[INFO] updating cached repository voidxnull/mio-chat-example [INFO] running `"git" "fetch" "--all"` [INFO] [stdout] Fetching origin [INFO] [stderr] From git://github.com/voidxnull/mio-chat-example [INFO] [stderr] * branch HEAD -> FETCH_HEAD [INFO] running `"git" "clone" "work/cache/sources/gh/voidxnull/mio-chat-example" "work/ex/beta-1.38-1/sources/1.37.0/gh/voidxnull/mio-chat-example"` [INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/voidxnull/mio-chat-example'... [INFO] [stderr] done. [INFO] running `"git" "clone" "work/cache/sources/gh/voidxnull/mio-chat-example" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/voidxnull/mio-chat-example"` [INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/voidxnull/mio-chat-example'... [INFO] [stderr] done. [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] 638e0a6875ae0cc861b07e7403374189456ef905 [INFO] sha for GitHub repo voidxnull/mio-chat-example: 638e0a6875ae0cc861b07e7403374189456ef905 [INFO] validating manifest of voidxnull/mio-chat-example 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 voidxnull/mio-chat-example 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 voidxnull/mio-chat-example [INFO] finished frobbing voidxnull/mio-chat-example [INFO] frobbed toml for voidxnull/mio-chat-example written to work/ex/beta-1.38-1/sources/1.37.0/gh/voidxnull/mio-chat-example/Cargo.toml [INFO] started frobbing voidxnull/mio-chat-example [INFO] finished frobbing voidxnull/mio-chat-example [INFO] frobbed toml for voidxnull/mio-chat-example written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/voidxnull/mio-chat-example/Cargo.toml [INFO] crate voidxnull/mio-chat-example already has a lockfile, it will not be regenerated [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 voidxnull/mio-chat-example 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/gh/voidxnull/mio-chat-example:/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] 93e73b8f69be066db2712147a6555d7bfd51175c73423c083941fdf0d9cff604 [INFO] running `"docker" "start" "-a" "93e73b8f69be066db2712147a6555d7bfd51175c73423c083941fdf0d9cff604"` [INFO] [stderr] Compiling regex v1.1.7 [INFO] [stderr] Compiling mio v0.6.19 [INFO] [stderr] Compiling mio-extras v2.0.5 [INFO] [stderr] Compiling env_logger v0.6.1 [INFO] [stderr] Compiling mio-chat-example v0.1.0 (/opt/crater/workdir) [INFO] [stderr] warning: unused imports: `Timer`, `self` [INFO] [stderr] --> src/tcp/server.rs:8:25 [INFO] [stderr] | [INFO] [stderr] 8 | use mio_extras::timer::{self, Timer}; [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] --> src/tcp/server.rs:64:20 [INFO] [stderr] | [INFO] [stderr] 64 | Option)>>, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(String, &TcpConnection, &TcpSender, &Slab)` [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/tcp/server.rs:65:43 [INFO] [stderr] | [INFO] [stderr] 65 | client_connected_callback: Option)>>, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&TcpConnection, &TcpSender, &Slab)` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/tcp/server.rs:66:46 [INFO] [stderr] | [INFO] [stderr] 66 | client_disconnected_callback: Option)>>, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(Token, &Slab)` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `msg` [INFO] [stderr] --> src/main.rs:20:33 [INFO] [stderr] | [INFO] [stderr] 20 | server.on_message_received(|msg, _, _, _| { [INFO] [stderr] | ^^^ help: consider prefixing with an underscore: `_msg` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 13.11s [INFO] running `"docker" "inspect" "93e73b8f69be066db2712147a6555d7bfd51175c73423c083941fdf0d9cff604"` [INFO] running `"docker" "rm" "-f" "93e73b8f69be066db2712147a6555d7bfd51175c73423c083941fdf0d9cff604"` [INFO] [stdout] 93e73b8f69be066db2712147a6555d7bfd51175c73423c083941fdf0d9cff604 [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/gh/voidxnull/mio-chat-example:/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] 029d9f065f9a177753a14e81363c57a527605019b56d6a083c6704cc37c27d2c [INFO] running `"docker" "start" "-a" "029d9f065f9a177753a14e81363c57a527605019b56d6a083c6704cc37c27d2c"` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling mio-chat-example v0.1.0 (/opt/crater/workdir) [INFO] [stderr] warning: unused imports: `Timer`, `self` [INFO] [stderr] --> src/tcp/server.rs:8:25 [INFO] [stderr] | [INFO] [stderr] 8 | use mio_extras::timer::{self, Timer}; [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] --> src/tcp/server.rs:64:20 [INFO] [stderr] | [INFO] [stderr] 64 | Option)>>, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(String, &TcpConnection, &TcpSender, &Slab)` [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/tcp/server.rs:65:43 [INFO] [stderr] | [INFO] [stderr] 65 | client_connected_callback: Option)>>, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&TcpConnection, &TcpSender, &Slab)` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/tcp/server.rs:66:46 [INFO] [stderr] | [INFO] [stderr] 66 | client_disconnected_callback: Option)>>, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(Token, &Slab)` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `msg` [INFO] [stderr] --> src/main.rs:20:33 [INFO] [stderr] | [INFO] [stderr] 20 | server.on_message_received(|msg, _, _, _| { [INFO] [stderr] | ^^^ help: consider prefixing with an underscore: `_msg` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1.06s [INFO] running `"docker" "inspect" "029d9f065f9a177753a14e81363c57a527605019b56d6a083c6704cc37c27d2c"` [INFO] running `"docker" "rm" "-f" "029d9f065f9a177753a14e81363c57a527605019b56d6a083c6704cc37c27d2c"` [INFO] [stdout] 029d9f065f9a177753a14e81363c57a527605019b56d6a083c6704cc37c27d2c [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/gh/voidxnull/mio-chat-example:/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] a0b5749c0c74e14b74b9c6ab4c8886a729d0a63ab6ad8f5d4212760cb481ea69 [INFO] running `"docker" "start" "-a" "a0b5749c0c74e14b74b9c6ab4c8886a729d0a63ab6ad8f5d4212760cb481ea69"` [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.05s [INFO] [stderr] Running /opt/crater/target/debug/deps/mio_chat_example-25390ef48c5043a2 [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" "a0b5749c0c74e14b74b9c6ab4c8886a729d0a63ab6ad8f5d4212760cb481ea69"` [INFO] running `"docker" "rm" "-f" "a0b5749c0c74e14b74b9c6ab4c8886a729d0a63ab6ad8f5d4212760cb481ea69"` [INFO] [stdout] a0b5749c0c74e14b74b9c6ab4c8886a729d0a63ab6ad8f5d4212760cb481ea69