[INFO] crate task_kit 0.2.0 is already in cache
[INFO] checking task_kit-0.2.0 against master#4fb54ed484e2239a3e9eff3be17df00d2a162be3 for pr-73345
[INFO] extracting crate task_kit 0.2.0 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate task_kit 0.2.0 on toolchain 4fb54ed484e2239a3e9eff3be17df00d2a162be3
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4fb54ed484e2239a3e9eff3be17df00d2a162be3" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate task_kit 0.2.0
[INFO] finished tweaking crates.io crate task_kit 0.2.0
[INFO] tweaked toml for crates.io crate task_kit 0.2.0 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4fb54ed484e2239a3e9eff3be17df00d2a162be3" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4fb54ed484e2239a3e9eff3be17df00d2a162be3" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:6c9ffe128752d56c8d75334ed354142a5229917ed99767f56566dd8e857ad726" "/opt/rustwide/cargo-home/bin/cargo" "+4fb54ed484e2239a3e9eff3be17df00d2a162be3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f9646b1ebaeb56a0828073af5dcf764a780979aa36c6cf07d39030f9599fab7b
[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" "f9646b1ebaeb56a0828073af5dcf764a780979aa36c6cf07d39030f9599fab7b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f9646b1ebaeb56a0828073af5dcf764a780979aa36c6cf07d39030f9599fab7b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f9646b1ebaeb56a0828073af5dcf764a780979aa36c6cf07d39030f9599fab7b", kill_on_drop: false }`
[INFO] [stdout] f9646b1ebaeb56a0828073af5dcf764a780979aa36c6cf07d39030f9599fab7b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:6c9ffe128752d56c8d75334ed354142a5229917ed99767f56566dd8e857ad726" "/opt/rustwide/cargo-home/bin/cargo" "+4fb54ed484e2239a3e9eff3be17df00d2a162be3" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 38b4f558728ff64206c9e277dd755715c8afced9df9dbcc597dcf2c7f7ad091f
[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" "38b4f558728ff64206c9e277dd755715c8afced9df9dbcc597dcf2c7f7ad091f", kill_on_drop: false }`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]     Checking futures v0.1.29
[INFO] [stderr]     Checking slab v0.3.0
[INFO] [stderr]     Checking rand v0.3.23
[INFO] [stderr]     Checking task_kit v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/runner/task_queue_set.rs:22:50
[INFO] [stdout]    |
[INFO] [stdout] 22 |   pub fn steal_from_rand_queue(&self) -> Vec<Box<Executable>> {
[INFO] [stdout]    |                                                  ^^^^^^^^^^ help: use `dyn`: `dyn Executable`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/runner/task_queue_set.rs:33:46
[INFO] [stdout]    |
[INFO] [stdout] 33 |   pub fn push_to_rand_queue(&self, task: Box<Executable>) {
[INFO] [stdout]    |                                              ^^^^^^^^^^ help: use `dyn`: `dyn Executable`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]  --> src/runner/task_queue.rs:6:41
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub struct TaskQueue(Arc<RwLock<Vec<Box<Executable>>>>);
[INFO] [stdout]   |                                         ^^^^^^^^^^ help: use `dyn`: `dyn Executable`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/runner/task_queue.rs:13:44
[INFO] [stdout]    |
[INFO] [stdout] 13 |   pub fn append(&self, tasks: &mut Vec<Box<Executable>>) {
[INFO] [stdout]    |                                            ^^^^^^^^^^ help: use `dyn`: `dyn Executable`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/runner/task_queue.rs:17:34
[INFO] [stdout]    |
[INFO] [stdout] 17 |   pub fn insert(&self, task: Box<Executable>) {
[INFO] [stdout]    |                                  ^^^^^^^^^^ help: use `dyn`: `dyn Executable`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/runner/task_queue.rs:21:34
[INFO] [stdout]    |
[INFO] [stdout] 21 |   pub fn split(&self) -> Vec<Box<Executable>> {
[INFO] [stdout]    |                                  ^^^^^^^^^^ help: use `dyn`: `dyn Executable`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/runner/task_queue.rs:32:36
[INFO] [stdout]    |
[INFO] [stdout] 32 |   pub fn next(&self) -> Option<Box<Executable>> {
[INFO] [stdout]    |                                    ^^^^^^^^^^ help: use `dyn`: `dyn Executable`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/task/task.rs:51:13
[INFO] [stdout]    |
[INFO] [stdout] 51 |   task: Box<FnMut() -> State<T, E> + 'a>,
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn FnMut() -> State<T, E> + 'a`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 8 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking tokio-timer v0.1.2
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/runner/task_queue_set.rs:22:50
[INFO] [stdout]    |
[INFO] [stdout] 22 |   pub fn steal_from_rand_queue(&self) -> Vec<Box<Executable>> {
[INFO] [stdout]    |                                                  ^^^^^^^^^^ help: use `dyn`: `dyn Executable`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/runner/task_queue_set.rs:33:46
[INFO] [stdout]    |
[INFO] [stdout] 33 |   pub fn push_to_rand_queue(&self, task: Box<Executable>) {
[INFO] [stdout]    |                                              ^^^^^^^^^^ help: use `dyn`: `dyn Executable`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]  --> src/runner/task_queue.rs:6:41
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub struct TaskQueue(Arc<RwLock<Vec<Box<Executable>>>>);
[INFO] [stdout]   |                                         ^^^^^^^^^^ help: use `dyn`: `dyn Executable`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/runner/task_queue.rs:13:44
[INFO] [stdout]    |
[INFO] [stdout] 13 |   pub fn append(&self, tasks: &mut Vec<Box<Executable>>) {
[INFO] [stdout]    |                                            ^^^^^^^^^^ help: use `dyn`: `dyn Executable`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/runner/task_queue.rs:17:34
[INFO] [stdout]    |
[INFO] [stdout] 17 |   pub fn insert(&self, task: Box<Executable>) {
[INFO] [stdout]    |                                  ^^^^^^^^^^ help: use `dyn`: `dyn Executable`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/runner/task_queue.rs:21:34
[INFO] [stdout]    |
[INFO] [stdout] 21 |   pub fn split(&self) -> Vec<Box<Executable>> {
[INFO] [stdout]    |                                  ^^^^^^^^^^ help: use `dyn`: `dyn Executable`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/runner/task_queue.rs:32:36
[INFO] [stdout]    |
[INFO] [stdout] 32 |   pub fn next(&self) -> Option<Box<Executable>> {
[INFO] [stdout]    |                                    ^^^^^^^^^^ help: use `dyn`: `dyn Executable`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/task/task.rs:51:13
[INFO] [stdout]    |
[INFO] [stdout] 51 |   task: Box<FnMut() -> State<T, E> + 'a>,
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn FnMut() -> State<T, E> + 'a`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 8 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.04s
[INFO] running `Command { std: "docker" "inspect" "38b4f558728ff64206c9e277dd755715c8afced9df9dbcc597dcf2c7f7ad091f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "38b4f558728ff64206c9e277dd755715c8afced9df9dbcc597dcf2c7f7ad091f", kill_on_drop: false }`
[INFO] [stdout] 38b4f558728ff64206c9e277dd755715c8afced9df9dbcc597dcf2c7f7ad091f