[INFO] cloning repository https://github.com/Cdmium/rust_zen
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Cdmium/rust_zen" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCdmium%2Frust_zen", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCdmium%2Frust_zen'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 5b037b8a889e6d49c91785e0de88ef8013f97301
[INFO] checking Cdmium/rust_zen against try#4a23c45c7893f1416456144e3883cc48ea91722e for pr-82322
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCdmium%2Frust_zen" "/workspace/builds/worker-11/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-11/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Cdmium/rust_zen on toolchain 4a23c45c7893f1416456144e3883cc48ea91722e
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4a23c45c7893f1416456144e3883cc48ea91722e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Cdmium/rust_zen
[INFO] finished tweaking git repo https://github.com/Cdmium/rust_zen
[INFO] tweaked toml for git repo https://github.com/Cdmium/rust_zen written to /workspace/builds/worker-11/source/Cargo.toml
[INFO] crate git repo https://github.com/Cdmium/rust_zen already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4a23c45c7893f1416456144e3883cc48ea91722e" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+4a23c45c7893f1416456144e3883cc48ea91722e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 89154ca7b2205625604a5a9acc32180256aafa8498cb0019953681f8f5379385
[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" "89154ca7b2205625604a5a9acc32180256aafa8498cb0019953681f8f5379385", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "89154ca7b2205625604a5a9acc32180256aafa8498cb0019953681f8f5379385", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "89154ca7b2205625604a5a9acc32180256aafa8498cb0019953681f8f5379385", kill_on_drop: false }`
[INFO] [stdout] 89154ca7b2205625604a5a9acc32180256aafa8498cb0019953681f8f5379385
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+4a23c45c7893f1416456144e3883cc48ea91722e" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 20f6f779d967b6efc5fcf6a1208bc5b005d2184cfe3fc2287f570b484a38480a
[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" "20f6f779d967b6efc5fcf6a1208bc5b005d2184cfe3fc2287f570b484a38480a", kill_on_drop: false }`
[INFO] [stderr]     Checking rust_zen v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `p`
[INFO] [stdout]  --> src/main.rs:3:24
[INFO] [stdout]   |
[INFO] [stdout] 3 |     fn set_page(&self, p: i32) {
[INFO] [stdout]   |                        ^ help: if this is intentional, prefix it with an underscore: `_p`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `num`
[INFO] [stdout]  --> src/main.rs:8:27
[INFO] [stdout]   |
[INFO] [stdout] 8 |     fn set_perpage(&self, num: i32) {
[INFO] [stdout]   |                           ^^^ help: if this is intentional, prefix it with an underscore: `_num`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `page`
[INFO] [stdout]   --> src/main.rs:12:21
[INFO] [stdout]    |
[INFO] [stdout] 12 | struct MyPaginate { page: i32 }
[INFO] [stdout]    |                     ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `p`
[INFO] [stdout]  --> src/main.rs:3:24
[INFO] [stdout]   |
[INFO] [stdout] 3 |     fn set_page(&self, p: i32) {
[INFO] [stdout]   |                        ^ help: if this is intentional, prefix it with an underscore: `_p`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `num`
[INFO] [stdout]  --> src/main.rs:8:27
[INFO] [stdout]   |
[INFO] [stdout] 8 |     fn set_perpage(&self, num: i32) {
[INFO] [stdout]   |                           ^^^ help: if this is intentional, prefix it with an underscore: `_num`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `page`
[INFO] [stdout]   --> src/main.rs:12:21
[INFO] [stdout]    |
[INFO] [stdout] 12 | struct MyPaginate { page: i32 }
[INFO] [stdout]    |                     ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.69s
[INFO] running `Command { std: "docker" "inspect" "20f6f779d967b6efc5fcf6a1208bc5b005d2184cfe3fc2287f570b484a38480a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "20f6f779d967b6efc5fcf6a1208bc5b005d2184cfe3fc2287f570b484a38480a", kill_on_drop: false }`
[INFO] [stdout] 20f6f779d967b6efc5fcf6a1208bc5b005d2184cfe3fc2287f570b484a38480a