[INFO] fetching crate nook 0.1.0...
[INFO] testing nook-0.1.0 against try#b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b for pr-145330-1
[INFO] extracting crate nook 0.1.0 into /workspace/builds/worker-7-tc2/source
[INFO] started tweaking crates.io crate nook 0.1.0
[INFO] finished tweaking crates.io crate nook 0.1.0
[INFO] tweaked toml for crates.io crate nook 0.1.0 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate nook 0.1.0 on toolchain b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "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" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f6bdd4e3b38f078a0100a48ee7621dc01e8707e18ff16ee4fb38ce44650eb9f3
[INFO] running `Command { std: "docker" "start" "-a" "f6bdd4e3b38f078a0100a48ee7621dc01e8707e18ff16ee4fb38ce44650eb9f3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f6bdd4e3b38f078a0100a48ee7621dc01e8707e18ff16ee4fb38ce44650eb9f3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f6bdd4e3b38f078a0100a48ee7621dc01e8707e18ff16ee4fb38ce44650eb9f3", kill_on_drop: false }`
[INFO] [stdout] f6bdd4e3b38f078a0100a48ee7621dc01e8707e18ff16ee4fb38ce44650eb9f3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ee1ac52e1e07859de8b6429afed3164d53963e48091f227d851226451f932789
[INFO] running `Command { std: "docker" "start" "-a" "ee1ac52e1e07859de8b6429afed3164d53963e48091f227d851226451f932789", kill_on_drop: false }`
[INFO] [stderr]    Compiling nook v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the feature `rustc_attrs` is internal to the compiler or standard library
[INFO] [stdout]  --> src/lib.rs:6:12
[INFO] [stdout]   |
[INFO] [stdout] 6 | #![feature(rustc_attrs)]
[INFO] [stdout]   |            ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: using it is strongly discouraged
[INFO] [stdout]   = note: `#[warn(internal_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.11s
[INFO] running `Command { std: "docker" "inspect" "ee1ac52e1e07859de8b6429afed3164d53963e48091f227d851226451f932789", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ee1ac52e1e07859de8b6429afed3164d53963e48091f227d851226451f932789", kill_on_drop: false }`
[INFO] [stdout] ee1ac52e1e07859de8b6429afed3164d53963e48091f227d851226451f932789
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3596c761d689f3674e153fd9f15e229e400df966e00b68770d8ccf50148b0330
[INFO] running `Command { std: "docker" "start" "-a" "3596c761d689f3674e153fd9f15e229e400df966e00b68770d8ccf50148b0330", kill_on_drop: false }`
[INFO] [stderr]    Compiling nook v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the feature `rustc_attrs` is internal to the compiler or standard library
[INFO] [stdout]  --> src/lib.rs:6:12
[INFO] [stdout]   |
[INFO] [stdout] 6 | #![feature(rustc_attrs)]
[INFO] [stdout]   |            ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: using it is strongly discouraged
[INFO] [stdout]   = note: `#[warn(internal_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `rustc_attrs` is internal to the compiler or standard library
[INFO] [stdout]  --> src/lib.rs:6:12
[INFO] [stdout]   |
[INFO] [stdout] 6 | #![feature(rustc_attrs)]
[INFO] [stdout]   |            ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: using it is strongly discouraged
[INFO] [stdout]   = note: `#[warn(internal_features)]` 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" "3596c761d689f3674e153fd9f15e229e400df966e00b68770d8ccf50148b0330", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3596c761d689f3674e153fd9f15e229e400df966e00b68770d8ccf50148b0330", kill_on_drop: false }`
[INFO] [stdout] 3596c761d689f3674e153fd9f15e229e400df966e00b68770d8ccf50148b0330
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 2763bad7eb3bba36c6e27056c818ae83fe9b9c1ed53ebe1ad5d3f9558f9afcb5
[INFO] running `Command { std: "docker" "start" "-a" "2763bad7eb3bba36c6e27056c818ae83fe9b9c1ed53ebe1ad5d3f9558f9afcb5", kill_on_drop: false }`
[INFO] [stderr] warning: the feature `rustc_attrs` is internal to the compiler or standard library
[INFO] [stderr]  --> src/lib.rs:6:12
[INFO] [stderr]   |
[INFO] [stderr] 6 | #![feature(rustc_attrs)]
[INFO] [stderr]   |            ^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: using it is strongly discouraged
[INFO] [stderr]   = note: `#[warn(internal_features)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `nook` (lib) generated 1 warning
[INFO] [stderr] warning: `nook` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/nook-84515d6b58dc32b6)
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test balanced::tests::format_bases ... ok
[INFO] [stdout] test balanced::tests::format_fill ... ok
[INFO] [stdout] test balanced::tests::format_hex ... ok
[INFO] [stdout] test balanced::tests::zero_abs ... ok
[INFO] [stdout] test balanced::tests::format_neg ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests nook
[INFO] [stderr] warning: the feature `rustc_attrs` is internal to the compiler or standard library
[INFO] [stderr]  --> src/lib.rs:6:12
[INFO] [stderr]   |
[INFO] [stderr] 6 | #![feature(rustc_attrs)]
[INFO] [stderr]   |            ^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: using it is strongly discouraged
[INFO] [stderr]   = note: `#[warn(internal_features)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stdout] 
[INFO] [stdout] running 8 tests
[INFO] [stdout] test src/balanced.rs - balanced::BalancedI16 (line 110) ... ok
[INFO] [stdout] test src/balanced.rs - balanced::BalancedI32 (line 111) ... ok
[INFO] [stdout] test src/balanced.rs - balanced::BalancedI64::abs (line 113) ... ok
[INFO] [stdout] test src/balanced.rs - balanced::BalancedI8 (line 109) ... ok
[INFO] [stdout] test src/balanced.rs - balanced::BalancedI16::abs (line 111) ... ok
[INFO] [stdout] test src/balanced.rs - balanced::BalancedI64 (line 112) ... ok
[INFO] [stdout] test src/balanced.rs - balanced::BalancedI32::abs (line 112) ... ok
[INFO] [stdout] test src/balanced.rs - balanced::BalancedI8::abs (line 110) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 8 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.46s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "2763bad7eb3bba36c6e27056c818ae83fe9b9c1ed53ebe1ad5d3f9558f9afcb5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2763bad7eb3bba36c6e27056c818ae83fe9b9c1ed53ebe1ad5d3f9558f9afcb5", kill_on_drop: false }`
[INFO] [stdout] 2763bad7eb3bba36c6e27056c818ae83fe9b9c1ed53ebe1ad5d3f9558f9afcb5