[INFO] cloning repository https://github.com/richardlett/VariadicMonoids [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/richardlett/VariadicMonoids" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frichardlett%2FVariadicMonoids", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frichardlett%2FVariadicMonoids'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 00a2e1c90e2cccb33fba4a0aa0d949b338d976ef [INFO] testing richardlett/VariadicMonoids against master#cdb45c87e2cd43495379f7e867e3cc15dcee9f93 for pr-145838-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frichardlett%2FVariadicMonoids" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc1/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/richardlett/VariadicMonoids [INFO] finished tweaking git repo https://github.com/richardlett/VariadicMonoids [INFO] tweaked toml for git repo https://github.com/richardlett/VariadicMonoids written to /workspace/builds/worker-3-tc1/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/richardlett/VariadicMonoids on toolchain cdb45c87e2cd43495379f7e867e3cc15dcee9f93 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/richardlett/VariadicMonoids 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" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded tuple_list v0.1.2 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 6512c139ae4ef5502b45e15c9b766054e7310f569cf227e3d454ee5f60547d31 [INFO] running `Command { std: "docker" "start" "-a" "6512c139ae4ef5502b45e15c9b766054e7310f569cf227e3d454ee5f60547d31", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "6512c139ae4ef5502b45e15c9b766054e7310f569cf227e3d454ee5f60547d31", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6512c139ae4ef5502b45e15c9b766054e7310f569cf227e3d454ee5f60547d31", kill_on_drop: false }` [INFO] [stdout] 6512c139ae4ef5502b45e15c9b766054e7310f569cf227e3d454ee5f60547d31 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] cd438ae903cee02507d8f036968c08c3c33a274f37371fa36a13a8bec101c7f2 [INFO] running `Command { std: "docker" "start" "-a" "cd438ae903cee02507d8f036968c08c3c33a274f37371fa36a13a8bec101c7f2", kill_on_drop: false }` [INFO] [stderr] Compiling tuple_list v0.1.2 [INFO] [stderr] Compiling variadic_monoids v0.1.1 (/opt/rustwide/workdir) [INFO] [stdout] error[E0557]: feature has been removed [INFO] [stdout] --> src/lib.rs:2:12 [INFO] [stdout] | [INFO] [stdout] 2 | #![feature(const_fn)] [INFO] [stdout] | ^^^^^^^^ feature has been removed [INFO] [stdout] | [INFO] [stdout] = note: removed in 1.54.0; see for more information [INFO] [stdout] = note: split into finer-grained feature gates [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0557]: feature has been removed [INFO] [stdout] --> src/lib.rs:3:12 [INFO] [stdout] | [INFO] [stdout] 3 | #![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(unsized_locals)] [INFO] [stdout] | ^^^^^^^^^^^^^^ feature has been removed [INFO] [stdout] | [INFO] [stdout] = note: removed in 1.89.0 [INFO] [stdout] = note: removed due to implementation concerns; see https://github.com/rust-lang/rust/issues/111942 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0059]: type parameter to bare `FnOnce` trait must be a tuple [INFO] [stdout] --> src/lib.rs:47:15 [INFO] [stdout] | [INFO] [stdout] 47 | impl FnOnce for VariFunc [INFO] [stdout] | ^^^^^^^^^ the trait `std::marker::Tuple` is not implemented for `I` [INFO] [stdout] | [INFO] [stdout] note: required by a bound in `FnOnce` [INFO] [stdout] --> /rustc/cdb45c87e2cd43495379f7e867e3cc15dcee9f93/library/core/src/ops/function.rs:245:1 [INFO] [stdout] help: consider further restricting type parameter `I` with unstable trait `Tuple` [INFO] [stdout] | [INFO] [stdout] 49 | I: tuple_list::Tuple + std::marker::Tuple, [INFO] [stdout] | ++++++++++++++++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0277]: functions with the "rust-call" ABI must take a single non-self tuple argument [INFO] [stdout] --> src/lib.rs:54:5 [INFO] [stdout] | [INFO] [stdout] 54 | extern "rust-call" fn call_once(self, args: I) -> T { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the trait `std::marker::Tuple` is not implemented for `I` [INFO] [stdout] | [INFO] [stdout] help: consider further restricting type parameter `I` with unstable trait `Tuple` [INFO] [stdout] | [INFO] [stdout] 49 | I: tuple_list::Tuple + std::marker::Tuple, [INFO] [stdout] | ++++++++++++++++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] Some errors have detailed explanations: E0059, E0277, E0557. [INFO] [stdout] [INFO] [stderr] error: could not compile `variadic_monoids` (lib) due to 5 previous errors [INFO] [stdout] For more information about an error, try `rustc --explain E0059`. [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "cd438ae903cee02507d8f036968c08c3c33a274f37371fa36a13a8bec101c7f2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "cd438ae903cee02507d8f036968c08c3c33a274f37371fa36a13a8bec101c7f2", kill_on_drop: false }` [INFO] [stdout] cd438ae903cee02507d8f036968c08c3c33a274f37371fa36a13a8bec101c7f2