[INFO] cloning repository https://github.com/b-m-ward/rusto
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/b-m-ward/rusto" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fb-m-ward%2Frusto", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fb-m-ward%2Frusto'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 27858399d0e2e5268338128137c5ec0fc43df98a
[INFO] checking b-m-ward/rusto against try#8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8 for pr-82565
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fb-m-ward%2Frusto" "/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/b-m-ward/rusto on toolchain 8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/b-m-ward/rusto
[INFO] finished tweaking git repo https://github.com/b-m-ward/rusto
[INFO] tweaked toml for git repo https://github.com/b-m-ward/rusto written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] crate git repo https://github.com/b-m-ward/rusto already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "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:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0755dd46c9d5a7538f4e9f87d7256a484f70206735ebce99c8500be4ac50acbd
[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" "0755dd46c9d5a7538f4e9f87d7256a484f70206735ebce99c8500be4ac50acbd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0755dd46c9d5a7538f4e9f87d7256a484f70206735ebce99c8500be4ac50acbd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0755dd46c9d5a7538f4e9f87d7256a484f70206735ebce99c8500be4ac50acbd", kill_on_drop: false }`
[INFO] [stdout] 0755dd46c9d5a7538f4e9f87d7256a484f70206735ebce99c8500be4ac50acbd
[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:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "check" "--frozen" "--all" "--all-targets" "--message-format=json", 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] 75cdd8d7f8fb5760449f044f2087e2a3199ad662e17c52407bc3b027ab4311d1
[INFO] running `Command { std: "docker" "start" "-a" "75cdd8d7f8fb5760449f044f2087e2a3199ad662e17c52407bc3b027ab4311d1", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.76
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]     Checking ppv-lite86 v0.2.9
[INFO] [stderr]     Checking getrandom v0.1.14
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking rusto v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: constant is never used: `MAX_OPTS`
[INFO] [stdout]  --> src/guessing.rs:5:1
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub const MAX_OPTS: u32 = 100000;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `remainder`
[INFO] [stdout]  --> src/funcs.rs:6:8
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub fn remainder(input_num: i32, divisor: i32) -> i32 {
[INFO] [stdout]   |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `MAX_OPTS`
[INFO] [stdout]  --> src/guessing.rs:5:1
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub const MAX_OPTS: u32 = 100000;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `remainder`
[INFO] [stdout]  --> src/funcs.rs:6:8
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub fn remainder(input_num: i32, divisor: i32) -> i32 {
[INFO] [stdout]   |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.46s
[INFO] running `Command { std: "docker" "inspect" "75cdd8d7f8fb5760449f044f2087e2a3199ad662e17c52407bc3b027ab4311d1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "75cdd8d7f8fb5760449f044f2087e2a3199ad662e17c52407bc3b027ab4311d1", kill_on_drop: false }`
[INFO] [stdout] 75cdd8d7f8fb5760449f044f2087e2a3199ad662e17c52407bc3b027ab4311d1