[INFO] updating cached repository https://github.com/vendethiel/smallstack
[INFO] running `Command { std: "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", kill_on_drop: false }`
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 053b8d48c8de87e036a17ee7283676eeba67ba66
[INFO] testing vendethiel/smallstack against try#03a1ea71b075ab964b5278bc6e74cd6c52c36ee0 for pr-74409
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvendethiel%2Fsmallstack" "/workspace/builds/worker-7/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/vendethiel/smallstack on toolchain 03a1ea71b075ab964b5278bc6e74cd6c52c36ee0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/vendethiel/smallstack
[INFO] finished tweaking git repo https://github.com/vendethiel/smallstack
[INFO] tweaked toml for git repo https://github.com/vendethiel/smallstack written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/vendethiel/smallstack already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: path `/workspace/builds/worker-7/source/src/smallstack.rs` was erroneously implicitly accepted for binary `smallstack`,
[INFO] [stderr] please set bin.path in Cargo.toml
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:d9fbb4e2287ab3795bdefaf705efb7541a8875c13bce71e067d6b01dc5ed759b" "/opt/rustwide/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 33e8f254845e6734760d1e07215150742dce0f6803b7b48bf62f7992cc07a7e7
[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" "33e8f254845e6734760d1e07215150742dce0f6803b7b48bf62f7992cc07a7e7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "33e8f254845e6734760d1e07215150742dce0f6803b7b48bf62f7992cc07a7e7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "33e8f254845e6734760d1e07215150742dce0f6803b7b48bf62f7992cc07a7e7", kill_on_drop: false }`
[INFO] [stdout] 33e8f254845e6734760d1e07215150742dce0f6803b7b48bf62f7992cc07a7e7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:d9fbb4e2287ab3795bdefaf705efb7541a8875c13bce71e067d6b01dc5ed759b" "/opt/rustwide/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4f7eb4036008df4c77b2afd2032fefb31cc9a92e91f03ba950dae986bdfbc89b
[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" "4f7eb4036008df4c77b2afd2032fefb31cc9a92e91f03ba950dae986bdfbc89b", kill_on_drop: false }`
[INFO] [stderr] warning: path `/opt/rustwide/workdir/src/smallstack.rs` was erroneously implicitly accepted for binary `smallstack`,
[INFO] [stderr] please set bin.path in Cargo.toml
[INFO] [stderr]    Compiling smallstack v0.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] error: expected one of `,`, `@`, `]`, or `|`, found `..`
[INFO] [stdout]   --> src/smallstack.rs:63:31
[INFO] [stdout]    |
[INFO] [stdout] 63 |         &["push", "str", ref n..] => stack.push(Expr::Str(String::from(n.join(" ")))),
[INFO] [stdout]    |                               ^^ expected one of `,`, `@`, `]`, or `|`
[INFO] [stdout]    |
[INFO] [stdout] help: if you meant to bind the contents of the rest of the array pattern into `n`, use `@`
[INFO] [stdout]    |
[INFO] [stdout] 63 |         &["push", "str", ref n @ ..] => stack.push(Expr::Str(String::from(n.join(" ")))),
[INFO] [stdout]    |                                ^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `smallstack`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `Command { std: "docker" "inspect" "4f7eb4036008df4c77b2afd2032fefb31cc9a92e91f03ba950dae986bdfbc89b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4f7eb4036008df4c77b2afd2032fefb31cc9a92e91f03ba950dae986bdfbc89b", kill_on_drop: false }`
[INFO] [stdout] 4f7eb4036008df4c77b2afd2032fefb31cc9a92e91f03ba950dae986bdfbc89b