[INFO] fetching crate librank 0.1.0...
[INFO] testing librank-0.1.0 against master#562dee4820c458d823175268e41601d4c060588a for pr-154210-1
[INFO] extracting crate librank 0.1.0 into /workspace/builds/worker-4-tc1/source
[INFO] started tweaking crates.io crate librank 0.1.0
[INFO] finished tweaking crates.io crate librank 0.1.0
[INFO] tweaked toml for crates.io crate librank 0.1.0 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate librank 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] crate crates.io crate librank 0.1.0 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-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 2d40e418cf978bb15a44a13127fce635501e218494a8b01fafcb6eee9da6a969
[INFO] running `Command { std: "docker" "start" "-a" "2d40e418cf978bb15a44a13127fce635501e218494a8b01fafcb6eee9da6a969", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2d40e418cf978bb15a44a13127fce635501e218494a8b01fafcb6eee9da6a969", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2d40e418cf978bb15a44a13127fce635501e218494a8b01fafcb6eee9da6a969", kill_on_drop: false }`
[INFO] [stdout] 2d40e418cf978bb15a44a13127fce635501e218494a8b01fafcb6eee9da6a969
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 3697657982ad30349ee636abc4ad8da245f53a8c1eb6880a041f47820cef3621
[INFO] running `Command { std: "docker" "start" "-a" "3697657982ad30349ee636abc4ad8da245f53a8c1eb6880a041f47820cef3621", kill_on_drop: false }`
[INFO] [stderr]    Compiling librank v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.19s
[INFO] running `Command { std: "docker" "inspect" "3697657982ad30349ee636abc4ad8da245f53a8c1eb6880a041f47820cef3621", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3697657982ad30349ee636abc4ad8da245f53a8c1eb6880a041f47820cef3621", kill_on_drop: false }`
[INFO] [stdout] 3697657982ad30349ee636abc4ad8da245f53a8c1eb6880a041f47820cef3621
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 6b5200b368e4554e675a15a0134a44e7380267c1b9fb9e97a56f5cb0d684bf7d
[INFO] running `Command { std: "docker" "start" "-a" "6b5200b368e4554e675a15a0134a44e7380267c1b9fb9e97a56f5cb0d684bf7d", kill_on_drop: false }`
[INFO] [stderr]    Compiling librank v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.79s
[INFO] running `Command { std: "docker" "inspect" "6b5200b368e4554e675a15a0134a44e7380267c1b9fb9e97a56f5cb0d684bf7d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6b5200b368e4554e675a15a0134a44e7380267c1b9fb9e97a56f5cb0d684bf7d", kill_on_drop: false }`
[INFO] [stdout] 6b5200b368e4554e675a15a0134a44e7380267c1b9fb9e97a56f5cb0d684bf7d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 01ed4aad9d474fd61a57e5511c1f65ae05d69a921a7348edc9a6dc87fdee4538
[INFO] running `Command { std: "docker" "start" "-a" "01ed4aad9d474fd61a57e5511c1f65ae05d69a921a7348edc9a6dc87fdee4538", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/librank-810f0d3d44d02023)
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test rank::tests::test_rank_by_complex_key ... ok
[INFO] [stdout] test rank::tests::test_rank_by_empty_iterator ... ok
[INFO] [stdout] test rank::tests::test_rank_by_duplicate_keys ... ok
[INFO] [stdout] test rank::tests::test_rank_by_unique_keys ... ok
[INFO] [stdout] test rank::tests::test_rank_by_pre_sorted_data ... ok
[INFO] [stdout] test rank::tests::test_rank_by_reverse_sorted_data ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests librank
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/rank.rs - rank::RankedExt::rank_by (line 48) ... ok
[INFO] [stdout] test src/lib.rs - (line 8) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.12s
[INFO] [stdout] 
[INFO] [stdout] all doctests ran in 0.60s; merged doctests compilation took 0.48s
[INFO] running `Command { std: "docker" "inspect" "01ed4aad9d474fd61a57e5511c1f65ae05d69a921a7348edc9a6dc87fdee4538", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "01ed4aad9d474fd61a57e5511c1f65ae05d69a921a7348edc9a6dc87fdee4538", kill_on_drop: false }`
[INFO] [stdout] 01ed4aad9d474fd61a57e5511c1f65ae05d69a921a7348edc9a6dc87fdee4538