[INFO] fetching crate entrance_derive 0.3.0...
[INFO] testing entrance_derive-0.3.0 against 1.49.0 for beta-1.50-1
[INFO] extracting crate entrance_derive 0.3.0 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate entrance_derive 0.3.0 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 entrance_derive 0.3.0
[INFO] finished tweaking crates.io crate entrance_derive 0.3.0
[INFO] tweaked toml for crates.io crate entrance_derive 0.3.0 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] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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] [stdout] 2a9fe6f0f8118ff38cf8c3ae3e1d6d101affecc10faaec33a7d5992df1067672
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "2a9fe6f0f8118ff38cf8c3ae3e1d6d101affecc10faaec33a7d5992df1067672", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2a9fe6f0f8118ff38cf8c3ae3e1d6d101affecc10faaec33a7d5992df1067672", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2a9fe6f0f8118ff38cf8c3ae3e1d6d101affecc10faaec33a7d5992df1067672", kill_on_drop: false }`
[INFO] [stdout] 2a9fe6f0f8118ff38cf8c3ae3e1d6d101affecc10faaec33a7d5992df1067672
[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] [stdout] 18694ace4104e33cea4a2c3f1c518b44370a2bbe34e75fb801e593924723cdcd
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "18694ace4104e33cea4a2c3f1c518b44370a2bbe34e75fb801e593924723cdcd", kill_on_drop: false }`
[INFO] [stderr]    Compiling entrance_derive v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.57s
[INFO] running `Command { std: "docker" "inspect" "18694ace4104e33cea4a2c3f1c518b44370a2bbe34e75fb801e593924723cdcd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "18694ace4104e33cea4a2c3f1c518b44370a2bbe34e75fb801e593924723cdcd", kill_on_drop: false }`
[INFO] [stdout] 18694ace4104e33cea4a2c3f1c518b44370a2bbe34e75fb801e593924723cdcd
[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] [stdout] 74334e94086a9656982072bdc4db69fbfbd8118a89cd06e66ae8b5b006b9b02b
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "74334e94086a9656982072bdc4db69fbfbd8118a89cd06e66ae8b5b006b9b02b", kill_on_drop: false }`
[INFO] [stderr]    Compiling entrance_derive v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.93s
[INFO] running `Command { std: "docker" "inspect" "74334e94086a9656982072bdc4db69fbfbd8118a89cd06e66ae8b5b006b9b02b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "74334e94086a9656982072bdc4db69fbfbd8118a89cd06e66ae8b5b006b9b02b", kill_on_drop: false }`
[INFO] [stdout] 74334e94086a9656982072bdc4db69fbfbd8118a89cd06e66ae8b5b006b9b02b
[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] [stdout] 58ca6d0e4576fa68c77e18213cb8e9cf1ea8ccd41b7fcdf9c5122217719b0eac
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "58ca6d0e4576fa68c77e18213cb8e9cf1ea8ccd41b7fcdf9c5122217719b0eac", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/entrance_derive-d5f8ffee4148cfb0
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests entrance_derive
[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] [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" "58ca6d0e4576fa68c77e18213cb8e9cf1ea8ccd41b7fcdf9c5122217719b0eac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "58ca6d0e4576fa68c77e18213cb8e9cf1ea8ccd41b7fcdf9c5122217719b0eac", kill_on_drop: false }`
[INFO] [stdout] 58ca6d0e4576fa68c77e18213cb8e9cf1ea8ccd41b7fcdf9c5122217719b0eac