[INFO] fetching crate elefont 0.1.3...
[INFO] testing elefont-0.1.3 against 1.49.0 for beta-1.50-1
[INFO] extracting crate elefont 0.1.3 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate elefont 0.1.3 on toolchain 1.49.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate elefont 0.1.3
[INFO] finished tweaking crates.io crate elefont 0.1.3
[INFO] tweaked toml for crates.io crate elefont 0.1.3 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate crates.io crate elefont 0.1.3 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "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" "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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "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] 9d0aca803a46d9e17c6d185d25ca64cd759eee29d90a2b63986dfb60af4cdc68
[INFO] running `Command { std: "docker" "start" "-a" "9d0aca803a46d9e17c6d185d25ca64cd759eee29d90a2b63986dfb60af4cdc68", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9d0aca803a46d9e17c6d185d25ca64cd759eee29d90a2b63986dfb60af4cdc68", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9d0aca803a46d9e17c6d185d25ca64cd759eee29d90a2b63986dfb60af4cdc68", kill_on_drop: false }`
[INFO] [stdout] 9d0aca803a46d9e17c6d185d25ca64cd759eee29d90a2b63986dfb60af4cdc68
[INFO] running `Command { std: "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" "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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 10df9cec45fa261e087eae19a0a9abc766bd91d440a5e52272f2eeceb11de781
[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" "10df9cec45fa261e087eae19a0a9abc766bd91d440a5e52272f2eeceb11de781", kill_on_drop: false }`
[INFO] [stderr]    Compiling ahash v0.3.2
[INFO] [stderr]    Compiling hashbrown v0.7.1
[INFO] [stderr]    Compiling elefont v0.1.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.78s
[INFO] running `Command { std: "docker" "inspect" "10df9cec45fa261e087eae19a0a9abc766bd91d440a5e52272f2eeceb11de781", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "10df9cec45fa261e087eae19a0a9abc766bd91d440a5e52272f2eeceb11de781", kill_on_drop: false }`
[INFO] [stdout] 10df9cec45fa261e087eae19a0a9abc766bd91d440a5e52272f2eeceb11de781
[INFO] running `Command { std: "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" "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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "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] 97179e43fb653804a9e6d56e607878471af6bc4e8feeb0ac68b489bab8a30d9e
[INFO] running `Command { std: "docker" "start" "-a" "97179e43fb653804a9e6d56e607878471af6bc4e8feeb0ac68b489bab8a30d9e", kill_on_drop: false }`
[INFO] [stderr]    Compiling elefont v0.1.3 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0432]: unresolved import `elefont::rusttype_provider`
[INFO] [stdout]  --> examples/render_image.rs:1:14
[INFO] [stdout]   |
[INFO] [stdout] 1 | use elefont::rusttype_provider::SizedFont;
[INFO] [stdout]   |              ^^^^^^^^^^^^^^^^^ could not find `rusttype_provider` in `elefont`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `image`
[INFO] [stdout]  --> examples/render_image.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use image::ImageBuffer;
[INFO] [stdout]   |     ^^^^^ use of undeclared crate or module `image`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `rusttype`
[INFO] [stdout]  --> examples/render_image.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use rusttype::Font;
[INFO] [stdout]   |     ^^^^^^^^ use of undeclared crate or module `rusttype`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 3 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `elefont`
[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" "97179e43fb653804a9e6d56e607878471af6bc4e8feeb0ac68b489bab8a30d9e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "97179e43fb653804a9e6d56e607878471af6bc4e8feeb0ac68b489bab8a30d9e", kill_on_drop: false }`
[INFO] [stdout] 97179e43fb653804a9e6d56e607878471af6bc4e8feeb0ac68b489bab8a30d9e