[INFO] fetching crate slice_n 0.0.2...
[INFO] testing slice_n-0.0.2 against master#432e145bd5a974c5b6f4dd9b352891bd7502b69d for pr-87041
[INFO] extracting crate slice_n 0.0.2 into /workspace/builds/worker-14/source
[INFO] validating manifest of crates.io crate slice_n 0.0.2 on toolchain 432e145bd5a974c5b6f4dd9b352891bd7502b69d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate slice_n 0.0.2
[INFO] finished tweaking crates.io crate slice_n 0.0.2
[INFO] tweaked toml for crates.io crate slice_n 0.0.2 written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f6767dc033982a44afb8b873c2ffe3a84b4153509bc3ff5b19a8e48971d3fd15
[INFO] running `Command { std: "docker" "start" "-a" "f6767dc033982a44afb8b873c2ffe3a84b4153509bc3ff5b19a8e48971d3fd15", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f6767dc033982a44afb8b873c2ffe3a84b4153509bc3ff5b19a8e48971d3fd15", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f6767dc033982a44afb8b873c2ffe3a84b4153509bc3ff5b19a8e48971d3fd15", kill_on_drop: false }`
[INFO] [stdout] f6767dc033982a44afb8b873c2ffe3a84b4153509bc3ff5b19a8e48971d3fd15
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 756872a3ab65452d1091ce534eea8978104afafc9e3a7b6833ddcaf1e83f1295
[INFO] running `Command { std: "docker" "start" "-a" "756872a3ab65452d1091ce534eea8978104afafc9e3a7b6833ddcaf1e83f1295", kill_on_drop: false }`
[INFO] [stderr]    Compiling maybe-std v0.1.2
[INFO] [stderr]    Compiling slice_n v0.0.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.15s
[INFO] running `Command { std: "docker" "inspect" "756872a3ab65452d1091ce534eea8978104afafc9e3a7b6833ddcaf1e83f1295", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "756872a3ab65452d1091ce534eea8978104afafc9e3a7b6833ddcaf1e83f1295", kill_on_drop: false }`
[INFO] [stdout] 756872a3ab65452d1091ce534eea8978104afafc9e3a7b6833ddcaf1e83f1295
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d41d28097a26d711f3034e034fb7add1af0676c203d8e6196ea55eb8b43eeada
[INFO] running `Command { std: "docker" "start" "-a" "d41d28097a26d711f3034e034fb7add1af0676c203d8e6196ea55eb8b43eeada", kill_on_drop: false }`
[INFO] [stderr]    Compiling slice_n v0.0.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.30s
[INFO] running `Command { std: "docker" "inspect" "d41d28097a26d711f3034e034fb7add1af0676c203d8e6196ea55eb8b43eeada", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d41d28097a26d711f3034e034fb7add1af0676c203d8e6196ea55eb8b43eeada", kill_on_drop: false }`
[INFO] [stdout] d41d28097a26d711f3034e034fb7add1af0676c203d8e6196ea55eb8b43eeada
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] a84cb2b46fd7b5647a17dc3b08512e7292347f8c0ce49c0d29c921d058f64c9e
[INFO] running `Command { std: "docker" "start" "-a" "a84cb2b46fd7b5647a17dc3b08512e7292347f8c0ce49c0d29c921d058f64c9e", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/slice_n-46bebae4e90ddc57)
[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] [stderr]    Doc-tests slice_n
[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] running `Command { std: "docker" "inspect" "a84cb2b46fd7b5647a17dc3b08512e7292347f8c0ce49c0d29c921d058f64c9e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a84cb2b46fd7b5647a17dc3b08512e7292347f8c0ce49c0d29c921d058f64c9e", kill_on_drop: false }`
[INFO] [stdout] a84cb2b46fd7b5647a17dc3b08512e7292347f8c0ce49c0d29c921d058f64c9e