[INFO] fetching crate mc_chat 0.3.0...
[INFO] testing mc_chat-0.3.0 against 1.60.0 for beta-1.61-1
[INFO] extracting crate mc_chat 0.3.0 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate mc_chat 0.3.0 on toolchain 1.60.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate mc_chat 0.3.0
[INFO] finished tweaking crates.io crate mc_chat 0.3.0
[INFO] tweaked toml for crates.io crate mc_chat 0.3.0 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "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] b0d1a6d9800f274969ca32aef08ff4cb6b60dee16a2f48c3cb171d33abf04faa
[INFO] running `Command { std: "docker" "start" "-a" "b0d1a6d9800f274969ca32aef08ff4cb6b60dee16a2f48c3cb171d33abf04faa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b0d1a6d9800f274969ca32aef08ff4cb6b60dee16a2f48c3cb171d33abf04faa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b0d1a6d9800f274969ca32aef08ff4cb6b60dee16a2f48c3cb171d33abf04faa", kill_on_drop: false }`
[INFO] [stdout] b0d1a6d9800f274969ca32aef08ff4cb6b60dee16a2f48c3cb171d33abf04faa
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "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] 6d87fadd6c2bba9582983c773ddd197abcff662cbba36f013dc205d93c1675bf
[INFO] running `Command { std: "docker" "start" "-a" "6d87fadd6c2bba9582983c773ddd197abcff662cbba36f013dc205d93c1675bf", kill_on_drop: false }`
[INFO] [stderr]    Compiling mc_chat v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.93s
[INFO] running `Command { std: "docker" "inspect" "6d87fadd6c2bba9582983c773ddd197abcff662cbba36f013dc205d93c1675bf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6d87fadd6c2bba9582983c773ddd197abcff662cbba36f013dc205d93c1675bf", kill_on_drop: false }`
[INFO] [stdout] 6d87fadd6c2bba9582983c773ddd197abcff662cbba36f013dc205d93c1675bf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "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] 0f27edd5be620d2adbd16b79f9e2de8b5d3575033a58be2d149301fe38162212
[INFO] running `Command { std: "docker" "start" "-a" "0f27edd5be620d2adbd16b79f9e2de8b5d3575033a58be2d149301fe38162212", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.136
[INFO] [stderr]    Compiling serde_json v1.0.79
[INFO] [stderr]    Compiling itoa v1.0.1
[INFO] [stderr]    Compiling mc_chat v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 12.23s
[INFO] running `Command { std: "docker" "inspect" "0f27edd5be620d2adbd16b79f9e2de8b5d3575033a58be2d149301fe38162212", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0f27edd5be620d2adbd16b79f9e2de8b5d3575033a58be2d149301fe38162212", kill_on_drop: false }`
[INFO] [stdout] 0f27edd5be620d2adbd16b79f9e2de8b5d3575033a58be2d149301fe38162212
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "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] b2747d29e03e26e44cb607a3fd5467c2bc3f90974f7cecde04470976c21f6324
[INFO] running `Command { std: "docker" "start" "-a" "b2747d29e03e26e44cb607a3fd5467c2bc3f90974f7cecde04470976c21f6324", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/mc_chat-f06030fde829db55)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests mc_chat
[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] [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] running `Command { std: "docker" "inspect" "b2747d29e03e26e44cb607a3fd5467c2bc3f90974f7cecde04470976c21f6324", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b2747d29e03e26e44cb607a3fd5467c2bc3f90974f7cecde04470976c21f6324", kill_on_drop: false }`
[INFO] [stdout] b2747d29e03e26e44cb607a3fd5467c2bc3f90974f7cecde04470976c21f6324