[INFO] crate phone 0.1.2 is already in cache
[INFO] testing phone-0.1.2 against beta-2020-06-03 for beta-1.45-1
[INFO] extracting crate phone 0.1.2 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate phone 0.1.2 on toolchain beta-2020-06-03
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate phone 0.1.2
[INFO] finished tweaking crates.io crate phone 0.1.2
[INFO] tweaked toml for crates.io crate phone 0.1.2 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-06-03" "build" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 4bb3b33f32ab2fdc3a5ac55e2f3f23d323ed67b3e11f8d2677d03581a6ef0b4e
[INFO] running `"docker" "start" "-a" "4bb3b33f32ab2fdc3a5ac55e2f3f23d323ed67b3e11f8d2677d03581a6ef0b4e"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling phone v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.76s
[INFO] running `"docker" "inspect" "4bb3b33f32ab2fdc3a5ac55e2f3f23d323ed67b3e11f8d2677d03581a6ef0b4e"`
[INFO] running `"docker" "rm" "-f" "4bb3b33f32ab2fdc3a5ac55e2f3f23d323ed67b3e11f8d2677d03581a6ef0b4e"`
[INFO] [stdout] 4bb3b33f32ab2fdc3a5ac55e2f3f23d323ed67b3e11f8d2677d03581a6ef0b4e
[INFO] running `"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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-06-03" "test" "--frozen" "--no-run"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 8cca1edb543690f7e86e35e8b99821c5243826da56e9b10642e70ce23d624775
[INFO] running `"docker" "start" "-a" "8cca1edb543690f7e86e35e8b99821c5243826da56e9b10642e70ce23d624775"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling phone v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.80s
[INFO] running `"docker" "inspect" "8cca1edb543690f7e86e35e8b99821c5243826da56e9b10642e70ce23d624775"`
[INFO] running `"docker" "rm" "-f" "8cca1edb543690f7e86e35e8b99821c5243826da56e9b10642e70ce23d624775"`
[INFO] [stdout] 8cca1edb543690f7e86e35e8b99821c5243826da56e9b10642e70ce23d624775
[INFO] running `"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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-06-03" "test" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 8fe9eaba2eb1e675b9d65d09b61aa76d4f5fd849ab51460b3f6d0c5bbb62ec3f
[INFO] running `"docker" "start" "-a" "8fe9eaba2eb1e675b9d65d09b61aa76d4f5fd849ab51460b3f6d0c5bbb62ec3f"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/phone-b0650fb559ceb8e1
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests phone
[INFO] [stderr] error[E0659]: `phone` is ambiguous (name vs any other name during import resolution)
[INFO] [stderr]   --> /opt/rustwide/workdir/src/lib.rs:23:9
[INFO] [stderr]    |
[INFO] [stderr] 23 | pub use phone::is_valid_phone;
[INFO] [stderr]    |         ^^^^^ ambiguous name
[INFO] [stderr]    |
[INFO] [stderr]    = note: `phone` could refer to a crate passed with `--extern`
[INFO] [stderr]    = help: use `::phone` to refer to this crate unambiguously
[INFO] [stderr] note: `phone` could also refer to the module defined here
[INFO] [stderr]   --> /opt/rustwide/workdir/src/lib.rs:1:1
[INFO] [stderr]    |
[INFO] [stderr] 1  | / pub mod phone{
[INFO] [stderr] 2  | |     pub fn is_valid_phone(phone:&str) -> bool{
[INFO] [stderr] 3  | |         let mut count = 0;
[INFO] [stderr] 4  | |         let pos = phone.find("+");
[INFO] [stderr] ...  |
[INFO] [stderr] 21 | |     }
[INFO] [stderr] 22 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    = help: use `crate::phone` to refer to this module unambiguously
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0659`.
[INFO] [stderr] error: test failed, to rerun pass '--doc'
[INFO] running `"docker" "inspect" "8fe9eaba2eb1e675b9d65d09b61aa76d4f5fd849ab51460b3f6d0c5bbb62ec3f"`
[INFO] running `"docker" "rm" "-f" "8fe9eaba2eb1e675b9d65d09b61aa76d4f5fd849ab51460b3f6d0c5bbb62ec3f"`
[INFO] [stdout] 8fe9eaba2eb1e675b9d65d09b61aa76d4f5fd849ab51460b3f6d0c5bbb62ec3f