[INFO] fetching crate rill-export 0.9.0...
[INFO] testing rill-export-0.9.0 against 1.49.0 for beta-1.50-1
[INFO] extracting crate rill-export 0.9.0 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate rill-export 0.9.0 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 rill-export 0.9.0
[INFO] finished tweaking crates.io crate rill-export 0.9.0
[INFO] tweaked toml for crates.io crate rill-export 0.9.0 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate crates.io crate rill-export 0.9.0 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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] a1d4dfc5c7fc899dbae8f5e8d3e11b5bb0bc6215c71c36f882019cccc6ecc405
[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" "a1d4dfc5c7fc899dbae8f5e8d3e11b5bb0bc6215c71c36f882019cccc6ecc405", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a1d4dfc5c7fc899dbae8f5e8d3e11b5bb0bc6215c71c36f882019cccc6ecc405", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a1d4dfc5c7fc899dbae8f5e8d3e11b5bb0bc6215c71c36f882019cccc6ecc405", kill_on_drop: false }`
[INFO] [stdout] a1d4dfc5c7fc899dbae8f5e8d3e11b5bb0bc6215c71c36f882019cccc6ecc405
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] b30f13b3dcb1fc29be428441183036cec9a970d559e5cc69cf24fdf72c01dbbb
[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" "b30f13b3dcb1fc29be428441183036cec9a970d559e5cc69cf24fdf72c01dbbb", kill_on_drop: false }`
[INFO] [stderr]    Compiling utf-8 v0.7.5
[INFO] [stderr]    Compiling metacrate v0.1.0
[INFO] [stderr]    Compiling iter-read v0.3.0
[INFO] [stderr]    Compiling strum v0.19.5
[INFO] [stderr]    Compiling input_buffer v0.3.1
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling num-bigint v0.3.1
[INFO] [stderr]    Compiling headers-core v0.2.0
[INFO] [stderr]    Compiling tracing v0.1.22
[INFO] [stderr]    Compiling want v0.3.0
[INFO] [stderr]    Compiling mio v0.6.23
[INFO] [stderr]    Compiling strum_macros v0.19.4
[INFO] [stderr]    Compiling native-tls v0.2.7
[INFO] [stderr]    Compiling sha-1 v0.8.2
[INFO] [stderr]    Compiling futures-util v0.3.8
[INFO] [stderr]    Compiling meio-protocol v0.63.0
[INFO] [stderr]    Compiling uuid v0.8.1
[INFO] [stderr]    Compiling toml v0.5.8
[INFO] [stderr]    Compiling rill-protocol v0.9.0
[INFO] [stderr]    Compiling headers v0.3.2
[INFO] [stderr]    Compiling tungstenite v0.11.1
[INFO] [stderr]    Compiling tracing-futures v0.2.4
[INFO] [stderr]    Compiling mio-uds v0.6.8
[INFO] [stderr]    Compiling tokio v0.2.24
[INFO] [stderr]    Compiling serde-pickle v0.6.2
[INFO] [stderr]    Compiling futures-executor v0.3.8
[INFO] [stderr]    Compiling futures v0.3.8
[INFO] [stderr]    Compiling tokio-util v0.3.1
[INFO] [stderr]    Compiling async-tungstenite v0.9.3
[INFO] [stderr]    Compiling meio v0.63.0
[INFO] [stderr]    Compiling tokio-tungstenite v0.11.0
[INFO] [stderr]    Compiling h2 v0.2.7
[INFO] [stderr]    Compiling hyper v0.13.9
[INFO] [stderr]    Compiling meio-connect v0.63.0
[INFO] [stderr]    Compiling rill-export v0.9.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 31s
[INFO] running `Command { std: "docker" "inspect" "b30f13b3dcb1fc29be428441183036cec9a970d559e5cc69cf24fdf72c01dbbb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b30f13b3dcb1fc29be428441183036cec9a970d559e5cc69cf24fdf72c01dbbb", kill_on_drop: false }`
[INFO] [stdout] b30f13b3dcb1fc29be428441183036cec9a970d559e5cc69cf24fdf72c01dbbb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "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] c102130be11a2a1ee76f33870794da8eb502509cc8d669f548e258234caf3a31
[INFO] running `Command { std: "docker" "start" "-a" "c102130be11a2a1ee76f33870794da8eb502509cc8d669f548e258234caf3a31", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling nix v0.18.0
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling regex v1.4.2
[INFO] [stderr]    Compiling env_logger v0.8.2
[INFO] [stderr]    Compiling ctrlc v3.1.7
[INFO] [stderr]    Compiling rill-export v0.9.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `rill`
[INFO] [stdout]  --> examples/all.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use rill::prelude::{CounterProvider, Rill};
[INFO] [stdout]   |     ^^^^ use of undeclared crate or module `rill`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `Rill`
[INFO] [stdout]   --> examples/all.rs:14:17
[INFO] [stdout]    |
[INFO] [stdout] 14 |     let _rill = Rill::install("example")?;
[INFO] [stdout]    |                 ^^^^ use of undeclared type `Rill`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `CounterProvider`
[INFO] [stdout]   --> examples/all.rs:23:19
[INFO] [stdout]    |
[INFO] [stdout] 23 |     let counter = CounterProvider::new("my.counter".parse()?);
[INFO] [stdout]    |                   ^^^^^^^^^^^^^^^ use of undeclared type `CounterProvider`
[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 E0433`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rill-export`
[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" "c102130be11a2a1ee76f33870794da8eb502509cc8d669f548e258234caf3a31", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c102130be11a2a1ee76f33870794da8eb502509cc8d669f548e258234caf3a31", kill_on_drop: false }`
[INFO] [stdout] c102130be11a2a1ee76f33870794da8eb502509cc8d669f548e258234caf3a31