[INFO] cloning repository https://github.com/k3d3/Roam
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/k3d3/Roam" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fk3d3%2FRoam", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fk3d3%2FRoam'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 46ad5b2474881327998af51f011b83fdfa7260b9
[INFO] testing k3d3/Roam against 1.49.0 for beta-1.50-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fk3d3%2FRoam" "/workspace/builds/worker-14/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-14/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/k3d3/Roam 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 git repo https://github.com/k3d3/Roam
[INFO] finished tweaking git repo https://github.com/k3d3/Roam
[INFO] tweaked toml for git repo https://github.com/k3d3/Roam written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] crate git repo https://github.com/k3d3/Roam 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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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] 040e7778959496ed21982013220512a69c6a5b3b2b8beb5b2c44811d932b13e2
[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" "040e7778959496ed21982013220512a69c6a5b3b2b8beb5b2c44811d932b13e2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "040e7778959496ed21982013220512a69c6a5b3b2b8beb5b2c44811d932b13e2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "040e7778959496ed21982013220512a69c6a5b3b2b8beb5b2c44811d932b13e2", kill_on_drop: false }`
[INFO] [stdout] 040e7778959496ed21982013220512a69c6a5b3b2b8beb5b2c44811d932b13e2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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] 9890a733e53f6c2fd4d444626f3309814b479e4b6a4ff6b73465c13dc6130051
[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" "9890a733e53f6c2fd4d444626f3309814b479e4b6a4ff6b73465c13dc6130051", kill_on_drop: false }`
[INFO] [stderr]    Compiling gcc v0.3.43
[INFO] [stderr]    Compiling serde v0.9.11
[INFO] [stderr]    Compiling bitflags v0.8.0
[INFO] [stderr]    Compiling rustc-serialize v0.3.22
[INFO] [stderr]    Compiling time v0.1.36
[INFO] [stderr]    Compiling term_size v0.2.3
[INFO] [stderr]    Compiling net2 v0.2.27
[INFO] [stderr]    Compiling futures v0.1.10
[INFO] [stderr]    Compiling base64 v0.4.0
[INFO] [stderr]    Compiling syn v0.11.9
[INFO] [stderr]    Compiling clap v2.21.1
[INFO] [stderr]    Compiling mio v0.6.4
[INFO] [stderr]    Compiling backtrace-sys v0.1.10
[INFO] [stderr]    Compiling rust-crypto v0.2.36
[INFO] [stderr]    Compiling serde_codegen_internals v0.14.1
[INFO] [stderr]    Compiling tokio-service v0.1.0
[INFO] [stderr]    Compiling tokio-core v0.1.4
[INFO] [stderr]    Compiling serde_derive v0.9.11
[INFO] [stderr]    Compiling tokio-proto v0.1.0
[INFO] [stderr]    Compiling serde_json v0.9.9
[INFO] [stderr]    Compiling backtrace v0.3.0
[INFO] [stderr]    Compiling error-chain v0.10.0
[INFO] [stderr]    Compiling roam v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: associated function is never used: `to_json`
[INFO] [stdout]   --> src/network_config.rs:52:12
[INFO] [stdout]    |
[INFO] [stdout] 52 |     pub fn to_json(&self) -> Result<String> {
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `to_pretty_json`
[INFO] [stdout]   --> src/network_config.rs:56:12
[INFO] [stdout]    |
[INFO] [stdout] 56 |     pub fn to_pretty_json(&self) -> Result<String> {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 30.30s
[INFO] running `Command { std: "docker" "inspect" "9890a733e53f6c2fd4d444626f3309814b479e4b6a4ff6b73465c13dc6130051", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9890a733e53f6c2fd4d444626f3309814b479e4b6a4ff6b73465c13dc6130051", kill_on_drop: false }`
[INFO] [stdout] 9890a733e53f6c2fd4d444626f3309814b479e4b6a4ff6b73465c13dc6130051
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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] bcdcfb73708cf00501bb2aaae890b7cc79eec081b9b46d79dba31ebfc2bd6298
[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" "bcdcfb73708cf00501bb2aaae890b7cc79eec081b9b46d79dba31ebfc2bd6298", kill_on_drop: false }`
[INFO] [stderr]    Compiling roam v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: associated function is never used: `to_pretty_json`
[INFO] [stdout]   --> src/network_config.rs:56:12
[INFO] [stdout]    |
[INFO] [stdout] 56 |     pub fn to_pretty_json(&self) -> Result<String> {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.46s
[INFO] running `Command { std: "docker" "inspect" "bcdcfb73708cf00501bb2aaae890b7cc79eec081b9b46d79dba31ebfc2bd6298", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bcdcfb73708cf00501bb2aaae890b7cc79eec081b9b46d79dba31ebfc2bd6298", kill_on_drop: false }`
[INFO] [stdout] bcdcfb73708cf00501bb2aaae890b7cc79eec081b9b46d79dba31ebfc2bd6298
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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] 192f5a78e1c8ebfa827d66375183625500c4b0121f1241d64ccecdd49b47cff0
[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" "192f5a78e1c8ebfa827d66375183625500c4b0121f1241d64ccecdd49b47cff0", kill_on_drop: false }`
[INFO] [stderr] warning: associated function is never used: `to_pretty_json`
[INFO] [stderr]   --> src/network_config.rs:56:12
[INFO] [stderr]    |
[INFO] [stderr] 56 |     pub fn to_pretty_json(&self) -> Result<String> {
[INFO] [stderr]    |            ^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.08s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/roam-95b2e86a5253db17
[INFO] [stdout] 
[INFO] [stdout] running 11 tests
[INFO] [stdout] test network_config::test::serialize_ip_cidr ... ok
[INFO] [stdout] test network_config::test::deserialize_network_key ... ok
[INFO] [stdout] test network_config::test::serialize_network_key ... ok
[INFO] [stdout] test network_config::test::serialize_network_config_v6 ... ok
[INFO] [stdout] test network_config::test::serialize_network_config_v4 ... ok
[INFO] [stdout] test network_config::test::serialize_ip_cidr_v6 ... ok
[INFO] [stdout] test network_config::test::generate_network_key_with_rng ... ok
[INFO] [stdout] test network_config::test::serialize_ip_cidr_fail_cidr_v6 ... ok
[INFO] [stdout] test network_config::test::deserialize_network_key_fail_1 ... ok
[INFO] [stdout] test network_config::test::deserialize_network_key_fail_2 ... ok
[INFO] [stdout] test network_config::test::serialize_ip_cidr_fail_cidr_v4 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 11 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "192f5a78e1c8ebfa827d66375183625500c4b0121f1241d64ccecdd49b47cff0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "192f5a78e1c8ebfa827d66375183625500c4b0121f1241d64ccecdd49b47cff0", kill_on_drop: false }`
[INFO] [stdout] 192f5a78e1c8ebfa827d66375183625500c4b0121f1241d64ccecdd49b47cff0