[INFO] fetching crate metrics_server 0.1.0...
[INFO] testing metrics_server-0.1.0 against 1.59.0 for beta-1.60-1
[INFO] extracting crate metrics_server 0.1.0 into /workspace/builds/worker-10/source
[INFO] validating manifest of crates.io crate metrics_server 0.1.0 on toolchain 1.59.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate metrics_server 0.1.0
[INFO] finished tweaking crates.io crate metrics_server 0.1.0
[INFO] tweaked toml for crates.io crate metrics_server 0.1.0 written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "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" "+1.59.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6056676ae6dcd446e8457447cae4fed5e0e8b23ecd63d4ff30fae49d5b9c103d
[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" "6056676ae6dcd446e8457447cae4fed5e0e8b23ecd63d4ff30fae49d5b9c103d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6056676ae6dcd446e8457447cae4fed5e0e8b23ecd63d4ff30fae49d5b9c103d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6056676ae6dcd446e8457447cae4fed5e0e8b23ecd63d4ff30fae49d5b9c103d", kill_on_drop: false }`
[INFO] [stdout] 6056676ae6dcd446e8457447cae4fed5e0e8b23ecd63d4ff30fae49d5b9c103d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0c7a27d186defbe23d42567b2eaa1c5027dcbbb54e63d219bcd4c39b0a13e264
[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" "0c7a27d186defbe23d42567b2eaa1c5027dcbbb54e63d219bcd4c39b0a13e264", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling ascii v1.0.0
[INFO] [stderr]    Compiling time v0.3.7
[INFO] [stderr]    Compiling tiny_http v0.10.0
[INFO] [stderr]    Compiling metrics_server v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.34s
[INFO] running `Command { std: "docker" "inspect" "0c7a27d186defbe23d42567b2eaa1c5027dcbbb54e63d219bcd4c39b0a13e264", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0c7a27d186defbe23d42567b2eaa1c5027dcbbb54e63d219bcd4c39b0a13e264", kill_on_drop: false }`
[INFO] [stdout] 0c7a27d186defbe23d42567b2eaa1c5027dcbbb54e63d219bcd4c39b0a13e264
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "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] 3d5f64025fb5754eb2dca1cb8c7aa2728c0348498932989af6f1c257954e5069
[INFO] running `Command { std: "docker" "start" "-a" "3d5f64025fb5754eb2dca1cb8c7aa2728c0348498932989af6f1c257954e5069", kill_on_drop: false }`
[INFO] [stderr]    Compiling metrics_server v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.37s
[INFO] running `Command { std: "docker" "inspect" "3d5f64025fb5754eb2dca1cb8c7aa2728c0348498932989af6f1c257954e5069", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3d5f64025fb5754eb2dca1cb8c7aa2728c0348498932989af6f1c257954e5069", kill_on_drop: false }`
[INFO] [stdout] 3d5f64025fb5754eb2dca1cb8c7aa2728c0348498932989af6f1c257954e5069
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "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] 682d3b058d80337fc8d126c43e56e2981d358e01fdb18ecc971f125dd8151bd1
[INFO] running `Command { std: "docker" "start" "-a" "682d3b058d80337fc8d126c43e56e2981d358e01fdb18ecc971f125dd8151bd1", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.75s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/metrics_server-19de8a7834c7c6c1)
[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; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/server.rs (/opt/rustwide/target/debug/deps/server-5039e254d9207a58)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test test_server_serve - should panic ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests metrics_server
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test src/lib.rs - (line 12) ... ok
[INFO] [stdout] test src/server.rs - server::MetricsServer::serve (line 59) ... ok
[INFO] [stdout] test src/server.rs - server::MetricsServer::new (line 23) ... ok
[INFO] [stdout] test src/server.rs - server::MetricsServer::update (line 40) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.88s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "682d3b058d80337fc8d126c43e56e2981d358e01fdb18ecc971f125dd8151bd1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "682d3b058d80337fc8d126c43e56e2981d358e01fdb18ecc971f125dd8151bd1", kill_on_drop: false }`
[INFO] [stdout] 682d3b058d80337fc8d126c43e56e2981d358e01fdb18ecc971f125dd8151bd1