[INFO] fetching crate generic-floyd-warshall 0.2.0... [INFO] checking generic-floyd-warshall-0.2.0 against try#38c2997544af84fe301d600d6896397738163002 for pr-154205-1 [INFO] extracting crate generic-floyd-warshall 0.2.0 into /workspace/builds/worker-0-tc2/source [INFO] started tweaking crates.io crate generic-floyd-warshall 0.2.0 [INFO] finished tweaking crates.io crate generic-floyd-warshall 0.2.0 [INFO] tweaked toml for crates.io crate generic-floyd-warshall 0.2.0 written to /workspace/builds/worker-0-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate generic-floyd-warshall 0.2.0 on toolchain 38c2997544af84fe301d600d6896397738163002 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+38c2997544af84fe301d600d6896397738163002" "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" "+38c2997544af84fe301d600d6896397738163002" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+38c2997544af84fe301d600d6896397738163002" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+38c2997544af84fe301d600d6896397738163002" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 757d0e4e7cc6eb6ba5039a3e53db25cc41e764d946c48fd2bb79e6b179733875 [INFO] running `Command { std: "docker" "start" "-a" "757d0e4e7cc6eb6ba5039a3e53db25cc41e764d946c48fd2bb79e6b179733875", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "757d0e4e7cc6eb6ba5039a3e53db25cc41e764d946c48fd2bb79e6b179733875", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "757d0e4e7cc6eb6ba5039a3e53db25cc41e764d946c48fd2bb79e6b179733875", kill_on_drop: false }` [INFO] [stdout] 757d0e4e7cc6eb6ba5039a3e53db25cc41e764d946c48fd2bb79e6b179733875 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+38c2997544af84fe301d600d6896397738163002" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 9fb125ad7f2069a9047dbcec36fb7e36d3e10da4c0c8fe04a200dec3dd14fd51 [INFO] running `Command { std: "docker" "start" "-a" "9fb125ad7f2069a9047dbcec36fb7e36d3e10da4c0c8fe04a200dec3dd14fd51", kill_on_drop: false }` [INFO] [stderr] Checking generic-floyd-warshall v0.2.0 (/opt/rustwide/workdir) [INFO] [stdout] error[E0557]: feature has been removed [INFO] [stdout] --> src/lib.rs:4:12 [INFO] [stdout] | [INFO] [stdout] 4 | #![feature(const_generics)] [INFO] [stdout] | ^^^^^^^^^^^^^^ feature has been removed [INFO] [stdout] | [INFO] [stdout] = note: removed in 1.56.0; see for more information [INFO] [stdout] = note: removed in favor of `#![feature(adt_const_params)]` and `#![feature(generic_const_exprs)]` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0557]: feature has been removed [INFO] [stdout] --> src/lib.rs:4:12 [INFO] [stdout] | [INFO] [stdout] 4 | #![feature(const_generics)] [INFO] [stdout] | ^^^^^^^^^^^^^^ feature has been removed [INFO] [stdout] | [INFO] [stdout] = note: removed in 1.56.0; see for more information [INFO] [stdout] = note: removed in favor of `#![feature(adt_const_params)]` and `#![feature(generic_const_exprs)]` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0557`. [INFO] [stdout] [INFO] [stderr] error: could not compile `generic-floyd-warshall` (lib) due to 1 previous error [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] For more information about this error, try `rustc --explain E0557`. [INFO] [stdout] [INFO] [stderr] error: could not compile `generic-floyd-warshall` (lib test) due to 1 previous error [INFO] running `Command { std: "docker" "inspect" "9fb125ad7f2069a9047dbcec36fb7e36d3e10da4c0c8fe04a200dec3dd14fd51", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9fb125ad7f2069a9047dbcec36fb7e36d3e10da4c0c8fe04a200dec3dd14fd51", kill_on_drop: false }` [INFO] [stdout] 9fb125ad7f2069a9047dbcec36fb7e36d3e10da4c0c8fe04a200dec3dd14fd51