[INFO] cloning repository https://github.com/jursonmo/tokiolearn
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jursonmo/tokiolearn" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjursonmo%2Ftokiolearn", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjursonmo%2Ftokiolearn'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 76776fe4d9b753ad6810f1d2bb7761d1474d7826
[INFO] testing jursonmo/tokiolearn against 1.73.0 for beta-1.74-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjursonmo%2Ftokiolearn" "/workspace/builds/worker-5-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/jursonmo/tokiolearn on toolchain 1.73.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.73.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/jursonmo/tokiolearn
[INFO] removed 0 missing examples
[INFO] finished tweaking git repo https://github.com/jursonmo/tokiolearn
[INFO] tweaked toml for git repo https://github.com/jursonmo/tokiolearn written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/jursonmo/tokiolearn already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.73.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded tokio-tun v0.7.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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@sha256:4f8da3c744d2da974e54ce020a79f4ad54313e914ebeaab8fc086f07e8d8b066" "/opt/rustwide/cargo-home/bin/cargo" "+1.73.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 78ee050c717ba607335e5fba4228090aa690108e2cc2c00a1942ba51d4ddd84e
[INFO] running `Command { std: "docker" "start" "-a" "78ee050c717ba607335e5fba4228090aa690108e2cc2c00a1942ba51d4ddd84e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "78ee050c717ba607335e5fba4228090aa690108e2cc2c00a1942ba51d4ddd84e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "78ee050c717ba607335e5fba4228090aa690108e2cc2c00a1942ba51d4ddd84e", kill_on_drop: false }`
[INFO] [stdout] 78ee050c717ba607335e5fba4228090aa690108e2cc2c00a1942ba51d4ddd84e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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" "RUSTDOCFLAGS=--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@sha256:4f8da3c744d2da974e54ce020a79f4ad54313e914ebeaab8fc086f07e8d8b066" "/opt/rustwide/cargo-home/bin/cargo" "+1.73.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 66b782c7b535c8e2f8dc2458acae4eaba157d6e8407176c7b929c1f4106be1d6
[INFO] running `Command { std: "docker" "start" "-a" "66b782c7b535c8e2f8dc2458acae4eaba157d6e8407176c7b929c1f4106be1d6", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.69
[INFO] [stderr]    Compiling libc v0.2.149
[INFO] [stderr]    Compiling syn v1.0.105
[INFO] [stderr]    Compiling regex-syntax v0.6.28
[INFO] [stderr]    Compiling serde v1.0.149
[INFO] [stderr]    Compiling pin-project-lite v0.2.13
[INFO] [stderr]    Compiling smallvec v1.10.0
[INFO] [stderr]    Compiling once_cell v1.16.0
[INFO] [stderr]    Compiling parking_lot_core v0.9.5
[INFO] [stderr]    Compiling lock_api v0.4.9
[INFO] [stderr]    Compiling no-std-net v0.6.0
[INFO] [stderr]    Compiling futures-core v0.3.25
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling aho-corasick v0.7.20
[INFO] [stderr]    Compiling bitflags v1.3.2
[INFO] [stderr]    Compiling bytes v1.3.0
[INFO] [stderr]    Compiling pnet_base v0.31.0
[INFO] [stderr]    Compiling unicode-width v0.1.10
[INFO] [stderr]    Compiling tracing-core v0.1.30
[INFO] [stderr]    Compiling serde_json v1.0.89
[INFO] [stderr]    Compiling rustix v0.38.18
[INFO] [stderr]    Compiling unicode-segmentation v1.10.0
[INFO] [stderr]    Compiling utf8parse v0.2.1
[INFO] [stderr]    Compiling ansi_term v0.12.1
[INFO] [stderr]    Compiling heck v0.3.3
[INFO] [stderr]    Compiling anstyle-parse v0.2.2
[INFO] [stderr]    Compiling pnet_macros_support v0.31.0
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling anstyle-query v1.0.0
[INFO] [stderr]    Compiling colorchoice v1.0.0
[INFO] [stderr]    Compiling itoa v1.0.4
[INFO] [stderr]    Compiling bitflags v2.4.0
[INFO] [stderr]    Compiling iana-time-zone v0.1.53
[INFO] [stderr]    Compiling anstyle v1.0.4
[INFO] [stderr]    Compiling linux-raw-sys v0.4.10
[INFO] [stderr]    Compiling ryu v1.0.11
[INFO] [stderr]    Compiling tracing-log v0.1.3
[INFO] [stderr]    Compiling thread_local v1.1.4
[INFO] [stderr]    Compiling sharded-slab v0.1.4
[INFO] [stderr]    Compiling anstream v0.6.4
[INFO] [stderr]    Compiling pnet v0.31.0
[INFO] [stderr]    Compiling strsim v0.10.0
[INFO] [stderr]    Compiling clap_lex v0.5.1
[INFO] [stderr]    Compiling heck v0.4.1
[INFO] [stderr]    Compiling quote v1.0.33
[INFO] [stderr]    Compiling futures-sink v0.3.28
[INFO] [stderr]    Compiling ipnet v2.8.0
[INFO] [stderr]    Compiling syn v2.0.38
[INFO] [stderr]    Compiling clap_builder v4.4.6
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling atoi v0.3.3
[INFO] [stderr]    Compiling chrono v0.4.23
[INFO] [stderr]    Compiling num_cpus v1.14.0
[INFO] [stderr]    Compiling mio v0.8.8
[INFO] [stderr]    Compiling socket2 v0.5.4
[INFO] [stderr]    Compiling signal-hook-registry v1.4.0
[INFO] [stderr]    Compiling pnet_sys v0.31.0
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling clap v2.34.0
[INFO] [stderr]    Compiling nix v0.25.1
[INFO] [stderr]    Compiling regex v1.7.0
[INFO] [stderr]    Compiling parking_lot v0.12.1
[INFO] [stderr]    Compiling regex-automata v0.1.10
[INFO] [stderr]    Compiling is-terminal v0.4.9
[INFO] [stderr]    Compiling matchers v0.0.1
[INFO] [stderr]    Compiling env_logger v0.10.0
[INFO] [stderr]    Compiling tracing-serde v0.1.3
[INFO] [stderr]    Compiling ipnetwork v0.19.0
[INFO] [stderr]    Compiling pnet_datalink v0.31.0
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling tokio-macros v2.1.0
[INFO] [stderr]    Compiling clap_derive v4.4.2
[INFO] [stderr]    Compiling tracing-attributes v0.1.23
[INFO] [stderr]    Compiling pin-project-internal v1.0.12
[INFO] [stderr]    Compiling pnet_macros v0.31.0
[INFO] [stderr]    Compiling async-stream-impl v0.3.3
[INFO] [stderr]    Compiling structopt-derive v0.4.18
[INFO] [stderr]    Compiling async-stream v0.3.3
[INFO] [stderr]    Compiling tokio v1.33.0
[INFO] [stderr]    Compiling tracing v0.1.37
[INFO] [stderr]    Compiling pin-project v1.0.12
[INFO] [stderr]    Compiling structopt v0.3.26
[INFO] [stderr]    Compiling tracing-futures v0.2.5
[INFO] [stderr]    Compiling tracing-subscriber v0.2.25
[INFO] [stderr]    Compiling clap v4.4.6
[INFO] [stderr]    Compiling pnet_packet v0.31.0
[INFO] [stderr]    Compiling pnet_transport v0.31.0
[INFO] [stderr]    Compiling tokio-stream v0.1.11
[INFO] [stderr]    Compiling tokio-util v0.7.9
[INFO] [stderr]    Compiling tokio-tun v0.7.0
[INFO] [stderr]    Compiling mini-redis v0.4.1
[INFO] [stderr]    Compiling tokiolearn v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused `Sleep` that must be used
[INFO] [stdout]   --> src/bin/selecttest2.rs:17:9
[INFO] [stdout]    |
[INFO] [stdout] 17 |         sleep(Duration::from_secs(2));
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: futures do nothing unless you `.await` or poll them
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 17 |         let _ = sleep(Duration::from_secs(2));
[INFO] [stdout]    |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `tokiolearn` (bin "server4")
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/rustup-home/toolchains/1.73.0-x86_64-unknown-linux-gnu/bin/rustc --crate-name server4 --edition=2021 src/bin/server4.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --crate-type bin --emit=dep-info,link -C embed-bitcode=no -C debuginfo=2 -C metadata=c0b525d8428beb68 -C extra-filename=-c0b525d8428beb68 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern byteorder=/opt/rustwide/target/debug/deps/libbyteorder-d6e5349d8e0e73c4.rlib --extern clap=/opt/rustwide/target/debug/deps/libclap-0c4dfdbc689b47dc.rlib --extern env_logger=/opt/rustwide/target/debug/deps/libenv_logger-bc71059105bf89f3.rlib --extern ipnet=/opt/rustwide/target/debug/deps/libipnet-701817de841f9e6f.rlib --extern log=/opt/rustwide/target/debug/deps/liblog-80aea7c79c332a9d.rlib --extern mini_redis=/opt/rustwide/target/debug/deps/libmini_redis-4138dce166bf362f.rlib --extern pnet=/opt/rustwide/target/debug/deps/libpnet-b5c7c66f9fb133a0.rlib --extern pnet_base=/opt/rustwide/target/debug/deps/libpnet_base-d45f99fe6ab46566.rlib --extern tokio=/opt/rustwide/target/debug/deps/libtokio-f0d61cb1fb653046.rlib --extern tokio_stream=/opt/rustwide/target/debug/deps/libtokio_stream-004f1f0524cbea85.rlib --extern tokio_tun=/opt/rustwide/target/debug/deps/libtokio_tun-c90858f9fb6dd240.rlib --extern tokio_util=/opt/rustwide/target/debug/deps/libtokio_util-82ac98c7539c4b85.rlib --cap-lints=warn` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "66b782c7b535c8e2f8dc2458acae4eaba157d6e8407176c7b929c1f4106be1d6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "66b782c7b535c8e2f8dc2458acae4eaba157d6e8407176c7b929c1f4106be1d6", kill_on_drop: false }`
[INFO] [stdout] 66b782c7b535c8e2f8dc2458acae4eaba157d6e8407176c7b929c1f4106be1d6