[INFO] fetching crate uints 0.7.0...
[INFO] building uints-0.7.0 against try#d5c88c22807925c189328ef9d923c5d2b11a95b8+rustflags=-Zprofile-closures for pr-87066-3
[INFO] extracting crate uints 0.7.0 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate uints 0.7.0 on toolchain d5c88c22807925c189328ef9d923c5d2b11a95b8
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d5c88c22807925c189328ef9d923c5d2b11a95b8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate uints 0.7.0
[INFO] finished tweaking crates.io crate uints 0.7.0
[INFO] tweaked toml for crates.io crate uints 0.7.0 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d5c88c22807925c189328ef9d923c5d2b11a95b8" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d5c88c22807925c189328ef9d923c5d2b11a95b8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded fixed-array v0.2.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d5c88c22807925c189328ef9d923c5d2b11a95b8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 34acde9c3ad69842f9b116ded5fc5bb6b617d8122e2590ed0a19f14736b125ce
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "34acde9c3ad69842f9b116ded5fc5bb6b617d8122e2590ed0a19f14736b125ce", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "34acde9c3ad69842f9b116ded5fc5bb6b617d8122e2590ed0a19f14736b125ce", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "34acde9c3ad69842f9b116ded5fc5bb6b617d8122e2590ed0a19f14736b125ce", kill_on_drop: false }`
[INFO] [stdout] 34acde9c3ad69842f9b116ded5fc5bb6b617d8122e2590ed0a19f14736b125ce
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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 -Zprofile-closures" "-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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d5c88c22807925c189328ef9d923c5d2b11a95b8" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] db74a324f9babe96419634d3e050e5b6d76534cee68151328942ad1233baf48e
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "db74a324f9babe96419634d3e050e5b6d76534cee68151328942ad1233baf48e", kill_on_drop: false }`
[INFO] [stderr]    Compiling fixed-array v0.2.0
[INFO] [stderr]    Compiling uints v0.7.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.38s
[INFO] running `Command { std: "docker" "inspect" "db74a324f9babe96419634d3e050e5b6d76534cee68151328942ad1233baf48e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "db74a324f9babe96419634d3e050e5b6d76534cee68151328942ad1233baf48e", kill_on_drop: false }`
[INFO] [stdout] db74a324f9babe96419634d3e050e5b6d76534cee68151328942ad1233baf48e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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 -Zprofile-closures" "-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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d5c88c22807925c189328ef9d923c5d2b11a95b8" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 00fdf37277094851fb664f8f734825a5ceed9b32d729dd3030a34dfb60105915
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "00fdf37277094851fb664f8f734825a5ceed9b32d729dd3030a34dfb60105915", kill_on_drop: false }`
[INFO] [stderr]    Compiling uints v0.7.0 (/opt/rustwide/workdir)
[INFO] [stderr] error: could not compile `uints` due to 5 previous errors; 1 warning emitted
[INFO] [stdout] error[E0658]: use of unstable library feature 'int_log'
[INFO] [stdout]    --> src/lib.rs:293:25
[INFO] [stdout]     |
[INFO] [stdout] 293 |         assert_eq!(1u32.log2(), 0);
[INFO] [stdout]     |                         ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: see issue #70887 <https://github.com/rust-lang/rust/issues/70887> for more information
[INFO] [stdout]     = help: add `#![feature(int_log)]` to the crate attributes to enable
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: use of unstable library feature 'int_log'
[INFO] [stdout]    --> src/lib.rs:294:25
[INFO] [stdout]     |
[INFO] [stdout] 294 |         assert_eq!(2u32.log2(), 1);
[INFO] [stdout]     |                         ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: see issue #70887 <https://github.com/rust-lang/rust/issues/70887> for more information
[INFO] [stdout]     = help: add `#![feature(int_log)]` to the crate attributes to enable
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: use of unstable library feature 'int_log'
[INFO] [stdout]    --> src/lib.rs:295:25
[INFO] [stdout]     |
[INFO] [stdout] 295 |         assert_eq!(3u32.log2(), 1);
[INFO] [stdout]     |                         ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: see issue #70887 <https://github.com/rust-lang/rust/issues/70887> for more information
[INFO] [stdout]     = help: add `#![feature(int_log)]` to the crate attributes to enable
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: use of unstable library feature 'int_log'
[INFO] [stdout]    --> src/lib.rs:296:25
[INFO] [stdout]     |
[INFO] [stdout] 296 |         assert_eq!(4u32.log2(), 2);
[INFO] [stdout]     |                         ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: see issue #70887 <https://github.com/rust-lang/rust/issues/70887> for more information
[INFO] [stdout]     = help: add `#![feature(int_log)]` to the crate attributes to enable
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `super`
[INFO] [stdout]    --> src/lib.rs:290:9
[INFO] [stdout]     |
[INFO] [stdout] 290 |     use super::*;
[INFO] [stdout]     |         ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 4 previous errors; 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0658`.
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "00fdf37277094851fb664f8f734825a5ceed9b32d729dd3030a34dfb60105915", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "00fdf37277094851fb664f8f734825a5ceed9b32d729dd3030a34dfb60105915", kill_on_drop: false }`
[INFO] [stdout] 00fdf37277094851fb664f8f734825a5ceed9b32d729dd3030a34dfb60105915