[INFO] fetching crate advancedresearch-higher_order_core 0.3.0...
[INFO] testing advancedresearch-higher_order_core-0.3.0 against beta-2022-04-10 for beta-1.61-1
[INFO] extracting crate advancedresearch-higher_order_core 0.3.0 into /workspace/builds/worker-16/source
[INFO] validating manifest of crates.io crate advancedresearch-higher_order_core 0.3.0 on toolchain beta-2022-04-10
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate advancedresearch-higher_order_core 0.3.0
[INFO] finished tweaking crates.io crate advancedresearch-higher_order_core 0.3.0
[INFO] tweaked toml for crates.io crate advancedresearch-higher_order_core 0.3.0 written to /workspace/builds/worker-16/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 14161c8d7991f72be9e1b2db3a0302b3d3d0a3489d653a3c8a7ecf1585f12ca0
[INFO] running `Command { std: "docker" "start" "-a" "14161c8d7991f72be9e1b2db3a0302b3d3d0a3489d653a3c8a7ecf1585f12ca0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "14161c8d7991f72be9e1b2db3a0302b3d3d0a3489d653a3c8a7ecf1585f12ca0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "14161c8d7991f72be9e1b2db3a0302b3d3d0a3489d653a3c8a7ecf1585f12ca0", kill_on_drop: false }`
[INFO] [stdout] 14161c8d7991f72be9e1b2db3a0302b3d3d0a3489d653a3c8a7ecf1585f12ca0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/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=warn" "-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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e7638c29fb482ad00e8522a405d984780a01081ce9a019f81ffc4c724362be4d
[INFO] running `Command { std: "docker" "start" "-a" "e7638c29fb482ad00e8522a405d984780a01081ce9a019f81ffc4c724362be4d", kill_on_drop: false }`
[INFO] [stderr]    Compiling advancedresearch-higher_order_core v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.80s
[INFO] running `Command { std: "docker" "inspect" "e7638c29fb482ad00e8522a405d984780a01081ce9a019f81ffc4c724362be4d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e7638c29fb482ad00e8522a405d984780a01081ce9a019f81ffc4c724362be4d", kill_on_drop: false }`
[INFO] [stdout] e7638c29fb482ad00e8522a405d984780a01081ce9a019f81ffc4c724362be4d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/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=warn" "-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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 29a4aad30d5189708621f622af6cb32ae84751f69043e17fde6471b409e98d5d
[INFO] running `Command { std: "docker" "start" "-a" "29a4aad30d5189708621f622af6cb32ae84751f69043e17fde6471b409e98d5d", kill_on_drop: false }`
[INFO] [stderr]    Compiling advancedresearch-higher_order_core v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.82s
[INFO] [stderr]   Executable unittests src/lib.rs (/opt/rustwide/target/debug/deps/higher_order_core-8ce07240b0548dfe)
[INFO] running `Command { std: "docker" "inspect" "29a4aad30d5189708621f622af6cb32ae84751f69043e17fde6471b409e98d5d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "29a4aad30d5189708621f622af6cb32ae84751f69043e17fde6471b409e98d5d", kill_on_drop: false }`
[INFO] [stdout] 29a4aad30d5189708621f622af6cb32ae84751f69043e17fde6471b409e98d5d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/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=warn" "-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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] a0927ad6c03e936391738ec2974224b92a81310c54f357e66c501ae6522b94a3
[INFO] running `Command { std: "docker" "start" "-a" "a0927ad6c03e936391738ec2974224b92a81310c54f357e66c501ae6522b94a3", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.30s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/higher_order_core-8ce07240b0548dfe)
[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 higher_order_core
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test src/lib.rs - (line 190) ... ignored
[INFO] [stdout] test src/lib.rs - (line 199) ... ignored
[INFO] [stdout] test src/lib.rs - (line 76) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 2 ignored; 0 measured; 0 filtered out; finished in 0.42s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "a0927ad6c03e936391738ec2974224b92a81310c54f357e66c501ae6522b94a3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a0927ad6c03e936391738ec2974224b92a81310c54f357e66c501ae6522b94a3", kill_on_drop: false }`
[INFO] [stdout] a0927ad6c03e936391738ec2974224b92a81310c54f357e66c501ae6522b94a3