[INFO] fetching crate hexga_core 0.0.11-beta.53...
[INFO] testing hexga_core-0.0.11-beta.53 against master#562dee4820c458d823175268e41601d4c060588a for pr-154210-1
[INFO] extracting crate hexga_core 0.0.11-beta.53 into /workspace/builds/worker-2-tc1/source
[INFO] started tweaking crates.io crate hexga_core 0.0.11-beta.53
[INFO] finished tweaking crates.io crate hexga_core 0.0.11-beta.53
[INFO] tweaked toml for crates.io crate hexga_core 0.0.11-beta.53 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate hexga_core 0.0.11-beta.53 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 hexga_core 0.0.11-beta.53 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] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded hexga_bit v0.0.11-beta.53
[INFO] [stderr]   Downloaded quote v1.0.41
[INFO] [stderr]   Downloaded proc-macro2 v1.0.101
[INFO] [stderr]   Downloaded hexga_bit_derive v0.0.11-beta.53
[INFO] [stderr]   Downloaded hexga_map_on v0.0.11-beta.53
[INFO] [stderr]   Downloaded unicode-ident v1.0.19
[INFO] [stderr]   Downloaded syn v2.0.106
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 2504eaf6fed9a3643da895a98b333de2edb10be4ea8f961e9ac6dc106e78df32
[INFO] running `Command { std: "docker" "start" "-a" "2504eaf6fed9a3643da895a98b333de2edb10be4ea8f961e9ac6dc106e78df32", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2504eaf6fed9a3643da895a98b333de2edb10be4ea8f961e9ac6dc106e78df32", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2504eaf6fed9a3643da895a98b333de2edb10be4ea8f961e9ac6dc106e78df32", kill_on_drop: false }`
[INFO] [stdout] 2504eaf6fed9a3643da895a98b333de2edb10be4ea8f961e9ac6dc106e78df32
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] d6501cad1c8229df69ffeebc0dee260617ed1609b8b5ff0c6a8cb9e8389c9ed4
[INFO] running `Command { std: "docker" "start" "-a" "d6501cad1c8229df69ffeebc0dee260617ed1609b8b5ff0c6a8cb9e8389c9ed4", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.101
[INFO] [stderr]    Compiling quote v1.0.41
[INFO] [stderr]    Compiling unicode-ident v1.0.19
[INFO] [stderr]    Compiling serde_core v1.0.228
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling hexga_map_on v0.0.11-beta.53
[INFO] [stderr]    Compiling syn v2.0.106
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]    Compiling hexga_bit_derive v0.0.11-beta.53
[INFO] [stderr]    Compiling hexga_bit v0.0.11-beta.53
[INFO] [stderr]    Compiling hexga_core v0.0.11-beta.53 (/opt/rustwide/workdir)
[INFO] [stdout] warning: feature `unsafe_cell_access` is declared but not used
[INFO] [stdout]  --> src/lib.rs:2:12
[INFO] [stdout]   |
[INFO] [stdout] 2 | #![feature(unsafe_cell_access)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_features)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 7.39s
[INFO] running `Command { std: "docker" "inspect" "d6501cad1c8229df69ffeebc0dee260617ed1609b8b5ff0c6a8cb9e8389c9ed4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d6501cad1c8229df69ffeebc0dee260617ed1609b8b5ff0c6a8cb9e8389c9ed4", kill_on_drop: false }`
[INFO] [stdout] d6501cad1c8229df69ffeebc0dee260617ed1609b8b5ff0c6a8cb9e8389c9ed4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 9dc3bd63448289dbc9b9912b4b95ba81edd4594c9e1e0db1834e5d6aa859572f
[INFO] running `Command { std: "docker" "start" "-a" "9dc3bd63448289dbc9b9912b4b95ba81edd4594c9e1e0db1834e5d6aa859572f", kill_on_drop: false }`
[INFO] [stderr]    Compiling hexga_core v0.0.11-beta.53 (/opt/rustwide/workdir)
[INFO] [stdout] warning: feature `unsafe_cell_access` is declared but not used
[INFO] [stdout]  --> src/lib.rs:2:12
[INFO] [stdout]   |
[INFO] [stdout] 2 | #![feature(unsafe_cell_access)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_features)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: feature `unsafe_cell_access` is declared but not used
[INFO] [stdout]  --> src/lib.rs:2:12
[INFO] [stdout]   |
[INFO] [stdout] 2 | #![feature(unsafe_cell_access)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_features)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.71s
[INFO] running `Command { std: "docker" "inspect" "9dc3bd63448289dbc9b9912b4b95ba81edd4594c9e1e0db1834e5d6aa859572f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9dc3bd63448289dbc9b9912b4b95ba81edd4594c9e1e0db1834e5d6aa859572f", kill_on_drop: false }`
[INFO] [stdout] 9dc3bd63448289dbc9b9912b4b95ba81edd4594c9e1e0db1834e5d6aa859572f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 7f37f135783891bfa739bec2828f3c463d8ac93c9717855f67a618de7c121bd4
[INFO] running `Command { std: "docker" "start" "-a" "7f37f135783891bfa739bec2828f3c463d8ac93c9717855f67a618de7c121bd4", kill_on_drop: false }`
[INFO] [stderr] warning: feature `unsafe_cell_access` is declared but not used
[INFO] [stderr]  --> src/lib.rs:2:12
[INFO] [stderr]   |
[INFO] [stderr] 2 | #![feature(unsafe_cell_access)]
[INFO] [stderr]   |            ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_features)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `hexga_core` (lib) generated 1 warning
[INFO] [stderr] warning: `hexga_core` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/hexga_core-8b82e28b2c7d4be7)
[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 hexga_core
[INFO] [stdout] 
[INFO] [stdout] running 7 tests
[INFO] [stdout] test src/default.rs - default::DefaultIsTripleUnderscore::___ (line 59) ... ignored
[INFO] [stdout] test src/default.rs - default::___ (line 24) ... ignored
[INFO] [stdout] test src/default.rs - default::___ (line 32) ... ignored
[INFO] [stdout] test src/default.rs - default::___ (line 44) ... ignored
[INFO] [stdout] test src/collections/length.rs - collections::length::Length::is_not_empty (line 42) ... ok
[INFO] [stdout] test src/default.rs - default::___ (line 14) ... ok
[INFO] [stdout] test src/collections/length.rs - collections::length::Length::is_empty (line 23) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 4 ignored; 0 measured; 0 filtered out; finished in 0.08s
[INFO] [stdout] 
[INFO] [stdout] all doctests ran in 0.53s; merged doctests compilation took 0.44s
[INFO] running `Command { std: "docker" "inspect" "7f37f135783891bfa739bec2828f3c463d8ac93c9717855f67a618de7c121bd4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7f37f135783891bfa739bec2828f3c463d8ac93c9717855f67a618de7c121bd4", kill_on_drop: false }`
[INFO] [stdout] 7f37f135783891bfa739bec2828f3c463d8ac93c9717855f67a618de7c121bd4