[INFO] fetching crate trompt 0.0.4...
[INFO] testing trompt-0.0.4 against master#432e145bd5a974c5b6f4dd9b352891bd7502b69d for pr-87041
[INFO] extracting crate trompt 0.0.4 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate trompt 0.0.4 on toolchain 432e145bd5a974c5b6f4dd9b352891bd7502b69d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate trompt 0.0.4
[INFO] finished tweaking crates.io crate trompt 0.0.4
[INFO] tweaked toml for crates.io crate trompt 0.0.4 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 81b9c38ccb5c901ce835c2902aef8ca3a605953992d5e85828e88f4b644e7bd4
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "81b9c38ccb5c901ce835c2902aef8ca3a605953992d5e85828e88f4b644e7bd4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "81b9c38ccb5c901ce835c2902aef8ca3a605953992d5e85828e88f4b644e7bd4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "81b9c38ccb5c901ce835c2902aef8ca3a605953992d5e85828e88f4b644e7bd4", kill_on_drop: false }`
[INFO] [stdout] 81b9c38ccb5c901ce835c2902aef8ca3a605953992d5e85828e88f4b644e7bd4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e8ce8d84e4ab244e9d3dabf013a08cc209adb94375c393a2574513fb8f130049
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "e8ce8d84e4ab244e9d3dabf013a08cc209adb94375c393a2574513fb8f130049", kill_on_drop: false }`
[INFO] [stderr]    Compiling termios v0.2.2
[INFO] [stderr]    Compiling trompt v0.0.4 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:144:25
[INFO] [stdout]     |
[INFO] [stdout] 144 |     validators: Vec<Box<Fn(&str) -> ValidationResult<()>>>,
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&str) -> ValidationResult<()>`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:452:31
[INFO] [stdout]     |
[INFO] [stdout] 452 | fn silent() -> io::Result<Box<Fn() -> io::Result<()>>> {
[INFO] [stdout]     |                               ^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn() -> io::Result<()>`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.57s
[INFO] running `Command { std: "docker" "inspect" "e8ce8d84e4ab244e9d3dabf013a08cc209adb94375c393a2574513fb8f130049", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e8ce8d84e4ab244e9d3dabf013a08cc209adb94375c393a2574513fb8f130049", kill_on_drop: false }`
[INFO] [stdout] e8ce8d84e4ab244e9d3dabf013a08cc209adb94375c393a2574513fb8f130049
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 90dc306e0bcfcd6c1528b7df4af41303a884c5ba5751e59997ac3702442d3809
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "90dc306e0bcfcd6c1528b7df4af41303a884c5ba5751e59997ac3702442d3809", kill_on_drop: false }`
[INFO] [stderr]    Compiling trompt v0.0.4 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:144:25
[INFO] [stdout]     |
[INFO] [stdout] 144 |     validators: Vec<Box<Fn(&str) -> ValidationResult<()>>>,
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&str) -> ValidationResult<()>`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:452:31
[INFO] [stdout]     |
[INFO] [stdout] 452 | fn silent() -> io::Result<Box<Fn() -> io::Result<()>>> {
[INFO] [stdout]     |                               ^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn() -> io::Result<()>`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:144:25
[INFO] [stdout]     |
[INFO] [stdout] 144 |     validators: Vec<Box<Fn(&str) -> ValidationResult<()>>>,
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&str) -> ValidationResult<()>`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:470:31
[INFO] [stdout]     |
[INFO] [stdout] 470 | fn silent() -> io::Result<Box<Fn() -> io::Result<()>>> {
[INFO] [stdout]     |                               ^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn() -> io::Result<()>`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]    --> src/lib.rs:573:10
[INFO] [stdout]     |
[INFO] [stdout] 573 |         };
[INFO] [stdout]     |          ^ help: remove this semicolon
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.25s
[INFO] running `Command { std: "docker" "inspect" "90dc306e0bcfcd6c1528b7df4af41303a884c5ba5751e59997ac3702442d3809", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "90dc306e0bcfcd6c1528b7df4af41303a884c5ba5751e59997ac3702442d3809", kill_on_drop: false }`
[INFO] [stdout] 90dc306e0bcfcd6c1528b7df4af41303a884c5ba5751e59997ac3702442d3809
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 6eb671cbba3b9a71d7c63300e640152d6512cc20399249a4880a325b4269b55a
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "6eb671cbba3b9a71d7c63300e640152d6512cc20399249a4880a325b4269b55a", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:144:25
[INFO] [stderr]     |
[INFO] [stderr] 144 |     validators: Vec<Box<Fn(&str) -> ValidationResult<()>>>,
[INFO] [stderr]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&str) -> ValidationResult<()>`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:452:31
[INFO] [stderr]     |
[INFO] [stderr] 452 | fn silent() -> io::Result<Box<Fn() -> io::Result<()>>> {
[INFO] [stderr]     |                               ^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn() -> io::Result<()>`
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:144:25
[INFO] [stderr]     |
[INFO] [stderr] 144 |     validators: Vec<Box<Fn(&str) -> ValidationResult<()>>>,
[INFO] [stderr]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&str) -> ValidationResult<()>`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:470:31
[INFO] [stderr]     |
[INFO] [stderr] 470 | fn silent() -> io::Result<Box<Fn() -> io::Result<()>>> {
[INFO] [stderr]     |                               ^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn() -> io::Result<()>`
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary trailing semicolon
[INFO] [stderr]    --> src/lib.rs:573:10
[INFO] [stderr]     |
[INFO] [stderr] 573 |         };
[INFO] [stderr]     |          ^ help: remove this semicolon
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 3 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/trompt-5b4909fb5f782de4)
[INFO] [stdout] 
[INFO] [stdout] running 17 tests
[INFO] [stdout] test tests::confirm ... ok
[INFO] [stdout] test tests::confirm_case_insensitive ... ok
[INFO] [stdout] test tests::min_len ... ok
[INFO] [stdout] test tests::prompt ... ok
[INFO] [stdout] test tests::prompt_with_silent ... ok
[INFO] [stdout] test tests::send_collects_a_line ... ok
[INFO] [stdout] test tests::send_collects_from_input ... ok
[INFO] [stdout] test tests::send_message_to_output ... ok
[INFO] [stdout] test tests::silent ... ok
[INFO] [stdout] test tests::validate_pushes_to_validators ... ok
[INFO] [stdout] test tests::validate_validates_response ... ok
[INFO] [stderr]    Doc-tests trompt
[INFO] [stdout] test tests::send_collects_until_eof ... ok
[INFO] [stdout] test tests::defaults ... ok
[INFO] [stdout] test tests::max_len ... ok
[INFO] [stdout] test tests::message ... ok
[INFO] [stdout] test tests::validate_can_be_called_more_than_once ... ok
[INFO] [stdout] test tests::required ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 17 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 15 tests
[INFO] [stdout] test src/lib.rs - Trompt<R, W>::new (line 152) - compile ... ok
[INFO] [stdout] test src/lib.rs - Trompt<std::io::Stdin, std::io::Stdout>::stdout (line 425) - compile ... ok
[INFO] [stdout] test src/lib.rs - Trompt (line 127) - compile ... ok
[INFO] [stdout] test src/lib.rs - Trompt (line 135) - compile ... ok
[INFO] [stdout] test src/lib.rs - Trompt<std::io::Stdin, std::io::Stderr>::stderr (line 440) - compile ... ok
[INFO] [stdout] test src/lib.rs - Trompt<R, W>::silent (line 190) - compile ... ok
[INFO] [stdout] test src/lib.rs - Trompt<R, W>::message (line 175) - compile ... ok
[INFO] [stdout] test src/lib.rs - Trompt<R, W>::max_len (line 248) ... ok
[INFO] [stdout] test src/lib.rs - Trompt<R, W>::confirm (line 401) ... ok
[INFO] [stdout] test src/lib.rs - Trompt<R, W>::min_len (line 277) ... ok
[INFO] [stdout] test src/lib.rs - (line 5) ... ok
[INFO] [stdout] test src/lib.rs - Trompt<R, W>::required (line 305) ... ok
[INFO] [stdout] test src/lib.rs - Trompt<R, W>::send (line 336) ... ok
[INFO] [stdout] test src/lib.rs - Trompt<R, W>::prompt (line 380) ... ok
[INFO] [stdout] test src/lib.rs - Trompt<R, W>::validate (line 206) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 15 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 2.01s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "6eb671cbba3b9a71d7c63300e640152d6512cc20399249a4880a325b4269b55a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6eb671cbba3b9a71d7c63300e640152d6512cc20399249a4880a325b4269b55a", kill_on_drop: false }`
[INFO] [stdout] 6eb671cbba3b9a71d7c63300e640152d6512cc20399249a4880a325b4269b55a