[INFO] crate rtt 0.4.4 is already in cache
[INFO] testing rtt-0.4.4 against 1.44.0 for beta-1.45-1
[INFO] extracting crate rtt 0.4.4 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate rtt 0.4.4 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 rtt 0.4.4
[INFO] finished tweaking crates.io crate rtt 0.4.4
[INFO] tweaked toml for crates.io crate rtt 0.4.4 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] dacc29d73f6bfbcc02f19af1790f81c59c92fd1d79287c3f65faf7d4ee5456f5
[INFO] running `"docker" "start" "-a" "dacc29d73f6bfbcc02f19af1790f81c59c92fd1d79287c3f65faf7d4ee5456f5"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling rtt v0.4.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.42s
[INFO] running `"docker" "inspect" "dacc29d73f6bfbcc02f19af1790f81c59c92fd1d79287c3f65faf7d4ee5456f5"`
[INFO] running `"docker" "rm" "-f" "dacc29d73f6bfbcc02f19af1790f81c59c92fd1d79287c3f65faf7d4ee5456f5"`
[INFO] [stdout] dacc29d73f6bfbcc02f19af1790f81c59c92fd1d79287c3f65faf7d4ee5456f5
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] b7754c5c225fb0d5dc2a43a2b9e594e88643cd05bc20f6d7fe042b46593425d5
[INFO] running `"docker" "start" "-a" "b7754c5c225fb0d5dc2a43a2b9e594e88643cd05bc20f6d7fe042b46593425d5"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling rtt v0.4.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.94s
[INFO] running `"docker" "inspect" "b7754c5c225fb0d5dc2a43a2b9e594e88643cd05bc20f6d7fe042b46593425d5"`
[INFO] running `"docker" "rm" "-f" "b7754c5c225fb0d5dc2a43a2b9e594e88643cd05bc20f6d7fe042b46593425d5"`
[INFO] [stdout] b7754c5c225fb0d5dc2a43a2b9e594e88643cd05bc20f6d7fe042b46593425d5
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] 47536dac82057117e3347f88e575a7dd69f6b85cfa0a1a38cb7f976a9f07d256
[INFO] running `"docker" "start" "-a" "47536dac82057117e3347f88e575a7dd69f6b85cfa0a1a38cb7f976a9f07d256"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/rtt-79f43e22238ae6e0
[INFO] [stderr]    Doc-tests rtt
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test tests::skeleton ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 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" "47536dac82057117e3347f88e575a7dd69f6b85cfa0a1a38cb7f976a9f07d256"`
[INFO] running `"docker" "rm" "-f" "47536dac82057117e3347f88e575a7dd69f6b85cfa0a1a38cb7f976a9f07d256"`
[INFO] [stdout] 47536dac82057117e3347f88e575a7dd69f6b85cfa0a1a38cb7f976a9f07d256