[INFO] fetching crate geobacter-runtime-core 1.0.0...
[INFO] testing geobacter-runtime-core-1.0.0 against 1.55.0 for beta-1.56-1
[INFO] extracting crate geobacter-runtime-core 1.0.0 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate geobacter-runtime-core 1.0.0 on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "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-0/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] da365e54615ba8f1fd7c70223f9db10bcaae2e5d8619c516dbc204f6142e623a
[INFO] running `Command { std: "docker" "start" "-a" "da365e54615ba8f1fd7c70223f9db10bcaae2e5d8619c516dbc204f6142e623a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "da365e54615ba8f1fd7c70223f9db10bcaae2e5d8619c516dbc204f6142e623a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "da365e54615ba8f1fd7c70223f9db10bcaae2e5d8619c516dbc204f6142e623a", kill_on_drop: false }`
[INFO] [stdout] da365e54615ba8f1fd7c70223f9db10bcaae2e5d8619c516dbc204f6142e623a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 731819d35685fae494d995f10f2c55650c3a428ac8a2d30c0a9a174532b06e9c
[INFO] running `Command { std: "docker" "start" "-a" "731819d35685fae494d995f10f2c55650c3a428ac8a2d30c0a9a174532b06e9c", kill_on_drop: false }`
[INFO] [stderr]    Compiling erased-serde v0.3.16
[INFO] [stderr]    Compiling seahash v3.0.7
[INFO] [stderr]    Compiling geobacter-runtime-core v1.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling plain v0.2.3
[INFO] [stderr]    Compiling mopa v0.2.2
[INFO] [stderr]    Compiling debugit v0.1.2
[INFO] [stderr]    Compiling owning_ref v0.4.1
[INFO] [stderr]    Compiling scroll v0.9.2
[INFO] [stderr]    Compiling memmap v0.7.0
[INFO] [stderr]    Compiling dirs v1.0.5
[INFO] [stderr]    Compiling flate2 v1.0.21
[INFO] [stderr]    Compiling scroll_derive v0.9.5
[INFO] [stderr]    Compiling crossbeam v0.7.3
[INFO] [stderr]    Compiling geobacter-shared-defs v1.0.0
[INFO] [stderr]    Compiling indexed_vec v1.2.1
[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/1.55.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc-stable_rt.msan.a
[INFO] [stdout]            crate `rustc`: /opt/rustwide/rustup-home/toolchains/1.55.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc-stable_rt.lsan.a
[INFO] [stdout]            crate `rustc`: /opt/rustwide/rustup-home/toolchains/1.55.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc-stable_rt.asan.a
[INFO] [stdout]            crate `rustc`: /opt/rustwide/rustup-home/toolchains/1.55.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc-stable_rt.tsan.a
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `geobacter-runtime-core` 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" "731819d35685fae494d995f10f2c55650c3a428ac8a2d30c0a9a174532b06e9c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "731819d35685fae494d995f10f2c55650c3a428ac8a2d30c0a9a174532b06e9c", kill_on_drop: false }`
[INFO] [stdout] 731819d35685fae494d995f10f2c55650c3a428ac8a2d30c0a9a174532b06e9c