[INFO] fetching crate quatrain 0.6.0...
[INFO] testing quatrain-0.6.0 against 1.49.0 for beta-1.50-1
[INFO] extracting crate quatrain 0.6.0 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate quatrain 0.6.0 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 quatrain 0.6.0
[INFO] finished tweaking crates.io crate quatrain 0.6.0
[INFO] tweaked toml for crates.io crate quatrain 0.6.0 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate crates.io crate quatrain 0.6.0 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2ad486f059292896d0f57f7a25a3f5b8c9b2fd1a2a82934618b01f34139e15f3
[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" "2ad486f059292896d0f57f7a25a3f5b8c9b2fd1a2a82934618b01f34139e15f3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2ad486f059292896d0f57f7a25a3f5b8c9b2fd1a2a82934618b01f34139e15f3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2ad486f059292896d0f57f7a25a3f5b8c9b2fd1a2a82934618b01f34139e15f3", kill_on_drop: false }`
[INFO] [stdout] 2ad486f059292896d0f57f7a25a3f5b8c9b2fd1a2a82934618b01f34139e15f3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 96e19b93badf4a5d22d2ed1edb5a1d3ce6302748723a301ecec0c6ff54114280
[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" "96e19b93badf4a5d22d2ed1edb5a1d3ce6302748723a301ecec0c6ff54114280", kill_on_drop: false }`
[INFO] [stderr]    Compiling auto_enums_derive v0.7.5
[INFO] [stderr]    Compiling anyhow v1.0.31
[INFO] [stderr]    Compiling once_cell v1.4.0
[INFO] [stderr]    Compiling dtoa v0.4.5
[INFO] [stderr]    Compiling num-traits v0.2.11
[INFO] [stderr]    Compiling num-integer v0.1.42
[INFO] [stderr]    Compiling quote v1.0.6
[INFO] [stderr]    Compiling time v0.1.43
[INFO] [stderr]    Compiling walkdir v0.1.8
[INFO] [stderr]    Compiling copy_dir v0.1.2
[INFO] [stderr]    Compiling syn v1.0.30
[INFO] [stderr]    Compiling libquickjs-sys v0.6.0
[INFO] [stderr]    Compiling chrono v0.4.11
[INFO] [stderr]    Compiling darling_core v0.10.2
[INFO] [stderr]    Compiling derive_utils v0.10.0
[INFO] [stderr]    Compiling serde_derive v1.0.111
[INFO] [stderr]    Compiling thiserror-impl v1.0.19
[INFO] [stderr]    Compiling auto_enums_core v0.7.5
[INFO] [stderr]    Compiling derive-new v0.5.8
[INFO] [stderr]    Compiling darling_macro v0.10.2
[INFO] [stderr]    Compiling auto_enums v0.7.5
[INFO] [stderr]    Compiling thiserror v1.0.19
[INFO] [stderr]    Compiling darling v0.10.2
[INFO] [stderr]    Compiling derive_builder_core v0.9.0
[INFO] [stderr]    Compiling derive_builder v0.9.0
[INFO] [stderr]    Compiling serde v1.0.111
[INFO] [stderr]    Compiling serde_yaml v0.8.12
[INFO] [stderr]    Compiling quick-js v0.3.3
[INFO] [stderr]    Compiling katex v0.2.1
[INFO] [stderr]    Compiling quatrain v0.6.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0463]: can't find crate for `lazy_static`
[INFO] [stdout]   --> src/bin/qua.rs:14:1
[INFO] [stdout]    |
[INFO] [stdout] 14 | extern crate lazy_static;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^ can't find crate
[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 E0463`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `quatrain`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `Command { std: "docker" "inspect" "96e19b93badf4a5d22d2ed1edb5a1d3ce6302748723a301ecec0c6ff54114280", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "96e19b93badf4a5d22d2ed1edb5a1d3ce6302748723a301ecec0c6ff54114280", kill_on_drop: false }`
[INFO] [stdout] 96e19b93badf4a5d22d2ed1edb5a1d3ce6302748723a301ecec0c6ff54114280