d06d710f2fcf88fc2c2784c36456ff4a1217d22928302d9d5e2"`
[INFO] [stdout] 7a873d9a911c3d06d710f2fcf88fc2c2784c36456ff4a1217d22928302d9d5e2