[INFO] fetching crate memcached 0.4.4... [INFO] testing memcached-0.4.4 against try#722e1797249a965b6335aebd65d777f917e498f1 for pr-91031 [INFO] extracting crate memcached 0.4.4 into /workspace/builds/worker-5/source [INFO] validating manifest of crates.io crate memcached 0.4.4 on toolchain 722e1797249a965b6335aebd65d777f917e498f1 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate memcached 0.4.4 [INFO] finished tweaking crates.io crate memcached 0.4.4 [INFO] tweaked toml for crates.io crate memcached 0.4.4 written to /workspace/builds/worker-5/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded mobc v0.5.12 [INFO] [stderr] Downloaded async-process v1.3.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 9573d523c29fa8187bb25bccae8f187711f23af3f73c67fc9e9325aaf2c03a47 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "9573d523c29fa8187bb25bccae8f187711f23af3f73c67fc9e9325aaf2c03a47", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "9573d523c29fa8187bb25bccae8f187711f23af3f73c67fc9e9325aaf2c03a47", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9573d523c29fa8187bb25bccae8f187711f23af3f73c67fc9e9325aaf2c03a47", kill_on_drop: false }` [INFO] [stdout] 9573d523c29fa8187bb25bccae8f187711f23af3f73c67fc9e9325aaf2c03a47 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "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] b2849395e822e7035220632839de1343722e95fd0ee1f952090122f0257d821a [INFO] running `Command { std: "docker" "start" "-a" "b2849395e822e7035220632839de1343722e95fd0ee1f952090122f0257d821a", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.32 [INFO] [stderr] Compiling unicode-xid v0.2.2 [INFO] [stderr] Compiling futures-core v0.3.17 [INFO] [stderr] Compiling libc v0.2.107 [INFO] [stderr] Compiling futures-io v0.3.17 [INFO] [stderr] Compiling pin-project-lite v0.2.7 [INFO] [stderr] Compiling slab v0.4.5 [INFO] [stderr] Compiling cache-padded v1.1.1 [INFO] [stderr] Compiling cfg-if v1.0.0 [INFO] [stderr] Compiling autocfg v1.0.1 [INFO] [stderr] Compiling waker-fn v1.1.0 [INFO] [stderr] Compiling parking v2.0.0 [INFO] [stderr] Compiling fastrand v1.5.0 [INFO] [stderr] Compiling event-listener v2.5.1 [INFO] [stderr] Compiling proc-macro-hack v0.5.19 [INFO] [stderr] Compiling once_cell v1.8.0 [INFO] [stderr] Compiling proc-macro-nested v0.1.7 [INFO] [stderr] Compiling futures-task v0.3.17 [INFO] [stderr] Compiling futures-channel v0.3.17 [INFO] [stderr] Compiling signal-hook v0.3.10 [INFO] [stderr] Compiling pin-utils v0.1.0 [INFO] [stderr] Compiling async-task v4.0.3 [INFO] [stderr] Compiling atomic-waker v1.0.0 [INFO] [stderr] Compiling serde_derive v1.0.130 [INFO] [stderr] Compiling percent-encoding v2.1.0 [INFO] [stderr] Compiling bytes v0.5.6 [INFO] [stderr] Compiling futures-timer v3.0.2 [INFO] [stderr] Compiling value-bag v1.0.0-alpha.8 [INFO] [stderr] Compiling concurrent-queue v1.2.2 [INFO] [stderr] Compiling async-mutex v1.4.0 [INFO] [stderr] Compiling async-lock v2.4.0 [INFO] [stderr] Compiling tinyvec v1.5.1 [INFO] [stderr] Compiling form_urlencoded v1.0.1 [INFO] [stderr] Compiling crossbeam-utils v0.8.5 [INFO] [stderr] Compiling futures-lite v1.12.0 [INFO] [stderr] Compiling async-channel v1.6.1 [INFO] [stderr] Compiling futures-macro v0.3.17 [INFO] [stderr] Compiling futures-util v0.3.17 [INFO] [stderr] Compiling tokio v0.2.25 [INFO] [stderr] Compiling quote v1.0.10 [INFO] [stderr] Compiling syn v1.0.81 [INFO] [stderr] Compiling socket2 v0.4.2 [INFO] [stderr] Compiling signal-hook-registry v1.4.0 [INFO] [stderr] Compiling num_cpus v1.13.0 [INFO] [stderr] Compiling unicode-normalization v0.1.19 [INFO] [stderr] Compiling async-executor v1.4.1 [INFO] [stderr] Compiling blocking v1.1.0 [INFO] [stderr] Compiling idna v0.2.3 [INFO] [stderr] Compiling url v2.2.2 [INFO] [stderr] Compiling ctor v0.1.21 [INFO] [stderr] Compiling async-attributes v1.1.2 [INFO] [stderr] Compiling async-trait v0.1.51 [INFO] [stderr] Compiling log v0.4.14 [INFO] [stderr] Compiling polling v2.2.0 [INFO] [stderr] Compiling kv-log-macro v1.0.7 [INFO] [stderr] Compiling async-io v1.6.0 [INFO] [stderr] Compiling async-global-executor v2.0.2 [INFO] [stderr] Compiling async-process v1.3.0 [INFO] [stderr] Compiling async-std v1.10.0 [INFO] [stderr] Compiling serde v1.0.130 [INFO] [stderr] Compiling futures-executor v0.3.17 [INFO] [stderr] Compiling futures v0.3.17 [INFO] [stderr] Compiling mobc v0.5.12 [INFO] [stderr] Compiling bincode v1.3.3 [INFO] [stderr] Compiling memcached v0.4.4 (/opt/rustwide/workdir) [INFO] [stdout] error: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/protocol/parse.rs:69:32 [INFO] [stdout] | [INFO] [stdout] 69 | $(if let Some(t) = Any::downcast_ref::<$ty>(value) { [INFO] [stdout] | ^^^ help: use `dyn`: `` [INFO] [stdout] ... [INFO] [stdout] 74 | downcast![String, &str, u8, u16, u32, u64, u128, i8, i16, i32, i64, i128, bool, f32, f64,]; [INFO] [stdout] | ------------------------------------------------------------------------------------------ in this macro invocation [INFO] [stdout] | [INFO] [stdout] note: the lint level is defined here [INFO] [stdout] --> src/lib.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | bare_trait_objects, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: this error originates in the macro `downcast` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to previous error [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `memcached` due to 2 previous errors [INFO] running `Command { std: "docker" "inspect" "b2849395e822e7035220632839de1343722e95fd0ee1f952090122f0257d821a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b2849395e822e7035220632839de1343722e95fd0ee1f952090122f0257d821a", kill_on_drop: false }` [INFO] [stdout] b2849395e822e7035220632839de1343722e95fd0ee1f952090122f0257d821a