[INFO] fetching crate optempty 0.1.12...
[INFO] testing optempty-0.1.12 against 1.59.0 for beta-1.60-1
[INFO] extracting crate optempty 0.1.12 into /workspace/builds/worker-12/source
[INFO] validating manifest of crates.io crate optempty 0.1.12 on toolchain 1.59.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate optempty 0.1.12
[INFO] finished tweaking crates.io crate optempty 0.1.12
[INFO] tweaked toml for crates.io crate optempty 0.1.12 written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] fd4eb7fd57e5812eb5371bcf355e7577880b439590d8d0304d197d81875c1896
[INFO] running `Command { std: "docker" "start" "-a" "fd4eb7fd57e5812eb5371bcf355e7577880b439590d8d0304d197d81875c1896", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fd4eb7fd57e5812eb5371bcf355e7577880b439590d8d0304d197d81875c1896", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fd4eb7fd57e5812eb5371bcf355e7577880b439590d8d0304d197d81875c1896", kill_on_drop: false }`
[INFO] [stdout] fd4eb7fd57e5812eb5371bcf355e7577880b439590d8d0304d197d81875c1896
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d4c91b0d579253cc84939ca914ef4c601cafb27bc1a006b52b31a6e385525fa4
[INFO] running `Command { std: "docker" "start" "-a" "d4c91b0d579253cc84939ca914ef4c601cafb27bc1a006b52b31a6e385525fa4", kill_on_drop: false }`
[INFO] [stderr]    Compiling optempty v0.1.12 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.23s
[INFO] running `Command { std: "docker" "inspect" "d4c91b0d579253cc84939ca914ef4c601cafb27bc1a006b52b31a6e385525fa4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d4c91b0d579253cc84939ca914ef4c601cafb27bc1a006b52b31a6e385525fa4", kill_on_drop: false }`
[INFO] [stdout] d4c91b0d579253cc84939ca914ef4c601cafb27bc1a006b52b31a6e385525fa4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5ed4f06a0cda1d404179eb9a5b8115e7f2a96621a84af71338c124ad0b9b636f
[INFO] running `Command { std: "docker" "start" "-a" "5ed4f06a0cda1d404179eb9a5b8115e7f2a96621a84af71338c124ad0b9b636f", kill_on_drop: false }`
[INFO] [stderr]    Compiling optempty v0.1.12 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.73s
[INFO] running `Command { std: "docker" "inspect" "5ed4f06a0cda1d404179eb9a5b8115e7f2a96621a84af71338c124ad0b9b636f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5ed4f06a0cda1d404179eb9a5b8115e7f2a96621a84af71338c124ad0b9b636f", kill_on_drop: false }`
[INFO] [stdout] 5ed4f06a0cda1d404179eb9a5b8115e7f2a96621a84af71338c124ad0b9b636f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] b458a84826bb30ef444c8df4a3531918c3b43f7aac88fcc30420906dacdec129
[INFO] running `Command { std: "docker" "start" "-a" "b458a84826bb30ef444c8df4a3531918c3b43f7aac88fcc30420906dacdec129", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/optempty-f1f95def78a85a14)
[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]      Running tests/empty_into.rs (/opt/rustwide/target/debug/deps/empty_into-d9bfd4179a207a20)
[INFO] [stdout] 
[INFO] [stdout] running 11 tests
[INFO] [stderr]      Running tests/is_empty.rs (/opt/rustwide/target/debug/deps/is_empty-a0bd427886dcbb2a)
[INFO] [stdout] test linked_list ... ok
[INFO] [stdout] test vec_deque ... ok
[INFO] [stdout] test btree_set ... ok
[INFO] [stdout] test slice ... ok
[INFO] [stdout] test btree_map ... ok
[INFO] [stdout] test string ... ok
[INFO] [stdout] test hash_map ... ok
[INFO] [stdout] test str ... ok
[INFO] [stdout] test binary_heap ... ok
[INFO] [stdout] test vec ... ok
[INFO] [stdout] test hash_set ... ok
[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 11 tests
[INFO] [stdout] test vec ... ok
[INFO] [stdout] test string ... ok
[INFO] [stdout] test slice ... ok
[INFO] [stdout] test hash_map ... ok
[INFO] [stdout] test str ... ok
[INFO] [stdout] test btree_map ... ok
[INFO] [stdout] test binary_heap ... ok
[INFO] [stdout] test linked_list ... ok
[INFO] [stdout] test btree_set ... ok
[INFO] [stderr]    Doc-tests optempty
[INFO] [stdout] test hash_set ... ok
[INFO] [stdout] test vec_deque ... ok
[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<T>::is_empty (line 103) ... ok
[INFO] [stdout] test src/is_empty/no_std.rs - is_empty::no_std::Option<T>::is_empty (line 110) ... ok
[INFO] [stdout] test src/is_empty/no_std.rs - is_empty::no_std::Result<T,E>::is_empty (line 152) ... ok
[INFO] [stdout] test src/is_empty/no_std.rs - is_empty::no_std::Result<T,E>::is_empty (line 167) ... ok
[INFO] [stdout] test src/lib.rs - (line 65) ... ok
[INFO] [stdout] test src/empty_into_err.rs - empty_into_err::EmptyIntoErr::empty_into_err (line 38) ... ok
[INFO] [stdout] test src/lib.rs - (line 36) ... ok
[INFO] [stdout] test src/is_empty/no_std.rs - is_empty::no_std::Result<T,E>::is_empty (line 182) ... ok
[INFO] [stdout] test src/is_empty/no_std.rs - is_empty::no_std::Option<T>::is_empty (line 96) ... ok
[INFO] [stdout] test src/empty_into_err.rs - empty_into_err::EmptyIntoErr::empty_into_err (line 29) ... ok
[INFO] [stdout] test src/is_empty/no_std.rs - is_empty::no_std::Option<T>::is_empty (line 88) ... ok
[INFO] [stdout] test src/is_empty/no_std.rs - is_empty::no_std::Option<T>::is_empty (line 74) ... ok
[INFO] [stdout] test src/empty_into_none.rs - empty_into_none::EmptyIntoNone::empty_into_none (line 37) ... ok
[INFO] [stdout] test src/is_empty/no_std.rs - is_empty::no_std::Option<T>::is_empty (line 81) ... ok
[INFO] [stdout] test src/is_empty/no_std.rs - is_empty::no_std::Result<T,E>::is_empty (line 145) ... ok
[INFO] [stdout] test src/lib.rs - (line 8) ... ok
[INFO] [stdout] test src/empty_into_none.rs - empty_into_none::EmptyIntoNone::empty_into_none (line 19) ... ok
[INFO] [stdout] test src/lib.rs - (line 18) ... ok
[INFO] [stdout] test src/empty_into_none.rs - empty_into_none::EmptyIntoNone::empty_into_none (line 28) ... ok
[INFO] [stdout] test src/is_empty/no_std.rs - is_empty::no_std::Result<T,E>::is_empty (line 174) ... ok
[INFO] [stdout] test src/is_empty/no_std.rs - is_empty::no_std::Option<T>::is_empty (line 118) ... ok
[INFO] [stdout] test src/is_empty/no_std.rs - is_empty::no_std::Result<T,E>::is_empty (line 138) ... ok
[INFO] [stdout] test src/lib.rs - (line 56) ... ok
[INFO] [stdout] test src/lib.rs - (line 27) ... ok
[INFO] [stdout] test src/lib.rs - (line 47) ... 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<T,E>::is_empty (line 160) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 27 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.22s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "b458a84826bb30ef444c8df4a3531918c3b43f7aac88fcc30420906dacdec129", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b458a84826bb30ef444c8df4a3531918c3b43f7aac88fcc30420906dacdec129", kill_on_drop: false }`
[INFO] [stdout] b458a84826bb30ef444c8df4a3531918c3b43f7aac88fcc30420906dacdec129