[INFO] fetching crate lubricant 1.0.0-alpha.3...
[INFO] testing lubricant-1.0.0-alpha.3 against try#dec9417b8611e34e787a3e4c37686b5131f9e5c5 for pr-154210-1
[INFO] extracting crate lubricant 1.0.0-alpha.3 into /workspace/builds/worker-6-tc2/source
[INFO] started tweaking crates.io crate lubricant 1.0.0-alpha.3
[INFO] finished tweaking crates.io crate lubricant 1.0.0-alpha.3
[INFO] tweaked toml for crates.io crate lubricant 1.0.0-alpha.3 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate lubricant 1.0.0-alpha.3 on toolchain dec9417b8611e34e787a3e4c37686b5131f9e5c5
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "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" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: only one of `license` or `license-file` is necessary
[INFO] [stderr] `license` should be used if the package license can be expressed with a standard SPDX expression.
[INFO] [stderr] `license-file` should be used if the package uses a non-standard license.
[INFO] [stderr] See https://doc.rust-lang.org/cargo/reference/manifest.html#the-license-and-license-file-fields for more information.
[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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a57e428d740fe7958b959aae7653777cab22296de207f074de1e0a6fb02f6676
[INFO] running `Command { std: "docker" "start" "-a" "a57e428d740fe7958b959aae7653777cab22296de207f074de1e0a6fb02f6676", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a57e428d740fe7958b959aae7653777cab22296de207f074de1e0a6fb02f6676", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a57e428d740fe7958b959aae7653777cab22296de207f074de1e0a6fb02f6676", kill_on_drop: false }`
[INFO] [stdout] a57e428d740fe7958b959aae7653777cab22296de207f074de1e0a6fb02f6676
[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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 89cf45f40e4abe8d3a51e9afa8e336116b98325efabbf8df21eb86259aa7e765
[INFO] running `Command { std: "docker" "start" "-a" "89cf45f40e4abe8d3a51e9afa8e336116b98325efabbf8df21eb86259aa7e765", kill_on_drop: false }`
[INFO] [stderr] warning: only one of `license` or `license-file` is necessary
[INFO] [stderr] `license` should be used if the package license can be expressed with a standard SPDX expression.
[INFO] [stderr] `license-file` should be used if the package uses a non-standard license.
[INFO] [stderr] See https://doc.rust-lang.org/cargo/reference/manifest.html#the-license-and-license-file-fields for more information.
[INFO] [stderr]    Compiling lubricant v1.0.0-alpha.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.24s
[INFO] running `Command { std: "docker" "inspect" "89cf45f40e4abe8d3a51e9afa8e336116b98325efabbf8df21eb86259aa7e765", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "89cf45f40e4abe8d3a51e9afa8e336116b98325efabbf8df21eb86259aa7e765", kill_on_drop: false }`
[INFO] [stdout] 89cf45f40e4abe8d3a51e9afa8e336116b98325efabbf8df21eb86259aa7e765
[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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b0f56ba39dfa9f293748b63355860d411d724a5a6083b681dd5fdcdf51c6a5ee
[INFO] running `Command { std: "docker" "start" "-a" "b0f56ba39dfa9f293748b63355860d411d724a5a6083b681dd5fdcdf51c6a5ee", kill_on_drop: false }`
[INFO] [stderr] warning: only one of `license` or `license-file` is necessary
[INFO] [stderr] `license` should be used if the package license can be expressed with a standard SPDX expression.
[INFO] [stderr] `license-file` should be used if the package uses a non-standard license.
[INFO] [stderr] See https://doc.rust-lang.org/cargo/reference/manifest.html#the-license-and-license-file-fields for more information.
[INFO] [stderr]    Compiling lubricant v1.0.0-alpha.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `item`
[INFO] [stdout]   --> src/array/each.rs:24:20
[INFO] [stdout]    |
[INFO] [stdout] 24 |         each(vec, |item| {});
[INFO] [stdout]    |                    ^^^^ help: if this is intentional, prefix it with an underscore: `_item`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.31s
[INFO] running `Command { std: "docker" "inspect" "b0f56ba39dfa9f293748b63355860d411d724a5a6083b681dd5fdcdf51c6a5ee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b0f56ba39dfa9f293748b63355860d411d724a5a6083b681dd5fdcdf51c6a5ee", kill_on_drop: false }`
[INFO] [stdout] b0f56ba39dfa9f293748b63355860d411d724a5a6083b681dd5fdcdf51c6a5ee
[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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] c1f7d35cd9ce7da742f181fcb54756d4ba1a579ef1c8e05b3eb36051818a4f53
[INFO] running `Command { std: "docker" "start" "-a" "c1f7d35cd9ce7da742f181fcb54756d4ba1a579ef1c8e05b3eb36051818a4f53", kill_on_drop: false }`
[INFO] [stderr] warning: only one of `license` or `license-file` is necessary
[INFO] [stdout] 
[INFO] [stderr] `license` should be used if the package license can be expressed with a standard SPDX expression.
[INFO] [stdout] running 8 tests
[INFO] [stderr] `license-file` should be used if the package uses a non-standard license.
[INFO] [stdout] test array::each::test::static_vec ... ok
[INFO] [stderr] See https://doc.rust-lang.org/cargo/reference/manifest.html#the-license-and-license-file-fields for more information.
[INFO] [stdout] test array::each::test::mut_vec ... ok
[INFO] [stderr] warning: unused variable: `item`
[INFO] [stderr]   --> src/array/each.rs:24:20
[INFO] [stderr]    |
[INFO] [stderr] 24 |         each(vec, |item| {});
[INFO] [stderr]    |                    ^^^^ help: if this is intentional, prefix it with an underscore: `_item`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `lubricant` (lib test) generated 1 warning (run `cargo fix --lib -p lubricant --tests` to apply 1 suggestion)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/lubricant-af27ea47e09f0f8f)
[INFO] [stdout] test array::filter::test::filter ... ok
[INFO] [stdout] test array::map::test::empty_loop ... ok
[INFO] [stdout] test array::map::test::number_list ... ok
[INFO] [stdout] test array::map::test::sturct_list ... ok
[INFO] [stdout] test array::some::test::even ... ok
[INFO] [stdout] test array::every::test::should_to_be_true ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 8 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests lubricant
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test src/array/each.rs - array::each::each (line 2) ... ok
[INFO] [stdout] test src/array/filter.rs - array::filter::filter (line 2) ... ok
[INFO] [stdout] test src/array/map.rs - array::map::map (line 2) ... ok
[INFO] [stdout] test src/array/some.rs - array::some::some (line 3) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.33s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "c1f7d35cd9ce7da742f181fcb54756d4ba1a579ef1c8e05b3eb36051818a4f53", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c1f7d35cd9ce7da742f181fcb54756d4ba1a579ef1c8e05b3eb36051818a4f53", kill_on_drop: false }`
[INFO] [stdout] c1f7d35cd9ce7da742f181fcb54756d4ba1a579ef1c8e05b3eb36051818a4f53