[INFO] fetching crate peeknth 0.3.0...
[INFO] testing peeknth-0.3.0 against master#562dee4820c458d823175268e41601d4c060588a for pr-154210-2
[INFO] extracting crate peeknth 0.3.0 into /workspace/builds/worker-1-tc1/source
[INFO] started tweaking crates.io crate peeknth 0.3.0
[INFO] finished tweaking crates.io crate peeknth 0.3.0
[INFO] tweaked toml for crates.io crate peeknth 0.3.0 written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate peeknth 0.3.0 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] crate crates.io crate peeknth 0.3.0 already has a lockfile, it will not be regenerated
[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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] b35b897e4b358bcdd0786170e48f6f7a4ef5d7e98915b297971fc0dc9aff4d86
[INFO] running `Command { std: "docker" "start" "-a" "b35b897e4b358bcdd0786170e48f6f7a4ef5d7e98915b297971fc0dc9aff4d86", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b35b897e4b358bcdd0786170e48f6f7a4ef5d7e98915b297971fc0dc9aff4d86", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b35b897e4b358bcdd0786170e48f6f7a4ef5d7e98915b297971fc0dc9aff4d86", kill_on_drop: false }`
[INFO] [stdout] b35b897e4b358bcdd0786170e48f6f7a4ef5d7e98915b297971fc0dc9aff4d86
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 5fe1729cf8fe5b634bda9f52c563219478dae3e14c60eb485325a647f1616e2f
[INFO] running `Command { std: "docker" "start" "-a" "5fe1729cf8fe5b634bda9f52c563219478dae3e14c60eb485325a647f1616e2f", kill_on_drop: false }`
[INFO] [stderr]    Compiling peeknth v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.28s
[INFO] running `Command { std: "docker" "inspect" "5fe1729cf8fe5b634bda9f52c563219478dae3e14c60eb485325a647f1616e2f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5fe1729cf8fe5b634bda9f52c563219478dae3e14c60eb485325a647f1616e2f", kill_on_drop: false }`
[INFO] [stdout] 5fe1729cf8fe5b634bda9f52c563219478dae3e14c60eb485325a647f1616e2f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 41c083803e3460a7d613223cf42d8057ed8efa6ec3ff6470d833694c1b4c05fb
[INFO] running `Command { std: "docker" "start" "-a" "41c083803e3460a7d613223cf42d8057ed8efa6ec3ff6470d833694c1b4c05fb", kill_on_drop: false }`
[INFO] [stderr]    Compiling peeknth v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.29s
[INFO] running `Command { std: "docker" "inspect" "41c083803e3460a7d613223cf42d8057ed8efa6ec3ff6470d833694c1b4c05fb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "41c083803e3460a7d613223cf42d8057ed8efa6ec3ff6470d833694c1b4c05fb", kill_on_drop: false }`
[INFO] [stdout] 41c083803e3460a7d613223cf42d8057ed8efa6ec3ff6470d833694c1b4c05fb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 26c8584e271c2c03a4aa8837114140445fdd4df3dad0ac84e0f075b073b1073f
[INFO] running `Command { std: "docker" "start" "-a" "26c8584e271c2c03a4aa8837114140445fdd4df3dad0ac84e0f075b073b1073f", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/peeknth-de19ed65a6b1b7ac)
[INFO] [stderr]    Doc-tests peeknth
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 12 tests
[INFO] [stdout] test src/peekn/core.rs - peekn::core::PeekN (line 22) ... ok
[INFO] [stdout] test src/peekn/core.rs - peekn::core::PeekN<I>::next_if_eq (line 402) ... ok
[INFO] [stdout] test src/peekn/core.rs - peekn::core::PeekN<I>::with_capacity (line 156) ... ok
[INFO] [stdout] test src/peekn/core.rs - peekn::core::PeekN<I>::peek_mut (line 260) ... ok
[INFO] [stdout] test src/peekn/core.rs - peekn::core::PeekN<Peekable<I>> (line 517) ... ok
[INFO] [stdout] test src/peekn/core.rs - peekn::core::PeekN<I>::peek_nth (line 180) ... ok
[INFO] [stdout] test src/peekn/core.rs - peekn::core::PeekN<I>::peek_range (line 287) ... ok
[INFO] [stdout] test src/peekn/core.rs - peekn::core::PeekN<I>::peek_nth_mut (line 212) ... ok
[INFO] [stdout] test src/peekn/sizedpeekn.rs - peekn::sizedpeekn::SizedPeekN (line 27) ... ok
[INFO] [stdout] test src/peekn/core.rs - peekn::core::PeekN<I>::next_if (line 379) ... ok
[INFO] [stdout] test src/peekn/core.rs - peekn::core::PeekN<I>::peek (line 244) ... ok
[INFO] [stdout] test src/peekn/core.rs - peekn::core::peekn (line 532) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 12 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stdout] all doctests ran in 0.47s; merged doctests compilation took 0.45s
[INFO] running `Command { std: "docker" "inspect" "26c8584e271c2c03a4aa8837114140445fdd4df3dad0ac84e0f075b073b1073f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "26c8584e271c2c03a4aa8837114140445fdd4df3dad0ac84e0f075b073b1073f", kill_on_drop: false }`
[INFO] [stdout] 26c8584e271c2c03a4aa8837114140445fdd4df3dad0ac84e0f075b073b1073f