[INFO] cloning repository https://github.com/wasimdhamriya/calculator-assignment
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/wasimdhamriya/calculator-assignment" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwasimdhamriya%2Fcalculator-assignment", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwasimdhamriya%2Fcalculator-assignment'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 9722d2cf2af1cfe9d4baee483018edee6b322cbb
[INFO] checking wasimdhamriya/calculator-assignment against master#33fdb797f59421c7bbecaa4588ed5d7a31a9494a for pr-87190-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwasimdhamriya%2Fcalculator-assignment" "/workspace/builds/worker-55/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-55/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/wasimdhamriya/calculator-assignment on toolchain 33fdb797f59421c7bbecaa4588ed5d7a31a9494a
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/wasimdhamriya/calculator-assignment
[INFO] finished tweaking git repo https://github.com/wasimdhamriya/calculator-assignment
[INFO] tweaked toml for git repo https://github.com/wasimdhamriya/calculator-assignment written to /workspace/builds/worker-55/source/Cargo.toml
[INFO] crate git repo https://github.com/wasimdhamriya/calculator-assignment already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-55/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-55/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d6374ee16f5f392cc8893bf30439b292a1ae0e927d1655522bdac26b486fbc97
[INFO] running `Command { std: "docker" "start" "-a" "d6374ee16f5f392cc8893bf30439b292a1ae0e927d1655522bdac26b486fbc97", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d6374ee16f5f392cc8893bf30439b292a1ae0e927d1655522bdac26b486fbc97", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d6374ee16f5f392cc8893bf30439b292a1ae0e927d1655522bdac26b486fbc97", kill_on_drop: false }`
[INFO] [stdout] d6374ee16f5f392cc8893bf30439b292a1ae0e927d1655522bdac26b486fbc97
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-55/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-55/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8519290ece39137e9d747499c7730fa4a5c9577eae3624606b839431ba31740a
[INFO] running `Command { std: "docker" "start" "-a" "8519290ece39137e9d747499c7730fa4a5c9577eae3624606b839431ba31740a", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking calculator v0.1.0 (/opt/rustwide/workdir/calculator)
[INFO] [stdout] warning: type `cal` should have an upper camel case name
[INFO] [stdout]   --> calculator/src/lib.rs:13:16
[INFO] [stdout]    |
[INFO] [stdout] 13 |     pub struct cal
[INFO] [stdout]    |                ^^^ help: convert the identifier to upper camel case (notice the capitalization): `Cal`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_camel_case_types)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking project v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.06s
[INFO] running `Command { std: "docker" "inspect" "8519290ece39137e9d747499c7730fa4a5c9577eae3624606b839431ba31740a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8519290ece39137e9d747499c7730fa4a5c9577eae3624606b839431ba31740a", kill_on_drop: false }`
[INFO] [stdout] 8519290ece39137e9d747499c7730fa4a5c9577eae3624606b839431ba31740a