[INFO] fetching crate rincon_core 0.1.0...
[INFO] checking rincon_core-0.1.0 against master#2748a9fd93dd1a00a4521f4f16de5befbf77f6cd for pr-62262-1
[INFO] extracting crate rincon_core 0.1.0 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate rincon_core 0.1.0 on toolchain 2748a9fd93dd1a00a4521f4f16de5befbf77f6cd
[INFO] running `"/workspace/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate rincon_core 0.1.0
[INFO] finished tweaking crates.io crate rincon_core 0.1.0
[INFO] tweaked toml for crates.io crate rincon_core 0.1.0 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"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" "/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] 8701d37883356e7517ee8bab3f410c523e8c7c5874f48fb928618918e23ee766
[INFO] running `"docker" "start" "-a" "8701d37883356e7517ee8bab3f410c523e8c7c5874f48fb928618918e23ee766"`
[INFO] [stderr]    Compiling pulldown-cmark v0.1.2
[INFO] [stderr]     Checking syn v0.11.11
[INFO] [stderr]     Checking rincon_core v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/api/connector.rs:63:32
[INFO] [stderr]    |
[INFO] [stderr] 63 | pub type FutureResult<M> = Box<Future<Item=<M as Method>::Result, Error=Error>>;
[INFO] [stderr]    |                                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item=<M as Method>::Result, Error=Error>`
[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/api/user_agent/mod.rs:28:27
[INFO] [stderr]    |
[INFO] [stderr] 28 |     fn version(&self) -> &Version;
[INFO] [stderr]    |                           ^^^^^^^ help: use `dyn`: `dyn Version`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/api/user_agent/mod.rs:103:27
[INFO] [stderr]     |
[INFO] [stderr] 103 |     fn version(&self) -> &Version {
[INFO] [stderr]     |                           ^^^^^^^ help: use `dyn`: `dyn Version`
[INFO] [stderr] 
[INFO] [stderr]     Checking version-sync v0.5.0
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/api/connector.rs:63:32
[INFO] [stderr]    |
[INFO] [stderr] 63 | pub type FutureResult<M> = Box<Future<Item=<M as Method>::Result, Error=Error>>;
[INFO] [stderr]    |                                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item=<M as Method>::Result, Error=Error>`
[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/api/user_agent/mod.rs:28:27
[INFO] [stderr]    |
[INFO] [stderr] 28 |     fn version(&self) -> &Version;
[INFO] [stderr]    |                           ^^^^^^^ help: use `dyn`: `dyn Version`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/api/user_agent/mod.rs:103:27
[INFO] [stderr]     |
[INFO] [stderr] 103 |     fn version(&self) -> &Version {
[INFO] [stderr]     |                           ^^^^^^^ help: use `dyn`: `dyn Version`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.84s
[INFO] running `"docker" "inspect" "8701d37883356e7517ee8bab3f410c523e8c7c5874f48fb928618918e23ee766"`
[INFO] running `"docker" "rm" "-f" "8701d37883356e7517ee8bab3f410c523e8c7c5874f48fb928618918e23ee766"`
[INFO] [stdout] 8701d37883356e7517ee8bab3f410c523e8c7c5874f48fb928618918e23ee766