[INFO] fetching crate among 0.1.7...
[INFO] testing among-0.1.7 against master#c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38 for pr-146098-7
[INFO] extracting crate among 0.1.7 into /workspace/builds/worker-7-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-7-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate among 0.1.7 on toolchain c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "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" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 16 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6052d9f95049e9289be8f3ed902ab4788f741777da43f9868389cfe7f95509ff
[INFO] running `Command { std: "docker" "start" "-a" "6052d9f95049e9289be8f3ed902ab4788f741777da43f9868389cfe7f95509ff", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6052d9f95049e9289be8f3ed902ab4788f741777da43f9868389cfe7f95509ff", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6052d9f95049e9289be8f3ed902ab4788f741777da43f9868389cfe7f95509ff", kill_on_drop: false }`
[INFO] [stdout] 6052d9f95049e9289be8f3ed902ab4788f741777da43f9868389cfe7f95509ff
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 58a38bc659d82f610fbe107a726ac8e37292f242cca6f12ae31d2cd9b5b87b62
[INFO] running `Command { std: "docker" "start" "-a" "58a38bc659d82f610fbe107a726ac8e37292f242cca6f12ae31d2cd9b5b87b62", kill_on_drop: false }`
[INFO] [stderr]    Compiling among v0.1.7 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `for_all`
[INFO] [stdout]  --> src/iterator.rs:1:13
[INFO] [stdout]   |
[INFO] [stdout] 1 | use super::{for_all, Among, Left, Middle, Right};
[INFO] [stdout]   |             ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.45s
[INFO] running `Command { std: "docker" "inspect" "58a38bc659d82f610fbe107a726ac8e37292f242cca6f12ae31d2cd9b5b87b62", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "58a38bc659d82f610fbe107a726ac8e37292f242cca6f12ae31d2cd9b5b87b62", kill_on_drop: false }`
[INFO] [stdout] 58a38bc659d82f610fbe107a726ac8e37292f242cca6f12ae31d2cd9b5b87b62
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 92394a24bb922e6b1b91a36852177086074e4e20095963e50ef084259ade62f2
[INFO] running `Command { std: "docker" "start" "-a" "92394a24bb922e6b1b91a36852177086074e4e20095963e50ef084259ade62f2", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde_core v1.0.228
[INFO] [stderr]    Compiling serde_json v1.0.145
[INFO] [stderr]    Compiling memchr v2.7.6
[INFO] [stdout] warning: unused import: `for_all`
[INFO] [stdout]  --> src/iterator.rs:1:13
[INFO] [stdout]   |
[INFO] [stdout] 1 | use super::{for_all, Among, Left, Middle, Right};
[INFO] [stdout]   |             ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling among v0.1.7 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `for_all`
[INFO] [stdout]  --> src/iterator.rs:1:13
[INFO] [stdout]   |
[INFO] [stdout] 1 | use super::{for_all, Among, Left, Middle, Right};
[INFO] [stdout]   |             ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 5.85s
[INFO] running `Command { std: "docker" "inspect" "92394a24bb922e6b1b91a36852177086074e4e20095963e50ef084259ade62f2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "92394a24bb922e6b1b91a36852177086074e4e20095963e50ef084259ade62f2", kill_on_drop: false }`
[INFO] [stdout] 92394a24bb922e6b1b91a36852177086074e4e20095963e50ef084259ade62f2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] eac94ac55817a9976735ba9eb3741a02ba440d91e471aa841e26688b636563df
[INFO] running `Command { std: "docker" "start" "-a" "eac94ac55817a9976735ba9eb3741a02ba440d91e471aa841e26688b636563df", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `for_all`
[INFO] [stderr]  --> src/iterator.rs:1:13
[INFO] [stderr]   |
[INFO] [stderr] 1 | use super::{for_all, Among, Left, Middle, Right};
[INFO] [stderr]   |             ^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `among` (lib) generated 1 warning (run `cargo fix --lib -p among` to apply 1 suggestion)
[INFO] [stderr] warning: `among` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/among-1f251cd48535e3d2)
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test basic ... ok
[INFO] [stdout] test read_write ... ok
[INFO] [stdout] test deref ... ok
[INFO] [stdout] test iter ... ok
[INFO] [stdout] test seek ... ok
[INFO] [stdout] test result_ext::tests::test_ext ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[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 (line 502) ... ok
[INFO] [stdout] test src/into_among.rs - into_among::IntoAmong::into_among (line 26) ... ok
[INFO] [stdout] test src/lib.rs - Among<L,M,R>::among_into (line 1298) ... ok
[INFO] [stdout] test src/lib.rs - Among<(T,L),(T,M),(T,R)>::factor_first (line 1406) ... 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,T),(M,T),(R,T)>::factor_second (line 1431) ... 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>::expect_middle (line 1220) ... 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_left (line 1199) ... 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_right (line 1259) ... 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_middle (line 1230) ... 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_right (line 1277) ... 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_left (line 138) ... 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>::factor_iter (line 756) ... 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>::into_iter (line 635) ... 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>::is_right (line 155) ... 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>::iter (line 658) ... 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>::iter_mut (line 688) ... 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>::left (line 189) ... 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>::left_or (line 819) ... 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>::map_left (line 355) ... 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>::middle_or (line 899) ... 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>::map_middle (line 381) ... 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>::middle (line 210) ... 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>::middle_or_else (line 946) ... 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_or (line 977) ... 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_or_else (line 1026) ... 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_middle (line 1097) ... 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>::unwrap_right (line 1141) ... 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>::unwrap_left (line 1069) ... ok
[INFO] [stdout] test src/lib.rs - Among<L,M,R>::unwrap_middle (line 1113) ... ok
[INFO] [stdout] test src/lib.rs - Among<Option<L>,Option<M>,Option<R>>::factor_none (line 1325) ... ok
[INFO] [stdout] test src/lib.rs - Among<L,M,R>::unwrap_right (line 1157) ... 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 - 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<T,L>,Result<T,M>,Result<T,R>>::factor_ok (line 1379) ... ok
[INFO] [stdout] test src/lib.rs - Among<T,T,T>::into_inner (line 1454) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 63 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 4.89s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "eac94ac55817a9976735ba9eb3741a02ba440d91e471aa841e26688b636563df", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eac94ac55817a9976735ba9eb3741a02ba440d91e471aa841e26688b636563df", kill_on_drop: false }`
[INFO] [stdout] eac94ac55817a9976735ba9eb3741a02ba440d91e471aa841e26688b636563df