[INFO] updating cached repository https://github.com/dsidor/rust-playground
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 49fe8cf62809153ee09ff20552db2c00b6ae007e
[INFO] testing dsidor/rust-playground against try#41997647ba6a77908f6ef64401414feb00bccf16 for pr-71274
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdsidor%2Frust-playground" "/workspace/builds/worker-0/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/dsidor/rust-playground on toolchain 41997647ba6a77908f6ef64401414feb00bccf16
[INFO] running `"/workspace/cargo-home/bin/cargo" "+41997647ba6a77908f6ef64401414feb00bccf16" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/dsidor/rust-playground
[INFO] finished tweaking git repo https://github.com/dsidor/rust-playground
[INFO] tweaked toml for git repo https://github.com/dsidor/rust-playground written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/dsidor/rust-playground already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+41997647ba6a77908f6ef64401414feb00bccf16" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+41997647ba6a77908f6ef64401414feb00bccf16" "build" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] bcef7e2b226746d94e36791e25fc46d625bacc0c92d3ca7272a9760a0556b32b
[INFO] running `"docker" "start" "-a" "bcef7e2b226746d94e36791e25fc46d625bacc0c92d3ca7272a9760a0556b32b"`
[INFO] [stderr]    Compiling libc v0.2.30
[INFO] [stderr]    Compiling cfg-if v0.1.2
[INFO] [stderr]    Compiling void v1.0.2
[INFO] [stderr]    Compiling bytes v0.2.11
[INFO] [stderr]    Compiling log v0.3.8
[INFO] [stderr]    Compiling nix v0.3.10
[INFO] [stderr]    Compiling winapi v0.1.23
[INFO] [stderr]    Compiling time v0.1.38
[INFO] [stderr]    Compiling nix v0.9.0
[INFO] [stderr]    Compiling mio v0.4.4
[INFO] [stderr]    Compiling ble-advs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused import: `ControlMessage`
[INFO] [stderr]  --> src/main.rs:8:54
[INFO] [stderr]   |
[INFO] [stderr] 8 | use nix::sys::socket::{CmsgSpace, recvmsg, MsgFlags, ControlMessage};
[INFO] [stderr]   |                                                      ^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `dump`
[INFO] [stderr]   --> src/main.rs:48:4
[INFO] [stderr]    |
[INFO] [stderr] 48 | fn dump<T>(d: &T) {
[INFO] [stderr]    |    ^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Out`
[INFO] [stderr]    --> src/main.rs:183:5
[INFO] [stderr]     |
[INFO] [stderr] 183 |     Out
[INFO] [stderr]     |     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 3 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 12.71s
[INFO] running `"docker" "inspect" "bcef7e2b226746d94e36791e25fc46d625bacc0c92d3ca7272a9760a0556b32b"`
[INFO] running `"docker" "rm" "-f" "bcef7e2b226746d94e36791e25fc46d625bacc0c92d3ca7272a9760a0556b32b"`
[INFO] [stdout] bcef7e2b226746d94e36791e25fc46d625bacc0c92d3ca7272a9760a0556b32b
[INFO] running `"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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+41997647ba6a77908f6ef64401414feb00bccf16" "test" "--frozen" "--no-run"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 31fe4410b2ca8b7ff88f9f9d4bc7dfe9495f7b68a3b39d26461ae04101f36be0
[INFO] running `"docker" "start" "-a" "31fe4410b2ca8b7ff88f9f9d4bc7dfe9495f7b68a3b39d26461ae04101f36be0"`
[INFO] [stderr]    Compiling ble-advs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused import: `ControlMessage`
[INFO] [stderr]  --> src/main.rs:8:54
[INFO] [stderr]   |
[INFO] [stderr] 8 | use nix::sys::socket::{CmsgSpace, recvmsg, MsgFlags, ControlMessage};
[INFO] [stderr]   |                                                      ^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `dump`
[INFO] [stderr]   --> src/main.rs:48:4
[INFO] [stderr]    |
[INFO] [stderr] 48 | fn dump<T>(d: &T) {
[INFO] [stderr]    |    ^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Out`
[INFO] [stderr]    --> src/main.rs:183:5
[INFO] [stderr]     |
[INFO] [stderr] 183 |     Out
[INFO] [stderr]     |     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 3 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.95s
[INFO] running `"docker" "inspect" "31fe4410b2ca8b7ff88f9f9d4bc7dfe9495f7b68a3b39d26461ae04101f36be0"`
[INFO] running `"docker" "rm" "-f" "31fe4410b2ca8b7ff88f9f9d4bc7dfe9495f7b68a3b39d26461ae04101f36be0"`
[INFO] [stdout] 31fe4410b2ca8b7ff88f9f9d4bc7dfe9495f7b68a3b39d26461ae04101f36be0
[INFO] running `"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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+41997647ba6a77908f6ef64401414feb00bccf16" "test" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 91016a8cdbebc6cdcf5636a12345e2c38710d3bfa18b7ec9fab3f8863ddce770
[INFO] running `"docker" "start" "-a" "91016a8cdbebc6cdcf5636a12345e2c38710d3bfa18b7ec9fab3f8863ddce770"`
[INFO] [stderr] warning: unused import: `ControlMessage`
[INFO] [stderr]  --> src/main.rs:8:54
[INFO] [stderr]   |
[INFO] [stderr] 8 | use nix::sys::socket::{CmsgSpace, recvmsg, MsgFlags, ControlMessage};
[INFO] [stderr]   |                                                      ^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `dump`
[INFO] [stderr]   --> src/main.rs:48:4
[INFO] [stderr]    |
[INFO] [stderr] 48 | fn dump<T>(d: &T) {
[INFO] [stderr]    |    ^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Out`
[INFO] [stderr]    --> src/main.rs:183:5
[INFO] [stderr]     |
[INFO] [stderr] 183 |     Out
[INFO] [stderr]     |     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 3 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.15s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/ble_advs-bb0e44410ff5827f
[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 `"docker" "inspect" "91016a8cdbebc6cdcf5636a12345e2c38710d3bfa18b7ec9fab3f8863ddce770"`
[INFO] running `"docker" "rm" "-f" "91016a8cdbebc6cdcf5636a12345e2c38710d3bfa18b7ec9fab3f8863ddce770"`
[INFO] [stdout] 91016a8cdbebc6cdcf5636a12345e2c38710d3bfa18b7ec9fab3f8863ddce770