[INFO] fetching crate optempty 0.1.13... [INFO] testing optempty-0.1.13 against 1.90.0 for beta-1.91-3 [INFO] extracting crate optempty 0.1.13 into /workspace/builds/worker-7-tc1/source [INFO] started tweaking crates.io crate optempty 0.1.13 [INFO] finished tweaking crates.io crate optempty 0.1.13 [INFO] tweaked toml for crates.io crate optempty 0.1.13 written to /workspace/builds/worker-7-tc1/source/Cargo.toml [INFO] validating manifest of crates.io crate optempty 0.1.13 on toolchain 1.90.0 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Updating crates.io index [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Locking 12 packages to latest compatible versions [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "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] [stderr] Downloading crates ... [INFO] [stderr] Downloaded query_map v0.7.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 8a46525cba62816d9c4afe11ef108a78e236064d931d899fecca0dac5728d0c1 [INFO] running `Command { std: "docker" "start" "-a" "8a46525cba62816d9c4afe11ef108a78e236064d931d899fecca0dac5728d0c1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "8a46525cba62816d9c4afe11ef108a78e236064d931d899fecca0dac5728d0c1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8a46525cba62816d9c4afe11ef108a78e236064d931d899fecca0dac5728d0c1", kill_on_drop: false }` [INFO] [stdout] 8a46525cba62816d9c4afe11ef108a78e236064d931d899fecca0dac5728d0c1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] d878e15793e60db837bf2015c3be72c9f49ceab482e872e37cb1c4a5d3889a9d [INFO] running `Command { std: "docker" "start" "-a" "d878e15793e60db837bf2015c3be72c9f49ceab482e872e37cb1c4a5d3889a9d", kill_on_drop: false }` [INFO] [stderr] Compiling optempty v0.1.13 (/opt/rustwide/workdir) [INFO] [stdout] warning: unexpected `cfg` condition value: `use_std` [INFO] [stdout] --> src/lib.rs:97:17 [INFO] [stdout] | [INFO] [stdout] 97 | #![cfg_attr(not(feature = "use_std"), no_std)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: expected values for `feature` are: `default`, `query_map`, `querymap`, `serde_json`, `serdejson`, and `std` [INFO] [stdout] = help: consider adding `use_std` as a feature in `Cargo.toml` [INFO] [stdout] = note: see for more information about checking conditional configuration [INFO] [stdout] note: the lint level is defined here [INFO] [stdout] --> src/lib.rs:96:9 [INFO] [stdout] | [INFO] [stdout] 96 | #![deny(warnings)] [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] = note: `#[warn(unexpected_cfgs)]` implied by `#[warn(warnings)]` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `self::no_std::*` [INFO] [stdout] --> src/is_empty/mod.rs:9:9 [INFO] [stdout] | [INFO] [stdout] 9 | pub use self::no_std::*; [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` implied by `#[warn(warnings)]` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `self::std::*` [INFO] [stdout] --> src/is_empty/mod.rs:15:9 [INFO] [stdout] | [INFO] [stdout] 15 | pub use self::std::*; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.54s [INFO] running `Command { std: "docker" "inspect" "d878e15793e60db837bf2015c3be72c9f49ceab482e872e37cb1c4a5d3889a9d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d878e15793e60db837bf2015c3be72c9f49ceab482e872e37cb1c4a5d3889a9d", kill_on_drop: false }` [INFO] [stdout] d878e15793e60db837bf2015c3be72c9f49ceab482e872e37cb1c4a5d3889a9d [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 3d9df5fa8f2be994a7e9b822e42ca83f37c03e11a7453bd91056ed51d8150ff4 [INFO] running `Command { std: "docker" "start" "-a" "3d9df5fa8f2be994a7e9b822e42ca83f37c03e11a7453bd91056ed51d8150ff4", kill_on_drop: false }` [INFO] [stderr] Compiling optempty v0.1.13 (/opt/rustwide/workdir) [INFO] [stdout] warning: unexpected `cfg` condition value: `use_std` [INFO] [stdout] --> src/lib.rs:97:17 [INFO] [stdout] | [INFO] [stdout] 97 | #![cfg_attr(not(feature = "use_std"), no_std)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: expected values for `feature` are: `default`, `query_map`, `querymap`, `serde_json`, `serdejson`, and `std` [INFO] [stdout] = help: consider adding `use_std` as a feature in `Cargo.toml` [INFO] [stdout] = note: see for more information about checking conditional configuration [INFO] [stdout] note: the lint level is defined here [INFO] [stdout] --> src/lib.rs:96:9 [INFO] [stdout] | [INFO] [stdout] 96 | #![deny(warnings)] [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] = note: `#[warn(unexpected_cfgs)]` implied by `#[warn(warnings)]` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `self::no_std::*` [INFO] [stdout] --> src/is_empty/mod.rs:9:9 [INFO] [stdout] | [INFO] [stdout] 9 | pub use self::no_std::*; [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` implied by `#[warn(warnings)]` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `self::std::*` [INFO] [stdout] --> src/is_empty/mod.rs:15:9 [INFO] [stdout] | [INFO] [stdout] 15 | pub use self::std::*; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unexpected `cfg` condition value: `use_std` [INFO] [stdout] --> src/lib.rs:97:17 [INFO] [stdout] | [INFO] [stdout] 97 | #![cfg_attr(not(feature = "use_std"), no_std)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: expected values for `feature` are: `default`, `query_map`, `querymap`, `serde_json`, `serdejson`, and `std` [INFO] [stdout] = help: consider adding `use_std` as a feature in `Cargo.toml` [INFO] [stdout] = note: see for more information about checking conditional configuration [INFO] [stdout] note: the lint level is defined here [INFO] [stdout] --> src/lib.rs:96:9 [INFO] [stdout] | [INFO] [stdout] 96 | #![deny(warnings)] [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] = note: `#[warn(unexpected_cfgs)]` implied by `#[warn(warnings)]` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `self::no_std::*` [INFO] [stdout] --> src/is_empty/mod.rs:9:9 [INFO] [stdout] | [INFO] [stdout] 9 | pub use self::no_std::*; [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` implied by `#[warn(warnings)]` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `self::std::*` [INFO] [stdout] --> src/is_empty/mod.rs:15:9 [INFO] [stdout] | [INFO] [stdout] 15 | pub use self::std::*; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.82s [INFO] running `Command { std: "docker" "inspect" "3d9df5fa8f2be994a7e9b822e42ca83f37c03e11a7453bd91056ed51d8150ff4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3d9df5fa8f2be994a7e9b822e42ca83f37c03e11a7453bd91056ed51d8150ff4", kill_on_drop: false }` [INFO] [stdout] 3d9df5fa8f2be994a7e9b822e42ca83f37c03e11a7453bd91056ed51d8150ff4 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 9b52fdcdcb14a90b2f72e777fa926f857798c59eb3c225aa8f868f7c95b702ff [INFO] running `Command { std: "docker" "start" "-a" "9b52fdcdcb14a90b2f72e777fa926f857798c59eb3c225aa8f868f7c95b702ff", kill_on_drop: false }` [INFO] [stderr] warning: unexpected `cfg` condition value: `use_std` [INFO] [stdout] [INFO] [stderr] --> src/lib.rs:97:17 [INFO] [stdout] running 0 tests [INFO] [stderr] | [INFO] [stdout] [INFO] [stderr] 97 | #![cfg_attr(not(feature = "use_std"), no_std)] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stderr] | [INFO] [stderr] = note: expected values for `feature` are: `default`, `query_map`, `querymap`, `serde_json`, `serdejson`, and `std` [INFO] [stderr] = help: consider adding `use_std` as a feature in `Cargo.toml` [INFO] [stderr] = note: see for more information about checking conditional configuration [INFO] [stderr] note: the lint level is defined here [INFO] [stderr] --> src/lib.rs:96:9 [INFO] [stderr] | [INFO] [stderr] 96 | #![deny(warnings)] [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] = note: `#[warn(unexpected_cfgs)]` implied by `#[warn(warnings)]` [INFO] [stderr] [INFO] [stderr] warning: unused import: `self::no_std::*` [INFO] [stderr] --> src/is_empty/mod.rs:9:9 [INFO] [stderr] | [INFO] [stderr] 9 | pub use self::no_std::*; [INFO] [stderr] | ^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` implied by `#[warn(warnings)]` [INFO] [stderr] [INFO] [stderr] warning: unused import: `self::std::*` [INFO] [stderr] --> src/is_empty/mod.rs:15:9 [INFO] [stderr] | [INFO] [stderr] 15 | pub use self::std::*; [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: `optempty` (lib) generated 3 warnings (run `cargo fix --lib -p optempty` to apply 2 suggestions) [INFO] [stderr] warning: `optempty` (lib test) generated 3 warnings (3 duplicates) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/optempty-e8f55da2e5f9cec8) [INFO] [stderr] Running tests/empty_into.rs (/opt/rustwide/target/debug/deps/empty_into-3352baecc4c9bf44) [INFO] [stdout] [INFO] [stdout] running 11 tests [INFO] [stdout] test hash_set ... ok [INFO] [stdout] test string ... ok [INFO] [stdout] test vec ... ok [INFO] [stdout] test vec_deque ... ok [INFO] [stdout] test linked_list ... ok [INFO] [stdout] test binary_heap ... ok [INFO] [stdout] test btree_map ... ok [INFO] [stdout] test hash_map ... ok [INFO] [stderr] Running tests/is_empty.rs (/opt/rustwide/target/debug/deps/is_empty-2946af20e642ec5e) [INFO] [stdout] test slice ... ok [INFO] [stdout] test str ... ok [INFO] [stdout] test btree_set ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 11 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.05s [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] running 11 tests [INFO] [stdout] test binary_heap ... ok [INFO] [stdout] test btree_set ... ok [INFO] [stdout] test btree_map ... ok [INFO] [stdout] test hash_map ... ok [INFO] [stdout] test linked_list ... ok [INFO] [stdout] test hash_set ... ok [INFO] [stdout] test slice ... ok [INFO] [stdout] test vec ... ok [INFO] [stdout] test vec_deque ... ok [INFO] [stdout] test str ... ok [INFO] [stdout] test string ... ok [INFO] [stderr] Doc-tests optempty [INFO] [stdout] [INFO] [stdout] test result: ok. 11 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] running 27 tests [INFO] [stdout] test src/is_empty/no_std.rs - is_empty::no_std::Option::is_empty (line 81) ... ok [INFO] [stdout] test src/empty_into_none.rs - empty_into_none::EmptyIntoNone::empty_into_none (line 19) ... ok [INFO] [stdout] test src/empty_into_none.rs - empty_into_none::EmptyIntoNone::empty_into_none (line 28) ... ok [INFO] [stdout] test src/empty_into_err.rs - empty_into_err::EmptyIntoErr::empty_into_err (line 38) ... ok [INFO] [stdout] test src/is_empty/no_std.rs - is_empty::no_std::Option::is_empty (line 110) ... ok [INFO] [stdout] test src/is_empty/no_std.rs - is_empty::no_std::Option::is_empty (line 88) ... ok [INFO] [stdout] test src/is_empty/no_std.rs - is_empty::no_std::Option::is_empty (line 103) ... ok [INFO] [stdout] test src/is_empty/no_std.rs - is_empty::no_std::Option::is_empty (line 118) ... ok [INFO] [stdout] test src/empty_into_none.rs - empty_into_none::EmptyIntoNone::empty_into_none (line 37) ... ok [INFO] [stdout] test src/empty_into_err.rs - empty_into_err::EmptyIntoErr::empty_into_err (line 20) ... ok [INFO] [stdout] test src/is_empty/no_std.rs - is_empty::no_std::Result::is_empty (line 152) ... ok [INFO] [stdout] test src/is_empty/no_std.rs - is_empty::no_std::Result::is_empty (line 138) ... ok [INFO] [stdout] test src/is_empty/no_std.rs - is_empty::no_std::Result::is_empty (line 145) ... ok [INFO] [stdout] test src/is_empty/no_std.rs - is_empty::no_std::Option::is_empty (line 96) ... ok [INFO] [stdout] test src/lib.rs - (line 18) ... ok [INFO] [stdout] test src/is_empty/no_std.rs - is_empty::no_std::Result::is_empty (line 167) ... ok [INFO] [stdout] test src/is_empty/no_std.rs - is_empty::no_std::Result::is_empty (line 182) ... ok [INFO] [stdout] test src/is_empty/no_std.rs - is_empty::no_std::Option::is_empty (line 74) ... ok [INFO] [stdout] test src/is_empty/no_std.rs - is_empty::no_std::Result::is_empty (line 160) ... ok [INFO] [stdout] test src/lib.rs - (line 8) ... ok [INFO] [stdout] test src/lib.rs - (line 47) ... ok [INFO] [stdout] test src/lib.rs - (line 27) ... ok [INFO] [stdout] test src/is_empty/no_std.rs - is_empty::no_std::Result::is_empty (line 174) ... ok [INFO] [stdout] test src/empty_into_err.rs - empty_into_err::EmptyIntoErr::empty_into_err (line 29) ... ok [INFO] [stdout] test src/lib.rs - (line 56) ... ok [INFO] [stdout] test src/lib.rs - (line 36) ... ok [INFO] [stdout] test src/lib.rs - (line 65) ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 27 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.20s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "9b52fdcdcb14a90b2f72e777fa926f857798c59eb3c225aa8f868f7c95b702ff", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9b52fdcdcb14a90b2f72e777fa926f857798c59eb3c225aa8f868f7c95b702ff", kill_on_drop: false }` [INFO] [stdout] 9b52fdcdcb14a90b2f72e777fa926f857798c59eb3c225aa8f868f7c95b702ff