[INFO] fetching crate meio-protocol 0.97.0...
[INFO] testing meio-protocol-0.97.0 against 1.59.0 for beta-1.60-1
[INFO] extracting crate meio-protocol 0.97.0 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate meio-protocol 0.97.0 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 meio-protocol 0.97.0
[INFO] finished tweaking crates.io crate meio-protocol 0.97.0
[INFO] tweaked toml for crates.io crate meio-protocol 0.97.0 written to /workspace/builds/worker-0/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] 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-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" "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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 466467ea8db2397776da4d20297f473dcb9a524f92ea2dcd1c7caf5f46701c49
[INFO] running `Command { std: "docker" "start" "-a" "466467ea8db2397776da4d20297f473dcb9a524f92ea2dcd1c7caf5f46701c49", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "466467ea8db2397776da4d20297f473dcb9a524f92ea2dcd1c7caf5f46701c49", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "466467ea8db2397776da4d20297f473dcb9a524f92ea2dcd1c7caf5f46701c49", kill_on_drop: false }`
[INFO] [stdout] 466467ea8db2397776da4d20297f473dcb9a524f92ea2dcd1c7caf5f46701c49
[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" "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] d8e127ffe7ac21daac3072f0e5fb2ff632fe9a6d1a0316626006e3ed13abbfe3
[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" "d8e127ffe7ac21daac3072f0e5fb2ff632fe9a6d1a0316626006e3ed13abbfe3", 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] [stderr]    Compiling meio-protocol v0.97.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.70s
[INFO] running `Command { std: "docker" "inspect" "d8e127ffe7ac21daac3072f0e5fb2ff632fe9a6d1a0316626006e3ed13abbfe3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d8e127ffe7ac21daac3072f0e5fb2ff632fe9a6d1a0316626006e3ed13abbfe3", kill_on_drop: false }`
[INFO] [stdout] d8e127ffe7ac21daac3072f0e5fb2ff632fe9a6d1a0316626006e3ed13abbfe3
[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" "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] [stdout] e79745661a3688472b09ccf4f07f7cd7307f1b6c6bb0083ac2e4ab920f95a1f4
[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" "e79745661a3688472b09ccf4f07f7cd7307f1b6c6bb0083ac2e4ab920f95a1f4", kill_on_drop: false }`
[INFO] [stderr]    Compiling meio-protocol v0.97.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.89s
[INFO] running `Command { std: "docker" "inspect" "e79745661a3688472b09ccf4f07f7cd7307f1b6c6bb0083ac2e4ab920f95a1f4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e79745661a3688472b09ccf4f07f7cd7307f1b6c6bb0083ac2e4ab920f95a1f4", kill_on_drop: false }`
[INFO] [stdout] e79745661a3688472b09ccf4f07f7cd7307f1b6c6bb0083ac2e4ab920f95a1f4
[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" "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] [stdout] 46e3a91e5ac0cc2af6bfe8c2fdf576bb02337f00f9b9b9bc8aa6a42659cb5cd5
[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" "46e3a91e5ac0cc2af6bfe8c2fdf576bb02337f00f9b9b9bc8aa6a42659cb5cd5", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/meio_protocol-f8523eaacffeb5e1)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests meio-protocol
[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" "46e3a91e5ac0cc2af6bfe8c2fdf576bb02337f00f9b9b9bc8aa6a42659cb5cd5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "46e3a91e5ac0cc2af6bfe8c2fdf576bb02337f00f9b9b9bc8aa6a42659cb5cd5", kill_on_drop: false }`
[INFO] [stdout] 46e3a91e5ac0cc2af6bfe8c2fdf576bb02337f00f9b9b9bc8aa6a42659cb5cd5