[INFO] cloning repository https://github.com/Caleb-Barger/rusty-calculator
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Caleb-Barger/rusty-calculator" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCaleb-Barger%2Frusty-calculator", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCaleb-Barger%2Frusty-calculator'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 9554fc2210426d20e2ff8e481bb1f702337bf032
[INFO] checking Caleb-Barger/rusty-calculator against master#b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18 for pr-79470
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCaleb-Barger%2Frusty-calculator" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Caleb-Barger/rusty-calculator on toolchain b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Caleb-Barger/rusty-calculator
[INFO] finished tweaking git repo https://github.com/Caleb-Barger/rusty-calculator
[INFO] tweaked toml for git repo https://github.com/Caleb-Barger/rusty-calculator written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/Caleb-Barger/rusty-calculator already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18" "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] 011560940e7e0ac3ad9ab75779defe0065ee424228b45098419db1b4afb7a35e
[INFO] running `Command { std: "docker" "start" "-a" "011560940e7e0ac3ad9ab75779defe0065ee424228b45098419db1b4afb7a35e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "011560940e7e0ac3ad9ab75779defe0065ee424228b45098419db1b4afb7a35e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "011560940e7e0ac3ad9ab75779defe0065ee424228b45098419db1b4afb7a35e", kill_on_drop: false }`
[INFO] [stdout] 011560940e7e0ac3ad9ab75779defe0065ee424228b45098419db1b4afb7a35e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 10219c82b78441e220d6aae3f59fbcdb745178f657fb8122e1686712c53d65a7
[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" "10219c82b78441e220d6aae3f59fbcdb745178f657fb8122e1686712c53d65a7", kill_on_drop: false }`
[INFO] [stderr]     Checking calc v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0308]: `match` arms have incompatible types
[INFO] [stdout]    --> src/main.rs:117:30
[INFO] [stdout]     |
[INFO] [stdout] 110 |                       match t.kind {
[INFO] [stdout]     |                       ------------ `match` arms have incompatible types
[INFO] [stdout] 111 |                           Kind::Operator(o) => {
[INFO] [stdout] 112 | /                             match o.as_str() {
[INFO] [stdout] 113 | |                                 ")" => return d,
[INFO] [stdout] 114 | |                                 _ => panic!("expected )"),
[INFO] [stdout] 115 | |                             }
[INFO] [stdout]     | |_____________________________- this is found to be of type `f32`
[INFO] [stdout] 116 |                           },
[INFO] [stdout] 117 |                           _ => (),
[INFO] [stdout]     |                                ^^ expected `f32`, found `()`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `calc`
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] 
[INFO] [stdout] error[E0308]: `match` arms have incompatible types
[INFO] [stdout]    --> src/main.rs:117:30
[INFO] [stdout]     |
[INFO] [stdout] 110 |                       match t.kind {
[INFO] [stdout]     |                       ------------ `match` arms have incompatible types
[INFO] [stdout] 111 |                           Kind::Operator(o) => {
[INFO] [stdout] 112 | /                             match o.as_str() {
[INFO] [stdout] 113 | |                                 ")" => return d,
[INFO] [stdout] 114 | |                                 _ => panic!("expected )"),
[INFO] [stdout] 115 | |                             }
[INFO] [stdout]     | |_____________________________- this is found to be of type `f32`
[INFO] [stdout] 116 |                           },
[INFO] [stdout] 117 |                           _ => (),
[INFO] [stdout]     |                                ^^ expected `f32`, found `()`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stdout] For more information about this error, try `rustc --explain E0308`.
[INFO] [stdout] 
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[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" "10219c82b78441e220d6aae3f59fbcdb745178f657fb8122e1686712c53d65a7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "10219c82b78441e220d6aae3f59fbcdb745178f657fb8122e1686712c53d65a7", kill_on_drop: false }`
[INFO] [stdout] 10219c82b78441e220d6aae3f59fbcdb745178f657fb8122e1686712c53d65a7