[INFO] fetching crate geobacter-runtime-core 1.0.0...
[INFO] testing geobacter-runtime-core-1.0.0 against beta-2022-02-22 for beta-1.60-1
[INFO] extracting crate geobacter-runtime-core 1.0.0 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate geobacter-runtime-core 1.0.0 on toolchain beta-2022-02-22
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate geobacter-runtime-core 1.0.0
[INFO] finished tweaking crates.io crate geobacter-runtime-core 1.0.0
[INFO] tweaked toml for crates.io crate geobacter-runtime-core 1.0.0 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e7cc8cf1017f652332fbd7626d03407f65529560d291d99cbb29fd242dda4e03
[INFO] running `Command { std: "docker" "start" "-a" "e7cc8cf1017f652332fbd7626d03407f65529560d291d99cbb29fd242dda4e03", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e7cc8cf1017f652332fbd7626d03407f65529560d291d99cbb29fd242dda4e03", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e7cc8cf1017f652332fbd7626d03407f65529560d291d99cbb29fd242dda4e03", kill_on_drop: false }`
[INFO] [stdout] e7cc8cf1017f652332fbd7626d03407f65529560d291d99cbb29fd242dda4e03
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9ef40451f12cee70f4a8476b492f7106b54227d23584a43dbe3f936740a14a89
[INFO] running `Command { std: "docker" "start" "-a" "9ef40451f12cee70f4a8476b492f7106b54227d23584a43dbe3f936740a14a89", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling version_check v0.1.5
[INFO] [stderr]    Compiling erased-serde v0.3.18
[INFO] [stderr]    Compiling geobacter-runtime-core v1.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling plain v0.2.3
[INFO] [stderr]    Compiling seahash v3.0.7
[INFO] [stderr]    Compiling mopa v0.2.2
[INFO] [stderr]    Compiling miniz_oxide v0.4.4
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling owning_ref v0.4.1
[INFO] [stderr]    Compiling scroll v0.9.2
[INFO] [stderr]    Compiling crossbeam-queue v0.2.3
[INFO] [stderr]    Compiling crossbeam-channel v0.4.4
[INFO] [stderr]    Compiling dirs v1.0.5
[INFO] [stderr]    Compiling serde_derive v1.0.136
[INFO] [stderr]    Compiling parking_lot_core v0.6.2
[INFO] [stdout] error[E0462]: found staticlib `rustc` instead of rlib or dylib
[INFO] [stdout]   --> build.rs:11:1
[INFO] [stdout]    |
[INFO] [stdout] 11 | extern crate rustc;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: please recompile that crate using --crate-type lib
[INFO] [stdout]    = note: the following crate versions were found:
[INFO] [stdout]            crate `rustc`: /opt/rustwide/rustup-home/toolchains/beta-2022-02-22-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc-beta_rt.lsan.a
[INFO] [stdout]            crate `rustc`: /opt/rustwide/rustup-home/toolchains/beta-2022-02-22-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc-beta_rt.msan.a
[INFO] [stdout]            crate `rustc`: /opt/rustwide/rustup-home/toolchains/beta-2022-02-22-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc-beta_rt.asan.a
[INFO] [stdout]            crate `rustc`: /opt/rustwide/rustup-home/toolchains/beta-2022-02-22-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc-beta_rt.tsan.a
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0463]: can't find crate for `rustc_driver`
[INFO] [stdout]   --> build.rs:12:1
[INFO] [stdout]    |
[INFO] [stdout] 12 | extern crate rustc_driver;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^ can't find crate
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe you need to install the missing components with: `rustup component add rust-src rustc-dev llvm-tools-preview`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0463]: can't find crate for `syntax`
[INFO] [stdout]   --> build.rs:13:1
[INFO] [stdout]    |
[INFO] [stdout] 13 | extern crate syntax;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^ can't find crate
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0463]: can't find crate for `syntax_pos`
[INFO] [stdout]   --> build.rs:14:1
[INFO] [stdout]    |
[INFO] [stdout] 14 | extern crate syntax_pos;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^ can't find crate
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> build.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(rustc_private)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `geobacter-runtime-core` due to 6 previous errors
[INFO] [stdout] error: aborting due to 5 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] Some errors have detailed explanations: E0463, E0554.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0463`.
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "9ef40451f12cee70f4a8476b492f7106b54227d23584a43dbe3f936740a14a89", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9ef40451f12cee70f4a8476b492f7106b54227d23584a43dbe3f936740a14a89", kill_on_drop: false }`
[INFO] [stdout] 9ef40451f12cee70f4a8476b492f7106b54227d23584a43dbe3f936740a14a89