[INFO] cloning repository https://github.com/bnoordhuis/shared_ptr-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/bnoordhuis/shared_ptr-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbnoordhuis%2Fshared_ptr-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbnoordhuis%2Fshared_ptr-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ef48e10695db567f078e37719f0361f95e4f8004
[INFO] checking bnoordhuis/shared_ptr-rs against master#a609fb45efad59dfd459c76e50899be9f0583b5a for pr-80579
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbnoordhuis%2Fshared_ptr-rs" "/workspace/builds/worker-2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/bnoordhuis/shared_ptr-rs on toolchain a609fb45efad59dfd459c76e50899be9f0583b5a
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/bnoordhuis/shared_ptr-rs
[INFO] finished tweaking git repo https://github.com/bnoordhuis/shared_ptr-rs
[INFO] tweaked toml for git repo https://github.com/bnoordhuis/shared_ptr-rs written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/bnoordhuis/shared_ptr-rs already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 4787d79eccca4316923d9d23c7e201693fbcc4ac43706a99ded74e96e8c56282
[INFO] running `Command { std: "docker" "start" "-a" "4787d79eccca4316923d9d23c7e201693fbcc4ac43706a99ded74e96e8c56282", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4787d79eccca4316923d9d23c7e201693fbcc4ac43706a99ded74e96e8c56282", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4787d79eccca4316923d9d23c7e201693fbcc4ac43706a99ded74e96e8c56282", kill_on_drop: false }`
[INFO] [stdout] 4787d79eccca4316923d9d23c7e201693fbcc4ac43706a99ded74e96e8c56282
[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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 27cebc0c5496445bbd307548e2f7c44ba93663094d2665a5687390bb8b0e2aff
[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" "27cebc0c5496445bbd307548e2f7c44ba93663094d2665a5687390bb8b0e2aff", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.79
[INFO] [stderr]    Compiling shared-ptr v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0605]: non-primitive cast: `shared_ptr::shared_ptr<shared_ptr::test::test_into::S>` as `shared_ptr::shared_ptr<dyn T>`
[INFO] [stdout]    --> src/shared_ptr.rs:131:17
[INFO] [stdout]     |
[INFO] [stdout] 131 |         let t = b as super::shared_ptr<dyn T>; // FIXME
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ an `as` expression can only be used to convert between primitive types or to coerce to a specific trait object
[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 E0605`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `shared-ptr`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `Command { std: "docker" "inspect" "27cebc0c5496445bbd307548e2f7c44ba93663094d2665a5687390bb8b0e2aff", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "27cebc0c5496445bbd307548e2f7c44ba93663094d2665a5687390bb8b0e2aff", kill_on_drop: false }`
[INFO] [stdout] 27cebc0c5496445bbd307548e2f7c44ba93663094d2665a5687390bb8b0e2aff