[INFO] fetching crate scoped-pool 1.0.0...
[INFO] building scoped-pool-1.0.0 against master#ff34b919075f35a1787659e9c448a34b06bab8de for issue-85264
[INFO] extracting crate scoped-pool 1.0.0 into /workspace/builds/worker-15/source
[INFO] validating manifest of crates.io crate scoped-pool 1.0.0 on toolchain ff34b919075f35a1787659e9c448a34b06bab8de
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ff34b919075f35a1787659e9c448a34b06bab8de" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate scoped-pool 1.0.0
[INFO] finished tweaking crates.io crate scoped-pool 1.0.0
[INFO] tweaked toml for crates.io crate scoped-pool 1.0.0 written to /workspace/builds/worker-15/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ff34b919075f35a1787659e9c448a34b06bab8de" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ff34b919075f35a1787659e9c448a34b06bab8de" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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" "+ff34b919075f35a1787659e9c448a34b06bab8de" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f31cd3d05d63e44763b2fe17872fb7ee5153e8b18bd1bd6fc6e676253cdca610
[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" "f31cd3d05d63e44763b2fe17872fb7ee5153e8b18bd1bd6fc6e676253cdca610", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f31cd3d05d63e44763b2fe17872fb7ee5153e8b18bd1bd6fc6e676253cdca610", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f31cd3d05d63e44763b2fe17872fb7ee5153e8b18bd1bd6fc6e676253cdca610", kill_on_drop: false }`
[INFO] [stdout] f31cd3d05d63e44763b2fe17872fb7ee5153e8b18bd1bd6fc6e676253cdca610
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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" "+ff34b919075f35a1787659e9c448a34b06bab8de" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 37f1d5245cf67392770c861c39c0882f6e08882fd77da9ac7fd383dd78e4a65f
[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" "37f1d5245cf67392770c861c39c0882f6e08882fd77da9ac7fd383dd78e4a65f", kill_on_drop: false }`
[INFO] [stderr]    Compiling scopeguard v0.1.2
[INFO] [stderr]    Compiling variance v0.1.3
[INFO] [stderr]    Compiling crossbeam v0.2.12
[INFO] [stderr]    Compiling scoped-pool v1.0.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:299:34
[INFO] [stdout]     |
[INFO] [stdout] 299 |             mem::transmute::<Box<Task + Send + 'scope>,
[INFO] [stdout]     |                                  ^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Task + Send + 'scope`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(bare_trait_objects)]` 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 the 2021 edition!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:300:34
[INFO] [stdout]     |
[INFO] [stdout] 300 | ...                   Box<Task + Send + 'static>>(Box::new(job))
[INFO] [stdout]     |                           ^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Task + Send + 'static`
[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 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:366:14
[INFO] [stdout]     |
[INFO] [stdout] 366 |     Task(Box<Task + Send>, Arc<WaitGroup>)
[INFO] [stdout]     |              ^^^^^^^^^^^ help: use `dyn`: `dyn Task + Send`
[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 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: cannot specify lifetime arguments explicitly if late bound lifetime parameters are present
[INFO] [stdout]    --> src/lib.rs:325:44
[INFO] [stdout]     |
[INFO] [stdout] 325 |         let scope = unsafe { self.refine::<'smaller>() };
[INFO] [stdout]     |                                            ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 355 |     unsafe fn refine<'other>(&self) -> Scope<'other> where 'scope: 'other {
[INFO] [stdout]     |                              - the late bound lifetime parameter is introduced here
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(late_bound_lifetime_arguments)]` 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 #42868 <https://github.com/rust-lang/rust/issues/42868>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.66s
[INFO] running `Command { std: "docker" "inspect" "37f1d5245cf67392770c861c39c0882f6e08882fd77da9ac7fd383dd78e4a65f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "37f1d5245cf67392770c861c39c0882f6e08882fd77da9ac7fd383dd78e4a65f", kill_on_drop: false }`
[INFO] [stdout] 37f1d5245cf67392770c861c39c0882f6e08882fd77da9ac7fd383dd78e4a65f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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" "+ff34b919075f35a1787659e9c448a34b06bab8de" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f362b879594158f7c539a03fc46cd7f1bd7485a40858423189f14c53beecf38e
[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" "f362b879594158f7c539a03fc46cd7f1bd7485a40858423189f14c53beecf38e", kill_on_drop: false }`
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:299:34
[INFO] [stdout]     |
[INFO] [stdout] 299 |             mem::transmute::<Box<Task + Send + 'scope>,
[INFO] [stdout]     |                                  ^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Task + Send + 'scope`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(bare_trait_objects)]` 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 the 2021 edition!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:300:34
[INFO] [stdout]     |
[INFO] [stdout] 300 | ...                   Box<Task + Send + 'static>>(Box::new(job))
[INFO] [stdout]     |                           ^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Task + Send + 'static`
[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 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:366:14
[INFO] [stdout]     |
[INFO] [stdout] 366 |     Task(Box<Task + Send>, Arc<WaitGroup>)
[INFO] [stdout]     |              ^^^^^^^^^^^ help: use `dyn`: `dyn Task + Send`
[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 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling rand v0.4.6
[INFO] [stdout] warning: cannot specify lifetime arguments explicitly if late bound lifetime parameters are present
[INFO] [stdout]    --> src/lib.rs:325:44
[INFO] [stdout]     |
[INFO] [stdout] 325 |         let scope = unsafe { self.refine::<'smaller>() };
[INFO] [stdout]     |                                            ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 355 |     unsafe fn refine<'other>(&self) -> Scope<'other> where 'scope: 'other {
[INFO] [stdout]     |                              - the late bound lifetime parameter is introduced here
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(late_bound_lifetime_arguments)]` 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 #42868 <https://github.com/rust-lang/rust/issues/42868>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling rand v0.3.23
[INFO] [stderr]    Compiling scoped-pool v1.0.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:299:34
[INFO] [stdout]     |
[INFO] [stdout] 299 |             mem::transmute::<Box<Task + Send + 'scope>,
[INFO] [stdout]     |                                  ^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Task + Send + 'scope`
[INFO] [stdout]     |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]    --> src/lib.rs:1:24
[INFO] [stdout]     |
[INFO] [stdout] 1   | #![cfg_attr(test, deny(warnings))]
[INFO] [stdout]     |                        ^^^^^^^^
[INFO] [stdout]     = note: `#[deny(bare_trait_objects)]` implied by `#[deny(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 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:300:34
[INFO] [stdout]     |
[INFO] [stdout] 300 | ...                   Box<Task + Send + 'static>>(Box::new(job))
[INFO] [stdout]     |                           ^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Task + Send + 'static`
[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 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:366:14
[INFO] [stdout]     |
[INFO] [stdout] 366 |     Task(Box<Task + Send>, Arc<WaitGroup>)
[INFO] [stdout]     |              ^^^^^^^^^^^ help: use `dyn`: `dyn Task + Send`
[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 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot specify lifetime arguments explicitly if late bound lifetime parameters are present
[INFO] [stdout]    --> src/lib.rs:325:44
[INFO] [stdout]     |
[INFO] [stdout] 325 |         let scope = unsafe { self.refine::<'smaller>() };
[INFO] [stdout]     |                                            ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 355 |     unsafe fn refine<'other>(&self) -> Scope<'other> where 'scope: 'other {
[INFO] [stdout]     |                              - the late bound lifetime parameter is introduced here
[INFO] [stdout]     |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]    --> src/lib.rs:1:24
[INFO] [stdout]     |
[INFO] [stdout] 1   | #![cfg_attr(test, deny(warnings))]
[INFO] [stdout]     |                        ^^^^^^^^
[INFO] [stdout]     = note: `#[deny(late_bound_lifetime_arguments)]` implied by `#[deny(warnings)]`
[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 #42868 <https://github.com/rust-lang/rust/issues/42868>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 4 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `scoped-pool`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "f362b879594158f7c539a03fc46cd7f1bd7485a40858423189f14c53beecf38e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f362b879594158f7c539a03fc46cd7f1bd7485a40858423189f14c53beecf38e", kill_on_drop: false }`
[INFO] [stdout] f362b879594158f7c539a03fc46cd7f1bd7485a40858423189f14c53beecf38e
