[INFO] cloning repository https://github.com/kkweon/questionnaire [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/kkweon/questionnaire" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkkweon%2Fquestionnaire", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkkweon%2Fquestionnaire'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 262338c0ccfca4fa92126f05280bd18d839fecfc [INFO] testing kkweon/questionnaire against 1.59.0 for beta-1.60-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkkweon%2Fquestionnaire" "/workspace/builds/worker-93/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-93/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/kkweon/questionnaire on toolchain 1.59.0 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/kkweon/questionnaire [INFO] finished tweaking git repo https://github.com/kkweon/questionnaire [INFO] tweaked toml for git repo https://github.com/kkweon/questionnaire written to /workspace/builds/worker-93/source/Cargo.toml [INFO] crate git repo https://github.com/kkweon/questionnaire already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-93/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-93/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 3090a953c5428f6199232b81e63aa70059560679e1f4466c855e1398bdc5f597 [INFO] running `Command { std: "docker" "start" "-a" "3090a953c5428f6199232b81e63aa70059560679e1f4466c855e1398bdc5f597", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "3090a953c5428f6199232b81e63aa70059560679e1f4466c855e1398bdc5f597", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3090a953c5428f6199232b81e63aa70059560679e1f4466c855e1398bdc5f597", kill_on_drop: false }` [INFO] [stdout] 3090a953c5428f6199232b81e63aa70059560679e1f4466c855e1398bdc5f597 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-93/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-93/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=warn" "-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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] e3065dc0869120772cd31482a90fedc047707e76baf8ec6ea9ef1489ba220b18 [INFO] running `Command { std: "docker" "start" "-a" "e3065dc0869120772cd31482a90fedc047707e76baf8ec6ea9ef1489ba220b18", kill_on_drop: false }` [INFO] [stderr] Compiling futures v0.1.25 [INFO] [stderr] Compiling questionnaire v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:6:38 [INFO] [stdout] | [INFO] [stdout] 6 | pub fn prompt(question: &str) -> Box> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] note: the lint level is defined here [INFO] [stdout] --> src/lib.rs:1:9 [INFO] [stdout] | [INFO] [stdout] 1 | #![deny(warnings)] [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` implied by `#[warn(warnings)]` [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: use `dyn` [INFO] [stdout] | [INFO] [stdout] 6 - pub fn prompt(question: &str) -> Box> { [INFO] [stdout] 6 + pub fn prompt(question: &str) -> Box> { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | / prompt("What is your name") [INFO] [stdout] 6 | | .and_then(|name| { [INFO] [stdout] 7 | | println!("Ho your name is {}", name); [INFO] [stdout] 8 | | ok(()) [INFO] [stdout] 9 | | }) [INFO] [stdout] 10 | | .wait(); [INFO] [stdout] | |________________^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 3.68s [INFO] running `Command { std: "docker" "inspect" "e3065dc0869120772cd31482a90fedc047707e76baf8ec6ea9ef1489ba220b18", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e3065dc0869120772cd31482a90fedc047707e76baf8ec6ea9ef1489ba220b18", kill_on_drop: false }` [INFO] [stdout] e3065dc0869120772cd31482a90fedc047707e76baf8ec6ea9ef1489ba220b18 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-93/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-93/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=warn" "-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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 7af3330215ee87585bd89ca4783e935b2a8e18081f64ccc4308dd7d4f6d049a6 [INFO] running `Command { std: "docker" "start" "-a" "7af3330215ee87585bd89ca4783e935b2a8e18081f64ccc4308dd7d4f6d049a6", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling questionnaire v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:6:38 [INFO] [stdout] | [INFO] [stdout] 6 | pub fn prompt(question: &str) -> Box> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] note: the lint level is defined here [INFO] [stdout] --> src/lib.rs:1:9 [INFO] [stdout] | [INFO] [stdout] 1 | #![deny(warnings)] [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` implied by `#[warn(warnings)]` [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: use `dyn` [INFO] [stdout] | [INFO] [stdout] 6 - pub fn prompt(question: &str) -> Box> { [INFO] [stdout] 6 + pub fn prompt(question: &str) -> Box> { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:6:38 [INFO] [stdout] | [INFO] [stdout] 6 | pub fn prompt(question: &str) -> Box> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] note: the lint level is defined here [INFO] [stdout] --> src/lib.rs:1:9 [INFO] [stdout] | [INFO] [stdout] 1 | #![deny(warnings)] [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` implied by `#[warn(warnings)]` [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: use `dyn` [INFO] [stdout] | [INFO] [stdout] 6 - pub fn prompt(question: &str) -> Box> { [INFO] [stdout] 6 + pub fn prompt(question: &str) -> Box> { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | / prompt("What is your name") [INFO] [stdout] 6 | | .and_then(|name| { [INFO] [stdout] 7 | | println!("Ho your name is {}", name); [INFO] [stdout] 8 | | ok(()) [INFO] [stdout] 9 | | }) [INFO] [stdout] 10 | | .wait(); [INFO] [stdout] | |________________^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.79s [INFO] running `Command { std: "docker" "inspect" "7af3330215ee87585bd89ca4783e935b2a8e18081f64ccc4308dd7d4f6d049a6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7af3330215ee87585bd89ca4783e935b2a8e18081f64ccc4308dd7d4f6d049a6", kill_on_drop: false }` [INFO] [stdout] 7af3330215ee87585bd89ca4783e935b2a8e18081f64ccc4308dd7d4f6d049a6 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-93/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-93/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=warn" "-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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 09942ad06011eaa6dc7b681ce0345bdf133af7629e798136e83434ae38a81aef [INFO] running `Command { std: "docker" "start" "-a" "09942ad06011eaa6dc7b681ce0345bdf133af7629e798136e83434ae38a81aef", 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:6:38 [INFO] [stderr] | [INFO] [stderr] 6 | pub fn prompt(question: &str) -> Box> { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] note: the lint level is defined here [INFO] [stderr] --> src/lib.rs:1:9 [INFO] [stderr] | [INFO] [stderr] 1 | #![deny(warnings)] [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] = note: `#[warn(bare_trait_objects)]` implied by `#[warn(warnings)]` [INFO] [stderr] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stderr] = note: for more information, see [INFO] [stderr] help: use `dyn` [INFO] [stderr] | [INFO] [stderr] 6 - pub fn prompt(question: &str) -> Box> { [INFO] [stderr] 6 + pub fn prompt(question: &str) -> Box> { [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: `questionnaire` (lib) generated 1 warning [INFO] [stderr] warning: `questionnaire` (lib test) generated 1 warning (1 duplicate) [INFO] [stderr] warning: unused `Result` that must be used [INFO] [stderr] --> src/main.rs:5:5 [INFO] [stderr] | [INFO] [stderr] 5 | / prompt("What is your name") [INFO] [stderr] 6 | | .and_then(|name| { [INFO] [stderr] 7 | | println!("Ho your name is {}", name); [INFO] [stderr] 8 | | ok(()) [INFO] [stderr] 9 | | }) [INFO] [stderr] 10 | | .wait(); [INFO] [stderr] | |________________^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_must_use)]` on by default [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: `questionnaire` (bin "questionnaire" test) generated 1 warning [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.84s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/questionnaire-8b419d8057f3c03a) [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; finished in 0.00s [INFO] [stdout] [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/questionnaire-078c382ff73c964d) [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; finished in 0.00s [INFO] [stdout] [INFO] [stderr] Doc-tests questionnaire [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; finished in 0.00s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "09942ad06011eaa6dc7b681ce0345bdf133af7629e798136e83434ae38a81aef", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "09942ad06011eaa6dc7b681ce0345bdf133af7629e798136e83434ae38a81aef", kill_on_drop: false }` [INFO] [stdout] 09942ad06011eaa6dc7b681ce0345bdf133af7629e798136e83434ae38a81aef