[INFO] fetching crate geobacter-runtime-core 1.0.0...
[INFO] checking geobacter-runtime-core-1.0.0 against try#3e22d1f9053c0fc87629b3c6d5d9567856368e5d for pr-78714
[INFO] extracting crate geobacter-runtime-core 1.0.0 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate geobacter-runtime-core 1.0.0 on toolchain 3e22d1f9053c0fc87629b3c6d5d9567856368e5d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e22d1f9053c0fc87629b3c6d5d9567856368e5d" "read-manifest" "--manifest-path" "Cargo.toml", 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-2/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e22d1f9053c0fc87629b3c6d5d9567856368e5d" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e22d1f9053c0fc87629b3c6d5d9567856368e5d" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+3e22d1f9053c0fc87629b3c6d5d9567856368e5d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5bc5e53ac83ad62d5c127a4f81fd79ae6fd4777c5f88f0a68cfd61d233e13a96
[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" "5bc5e53ac83ad62d5c127a4f81fd79ae6fd4777c5f88f0a68cfd61d233e13a96", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5bc5e53ac83ad62d5c127a4f81fd79ae6fd4777c5f88f0a68cfd61d233e13a96", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5bc5e53ac83ad62d5c127a4f81fd79ae6fd4777c5f88f0a68cfd61d233e13a96", kill_on_drop: false }`
[INFO] [stdout] 5bc5e53ac83ad62d5c127a4f81fd79ae6fd4777c5f88f0a68cfd61d233e13a96
[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=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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+3e22d1f9053c0fc87629b3c6d5d9567856368e5d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 76b4d7a76a6cd3a58a68e1f65ce446b8dc73ce46c4fe4591abf68b710a0b9a1d
[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" "76b4d7a76a6cd3a58a68e1f65ce446b8dc73ce46c4fe4591abf68b710a0b9a1d", kill_on_drop: false }`
[INFO] [stderr]     Checking mopa v0.2.2
[INFO] [stderr]     Checking seahash v3.0.7
[INFO] [stderr]    Compiling geobacter-runtime-core v1.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling debugit v0.1.2
[INFO] [stderr]    Compiling scroll v0.9.2
[INFO] [stderr]     Checking geobacter-shared-defs v1.0.0
[INFO] [stderr]     Checking indexed_vec v1.2.1
[INFO] [stderr]     Checking erased-serde v0.3.12
[INFO] [stderr]    Compiling scroll_derive v0.9.5
[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/3e22d1f9053c0fc87629b3c6d5d9567856368e5d/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc-nightly_rt.asan.a
[INFO] [stdout]            crate `rustc`: /opt/rustwide/rustup-home/toolchains/3e22d1f9053c0fc87629b3c6d5d9567856368e5d/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc-nightly_rt.tsan.a
[INFO] [stdout]            crate `rustc`: /opt/rustwide/rustup-home/toolchains/3e22d1f9053c0fc87629b3c6d5d9567856368e5d/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc-nightly_rt.msan.a
[INFO] [stdout]            crate `rustc`: /opt/rustwide/rustup-home/toolchains/3e22d1f9053c0fc87629b3c6d5d9567856368e5d/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc-nightly_rt.lsan.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`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "76b4d7a76a6cd3a58a68e1f65ce446b8dc73ce46c4fe4591abf68b710a0b9a1d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "76b4d7a76a6cd3a58a68e1f65ce446b8dc73ce46c4fe4591abf68b710a0b9a1d", kill_on_drop: false }`
[INFO] [stdout] 76b4d7a76a6cd3a58a68e1f65ce446b8dc73ce46c4fe4591abf68b710a0b9a1d