[INFO] cloning repository https://github.com/Open-Speedrun-Utilities-Collection/libspeedtime
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Open-Speedrun-Utilities-Collection/libspeedtime" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FOpen-Speedrun-Utilities-Collection%2Flibspeedtime", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FOpen-Speedrun-Utilities-Collection%2Flibspeedtime'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d5d066f1993ef10529effff1ceb4cd844472c1c6
[INFO] checking Open-Speedrun-Utilities-Collection/libspeedtime against master#5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f for pr-87248
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FOpen-Speedrun-Utilities-Collection%2Flibspeedtime" "/workspace/builds/worker-13/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-13/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Open-Speedrun-Utilities-Collection/libspeedtime on toolchain 5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Open-Speedrun-Utilities-Collection/libspeedtime
[INFO] finished tweaking git repo https://github.com/Open-Speedrun-Utilities-Collection/libspeedtime
[INFO] tweaked toml for git repo https://github.com/Open-Speedrun-Utilities-Collection/libspeedtime written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] crate git repo https://github.com/Open-Speedrun-Utilities-Collection/libspeedtime already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "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] 130dd67845ce957952b0a9cee3f0142b42586dffd518d214807aad62c96ef6a5
[INFO] running `Command { std: "docker" "start" "-a" "130dd67845ce957952b0a9cee3f0142b42586dffd518d214807aad62c96ef6a5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "130dd67845ce957952b0a9cee3f0142b42586dffd518d214807aad62c96ef6a5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "130dd67845ce957952b0a9cee3f0142b42586dffd518d214807aad62c96ef6a5", kill_on_drop: false }`
[INFO] [stdout] 130dd67845ce957952b0a9cee3f0142b42586dffd518d214807aad62c96ef6a5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "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] 55503546f1a394f0faf06fcc92132c7128866f92eca2a450064f9c06e4dfd966
[INFO] running `Command { std: "docker" "start" "-a" "55503546f1a394f0faf06fcc92132c7128866f92eca2a450064f9c06e4dfd966", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.89
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling syn v1.0.64
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]    Compiling async-trait v0.1.48
[INFO] [stderr]     Checking pin-project-lite v0.2.6
[INFO] [stderr]     Checking once_cell v1.7.2
[INFO] [stderr]     Checking lock_api v0.4.2
[INFO] [stderr]     Checking instant v0.1.9
[INFO] [stderr]    Compiling tokio v1.3.0
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]     Checking parking_lot_core v0.8.3
[INFO] [stderr]     Checking mio v0.7.10
[INFO] [stderr]     Checking signal-hook-registry v1.3.0
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking parking_lot v0.11.1
[INFO] [stderr]    Compiling tokio-macros v1.1.0
[INFO] [stderr]    Compiling derive_more v0.99.11
[INFO] [stderr]     Checking speedtime v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `STTransSocket`
[INFO] [stdout]  --> src/transport/tokio_tcp_ipv4/stream.rs:3:28
[INFO] [stdout]   |
[INFO] [stdout] 3 | use super::{STTransResult, STTransSocket, STTransStream, TcpIpv4Socket};
[INFO] [stdout]   |                            ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `super::*`
[INFO] [stdout]   --> src/transport/tokio_tcp_ipv4/stream.rs:22:9
[INFO] [stdout]    |
[INFO] [stdout] 22 |     use super::*;
[INFO] [stdout]    |         ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `STTransSocket`
[INFO] [stdout]  --> src/transport/tokio_tcp_ipv4/stream.rs:3:28
[INFO] [stdout]   |
[INFO] [stdout] 3 | use super::{STTransResult, STTransSocket, STTransStream, TcpIpv4Socket};
[INFO] [stdout]   |                            ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `SimpleBackendHost`
[INFO] [stdout]   --> src/server/single_usr_host.rs:11:12
[INFO] [stdout]    |
[INFO] [stdout] 11 | pub struct SimpleBackendHost;
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `SimpleBackendHost`
[INFO] [stdout]   --> src/server/single_usr_host.rs:11:12
[INFO] [stdout]    |
[INFO] [stdout] 11 | pub struct SimpleBackendHost;
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `TEST_ADDR`
[INFO] [stdout]   --> src/transport/tokio_tcp_ipv4/mod.rs:39:5
[INFO] [stdout]    |
[INFO] [stdout] 39 |     const TEST_ADDR: (Ipv4Addr, u16) = (Ipv4Addr::new(127, 0, 0, 1), 0);
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 47.38s
[INFO] running `Command { std: "docker" "inspect" "55503546f1a394f0faf06fcc92132c7128866f92eca2a450064f9c06e4dfd966", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "55503546f1a394f0faf06fcc92132c7128866f92eca2a450064f9c06e4dfd966", kill_on_drop: false }`
[INFO] [stdout] 55503546f1a394f0faf06fcc92132c7128866f92eca2a450064f9c06e4dfd966