[INFO] fetching crate soma 0.1.0...
[INFO] testing soma-0.1.0 against beta-2020-06-03 for beta-1.45-1
[INFO] extracting crate soma 0.1.0 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate soma 0.1.0 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 soma 0.1.0
[INFO] finished tweaking crates.io crate soma 0.1.0
[INFO] tweaked toml for crates.io crate soma 0.1.0 written to /workspace/builds/worker-7/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-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" "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] 25c8f67f144e3af01b7fbfc1571e496cd20b1c5868490c9fac22d64c682436a6
[INFO] running `"docker" "start" "-a" "25c8f67f144e3af01b7fbfc1571e496cd20b1c5868490c9fac22d64c682436a6"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling soma v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.30s
[INFO] running `"docker" "inspect" "25c8f67f144e3af01b7fbfc1571e496cd20b1c5868490c9fac22d64c682436a6"`
[INFO] running `"docker" "rm" "-f" "25c8f67f144e3af01b7fbfc1571e496cd20b1c5868490c9fac22d64c682436a6"`
[INFO] [stdout] 25c8f67f144e3af01b7fbfc1571e496cd20b1c5868490c9fac22d64c682436a6
[INFO] running `"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" "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] ce52b6ff9573e97157164548c2ec106419f70a0bedc5f4075e1988a2d4a5f39c
[INFO] running `"docker" "start" "-a" "ce52b6ff9573e97157164548c2ec106419f70a0bedc5f4075e1988a2d4a5f39c"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling soma v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.68s
[INFO] running `"docker" "inspect" "ce52b6ff9573e97157164548c2ec106419f70a0bedc5f4075e1988a2d4a5f39c"`
[INFO] running `"docker" "rm" "-f" "ce52b6ff9573e97157164548c2ec106419f70a0bedc5f4075e1988a2d4a5f39c"`
[INFO] [stdout] ce52b6ff9573e97157164548c2ec106419f70a0bedc5f4075e1988a2d4a5f39c
[INFO] running `"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" "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] f9745630ea3ca775b0e5720759739ea2b79e1c5ff6c51a11b7b1c0d8cb423d6e
[INFO] running `"docker" "start" "-a" "f9745630ea3ca775b0e5720759739ea2b79e1c5ff6c51a11b7b1c0d8cb423d6e"`
[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/soma-9f9c6acffec91919
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test test::abort_on_none ... ok
[INFO] [stdout] test test::none_on_none ... ok
[INFO] [stdout] test test::value_on_some ... ok
[INFO] [stdout] test test::dont_abort_on_some ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests soma
[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] running `"docker" "inspect" "f9745630ea3ca775b0e5720759739ea2b79e1c5ff6c51a11b7b1c0d8cb423d6e"`
[INFO] running `"docker" "rm" "-f" "f9745630ea3ca775b0e5720759739ea2b79e1c5ff6c51a11b7b1c0d8cb423d6e"`
[INFO] [stdout] f9745630ea3ca775b0e5720759739ea2b79e1c5ff6c51a11b7b1c0d8cb423d6e