[INFO] fetching crate symbolic-common 8.0.0...
[INFO] testing symbolic-common-8.0.0 against beta-2021-01-01 for beta-1.50-1
[INFO] extracting crate symbolic-common 8.0.0 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate symbolic-common 8.0.0 on toolchain beta-2021-01-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate symbolic-common 8.0.0
[INFO] finished tweaking crates.io crate symbolic-common 8.0.0
[INFO] tweaked toml for crates.io crate symbolic-common 8.0.0 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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" "+beta-2021-01-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4f42bd5d01bbe6b40000f845946b42e3e66fb43943efcb564972a9c8a032f356
[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" "4f42bd5d01bbe6b40000f845946b42e3e66fb43943efcb564972a9c8a032f356", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4f42bd5d01bbe6b40000f845946b42e3e66fb43943efcb564972a9c8a032f356", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4f42bd5d01bbe6b40000f845946b42e3e66fb43943efcb564972a9c8a032f356", kill_on_drop: false }`
[INFO] [stdout] 4f42bd5d01bbe6b40000f845946b42e3e66fb43943efcb564972a9c8a032f356
[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" "+beta-2021-01-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1cf0754be9d6e29e8e8b4ef25a455b4a8e970aa203155fa0298c19e7c37a79b3
[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" "1cf0754be9d6e29e8e8b4ef25a455b4a8e970aa203155fa0298c19e7c37a79b3", kill_on_drop: false }`
[INFO] [stderr]    Compiling uuid v0.8.1
[INFO] [stderr]    Compiling debugid v0.7.2
[INFO] [stderr]    Compiling symbolic-common v8.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.46s
[INFO] running `Command { std: "docker" "inspect" "1cf0754be9d6e29e8e8b4ef25a455b4a8e970aa203155fa0298c19e7c37a79b3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1cf0754be9d6e29e8e8b4ef25a455b4a8e970aa203155fa0298c19e7c37a79b3", kill_on_drop: false }`
[INFO] [stdout] 1cf0754be9d6e29e8e8b4ef25a455b4a8e970aa203155fa0298c19e7c37a79b3
[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" "+beta-2021-01-01" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f616e5cabdb44abbd76f5ee5bebfa1b5decd9d526a4457fd179db3a2f2474015
[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" "f616e5cabdb44abbd76f5ee5bebfa1b5decd9d526a4457fd179db3a2f2474015", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling symbolic-common v8.0.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0432]: unresolved import `symbolic_testutils`
[INFO] [stdout]    --> src/path.rs:524:9
[INFO] [stdout]     |
[INFO] [stdout] 524 |     use symbolic_testutils::fixture;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^ use of undeclared crate or module `symbolic_testutils`
[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 `symbolic-common`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `Command { std: "docker" "inspect" "f616e5cabdb44abbd76f5ee5bebfa1b5decd9d526a4457fd179db3a2f2474015", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f616e5cabdb44abbd76f5ee5bebfa1b5decd9d526a4457fd179db3a2f2474015", kill_on_drop: false }`
[INFO] [stdout] f616e5cabdb44abbd76f5ee5bebfa1b5decd9d526a4457fd179db3a2f2474015