[INFO] crate rand-distributions 0.1.2 is already in cache
[INFO] testing rand-distributions-0.1.2 against master#8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e for pr-74409
[INFO] extracting crate rand-distributions 0.1.2 into /workspace/builds/worker-5/source
[INFO] validating manifest of crates.io crate rand-distributions 0.1.2 on toolchain 8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate rand-distributions 0.1.2
[INFO] finished tweaking crates.io crate rand-distributions 0.1.2
[INFO] tweaked toml for crates.io crate rand-distributions 0.1.2 written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 98685070534a732944d2d8600349ea2cc70e82db7a2eed0eccccc408fa06854f
[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" "98685070534a732944d2d8600349ea2cc70e82db7a2eed0eccccc408fa06854f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "98685070534a732944d2d8600349ea2cc70e82db7a2eed0eccccc408fa06854f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "98685070534a732944d2d8600349ea2cc70e82db7a2eed0eccccc408fa06854f", kill_on_drop: false }`
[INFO] [stdout] 98685070534a732944d2d8600349ea2cc70e82db7a2eed0eccccc408fa06854f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a546caceeffaa8b5172252cabb28949a5926475f987de57fb696a4564280a798
[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" "a546caceeffaa8b5172252cabb28949a5926475f987de57fb696a4564280a798", kill_on_drop: false }`
[INFO] [stderr]    Compiling rand v0.4.6
[INFO] [stderr]    Compiling num-complex v0.1.43
[INFO] [stderr]    Compiling num-bigint v0.1.44
[INFO] [stderr]    Compiling rand v0.3.23
[INFO] [stderr]    Compiling num-rational v0.1.42
[INFO] [stderr]    Compiling num v0.1.42
[INFO] [stderr]    Compiling rand-distributions v0.1.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused macro definition
[INFO] [stdout]   --> src/random.rs:44:1
[INFO] [stdout]    |
[INFO] [stdout] 44 | / macro_rules! random_simple_to_default_distribution {
[INFO] [stdout] 45 | |     ($ty:ty) => {
[INFO] [stdout] 46 | |         impl DefaultDistribution for $ty {
[INFO] [stdout] 47 | |             type Distribution = RandomSimpleDistribution<$ty>;
[INFO] [stdout] ...  |
[INFO] [stdout] 54 | |     }
[INFO] [stdout] 55 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_macros)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the size for values of type `Self` cannot be known at compilation time
[INFO] [stdout]   --> src/core.rs:46:24
[INFO] [stdout]    |
[INFO] [stdout] 8  | pub trait Distribution {
[INFO] [stdout]    |           ------------ required by a bound in this
[INFO] [stdout] 9  |     type Output;
[INFO] [stdout]    |     ------------ required by this bound in `core::Distribution`
[INFO] [stdout] ...
[INFO] [stdout] 46 |     type Distribution: Distribution<Output=Self>;
[INFO] [stdout]    |                        ^^^^^^^^^^^^^^^^^^^^^^^^^ doesn't have a size known at compile-time
[INFO] [stdout]    |
[INFO] [stdout] help: consider further restricting `Self`
[INFO] [stdout]    |
[INFO] [stdout] 45 | pub trait DefaultDistribution: std::marker::Sized {
[INFO] [stdout]    |                              ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the size for values of type `Self` cannot be known at compilation time
[INFO] [stdout]   --> src/core.rs:46:24
[INFO] [stdout]    |
[INFO] [stdout] 8  | pub trait Distribution {
[INFO] [stdout]    |           ------------ required by a bound in this
[INFO] [stdout] 9  |     type Output;
[INFO] [stdout]    |     ------------ required by this bound in `core::Distribution`
[INFO] [stdout] ...
[INFO] [stdout] 46 |     type Distribution: Distribution<Output=Self>;
[INFO] [stdout]    |                        ^^^^^^^^^^^^^^^^^^^^^^^^^ doesn't have a size known at compile-time
[INFO] [stdout]    |
[INFO] [stdout] help: consider further restricting `Self`
[INFO] [stdout]    |
[INFO] [stdout] 48 |     fn default_distribution() -> <Self as DefaultDistribution>::Distribution where Self: std::marker::Sized;
[INFO] [stdout]    |                                                                              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors; 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0277`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rand-distributions`.
[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" "a546caceeffaa8b5172252cabb28949a5926475f987de57fb696a4564280a798", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a546caceeffaa8b5172252cabb28949a5926475f987de57fb696a4564280a798", kill_on_drop: false }`
[INFO] [stdout] a546caceeffaa8b5172252cabb28949a5926475f987de57fb696a4564280a798