[INFO] fetching crate sapper_logger 0.2.0...
[INFO] testing sapper_logger-0.2.0 against 1.49.0 for beta-1.50-1
[INFO] extracting crate sapper_logger 0.2.0 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate sapper_logger 0.2.0 on toolchain 1.49.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate sapper_logger 0.2.0
[INFO] finished tweaking crates.io crate sapper_logger 0.2.0
[INFO] tweaked toml for crates.io crate sapper_logger 0.2.0 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 284d3f0b5dddd7c2669ad5c29ad9c51401f864937d0cc56624e77be61bb6186d
[INFO] running `Command { std: "docker" "start" "-a" "284d3f0b5dddd7c2669ad5c29ad9c51401f864937d0cc56624e77be61bb6186d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "284d3f0b5dddd7c2669ad5c29ad9c51401f864937d0cc56624e77be61bb6186d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "284d3f0b5dddd7c2669ad5c29ad9c51401f864937d0cc56624e77be61bb6186d", kill_on_drop: false }`
[INFO] [stdout] 284d3f0b5dddd7c2669ad5c29ad9c51401f864937d0cc56624e77be61bb6186d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "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" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] cdf95a9cc6cf9a147b060284af50de64c12993b78b706e52f0f4fcf3fd629925
[INFO] running `Command { std: "docker" "start" "-a" "cdf95a9cc6cf9a147b060284af50de64c12993b78b706e52f0f4fcf3fd629925", kill_on_drop: false }`
[INFO] [stderr]    Compiling traitobject v0.1.0
[INFO] [stderr]    Compiling safemem v0.3.3
[INFO] [stderr]    Compiling conduit-mime-types v0.7.3
[INFO] [stderr]    Compiling unicase v1.4.2
[INFO] [stderr]    Compiling env_logger v0.4.3
[INFO] [stderr]    Compiling unsafe-any v0.4.2
[INFO] [stderr]    Compiling base64 v0.9.3
[INFO] [stderr]    Compiling typemap v0.3.3
[INFO] [stderr]    Compiling hyper v0.10.16
[INFO] [stderr]    Compiling sapper v0.2.0
[INFO] [stderr]    Compiling sapper_logger v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 10.46s
[INFO] running `Command { std: "docker" "inspect" "cdf95a9cc6cf9a147b060284af50de64c12993b78b706e52f0f4fcf3fd629925", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cdf95a9cc6cf9a147b060284af50de64c12993b78b706e52f0f4fcf3fd629925", kill_on_drop: false }`
[INFO] [stdout] cdf95a9cc6cf9a147b060284af50de64c12993b78b706e52f0f4fcf3fd629925
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "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" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 352e3c5ddec6b13f031c37b05684943515fff7e7d74cb49ba58bde3aff1bb079
[INFO] running `Command { std: "docker" "start" "-a" "352e3c5ddec6b13f031c37b05684943515fff7e7d74cb49ba58bde3aff1bb079", kill_on_drop: false }`
[INFO] [stderr]    Compiling sapper_logger v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.38s
[INFO] running `Command { std: "docker" "inspect" "352e3c5ddec6b13f031c37b05684943515fff7e7d74cb49ba58bde3aff1bb079", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "352e3c5ddec6b13f031c37b05684943515fff7e7d74cb49ba58bde3aff1bb079", kill_on_drop: false }`
[INFO] [stdout] 352e3c5ddec6b13f031c37b05684943515fff7e7d74cb49ba58bde3aff1bb079
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "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" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 223d71ee92ae3e6bae03f39010299e2bb57b96e830b57acb755958987302e616
[INFO] running `Command { std: "docker" "start" "-a" "223d71ee92ae3e6bae03f39010299e2bb57b96e830b57acb755958987302e616", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/sapper_logger-fcff1bcdeaba26fe
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test tests::it_works ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests sapper_logger
[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 `Command { std: "docker" "inspect" "223d71ee92ae3e6bae03f39010299e2bb57b96e830b57acb755958987302e616", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "223d71ee92ae3e6bae03f39010299e2bb57b96e830b57acb755958987302e616", kill_on_drop: false }`
[INFO] [stdout] 223d71ee92ae3e6bae03f39010299e2bb57b96e830b57acb755958987302e616