[INFO] fetching crate devtimer 4.0.0... [INFO] testing devtimer-4.0.0 against try#eafdee2dfae8c2233b74f98b123308be7ccefcc6 for pr-79296 [INFO] extracting crate devtimer 4.0.0 into /workspace/builds/worker-8/source [INFO] validating manifest of crates.io crate devtimer 4.0.0 on toolchain eafdee2dfae8c2233b74f98b123308be7ccefcc6 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking crates.io crate devtimer 4.0.0 [INFO] finished tweaking crates.io crate devtimer 4.0.0 [INFO] tweaked toml for crates.io crate devtimer 4.0.0 written to /workspace/builds/worker-8/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 787abcca55e7854a1a6f9203c1d4578461f8b23c8d98c8aba0652264df6774f0 [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" "787abcca55e7854a1a6f9203c1d4578461f8b23c8d98c8aba0652264df6774f0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "787abcca55e7854a1a6f9203c1d4578461f8b23c8d98c8aba0652264df6774f0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "787abcca55e7854a1a6f9203c1d4578461f8b23c8d98c8aba0652264df6774f0", kill_on_drop: false }` [INFO] [stdout] 787abcca55e7854a1a6f9203c1d4578461f8b23c8d98c8aba0652264df6774f0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 0d10a60278abb7cbecd251c5bdd4420498d8233d39c0aa92b84b3624eedc4e47 [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" "0d10a60278abb7cbecd251c5bdd4420498d8233d39c0aa92b84b3624eedc4e47", kill_on_drop: false }` [INFO] [stderr] Compiling devtimer v4.0.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.77s [INFO] running `Command { std: "docker" "inspect" "0d10a60278abb7cbecd251c5bdd4420498d8233d39c0aa92b84b3624eedc4e47", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0d10a60278abb7cbecd251c5bdd4420498d8233d39c0aa92b84b3624eedc4e47", kill_on_drop: false }` [INFO] [stdout] 0d10a60278abb7cbecd251c5bdd4420498d8233d39c0aa92b84b3624eedc4e47 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 7f960373499c80d79fee99018627be26db973bf3b57cd2be7e4430e8ea5733b8 [INFO] running `Command { std: "docker" "start" "-a" "7f960373499c80d79fee99018627be26db973bf3b57cd2be7e4430e8ea5733b8", kill_on_drop: false }` [INFO] [stderr] Compiling devtimer v4.0.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 1.09s [INFO] running `Command { std: "docker" "inspect" "7f960373499c80d79fee99018627be26db973bf3b57cd2be7e4430e8ea5733b8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7f960373499c80d79fee99018627be26db973bf3b57cd2be7e4430e8ea5733b8", kill_on_drop: false }` [INFO] [stdout] 7f960373499c80d79fee99018627be26db973bf3b57cd2be7e4430e8ea5733b8 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "test" "--frozen", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] d5fb9447c338f667ab141853fce7bee19e43713194738298700ae66e55b55fa5 [INFO] running `Command { std: "docker" "start" "-a" "d5fb9447c338f667ab141853fce7bee19e43713194738298700ae66e55b55fa5", kill_on_drop: false }` [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.01s [INFO] [stderr] Running /opt/rustwide/target/debug/deps/devtimer-7ce136bdeee1b484 [INFO] [stdout] [INFO] [stdout] running 3 tests [INFO] [stdout] test check_complex_timer_impl ... ok [INFO] [stdout] test test_simple_timer_impl ... ok [INFO] [stdout] test test_benchmark_impl ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] [stderr] Doc-tests devtimer [INFO] [stdout] [INFO] [stdout] running 6 tests [INFO] [stdout] test src/lib.rs - run_benchmark (line 80) ... FAILED [INFO] [stdout] test src/lib.rs - (line 26) ... FAILED [INFO] [stdout] test src/lib.rs - (line 39) ... FAILED [INFO] [stdout] test src/lib.rs - SimpleTimer::start_after (line 288) ... FAILED [INFO] [stdout] test src/lib.rs - ComplexTimer::iter (line 251) ... FAILED [INFO] [stdout] test src/lib.rs - (line 11) ... ok [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] [INFO] [stdout] ---- src/lib.rs - run_benchmark (line 80) stdout ---- [INFO] [stdout] error[E0593]: closure is expected to take 1 argument, but it takes 0 arguments [INFO] [stdout] --> src/lib.rs:84:24 [INFO] [stdout] | [INFO] [stdout] 6 | let bench_result = run_benchmark(10, || { [INFO] [stdout] | ^^^^^^^^^^^^^ -- takes 0 arguments [INFO] [stdout] | | [INFO] [stdout] | expected closure that takes 1 argument [INFO] [stdout] | [INFO] [stdout] help: consider changing the closure to take and ignore the expected argument [INFO] [stdout] | [INFO] [stdout] 6 | let bench_result = run_benchmark(10, |_| { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] error: aborting due to previous error [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0593`. [INFO] [stdout] Couldn't compile the test. [INFO] [stdout] ---- src/lib.rs - (line 26) stdout ---- [INFO] [stdout] error[E0593]: closure is expected to take 1 argument, but it takes 0 arguments [INFO] [stdout] --> src/lib.rs:31:24 [INFO] [stdout] | [INFO] [stdout] 7 | let bench_result = run_benchmark(10, || { [INFO] [stdout] | ^^^^^^^^^^^^^ -- takes 0 arguments [INFO] [stdout] | | [INFO] [stdout] | expected closure that takes 1 argument [INFO] [stdout] | [INFO] [stdout] help: consider changing the closure to take and ignore the expected argument [INFO] [stdout] | [INFO] [stdout] 7 | let bench_result = run_benchmark(10, |_| { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] error: aborting due to previous error [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0593`. [INFO] [stdout] Couldn't compile the test. [INFO] [stdout] ---- src/lib.rs - (line 39) stdout ---- [INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `DevTime` [INFO] [stdout] --> src/lib.rs:40:14 [INFO] [stdout] | [INFO] [stdout] 3 | let mut dt = DevTime::new_complex(); [INFO] [stdout] | ^^^^^^^ not found in this scope [INFO] [stdout] | [INFO] [stdout] help: consider importing this struct [INFO] [stdout] | [INFO] [stdout] 2 | use devtimer::DevTime; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] error: aborting due to previous error [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0433`. [INFO] [stdout] Couldn't compile the test. [INFO] [stdout] ---- src/lib.rs - SimpleTimer::start_after (line 288) stdout ---- [INFO] [stdout] error[E0599]: no function or associated item named `new` found for struct `DevTime` in the current scope [INFO] [stdout] --> src/lib.rs:292:30 [INFO] [stdout] | [INFO] [stdout] 6 | let mut timer = DevTime::new(); [INFO] [stdout] | ^^^ function or associated item not found in `DevTime` [INFO] [stdout] [INFO] [stdout] error: aborting due to previous error [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0599`. [INFO] [stdout] Couldn't compile the test. [INFO] [stdout] ---- src/lib.rs - ComplexTimer::iter (line 251) stdout ---- [INFO] [stdout] error[E0277]: `Option` doesn't implement `std::fmt::Display` [INFO] [stdout] --> src/lib.rs:256:48 [INFO] [stdout] | [INFO] [stdout] 7 | println!("Timer: {} took {} ns", name, timer.time_in_nanos()); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ `Option` cannot be formatted with the default formatter [INFO] [stdout] | [INFO] [stdout] = help: the trait `std::fmt::Display` is not implemented for `Option` [INFO] [stdout] = note: in format strings you may be able to use `{:?}` (or {:#?} for pretty-print) instead [INFO] [stdout] = note: required by `std::fmt::Display::fmt` [INFO] [stdout] = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] error: aborting due to previous error [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0277`. [INFO] [stdout] Couldn't compile the test. [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] src/lib.rs - (line 26) [INFO] [stdout] src/lib.rs - (line 39) [INFO] [stdout] src/lib.rs - ComplexTimer::iter (line 251) [INFO] [stdout] src/lib.rs - SimpleTimer::start_after (line 288) [INFO] [stdout] src/lib.rs - run_benchmark (line 80) [INFO] [stdout] [INFO] [stdout] test result: FAILED. 1 passed; 5 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] [stderr] error: test failed, to rerun pass '--doc' [INFO] running `Command { std: "docker" "inspect" "d5fb9447c338f667ab141853fce7bee19e43713194738298700ae66e55b55fa5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d5fb9447c338f667ab141853fce7bee19e43713194738298700ae66e55b55fa5", kill_on_drop: false }` [INFO] [stdout] d5fb9447c338f667ab141853fce7bee19e43713194738298700ae66e55b55fa5