[INFO] cloning repository https://github.com/naari3/kareki
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/naari3/kareki" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnaari3%2Fkareki", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnaari3%2Fkareki'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] a6a2906c6704be4d7ac5597b0d9f73964194f3a0
[INFO] checking naari3/kareki against try#b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b for pr-82781
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnaari3%2Fkareki" "/workspace/builds/worker-7/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/naari3/kareki on toolchain b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/naari3/kareki
[INFO] finished tweaking git repo https://github.com/naari3/kareki
[INFO] tweaked toml for git repo https://github.com/naari3/kareki written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/naari3/kareki already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded num v0.2.1
[INFO] [stderr]   Downloaded cc v1.0.52
[INFO] [stderr]   Downloaded block-cipher-trait v0.6.2
[INFO] [stderr]   Downloaded aes-soft v0.3.3
[INFO] [stderr]   Downloaded aesni v0.6.0
[INFO] [stderr]   Downloaded bufstream v0.1.4
[INFO] [stderr]   Downloaded schannel v0.1.18
[INFO] [stderr]   Downloaded pin-project-internal v0.4.13
[INFO] [stderr]   Downloaded encoding_rs v0.8.22
[INFO] [stderr]   Downloaded pin-project v0.4.13
[INFO] [stderr]   Downloaded num-complex v0.2.4
[INFO] [stderr]   Downloaded security-framework v0.4.3
[INFO] [stderr]   Downloaded proc-macro2 v1.0.12
[INFO] [stderr]   Downloaded aes v0.3.2
[INFO] [stderr]   Downloaded openssl-sys v0.9.55
[INFO] [stderr]   Downloaded stream-cipher v0.3.2
[INFO] [stderr]   Downloaded num-iter v0.1.40
[INFO] [stderr]   Downloaded hermit-abi v0.1.12
[INFO] [stderr]   Downloaded cfb8 v0.3.2
[INFO] [stderr]   Downloaded mojang-api v0.6.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "rustops/crates-build-env@sha256:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b" "metadata" "--no-deps" "--format-version=1", 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] b00195105c025fd2b39829270967910a843669d022626a5fef8bd2016c2b7305
[INFO] running `Command { std: "docker" "start" "-a" "b00195105c025fd2b39829270967910a843669d022626a5fef8bd2016c2b7305", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b00195105c025fd2b39829270967910a843669d022626a5fef8bd2016c2b7305", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b00195105c025fd2b39829270967910a843669d022626a5fef8bd2016c2b7305", kill_on_drop: false }`
[INFO] [stdout] b00195105c025fd2b39829270967910a843669d022626a5fef8bd2016c2b7305
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "-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" "rustops/crates-build-env@sha256:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b" "check" "--frozen" "--all" "--all-targets" "--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] 65dfe5bd953a8d555b52f0f459b1f0f622dbb8085fdede7505ef26e107e1e20f
[INFO] running `Command { std: "docker" "start" "-a" "65dfe5bd953a8d555b52f0f459b1f0f622dbb8085fdede7505ef26e107e1e20f", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling autocfg v1.0.0
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]    Compiling syn v1.0.18
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]    Compiling cc v1.0.52
[INFO] [stderr]     Checking slab v0.4.2
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking fnv v1.0.6
[INFO] [stderr]    Compiling version_check v0.9.1
[INFO] [stderr]     Checking itoa v0.4.5
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]    Compiling openssl v0.10.29
[INFO] [stderr]     Checking futures-task v0.3.4
[INFO] [stderr]     Checking smallvec v1.4.0
[INFO] [stderr]     Checking matches v0.1.8
[INFO] [stderr]    Compiling httparse v1.3.4
[INFO] [stderr]     Checking try-lock v0.2.2
[INFO] [stderr]     Checking ppv-lite86 v0.2.6
[INFO] [stderr]     Checking percent-encoding v2.1.0
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]     Checking mime v0.3.16
[INFO] [stderr]     Checking opaque-debug v0.2.3
[INFO] [stderr]     Checking sha1 v0.6.0
[INFO] [stderr]     Checking futures-util v0.3.4
[INFO] [stderr]     Checking unicode-bidi v0.3.4
[INFO] [stderr]     Checking http v0.2.1
[INFO] [stderr]     Checking unicode-normalization v0.1.12
[INFO] [stderr]    Compiling proc-macro2 v1.0.12
[INFO] [stderr]     Checking encoding_rs v0.8.22
[INFO] [stderr]     Checking net2 v0.2.34
[INFO] [stderr]     Checking signal-hook-registry v1.2.0
[INFO] [stderr]     Checking stream-cipher v0.3.2
[INFO] [stderr]    Compiling unicase v2.6.0
[INFO] [stderr]     Checking want v0.3.0
[INFO] [stderr]     Checking cfb8 v0.3.2
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]    Compiling num-traits v0.2.11
[INFO] [stderr]    Compiling num-integer v0.1.42
[INFO] [stderr]    Compiling indexmap v1.3.2
[INFO] [stderr]    Compiling num-bigint v0.2.6
[INFO] [stderr]    Compiling num-iter v0.1.40
[INFO] [stderr]    Compiling num-complex v0.2.4
[INFO] [stderr]    Compiling num-rational v0.2.4
[INFO] [stderr]     Checking mio v0.6.22
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]    Compiling quote v1.0.4
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking aes-soft v0.3.3
[INFO] [stderr]    Compiling mime_guess v2.0.3
[INFO] [stderr]     Checking idna v0.2.0
[INFO] [stderr]    Compiling openssl-sys v0.9.55
[INFO] [stderr]     Checking aes v0.3.2
[INFO] [stderr]     Checking mio-uds v0.6.8
[INFO] [stderr]     Checking url v2.1.1
[INFO] [stderr]    Compiling native-tls v0.2.4
[INFO] [stderr]     Checking http-body v0.3.1
[INFO] [stderr]     Checking num v0.2.1
[INFO] [stderr]    Compiling tokio-macros v0.2.5
[INFO] [stderr]    Compiling serde_derive v1.0.106
[INFO] [stderr]    Compiling pin-project-internal v0.4.13
[INFO] [stderr]     Checking tokio v0.2.20
[INFO] [stderr]     Checking pin-project v0.4.13
[INFO] [stderr]     Checking tokio-util v0.3.1
[INFO] [stderr]     Checking tokio-tls v0.3.1
[INFO] [stderr]     Checking h2 v0.2.5
[INFO] [stderr]     Checking serde v1.0.106
[INFO] [stderr]     Checking hyper v0.13.5
[INFO] [stderr]     Checking hyper-tls v0.4.1
[INFO] [stderr]     Checking serde_urlencoded v0.6.1
[INFO] [stderr]     Checking uuid v0.8.1
[INFO] [stderr]     Checking serde_json v1.0.52
[INFO] [stderr]     Checking reqwest v0.10.4
[INFO] [stderr]     Checking mojang-api v0.6.1
[INFO] [stderr]     Checking kareki v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]   --> src/play.rs:46:9
[INFO] [stdout]    |
[INFO] [stdout] 46 |         _ => {
[INFO] [stdout]    |         ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unreachable_patterns)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]   --> src/play.rs:46:9
[INFO] [stdout]    |
[INFO] [stdout] 46 |         _ => {
[INFO] [stdout]    |         ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unreachable_patterns)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum is never used: `StatusPacket`
[INFO] [stdout]  --> src/packet.rs:7:14
[INFO] [stdout]   |
[INFO] [stdout] 7 |     pub enum StatusPacket {
[INFO] [stdout]   |              ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum is never used: `Login`
[INFO] [stdout]   --> src/packet.rs:16:14
[INFO] [stdout]    |
[INFO] [stdout] 16 |     pub enum Login {
[INFO] [stdout]    |              ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `disconnect`
[INFO] [stdout]   --> src/login.rs:16:8
[INFO] [stdout]    |
[INFO] [stdout] 16 | pub fn disconnect(stream: &mut McStream) -> Result<(), Error> {
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `decrale_commands`
[INFO] [stdout]    --> src/play.rs:121:8
[INFO] [stdout]     |
[INFO] [stdout] 121 | pub fn decrale_commands(stream: &mut McStream) -> Result<(), Error> {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `chunk_data`
[INFO] [stdout]    --> src/play.rs:233:8
[INFO] [stdout]     |
[INFO] [stdout] 233 | pub fn chunk_data(stream: &mut McStream) -> Result<(), Error> {
[INFO] [stdout]     |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum is never used: `StatusPacket`
[INFO] [stdout]  --> src/packet.rs:7:14
[INFO] [stdout]   |
[INFO] [stdout] 7 |     pub enum StatusPacket {
[INFO] [stdout]   |              ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum is never used: `Login`
[INFO] [stdout]   --> src/packet.rs:16:14
[INFO] [stdout]    |
[INFO] [stdout] 16 |     pub enum Login {
[INFO] [stdout]    |              ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `disconnect`
[INFO] [stdout]   --> src/login.rs:16:8
[INFO] [stdout]    |
[INFO] [stdout] 16 | pub fn disconnect(stream: &mut McStream) -> Result<(), Error> {
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `decrale_commands`
[INFO] [stdout]    --> src/play.rs:121:8
[INFO] [stdout]     |
[INFO] [stdout] 121 | pub fn decrale_commands(stream: &mut McStream) -> Result<(), Error> {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `chunk_data`
[INFO] [stdout]    --> src/play.rs:233:8
[INFO] [stdout]     |
[INFO] [stdout] 233 | pub fn chunk_data(stream: &mut McStream) -> Result<(), Error> {
[INFO] [stdout]     |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 39s
[INFO] running `Command { std: "docker" "inspect" "65dfe5bd953a8d555b52f0f459b1f0f622dbb8085fdede7505ef26e107e1e20f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "65dfe5bd953a8d555b52f0f459b1f0f622dbb8085fdede7505ef26e107e1e20f", kill_on_drop: false }`
[INFO] [stdout] 65dfe5bd953a8d555b52f0f459b1f0f622dbb8085fdede7505ef26e107e1e20f