[INFO] fetching crate optempty 0.1.12...
[INFO] testing optempty-0.1.12 against 1.60.0 for beta-1.61-1
[INFO] extracting crate optempty 0.1.12 into /workspace/builds/worker-11/source
[INFO] validating manifest of crates.io crate optempty 0.1.12 on toolchain 1.60.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "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-11/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "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" "+1.60.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] fa701d1535faefc1b54352ac066111a9eafea630cfbddd70ffbb5fbaeb16384d
[INFO] running `Command { std: "docker" "start" "-a" "fa701d1535faefc1b54352ac066111a9eafea630cfbddd70ffbb5fbaeb16384d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fa701d1535faefc1b54352ac066111a9eafea630cfbddd70ffbb5fbaeb16384d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fa701d1535faefc1b54352ac066111a9eafea630cfbddd70ffbb5fbaeb16384d", kill_on_drop: false }`
[INFO] [stdout] fa701d1535faefc1b54352ac066111a9eafea630cfbddd70ffbb5fbaeb16384d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7f44bc2d968672a38e99cab74bd7f33d255e716a348d97d6b289b5f5c7701af2
[INFO] running `Command { std: "docker" "start" "-a" "7f44bc2d968672a38e99cab74bd7f33d255e716a348d97d6b289b5f5c7701af2", kill_on_drop: false }`
[INFO] [stderr]    Compiling optempty v0.1.12 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.82s
[INFO] running `Command { std: "docker" "inspect" "7f44bc2d968672a38e99cab74bd7f33d255e716a348d97d6b289b5f5c7701af2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7f44bc2d968672a38e99cab74bd7f33d255e716a348d97d6b289b5f5c7701af2", kill_on_drop: false }`
[INFO] [stdout] 7f44bc2d968672a38e99cab74bd7f33d255e716a348d97d6b289b5f5c7701af2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0eec2263729f2ec01726a05215145852e372113697a5aff965df81054a0bbcc1
[INFO] running `Command { std: "docker" "start" "-a" "0eec2263729f2ec01726a05215145852e372113697a5aff965df81054a0bbcc1", kill_on_drop: false }`
[INFO] [stderr]    Compiling optempty v0.1.12 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.88s
[INFO] running `Command { std: "docker" "inspect" "0eec2263729f2ec01726a05215145852e372113697a5aff965df81054a0bbcc1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0eec2263729f2ec01726a05215145852e372113697a5aff965df81054a0bbcc1", kill_on_drop: false }`
[INFO] [stdout] 0eec2263729f2ec01726a05215145852e372113697a5aff965df81054a0bbcc1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] e49b140b980b081199c94aaff870637090a851370c61aaccf715e2c1ead88e8a
[INFO] running `Command { std: "docker" "start" "-a" "e49b140b980b081199c94aaff870637090a851370c61aaccf715e2c1ead88e8a", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/optempty-03284cfa1e51baba)
[INFO] [stdout] 
[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] [stdout] 
[INFO] [stderr]      Running tests/empty_into.rs (/opt/rustwide/target/debug/deps/empty_into-22bd689f82d0f6d0)
[INFO] [stdout] running 11 tests
[INFO] [stdout] test slice ... ok
[INFO] [stdout] test str ... ok
[INFO] [stdout] test linked_list ... ok
[INFO] [stderr]      Running tests/is_empty.rs (/opt/rustwide/target/debug/deps/is_empty-10b0e00dda049c91)
[INFO] [stdout] test vec ... ok
[INFO] [stdout] test vec_deque ... ok
[INFO] [stdout] test hash_set ... ok
[INFO] [stdout] test hash_map ... ok
[INFO] [stdout] test string ... ok
[INFO] [stdout] test btree_map ... ok
[INFO] [stdout] test binary_heap ... 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 0.02s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 11 tests
[INFO] [stdout] test slice ... ok
[INFO] [stdout] test str ... ok
[INFO] [stdout] test btree_set ... ok
[INFO] [stdout] test binary_heap ... ok
[INFO] [stdout] test linked_list ... ok
[INFO] [stdout] test btree_map ... ok
[INFO] [stdout] test hash_map ... ok
[INFO] [stdout] test hash_set ... ok
[INFO] [stdout] test string ... ok
[INFO] [stdout] test vec ... 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 0.03s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests optempty
[INFO] [stdout] 
[INFO] [stdout] running 27 tests
[INFO] [stdout] test src/lib.rs - (line 18) ... ok
[INFO] [stdout] test src/empty_into_err.rs - empty_into_err::EmptyIntoErr::empty_into_err (line 20) ... ok
[INFO] [stdout] test src/empty_into_err.rs - empty_into_err::EmptyIntoErr::empty_into_err (line 38) ... 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::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 160) ... ok
[INFO] [stdout] test src/lib.rs - (line 47) ... ok
[INFO] [stdout] test src/empty_into_none.rs - empty_into_none::EmptyIntoNone::empty_into_none (line 19) ... 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/is_empty/no_std.rs - is_empty::no_std::Result<T,E>::is_empty (line 145) ... 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 81) ... 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/is_empty/no_std.rs - is_empty::no_std::Option<T>::is_empty (line 118) ... ok
[INFO] [stdout] test src/lib.rs - (line 65) ... ok
[INFO] [stdout] test src/lib.rs - (line 56) ... 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/lib.rs - (line 8) ... 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 74) ... ok
[INFO] [stdout] test src/is_empty/no_std.rs - is_empty::no_std::Option<T>::is_empty (line 103) ... 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 174) ... ok
[INFO] [stdout] test src/lib.rs - (line 27) ... 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::Option<T>::is_empty (line 110) ... ok
[INFO] [stdout] test src/empty_into_none.rs - empty_into_none::EmptyIntoNone::empty_into_none (line 37) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 27 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.10s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "e49b140b980b081199c94aaff870637090a851370c61aaccf715e2c1ead88e8a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e49b140b980b081199c94aaff870637090a851370c61aaccf715e2c1ead88e8a", kill_on_drop: false }`
[INFO] [stdout] e49b140b980b081199c94aaff870637090a851370c61aaccf715e2c1ead88e8a