[INFO] fetching crate promises 0.2.0... [INFO] testing promises-0.2.0 against 1.60.0 for beta-1.61-1 [INFO] extracting crate promises 0.2.0 into /workspace/builds/worker-110/source [INFO] validating manifest of crates.io crate promises 0.2.0 on toolchain 1.60.0 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate promises 0.2.0 [INFO] finished tweaking crates.io crate promises 0.2.0 [INFO] tweaked toml for crates.io crate promises 0.2.0 written to /workspace/builds/worker-110/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-110/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-110/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 54e96d96792654abe74d0ce5cd35ebef7f783625a9114779fe007ed45148be97 [INFO] running `Command { std: "docker" "start" "-a" "54e96d96792654abe74d0ce5cd35ebef7f783625a9114779fe007ed45148be97", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "54e96d96792654abe74d0ce5cd35ebef7f783625a9114779fe007ed45148be97", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "54e96d96792654abe74d0ce5cd35ebef7f783625a9114779fe007ed45148be97", kill_on_drop: false }` [INFO] [stdout] 54e96d96792654abe74d0ce5cd35ebef7f783625a9114779fe007ed45148be97 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-110/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-110/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 402802ad7373325cc16de5dc3104b7f8d3ae5fb2cfcc0fbfb76d2af97abdcb28 [INFO] running `Command { std: "docker" "start" "-a" "402802ad7373325cc16de5dc3104b7f8d3ae5fb2cfcc0fbfb76d2af97abdcb28", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling promises v0.2.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused label [INFO] [stdout] --> src/lib.rs:238:9 [INFO] [stdout] | [INFO] [stdout] 238 | 'outer: loop { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_labels)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused label [INFO] [stdout] --> src/lib.rs:261:9 [INFO] [stdout] | [INFO] [stdout] 261 | 'outer: loop { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 6.89s [INFO] running `Command { std: "docker" "inspect" "402802ad7373325cc16de5dc3104b7f8d3ae5fb2cfcc0fbfb76d2af97abdcb28", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "402802ad7373325cc16de5dc3104b7f8d3ae5fb2cfcc0fbfb76d2af97abdcb28", kill_on_drop: false }` [INFO] [stdout] 402802ad7373325cc16de5dc3104b7f8d3ae5fb2cfcc0fbfb76d2af97abdcb28 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-110/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-110/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 9c5603a6d896f458a8d0840b00072d200ea04e468474045aa7ce865879e6f554 [INFO] running `Command { std: "docker" "start" "-a" "9c5603a6d896f458a8d0840b00072d200ea04e468474045aa7ce865879e6f554", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling promises v0.2.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused label [INFO] [stdout] --> src/lib.rs:238:9 [INFO] [stdout] | [INFO] [stdout] 238 | 'outer: loop { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_labels)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused label [INFO] [stdout] --> src/lib.rs:261:9 [INFO] [stdout] | [INFO] [stdout] 261 | 'outer: loop { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::fs` [INFO] [stdout] --> src/tests.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | use std::fs; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] help: consider adding a `#[cfg(test)]` to the containing module [INFO] [stdout] --> src/lib.rs:7:1 [INFO] [stdout] | [INFO] [stdout] 7 | mod tests; [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused label [INFO] [stdout] --> src/lib.rs:238:9 [INFO] [stdout] | [INFO] [stdout] 238 | 'outer: loop { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_labels)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused label [INFO] [stdout] --> src/lib.rs:261:9 [INFO] [stdout] | [INFO] [stdout] 261 | 'outer: loop { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `file` [INFO] [stdout] --> src/tests.rs:23:12 [INFO] [stdout] | [INFO] [stdout] 23 | Ok(file) => println!("Created a file!"), [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_file` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `p` [INFO] [stdout] --> src/tests.rs:31:9 [INFO] [stdout] | [INFO] [stdout] 31 | let p: Promise<(), ()> = Promise::new(|| { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_p` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `create_file` [INFO] [stdout] --> src/tests.rs:13:4 [INFO] [stdout] | [INFO] [stdout] 13 | fn create_file() -> Result { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 6 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 2.11s [INFO] running `Command { std: "docker" "inspect" "9c5603a6d896f458a8d0840b00072d200ea04e468474045aa7ce865879e6f554", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9c5603a6d896f458a8d0840b00072d200ea04e468474045aa7ce865879e6f554", kill_on_drop: false }` [INFO] [stdout] 9c5603a6d896f458a8d0840b00072d200ea04e468474045aa7ce865879e6f554 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-110/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-110/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 33305d4af1804c85df480b26b90db9b5533c1edc6623b4aaca36d3df817dc98e [INFO] running `Command { std: "docker" "start" "-a" "33305d4af1804c85df480b26b90db9b5533c1edc6623b4aaca36d3df817dc98e", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] warning: unused label [INFO] [stdout] [INFO] [stderr] --> src/lib.rs:238:9 [INFO] [stdout] running 1 test [INFO] [stderr] | [INFO] [stderr] 238 | 'outer: loop { [INFO] [stderr] | ^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_labels)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused label [INFO] [stderr] --> src/lib.rs:261:9 [INFO] [stderr] | [INFO] [stderr] 261 | 'outer: loop { [INFO] [stderr] | ^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: `promises` (lib) generated 2 warnings [INFO] [stderr] warning: unused import: `std::fs` [INFO] [stderr] --> src/tests.rs:4:5 [INFO] [stderr] | [INFO] [stderr] 4 | use std::fs; [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] help: consider adding a `#[cfg(test)]` to the containing module [INFO] [stderr] --> src/lib.rs:7:1 [INFO] [stderr] | [INFO] [stderr] 7 | mod tests; [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused variable: `file` [INFO] [stderr] --> src/tests.rs:23:12 [INFO] [stderr] | [INFO] [stderr] 23 | Ok(file) => println!("Created a file!"), [INFO] [stderr] | ^^^^ help: if this is intentional, prefix it with an underscore: `_file` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `p` [INFO] [stderr] --> src/tests.rs:31:9 [INFO] [stderr] | [INFO] [stderr] 31 | let p: Promise<(), ()> = Promise::new(|| { [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_p` [INFO] [stderr] [INFO] [stderr] warning: function is never used: `create_file` [INFO] [stderr] --> src/tests.rs:13:4 [INFO] [stderr] | [INFO] [stderr] 13 | fn create_file() -> Result { [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: `promises` (lib test) generated 6 warnings (2 duplicates) [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 1.12s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/promises-20d6ede14eabef13) [INFO] [stderr] Doc-tests promises [INFO] [stdout] test tests::test_new ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.02s [INFO] [stdout] [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" "33305d4af1804c85df480b26b90db9b5533c1edc6623b4aaca36d3df817dc98e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "33305d4af1804c85df480b26b90db9b5533c1edc6623b4aaca36d3df817dc98e", kill_on_drop: false }` [INFO] [stdout] 33305d4af1804c85df480b26b90db9b5533c1edc6623b4aaca36d3df817dc98e