[INFO] cloning repository https://github.com/christian-smith/rust-udp-server
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/christian-smith/rust-udp-server" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fchristian-smith%2Frust-udp-server", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fchristian-smith%2Frust-udp-server'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ccb5ecd45c426c258b80dbf48e0be57022f225f7
[INFO] testing christian-smith/rust-udp-server against 1.55.0 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fchristian-smith%2Frust-udp-server" "/workspace/builds/worker-2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/christian-smith/rust-udp-server on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/christian-smith/rust-udp-server
[INFO] finished tweaking git repo https://github.com/christian-smith/rust-udp-server
[INFO] tweaked toml for git repo https://github.com/christian-smith/rust-udp-server written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/christian-smith/rust-udp-server already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] fd503fb24589b665b7aa83d80a97671b87c754ac83812de0d6a632fd3abecc7e
[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" "fd503fb24589b665b7aa83d80a97671b87c754ac83812de0d6a632fd3abecc7e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fd503fb24589b665b7aa83d80a97671b87c754ac83812de0d6a632fd3abecc7e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fd503fb24589b665b7aa83d80a97671b87c754ac83812de0d6a632fd3abecc7e", kill_on_drop: false }`
[INFO] [stdout] fd503fb24589b665b7aa83d80a97671b87c754ac83812de0d6a632fd3abecc7e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b2f2ec9ef1f9992782d72ebf44552dedf280783062fa6c39ef875201fc57e6d1
[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" "b2f2ec9ef1f9992782d72ebf44552dedf280783062fa6c39ef875201fc57e6d1", kill_on_drop: false }`
[INFO] [stderr]    Compiling typenum v1.5.2
[INFO] [stderr]    Compiling nodrop v0.1.9
[INFO] [stderr]    Compiling generic-array v0.7.2
[INFO] [stderr]    Compiling digest-buffer v0.3.1
[INFO] [stderr]    Compiling digest v0.5.2
[INFO] [stderr]    Compiling sha2 v0.5.2
[INFO] [stderr]    Compiling udp v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]   --> src/data.rs:81:62
[INFO] [stdout]    |
[INFO] [stdout] 81 |             offset = packet.offset + packet.data_size as u32;;
[INFO] [stdout]    |                                                              ^ help: remove this semicolon
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.66s
[INFO] running `Command { std: "docker" "inspect" "b2f2ec9ef1f9992782d72ebf44552dedf280783062fa6c39ef875201fc57e6d1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b2f2ec9ef1f9992782d72ebf44552dedf280783062fa6c39ef875201fc57e6d1", kill_on_drop: false }`
[INFO] [stdout] b2f2ec9ef1f9992782d72ebf44552dedf280783062fa6c39ef875201fc57e6d1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] de5a3e4f0ebf39bbea44df92c6415d46dd3bdeac6e4f12e15aa28807ebd70aa8
[INFO] running `Command { std: "docker" "start" "-a" "de5a3e4f0ebf39bbea44df92c6415d46dd3bdeac6e4f12e15aa28807ebd70aa8", kill_on_drop: false }`
[INFO] [stderr]    Compiling udp v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]   --> src/data.rs:81:62
[INFO] [stdout]    |
[INFO] [stdout] 81 |             offset = packet.offset + packet.data_size as u32;;
[INFO] [stdout]    |                                                              ^ help: remove this semicolon
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]   --> src/data.rs:81:62
[INFO] [stdout]    |
[INFO] [stdout] 81 |             offset = packet.offset + packet.data_size as u32;;
[INFO] [stdout]    |                                                              ^ help: remove this semicolon
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(redundant_semicolons)]` 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 1.18s
[INFO] running `Command { std: "docker" "inspect" "de5a3e4f0ebf39bbea44df92c6415d46dd3bdeac6e4f12e15aa28807ebd70aa8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "de5a3e4f0ebf39bbea44df92c6415d46dd3bdeac6e4f12e15aa28807ebd70aa8", kill_on_drop: false }`
[INFO] [stdout] de5a3e4f0ebf39bbea44df92c6415d46dd3bdeac6e4f12e15aa28807ebd70aa8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] e202e32219364093feac783683a095ef5fd6dd5649810e0ca53aa27f91d973fb
[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" "e202e32219364093feac783683a095ef5fd6dd5649810e0ca53aa27f91d973fb", kill_on_drop: false }`
[INFO] [stderr] warning: unnecessary trailing semicolon
[INFO] [stderr]   --> src/data.rs:81:62
[INFO] [stderr]    |
[INFO] [stderr] 81 |             offset = packet.offset + packet.data_size as u32;;
[INFO] [stderr]    |                                                              ^ help: remove this semicolon
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `udp` (lib) generated 1 warning
[INFO] [stderr] warning: `udp` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/udp-cbc0eb65e969aeb1)
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test data::tests::gaps ... ok
[INFO] [stdout] test data::tests::eof_flag ... ok
[INFO] [stdout] test data::tests::add_packet ... ok
[INFO] [stdout] test data::tests::sha256 ... ok
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/udp-ecd1d8f701ef2d33)
[INFO] [stdout] test data::tests::read_buffer ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[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; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/integration_tests.rs (/opt/rustwide/target/debug/deps/integration_tests-99f8af6bdddb73e4)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stderr]    Doc-tests udp
[INFO] [stdout] test udpserver_processes_packets ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr] warning: unnecessary trailing semicolon
[INFO] [stderr]   --> /opt/rustwide/workdir/src/data.rs:81:62
[INFO] [stderr]    |
[INFO] [stderr] 81 |             offset = packet.offset + packet.data_size as u32;;
[INFO] [stderr]    |                                                              ^ help: remove this semicolon
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[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; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "e202e32219364093feac783683a095ef5fd6dd5649810e0ca53aa27f91d973fb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e202e32219364093feac783683a095ef5fd6dd5649810e0ca53aa27f91d973fb", kill_on_drop: false }`
[INFO] [stdout] e202e32219364093feac783683a095ef5fd6dd5649810e0ca53aa27f91d973fb