[INFO] fetching crate holen-http2 0.1.0...
[INFO] testing holen-http2-0.1.0 against 1.49.0 for beta-1.50-1
[INFO] extracting crate holen-http2 0.1.0 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate holen-http2 0.1.0 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 holen-http2 0.1.0
[INFO] finished tweaking crates.io crate holen-http2 0.1.0
[INFO] tweaked toml for crates.io crate holen-http2 0.1.0 written to /workspace/builds/worker-1/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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] cb3f2b63d571b4502e38d6e72411367b97f366644326cd7ad3d54cea2e0a7886
[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" "cb3f2b63d571b4502e38d6e72411367b97f366644326cd7ad3d54cea2e0a7886", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cb3f2b63d571b4502e38d6e72411367b97f366644326cd7ad3d54cea2e0a7886", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cb3f2b63d571b4502e38d6e72411367b97f366644326cd7ad3d54cea2e0a7886", kill_on_drop: false }`
[INFO] [stdout] cb3f2b63d571b4502e38d6e72411367b97f366644326cd7ad3d54cea2e0a7886
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] 3947f0bdf3b5097ab9054d30ca4c64ac65305aaabedae0c4d3367c5e5da69f90
[INFO] running `Command { std: "docker" "start" "-a" "3947f0bdf3b5097ab9054d30ca4c64ac65305aaabedae0c4d3367c5e5da69f90", kill_on_drop: false }`
[INFO] [stderr]    Compiling holen-http2 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.74s
[INFO] running `Command { std: "docker" "inspect" "3947f0bdf3b5097ab9054d30ca4c64ac65305aaabedae0c4d3367c5e5da69f90", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3947f0bdf3b5097ab9054d30ca4c64ac65305aaabedae0c4d3367c5e5da69f90", kill_on_drop: false }`
[INFO] [stdout] 3947f0bdf3b5097ab9054d30ca4c64ac65305aaabedae0c4d3367c5e5da69f90
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] b14dd6bf3f0b30ad3d376d2d228b73fb5982fd02ef5a790b43a5d62c2c31c5f4
[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" "b14dd6bf3f0b30ad3d376d2d228b73fb5982fd02ef5a790b43a5d62c2c31c5f4", kill_on_drop: false }`
[INFO] [stderr]    Compiling holen-http2 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.92s
[INFO] running `Command { std: "docker" "inspect" "b14dd6bf3f0b30ad3d376d2d228b73fb5982fd02ef5a790b43a5d62c2c31c5f4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b14dd6bf3f0b30ad3d376d2d228b73fb5982fd02ef5a790b43a5d62c2c31c5f4", kill_on_drop: false }`
[INFO] [stdout] b14dd6bf3f0b30ad3d376d2d228b73fb5982fd02ef5a790b43a5d62c2c31c5f4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] 00bd2b7e8cefe56c62b936d8ef8e04546147a4e946c48dc9e52896ea2167ca85
[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" "00bd2b7e8cefe56c62b936d8ef8e04546147a4e946c48dc9e52896ea2167ca85", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/holen_http2-f1cd541fde9c0047
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stderr]    Doc-tests holen-http2
[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] [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" "00bd2b7e8cefe56c62b936d8ef8e04546147a4e946c48dc9e52896ea2167ca85", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "00bd2b7e8cefe56c62b936d8ef8e04546147a4e946c48dc9e52896ea2167ca85", kill_on_drop: false }`
[INFO] [stdout] 00bd2b7e8cefe56c62b936d8ef8e04546147a4e946c48dc9e52896ea2167ca85