[INFO] fetching crate network-communicator 0.1.1...
[INFO] checking network-communicator-0.1.1 against master#2748a9fd93dd1a00a4521f4f16de5befbf77f6cd for pr-62262-1
[INFO] extracting crate network-communicator 0.1.1 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate network-communicator 0.1.1 on toolchain 2748a9fd93dd1a00a4521f4f16de5befbf77f6cd
[INFO] running `"/workspace/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate network-communicator 0.1.1
[INFO] finished tweaking crates.io crate network-communicator 0.1.1
[INFO] tweaked toml for crates.io crate network-communicator 0.1.1 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"/workspace/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "/opt/rustwide/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] e8c27c857dadf39dfe93c09f3afd13c252c2af3f43c7306e7055ab9082beac60
[INFO] running `"docker" "start" "-a" "e8c27c857dadf39dfe93c09f3afd13c252c2af3f43c7306e7055ab9082beac60"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking tokio-reactor v0.1.10
[INFO] [stderr]     Checking tokio-fs v0.1.6
[INFO] [stderr]     Checking tokio-uds v0.2.5
[INFO] [stderr]     Checking tokio-udp v0.1.5
[INFO] [stderr]     Checking tokio-tcp v0.1.3
[INFO] [stderr]     Checking tokio v0.1.22
[INFO] [stderr]     Checking tokio-core v0.1.17
[INFO] [stderr]     Checking tokio-curl v0.1.11
[INFO] [stderr]     Checking network-communicator v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]  --> src/task.rs:9:21
[INFO] [stderr]   |
[INFO] [stderr] 9 |         configurator: Box<Fn(&mut T,&mut Easy) -> Result<(),Error<E>> + Send + 'static>,
[INFO] [stderr]   |                           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&mut T,&mut Easy) -> Result<(),Error<E>> + Send + 'static`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/task.rs:25:57
[INFO] [stderr]    |
[INFO] [stderr] 25 | pub fn disassemble_task<T,E>(task: Task<T,E>) -> (T,Box<Fn(&mut T,&mut Easy) -> Result<(),Error<E>> + Send + 'static>) {
[INFO] [stderr]    |                                                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&mut T,&mut Easy) -> Result<(),Error<E>> + Send + 'static`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/error.rs:70:32
[INFO] [stderr]    |
[INFO] [stderr] 70 |     fn cause(&self) -> Option<&TraitError> {
[INFO] [stderr]    |                                ^^^^^^^^^^ help: use `dyn`: `dyn TraitError`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]  --> src/task.rs:9:21
[INFO] [stderr]   |
[INFO] [stderr] 9 |         configurator: Box<Fn(&mut T,&mut Easy) -> Result<(),Error<E>> + Send + 'static>,
[INFO] [stderr]   |                           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&mut T,&mut Easy) -> Result<(),Error<E>> + Send + 'static`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/task.rs:25:57
[INFO] [stderr]    |
[INFO] [stderr] 25 | pub fn disassemble_task<T,E>(task: Task<T,E>) -> (T,Box<Fn(&mut T,&mut Easy) -> Result<(),Error<E>> + Send + 'static>) {
[INFO] [stderr]    |                                                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&mut T,&mut Easy) -> Result<(),Error<E>> + Send + 'static`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/error.rs:70:32
[INFO] [stderr]    |
[INFO] [stderr] 70 |     fn cause(&self) -> Option<&TraitError> {
[INFO] [stderr]    |                                ^^^^^^^^^^ help: use `dyn`: `dyn TraitError`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.22s
[INFO] running `"docker" "inspect" "e8c27c857dadf39dfe93c09f3afd13c252c2af3f43c7306e7055ab9082beac60"`
[INFO] running `"docker" "rm" "-f" "e8c27c857dadf39dfe93c09f3afd13c252c2af3f43c7306e7055ab9082beac60"`
[INFO] [stdout] e8c27c857dadf39dfe93c09f3afd13c252c2af3f43c7306e7055ab9082beac60