[INFO] cloning repository https://github.com/sammartin51/gamma [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/sammartin51/gamma" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsammartin51%2Fgamma", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsammartin51%2Fgamma'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 8b9af73f8d8b518784dd9ca0b4a73b61eee9e040 [INFO] checking sammartin51/gamma against try#f47dd4da3ae8c32c9e65d307bfe640b143e674df for pr-77526 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsammartin51%2Fgamma" "/workspace/builds/worker-13/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-13/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/sammartin51/gamma on toolchain f47dd4da3ae8c32c9e65d307bfe640b143e674df [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/sammartin51/gamma [INFO] finished tweaking git repo https://github.com/sammartin51/gamma [INFO] tweaked toml for git repo https://github.com/sammartin51/gamma written to /workspace/builds/worker-13/source/Cargo.toml [INFO] crate git repo https://github.com/sammartin51/gamma already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 75a57ce3b300544aba4a5ea8413791b3bec485ca00da0a199923c0f2e9003935 [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" "75a57ce3b300544aba4a5ea8413791b3bec485ca00da0a199923c0f2e9003935", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "75a57ce3b300544aba4a5ea8413791b3bec485ca00da0a199923c0f2e9003935", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "75a57ce3b300544aba4a5ea8413791b3bec485ca00da0a199923c0f2e9003935", kill_on_drop: false }` [INFO] [stdout] 75a57ce3b300544aba4a5ea8413791b3bec485ca00da0a199923c0f2e9003935 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 5578095b79cb44e2a235c0afd2f1aabafca8510515537b0f1386aface874780a [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" "5578095b79cb44e2a235c0afd2f1aabafca8510515537b0f1386aface874780a", kill_on_drop: false }` [INFO] [stderr] Checking libc v0.2.23 [INFO] [stderr] Checking text_io v0.1.6 [INFO] [stderr] Checking num-integer v0.1.34 [INFO] [stderr] Checking num-iter v0.1.33 [INFO] [stderr] Checking time v0.1.37 [INFO] [stderr] Checking num v0.1.37 [INFO] [stderr] Checking chrono v0.3.1 [INFO] [stderr] Checking hello_world v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] error[E0308]: mismatched types [INFO] [stdout] --> src/main.rs:44:18 [INFO] [stdout] | [INFO] [stdout] 44 | _ => println!("try again") [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ expected struct `NodeZipper`, found `()` [INFO] [stdout] | [INFO] [stdout] = note: expected struct `NodeZipper` [INFO] [stdout] found unit type `()` [INFO] [stdout] = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [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 E0308`. [INFO] [stdout] [INFO] [stderr] error: could not compile `hello_world` [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] [stdout] error[E0308]: mismatched types [INFO] [stdout] --> src/main.rs:44:18 [INFO] [stdout] | [INFO] [stdout] 44 | _ => println!("try again") [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ expected struct `NodeZipper`, found `()` [INFO] [stdout] | [INFO] [stdout] = note: expected struct `NodeZipper` [INFO] [stdout] found unit type `()` [INFO] [stdout] = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [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 E0308`. [INFO] [stdout] [INFO] [stderr] error: build failed [INFO] running `Command { std: "docker" "inspect" "5578095b79cb44e2a235c0afd2f1aabafca8510515537b0f1386aface874780a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5578095b79cb44e2a235c0afd2f1aabafca8510515537b0f1386aface874780a", kill_on_drop: false }` [INFO] [stdout] 5578095b79cb44e2a235c0afd2f1aabafca8510515537b0f1386aface874780a