[INFO] cloning repository https://github.com/llogiq/optional
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/llogiq/optional" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fllogiq%2Foptional", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fllogiq%2Foptional'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ba28c70e8e4c31befcf5e8ad7898704f96ecf5c5
[INFO] testing llogiq/optional against beta-2020-07-24 for beta-1.46-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fllogiq%2Foptional" "/workspace/builds/worker-2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/llogiq/optional on toolchain beta-2020-07-24
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/llogiq/optional
[INFO] finished tweaking git repo https://github.com/llogiq/optional
[INFO] tweaked toml for git repo https://github.com/llogiq/optional written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/llogiq/optional already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 73f182b05ea95dc6068b6d82d55c2e6623c19dbb45cbf9326295208d2af14d98
[INFO] running `Command { std: "docker" "start" "-a" "73f182b05ea95dc6068b6d82d55c2e6623c19dbb45cbf9326295208d2af14d98", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "73f182b05ea95dc6068b6d82d55c2e6623c19dbb45cbf9326295208d2af14d98", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "73f182b05ea95dc6068b6d82d55c2e6623c19dbb45cbf9326295208d2af14d98", kill_on_drop: false }`
[INFO] [stdout] 73f182b05ea95dc6068b6d82d55c2e6623c19dbb45cbf9326295208d2af14d98
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8b7d15984c42f1648edc5f03d8e9a642f24dc4d0b02d16710fc08b3558e4ff1e
[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" "8b7d15984c42f1648edc5f03d8e9a642f24dc4d0b02d16710fc08b3558e4ff1e", kill_on_drop: false }`
[INFO] [stderr]    Compiling optional v0.5.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.58s
[INFO] running `Command { std: "docker" "inspect" "8b7d15984c42f1648edc5f03d8e9a642f24dc4d0b02d16710fc08b3558e4ff1e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8b7d15984c42f1648edc5f03d8e9a642f24dc4d0b02d16710fc08b3558e4ff1e", kill_on_drop: false }`
[INFO] [stdout] 8b7d15984c42f1648edc5f03d8e9a642f24dc4d0b02d16710fc08b3558e4ff1e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d10463ec73015cabad62004335e13cb1633faafc6266cff90364fd5f48d0a1c5
[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" "d10463ec73015cabad62004335e13cb1633faafc6266cff90364fd5f48d0a1c5", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.114
[INFO] [stderr]    Compiling itoa v0.4.3
[INFO] [stderr]    Compiling bencher v0.1.5
[INFO] [stderr]    Compiling serde_json v1.0.57
[INFO] [stderr]    Compiling optional v0.5.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 15.09s
[INFO] running `Command { std: "docker" "inspect" "d10463ec73015cabad62004335e13cb1633faafc6266cff90364fd5f48d0a1c5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d10463ec73015cabad62004335e13cb1633faafc6266cff90364fd5f48d0a1c5", kill_on_drop: false }`
[INFO] [stdout] d10463ec73015cabad62004335e13cb1633faafc6266cff90364fd5f48d0a1c5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 74796496b9e40bcba6069f4eff58afca1e70898f67d5a750aa67753a8e3697e5
[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" "74796496b9e40bcba6069f4eff58afca1e70898f67d5a750aa67753a8e3697e5", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/optional-8f8dc659d5498a59
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/optbool-d28926575acafa7e
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test deref_to_option ... ok
[INFO] [stdout] test test_eq_ne ... ok
[INFO] [stdout] test test_bool_map ... ok
[INFO] [stdout] test into_option_bool ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/optioned-3eba17673c9707f7
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests optional
[INFO] [stdout] running 1 test
[INFO] [stdout] test optioned_is_some_or_none ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 73 tests
[INFO] [stdout] test src/lib.rs - (line 41) ... ok
[INFO] [stdout] test src/lib.rs - (line 30) ... ok
[INFO] [stdout] test src/lib.rs - (line 20) ... ok
[INFO] [stdout] test src/lib.rs - OptionBool::expect (line 291) ... ok
[INFO] [stdout] test src/lib.rs - OptionBool::and_then (line 621) ... ok
[INFO] [stdout] test src/lib.rs - OptionBool::and (line 577) ... ok
[INFO] [stdout] test src/lib.rs - OptionBool (line 944) ... ok
[INFO] [stdout] test src/lib.rs - OptionBool::is_none (line 266) ... ok
[INFO] [stdout] test src/lib.rs - OptionBool::and_bool (line 596) ... ok
[INFO] [stdout] test src/lib.rs - OptionBool::filter (line 675) ... ok
[INFO] [stdout] test src/lib.rs - OptionBool::as_slice (line 840) ... ok
[INFO] [stdout] test src/lib.rs - OptionBool::expect (line 300) ... ok
[INFO] [stdout] test src/lib.rs - OptionBool::and_then_bool (line 646) ... ok
[INFO] [stdout] test src/lib.rs - OptionBool::contains (line 247) ... ok
[INFO] [stdout] test src/lib.rs - OptionBool::map_or (line 469) ... ok
[INFO] [stdout] test src/lib.rs - OptionBool::none (line 215) ... ok
[INFO] [stdout] test src/lib.rs - OptionBool::map (line 406) ... ok
[INFO] [stdout] test src/lib.rs - OptionBool::ok_or (line 536) ... ok
[INFO] [stdout] test src/lib.rs - OptionBool::or_bool (line 728) ... ok
[INFO] [stdout] test src/lib.rs - OptionBool::is_some (line 228) ... ok
[INFO] [stdout] test src/lib.rs - OptionBool::or_else (line 753) ... ok
[INFO] [stdout] test src/lib.rs - OptionBool::iter (line 826) ... ok
[INFO] [stdout] test src/lib.rs - OptionBool::map_or_else (line 491) ... ok
[INFO] [stdout] test src/lib.rs - OptionBool::map_bool (line 433) ... ok
[INFO] [stdout] test src/lib.rs - OptionBool::or (line 708) ... ok
[INFO] [stdout] test src/lib.rs - OptionBool::or_else_bool (line 779) ... ok
[INFO] [stdout] test src/lib.rs - OptionBool::map_or_default (line 513) ... ok
[INFO] [stdout] test src/lib.rs - OptionBool::replace (line 897) ... ok
[INFO] [stdout] test src/lib.rs - OptionBool::take (line 862) ... ok
[INFO] [stdout] test src/lib.rs - OptionBool::ok_or_else (line 555) ... ok
[INFO] [stdout] test src/lib.rs - OptionBool::take_bool (line 880) ... ok
[INFO] [stdout] test src/lib.rs - OptionBool::unwrap (line 331) ... ok
[INFO] [stdout] test src/lib.rs - OptionBool::unwrap (line 322) ... ok
[INFO] [stdout] test src/lib.rs - OptionBool::unwrap_or_else (line 378) ... ok
[INFO] [stdout] test src/lib.rs - OptionBool::unwrap_or (line 343) ... ok
[INFO] [stdout] test src/lib.rs - OptionBool::unwrap_or_default (line 363) ... ok
[INFO] [stdout] test src/lib.rs - Optioned<T>::into_option (line 1539) ... ok
[INFO] [stdout] test src/lib.rs - OptionBool::xor (line 804) ... ok
[INFO] [stdout] test src/lib.rs - Optioned<T> (line 1380) ... ok
[INFO] [stdout] test src/lib.rs - Optioned<T>::and (line 1869) ... ok
[INFO] [stdout] test src/lib.rs - Optioned<T>::contains (line 2095) ... ok
[INFO] [stdout] test src/lib.rs - Optioned<T>::and_then (line 1895) ... ok
[INFO] [stdout] test src/lib.rs - Optioned<T>::as_slice (line 2022) ... ok
[INFO] [stdout] test src/lib.rs - Optioned<T>::into_option (line 1530) ... ok
[INFO] [stdout] test src/lib.rs - Optioned<T>::expect (line 1583) ... ok
[INFO] [stdout] test src/lib.rs - Optioned<T>::filter (line 1938) ... ok
[INFO] [stdout] test src/lib.rs - Optioned<T>::expect (line 1575) ... ok
[INFO] [stdout] test src/lib.rs - Optioned<T>::iter (line 2036) ... ok
[INFO] [stdout] test src/lib.rs - Optioned<T>::map (line 1677) ... ok
[INFO] [stdout] test src/lib.rs - Optioned<T>::none (line 1510) ... ok
[INFO] [stdout] test src/lib.rs - Optioned<T>::map_t (line 1700) ... ok
[INFO] [stdout] test src/lib.rs - Optioned<T>::map_or (line 1722) ... ok
[INFO] [stdout] test src/lib.rs - Optioned<T>::map_or_default (line 1767) ... ok
[INFO] [stdout] test src/lib.rs - Optioned<T>::ok_or_else (line 1984) ... ok
[INFO] [stdout] test src/lib.rs - Optioned<T>::or_else (line 1823) ... ok
[INFO] [stdout] test src/lib.rs - Optioned<T>::map_or_else (line 1743) ... ok
[INFO] [stdout] test src/lib.rs - Optioned<T>::ok_or (line 1961) ... ok
[INFO] [stdout] test src/lib.rs - Optioned<T>::or (line 1792) ... ok
[INFO] [stdout] test src/lib.rs - Optioned<T>::take (line 2008) ... ok
[INFO] [stdout] test src/lib.rs - Optioned<T>::some (line 1491) ... ok
[INFO] [stdout] test src/lib.rs - Optioned<T>::some (line 1497) ... ok
[INFO] [stdout] test src/lib.rs - Optioned<T>::replace (line 2052) ... ok
[INFO] [stdout] test src/lib.rs - Optioned<T>::unpack (line 1624) ... ok
[INFO] [stdout] test src/lib.rs - Optioned<T>::unwrap (line 1604) ... ok
[INFO] [stdout] test src/lib.rs - Optioned<T>::unwrap (line 1612) ... ok
[INFO] [stdout] test src/lib.rs - none (line 2134) ... ok
[INFO] [stdout] test src/lib.rs - Optioned<T>::unwrap_or (line 1638) ... ok
[INFO] [stdout] test src/lib.rs - Optioned<T>::xor (line 1849) ... ok
[INFO] [stdout] test src/lib.rs - Optioned<T>::unwrap_or_default (line 2074) ... ok
[INFO] [stdout] test src/lib.rs - some (line 2115) ... ok
[INFO] [stdout] test src/lib.rs - Optioned<T>::unwrap_or_else (line 1656) ... ok
[INFO] [stdout] test src/lib.rs - some (line 2121) ... ok
[INFO] [stdout] test src/lib.rs - wrap (line 2147) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 73 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "74796496b9e40bcba6069f4eff58afca1e70898f67d5a750aa67753a8e3697e5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "74796496b9e40bcba6069f4eff58afca1e70898f67d5a750aa67753a8e3697e5", kill_on_drop: false }`
[INFO] [stdout] 74796496b9e40bcba6069f4eff58afca1e70898f67d5a750aa67753a8e3697e5