[INFO] fetching crate fastpeek 0.2.6...
[INFO] testing fastpeek-0.2.6 against try#b83b707f97d809763b7861afa7638871f3339a33 for pr-145838-1
[INFO] extracting crate fastpeek 0.2.6 into /workspace/builds/worker-6-tc2/source
[INFO] started tweaking crates.io crate fastpeek 0.2.6
[INFO] finished tweaking crates.io crate fastpeek 0.2.6
[INFO] tweaked toml for crates.io crate fastpeek 0.2.6 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate fastpeek 0.2.6 on toolchain b83b707f97d809763b7861afa7638871f3339a33
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "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" "+b83b707f97d809763b7861afa7638871f3339a33" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c507c8ab62afd7734cb760112d9f429a702eb2352355973e66a38461686ba0a0
[INFO] running `Command { std: "docker" "start" "-a" "c507c8ab62afd7734cb760112d9f429a702eb2352355973e66a38461686ba0a0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c507c8ab62afd7734cb760112d9f429a702eb2352355973e66a38461686ba0a0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c507c8ab62afd7734cb760112d9f429a702eb2352355973e66a38461686ba0a0", kill_on_drop: false }`
[INFO] [stdout] c507c8ab62afd7734cb760112d9f429a702eb2352355973e66a38461686ba0a0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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" "-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" "+b83b707f97d809763b7861afa7638871f3339a33" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d9db02c457aaab9b4a75efbea8028595c76e3b7c0f695c24f919e8f2e1490560
[INFO] running `Command { std: "docker" "start" "-a" "d9db02c457aaab9b4a75efbea8028595c76e3b7c0f695c24f919e8f2e1490560", kill_on_drop: false }`
[INFO] [stderr]    Compiling fastpeek v0.2.6 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.13s
[INFO] running `Command { std: "docker" "inspect" "d9db02c457aaab9b4a75efbea8028595c76e3b7c0f695c24f919e8f2e1490560", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d9db02c457aaab9b4a75efbea8028595c76e3b7c0f695c24f919e8f2e1490560", kill_on_drop: false }`
[INFO] [stdout] d9db02c457aaab9b4a75efbea8028595c76e3b7c0f695c24f919e8f2e1490560
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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" "-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" "+b83b707f97d809763b7861afa7638871f3339a33" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] eec1b46f737e2abe52de037b9a8cefbf2f1d50f0ade9d61e2532917d837b1cfa
[INFO] running `Command { std: "docker" "start" "-a" "eec1b46f737e2abe52de037b9a8cefbf2f1d50f0ade9d61e2532917d837b1cfa", kill_on_drop: false }`
[INFO] [stderr]    Compiling fastpeek v0.2.6 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.50s
[INFO] running `Command { std: "docker" "inspect" "eec1b46f737e2abe52de037b9a8cefbf2f1d50f0ade9d61e2532917d837b1cfa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eec1b46f737e2abe52de037b9a8cefbf2f1d50f0ade9d61e2532917d837b1cfa", kill_on_drop: false }`
[INFO] [stdout] eec1b46f737e2abe52de037b9a8cefbf2f1d50f0ade9d61e2532917d837b1cfa
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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" "-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" "+b83b707f97d809763b7861afa7638871f3339a33" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] f9fbbe36c20bd1a2b28c94e95b7e6a9ec6dcbe8dae09098e5c88455a183a9dde
[INFO] running `Command { std: "docker" "start" "-a" "f9fbbe36c20bd1a2b28c94e95b7e6a9ec6dcbe8dae09098e5c88455a183a9dde", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/fastpeek-e4f3cc1dd86822b9)
[INFO] [stdout] 
[INFO] [stdout] running 9 tests
[INFO] [stdout] test adapter::test::test_prefetch ... ok
[INFO] [stdout] test blanket_impl::test::test_as_ref_into_iter ... ok
[INFO] [stdout] test adapter::test::test_cloned ... ok
[INFO] [stdout] test blanket_impl::test::test_as_ref_iter ... ok
[INFO] [stdout] test std_impl::test::test_array_peek_into_iter ... ok
[INFO] [stdout] test blanket_impl::test::test_as_ref_peek_iter ... ok
[INFO] [stdout] test adapter::test::test_cloned_peek_iter ... ok
[INFO] [stdout] test std_impl::test::test_array_into_iter ... ok
[INFO] [stdout] test blanket_impl::test::test_as_ref_peek_into_iter ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 9 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests fastpeek
[INFO] [stdout] 
[INFO] [stdout] running 8 tests
[INFO] [stdout] test src/adapter/cloning.rs - adapter::cloning::CloningPeekableIter (line 7) ... ok
[INFO] [stdout] test src/adapter/func.rs - adapter::func::FnPeekableIter (line 9) ... ok
[INFO] [stdout] test src/lib.rs - PeekIter (line 41) ... ok
[INFO] [stdout] test src/adapter/func.rs - adapter::func::FnPeekableIter<'a,I,P,PB,PI>::with_peek_back (line 44) ... ok
[INFO] [stdout] test src/adapter/prefetch.rs - adapter::prefetch::PrefetchPeekableIter (line 9) ... ok
[INFO] [stdout] test src/lib.rs - Peek (line 13) ... ok
[INFO] [stdout] test src/adapter/func.rs - adapter::func::FnPeekableIter<'a,I,P,PB,PI>::with_peek_iter (line 69) ... ok
[INFO] [stdout] test src/lib.rs - PeekBack (line 27) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 8 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.75s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "f9fbbe36c20bd1a2b28c94e95b7e6a9ec6dcbe8dae09098e5c88455a183a9dde", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f9fbbe36c20bd1a2b28c94e95b7e6a9ec6dcbe8dae09098e5c88455a183a9dde", kill_on_drop: false }`
[INFO] [stdout] f9fbbe36c20bd1a2b28c94e95b7e6a9ec6dcbe8dae09098e5c88455a183a9dde