[INFO] fetching crate mona 0.1.0...
[INFO] testing mona-0.1.0 against master#562dee4820c458d823175268e41601d4c060588a for pr-154210-1
[INFO] extracting crate mona 0.1.0 into /workspace/builds/worker-2-tc1/source
[INFO] started tweaking crates.io crate mona 0.1.0
[INFO] finished tweaking crates.io crate mona 0.1.0
[INFO] tweaked toml for crates.io crate mona 0.1.0 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate mona 0.1.0 on toolchain 562dee4820c458d823175268e41601d4c060588a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "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" "+562dee4820c458d823175268e41601d4c060588a" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 2 packages to latest compatible versions
[INFO] [stderr]       Adding itertools v0.10.5 (available: v0.14.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c1ed0d4c05c28df53ef63ffcc28c5fae27c96fcd78ae3fe6e479c50522fb8d93
[INFO] running `Command { std: "docker" "start" "-a" "c1ed0d4c05c28df53ef63ffcc28c5fae27c96fcd78ae3fe6e479c50522fb8d93", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c1ed0d4c05c28df53ef63ffcc28c5fae27c96fcd78ae3fe6e479c50522fb8d93", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c1ed0d4c05c28df53ef63ffcc28c5fae27c96fcd78ae3fe6e479c50522fb8d93", kill_on_drop: false }`
[INFO] [stdout] c1ed0d4c05c28df53ef63ffcc28c5fae27c96fcd78ae3fe6e479c50522fb8d93
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8b6050566288e4557194bbff9b79daf172877a9c76651f93d236766645cd7cde
[INFO] running `Command { std: "docker" "start" "-a" "8b6050566288e4557194bbff9b79daf172877a9c76651f93d236766645cd7cde", kill_on_drop: false }`
[INFO] [stderr]    Compiling mona v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `HashSet`
[INFO] [stdout]  --> src/common.rs:4:38
[INFO] [stdout]   |
[INFO] [stdout] 4 |     collections::{hash_map, HashMap, HashSet},
[INFO] [stdout]   |                                      ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::array::IntoIter::<T, N>::new`: use `IntoIterator::into_iter` instead
[INFO] [stdout]   --> src/transpose.rs:60:50
[INFO] [stdout]    |
[INFO] [stdout] 60 |         let vecs: Vec<Vec<T>> = array::IntoIter::new(self)
[INFO] [stdout]    |                                                  ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::array::IntoIter::<T, N>::new`: use `IntoIterator::into_iter` instead
[INFO] [stdout]   --> src/transpose.rs:61:43
[INFO] [stdout]    |
[INFO] [stdout] 61 |             .map(|array| array::IntoIter::new(array).collect())
[INFO] [stdout]    |                                           ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.18s
[INFO] running `Command { std: "docker" "inspect" "8b6050566288e4557194bbff9b79daf172877a9c76651f93d236766645cd7cde", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8b6050566288e4557194bbff9b79daf172877a9c76651f93d236766645cd7cde", kill_on_drop: false }`
[INFO] [stdout] 8b6050566288e4557194bbff9b79daf172877a9c76651f93d236766645cd7cde
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 93f709c0164617a8efc448e23ea068b4a9849e557d7526259537c66c633b27f2
[INFO] running `Command { std: "docker" "start" "-a" "93f709c0164617a8efc448e23ea068b4a9849e557d7526259537c66c633b27f2", kill_on_drop: false }`
[INFO] [stdout] warning: unused import: `HashSet`
[INFO] [stdout]  --> src/common.rs:4:38
[INFO] [stdout]   |
[INFO] [stdout] 4 |     collections::{hash_map, HashMap, HashSet},
[INFO] [stdout]   |                                      ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling mona v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated associated function `std::array::IntoIter::<T, N>::new`: use `IntoIterator::into_iter` instead
[INFO] [stdout]   --> src/transpose.rs:60:50
[INFO] [stdout]    |
[INFO] [stdout] 60 |         let vecs: Vec<Vec<T>> = array::IntoIter::new(self)
[INFO] [stdout]    |                                                  ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::array::IntoIter::<T, N>::new`: use `IntoIterator::into_iter` instead
[INFO] [stdout]   --> src/transpose.rs:61:43
[INFO] [stdout]    |
[INFO] [stdout] 61 |             .map(|array| array::IntoIter::new(array).collect())
[INFO] [stdout]    |                                           ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `HashSet`
[INFO] [stdout]  --> src/common.rs:4:38
[INFO] [stdout]   |
[INFO] [stdout] 4 |     collections::{hash_map, HashMap, HashSet},
[INFO] [stdout]   |                                      ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::array::IntoIter::<T, N>::new`: use `IntoIterator::into_iter` instead
[INFO] [stdout]   --> src/transpose.rs:60:50
[INFO] [stdout]    |
[INFO] [stdout] 60 |         let vecs: Vec<Vec<T>> = array::IntoIter::new(self)
[INFO] [stdout]    |                                                  ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::array::IntoIter::<T, N>::new`: use `IntoIterator::into_iter` instead
[INFO] [stdout]   --> src/transpose.rs:61:43
[INFO] [stdout]    |
[INFO] [stdout] 61 |             .map(|array| array::IntoIter::new(array).collect())
[INFO] [stdout]    |                                           ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.44s
[INFO] running `Command { std: "docker" "inspect" "93f709c0164617a8efc448e23ea068b4a9849e557d7526259537c66c633b27f2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "93f709c0164617a8efc448e23ea068b4a9849e557d7526259537c66c633b27f2", kill_on_drop: false }`
[INFO] [stdout] 93f709c0164617a8efc448e23ea068b4a9849e557d7526259537c66c633b27f2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 2ff9a73e66d1e863cbc1118ff1fd0c0f5fcde5e7caa3d8ba2ba8d12a8430335d
[INFO] running `Command { std: "docker" "start" "-a" "2ff9a73e66d1e863cbc1118ff1fd0c0f5fcde5e7caa3d8ba2ba8d12a8430335d", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `HashSet`
[INFO] [stderr]  --> src/common.rs:4:38
[INFO] [stderr]   |
[INFO] [stderr] 4 |     collections::{hash_map, HashMap, HashSet},
[INFO] [stderr]   |                                      ^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated associated function `std::array::IntoIter::<T, N>::new`: use `IntoIterator::into_iter` instead
[INFO] [stderr]   --> src/transpose.rs:60:50
[INFO] [stderr]    |
[INFO] [stderr] 60 |         let vecs: Vec<Vec<T>> = array::IntoIter::new(self)
[INFO] [stderr]    |                                                  ^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated associated function `std::array::IntoIter::<T, N>::new`: use `IntoIterator::into_iter` instead
[INFO] [stderr]   --> src/transpose.rs:61:43
[INFO] [stderr]    |
[INFO] [stderr] 61 |             .map(|array| array::IntoIter::new(array).collect())
[INFO] [stderr]    |                                           ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `mona` (lib) generated 3 warnings (run `cargo fix --lib -p mona` to apply 1 suggestion)
[INFO] [stderr] warning: `mona` (lib test) generated 3 warnings (3 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.08s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/mona-0c8bfd1b9a7906fc)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests mona
[INFO] [stdout] running 1 test
[INFO] [stdout] test transpose::tests::transpose_vec_vec ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - (line 20) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.52s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "2ff9a73e66d1e863cbc1118ff1fd0c0f5fcde5e7caa3d8ba2ba8d12a8430335d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2ff9a73e66d1e863cbc1118ff1fd0c0f5fcde5e7caa3d8ba2ba8d12a8430335d", kill_on_drop: false }`
[INFO] [stdout] 2ff9a73e66d1e863cbc1118ff1fd0c0f5fcde5e7caa3d8ba2ba8d12a8430335d