[INFO] cloning repository https://github.com/peachcloud/peach-stats
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/peachcloud/peach-stats" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpeachcloud%2Fpeach-stats", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpeachcloud%2Fpeach-stats'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 7936f3359cd0539ba2a60b746181c39411e6b943
[INFO] testing peachcloud/peach-stats against 1.49.0 for beta-1.50-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpeachcloud%2Fpeach-stats" "/workspace/builds/worker-13/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-13/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/peachcloud/peach-stats 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] removed /workspace/builds/worker-13/source/.cargo/config
[INFO] started tweaking git repo https://github.com/peachcloud/peach-stats
[INFO] finished tweaking git repo https://github.com/peachcloud/peach-stats
[INFO] tweaked toml for git repo https://github.com/peachcloud/peach-stats written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] crate git repo https://github.com/peachcloud/peach-stats already has a lockfile, it will not be regenerated
[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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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] b6b54b722db960659074762588b714a34841672fef87a7d6315f6197b498ab90
[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" "b6b54b722db960659074762588b714a34841672fef87a7d6315f6197b498ab90", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b6b54b722db960659074762588b714a34841672fef87a7d6315f6197b498ab90", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b6b54b722db960659074762588b714a34841672fef87a7d6315f6197b498ab90", kill_on_drop: false }`
[INFO] [stdout] b6b54b722db960659074762588b714a34841672fef87a7d6315f6197b498ab90
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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] 419b7315423a2bdebc19cc6b31cc69309822b086f36b4bd54f84090977512b21
[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" "419b7315423a2bdebc19cc6b31cc69309822b086f36b4bd54f84090977512b21", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.56
[INFO] [stderr]    Compiling radium v0.5.3
[INFO] [stderr]    Compiling lexical-core v0.7.4
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling arrayvec v0.5.2
[INFO] [stderr]    Compiling tap v1.0.0
[INFO] [stderr]    Compiling funty v1.1.0
[INFO] [stderr]    Compiling wyz v0.2.0
[INFO] [stderr]    Compiling bytesize v1.0.1
[INFO] [stderr]    Compiling standback v0.2.13
[INFO] [stderr]    Compiling nom v6.0.1
[INFO] [stderr]    Compiling lock_api v0.1.5
[INFO] [stderr]    Compiling bstr v0.2.14
[INFO] [stderr]    Compiling env_logger v0.6.2
[INFO] [stderr]    Compiling tokio-codec v0.1.2
[INFO] [stderr]    Compiling parking_lot_core v0.4.0
[INFO] [stderr]    Compiling tokio-fs v0.1.7
[INFO] [stderr]    Compiling tokio-udp v0.1.6
[INFO] [stderr]    Compiling tokio-uds v0.2.7
[INFO] [stderr]    Compiling parking_lot v0.7.1
[INFO] [stderr]    Compiling bitvec v0.19.4
[INFO] [stderr]    Compiling tokio v0.1.22
[INFO] [stderr]    Compiling globset v0.4.6
[INFO] [stderr]    Compiling hyper v0.12.35
[INFO] [stderr]    Compiling synstructure v0.12.4
[INFO] [stderr]    Compiling snafu-derive v0.4.4
[INFO] [stderr]    Compiling systemstat v0.1.6
[INFO] [stderr]    Compiling serde_derive v1.0.118
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]    Compiling time-macros-impl v0.1.1
[INFO] [stderr]    Compiling snafu v0.4.4
[INFO] [stderr]    Compiling failure v0.1.8
[INFO] [stderr]    Compiling time-macros v0.1.1
[INFO] [stderr]    Compiling time v0.2.23
[INFO] [stderr]    Compiling probes v0.3.0
[INFO] [stderr]    Compiling serde v1.0.118
[INFO] [stderr]    Compiling serde_json v1.0.61
[INFO] [stderr]    Compiling jsonrpc-core v11.0.0
[INFO] [stderr]    Compiling jsonrpc-pubsub v11.0.0
[INFO] [stderr]    Compiling jsonrpc-server-utils v11.0.0
[INFO] [stderr]    Compiling jsonrpc-core-client v11.0.0
[INFO] [stderr]    Compiling jsonrpc-test v11.0.0
[INFO] [stderr]    Compiling jsonrpc-http-server v11.0.0
[INFO] [stderr]    Compiling peach-stats v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2m 27s
[INFO] running `Command { std: "docker" "inspect" "419b7315423a2bdebc19cc6b31cc69309822b086f36b4bd54f84090977512b21", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "419b7315423a2bdebc19cc6b31cc69309822b086f36b4bd54f84090977512b21", kill_on_drop: false }`
[INFO] [stdout] 419b7315423a2bdebc19cc6b31cc69309822b086f36b4bd54f84090977512b21
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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] 3bc9fe6f051905f5560f4fa03e3703248fd8bbd0de5ab50b21e97b438dd01b67
[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" "3bc9fe6f051905f5560f4fa03e3703248fd8bbd0de5ab50b21e97b438dd01b67", kill_on_drop: false }`
[INFO] [stderr]    Compiling peach-stats v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `jsonrpc_core::ErrorCode`
[INFO] [stdout]   --> src/lib.rs:89:9
[INFO] [stdout]    |
[INFO] [stdout] 89 |     use jsonrpc_core::ErrorCode;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::io::Error as IoError`
[INFO] [stdout]   --> src/lib.rs:90:9
[INFO] [stdout]    |
[INFO] [stdout] 90 |     use std::io::Error as IoError;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::io::ErrorKind`
[INFO] [stdout]   --> src/lib.rs:91:9
[INFO] [stdout]    |
[INFO] [stdout] 91 |     use std::io::ErrorKind;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 6.59s
[INFO] running `Command { std: "docker" "inspect" "3bc9fe6f051905f5560f4fa03e3703248fd8bbd0de5ab50b21e97b438dd01b67", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3bc9fe6f051905f5560f4fa03e3703248fd8bbd0de5ab50b21e97b438dd01b67", kill_on_drop: false }`
[INFO] [stdout] 3bc9fe6f051905f5560f4fa03e3703248fd8bbd0de5ab50b21e97b438dd01b67
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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] 859499687e19002f33ac1a184f6adb3e3a46ad5bf3cf2c4b853a2b7407e8510f
[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" "859499687e19002f33ac1a184f6adb3e3a46ad5bf3cf2c4b853a2b7407e8510f", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `jsonrpc_core::ErrorCode`
[INFO] [stderr]   --> src/lib.rs:89:9
[INFO] [stderr]    |
[INFO] [stderr] 89 |     use jsonrpc_core::ErrorCode;
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::io::Error as IoError`
[INFO] [stderr]   --> src/lib.rs:90:9
[INFO] [stderr]    |
[INFO] [stderr] 90 |     use std::io::Error as IoError;
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::io::ErrorKind`
[INFO] [stderr]   --> src/lib.rs:91:9
[INFO] [stderr]    |
[INFO] [stderr] 91 |     use std::io::ErrorKind;
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 3 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.16s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/peach_stats-0dc05a28cb464918
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test tests::rpc_success ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/peach_stats-c0edb17cadaa7958
[INFO] [stderr]    Doc-tests peach-stats
[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] [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" "859499687e19002f33ac1a184f6adb3e3a46ad5bf3cf2c4b853a2b7407e8510f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "859499687e19002f33ac1a184f6adb3e3a46ad5bf3cf2c4b853a2b7407e8510f", kill_on_drop: false }`
[INFO] [stdout] 859499687e19002f33ac1a184f6adb3e3a46ad5bf3cf2c4b853a2b7407e8510f