[INFO] fetching crate mun_runtime_capi 0.2.0...
[INFO] testing mun_runtime_capi-0.2.0 against 1.49.0 for beta-1.50-1
[INFO] extracting crate mun_runtime_capi 0.2.0 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate mun_runtime_capi 0.2.0 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 mun_runtime_capi 0.2.0
[INFO] finished tweaking crates.io crate mun_runtime_capi 0.2.0
[INFO] tweaked toml for crates.io crate mun_runtime_capi 0.2.0 written to /workspace/builds/worker-1/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] [stderr]     Blocking waiting for file lock on package cache
[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] 67b2fc1f3aff5ab90efb1e1c01dd00d2d61a377b2a9e13f62ada311acc8a0db3
[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" "67b2fc1f3aff5ab90efb1e1c01dd00d2d61a377b2a9e13f62ada311acc8a0db3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "67b2fc1f3aff5ab90efb1e1c01dd00d2d61a377b2a9e13f62ada311acc8a0db3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "67b2fc1f3aff5ab90efb1e1c01dd00d2d61a377b2a9e13f62ada311acc8a0db3", kill_on_drop: false }`
[INFO] [stdout] 67b2fc1f3aff5ab90efb1e1c01dd00d2d61a377b2a9e13f62ada311acc8a0db3
[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] c6ae2a18840a8ef1db41bf500d91f203585c4b53cd3140929e0438385d780f3b
[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" "c6ae2a18840a8ef1db41bf500d91f203585c4b53cd3140929e0438385d780f3b", kill_on_drop: false }`
[INFO] [stderr]    Compiling mio-extras v2.0.6
[INFO] [stderr]    Compiling mun_abi v0.2.0
[INFO] [stderr]    Compiling notify v4.0.15
[INFO] [stderr]    Compiling mun_memory v0.1.0
[INFO] [stderr]    Compiling mun_runtime v0.2.0
[INFO] [stderr]    Compiling mun_runtime_capi v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 13.74s
[INFO] running `Command { std: "docker" "inspect" "c6ae2a18840a8ef1db41bf500d91f203585c4b53cd3140929e0438385d780f3b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c6ae2a18840a8ef1db41bf500d91f203585c4b53cd3140929e0438385d780f3b", kill_on_drop: false }`
[INFO] [stdout] c6ae2a18840a8ef1db41bf500d91f203585c4b53cd3140929e0438385d780f3b
[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" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f6e6ece5a01cc76c6a35cfaaf120293545fc33c91c92de7245a592c6be1bbd43
[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" "f6e6ece5a01cc76c6a35cfaaf120293545fc33c91c92de7245a592c6be1bbd43", kill_on_drop: false }`
[INFO] [stderr]    Compiling mun_runtime_capi v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0432]: unresolved import `compiler`
[INFO] [stdout]  --> src/tests.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use compiler::{Config, Driver, PathOrInline, RelativePathBuf};
[INFO] [stdout]   |     ^^^^^^^^ use of undeclared crate or module `compiler`
[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 `mun_runtime_capi`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `Command { std: "docker" "inspect" "f6e6ece5a01cc76c6a35cfaaf120293545fc33c91c92de7245a592c6be1bbd43", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f6e6ece5a01cc76c6a35cfaaf120293545fc33c91c92de7245a592c6be1bbd43", kill_on_drop: false }`
[INFO] [stdout] f6e6ece5a01cc76c6a35cfaaf120293545fc33c91c92de7245a592c6be1bbd43