[INFO] fetching crate stutter-rs 0.1.1... [INFO] testing stutter-rs-0.1.1 against 1.60.0 for beta-1.61-1 [INFO] extracting crate stutter-rs 0.1.1 into /workspace/builds/worker-14/source [INFO] validating manifest of crates.io crate stutter-rs 0.1.1 on toolchain 1.60.0 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate stutter-rs 0.1.1 [INFO] finished tweaking crates.io crate stutter-rs 0.1.1 [INFO] tweaked toml for crates.io crate stutter-rs 0.1.1 written to /workspace/builds/worker-14/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] warning: only one of `license` or `license-file` is necessary [INFO] [stderr] `license` should be used if the package license can be expressed with a standard SPDX expression. [INFO] [stderr] `license-file` should be used if the package uses a non-standard license. [INFO] [stderr] See https://doc.rust-lang.org/cargo/reference/manifest.html#the-license-and-license-file-fields for more information. [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded cactus v1.0.6 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] ca05a2e5864efdd1e9a80c8dea5bbcf84276f611cf404f2119f9c20fb4d07cdb [INFO] running `Command { std: "docker" "start" "-a" "ca05a2e5864efdd1e9a80c8dea5bbcf84276f611cf404f2119f9c20fb4d07cdb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "ca05a2e5864efdd1e9a80c8dea5bbcf84276f611cf404f2119f9c20fb4d07cdb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ca05a2e5864efdd1e9a80c8dea5bbcf84276f611cf404f2119f9c20fb4d07cdb", kill_on_drop: false }` [INFO] [stdout] ca05a2e5864efdd1e9a80c8dea5bbcf84276f611cf404f2119f9c20fb4d07cdb [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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=warn" "-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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] cd1f362a78cdeedee70c0195a5a978ec0be8fc2319fda69bd2c48ff41d2dcbb9 [INFO] running `Command { std: "docker" "start" "-a" "cd1f362a78cdeedee70c0195a5a978ec0be8fc2319fda69bd2c48ff41d2dcbb9", kill_on_drop: false }` [INFO] [stderr] warning: only one of `license` or `license-file` is necessary [INFO] [stderr] `license` should be used if the package license can be expressed with a standard SPDX expression. [INFO] [stderr] `license-file` should be used if the package uses a non-standard license. [INFO] [stderr] See https://doc.rust-lang.org/cargo/reference/manifest.html#the-license-and-license-file-fields for more information. [INFO] [stderr] Compiling cactus v1.0.6 [INFO] [stderr] Compiling nom v4.2.3 [INFO] [stderr] Compiling colored v1.9.3 [INFO] [stderr] Compiling stutter-rs v0.1.1 (/opt/rustwide/workdir) [INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel [INFO] [stdout] --> src/lib.rs:1:1 [INFO] [stdout] | [INFO] [stdout] 1 | #![feature(box_syntax, box_patterns, fn_traits, nll, iterator_step_by)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/eval/builtins/static_functions.rs:6:21 [INFO] [stdout] | [INFO] [stdout] 6 | pub type StaticFn = Fn(Vec) -> Value; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [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] help: use `dyn` [INFO] [stdout] | [INFO] [stdout] 6 - pub type StaticFn = Fn(Vec) -> Value; [INFO] [stdout] 6 + pub type StaticFn = dyn Fn(Vec) -> Value; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/eval/builtins/language_functions.rs:7:23 [INFO] [stdout] | [INFO] [stdout] 7 | pub type LanguageFn = Fn(Vec, &mut CallStack) -> Value; [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] help: use `dyn` [INFO] [stdout] | [INFO] [stdout] 7 - pub type LanguageFn = Fn(Vec, &mut CallStack) -> Value; [INFO] [stdout] 7 + pub type LanguageFn = dyn Fn(Vec, &mut CallStack) -> Value; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to previous error; 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0554`. [INFO] [stdout] [INFO] [stderr] error: could not compile `stutter-rs` due to 2 previous errors; 2 warnings emitted [INFO] running `Command { std: "docker" "inspect" "cd1f362a78cdeedee70c0195a5a978ec0be8fc2319fda69bd2c48ff41d2dcbb9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "cd1f362a78cdeedee70c0195a5a978ec0be8fc2319fda69bd2c48ff41d2dcbb9", kill_on_drop: false }` [INFO] [stdout] cd1f362a78cdeedee70c0195a5a978ec0be8fc2319fda69bd2c48ff41d2dcbb9