[INFO] fetching crate signal-msg 0.2.1...
[INFO] testing signal-msg-0.2.1 against beta-2020-06-03 for beta-1.45-1
[INFO] extracting crate signal-msg 0.2.1 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate signal-msg 0.2.1 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 signal-msg 0.2.1
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate signal-msg 0.2.1
[INFO] tweaked toml for crates.io crate signal-msg 0.2.1 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate crates.io crate signal-msg 0.2.1 already has a lockfile, it will not be regenerated
[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-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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] a97bd2626e9df5d3883440b25b15c9fe6262583eef952aaa0b3ba0c4a23ddb5d
[INFO] running `"docker" "start" "-a" "a97bd2626e9df5d3883440b25b15c9fe6262583eef952aaa0b3ba0c4a23ddb5d"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling libc v0.2.67
[INFO] [stderr]    Compiling simple-signal v1.1.1
[INFO] [stderr]    Compiling signal-msg v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.30s
[INFO] running `"docker" "inspect" "a97bd2626e9df5d3883440b25b15c9fe6262583eef952aaa0b3ba0c4a23ddb5d"`
[INFO] running `"docker" "rm" "-f" "a97bd2626e9df5d3883440b25b15c9fe6262583eef952aaa0b3ba0c4a23ddb5d"`
[INFO] [stdout] a97bd2626e9df5d3883440b25b15c9fe6262583eef952aaa0b3ba0c4a23ddb5d
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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] 0cbe48bd9ec821e7f4a17d1a481d58ac43284c1097a5174fec8fdbc3ef6968d2
[INFO] running `"docker" "start" "-a" "0cbe48bd9ec821e7f4a17d1a481d58ac43284c1097a5174fec8fdbc3ef6968d2"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling signal-msg v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.70s
[INFO] running `"docker" "inspect" "0cbe48bd9ec821e7f4a17d1a481d58ac43284c1097a5174fec8fdbc3ef6968d2"`
[INFO] running `"docker" "rm" "-f" "0cbe48bd9ec821e7f4a17d1a481d58ac43284c1097a5174fec8fdbc3ef6968d2"`
[INFO] [stdout] 0cbe48bd9ec821e7f4a17d1a481d58ac43284c1097a5174fec8fdbc3ef6968d2
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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] f97926c43edf70554fa7ec81db17c6cca953bb5793e69f87e2dd6ab52c5f1d0b
[INFO] running `"docker" "start" "-a" "f97926c43edf70554fa7ec81db17c6cca953bb5793e69f87e2dd6ab52c5f1d0b"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/signal_msg-df68bb4aa7d0e838
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests signal-msg
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[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" "f97926c43edf70554fa7ec81db17c6cca953bb5793e69f87e2dd6ab52c5f1d0b"`
[INFO] running `"docker" "rm" "-f" "f97926c43edf70554fa7ec81db17c6cca953bb5793e69f87e2dd6ab52c5f1d0b"`
[INFO] [stdout] f97926c43edf70554fa7ec81db17c6cca953bb5793e69f87e2dd6ab52c5f1d0b