[INFO] fetching crate ghost_actor 0.4.0-alpha.5... [INFO] testing ghost_actor-0.4.0-alpha.5 against master#99e3aef02079e9c10583638520cd0c134dc3a01d for pr-85530 [INFO] extracting crate ghost_actor 0.4.0-alpha.5 into /workspace/builds/worker-3/source [INFO] validating manifest of crates.io crate ghost_actor 0.4.0-alpha.5 on toolchain 99e3aef02079e9c10583638520cd0c134dc3a01d [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate ghost_actor 0.4.0-alpha.5 [INFO] finished tweaking crates.io crate ghost_actor 0.4.0-alpha.5 [INFO] tweaked toml for crates.io crate ghost_actor 0.4.0-alpha.5 written to /workspace/builds/worker-3/source/Cargo.toml [INFO] crate crates.io crate ghost_actor 0.4.0-alpha.5 already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 609de37c251d004785fe09cd0d2c27927f228e9e1e5f4e86eba38260938492ae [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" "609de37c251d004785fe09cd0d2c27927f228e9e1e5f4e86eba38260938492ae", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "609de37c251d004785fe09cd0d2c27927f228e9e1e5f4e86eba38260938492ae", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "609de37c251d004785fe09cd0d2c27927f228e9e1e5f4e86eba38260938492ae", kill_on_drop: false }` [INFO] [stdout] 609de37c251d004785fe09cd0d2c27927f228e9e1e5f4e86eba38260938492ae [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] a9f2b8f8cd1ac4c5ccdd181b20d22d0e5d22fed0e9ed4ffea0eabb4be35042cc [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" "a9f2b8f8cd1ac4c5ccdd181b20d22d0e5d22fed0e9ed4ffea0eabb4be35042cc", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro-hack v0.5.19 [INFO] [stderr] Compiling memchr v2.3.4 [INFO] [stderr] Compiling futures-sink v0.3.10 [INFO] [stderr] Compiling futures-core v0.3.10 [INFO] [stderr] Compiling slab v0.4.2 [INFO] [stderr] Compiling futures-io v0.3.10 [INFO] [stderr] Compiling pin-utils v0.1.0 [INFO] [stderr] Compiling lazy_static v1.4.0 [INFO] [stderr] Compiling futures-task v0.3.10 [INFO] [stderr] Compiling syn v1.0.58 [INFO] [stderr] Compiling tracing-core v0.1.17 [INFO] [stderr] Compiling futures-channel v0.3.10 [INFO] [stderr] Compiling futures-macro v0.3.10 [INFO] [stderr] Compiling tracing-attributes v0.1.11 [INFO] [stderr] Compiling futures-util v0.3.10 [INFO] [stderr] Compiling tracing v0.1.22 [INFO] [stderr] Compiling futures-executor v0.3.10 [INFO] [stderr] Compiling futures v0.3.10 [INFO] [stderr] Compiling ghost_actor v0.4.0-alpha.5 (/opt/rustwide/workdir) [INFO] [stdout] warning: allow(unused_imports) incompatible with previous forbid [INFO] [stdout] --> src/actor.rs:87:29 [INFO] [stdout] | [INFO] [stdout] 87 | ... tracing::warn!("TRACING: Parent context dropped"); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ overruled by previous forbid [INFO] [stdout] | [INFO] [stdout] ::: src/lib.rs:2:11 [INFO] [stdout] | [INFO] [stdout] 2 | #![forbid(warnings)] [INFO] [stdout] | -------- `forbid` level set here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(forbidden_lint_groups)]` on by default [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stdout] = note: for more information, see issue #81670 [INFO] [stdout] = note: this warning originates in the macro `$crate::valueset` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: allow(unused_imports) incompatible with previous forbid [INFO] [stdout] --> src/actor.rs:87:29 [INFO] [stdout] | [INFO] [stdout] 87 | ... tracing::warn!("TRACING: Parent context dropped"); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ overruled by previous forbid [INFO] [stdout] | [INFO] [stdout] ::: src/lib.rs:2:11 [INFO] [stdout] | [INFO] [stdout] 2 | #![forbid(warnings)] [INFO] [stdout] | -------- `forbid` level set here [INFO] [stdout] | [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stdout] = note: for more information, see issue #81670 [INFO] [stdout] = note: this warning originates in the macro `$crate::valueset` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: allow(unreachable_code) incompatible with previous forbid [INFO] [stdout] --> src/as_ghost_actor.rs:71:27 [INFO] [stdout] | [INFO] [stdout] 71 | resp(async move { fut.await??.await }) [INFO] [stdout] | ^^^^^^^^^^ overruled by previous forbid [INFO] [stdout] | [INFO] [stdout] ::: src/lib.rs:2:11 [INFO] [stdout] | [INFO] [stdout] 2 | #![forbid(warnings)] [INFO] [stdout] | -------- `forbid` level set here [INFO] [stdout] | [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stdout] = note: for more information, see issue #81670 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: allow(unreachable_code) incompatible with previous forbid [INFO] [stdout] --> src/as_ghost_actor.rs:71:27 [INFO] [stdout] | [INFO] [stdout] 71 | resp(async move { fut.await??.await }) [INFO] [stdout] | ^^^^^^^^^^^ overruled by previous forbid [INFO] [stdout] | [INFO] [stdout] ::: src/lib.rs:2:11 [INFO] [stdout] | [INFO] [stdout] 2 | #![forbid(warnings)] [INFO] [stdout] | -------- `forbid` level set here [INFO] [stdout] | [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stdout] = note: for more information, see issue #81670 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: allow(unreachable_code) incompatible with previous forbid [INFO] [stdout] --> src/as_ghost_actor.rs:101:45 [INFO] [stdout] | [INFO] [stdout] 101 | let a: Box = fut.await?; [INFO] [stdout] | ^^^^^^^^^^ overruled by previous forbid [INFO] [stdout] | [INFO] [stdout] ::: src/lib.rs:2:11 [INFO] [stdout] | [INFO] [stdout] 2 | #![forbid(warnings)] [INFO] [stdout] | -------- `forbid` level set here [INFO] [stdout] | [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stdout] = note: for more information, see issue #81670 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: allow(unreachable_code) incompatible with previous forbid [INFO] [stdout] --> src/actor.rs:62:27 [INFO] [stdout] | [INFO] [stdout] 62 | resp(async move { fut.await??.await }) [INFO] [stdout] | ^^^^^^^^^^ overruled by previous forbid [INFO] [stdout] | [INFO] [stdout] ::: src/lib.rs:2:11 [INFO] [stdout] | [INFO] [stdout] 2 | #![forbid(warnings)] [INFO] [stdout] | -------- `forbid` level set here [INFO] [stdout] | [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stdout] = note: for more information, see issue #81670 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: allow(unreachable_code) incompatible with previous forbid [INFO] [stdout] --> src/actor.rs:62:27 [INFO] [stdout] | [INFO] [stdout] 62 | resp(async move { fut.await??.await }) [INFO] [stdout] | ^^^^^^^^^^^ overruled by previous forbid [INFO] [stdout] | [INFO] [stdout] ::: src/lib.rs:2:11 [INFO] [stdout] | [INFO] [stdout] 2 | #![forbid(warnings)] [INFO] [stdout] | -------- `forbid` level set here [INFO] [stdout] | [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stdout] = note: for more information, see issue #81670 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: allow(unreachable_code) incompatible with previous forbid [INFO] [stdout] --> src/actor.rs:99:17 [INFO] [stdout] | [INFO] [stdout] 99 | sender.send(inner).await.map_err(GhostError::other)?; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ overruled by previous forbid [INFO] [stdout] | [INFO] [stdout] ::: src/lib.rs:2:11 [INFO] [stdout] | [INFO] [stdout] 2 | #![forbid(warnings)] [INFO] [stdout] | -------- `forbid` level set here [INFO] [stdout] | [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stdout] = note: for more information, see issue #81670 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: allow(unreachable_code) incompatible with previous forbid [INFO] [stdout] --> src/actor.rs:102:17 [INFO] [stdout] | [INFO] [stdout] 102 | o_recv.await.map_err(GhostError::other)? [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ overruled by previous forbid [INFO] [stdout] | [INFO] [stdout] ::: src/lib.rs:2:11 [INFO] [stdout] | [INFO] [stdout] 2 | #![forbid(warnings)] [INFO] [stdout] | -------- `forbid` level set here [INFO] [stdout] | [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stdout] = note: for more information, see issue #81670 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/box_macros.rs:148:34 [INFO] [stdout] | [INFO] [stdout] 148 | let c: &Self = match ::std::any::Any::downcast_ref(o) { [INFO] [stdout] | ^^^^^^^^^^^^^^^ help: use `dyn`: `` [INFO] [stdout] | [INFO] [stdout] ::: src/as_ghost_actor.rs:143:5 [INFO] [stdout] | [INFO] [stdout] 143 | ghost_box_trait_impl_fns!(AsGhostActor); [INFO] [stdout] | ---------------------------------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] note: the lint level is defined here [INFO] [stdout] --> src/lib.rs:2:11 [INFO] [stdout] | [INFO] [stdout] 2 | #![forbid(warnings)] [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] = note: `#[forbid(bare_trait_objects)]` implied by `#[forbid(warnings)]` [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition! [INFO] [stdout] = note: for more information, see issue #80165 [INFO] [stdout] = note: this error originates in the macro `ghost_box_trait_impl_fns` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/actor.rs:147:39 [INFO] [stdout] | [INFO] [stdout] 147 | let o: &GhostActor = match std::any::Any::downcast_ref(o) { [INFO] [stdout] | ^^^^^^^^^^^^^ help: use `dyn`: `` [INFO] [stdout] | [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition! [INFO] [stdout] = note: for more information, see issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `ghost_actor` [INFO] [stdout] error: aborting due to 2 previous errors; 9 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] [INFO] [stderr] To learn more, run the command again with --verbose. [INFO] running `Command { std: "docker" "inspect" "a9f2b8f8cd1ac4c5ccdd181b20d22d0e5d22fed0e9ed4ffea0eabb4be35042cc", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a9f2b8f8cd1ac4c5ccdd181b20d22d0e5d22fed0e9ed4ffea0eabb4be35042cc", kill_on_drop: false }` [INFO] [stdout] a9f2b8f8cd1ac4c5ccdd181b20d22d0e5d22fed0e9ed4ffea0eabb4be35042cc