[INFO] fetching crate process_list 0.2.1...
[INFO] testing process_list-0.2.1 against beta-2021-01-01 for beta-1.50-1
[INFO] extracting crate process_list 0.2.1 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate process_list 0.2.1 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 process_list 0.2.1
[INFO] finished tweaking crates.io crate process_list 0.2.1
[INFO] tweaked toml for crates.io crate process_list 0.2.1 written to /workspace/builds/worker-4/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-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] 4644fef0fe953fc1e627ead818519492e95f6e764d0cb67ae45ba8a5e2ada210
[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" "4644fef0fe953fc1e627ead818519492e95f6e764d0cb67ae45ba8a5e2ada210", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4644fef0fe953fc1e627ead818519492e95f6e764d0cb67ae45ba8a5e2ada210", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4644fef0fe953fc1e627ead818519492e95f6e764d0cb67ae45ba8a5e2ada210", kill_on_drop: false }`
[INFO] [stdout] 4644fef0fe953fc1e627ead818519492e95f6e764d0cb67ae45ba8a5e2ada210
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] 9483b1fa1516e4d5aacd4e0019b45bcd1998d1ff65c90242fde126a495385bf4
[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" "9483b1fa1516e4d5aacd4e0019b45bcd1998d1ff65c90242fde126a495385bf4", kill_on_drop: false }`
[INFO] [stderr]    Compiling process_list v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.25s
[INFO] running `Command { std: "docker" "inspect" "9483b1fa1516e4d5aacd4e0019b45bcd1998d1ff65c90242fde126a495385bf4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9483b1fa1516e4d5aacd4e0019b45bcd1998d1ff65c90242fde126a495385bf4", kill_on_drop: false }`
[INFO] [stdout] 9483b1fa1516e4d5aacd4e0019b45bcd1998d1ff65c90242fde126a495385bf4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 549bcf12fc8c34dcb20f4203a108a408d61681d83da23a1ddbfedf1ef831f33f
[INFO] running `Command { std: "docker" "start" "-a" "549bcf12fc8c34dcb20f4203a108a408d61681d83da23a1ddbfedf1ef831f33f", kill_on_drop: false }`
[INFO] [stderr]    Compiling process_list v0.2.1 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0432]: unresolved import `process_list::for_each_module`
[INFO] [stdout]  --> tests/print_current_modules.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use process_list::for_each_module;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ no `for_each_module` in the root
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `process_list::for_each_process`
[INFO] [stdout]  --> tests/print_all_processes.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use process_list::for_each_process;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ no `for_each_process` in the root
[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] [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 `process_list`
[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" "549bcf12fc8c34dcb20f4203a108a408d61681d83da23a1ddbfedf1ef831f33f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "549bcf12fc8c34dcb20f4203a108a408d61681d83da23a1ddbfedf1ef831f33f", kill_on_drop: false }`
[INFO] [stdout] 549bcf12fc8c34dcb20f4203a108a408d61681d83da23a1ddbfedf1ef831f33f