[INFO] cloning repository https://github.com/davidbegin/messin-with-traits [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/davidbegin/messin-with-traits" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdavidbegin%2Fmessin-with-traits", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdavidbegin%2Fmessin-with-traits'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] d0d8900040b63c54401669fef6c0f33fb8adf1ce [INFO] checking davidbegin/messin-with-traits against master#5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f for pr-87248 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdavidbegin%2Fmessin-with-traits" "/workspace/builds/worker-7/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/davidbegin/messin-with-traits on toolchain 5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/davidbegin/messin-with-traits [INFO] finished tweaking git repo https://github.com/davidbegin/messin-with-traits [INFO] tweaked toml for git repo https://github.com/davidbegin/messin-with-traits written to /workspace/builds/worker-7/source/Cargo.toml [INFO] crate git repo https://github.com/davidbegin/messin-with-traits already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "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-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 7e3f223b63b398f7545cd7d3fd9fe21dae90cb8239c15a25aff2e152621d6a24 [INFO] running `Command { std: "docker" "start" "-a" "7e3f223b63b398f7545cd7d3fd9fe21dae90cb8239c15a25aff2e152621d6a24", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "7e3f223b63b398f7545cd7d3fd9fe21dae90cb8239c15a25aff2e152621d6a24", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7e3f223b63b398f7545cd7d3fd9fe21dae90cb8239c15a25aff2e152621d6a24", kill_on_drop: false }` [INFO] [stdout] 7e3f223b63b398f7545cd7d3fd9fe21dae90cb8239c15a25aff2e152621d6a24 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 36fc8c7d67c2c5fb2449138a8b1ac34b1aeb5580cd6879ed6af3ac0926388d8d [INFO] running `Command { std: "docker" "start" "-a" "36fc8c7d67c2c5fb2449138a8b1ac34b1aeb5580cd6879ed6af3ac0926388d8d", kill_on_drop: false }` [INFO] [stderr] Checking type_printer v0.0.1 [INFO] [stdout] error[E0658]: use of unstable library feature 'core_intrinsics': intrinsics are unlikely to ever be stabilized, instead they should be used through stabilized interfaces in the rest of the standard library [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/type_printer-0.0.1/src/lib.rs:6:13 [INFO] [stdout] | [INFO] [stdout] 6 | std::intrinsics::type_name::() [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: add `#![feature(core_intrinsics)]` to the crate attributes to enable [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to previous error [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0658`. [INFO] [stdout] [INFO] [stderr] error: could not compile `type_printer` due to 2 previous errors [INFO] running `Command { std: "docker" "inspect" "36fc8c7d67c2c5fb2449138a8b1ac34b1aeb5580cd6879ed6af3ac0926388d8d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "36fc8c7d67c2c5fb2449138a8b1ac34b1aeb5580cd6879ed6af3ac0926388d8d", kill_on_drop: false }` [INFO] [stdout] 36fc8c7d67c2c5fb2449138a8b1ac34b1aeb5580cd6879ed6af3ac0926388d8d