[INFO] fetching crate peeknth 0.3.0...
[INFO] testing peeknth-0.3.0 against master#c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38 for pr-146098-8
[INFO] extracting crate peeknth 0.3.0 into /workspace/builds/worker-0-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-0-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate peeknth 0.3.0 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] 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" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] ac03a1fe413cd1ca4e8c33edfa426bef3eeb7ad515f9818c52d16f5a5889e697
[INFO] running `Command { std: "docker" "start" "-a" "ac03a1fe413cd1ca4e8c33edfa426bef3eeb7ad515f9818c52d16f5a5889e697", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ac03a1fe413cd1ca4e8c33edfa426bef3eeb7ad515f9818c52d16f5a5889e697", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ac03a1fe413cd1ca4e8c33edfa426bef3eeb7ad515f9818c52d16f5a5889e697", kill_on_drop: false }`
[INFO] [stdout] ac03a1fe413cd1ca4e8c33edfa426bef3eeb7ad515f9818c52d16f5a5889e697
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 66904eb8f6722c986b58ece1e30a02dcbd60474328e2ed522968c59cceda0fb2
[INFO] running `Command { std: "docker" "start" "-a" "66904eb8f6722c986b58ece1e30a02dcbd60474328e2ed522968c59cceda0fb2", kill_on_drop: false }`
[INFO] [stderr]    Compiling peeknth v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.29s
[INFO] running `Command { std: "docker" "inspect" "66904eb8f6722c986b58ece1e30a02dcbd60474328e2ed522968c59cceda0fb2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "66904eb8f6722c986b58ece1e30a02dcbd60474328e2ed522968c59cceda0fb2", kill_on_drop: false }`
[INFO] [stdout] 66904eb8f6722c986b58ece1e30a02dcbd60474328e2ed522968c59cceda0fb2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 882d49c17a0646b05f9d2e668b7cb12f20b400b04d83f12d59a532fba71bdedc
[INFO] running `Command { std: "docker" "start" "-a" "882d49c17a0646b05f9d2e668b7cb12f20b400b04d83f12d59a532fba71bdedc", kill_on_drop: false }`
[INFO] [stderr]    Compiling peeknth v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.47s
[INFO] running `Command { std: "docker" "inspect" "882d49c17a0646b05f9d2e668b7cb12f20b400b04d83f12d59a532fba71bdedc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "882d49c17a0646b05f9d2e668b7cb12f20b400b04d83f12d59a532fba71bdedc", kill_on_drop: false }`
[INFO] [stdout] 882d49c17a0646b05f9d2e668b7cb12f20b400b04d83f12d59a532fba71bdedc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] f8c3f0abc0dc91e9cc460d11ce2c4913a3e91cc9b589ba428496ce767e5d7af6
[INFO] running `Command { std: "docker" "start" "-a" "f8c3f0abc0dc91e9cc460d11ce2c4913a3e91cc9b589ba428496ce767e5d7af6", kill_on_drop: false }`
[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] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/peeknth-de19ed65a6b1b7ac)
[INFO] [stderr]    Doc-tests peeknth
[INFO] [stdout] 
[INFO] [stdout] running 12 tests
[INFO] [stdout] test src/peekn/core.rs - peekn::core::peekn (line 532) ... ok
[INFO] [stdout] test src/peekn/core.rs - peekn::core::PeekN<I>::peek_nth (line 180) ... 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>::with_capacity (line 156) ... ok
[INFO] [stdout] test src/peekn/core.rs - peekn::core::PeekN<I>::peek_nth_mut (line 212) ... 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<Peekable<I>> (line 517) ... 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<I>::next_if_eq (line 402) ... ok
[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 (line 379) ... ok
[INFO] [stdout] test src/peekn/core.rs - peekn::core::PeekN<I>::peek_mut (line 260) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 12 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.03s
[INFO] [stdout] 
[INFO] [stdout] all doctests ran in 0.80s; merged doctests compilation took 0.76s
[INFO] running `Command { std: "docker" "inspect" "f8c3f0abc0dc91e9cc460d11ce2c4913a3e91cc9b589ba428496ce767e5d7af6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f8c3f0abc0dc91e9cc460d11ce2c4913a3e91cc9b589ba428496ce767e5d7af6", kill_on_drop: false }`
[INFO] [stdout] f8c3f0abc0dc91e9cc460d11ce2c4913a3e91cc9b589ba428496ce767e5d7af6