[INFO] fetching crate packets 0.1.0... [INFO] checking packets-0.1.0 against try#45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4 for pr-83744 [INFO] extracting crate packets 0.1.0 into /workspace/builds/worker-9/source [INFO] validating manifest of crates.io crate packets 0.1.0 on toolchain 45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate packets 0.1.0 [INFO] finished tweaking crates.io crate packets 0.1.0 [INFO] tweaked toml for crates.io crate packets 0.1.0 written to /workspace/builds/worker-9/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "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" "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:c46a2d1a26fb48b37929c74ca49dd9409f2375a0a3bdb8fe07617f3ffccaa889" "/opt/rustwide/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] c13e1bf10b5c3aea74b709e7a40df02a9cabe76c191415d2824924500237b40e [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" "c13e1bf10b5c3aea74b709e7a40df02a9cabe76c191415d2824924500237b40e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "c13e1bf10b5c3aea74b709e7a40df02a9cabe76c191415d2824924500237b40e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c13e1bf10b5c3aea74b709e7a40df02a9cabe76c191415d2824924500237b40e", kill_on_drop: false }` [INFO] [stdout] c13e1bf10b5c3aea74b709e7a40df02a9cabe76c191415d2824924500237b40e [INFO] running `Command { std: "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" "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:c46a2d1a26fb48b37929c74ca49dd9409f2375a0a3bdb8fe07617f3ffccaa889" "/opt/rustwide/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 8618b991c76ebde004c584f3620bb1bc912d7504f88fec8b8a35de8947862509 [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" "8618b991c76ebde004c584f3620bb1bc912d7504f88fec8b8a35de8947862509", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.26 [INFO] [stderr] Compiling unicode-xid v0.2.1 [INFO] [stderr] Compiling syn v1.0.69 [INFO] [stderr] Compiling serde_derive v1.0.125 [INFO] [stderr] Compiling libc v0.2.93 [INFO] [stderr] Compiling serde v1.0.125 [INFO] [stderr] Compiling anyhow v1.0.40 [INFO] [stderr] Checking cfg-if v1.0.0 [INFO] [stderr] Checking byteorder v1.4.3 [INFO] [stderr] Compiling quote v1.0.9 [INFO] [stderr] Checking socket2 v0.3.19 [INFO] [stderr] Checking bincode v1.3.3 [INFO] [stderr] Checking packets v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused imports: `io`, `thread` [INFO] [stdout] --> src/client.rs:105:13 [INFO] [stdout] | [INFO] [stdout] 105 | use std::{io, thread}; [INFO] [stdout] | ^^ ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `crate::PacketReceiveStatus::Received` [INFO] [stdout] --> src/client.rs:108:7 [INFO] [stdout] | [INFO] [stdout] 108 | use crate::PacketReceiveStatus::Received; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `client_addr` [INFO] [stdout] --> src/server.rs:233:9 [INFO] [stdout] | [INFO] [stdout] 233 | let client_addr = server.accept_blocking()?; [INFO] [stdout] | ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_client_addr` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `client` [INFO] [stdout] --> src/server.rs:259:13 [INFO] [stdout] | [INFO] [stdout] 259 | let mut client = Client::connect(addr, &ClientConfig::default())?; [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_client` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `client` [INFO] [stdout] --> src/server.rs:301:13 [INFO] [stdout] | [INFO] [stdout] 301 | let mut client = Client::connect(addr, &ClientConfig::default())?; [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_client` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `client_addr` [INFO] [stdout] --> src/server.rs:315:9 [INFO] [stdout] | [INFO] [stdout] 315 | let client_addr = server.accept_blocking()?; [INFO] [stdout] | ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_client_addr` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/server.rs:259:9 [INFO] [stdout] | [INFO] [stdout] 259 | let mut client = Client::connect(addr, &ClientConfig::default())?; [INFO] [stdout] | ----^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/server.rs:280:9 [INFO] [stdout] | [INFO] [stdout] 280 | let mut client = Client::connect(addr, &ClientConfig::default())?; [INFO] [stdout] | ----^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/server.rs:301:9 [INFO] [stdout] | [INFO] [stdout] 301 | let mut client = Client::connect(addr, &ClientConfig::default())?; [INFO] [stdout] | ----^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> src/client.rs:120:5 [INFO] [stdout] | [INFO] [stdout] 120 | client.send(&packet); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> src/client.rs:121:5 [INFO] [stdout] | [INFO] [stdout] 121 | server.block_until_receive_from(client_addr, Duration::from_millis(2000)); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> src/server.rs:235:5 [INFO] [stdout] | [INFO] [stdout] 235 | server.send_global(&packet); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> src/server.rs:236:5 [INFO] [stdout] | [INFO] [stdout] 236 | client.block_until_receive(Duration::from_millis(2000)); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> src/server.rs:283:5 [INFO] [stdout] | [INFO] [stdout] 283 | client.shutdown(); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> src/server.rs:317:5 [INFO] [stdout] | [INFO] [stdout] 317 | server.shutdown(); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 15 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1m 20s [INFO] running `Command { std: "docker" "inspect" "8618b991c76ebde004c584f3620bb1bc912d7504f88fec8b8a35de8947862509", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8618b991c76ebde004c584f3620bb1bc912d7504f88fec8b8a35de8947862509", kill_on_drop: false }` [INFO] [stdout] 8618b991c76ebde004c584f3620bb1bc912d7504f88fec8b8a35de8947862509