[INFO] updating cached repository https://github.com/hoodie/peerchat
[INFO] running `Command { std: "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", kill_on_drop: false }`
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f201851cdb0bd7d28831ee9cb58213f72f2b8ee7
[INFO] testing hoodie/peerchat against beta-2020-07-24 for beta-1.46-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhoodie%2Fpeerchat" "/workspace/builds/worker-1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/hoodie/peerchat on toolchain beta-2020-07-24
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/hoodie/peerchat
[INFO] finished tweaking git repo https://github.com/hoodie/peerchat
[INFO] tweaked toml for git repo https://github.com/hoodie/peerchat written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate git repo https://github.com/hoodie/peerchat already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b3dcb686844cc4d13f6437d8b2727d56c79f36ee69d835ed29ef5649eb84e3ff
[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" "b3dcb686844cc4d13f6437d8b2727d56c79f36ee69d835ed29ef5649eb84e3ff", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b3dcb686844cc4d13f6437d8b2727d56c79f36ee69d835ed29ef5649eb84e3ff", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b3dcb686844cc4d13f6437d8b2727d56c79f36ee69d835ed29ef5649eb84e3ff", kill_on_drop: false }`
[INFO] [stdout] b3dcb686844cc4d13f6437d8b2727d56c79f36ee69d835ed29ef5649eb84e3ff
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 10d0c20147badf4f3e2b9f06deb9fd7076db82ca8ea5053ad61843b2781556ba
[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" "10d0c20147badf4f3e2b9f06deb9fd7076db82ca8ea5053ad61843b2781556ba", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.33
[INFO] [stderr]    Compiling serde v1.0.21
[INFO] [stderr]    Compiling serde_derive_internals v0.17.0
[INFO] [stderr]    Compiling memchr v1.0.2
[INFO] [stderr]    Compiling aho-corasick v0.6.3
[INFO] [stderr]    Compiling regex v0.2.2
[INFO] [stderr]    Compiling serde_derive v1.0.21
[INFO] [stderr]    Compiling env_logger v0.4.3
[INFO] [stderr]    Compiling serde_json v1.0.6
[INFO] [stderr]    Compiling peerchat v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 21.02s
[INFO] running `Command { std: "docker" "inspect" "10d0c20147badf4f3e2b9f06deb9fd7076db82ca8ea5053ad61843b2781556ba", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "10d0c20147badf4f3e2b9f06deb9fd7076db82ca8ea5053ad61843b2781556ba", kill_on_drop: false }`
[INFO] [stdout] 10d0c20147badf4f3e2b9f06deb9fd7076db82ca8ea5053ad61843b2781556ba
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3f14e9137c831cde6eb7d53072a675bc6fde4f7f77196abd6c4018b3a9df8d44
[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" "3f14e9137c831cde6eb7d53072a675bc6fde4f7f77196abd6c4018b3a9df8d44", kill_on_drop: false }`
[INFO] [stderr]    Compiling peerchat v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `name`
[INFO] [stdout]   --> examples/server.rs:68:30
[INFO] [stdout]    |
[INFO] [stdout] 68 |             Message::Message{ref name, ref payload, address} => {
[INFO] [stdout]    |                              ^^^^^^^^ help: try ignoring the field: `name: _`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `msg`
[INFO] [stdout]   --> examples/server.rs:81:14
[INFO] [stdout]    |
[INFO] [stdout] 81 | fn broadcast(msg: &str, receivers: &[SocketAddr]) {
[INFO] [stdout]    |              ^^^ help: if this is intentional, prefix it with an underscore: `_msg`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `receivers`
[INFO] [stdout]   --> examples/server.rs:81:25
[INFO] [stdout]    |
[INFO] [stdout] 81 | fn broadcast(msg: &str, receivers: &[SocketAddr]) {
[INFO] [stdout]    |                         ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_receivers`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `broadcast`
[INFO] [stdout]   --> examples/server.rs:81:4
[INFO] [stdout]    |
[INFO] [stdout] 81 | fn broadcast(msg: &str, receivers: &[SocketAddr]) {
[INFO] [stdout]    |    ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 5.64s
[INFO] running `Command { std: "docker" "inspect" "3f14e9137c831cde6eb7d53072a675bc6fde4f7f77196abd6c4018b3a9df8d44", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3f14e9137c831cde6eb7d53072a675bc6fde4f7f77196abd6c4018b3a9df8d44", kill_on_drop: false }`
[INFO] [stdout] 3f14e9137c831cde6eb7d53072a675bc6fde4f7f77196abd6c4018b3a9df8d44
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 4f3891e25ba296ab1e0bed6bcce36fadd8a1976d2741803d9d49943bc88ef531
[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" "4f3891e25ba296ab1e0bed6bcce36fadd8a1976d2741803d9d49943bc88ef531", kill_on_drop: false }`
[INFO] [stderr] warning: unused variable: `name`
[INFO] [stderr]   --> examples/server.rs:68:30
[INFO] [stderr]    |
[INFO] [stderr] 68 |             Message::Message{ref name, ref payload, address} => {
[INFO] [stderr]    |                              ^^^^^^^^ help: try ignoring the field: `name: _`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `msg`
[INFO] [stderr]   --> examples/server.rs:81:14
[INFO] [stderr]    |
[INFO] [stderr] 81 | fn broadcast(msg: &str, receivers: &[SocketAddr]) {
[INFO] [stderr]    |              ^^^ help: if this is intentional, prefix it with an underscore: `_msg`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `receivers`
[INFO] [stderr]   --> examples/server.rs:81:25
[INFO] [stderr]    |
[INFO] [stderr] 81 | fn broadcast(msg: &str, receivers: &[SocketAddr]) {
[INFO] [stderr]    |                         ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_receivers`
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `broadcast`
[INFO] [stderr]   --> examples/server.rs:81:4
[INFO] [stderr]    |
[INFO] [stderr] 81 | fn broadcast(msg: &str, receivers: &[SocketAddr]) {
[INFO] [stderr]    |    ^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 4 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.10s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/peerchat-d4627e33fe2a767d
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stderr]    Doc-tests peerchat
[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" "4f3891e25ba296ab1e0bed6bcce36fadd8a1976d2741803d9d49943bc88ef531", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4f3891e25ba296ab1e0bed6bcce36fadd8a1976d2741803d9d49943bc88ef531", kill_on_drop: false }`
[INFO] [stdout] 4f3891e25ba296ab1e0bed6bcce36fadd8a1976d2741803d9d49943bc88ef531