[INFO] updating cached repository https://github.com/serbe/rss
[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] 84767f9716e1720c8be89ef5a830d20ba49120a8
[INFO] testing serbe/rss against beta-2020-06-03 for beta-1.45-1
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fserbe%2Frss" "/workspace/builds/worker-9/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-9/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/serbe/rss on toolchain beta-2020-06-03
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/serbe/rss
[INFO] finished tweaking git repo https://github.com/serbe/rss
[INFO] tweaked toml for git repo https://github.com/serbe/rss written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] crate git repo https://github.com/serbe/rss already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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=warn" "-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" "+beta-2020-06-03" "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] 0a3ec7bcb9268e8a919a16e79fd619bb490041ab6b1222bed7eaac8be0c3073b
[INFO] running `"docker" "start" "-a" "0a3ec7bcb9268e8a919a16e79fd619bb490041ab6b1222bed7eaac8be0c3073b"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling libc v0.2.62
[INFO] [stderr]    Compiling proc-macro2 v1.0.4
[INFO] [stderr]    Compiling constant_time_eq v0.1.4
[INFO] [stderr]    Compiling fallible-iterator v0.1.6
[INFO] [stderr]    Compiling bincode v1.2.0
[INFO] [stderr]    Compiling tokio-sync v0.1.6
[INFO] [stderr]    Compiling stringprep v0.1.2
[INFO] [stderr]    Compiling backtrace-sys v0.1.31
[INFO] [stderr]    Compiling base64 v0.6.0
[INFO] [stderr]    Compiling generic-array v0.9.0
[INFO] [stderr]    Compiling openssl v0.10.24
[INFO] [stderr]    Compiling native-tls v0.2.3
[INFO] [stderr]    Compiling crossbeam-epoch v0.7.2
[INFO] [stderr]    Compiling digest v0.7.6
[INFO] [stderr]    Compiling crypto-mac v0.5.2
[INFO] [stderr]    Compiling sha2 v0.7.1
[INFO] [stderr]    Compiling hmac v0.5.0
[INFO] [stderr]    Compiling crossbeam-deque v0.7.1
[INFO] [stderr]    Compiling crossbeam v0.7.2
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]    Compiling syn v1.0.5
[INFO] [stderr]    Compiling iovec v0.1.2
[INFO] [stderr]    Compiling rand_os v0.1.3
[INFO] [stderr]    Compiling num_cpus v1.10.1
[INFO] [stderr]    Compiling net2 v0.2.33
[INFO] [stderr]    Compiling time v0.1.42
[INFO] [stderr]    Compiling openssl-sys v0.9.49
[INFO] [stderr]    Compiling rand v0.4.6
[INFO] [stderr]    Compiling parking_lot_core v0.6.2
[INFO] [stderr]    Compiling memchr v1.0.2
[INFO] [stderr]    Compiling fs2 v0.4.3
[INFO] [stderr]    Compiling atty v0.2.13
[INFO] [stderr]    Compiling flate2 v1.0.11
[INFO] [stderr]    Compiling socket2 v0.3.11
[INFO] [stderr]    Compiling socks v0.3.2
[INFO] [stderr]    Compiling backtrace v0.3.38
[INFO] [stderr]    Compiling env_logger v0.7.0
[INFO] [stderr]    Compiling futures-cpupool v0.1.8
[INFO] [stderr]    Compiling bytes v0.4.12
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling parking_lot v0.9.0
[INFO] [stderr]    Compiling mio v0.6.19
[INFO] [stderr]    Compiling cookie v0.12.0
[INFO] [stderr]    Compiling chrono v0.4.9
[INFO] [stderr]    Compiling error-chain v0.12.1
[INFO] [stderr]    Compiling failure v0.1.5
[INFO] [stderr]    Compiling tokio-io v0.1.12
[INFO] [stderr]    Compiling http v0.1.18
[INFO] [stderr]    Compiling string v0.2.1
[INFO] [stderr]    Compiling tokio-buf v0.1.1
[INFO] [stderr]    Compiling tokio-serde v0.3.0
[INFO] [stderr]    Compiling publicsuffix v1.5.3
[INFO] [stderr]    Compiling rand v0.3.23
[INFO] [stderr]    Compiling dotenv v0.14.1
[INFO] [stderr]    Compiling postgres-protocol v0.3.2
[INFO] [stderr]    Compiling tokio-codec v0.1.1
[INFO] [stderr]    Compiling mio-uds v0.6.7
[INFO] [stderr]    Compiling parking_lot_core v0.4.0
[INFO] [stderr]    Compiling tokio-threadpool v0.1.15
[INFO] [stderr]    Compiling uuid v0.7.4
[INFO] [stderr]    Compiling postgres-shared v0.4.2
[INFO] [stderr]    Compiling parking_lot v0.7.1
[INFO] [stderr]    Compiling tokio-fs v0.1.6
[INFO] [stderr]    Compiling tokio-reactor v0.1.9
[INFO] [stderr]    Compiling postgres v0.15.2
[INFO] [stderr]    Compiling tokio-tcp v0.1.3
[INFO] [stderr]    Compiling tokio-udp v0.1.5
[INFO] [stderr]    Compiling tokio-uds v0.2.5
[INFO] [stderr]    Compiling h2 v0.1.26
[INFO] [stderr]    Compiling http-body v0.1.0
[INFO] [stderr]    Compiling tokio v0.1.22
[INFO] [stderr]    Compiling serde_derive v1.0.101
[INFO] [stderr]    Compiling hyper v0.12.35
[INFO] [stderr]    Compiling hyper-tls v0.3.2
[INFO] [stderr]    Compiling serde v1.0.101
[INFO] [stderr]    Compiling serde_json v1.0.40
[INFO] [stderr]    Compiling serde_urlencoded v0.5.5
[INFO] [stderr]    Compiling serde_bytes v0.11.2
[INFO] [stderr]    Compiling pagecache v0.19.4
[INFO] [stderr]    Compiling cookie_store v0.7.0
[INFO] [stderr]    Compiling tokio-serde-json v0.2.0
[INFO] [stderr]    Compiling reqwest v0.9.20
[INFO] [stderr]    Compiling sled v0.28.0
[INFO] [stderr]    Compiling rusttest v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused variable: `srv_sender`
[INFO] [stderr]   --> src/server.rs:15:5
[INFO] [stderr]    |
[INFO] [stderr] 15 |     srv_sender: SndSrvExt,
[INFO] [stderr]    |     ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_srv_sender`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `srv_receiver`
[INFO] [stderr]   --> src/server.rs:16:5
[INFO] [stderr]    |
[INFO] [stderr] 16 |     srv_receiver: RcvSrvExt,
[INFO] [stderr]    |     ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_srv_receiver`
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Get`
[INFO] [stderr]   --> src/messages.rs:43:5
[INFO] [stderr]    |
[INFO] [stderr] 43 |     Get(PgGetter),
[INFO] [stderr]    |     ^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 3 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2m 16s
[INFO] running `"docker" "inspect" "0a3ec7bcb9268e8a919a16e79fd619bb490041ab6b1222bed7eaac8be0c3073b"`
[INFO] running `"docker" "rm" "-f" "0a3ec7bcb9268e8a919a16e79fd619bb490041ab6b1222bed7eaac8be0c3073b"`
[INFO] [stdout] 0a3ec7bcb9268e8a919a16e79fd619bb490041ab6b1222bed7eaac8be0c3073b
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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=warn" "-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" "+beta-2020-06-03" "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] cc0f2a9999c25d01ebf4ddd8de10c9ce230de9c9c318d740ede410129960df70
[INFO] running `"docker" "start" "-a" "cc0f2a9999c25d01ebf4ddd8de10c9ce230de9c9c318d740ede410129960df70"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling rusttest v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused variable: `srv_sender`
[INFO] [stderr]   --> src/server.rs:15:5
[INFO] [stderr]    |
[INFO] [stderr] 15 |     srv_sender: SndSrvExt,
[INFO] [stderr]    |     ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_srv_sender`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `srv_receiver`
[INFO] [stderr]   --> src/server.rs:16:5
[INFO] [stderr]    |
[INFO] [stderr] 16 |     srv_receiver: RcvSrvExt,
[INFO] [stderr]    |     ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_srv_receiver`
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Get`
[INFO] [stderr]   --> src/messages.rs:43:5
[INFO] [stderr]    |
[INFO] [stderr] 43 |     Get(PgGetter),
[INFO] [stderr]    |     ^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 3 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.24s
[INFO] running `"docker" "inspect" "cc0f2a9999c25d01ebf4ddd8de10c9ce230de9c9c318d740ede410129960df70"`
[INFO] running `"docker" "rm" "-f" "cc0f2a9999c25d01ebf4ddd8de10c9ce230de9c9c318d740ede410129960df70"`
[INFO] [stdout] cc0f2a9999c25d01ebf4ddd8de10c9ce230de9c9c318d740ede410129960df70
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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=warn" "-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" "+beta-2020-06-03" "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] 2cb08a61e43cb0cc6ce732518d90f46b05e0b277af6e2bbb022581b84d03f2a3
[INFO] running `"docker" "start" "-a" "2cb08a61e43cb0cc6ce732518d90f46b05e0b277af6e2bbb022581b84d03f2a3"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr] warning: unused variable: `srv_sender`
[INFO] [stderr]   --> src/server.rs:15:5
[INFO] [stderr]    |
[INFO] [stderr] 15 |     srv_sender: SndSrvExt,
[INFO] [stderr]    |     ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_srv_sender`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `srv_receiver`
[INFO] [stderr]   --> src/server.rs:16:5
[INFO] [stderr]    |
[INFO] [stderr] 16 |     srv_receiver: RcvSrvExt,
[INFO] [stderr]    |     ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_srv_receiver`
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Get`
[INFO] [stderr]   --> src/messages.rs:43:5
[INFO] [stderr]    |
[INFO] [stderr] 43 |     Get(PgGetter),
[INFO] [stderr]    |     ^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 3 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.35s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/rusttest-4f2c657038f31afd
[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" "2cb08a61e43cb0cc6ce732518d90f46b05e0b277af6e2bbb022581b84d03f2a3"`
[INFO] running `"docker" "rm" "-f" "2cb08a61e43cb0cc6ce732518d90f46b05e0b277af6e2bbb022581b84d03f2a3"`
[INFO] [stdout] 2cb08a61e43cb0cc6ce732518d90f46b05e0b277af6e2bbb022581b84d03f2a3