[INFO] fetching crate int_traits 0.1.1...
[INFO] checking int_traits-0.1.1 against master#0599f3403366d9c57f0625e6de3af214b5042a90 for pr-87710
[INFO] extracting crate int_traits 0.1.1 into /workspace/builds/worker-95/source
[INFO] validating manifest of crates.io crate int_traits 0.1.1 on toolchain 0599f3403366d9c57f0625e6de3af214b5042a90
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0599f3403366d9c57f0625e6de3af214b5042a90" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate int_traits 0.1.1
[INFO] finished tweaking crates.io crate int_traits 0.1.1
[INFO] tweaked toml for crates.io crate int_traits 0.1.1 written to /workspace/builds/worker-95/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0599f3403366d9c57f0625e6de3af214b5042a90" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0599f3403366d9c57f0625e6de3af214b5042a90" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-95/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-95/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" "+0599f3403366d9c57f0625e6de3af214b5042a90" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d86dc2185f9c6abe463e4c284e9adb1917f68f52d8b0452746c0c1a092ad2747
[INFO] running `Command { std: "docker" "start" "-a" "d86dc2185f9c6abe463e4c284e9adb1917f68f52d8b0452746c0c1a092ad2747", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d86dc2185f9c6abe463e4c284e9adb1917f68f52d8b0452746c0c1a092ad2747", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d86dc2185f9c6abe463e4c284e9adb1917f68f52d8b0452746c0c1a092ad2747", kill_on_drop: false }`
[INFO] [stdout] d86dc2185f9c6abe463e4c284e9adb1917f68f52d8b0452746c0c1a092ad2747
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-95/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-95/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" "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" "+0599f3403366d9c57f0625e6de3af214b5042a90" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 89240546ef9c792cca8f526f6620ed992fb6b74bcb0aaa4dffc9d07fa5cf4e7a
[INFO] running `Command { std: "docker" "start" "-a" "89240546ef9c792cca8f526f6620ed992fb6b74bcb0aaa4dffc9d07fa5cf4e7a", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking int_traits v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: an associated function with this name may be added to the standard library in the future
[INFO] [stdout]    --> src/lib.rs:155:25
[INFO] [stdout]     |
[INFO] [stdout] 155 |         let _ = 0_isize.log(5);
[INFO] [stdout]     |                         ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unstable_name_collisions)]` on by default
[INFO] [stdout]     = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stdout]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stdout]     = help: call with fully qualified syntax `IntTraits::log(...)` to keep using the current method
[INFO] [stdout]     = help: add `#![feature(int_log)]` to the crate attributes to enable `core::num::<impl isize>::log`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.70s
[INFO] running `Command { std: "docker" "inspect" "89240546ef9c792cca8f526f6620ed992fb6b74bcb0aaa4dffc9d07fa5cf4e7a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "89240546ef9c792cca8f526f6620ed992fb6b74bcb0aaa4dffc9d07fa5cf4e7a", kill_on_drop: false }`
[INFO] [stdout] 89240546ef9c792cca8f526f6620ed992fb6b74bcb0aaa4dffc9d07fa5cf4e7a