[INFO] fetching crate pupper 0.1.0... [INFO] testing pupper-0.1.0 against try#dec9417b8611e34e787a3e4c37686b5131f9e5c5 for pr-154210-2 [INFO] extracting crate pupper 0.1.0 into /workspace/builds/worker-5-tc2/source [INFO] started tweaking crates.io crate pupper 0.1.0 [INFO] finished tweaking crates.io crate pupper 0.1.0 [INFO] tweaked toml for crates.io crate pupper 0.1.0 written to /workspace/builds/worker-5-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate pupper 0.1.0 on toolchain dec9417b8611e34e787a3e4c37686b5131f9e5c5 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate crates.io crate pupper 0.1.0 already has a lockfile, it will not be regenerated [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 83667b0645e414eab69db8787a653c12657064383a42a44821679c50de8021ce [INFO] running `Command { std: "docker" "start" "-a" "83667b0645e414eab69db8787a653c12657064383a42a44821679c50de8021ce", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "83667b0645e414eab69db8787a653c12657064383a42a44821679c50de8021ce", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "83667b0645e414eab69db8787a653c12657064383a42a44821679c50de8021ce", kill_on_drop: false }` [INFO] [stdout] 83667b0645e414eab69db8787a653c12657064383a42a44821679c50de8021ce [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 9aaef2a1bbb510fc464e3276d86c8eca1fa1c6236b59810eba7a24ffa9910ad5 [INFO] running `Command { std: "docker" "start" "-a" "9aaef2a1bbb510fc464e3276d86c8eca1fa1c6236b59810eba7a24ffa9910ad5", kill_on_drop: false }` [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Compiling unicode-width v0.1.8 [INFO] [stderr] Compiling textwrap v0.11.0 [INFO] [stderr] Compiling clap v2.33.3 [INFO] [stderr] Compiling pupper v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] error[E0557]: feature has been removed [INFO] [stdout] --> src/lib/lib.rs:72:12 [INFO] [stdout] | [INFO] [stdout] 72 | #![feature(const_evaluatable_checked, 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: renamed to `generic_const_exprs` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0557]: feature has been removed [INFO] [stdout] --> src/lib/lib.rs:72:39 [INFO] [stdout] | [INFO] [stdout] 72 | #![feature(const_evaluatable_checked, 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: generic parameters may not be used in const operations [INFO] [stdout] --> src/lib/header/table.rs:8:42 [INFO] [stdout] | [INFO] [stdout] 8 | impl<'a, T: FixedSize + TryFrom<&'a [u8; T::SIZE]>> TryFrom<&'a [u8]> for Table [INFO] [stdout] | ^ cannot perform const operation using `T` [INFO] [stdout] | [INFO] [stdout] = note: type parameters may not be used in const expressions [INFO] [stdout] = help: add `#![feature(generic_const_exprs)]` to allow generic const expressions [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: generic parameters may not be used in const operations [INFO] [stdout] --> src/lib/header/table.rs:10:10 [INFO] [stdout] | [INFO] [stdout] 10 | [(); T::SIZE]: Sized, [INFO] [stdout] | ^ cannot perform const operation using `T` [INFO] [stdout] | [INFO] [stdout] = note: type parameters may not be used in const expressions [INFO] [stdout] = help: add `#![feature(generic_const_exprs)]` to allow generic const expressions [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: generic parameters may not be used in const operations [INFO] [stdout] --> src/lib/header/table.rs:17:34 [INFO] [stdout] | [INFO] [stdout] 17 | .flat_map(|x| <&[u8; T::SIZE]>::try_from(x).unwrap().try_into()) [INFO] [stdout] | ^ cannot perform const operation using `T` [INFO] [stdout] | [INFO] [stdout] = note: type parameters may not be used in const expressions [INFO] [stdout] = help: add `#![feature(generic_const_exprs)]` to allow generic const expressions [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: generic parameters may not be used in const operations [INFO] [stdout] --> src/lib/header/table.rs:26:10 [INFO] [stdout] | [INFO] [stdout] 26 | [u8; T::SIZE]: From, [INFO] [stdout] | ^ cannot perform const operation using `T` [INFO] [stdout] | [INFO] [stdout] = note: type parameters may not be used in const expressions [INFO] [stdout] = help: add `#![feature(generic_const_exprs)]` to allow generic const expressions [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: generic parameters may not be used in const operations [INFO] [stdout] --> src/lib/header/table.rs:32:33 [INFO] [stdout] | [INFO] [stdout] 32 | .flat_map(|x| <[u8; T::SIZE]>::from(*x).to_vec()) [INFO] [stdout] | ^ cannot perform const operation using `T` [INFO] [stdout] | [INFO] [stdout] = note: type parameters may not be used in const expressions [INFO] [stdout] = help: add `#![feature(generic_const_exprs)]` to allow generic const expressions [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0557`. [INFO] [stdout] [INFO] [stderr] error: could not compile `pupper` (lib) due to 7 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] running `Command { std: "docker" "inspect" "9aaef2a1bbb510fc464e3276d86c8eca1fa1c6236b59810eba7a24ffa9910ad5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9aaef2a1bbb510fc464e3276d86c8eca1fa1c6236b59810eba7a24ffa9910ad5", kill_on_drop: false }` [INFO] [stdout] 9aaef2a1bbb510fc464e3276d86c8eca1fa1c6236b59810eba7a24ffa9910ad5