[INFO] fetching crate among 0.1.7...
[INFO] testing among-0.1.7 against master#cdb45c87e2cd43495379f7e867e3cc15dcee9f93 for pr-145838-1
[INFO] extracting crate among 0.1.7 into /workspace/builds/worker-4-tc1/source
[INFO] started tweaking crates.io crate among 0.1.7
[INFO] finished tweaking crates.io crate among 0.1.7
[INFO] tweaked toml for crates.io crate among 0.1.7 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate among 0.1.7 on toolchain cdb45c87e2cd43495379f7e867e3cc15dcee9f93
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "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" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 39 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c6c4f8055a5effaa9793ef343bd2a0e78ae3fb5e7337482b348d8f1cd8ce0a51
[INFO] running `Command { std: "docker" "start" "-a" "c6c4f8055a5effaa9793ef343bd2a0e78ae3fb5e7337482b348d8f1cd8ce0a51", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c6c4f8055a5effaa9793ef343bd2a0e78ae3fb5e7337482b348d8f1cd8ce0a51", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c6c4f8055a5effaa9793ef343bd2a0e78ae3fb5e7337482b348d8f1cd8ce0a51", kill_on_drop: false }`
[INFO] [stdout] c6c4f8055a5effaa9793ef343bd2a0e78ae3fb5e7337482b348d8f1cd8ce0a51
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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=forbid" "-e" "RUSTDOCFLAGS=--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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f91cc458f525c57046bac04cda62b9dafff65eee7f23d338abdd5add3dcddd3a
[INFO] running `Command { std: "docker" "start" "-a" "f91cc458f525c57046bac04cda62b9dafff65eee7f23d338abdd5add3dcddd3a", kill_on_drop: false }`
[INFO] [stderr]    Compiling among v0.1.7 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.45s
[INFO] running `Command { std: "docker" "inspect" "f91cc458f525c57046bac04cda62b9dafff65eee7f23d338abdd5add3dcddd3a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f91cc458f525c57046bac04cda62b9dafff65eee7f23d338abdd5add3dcddd3a", kill_on_drop: false }`
[INFO] [stdout] f91cc458f525c57046bac04cda62b9dafff65eee7f23d338abdd5add3dcddd3a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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=forbid" "-e" "RUSTDOCFLAGS=--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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3212881a3fbe1b043493df052a5440da2a9ae86e615e742548dd13357cf47cb4
[INFO] running `Command { std: "docker" "start" "-a" "3212881a3fbe1b043493df052a5440da2a9ae86e615e742548dd13357cf47cb4", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.219
[INFO] [stderr]    Compiling memchr v2.7.5
[INFO] [stderr]    Compiling serde_json v1.0.143
[INFO] [stderr]    Compiling among v0.1.7 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 6.64s
[INFO] running `Command { std: "docker" "inspect" "3212881a3fbe1b043493df052a5440da2a9ae86e615e742548dd13357cf47cb4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3212881a3fbe1b043493df052a5440da2a9ae86e615e742548dd13357cf47cb4", kill_on_drop: false }`
[INFO] [stdout] 3212881a3fbe1b043493df052a5440da2a9ae86e615e742548dd13357cf47cb4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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=forbid" "-e" "RUSTDOCFLAGS=--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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 30298da1eadcb571c9ba268e89527218953b3c4b775c3c76b0da843cd063969f
[INFO] running `Command { std: "docker" "start" "-a" "30298da1eadcb571c9ba268e89527218953b3c4b775c3c76b0da843cd063969f", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/among-64ba2d28aded4f3d)
[INFO] [stdout] running 6 tests
[INFO] [stdout] test iter ... ok
[INFO] [stdout] test read_write ... ok
[INFO] [stdout] test result_ext::tests::test_ext ... ok
[INFO] [stdout] test seek ... ok
[INFO] [stdout] test deref ... ok
[INFO] [stdout] test basic ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests among
[INFO] [stdout] 
[INFO] [stdout] running 63 tests
[INFO] [stdout] test src/lib.rs - Among<L,M,R>::among_into (line 1298) ... ok
[INFO] [stdout] test src/lib.rs - Among<(L,T),(M,T),(R,T)>::factor_second (line 1431) ... ok
[INFO] [stdout] test src/into_among.rs - into_among::IntoAmong::into_among (line 26) ... ok
[INFO] [stdout] test src/lib.rs - Among<(T,L),(T,M),(T,R)>::factor_first (line 1406) ... ok
[INFO] [stdout] test src/lib.rs - Among<L,M,R>::among_with (line 534) ... ok
[INFO] [stdout] test src/lib.rs - Among<L,M,R>::among (line 502) ... ok
[INFO] [stdout] test src/into_among.rs - into_among::IntoAmong::into_among_with (line 58) ... ok
[INFO] [stdout] test src/lib.rs - Among<L,M,R>::as_mut (line 274) ... ok
[INFO] [stdout] test src/lib.rs - Among<L,M,R>::as_ref (line 252) ... ok
[INFO] [stdout] test src/lib.rs - Among<L,M,R>::expect_middle (line 1220) ... ok
[INFO] [stdout] test src/lib.rs - Among<L,M,R>::expect_middle (line 1238) ... ok
[INFO] [stdout] test src/lib.rs - Among<L,M,R>::expect_left (line 1199) ... ok
[INFO] [stdout] test src/lib.rs - Among<L,M,R>::expect_middle (line 1230) ... ok
[INFO] [stdout] test src/lib.rs - Among<L,M,R>::expect_left (line 1181) ... ok
[INFO] [stdout] test src/lib.rs - Among<L,M,R>::expect_left (line 1191) ... ok
[INFO] [stdout] test src/lib.rs - Among<L,M,R>::expect_right (line 1277) ... ok
[INFO] [stdout] test src/lib.rs - Among<L,M,R>::expect_right (line 1269) ... ok
[INFO] [stdout] test src/lib.rs - Among<L,M,R>::expect_right (line 1259) ... ok
[INFO] [stdout] test src/lib.rs - Among<L,M,R>::factor_into_iter (line 731) ... ok
[INFO] [stdout] test src/lib.rs - Among<L,M,R>::factor_iter_mut (line 785) ... ok
[INFO] [stdout] test src/lib.rs - Among<L,M,R>::factor_iter (line 756) ... ok
[INFO] [stdout] test src/lib.rs - Among<L,M,R>::is_left (line 138) ... ok
[INFO] [stdout] test src/lib.rs - Among<L,M,R>::flip (line 335) ... ok
[INFO] [stdout] test src/lib.rs - Among<L,M,R>::is_middle (line 172) ... ok
[INFO] [stdout] test src/lib.rs - Among<L,M,R>::is_right (line 155) ... ok
[INFO] [stdout] test src/lib.rs - Among<L,M,R>::left (line 189) ... ok
[INFO] [stdout] test src/lib.rs - Among<L,M,R>::left_or_else (line 868) ... ok
[INFO] [stdout] test src/lib.rs - Among<L,M,R>::iter (line 658) ... ok
[INFO] [stdout] test src/lib.rs - Among<L,M,R>::map_among (line 435) ... ok
[INFO] [stdout] test src/lib.rs - Among<L,M,R>::left_or (line 819) ... ok
[INFO] [stdout] test src/lib.rs - Among<L,M,R>::left_and_then (line 566) ... ok
[INFO] [stdout] test src/lib.rs - Among<L,M,R>::iter_mut (line 688) ... ok
[INFO] [stdout] test src/lib.rs - Among<L,M,R>::map_among_with (line 464) ... ok
[INFO] [stdout] test src/lib.rs - Among<L,M,R>::into_iter (line 635) ... ok
[INFO] [stdout] test src/lib.rs - Among<L,M,R>::left_or_default (line 842) ... ok
[INFO] [stdout] test src/lib.rs - Among<L,M,R>::middle_and_then (line 588) ... ok
[INFO] [stdout] test src/lib.rs - Among<L,M,R>::map_left (line 355) ... ok
[INFO] [stdout] test src/lib.rs - Among<L,M,R>::middle_or (line 899) ... ok
[INFO] [stdout] test src/lib.rs - Among<L,M,R>::middle (line 210) ... ok
[INFO] [stdout] test src/lib.rs - Among<L,M,R>::map_middle (line 381) ... ok
[INFO] [stdout] test src/lib.rs - Among<L,M,R>::right_or (line 977) ... ok
[INFO] [stdout] test src/lib.rs - Among<L,M,R>::map_right (line 407) ... ok
[INFO] [stdout] test src/lib.rs - Among<L,M,R>::right_or_default (line 1000) ... ok
[INFO] [stdout] test src/lib.rs - Among<L,M,R>::right (line 231) ... ok
[INFO] [stdout] test src/lib.rs - Among<L,M,R>::right_and_then (line 610) ... ok
[INFO] [stdout] test src/lib.rs - Among<L,M,R>::unwrap_left (line 1053) ... ok
[INFO] [stdout] test src/lib.rs - Among<L,M,R>::unwrap_left (line 1063) ... ok
[INFO] [stdout] test src/lib.rs - Among<L,M,R>::middle_or_default (line 921) ... ok
[INFO] [stdout] test src/lib.rs - Among<L,M,R>::unwrap_left (line 1069) ... ok
[INFO] [stdout] test src/lib.rs - Among<L,M,R>::middle_or_else (line 946) ... ok
[INFO] [stdout] test src/lib.rs - Among<L,M,R>::unwrap_middle (line 1113) ... ok
[INFO] [stdout] test src/lib.rs - Among<L,M,R>::unwrap_middle (line 1107) ... ok
[INFO] [stdout] test src/lib.rs - Among<L,M,R>::unwrap_right (line 1151) ... ok
[INFO] [stdout] test src/lib.rs - Among<L,M,R>::right_or_else (line 1026) ... ok
[INFO] [stdout] test src/lib.rs - Among<L,M,R>::unwrap_right (line 1141) ... ok
[INFO] [stdout] test src/lib.rs - Among<L,M,R>::unwrap_right (line 1157) ... ok
[INFO] [stdout] test src/lib.rs - Among<L,M,R>::unwrap_middle (line 1097) ... ok
[INFO] [stdout] test src/lib.rs - Among<T,T,T>::into_inner (line 1454) ... ok
[INFO] [stdout] test src/lib.rs - Among<Result<T,L>,Result<T,M>,Result<T,R>>::factor_ok (line 1379) ... ok
[INFO] [stdout] test src/lib.rs - for_all (line 72) ... ok
[INFO] [stdout] test src/lib.rs - Among<T,T,T>::map (line 1473) ... ok
[INFO] [stdout] test src/lib.rs - Among<Result<L,E>,Result<M,E>,Result<R,E>>::factor_err (line 1352) ... ok
[INFO] [stdout] test src/lib.rs - Among<Option<L>,Option<M>,Option<R>>::factor_none (line 1325) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 63 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 4.46s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "30298da1eadcb571c9ba268e89527218953b3c4b775c3c76b0da843cd063969f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "30298da1eadcb571c9ba268e89527218953b3c4b775c3c76b0da843cd063969f", kill_on_drop: false }`
[INFO] [stdout] 30298da1eadcb571c9ba268e89527218953b3c4b775c3c76b0da843cd063969f