[INFO] fetching crate iota-rs 0.1.2... [INFO] checking iota-rs-0.1.2 against master#af4a5a13a15fa0c60e06321077ef452f769b42fd for pr-122960-3 [INFO] extracting crate iota-rs 0.1.2 into /workspace/builds/worker-3-tc1/source [INFO] validating manifest of crates.io crate iota-rs 0.1.2 on toolchain af4a5a13a15fa0c60e06321077ef452f769b42fd [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+af4a5a13a15fa0c60e06321077ef452f769b42fd" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate iota-rs 0.1.2 [INFO] finished tweaking crates.io crate iota-rs 0.1.2 [INFO] tweaked toml for crates.io crate iota-rs 0.1.2 written to /workspace/builds/worker-3-tc1/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+af4a5a13a15fa0c60e06321077ef452f769b42fd" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+af4a5a13a15fa0c60e06321077ef452f769b42fd" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] warning: support for rustc plugins has been removed from rustc. library `iota` should not specify `plugin = true` [INFO] [stderr] warning: support for `plugin = true` will be removed from cargo in the future [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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+af4a5a13a15fa0c60e06321077ef452f769b42fd" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 749615d214c490dad8cc540480b3ee87ade8e9f09713c0030b08268dfdd40e63 [INFO] running `Command { std: "docker" "start" "-a" "749615d214c490dad8cc540480b3ee87ade8e9f09713c0030b08268dfdd40e63", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "749615d214c490dad8cc540480b3ee87ade8e9f09713c0030b08268dfdd40e63", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "749615d214c490dad8cc540480b3ee87ade8e9f09713c0030b08268dfdd40e63", kill_on_drop: false }` [INFO] [stdout] 749615d214c490dad8cc540480b3ee87ade8e9f09713c0030b08268dfdd40e63 [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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+af4a5a13a15fa0c60e06321077ef452f769b42fd" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] a12aab3328d1dd1d9346249ea4fb68912ae0f15acfb74dfd9c72342185e41299 [INFO] running `Command { std: "docker" "start" "-a" "a12aab3328d1dd1d9346249ea4fb68912ae0f15acfb74dfd9c72342185e41299", kill_on_drop: false }` [INFO] [stderr] warning: support for rustc plugins has been removed from rustc. library `iota` should not specify `plugin = true` [INFO] [stderr] warning: support for `plugin = true` will be removed from cargo in the future [INFO] [stderr] Compiling iota-rs v0.1.2 (/opt/rustwide/workdir) [INFO] [stdout] error[E0557]: feature has been removed [INFO] [stdout] --> src/lib.rs:2:12 [INFO] [stdout] | [INFO] [stdout] 2 | #![feature(plugin_registrar, rustc_private, alloc)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^ feature has been removed [INFO] [stdout] | [INFO] [stdout] = note: plugins are no longer supported [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0557]: feature has been removed [INFO] [stdout] --> src/lib.rs:2:12 [INFO] [stdout] | [INFO] [stdout] 2 | #![feature(plugin_registrar, rustc_private, alloc)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^ feature has been removed [INFO] [stdout] | [INFO] [stdout] = note: plugins are no longer supported [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0557]: feature has been removed [INFO] [stdout] --> src/lib.rs:2:12 [INFO] [stdout] | [INFO] [stdout] 2 | #![feature(plugin_registrar, rustc_private, alloc)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^ feature has been removed [INFO] [stdout] | [INFO] [stdout] = note: plugins are no longer supported [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0463]: can't find crate for `syntax` [INFO] [stdout] --> src/lib.rs:5:1 [INFO] [stdout] | [INFO] [stdout] 5 | extern crate syntax; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ can't find crate [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0463]: can't find crate for `rustc_plugin` [INFO] [stdout] --> src/lib.rs:6:1 [INFO] [stdout] | [INFO] [stdout] 6 | extern crate rustc_plugin; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ can't find crate [INFO] [stdout] | [INFO] [stdout] = help: maybe you need to install the missing components with: `rustup component add rust-src rustc-dev llvm-tools-preview` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0463]: can't find crate for `syntax` [INFO] [stdout] --> src/lib.rs:5:1 [INFO] [stdout] | [INFO] [stdout] 5 | extern crate syntax; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ can't find crate [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0463]: can't find crate for `syntax` [INFO] [stdout] --> src/lib.rs:5:1 [INFO] [stdout] | [INFO] [stdout] 5 | extern crate syntax; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ can't find crate [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0463]: can't find crate for `rustc_plugin` [INFO] [stdout] --> src/lib.rs:6:1 [INFO] [stdout] | [INFO] [stdout] 6 | extern crate rustc_plugin; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ can't find crate [INFO] [stdout] | [INFO] [stdout] = help: maybe you need to install the missing components with: `rustup component add rust-src rustc-dev llvm-tools-preview` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0463]: can't find crate for `rustc_plugin` [INFO] [stdout] --> src/lib.rs:6:1 [INFO] [stdout] | [INFO] [stdout] 6 | extern crate rustc_plugin; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ can't find crate [INFO] [stdout] | [INFO] [stdout] = help: maybe you need to install the missing components with: `rustup component add rust-src rustc-dev llvm-tools-preview` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: cannot find attribute `plugin_registrar` in this scope [INFO] [stdout] --> src/lib.rs:109:3 [INFO] [stdout] | [INFO] [stdout] 109 | #[plugin_registrar] [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `plugin_registrar` is in scope, but it is a function, not an attribute [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the feature `alloc` has been stable since 1.36.0 and no longer requires an attribute to enable [INFO] [stdout] --> src/lib.rs:2:45 [INFO] [stdout] | [INFO] [stdout] 2 | #![feature(plugin_registrar, rustc_private, alloc)] [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(stable_features)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: cannot find attribute `plugin_registrar` in this scope [INFO] [stdout] --> src/lib.rs:109:3 [INFO] [stdout] | [INFO] [stdout] 109 | #[plugin_registrar] [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `plugin_registrar` is in scope, but it is a function, not an attribute [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: cannot find attribute `plugin_registrar` in this scope [INFO] [stdout] --> src/lib.rs:109:3 [INFO] [stdout] | [INFO] [stdout] 109 | #[plugin_registrar] [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `plugin_registrar` is in scope, but it is a function, not an attribute [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:197:72 [INFO] [stdout] | [INFO] [stdout] 197 | fn expand_const(cx: &mut ExtCtxt, sp: Span, args: &[TokenTree]) -> Box { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] help: if this is an object-safe trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 197 | fn expand_const(cx: &mut ExtCtxt, sp: Span, args: &[TokenTree]) -> Box { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 4 previous errors; 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] Some errors have detailed explanations: E0463, E0557. [INFO] [stdout] [INFO] [stdout] For more information about an error, try `rustc --explain E0463`. [INFO] [stdout] [INFO] [stdout] warning: the feature `alloc` has been stable since 1.36.0 and no longer requires an attribute to enable [INFO] [stdout] --> src/lib.rs:2:45 [INFO] [stdout] | [INFO] [stdout] 2 | #![feature(plugin_registrar, rustc_private, alloc)] [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(stable_features)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the feature `alloc` has been stable since 1.36.0 and no longer requires an attribute to enable [INFO] [stdout] --> src/lib.rs:2:45 [INFO] [stdout] | [INFO] [stdout] 2 | #![feature(plugin_registrar, rustc_private, alloc)] [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(stable_features)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:197:72 [INFO] [stdout] | [INFO] [stdout] 197 | fn expand_const(cx: &mut ExtCtxt, sp: Span, args: &[TokenTree]) -> Box { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] help: if this is an object-safe trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 197 | fn expand_const(cx: &mut ExtCtxt, sp: Span, args: &[TokenTree]) -> Box { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:197:72 [INFO] [stdout] | [INFO] [stdout] 197 | fn expand_const(cx: &mut ExtCtxt, sp: Span, args: &[TokenTree]) -> Box { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] help: if this is an object-safe trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 197 | fn expand_const(cx: &mut ExtCtxt, sp: Span, args: &[TokenTree]) -> Box { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 4 previous errors; 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] Some errors have detailed explanations: E0463, E0557. [INFO] [stdout] [INFO] [stdout] For more information about an error, try `rustc --explain E0463`. [INFO] [stdout] [INFO] [stderr] error: could not compile `iota-rs` (lib test) due to 5 previous errors; 2 warnings emitted [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] error: aborting due to 4 previous errors; 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] Some errors have detailed explanations: E0463, E0557. [INFO] [stdout] [INFO] [stdout] For more information about an error, try `rustc --explain E0463`. [INFO] [stdout] [INFO] [stderr] error: could not compile `iota-rs` (lib) due to 5 previous errors; 2 warnings emitted [INFO] [stderr] error: could not compile `iota-rs` (lib) due to 5 previous errors; 2 warnings emitted [INFO] running `Command { std: "docker" "inspect" "a12aab3328d1dd1d9346249ea4fb68912ae0f15acfb74dfd9c72342185e41299", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a12aab3328d1dd1d9346249ea4fb68912ae0f15acfb74dfd9c72342185e41299", kill_on_drop: false }` [INFO] [stdout] a12aab3328d1dd1d9346249ea4fb68912ae0f15acfb74dfd9c72342185e41299