[INFO] fetching crate snowferris 1.0.2...
[INFO] testing snowferris-1.0.2 against 1.60.0 for beta-1.61-1
[INFO] extracting crate snowferris 1.0.2 into /workspace/builds/worker-14/source
[INFO] validating manifest of crates.io crate snowferris 1.0.2 on toolchain 1.60.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-14/source/rust-toolchain
[INFO] started tweaking crates.io crate snowferris 1.0.2
[INFO] finished tweaking crates.io crate snowferris 1.0.2
[INFO] tweaked toml for crates.io crate snowferris 1.0.2 written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "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" "+1.60.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "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" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 8de9633de46a021ec3047cb930fbca02deddebfe7817712dc8c652d0fb714d0c
[INFO] running `Command { std: "docker" "start" "-a" "8de9633de46a021ec3047cb930fbca02deddebfe7817712dc8c652d0fb714d0c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8de9633de46a021ec3047cb930fbca02deddebfe7817712dc8c652d0fb714d0c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8de9633de46a021ec3047cb930fbca02deddebfe7817712dc8c652d0fb714d0c", kill_on_drop: false }`
[INFO] [stdout] 8de9633de46a021ec3047cb930fbca02deddebfe7817712dc8c652d0fb714d0c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 45bc4d08f748f38d809c24746eda10969b0a855df73960a1ba25a5adc14900ce
[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" "45bc4d08f748f38d809c24746eda10969b0a855df73960a1ba25a5adc14900ce", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling chrono v0.4.19
[INFO] [stderr]    Compiling snowferris v1.0.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.04s
[INFO] running `Command { std: "docker" "inspect" "45bc4d08f748f38d809c24746eda10969b0a855df73960a1ba25a5adc14900ce", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "45bc4d08f748f38d809c24746eda10969b0a855df73960a1ba25a5adc14900ce", kill_on_drop: false }`
[INFO] [stdout] 45bc4d08f748f38d809c24746eda10969b0a855df73960a1ba25a5adc14900ce
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 9009d05c64c0672996999b6e43595cc8c95a0ee35e53f2307756ae07f44faadf
[INFO] running `Command { std: "docker" "start" "-a" "9009d05c64c0672996999b6e43595cc8c95a0ee35e53f2307756ae07f44faadf", kill_on_drop: false }`
[INFO] [stderr]    Compiling snowferris v1.0.2 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0432]: unresolved import `snowferris::rngs`
[INFO] [stdout]  --> tests/rngs.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use snowferris::rngs;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^ no `rngs` in the root
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved imports `snowferris::nanoid`, `snowferris::rngs`
[INFO] [stdout]  --> tests/nanoid.rs:1:18
[INFO] [stdout]   |
[INFO] [stdout] 1 | use snowferris::{nanoid, rngs};
[INFO] [stdout]   |                  ^^^^^^  ^^^^ no `rngs` in the root
[INFO] [stdout]   |                  |
[INFO] [stdout]   |                  no `nanoid` in the root
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot determine resolution for the macro `nanoid`
[INFO] [stdout]   --> tests/nanoid.rs:74:22
[INFO] [stdout]    |
[INFO] [stdout] 74 |     let id: String = nanoid!(4, &nanoid::DEFAULT_CHARSET, rngs::default);
[INFO] [stdout]    |                      ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: import resolution is stuck, try simplifying macro imports
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot determine resolution for the macro `nanoid`
[INFO] [stdout]   --> tests/nanoid.rs:67:22
[INFO] [stdout]    |
[INFO] [stdout] 67 |     let id: String = nanoid!(42, &nanoid::DEFAULT_CHARSET);
[INFO] [stdout]    |                      ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: import resolution is stuck, try simplifying macro imports
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot determine resolution for the macro `nanoid`
[INFO] [stdout]   --> tests/nanoid.rs:60:22
[INFO] [stdout]    |
[INFO] [stdout] 60 |     let id: String = nanoid!(&nanoid::DEFAULT_CHARSET);
[INFO] [stdout]    |                      ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: import resolution is stuck, try simplifying macro imports
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot determine resolution for the macro `nanoid`
[INFO] [stdout]   --> tests/nanoid.rs:53:22
[INFO] [stdout]    |
[INFO] [stdout] 53 |     let id: String = nanoid!(12);
[INFO] [stdout]    |                      ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: import resolution is stuck, try simplifying macro imports
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot determine resolution for the macro `nanoid`
[INFO] [stdout]   --> tests/nanoid.rs:46:22
[INFO] [stdout]    |
[INFO] [stdout] 46 |     let id: String = nanoid!();
[INFO] [stdout]    |                      ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: import resolution is stuck, try simplifying macro imports
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot determine resolution for the macro `nanoid`
[INFO] [stdout]   --> tests/nanoid.rs:19:22
[INFO] [stdout]    |
[INFO] [stdout] 19 |     let id: String = nanoid!(42, &nanoid::DEFAULT_CHARSET[0..62]);
[INFO] [stdout]    |                      ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: import resolution is stuck, try simplifying macro imports
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot determine resolution for the macro `nanoid`
[INFO] [stdout]   --> tests/nanoid.rs:28:5
[INFO] [stdout]    |
[INFO] [stdout] 28 |     nanoid!(21, &charset);
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: import resolution is stuck, try simplifying macro imports
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `snowferris` due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: aborting due to 8 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `snowferris::snowflake`
[INFO] [stdout]  --> tests/snowflake.rs:2:17
[INFO] [stdout]   |
[INFO] [stdout] 2 | use snowferris::snowflake::{Snowflake, SnowflakeData};
[INFO] [stdout]   |                 ^^^^^^^^^ could not find `snowflake` in `snowferris`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "9009d05c64c0672996999b6e43595cc8c95a0ee35e53f2307756ae07f44faadf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9009d05c64c0672996999b6e43595cc8c95a0ee35e53f2307756ae07f44faadf", kill_on_drop: false }`
[INFO] [stdout] 9009d05c64c0672996999b6e43595cc8c95a0ee35e53f2307756ae07f44faadf