[INFO] fetching crate winvec 0.2.0... [INFO] testing winvec-0.2.0 against beta-2021-09-08 for beta-1.56-1 [INFO] extracting crate winvec 0.2.0 into /workspace/builds/worker-14/source [INFO] validating manifest of crates.io crate winvec 0.2.0 on toolchain beta-2021-09-08 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate winvec 0.2.0 [INFO] finished tweaking crates.io crate winvec 0.2.0 [INFO] tweaked toml for crates.io crate winvec 0.2.0 written to /workspace/builds/worker-14/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "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" "+beta-2021-09-08" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 162379be98a71c13215980b5ccf1df2eccf583cd7eee5f3718adfae0976acafd [INFO] running `Command { std: "docker" "start" "-a" "162379be98a71c13215980b5ccf1df2eccf583cd7eee5f3718adfae0976acafd", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "162379be98a71c13215980b5ccf1df2eccf583cd7eee5f3718adfae0976acafd", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "162379be98a71c13215980b5ccf1df2eccf583cd7eee5f3718adfae0976acafd", kill_on_drop: false }` [INFO] [stdout] 162379be98a71c13215980b5ccf1df2eccf583cd7eee5f3718adfae0976acafd [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 3b128323814b5382eea33c631451b8e0e5ef2fbd27000245c44a9c9e3188d719 [INFO] running `Command { std: "docker" "start" "-a" "3b128323814b5382eea33c631451b8e0e5ef2fbd27000245c44a9c9e3188d719", kill_on_drop: false }` [INFO] [stderr] Compiling winvec v0.2.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `iter::FromIterator` [INFO] [stdout] --> src/winvec.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | iter::FromIterator, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `iter::FromIterator` [INFO] [stdout] --> src/winset.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | iter::FromIterator, [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 0.82s [INFO] running `Command { std: "docker" "inspect" "3b128323814b5382eea33c631451b8e0e5ef2fbd27000245c44a9c9e3188d719", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3b128323814b5382eea33c631451b8e0e5ef2fbd27000245c44a9c9e3188d719", kill_on_drop: false }` [INFO] [stdout] 3b128323814b5382eea33c631451b8e0e5ef2fbd27000245c44a9c9e3188d719 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] ab1cbb10dfe24e06c6605f48e70a6c64d452cd5a57628180f484c84377f52ee4 [INFO] running `Command { std: "docker" "start" "-a" "ab1cbb10dfe24e06c6605f48e70a6c64d452cd5a57628180f484c84377f52ee4", kill_on_drop: false }` [INFO] [stdout] warning: unused import: `iter::FromIterator` [INFO] [stdout] --> src/winvec.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | iter::FromIterator, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling winvec v0.2.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `iter::FromIterator` [INFO] [stdout] --> src/winset.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | iter::FromIterator, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `iter::FromIterator` [INFO] [stdout] --> src/winvec.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | iter::FromIterator, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `iter::FromIterator` [INFO] [stdout] --> src/winset.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | iter::FromIterator, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.47s [INFO] running `Command { std: "docker" "inspect" "ab1cbb10dfe24e06c6605f48e70a6c64d452cd5a57628180f484c84377f52ee4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ab1cbb10dfe24e06c6605f48e70a6c64d452cd5a57628180f484c84377f52ee4", kill_on_drop: false }` [INFO] [stdout] ab1cbb10dfe24e06c6605f48e70a6c64d452cd5a57628180f484c84377f52ee4 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 0e72d18c433ac2dd8934f672b9de98d2b03814d8ea70086014c284a9d31cca68 [INFO] running `Command { std: "docker" "start" "-a" "0e72d18c433ac2dd8934f672b9de98d2b03814d8ea70086014c284a9d31cca68", kill_on_drop: false }` [INFO] [stderr] warning: unused import: `iter::FromIterator` [INFO] [stderr] --> src/winvec.rs:2:5 [INFO] [stderr] | [INFO] [stderr] 2 | iter::FromIterator, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `iter::FromIterator` [INFO] [stderr] --> src/winset.rs:3:5 [INFO] [stderr] | [INFO] [stderr] 3 | iter::FromIterator, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: `winvec` (lib) generated 2 warnings [INFO] [stderr] warning: `winvec` (lib test) generated 2 warnings (2 duplicates) [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.01s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/winvec-00f6759aa745cabd) [INFO] [stdout] [INFO] [stderr] Doc-tests winvec [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] error[E0659]: `winvec` is ambiguous (name vs any other name during import resolution) [INFO] [stderr] --> /opt/rustwide/workdir/src/lib.rs:3:9 [INFO] [stderr] | [INFO] [stderr] 3 | pub use winvec::WinVec; [INFO] [stderr] | ^^^^^^ ambiguous name [INFO] [stderr] | [INFO] [stderr] = note: `winvec` could refer to a crate passed with `--extern` [INFO] [stderr] = help: use `::winvec` to refer to this crate unambiguously [INFO] [stderr] note: `winvec` could also refer to the module defined here [INFO] [stderr] --> /opt/rustwide/workdir/src/lib.rs:1:1 [INFO] [stderr] | [INFO] [stderr] 1 | mod winvec; [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] = help: use `crate::winvec` to refer to this module unambiguously [INFO] [stderr] [INFO] [stderr] error: aborting due to previous error [INFO] [stderr] [INFO] [stderr] For more information about this error, try `rustc --explain E0659`. [INFO] [stderr] error: test failed, to rerun pass '--doc' [INFO] running `Command { std: "docker" "inspect" "0e72d18c433ac2dd8934f672b9de98d2b03814d8ea70086014c284a9d31cca68", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0e72d18c433ac2dd8934f672b9de98d2b03814d8ea70086014c284a9d31cca68", kill_on_drop: false }` [INFO] [stdout] 0e72d18c433ac2dd8934f672b9de98d2b03814d8ea70086014c284a9d31cca68