[INFO] fetching crate ssb-box-stream 0.2.0...
[INFO] checking ssb-box-stream-0.2.0 against beta-2021-10-15 for beta-1.56-3
[INFO] extracting crate ssb-box-stream 0.2.0 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate ssb-box-stream 0.2.0 on toolchain beta-2021-10-15
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-10-15" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate ssb-box-stream 0.2.0
[INFO] finished tweaking crates.io crate ssb-box-stream 0.2.0
[INFO] tweaked toml for crates.io crate ssb-box-stream 0.2.0 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate crates.io crate ssb-box-stream 0.2.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-10-15" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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" "+beta-2021-10-15" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] bee7adf84730c62535c958a66d893273a251caa1fa07bdbb704854b680baa99e
[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" "bee7adf84730c62535c958a66d893273a251caa1fa07bdbb704854b680baa99e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bee7adf84730c62535c958a66d893273a251caa1fa07bdbb704854b680baa99e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bee7adf84730c62535c958a66d893273a251caa1fa07bdbb704854b680baa99e", kill_on_drop: false }`
[INFO] [stdout] bee7adf84730c62535c958a66d893273a251caa1fa07bdbb704854b680baa99e
[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" "+beta-2021-10-15" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ad818d56f80ee633391a670827ed4a0aa888dcc2832b7cc1b6d3af0383ab255b
[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" "ad818d56f80ee633391a670827ed4a0aa888dcc2832b7cc1b6d3af0383ab255b", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.60
[INFO] [stderr]     Checking futures-io v0.3.12
[INFO] [stderr]    Compiling value-bag v1.0.0-alpha.6
[INFO] [stderr]    Compiling signal-hook v0.3.4
[INFO] [stderr]    Compiling serde v1.0.123
[INFO] [stderr]     Checking byteorder v1.4.2
[INFO] [stderr]     Checking futures-task v0.3.12
[INFO] [stderr]    Compiling libsodium-sys v0.2.6
[INFO] [stderr]     Checking futures-channel v0.3.12
[INFO] [stderr]     Checking async-channel v1.5.1
[INFO] [stderr]     Checking socket2 v0.3.19
[INFO] [stderr]     Checking signal-hook-registry v1.3.0
[INFO] [stderr]     Checking wait-timeout v0.2.0
[INFO] [stderr]     Checking rand_core v0.6.2
[INFO] [stderr]     Checking rand_xorshift v0.2.0
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]    Compiling proptest-derive v0.2.0
[INFO] [stderr]     Checking futures-lite v1.11.3
[INFO] [stderr]     Checking rand_chacha v0.3.0
[INFO] [stderr]     Checking nb-connect v1.0.3
[INFO] [stderr]     Checking rand v0.8.3
[INFO] [stderr]     Checking async-executor v1.4.0
[INFO] [stderr]     Checking blocking v1.0.2
[INFO] [stderr]     Checking tempfile v3.2.0
[INFO] [stderr]     Checking rusty-fork v0.3.0
[INFO] [stderr]     Checking proptest v0.10.1
[INFO] [stderr]    Compiling ctor v0.1.19
[INFO] [stderr]    Compiling futures-macro v0.3.12
[INFO] [stderr]    Compiling thiserror-impl v1.0.23
[INFO] [stderr]    Compiling pin-project-internal v1.0.5
[INFO] [stderr]    Compiling async-attributes v1.1.2
[INFO] [stderr]    Compiling test-strategy v0.1.1
[INFO] [stderr]     Checking log v0.4.14
[INFO] [stderr]     Checking futures-util v0.3.12
[INFO] [stderr]     Checking polling v2.0.2
[INFO] [stderr]     Checking kv-log-macro v1.0.7
[INFO] [stderr]     Checking async-io v1.3.1
[INFO] [stderr]     Checking thiserror v1.0.23
[INFO] [stderr]     Checking pin-project v1.0.5
[INFO] [stderr]     Checking async-global-executor v2.0.2
[INFO] [stderr]     Checking async-process v1.0.2
[INFO] [stderr]     Checking async-std v1.9.0
[INFO] [stderr]     Checking futures-executor v0.3.12
[INFO] [stderr]     Checking futures v0.3.12
[INFO] [stderr]     Checking duplexify v1.2.2
[INFO] [stderr]     Checking sodiumoxide v0.2.6
[INFO] [stderr]     Checking ssb-box-stream v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `tracing_subscriber`
[INFO] [stdout]    --> src/handshake.rs:610:17
[INFO] [stdout]     |
[INFO] [stdout] 610 |         let _ = tracing_subscriber::fmt::try_init();
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^ use of undeclared crate or module `tracing_subscriber`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `ssb-box-stream` due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "ad818d56f80ee633391a670827ed4a0aa888dcc2832b7cc1b6d3af0383ab255b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ad818d56f80ee633391a670827ed4a0aa888dcc2832b7cc1b6d3af0383ab255b", kill_on_drop: false }`
[INFO] [stdout] ad818d56f80ee633391a670827ed4a0aa888dcc2832b7cc1b6d3af0383ab255b
