[INFO] fetching crate optempty 0.1.11...
[INFO] testing optempty-0.1.11 against try#8262275854dc0e5381c9d42d56257d94932c5a87 for pr-90799
[INFO] extracting crate optempty 0.1.11 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate optempty 0.1.11 on toolchain 8262275854dc0e5381c9d42d56257d94932c5a87
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate optempty 0.1.11
[INFO] finished tweaking crates.io crate optempty 0.1.11
[INFO] tweaked toml for crates.io crate optempty 0.1.11 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a23a09fcf9895e2b912eb164f3d2f0ed9e90682ea635ec81c45fb1993efa6a1f
[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" "a23a09fcf9895e2b912eb164f3d2f0ed9e90682ea635ec81c45fb1993efa6a1f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a23a09fcf9895e2b912eb164f3d2f0ed9e90682ea635ec81c45fb1993efa6a1f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a23a09fcf9895e2b912eb164f3d2f0ed9e90682ea635ec81c45fb1993efa6a1f", kill_on_drop: false }`
[INFO] [stdout] a23a09fcf9895e2b912eb164f3d2f0ed9e90682ea635ec81c45fb1993efa6a1f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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=forbid" "-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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8979eede76d6e8d85cd50adfc5825f7e00c924544abce61af9f7fa0121602e8e
[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" "8979eede76d6e8d85cd50adfc5825f7e00c924544abce61af9f7fa0121602e8e", kill_on_drop: false }`
[INFO] [stderr]    Compiling optempty v0.1.11 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.18s
[INFO] running `Command { std: "docker" "inspect" "8979eede76d6e8d85cd50adfc5825f7e00c924544abce61af9f7fa0121602e8e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8979eede76d6e8d85cd50adfc5825f7e00c924544abce61af9f7fa0121602e8e", kill_on_drop: false }`
[INFO] [stdout] 8979eede76d6e8d85cd50adfc5825f7e00c924544abce61af9f7fa0121602e8e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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=forbid" "-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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 48856dd0edb691914ffd70e5bad2fc6042abf29adf59bf81564ce5606a496b88
[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" "48856dd0edb691914ffd70e5bad2fc6042abf29adf59bf81564ce5606a496b88", kill_on_drop: false }`
[INFO] [stderr]    Compiling optempty v0.1.11 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 3.06s
[INFO] running `Command { std: "docker" "inspect" "48856dd0edb691914ffd70e5bad2fc6042abf29adf59bf81564ce5606a496b88", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "48856dd0edb691914ffd70e5bad2fc6042abf29adf59bf81564ce5606a496b88", kill_on_drop: false }`
[INFO] [stdout] 48856dd0edb691914ffd70e5bad2fc6042abf29adf59bf81564ce5606a496b88
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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=forbid" "-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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] b2eec907c67da2e554337a29401a82f0184a22b4a76f3645566e63cdab77bc41
[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" "b2eec907c67da2e554337a29401a82f0184a22b4a76f3645566e63cdab77bc41", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.11s
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/optempty-da30bfa54fa4b680)
[INFO] [stdout] 
[INFO] [stderr]      Running tests/empty_into.rs (/opt/rustwide/target/debug/deps/empty_into-1ddc9aa93fac3e49)
[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] [stdout] running 11 tests
[INFO] [stdout] test binary_heap ... ok
[INFO] [stdout] test hash_map ... ok
[INFO] [stdout] test slice ... ok
[INFO] [stdout] test btree_map ... ok
[INFO] [stdout] test vec ... ok
[INFO] [stdout] test hash_set ... ok
[INFO] [stdout] test str ... ok
[INFO] [stdout] test vec_deque ... ok
[INFO] [stdout] test string ... ok
[INFO] [stdout] test btree_set ... ok
[INFO] [stderr]      Running tests/is_empty.rs (/opt/rustwide/target/debug/deps/is_empty-e4c78f3984d7aafa)
[INFO] [stdout] test linked_list ... 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 str ... ok
[INFO] [stdout] test slice ... ok
[INFO] [stdout] test string ... ok
[INFO] [stdout] test vec_deque ... ok
[INFO] [stdout] test vec ... ok
[INFO] [stdout] test hash_set ... ok
[INFO] [stdout] test linked_list ... ok
[INFO] [stdout] test binary_heap ... ok
[INFO] [stdout] test btree_map ... ok
[INFO] [stdout] test btree_set ... ok
[INFO] [stderr]    Doc-tests optempty
[INFO] [stdout] test hash_map ... 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 100) ... ok
[INFO] [stdout] test src/is_empty/no_std.rs - is_empty::no_std::Result<T,E>::is_empty (line 142) ... ok
[INFO] [stdout] test src/is_empty/no_std.rs - is_empty::no_std::Result<T,E>::is_empty (line 128) ... ok
[INFO] [stdout] test src/is_empty/no_std.rs - is_empty::no_std::Option<T>::is_empty (line 78) ... 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 71) ... ok
[INFO] [stdout] test src/is_empty/no_std.rs - is_empty::no_std::Option<T>::is_empty (line 64) ... 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 135) ... ok
[INFO] [stdout] test src/is_empty/no_std.rs - is_empty::no_std::Option<T>::is_empty (line 108) ... 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_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 93) ... ok
[INFO] [stdout] test src/is_empty/no_std.rs - is_empty::no_std::Option<T>::is_empty (line 86) ... 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_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 150) ... ok
[INFO] [stdout] test src/is_empty/no_std.rs - is_empty::no_std::Result<T,E>::is_empty (line 164) ... ok
[INFO] [stdout] test src/lib.rs - (line 18) ... ok
[INFO] [stdout] test src/lib.rs - (line 8) ... ok
[INFO] [stdout] test src/lib.rs - (line 65) ... ok
[INFO] [stdout] test src/lib.rs - (line 27) ... ok
[INFO] [stdout] test src/lib.rs - (line 36) ... ok
[INFO] [stdout] test src/lib.rs - (line 56) ... ok
[INFO] [stdout] test src/is_empty/no_std.rs - is_empty::no_std::Result<T,E>::is_empty (line 172) ... ok
[INFO] [stdout] test src/is_empty/no_std.rs - is_empty::no_std::Result<T,E>::is_empty (line 157) ... ok
[INFO] [stdout] test src/lib.rs - (line 47) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 27 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 6.74s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "b2eec907c67da2e554337a29401a82f0184a22b4a76f3645566e63cdab77bc41", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b2eec907c67da2e554337a29401a82f0184a22b4a76f3645566e63cdab77bc41", kill_on_drop: false }`
[INFO] [stdout] b2eec907c67da2e554337a29401a82f0184a22b4a76f3645566e63cdab77bc41