[INFO] fetching crate nook 0.1.0...
[INFO] testing nook-0.1.0 against master#cdb45c87e2cd43495379f7e867e3cc15dcee9f93 for pr-145838-1
[INFO] extracting crate nook 0.1.0 into /workspace/builds/worker-3-tc1/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-3-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate nook 0.1.0 on toolchain cdb45c87e2cd43495379f7e867e3cc15dcee9f93
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "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" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "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" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] fde2b8eb37ccba6639a959eb4e504b4fdf50c398ec24e299f3400113410cf254
[INFO] running `Command { std: "docker" "start" "-a" "fde2b8eb37ccba6639a959eb4e504b4fdf50c398ec24e299f3400113410cf254", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fde2b8eb37ccba6639a959eb4e504b4fdf50c398ec24e299f3400113410cf254", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fde2b8eb37ccba6639a959eb4e504b4fdf50c398ec24e299f3400113410cf254", kill_on_drop: false }`
[INFO] [stdout] fde2b8eb37ccba6639a959eb4e504b4fdf50c398ec24e299f3400113410cf254
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 482441f366f463ed9ed2fb765091cb0953cc86eb55f3d2b94e7dd21093dc29ad
[INFO] running `Command { std: "docker" "start" "-a" "482441f366f463ed9ed2fb765091cb0953cc86eb55f3d2b94e7dd21093dc29ad", 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 0.21s
[INFO] running `Command { std: "docker" "inspect" "482441f366f463ed9ed2fb765091cb0953cc86eb55f3d2b94e7dd21093dc29ad", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "482441f366f463ed9ed2fb765091cb0953cc86eb55f3d2b94e7dd21093dc29ad", kill_on_drop: false }`
[INFO] [stdout] 482441f366f463ed9ed2fb765091cb0953cc86eb55f3d2b94e7dd21093dc29ad
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 573afad8407fc7b4305a5663cffb80bf5cccedb6199941bae1c209b2f71f25a6
[INFO] running `Command { std: "docker" "start" "-a" "573afad8407fc7b4305a5663cffb80bf5cccedb6199941bae1c209b2f71f25a6", kill_on_drop: false }`
[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]    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 `test` profile [unoptimized + debuginfo] target(s) in 0.36s
[INFO] running `Command { std: "docker" "inspect" "573afad8407fc7b4305a5663cffb80bf5cccedb6199941bae1c209b2f71f25a6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "573afad8407fc7b4305a5663cffb80bf5cccedb6199941bae1c209b2f71f25a6", kill_on_drop: false }`
[INFO] [stdout] 573afad8407fc7b4305a5663cffb80bf5cccedb6199941bae1c209b2f71f25a6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 8a45dc549fb5bfaca96b790b9ad6d254f5d50f1c223cb70ce9c802f0c5e6d87a
[INFO] running `Command { std: "docker" "start" "-a" "8a45dc549fb5bfaca96b790b9ad6d254f5d50f1c223cb70ce9c802f0c5e6d87a", 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 0.03s
[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_neg ... ok
[INFO] [stdout] test balanced::tests::zero_abs ... ok
[INFO] [stdout] test balanced::tests::format_hex ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[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::BalancedI32 (line 111) ... 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] test src/balanced.rs - balanced::BalancedI16 (line 110) ... ok
[INFO] [stdout] test src/balanced.rs - balanced::BalancedI8 (line 109) ... ok
[INFO] [stdout] test src/balanced.rs - balanced::BalancedI64 (line 112) ... ok
[INFO] [stdout] test src/balanced.rs - balanced::BalancedI16::abs (line 111) ... ok
[INFO] [stdout] test src/balanced.rs - balanced::BalancedI64::abs (line 113) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 8 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.41s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "8a45dc549fb5bfaca96b790b9ad6d254f5d50f1c223cb70ce9c802f0c5e6d87a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8a45dc549fb5bfaca96b790b9ad6d254f5d50f1c223cb70ce9c802f0c5e6d87a", kill_on_drop: false }`
[INFO] [stdout] 8a45dc549fb5bfaca96b790b9ad6d254f5d50f1c223cb70ce9c802f0c5e6d87a