[INFO] fetching crate bucket 1.0.0... [INFO] testing bucket-1.0.0 against beta-2022-04-10 for beta-1.61-1 [INFO] extracting crate bucket 1.0.0 into /workspace/builds/worker-5/source [INFO] validating manifest of crates.io crate bucket 1.0.0 on toolchain beta-2022-04-10 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate bucket 1.0.0 [INFO] finished tweaking crates.io crate bucket 1.0.0 [INFO] tweaked toml for crates.io crate bucket 1.0.0 written to /workspace/builds/worker-5/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] a9cd6d18fd097064dbc3c235cf3b94049104eaf90076bdfe1f516ff9792536ac [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" "a9cd6d18fd097064dbc3c235cf3b94049104eaf90076bdfe1f516ff9792536ac", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "a9cd6d18fd097064dbc3c235cf3b94049104eaf90076bdfe1f516ff9792536ac", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a9cd6d18fd097064dbc3c235cf3b94049104eaf90076bdfe1f516ff9792536ac", kill_on_drop: false }` [INFO] [stdout] a9cd6d18fd097064dbc3c235cf3b94049104eaf90076bdfe1f516ff9792536ac [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "build" "--frozen" "--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] e24a5a0ef8688a02f918eaca09da66ee4d8b524040324ee345b197253f889789 [INFO] running `Command { std: "docker" "start" "-a" "e24a5a0ef8688a02f918eaca09da66ee4d8b524040324ee345b197253f889789", kill_on_drop: false }` [INFO] [stderr] Compiling bucket v1.0.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.97s [INFO] running `Command { std: "docker" "inspect" "e24a5a0ef8688a02f918eaca09da66ee4d8b524040324ee345b197253f889789", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e24a5a0ef8688a02f918eaca09da66ee4d8b524040324ee345b197253f889789", kill_on_drop: false }` [INFO] [stdout] e24a5a0ef8688a02f918eaca09da66ee4d8b524040324ee345b197253f889789 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "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] 8b9e6e1d1e1868b351177547b650cff8c96cade10509dfbb7429bcd630926bbe [INFO] running `Command { std: "docker" "start" "-a" "8b9e6e1d1e1868b351177547b650cff8c96cade10509dfbb7429bcd630926bbe", kill_on_drop: false }` [INFO] [stderr] Compiling bucket v1.0.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 1.08s [INFO] [stderr] Executable unittests src/bucket.rs (/opt/rustwide/target/debug/deps/bucket-a87d63a6d7491105) [INFO] running `Command { std: "docker" "inspect" "8b9e6e1d1e1868b351177547b650cff8c96cade10509dfbb7429bcd630926bbe", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8b9e6e1d1e1868b351177547b650cff8c96cade10509dfbb7429bcd630926bbe", kill_on_drop: false }` [INFO] [stdout] 8b9e6e1d1e1868b351177547b650cff8c96cade10509dfbb7429bcd630926bbe [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "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] d05d01c2965949a8c74dca993d37b6289547305c93f04c7e3beb3499d63c5da9 [INFO] running `Command { std: "docker" "start" "-a" "d05d01c2965949a8c74dca993d37b6289547305c93f04c7e3beb3499d63c5da9", kill_on_drop: false }` [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.02s [INFO] [stdout] [INFO] [stderr] Running unittests src/bucket.rs (/opt/rustwide/target/debug/deps/bucket-a87d63a6d7491105) [INFO] [stdout] running 8 tests [INFO] [stdout] test tests::construction ... ok [INFO] [stdout] test tests::default_construction ... ok [INFO] [stdout] test tests::vacating_primitive ... ok [INFO] [stdout] test tests::vacating_non_primitive ... ok [INFO] [stdout] test tests::peek_ref_mut ... ok [INFO] [stdout] test tests::peek_ref ... ok [INFO] [stdout] test tests::filling ... ok [INFO] [stdout] test tests::empty_exception ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 8 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stderr] Doc-tests bucket [INFO] [stdout] [INFO] [stdout] running 4 tests [INFO] [stdout] test src/bucket.rs - Bucket::vacate (line 35) ... FAILED [INFO] [stdout] test src/bucket.rs - Bucket::peek_ref (line 60) ... FAILED [INFO] [stdout] test src/bucket.rs - Bucket::peek_mut (line 77) ... ok [INFO] [stdout] test src/bucket.rs - Bucket::fill (line 96) ... ok [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] [INFO] [stdout] ---- src/bucket.rs - Bucket::vacate (line 35) stdout ---- [INFO] [stdout] error[E0282]: type annotations needed for `Bucket` [INFO] [stdout] --> src/bucket.rs:41:14 [INFO] [stdout] | [INFO] [stdout] 9 | let bucket = Bucket::default(); [INFO] [stdout] | ------ ^^^^^^ cannot infer type for type parameter `T` declared on the struct `Bucket` [INFO] [stdout] | | [INFO] [stdout] | consider giving `bucket` the explicit type `Bucket`, where the type parameter `T` is specified [INFO] [stdout] [INFO] [stdout] error: aborting due to previous error [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0282`. [INFO] [stdout] Couldn't compile the test. [INFO] [stdout] ---- src/bucket.rs - Bucket::peek_ref (line 60) stdout ---- [INFO] [stdout] error[E0277]: `Option<&{integer}>` doesn't implement `std::fmt::Display` [INFO] [stdout] --> src/bucket.rs:64:16 [INFO] [stdout] | [INFO] [stdout] 7 | println!("{}", bucket.peek_ref()); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ `Option<&{integer}>` cannot be formatted with the default formatter [INFO] [stdout] | [INFO] [stdout] = help: the trait `std::fmt::Display` is not implemented for `Option<&{integer}>` [INFO] [stdout] = note: in format strings you may be able to use `{:?}` (or {:#?} for pretty-print) instead [INFO] [stdout] = note: this error originates in the macro `$crate::format_args_nl` (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/bucket.rs - Bucket::peek_ref (line 60) [INFO] [stdout] src/bucket.rs - Bucket::vacate (line 35) [INFO] [stdout] [INFO] [stdout] test result: FAILED. 2 passed; 2 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.75s [INFO] [stdout] [INFO] [stderr] error: test failed, to rerun pass '--doc' [INFO] running `Command { std: "docker" "inspect" "d05d01c2965949a8c74dca993d37b6289547305c93f04c7e3beb3499d63c5da9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d05d01c2965949a8c74dca993d37b6289547305c93f04c7e3beb3499d63c5da9", kill_on_drop: false }` [INFO] [stdout] d05d01c2965949a8c74dca993d37b6289547305c93f04c7e3beb3499d63c5da9