[INFO] fetching crate ra_ap_cfg 0.0.30...
[INFO] testing ra_ap_cfg-0.0.30 against 1.49.0 for beta-1.50-1
[INFO] extracting crate ra_ap_cfg 0.0.30 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate ra_ap_cfg 0.0.30 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 ra_ap_cfg 0.0.30
[INFO] finished tweaking crates.io crate ra_ap_cfg 0.0.30
[INFO] tweaked toml for crates.io crate ra_ap_cfg 0.0.30 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[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-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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] 4a84564852fa9bdbb61bced978d6bd42edf95b0c885b4c95fa94c8263e105f4d
[INFO] running `Command { std: "docker" "start" "-a" "4a84564852fa9bdbb61bced978d6bd42edf95b0c885b4c95fa94c8263e105f4d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4a84564852fa9bdbb61bced978d6bd42edf95b0c885b4c95fa94c8263e105f4d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4a84564852fa9bdbb61bced978d6bd42edf95b0c885b4c95fa94c8263e105f4d", kill_on_drop: false }`
[INFO] [stdout] 4a84564852fa9bdbb61bced978d6bd42edf95b0c885b4c95fa94c8263e105f4d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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] 9f61438d39f2d0eb07691f288c71eb6aced031ac9dece906c5983c1e81b2d333
[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" "9f61438d39f2d0eb07691f288c71eb6aced031ac9dece906c5983c1e81b2d333", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.118
[INFO] [stderr]    Compiling smol_str v0.1.17
[INFO] [stderr]    Compiling ra_ap_tt v0.0.30
[INFO] [stderr]    Compiling ra_ap_cfg v0.0.30 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 11.29s
[INFO] running `Command { std: "docker" "inspect" "9f61438d39f2d0eb07691f288c71eb6aced031ac9dece906c5983c1e81b2d333", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9f61438d39f2d0eb07691f288c71eb6aced031ac9dece906c5983c1e81b2d333", kill_on_drop: false }`
[INFO] [stdout] 9f61438d39f2d0eb07691f288c71eb6aced031ac9dece906c5983c1e81b2d333
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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] [stdout] 6d05b0b7925a440c8b81da68ac0949f7cff66b729d94b50abb49cf9c84e37745
[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" "6d05b0b7925a440c8b81da68ac0949f7cff66b729d94b50abb49cf9c84e37745", kill_on_drop: false }`
[INFO] [stderr]    Compiling dissimilar v1.0.2
[INFO] [stderr]    Compiling expect-test v1.1.0
[INFO] [stderr]    Compiling ra_ap_cfg v0.0.30 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0432]: unresolved import `mbe`
[INFO] [stdout]  --> src/tests.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use mbe::ast_to_token_tree;
[INFO] [stdout]   |     ^^^ use of undeclared crate or module `mbe`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `syntax`
[INFO] [stdout]  --> src/tests.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use syntax::{ast, AstNode};
[INFO] [stdout]   |     ^^^^^^ use of undeclared crate or module `syntax`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 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 `ra_ap_cfg`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `Command { std: "docker" "inspect" "6d05b0b7925a440c8b81da68ac0949f7cff66b729d94b50abb49cf9c84e37745", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6d05b0b7925a440c8b81da68ac0949f7cff66b729d94b50abb49cf9c84e37745", kill_on_drop: false }`
[INFO] [stdout] 6d05b0b7925a440c8b81da68ac0949f7cff66b729d94b50abb49cf9c84e37745