[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 try#613d1972a772987ed4ee06faccbab0e2fc839871+rustflags=-Copt-level=3 for pr-107051
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fk3d3%2FRoam" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/k3d3/Roam on toolchain 613d1972a772987ed4ee06faccbab0e2fc839871
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+613d1972a772987ed4ee06faccbab0e2fc839871" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", 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-5-tc2/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: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+613d1972a772987ed4ee06faccbab0e2fc839871" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/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@sha256:7c93e6f9a94679f34221d1005849d4c83862f85b14a264fa0883942f4d043a66" "/opt/rustwide/cargo-home/bin/cargo" "+613d1972a772987ed4ee06faccbab0e2fc839871" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f6ae28dd0c3efe6e7c6f87368e49dd30d84c31b2c6c4de95208f06fdf8dfacf7
[INFO] running `Command { std: "docker" "start" "-a" "f6ae28dd0c3efe6e7c6f87368e49dd30d84c31b2c6c4de95208f06fdf8dfacf7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f6ae28dd0c3efe6e7c6f87368e49dd30d84c31b2c6c4de95208f06fdf8dfacf7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f6ae28dd0c3efe6e7c6f87368e49dd30d84c31b2c6c4de95208f06fdf8dfacf7", kill_on_drop: false }`
[INFO] [stdout] f6ae28dd0c3efe6e7c6f87368e49dd30d84c31b2c6c4de95208f06fdf8dfacf7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/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=forbid -Copt-level=3" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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@sha256:7c93e6f9a94679f34221d1005849d4c83862f85b14a264fa0883942f4d043a66" "/opt/rustwide/cargo-home/bin/cargo" "+613d1972a772987ed4ee06faccbab0e2fc839871" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 71082b16ca3f58675a9366e16106560cd0c1f77989e85a0f2b6e1fda3210375a
[INFO] running `Command { std: "docker" "start" "-a" "71082b16ca3f58675a9366e16106560cd0c1f77989e85a0f2b6e1fda3210375a", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.21
[INFO] [stderr]    Compiling winapi-build v0.1.1
[INFO] [stderr]    Compiling gcc v0.3.43
[INFO] [stderr]    Compiling cfg-if v0.1.0
[INFO] [stderr]    Compiling log v0.3.7
[INFO] [stderr]    Compiling unicode-xid v0.0.4
[INFO] [stderr]    Compiling winapi v0.2.8
[INFO] [stderr]    Compiling backtrace v0.3.0
[INFO] [stderr]    Compiling quote v0.3.15
[INFO] [stderr]    Compiling synom v0.11.3
[INFO] [stderr]    Compiling slab v0.3.0
[INFO] [stderr]    Compiling futures v0.1.10
[INFO] [stderr]    Compiling lazycell v0.4.0
[INFO] [stderr]    Compiling syn v0.11.9
[INFO] [stderr]    Compiling dbghelp-sys v0.2.0
[INFO] [stderr]    Compiling kernel32-sys v0.2.2
[INFO] [stderr]    Compiling net2 v0.2.27
[INFO] [stderr]    Compiling rand v0.3.15
[INFO] [stderr]    Compiling scoped-tls v0.1.0
[INFO] [stderr]    Compiling rustc-demangle v0.1.4
[INFO] [stderr]    Compiling term_size v0.2.3
[INFO] [stderr]    Compiling mio v0.6.4
[INFO] [stderr]    Compiling atty v0.2.2
[INFO] [stderr]    Compiling time v0.1.36
[INFO] [stderr]    Compiling unicode-segmentation v1.1.0
[INFO] [stderr]    Compiling byteorder v1.0.0
[INFO] [stderr]    Compiling bitflags v0.8.0
[INFO] [stderr]    Compiling vec_map v0.7.0
[INFO] [stderr]    Compiling num-traits v0.1.37
[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 rustc-serialize v0.3.22
[INFO] [stderr]    Compiling itoa v0.3.1
[INFO] [stderr]    Compiling strsim v0.6.0
[INFO] [stderr]    Compiling serde v0.9.11
[INFO] [stderr]    Compiling dtoa v0.4.1
[INFO] [stderr]    Compiling take v0.1.0
[INFO] [stderr]    Compiling smallvec v0.2.1
[INFO] [stderr]    Compiling tokio-proto v0.1.0
[INFO] [stderr]    Compiling backtrace-sys v0.1.10
[INFO] [stderr]    Compiling rust-crypto v0.2.36
[INFO] [stderr]    Compiling clap v2.21.1
[INFO] [stderr]    Compiling base64 v0.4.0
[INFO] [stderr]    Compiling serde_json v0.9.9
[INFO] [stderr]    Compiling serde_derive v0.9.11
[INFO] [stderr]    Compiling error-chain v0.10.0
[INFO] [stderr]    Compiling roam v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: associated function `to_json` is never used
[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 `to_pretty_json` is never used
[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 2m 41s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: rustc-serialize v0.3.22
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1`
[INFO] running `Command { std: "docker" "inspect" "71082b16ca3f58675a9366e16106560cd0c1f77989e85a0f2b6e1fda3210375a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "71082b16ca3f58675a9366e16106560cd0c1f77989e85a0f2b6e1fda3210375a", kill_on_drop: false }`
[INFO] [stdout] 71082b16ca3f58675a9366e16106560cd0c1f77989e85a0f2b6e1fda3210375a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/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=forbid -Copt-level=3" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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@sha256:7c93e6f9a94679f34221d1005849d4c83862f85b14a264fa0883942f4d043a66" "/opt/rustwide/cargo-home/bin/cargo" "+613d1972a772987ed4ee06faccbab0e2fc839871" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d0cd7f690e731b1e62c3e66157c6d515daf23734792d74a8a9409e589bfbed5f
[INFO] running `Command { std: "docker" "start" "-a" "d0cd7f690e731b1e62c3e66157c6d515daf23734792d74a8a9409e589bfbed5f", kill_on_drop: false }`
[INFO] [stderr]    Compiling roam v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: associated function `to_pretty_json` is never used
[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 1.96s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: rustc-serialize v0.3.22
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 2`
[INFO] running `Command { std: "docker" "inspect" "d0cd7f690e731b1e62c3e66157c6d515daf23734792d74a8a9409e589bfbed5f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d0cd7f690e731b1e62c3e66157c6d515daf23734792d74a8a9409e589bfbed5f", kill_on_drop: false }`
[INFO] [stdout] d0cd7f690e731b1e62c3e66157c6d515daf23734792d74a8a9409e589bfbed5f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/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=forbid -Copt-level=3" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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@sha256:7c93e6f9a94679f34221d1005849d4c83862f85b14a264fa0883942f4d043a66" "/opt/rustwide/cargo-home/bin/cargo" "+613d1972a772987ed4ee06faccbab0e2fc839871" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] f950f884d44eb70f233064fce10a8b15420745e7dc7a45123b702ab86c6dd77a
[INFO] running `Command { std: "docker" "start" "-a" "f950f884d44eb70f233064fce10a8b15420745e7dc7a45123b702ab86c6dd77a", kill_on_drop: false }`
[INFO] [stderr] warning: associated function `to_pretty_json` is never used
[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: `roam` (bin "roam" test) generated 1 warning
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: rustc-serialize v0.3.22
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 3`
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/roam-55eae9576ccba5f9)
[INFO] [stdout] 
[INFO] [stdout] running 11 tests
[INFO] [stdout] test network_config::test::generate_network_key_with_rng ... ok
[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_ip_cidr_v6 ... 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_network_key ... ok
[INFO] [stderr] error: test failed, to rerun pass `--bin roam`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/deps/roam-55eae9576ccba5f9` (signal: 11, SIGSEGV: invalid memory reference)
[INFO] running `Command { std: "docker" "inspect" "f950f884d44eb70f233064fce10a8b15420745e7dc7a45123b702ab86c6dd77a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f950f884d44eb70f233064fce10a8b15420745e7dc7a45123b702ab86c6dd77a", kill_on_drop: false }`
[INFO] [stdout] f950f884d44eb70f233064fce10a8b15420745e7dc7a45123b702ab86c6dd77a