[INFO] fetching crate isoperm 0.1.2...
[INFO] checking isoperm-0.1.2 against try#7014e13d5becc920d4bea3cd87942c8a13d359bf+rustflags=-Dtail_expr_drop_order for pr-129864
[INFO] extracting crate isoperm 0.1.2 into /workspace/builds/worker-5-tc2/source
[INFO] validating manifest of crates.io crate isoperm 0.1.2 on toolchain 7014e13d5becc920d4bea3cd87942c8a13d359bf
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate isoperm 0.1.2
[INFO] finished tweaking crates.io crate isoperm 0.1.2
[INFO] tweaked toml for crates.io crate isoperm 0.1.2 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 3 packages to latest compatible versions
[INFO] [stderr]       Adding itertools v0.10.5 (available: v0.13.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/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:ceb6ea022f8a89cebbe621bb4987e73a935bd40dfbb726f832cfff4742a5b95a" "/opt/rustwide/cargo-home/bin/cargo" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b41e924d2faf60b5c60eb3b779fd9f4ed9fa0378f30e10ebbcbecb778c48b403
[INFO] running `Command { std: "docker" "start" "-a" "b41e924d2faf60b5c60eb3b779fd9f4ed9fa0378f30e10ebbcbecb778c48b403", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b41e924d2faf60b5c60eb3b779fd9f4ed9fa0378f30e10ebbcbecb778c48b403", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b41e924d2faf60b5c60eb3b779fd9f4ed9fa0378f30e10ebbcbecb778c48b403", kill_on_drop: false }`
[INFO] [stdout] b41e924d2faf60b5c60eb3b779fd9f4ed9fa0378f30e10ebbcbecb778c48b403
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/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 -Dtail_expr_drop_order" "-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:ceb6ea022f8a89cebbe621bb4987e73a935bd40dfbb726f832cfff4742a5b95a" "/opt/rustwide/cargo-home/bin/cargo" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8caf4e1300125b4d21a3c85142c3e5ab68812fd4160c5c481e863293d8ff03c9
[INFO] running `Command { std: "docker" "start" "-a" "8caf4e1300125b4d21a3c85142c3e5ab68812fd4160c5c481e863293d8ff03c9", kill_on_drop: false }`
[INFO] [stderr]     Checking bimap v0.6.3
[INFO] [stderr]     Checking isoperm v0.1.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `itertools::Itertools`
[INFO] [stdout]  --> src/wrapper.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use itertools::Itertools;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `itertools::Itertools`
[INFO] [stdout]  --> src/wrapper.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use itertools::Itertools;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `itertools::zip`: Use [std::iter::zip](https://doc.rust-lang.org/std/iter/fn.zip.html) instead
[INFO] [stdout]  --> src/enumerator.rs:5:17
[INFO] [stdout]   |
[INFO] [stdout] 5 | use itertools::{zip, Itertools};
[INFO] [stdout]   |                 ^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `itertools::zip`: Use [std::iter::zip](https://doc.rust-lang.org/std/iter/fn.zip.html) instead
[INFO] [stdout]    --> src/enumerator.rs:197:40
[INFO] [stdout]     |
[INFO] [stdout] 197 |                 if let Some(binding) = zip(focus.argument(), correspondence.argument())
[INFO] [stdout]     |                                        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `itertools::zip`: Use [std::iter::zip](https://doc.rust-lang.org/std/iter/fn.zip.html) instead
[INFO] [stdout]  --> src/enumerator.rs:5:17
[INFO] [stdout]   |
[INFO] [stdout] 5 | use itertools::{zip, Itertools};
[INFO] [stdout]   |                 ^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `itertools::zip`: Use [std::iter::zip](https://doc.rust-lang.org/std/iter/fn.zip.html) instead
[INFO] [stdout]    --> src/enumerator.rs:197:40
[INFO] [stdout]     |
[INFO] [stdout] 197 |                 if let Some(binding) = zip(focus.argument(), correspondence.argument())
[INFO] [stdout]     |                                        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.51s
[INFO] running `Command { std: "docker" "inspect" "8caf4e1300125b4d21a3c85142c3e5ab68812fd4160c5c481e863293d8ff03c9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8caf4e1300125b4d21a3c85142c3e5ab68812fd4160c5c481e863293d8ff03c9", kill_on_drop: false }`
[INFO] [stdout] 8caf4e1300125b4d21a3c85142c3e5ab68812fd4160c5c481e863293d8ff03c9