[INFO] crate io-providers 0.2.0-beta.3 is already in cache
[INFO] testing io-providers-0.2.0-beta.3 against 1.44.0 for beta-1.45-1
[INFO] extracting crate io-providers 0.2.0-beta.3 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate io-providers 0.2.0-beta.3 on toolchain 1.44.0
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate io-providers 0.2.0-beta.3
[INFO] finished tweaking crates.io crate io-providers 0.2.0-beta.3
[INFO] tweaked toml for crates.io crate io-providers 0.2.0-beta.3 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.44.0" "build" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 83dbe33822dd4e36fc8922ce688e5b839ac3e45690b6fdb1aa8ea367d116b725
[INFO] running `"docker" "start" "-a" "83dbe33822dd4e36fc8922ce688e5b839ac3e45690b6fdb1aa8ea367d116b725"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling io-providers v0.2.0-beta.3 (/opt/rustwide/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/std_streams/native.rs:34:33
[INFO] [stderr]    |
[INFO] [stderr] 34 |     fn input(&mut self) -> &mut io::Read {
[INFO] [stderr]    |                                 ^^^^^^^^ help: use `dyn`: `dyn io::Read`
[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/std_streams/native.rs:38:34
[INFO] [stderr]    |
[INFO] [stderr] 38 |     fn output(&mut self) -> &mut io::Write {
[INFO] [stderr]    |                                  ^^^^^^^^^ help: use `dyn`: `dyn io::Write`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/std_streams/native.rs:42:33
[INFO] [stderr]    |
[INFO] [stderr] 42 |     fn error(&mut self) -> &mut io::Write {
[INFO] [stderr]    |                                 ^^^^^^^^^ help: use `dyn`: `dyn io::Write`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/std_streams/simulated.rs:93:33
[INFO] [stderr]    |
[INFO] [stderr] 93 |     fn input(&mut self) -> &mut Read {
[INFO] [stderr]    |                                 ^^^^ help: use `dyn`: `dyn Read`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/std_streams/simulated.rs:97:34
[INFO] [stderr]    |
[INFO] [stderr] 97 |     fn output(&mut self) -> &mut Write {
[INFO] [stderr]    |                                  ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/std_streams/simulated.rs:101:33
[INFO] [stderr]     |
[INFO] [stderr] 101 |     fn error(&mut self) -> &mut Write {
[INFO] [stderr]     |                                 ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/std_streams/mod.rs:44:33
[INFO] [stderr]    |
[INFO] [stderr] 44 |     fn input(&mut self) -> &mut io::Read;
[INFO] [stderr]    |                                 ^^^^^^^^ help: use `dyn`: `dyn io::Read`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/std_streams/mod.rs:47:34
[INFO] [stderr]    |
[INFO] [stderr] 47 |     fn output(&mut self) -> &mut io::Write;
[INFO] [stderr]    |                                  ^^^^^^^^^ help: use `dyn`: `dyn io::Write`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/std_streams/mod.rs:50:33
[INFO] [stderr]    |
[INFO] [stderr] 50 |     fn error(&mut self) -> &mut io::Write;
[INFO] [stderr]    |                                 ^^^^^^^^^ help: use `dyn`: `dyn io::Write`
[INFO] [stderr] 
[INFO] [stderr] warning: 9 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.42s
[INFO] running `"docker" "inspect" "83dbe33822dd4e36fc8922ce688e5b839ac3e45690b6fdb1aa8ea367d116b725"`
[INFO] running `"docker" "rm" "-f" "83dbe33822dd4e36fc8922ce688e5b839ac3e45690b6fdb1aa8ea367d116b725"`
[INFO] [stdout] 83dbe33822dd4e36fc8922ce688e5b839ac3e45690b6fdb1aa8ea367d116b725
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.44.0" "test" "--frozen" "--no-run"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] d38eb09b469e55e47e603570b283e5fc038d39834f4262cab62b3c90d2e5438b
[INFO] running `"docker" "start" "-a" "d38eb09b469e55e47e603570b283e5fc038d39834f4262cab62b3c90d2e5438b"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling io-providers v0.2.0-beta.3 (/opt/rustwide/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/std_streams/native.rs:34:33
[INFO] [stderr]    |
[INFO] [stderr] 34 |     fn input(&mut self) -> &mut io::Read {
[INFO] [stderr]    |                                 ^^^^^^^^ help: use `dyn`: `dyn io::Read`
[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/std_streams/native.rs:38:34
[INFO] [stderr]    |
[INFO] [stderr] 38 |     fn output(&mut self) -> &mut io::Write {
[INFO] [stderr]    |                                  ^^^^^^^^^ help: use `dyn`: `dyn io::Write`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/std_streams/native.rs:42:33
[INFO] [stderr]    |
[INFO] [stderr] 42 |     fn error(&mut self) -> &mut io::Write {
[INFO] [stderr]    |                                 ^^^^^^^^^ help: use `dyn`: `dyn io::Write`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/std_streams/simulated.rs:93:33
[INFO] [stderr]    |
[INFO] [stderr] 93 |     fn input(&mut self) -> &mut Read {
[INFO] [stderr]    |                                 ^^^^ help: use `dyn`: `dyn Read`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/std_streams/simulated.rs:97:34
[INFO] [stderr]    |
[INFO] [stderr] 97 |     fn output(&mut self) -> &mut Write {
[INFO] [stderr]    |                                  ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/std_streams/simulated.rs:101:33
[INFO] [stderr]     |
[INFO] [stderr] 101 |     fn error(&mut self) -> &mut Write {
[INFO] [stderr]     |                                 ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/std_streams/mod.rs:44:33
[INFO] [stderr]    |
[INFO] [stderr] 44 |     fn input(&mut self) -> &mut io::Read;
[INFO] [stderr]    |                                 ^^^^^^^^ help: use `dyn`: `dyn io::Read`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/std_streams/mod.rs:47:34
[INFO] [stderr]    |
[INFO] [stderr] 47 |     fn output(&mut self) -> &mut io::Write;
[INFO] [stderr]    |                                  ^^^^^^^^^ help: use `dyn`: `dyn io::Write`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/std_streams/mod.rs:50:33
[INFO] [stderr]    |
[INFO] [stderr] 50 |     fn error(&mut self) -> &mut io::Write;
[INFO] [stderr]    |                                 ^^^^^^^^^ help: use `dyn`: `dyn io::Write`
[INFO] [stderr] 
[INFO] [stderr] warning: 9 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/std_streams/native.rs:34:33
[INFO] [stderr]    |
[INFO] [stderr] 34 |     fn input(&mut self) -> &mut io::Read {
[INFO] [stderr]    |                                 ^^^^^^^^ help: use `dyn`: `dyn io::Read`
[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/std_streams/native.rs:38:34
[INFO] [stderr]    |
[INFO] [stderr] 38 |     fn output(&mut self) -> &mut io::Write {
[INFO] [stderr]    |                                  ^^^^^^^^^ help: use `dyn`: `dyn io::Write`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/std_streams/native.rs:42:33
[INFO] [stderr]    |
[INFO] [stderr] 42 |     fn error(&mut self) -> &mut io::Write {
[INFO] [stderr]    |                                 ^^^^^^^^^ help: use `dyn`: `dyn io::Write`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/std_streams/simulated.rs:93:33
[INFO] [stderr]    |
[INFO] [stderr] 93 |     fn input(&mut self) -> &mut Read {
[INFO] [stderr]    |                                 ^^^^ help: use `dyn`: `dyn Read`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/std_streams/simulated.rs:97:34
[INFO] [stderr]    |
[INFO] [stderr] 97 |     fn output(&mut self) -> &mut Write {
[INFO] [stderr]    |                                  ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/std_streams/simulated.rs:101:33
[INFO] [stderr]     |
[INFO] [stderr] 101 |     fn error(&mut self) -> &mut Write {
[INFO] [stderr]     |                                 ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/std_streams/mod.rs:44:33
[INFO] [stderr]    |
[INFO] [stderr] 44 |     fn input(&mut self) -> &mut io::Read;
[INFO] [stderr]    |                                 ^^^^^^^^ help: use `dyn`: `dyn io::Read`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/std_streams/mod.rs:47:34
[INFO] [stderr]    |
[INFO] [stderr] 47 |     fn output(&mut self) -> &mut io::Write;
[INFO] [stderr]    |                                  ^^^^^^^^^ help: use `dyn`: `dyn io::Write`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/std_streams/mod.rs:50:33
[INFO] [stderr]    |
[INFO] [stderr] 50 |     fn error(&mut self) -> &mut io::Write;
[INFO] [stderr]    |                                 ^^^^^^^^^ help: use `dyn`: `dyn io::Write`
[INFO] [stderr] 
[INFO] [stderr] warning: 9 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.64s
[INFO] running `"docker" "inspect" "d38eb09b469e55e47e603570b283e5fc038d39834f4262cab62b3c90d2e5438b"`
[INFO] running `"docker" "rm" "-f" "d38eb09b469e55e47e603570b283e5fc038d39834f4262cab62b3c90d2e5438b"`
[INFO] [stdout] d38eb09b469e55e47e603570b283e5fc038d39834f4262cab62b3c90d2e5438b
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.44.0" "test" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] ba500017195f6f5d2972199dc2d74229fd70a263a49f81b26c0789b9d8b602b3
[INFO] running `"docker" "start" "-a" "ba500017195f6f5d2972199dc2d74229fd70a263a49f81b26c0789b9d8b602b3"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/std_streams/native.rs:34:33
[INFO] [stderr]    |
[INFO] [stderr] 34 |     fn input(&mut self) -> &mut io::Read {
[INFO] [stderr]    |                                 ^^^^^^^^ help: use `dyn`: `dyn io::Read`
[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/std_streams/native.rs:38:34
[INFO] [stderr]    |
[INFO] [stderr] 38 |     fn output(&mut self) -> &mut io::Write {
[INFO] [stderr]    |                                  ^^^^^^^^^ help: use `dyn`: `dyn io::Write`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/std_streams/native.rs:42:33
[INFO] [stderr]    |
[INFO] [stderr] 42 |     fn error(&mut self) -> &mut io::Write {
[INFO] [stderr]    |                                 ^^^^^^^^^ help: use `dyn`: `dyn io::Write`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/std_streams/simulated.rs:93:33
[INFO] [stderr]    |
[INFO] [stderr] 93 |     fn input(&mut self) -> &mut Read {
[INFO] [stderr]    |                                 ^^^^ help: use `dyn`: `dyn Read`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/std_streams/simulated.rs:97:34
[INFO] [stderr]    |
[INFO] [stderr] 97 |     fn output(&mut self) -> &mut Write {
[INFO] [stderr]    |                                  ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/std_streams/simulated.rs:101:33
[INFO] [stderr]     |
[INFO] [stderr] 101 |     fn error(&mut self) -> &mut Write {
[INFO] [stderr]     |                                 ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/std_streams/mod.rs:44:33
[INFO] [stderr]    |
[INFO] [stderr] 44 |     fn input(&mut self) -> &mut io::Read;
[INFO] [stderr]    |                                 ^^^^^^^^ help: use `dyn`: `dyn io::Read`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/std_streams/mod.rs:47:34
[INFO] [stderr]    |
[INFO] [stderr] 47 |     fn output(&mut self) -> &mut io::Write;
[INFO] [stderr]    |                                  ^^^^^^^^^ help: use `dyn`: `dyn io::Write`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/std_streams/mod.rs:50:33
[INFO] [stderr]    |
[INFO] [stderr] 50 |     fn error(&mut self) -> &mut io::Write;
[INFO] [stderr]    |                                 ^^^^^^^^^ help: use `dyn`: `dyn io::Write`
[INFO] [stderr] 
[INFO] [stderr] warning: 9 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/std_streams/native.rs:34:33
[INFO] [stderr]    |
[INFO] [stderr] 34 |     fn input(&mut self) -> &mut io::Read {
[INFO] [stderr]    |                                 ^^^^^^^^ help: use `dyn`: `dyn io::Read`
[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/std_streams/native.rs:38:34
[INFO] [stderr]    |
[INFO] [stderr] 38 |     fn output(&mut self) -> &mut io::Write {
[INFO] [stderr]    |                                  ^^^^^^^^^ help: use `dyn`: `dyn io::Write`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/std_streams/native.rs:42:33
[INFO] [stderr]    |
[INFO] [stderr] 42 |     fn error(&mut self) -> &mut io::Write {
[INFO] [stderr]    |                                 ^^^^^^^^^ help: use `dyn`: `dyn io::Write`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/std_streams/simulated.rs:93:33
[INFO] [stderr]    |
[INFO] [stderr] 93 |     fn input(&mut self) -> &mut Read {
[INFO] [stderr]    |                                 ^^^^ help: use `dyn`: `dyn Read`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/std_streams/simulated.rs:97:34
[INFO] [stderr]    |
[INFO] [stderr] 97 |     fn output(&mut self) -> &mut Write {
[INFO] [stderr]    |                                  ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/std_streams/simulated.rs:101:33
[INFO] [stderr]     |
[INFO] [stderr] 101 |     fn error(&mut self) -> &mut Write {
[INFO] [stderr]     |                                 ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/std_streams/mod.rs:44:33
[INFO] [stderr]    |
[INFO] [stderr] 44 |     fn input(&mut self) -> &mut io::Read;
[INFO] [stderr]    |                                 ^^^^^^^^ help: use `dyn`: `dyn io::Read`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/std_streams/mod.rs:47:34
[INFO] [stderr]    |
[INFO] [stderr] 47 |     fn output(&mut self) -> &mut io::Write;
[INFO] [stderr]    |                                  ^^^^^^^^^ help: use `dyn`: `dyn io::Write`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/std_streams/mod.rs:50:33
[INFO] [stderr]    |
[INFO] [stderr] 50 |     fn error(&mut self) -> &mut io::Write;
[INFO] [stderr]    |                                 ^^^^^^^^^ help: use `dyn`: `dyn io::Write`
[INFO] [stderr] 
[INFO] [stderr] warning: 9 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.12s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/io_providers-2f8f567ccbbfd4cf
[INFO] [stdout] 
[INFO] [stdout] running 31 tests
[INFO] [stdout] test env::simulated::tests::home_dir__called_before_set__returns_none ... ok
[INFO] [stdout] test env::simulated::tests::home_dir__set_and_get__success ... ok
[INFO] [stdout] test env::simulated::tests::current_dir__set_and_get__success ... ok
[INFO] [stdout] test env::simulated::tests::args__set_and_get__success ... ok
[INFO] [stdout] test env::simulated::tests::remove_var__value_previously_defined__value_is_removed ... ok
[INFO] [stdout] test env::simulated::tests::args_os__set_and_get__success ... ok
[INFO] [stdout] test env::simulated::tests::var__get_defined_var__returns_value ... ok
[INFO] [stdout] test env::simulated::tests::var__get_undefined_var__returns_not_present ... ok
[INFO] [stdout] test env::simulated::tests::var_os__get_defined_var__returns_value ... ok
[INFO] [stdout] test env::simulated::tests::temp_dir__set_and_get__success ... ok
[INFO] [stdout] test env::simulated::tests::current_exe__set_and_get__success ... ok
[INFO] [stdout] test env::simulated::tests::var_os__get_undefined_var__returns_none ... ok
[INFO] [stdout] test std_streams::simulated::tests::chunk_pipe__one_write__reads_successfully ... ok
[INFO] [stdout] test std_streams::simulated::tests::provider__write_and_read_input__success ... ok
[INFO] [stdout] test std_streams::simulated::tests::provider__two_input_writes__two_reads ... ok
[INFO] [stdout] test std_streams::simulated::tests::provider__empty_input__length_zero_read ... ok
[INFO] [stdout] test std_streams::simulated::tests::chunk_pipe__no_writes__reads_successfully ... ok
[INFO] [stdout] test std_streams::simulated::tests::chunk_pipe__two_writes__reads_successfully ... ok
[INFO] [stdout] test env::simulated::tests::vars_os__multiple_vars_defined__returns_all_vars ... ok
[INFO] [stdout] test env::simulated::tests::vars__multiple_vars_defined__returns_all_vars ... ok
[INFO] [stdout] test fs::temp::tests::change_path__relative_path_to_file_in_current_dir ... ok
[INFO] [stdout] test fs::temp::tests::change_path__absolute_path_to_file_in_root ... ok
[INFO] [stdout] test fs::temp::tests::change_path__relative_path_to_nested_file ... ok
[INFO] [stdout] test fs::temp::tests::change_path__absolute_path_to_nested_file ... ok
[INFO] [stdout] test std_streams::simulated::tests::provider__write_read_error__success ... ok
[INFO] [stdout] test std_streams::simulated::tests::provider__write_read_output__success ... ok
[INFO] [stdout] test env::simulated::tests::args__called_before_set__panics ... ok
[INFO] [stdout] test env::simulated::tests::current_dir__called_before_set__panics ... ok
[INFO] [stdout] test env::simulated::tests::current_exe__called_before_set__panics ... ok
[INFO] [stdout] test env::simulated::tests::args_os__called_before_set__panics ... ok
[INFO] [stdout] test env::simulated::tests::temp_dir__called_before_set__panics ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 31 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/temp_fs-75b5eef70e59c472
[INFO] [stdout] running 3 tests
[INFO] [stdout] test temp_fs__dropped_from_scope__cleans_up_temp_dir ... ok
[INFO] [stdout] test temp_fs__uses_system_temp_dir ... ok
[INFO] [stderr]    Doc-tests io-providers
[INFO] [stdout] test temp_fs__file_created__exists_in_temp_dir ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test src/std_streams/simulated.rs - std_streams::simulated::SimulatedStdStreams::write_input (line 44) ... ok
[INFO] [stdout] test src/std_streams/mod.rs - std_streams (line 5) ... ok
[INFO] [stdout] test src/std_streams/simulated.rs - std_streams::simulated::SimulatedStdStreams::read_output (line 61) ... ok
[INFO] [stdout] test src/std_streams/simulated.rs - std_streams::simulated::SimulatedStdStreams::read_error (line 78) ... ok
[INFO] [stdout] test src/lib.rs -  (line 25) ... ok
[INFO] [stdout] test src/env/mod.rs - env::Env (line 21) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "ba500017195f6f5d2972199dc2d74229fd70a263a49f81b26c0789b9d8b602b3"`
[INFO] running `"docker" "rm" "-f" "ba500017195f6f5d2972199dc2d74229fd70a263a49f81b26c0789b9d8b602b3"`
[INFO] [stdout] ba500017195f6f5d2972199dc2d74229fd70a263a49f81b26c0789b9d8b602b3