[INFO] crate emcee 1.0.0-alpha.2 is already in cache
[INFO] checking emcee-1.0.0-alpha.2 against master#6dee5f1126dfd5c9314ee5ae9d9eb010e35ef257 for pr-70872
[INFO] extracting crate emcee 1.0.0-alpha.2 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate emcee 1.0.0-alpha.2 on toolchain 6dee5f1126dfd5c9314ee5ae9d9eb010e35ef257
[INFO] running `"/workspace/cargo-home/bin/cargo" "+6dee5f1126dfd5c9314ee5ae9d9eb010e35ef257" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate emcee 1.0.0-alpha.2
[INFO] finished tweaking crates.io crate emcee 1.0.0-alpha.2
[INFO] tweaked toml for crates.io crate emcee 1.0.0-alpha.2 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+6dee5f1126dfd5c9314ee5ae9d9eb010e35ef257" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+6dee5f1126dfd5c9314ee5ae9d9eb010e35ef257" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+6dee5f1126dfd5c9314ee5ae9d9eb010e35ef257" "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] ac00929f9aa7dcddc4c0a0ad11846f406eae1cffadbb2c8b1fd8e9b385a458ab
[INFO] running `"docker" "start" "-a" "ac00929f9aa7dcddc4c0a0ad11846f406eae1cffadbb2c8b1fd8e9b385a458ab"`
[INFO] [stderr]     Checking emcee v1.0.0-alpha.2 (/opt/rustwide/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/errors.rs:42:32
[INFO] [stderr]    |
[INFO] [stderr] 42 |     fn cause(&self) -> Option<&::std::error::Error> {
[INFO] [stderr]    |                                ^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn (::std::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/lib.rs:378:14
[INFO] [stderr]     |
[INFO] [stderr] 378 |     rng: Box<Rng>,
[INFO] [stderr]     |              ^^^ help: use `dyn`: `dyn Rng`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/errors.rs:42:32
[INFO] [stderr]    |
[INFO] [stderr] 42 |     fn cause(&self) -> Option<&::std::error::Error> {
[INFO] [stderr]    |                                ^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn (::std::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/lib.rs:378:14
[INFO] [stderr]     |
[INFO] [stderr] 378 |     rng: Box<Rng>,
[INFO] [stderr]     |              ^^^ help: use `dyn`: `dyn Rng`
[INFO] [stderr] 
[INFO] [stderr] warning: the item `Normal` is imported redundantly
[INFO] [stderr]     --> src/lib.rs:1198:13
[INFO] [stderr]      |
[INFO] [stderr] 665  |     use rand::distributions::Normal;
[INFO] [stderr]      |         --------------------------- the item `Normal` is already imported here
[INFO] [stderr] ...
[INFO] [stderr] 1198 |         use rand::distributions::Normal;
[INFO] [stderr]      |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]      |
[INFO] [stderr]      = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.48s
[INFO] running `"docker" "inspect" "ac00929f9aa7dcddc4c0a0ad11846f406eae1cffadbb2c8b1fd8e9b385a458ab"`
[INFO] running `"docker" "rm" "-f" "ac00929f9aa7dcddc4c0a0ad11846f406eae1cffadbb2c8b1fd8e9b385a458ab"`
[INFO] [stdout] ac00929f9aa7dcddc4c0a0ad11846f406eae1cffadbb2c8b1fd8e9b385a458ab