[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] testing b-m-ward/rusto against beta-2022-04-10 for beta-1.61-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fb-m-ward%2Frusto" "/workspace/builds/worker-52/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-52/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/b-m-ward/rusto on toolchain beta-2022-04-10
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "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-52/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" "+beta-2022-04-10" "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-52/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-52/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 46046da675062bbf934ddb423f5975b130b6420ac1030563b9bc707c5b71db84
[INFO] running `Command { std: "docker" "start" "-a" "46046da675062bbf934ddb423f5975b130b6420ac1030563b9bc707c5b71db84", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "46046da675062bbf934ddb423f5975b130b6420ac1030563b9bc707c5b71db84", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "46046da675062bbf934ddb423f5975b130b6420ac1030563b9bc707c5b71db84", kill_on_drop: false }`
[INFO] [stdout] 46046da675062bbf934ddb423f5975b130b6420ac1030563b9bc707c5b71db84
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-52/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-52/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=warn" "-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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4bc67d9a36dd97d0bc75d1b869a3126d6663108064f1808c34d5003b56c4fc7c
[INFO] running `Command { std: "docker" "start" "-a" "4bc67d9a36dd97d0bc75d1b869a3126d6663108064f1808c34d5003b56c4fc7c", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.76
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling ppv-lite86 v0.2.9
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling 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: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 40.11s
[INFO] running `Command { std: "docker" "inspect" "4bc67d9a36dd97d0bc75d1b869a3126d6663108064f1808c34d5003b56c4fc7c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4bc67d9a36dd97d0bc75d1b869a3126d6663108064f1808c34d5003b56c4fc7c", kill_on_drop: false }`
[INFO] [stdout] 4bc67d9a36dd97d0bc75d1b869a3126d6663108064f1808c34d5003b56c4fc7c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-52/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-52/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=warn" "-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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 75d2d6cc3d1c203fd3c3e8cf6c8ed61ad4c08dd42f517281a58ee16e71f4ebe3
[INFO] running `Command { std: "docker" "start" "-a" "75d2d6cc3d1c203fd3c3e8cf6c8ed61ad4c08dd42f517281a58ee16e71f4ebe3", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling 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: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.78s
[INFO] [stderr]   Executable unittests src/main.rs (/opt/rustwide/target/debug/deps/rusto-8c10aec70a8b7fcb)
[INFO] running `Command { std: "docker" "inspect" "75d2d6cc3d1c203fd3c3e8cf6c8ed61ad4c08dd42f517281a58ee16e71f4ebe3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "75d2d6cc3d1c203fd3c3e8cf6c8ed61ad4c08dd42f517281a58ee16e71f4ebe3", kill_on_drop: false }`
[INFO] [stdout] 75d2d6cc3d1c203fd3c3e8cf6c8ed61ad4c08dd42f517281a58ee16e71f4ebe3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-52/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-52/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=warn" "-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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 3aab08f4b047166966c9f8bd31618be8573dbd37bf1615a542c05f22fa4d967a
[INFO] running `Command { std: "docker" "start" "-a" "3aab08f4b047166966c9f8bd31618be8573dbd37bf1615a542c05f22fa4d967a", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr] warning: constant is never used: `MAX_OPTS`
[INFO] [stderr]  --> src/guessing.rs:5:1
[INFO] [stderr]   |
[INFO] [stderr] 5 | pub const MAX_OPTS: u32 = 100000;
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `remainder`
[INFO] [stderr]  --> src/funcs.rs:6:8
[INFO] [stderr]   |
[INFO] [stderr] 6 | pub fn remainder(input_num: i32, divisor: i32) -> i32 {
[INFO] [stderr]   |        ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `rusto` (bin "rusto" test) generated 2 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.42s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/rusto-8c10aec70a8b7fcb)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "3aab08f4b047166966c9f8bd31618be8573dbd37bf1615a542c05f22fa4d967a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3aab08f4b047166966c9f8bd31618be8573dbd37bf1615a542c05f22fa4d967a", kill_on_drop: false }`
[INFO] [stdout] 3aab08f4b047166966c9f8bd31618be8573dbd37bf1615a542c05f22fa4d967a