[INFO] fetching crate rainbowcat 0.1.0...
[INFO] testing rainbowcat-0.1.0 against 1.44.0 for beta-1.45-1
[INFO] extracting crate rainbowcat 0.1.0 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate rainbowcat 0.1.0 on toolchain 1.44.0
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate rainbowcat 0.1.0
[INFO] finished tweaking crates.io crate rainbowcat 0.1.0
[INFO] tweaked toml for crates.io crate rainbowcat 0.1.0 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "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" "+1.44.0" "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] 83a448e0440cf23f0171dde06fe80ab35677513100e1d5d05a7abc4a08418d88
[INFO] running `"docker" "start" "-a" "83a448e0440cf23f0171dde06fe80ab35677513100e1d5d05a7abc4a08418d88"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling backtrace v0.3.48
[INFO] [stderr]    Compiling syn v1.0.30
[INFO] [stderr]    Compiling phf_generator v0.7.24
[INFO] [stderr]    Compiling syn v0.14.9
[INFO] [stderr]    Compiling phf_codegen v0.7.24
[INFO] [stderr]    Compiling palette v0.4.1
[INFO] [stderr]    Compiling synstructure v0.12.3
[INFO] [stderr]    Compiling palette_derive v0.4.1
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]    Compiling failure v0.1.8
[INFO] [stderr]    Compiling rainbowcat v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 29.76s
[INFO] running `"docker" "inspect" "83a448e0440cf23f0171dde06fe80ab35677513100e1d5d05a7abc4a08418d88"`
[INFO] running `"docker" "rm" "-f" "83a448e0440cf23f0171dde06fe80ab35677513100e1d5d05a7abc4a08418d88"`
[INFO] [stdout] 83a448e0440cf23f0171dde06fe80ab35677513100e1d5d05a7abc4a08418d88
[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" "+1.44.0" "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] 12f2098c5de570000d6aabdc5fcddb859f70618a864b80fb6c3f316eb96ff619
[INFO] running `"docker" "start" "-a" "12f2098c5de570000d6aabdc5fcddb859f70618a864b80fb6c3f316eb96ff619"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling rainbowcat v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.84s
[INFO] running `"docker" "inspect" "12f2098c5de570000d6aabdc5fcddb859f70618a864b80fb6c3f316eb96ff619"`
[INFO] running `"docker" "rm" "-f" "12f2098c5de570000d6aabdc5fcddb859f70618a864b80fb6c3f316eb96ff619"`
[INFO] [stdout] 12f2098c5de570000d6aabdc5fcddb859f70618a864b80fb6c3f316eb96ff619
[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" "+1.44.0" "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] 310e2ed399ed0246379c44f8f8e524e5e41324d2f14ac2b5344db4e7c17456cc
[INFO] running `"docker" "start" "-a" "310e2ed399ed0246379c44f8f8e524e5e41324d2f14ac2b5344db4e7c17456cc"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.09s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/rat-8abbdb0ef84a45b1
[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" "310e2ed399ed0246379c44f8f8e524e5e41324d2f14ac2b5344db4e7c17456cc"`
[INFO] running `"docker" "rm" "-f" "310e2ed399ed0246379c44f8f8e524e5e41324d2f14ac2b5344db4e7c17456cc"`
[INFO] [stdout] 310e2ed399ed0246379c44f8f8e524e5e41324d2f14ac2b5344db4e7c17456cc