[INFO] updating cached repository https://github.com/jsim2010/paper
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 8fd915e5685370bb8c5b57c6ad12e62d62b8d96a
[INFO] checking jsim2010/paper against try#e922e6444795ab795fab1943288aee3d543699b8 for pr-66852
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjsim2010%2Fpaper" "/workspace/builds/worker-14/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-14/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/jsim2010/paper on toolchain e922e6444795ab795fab1943288aee3d543699b8
[INFO] running `"/workspace/cargo-home/bin/cargo" "+e922e6444795ab795fab1943288aee3d543699b8" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/jsim2010/paper
[INFO] finished tweaking git repo https://github.com/jsim2010/paper
[INFO] tweaked toml for git repo https://github.com/jsim2010/paper written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+e922e6444795ab795fab1943288aee3d543699b8" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+e922e6444795ab795fab1943288aee3d543699b8" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+e922e6444795ab795fab1943288aee3d543699b8" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 7c3459c8a3c48dfb6b5ad0fe5f30d9975d1815f41e08656279e8ed2aba266c57
[INFO] running `"docker" "start" "-a" "7c3459c8a3c48dfb6b5ad0fe5f30d9975d1815f41e08656279e8ed2aba266c57"`
[INFO] [stderr]    Compiling regex-syntax v0.6.12
[INFO] [stderr]    Compiling ncurses v5.99.0
[INFO] [stderr]     Checking term v0.6.1
[INFO] [stderr]    Compiling serde_repr v0.1.5
[INFO] [stderr]    Compiling displaydoc v0.1.5
[INFO] [stderr]     Checking serde v1.0.103
[INFO] [stderr]     Checking simplelog v0.7.4
[INFO] [stderr]     Checking pancurses v0.16.1
[INFO] [stderr]     Checking regex v1.3.1
[INFO] [stderr]    Compiling parse-display-derive v0.1.1
[INFO] [stderr]     Checking url v2.1.0
[INFO] [stderr]     Checking serde_json v1.0.44
[INFO] [stderr]     Checking lsp-types v0.61.0
[INFO] [stderr]     Checking parse-display v0.1.1
[INFO] [stderr]     Checking paper v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr] error[E0463]: can't find crate for `version_sync`
[INFO] [stderr]  --> tests/version-numbers.rs:2:1
[INFO] [stderr]   |
[INFO] [stderr] 2 | extern crate version_sync;
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^ can't find crate
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0463`.
[INFO] [stderr] error: could not compile `paper`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `"docker" "inspect" "7c3459c8a3c48dfb6b5ad0fe5f30d9975d1815f41e08656279e8ed2aba266c57"`
[INFO] running `"docker" "rm" "-f" "7c3459c8a3c48dfb6b5ad0fe5f30d9975d1815f41e08656279e8ed2aba266c57"`
[INFO] [stdout] 7c3459c8a3c48dfb6b5ad0fe5f30d9975d1815f41e08656279e8ed2aba266c57