[INFO] cloning repository https://github.com/rgruesbeck/rust-sandbox
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/rgruesbeck/rust-sandbox" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frgruesbeck%2Frust-sandbox", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frgruesbeck%2Frust-sandbox'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] dc0ba3708a641b9f17a9f84ace57b5497fcad5d5
[INFO] testing rgruesbeck/rust-sandbox against 1.60.0 for beta-1.61-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frgruesbeck%2Frust-sandbox" "/workspace/builds/worker-30/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-30/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/rgruesbeck/rust-sandbox on toolchain 1.60.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/rgruesbeck/rust-sandbox
[INFO] finished tweaking git repo https://github.com/rgruesbeck/rust-sandbox
[INFO] tweaked toml for git repo https://github.com/rgruesbeck/rust-sandbox written to /workspace/builds/worker-30/source/Cargo.toml
[INFO] crate git repo https://github.com/rgruesbeck/rust-sandbox already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "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-30/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-30/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" "+1.60.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 29c2ba2867ff8d0c70f260705ebddbaf005b1347d2c7cb95cdd6dabd9b25b5f5
[INFO] running `Command { std: "docker" "start" "-a" "29c2ba2867ff8d0c70f260705ebddbaf005b1347d2c7cb95cdd6dabd9b25b5f5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "29c2ba2867ff8d0c70f260705ebddbaf005b1347d2c7cb95cdd6dabd9b25b5f5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "29c2ba2867ff8d0c70f260705ebddbaf005b1347d2c7cb95cdd6dabd9b25b5f5", kill_on_drop: false }`
[INFO] [stdout] 29c2ba2867ff8d0c70f260705ebddbaf005b1347d2c7cb95cdd6dabd9b25b5f5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-30/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-30/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" "+1.60.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2dcf82d2c54c62da1bd3940829acedff01869dea320728405b4f5e811efe5d0e
[INFO] running `Command { std: "docker" "start" "-a" "2dcf82d2c54c62da1bd3940829acedff01869dea320728405b4f5e811efe5d0e", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling primitives v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `param_a`
[INFO] [stdout]    --> src/main.rs:139:18
[INFO] [stdout]     |
[INFO] [stdout] 139 | fn some_function(param_a: f32, param_b: i128) -> f32 {
[INFO] [stdout]     |                  ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_param_a`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `param_b`
[INFO] [stdout]    --> src/main.rs:139:32
[INFO] [stdout]     |
[INFO] [stdout] 139 | fn some_function(param_a: f32, param_b: i128) -> f32 {
[INFO] [stdout]     |                                ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_param_b`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `some_function`
[INFO] [stdout]    --> src/main.rs:139:4
[INFO] [stdout]     |
[INFO] [stdout] 139 | fn some_function(param_a: f32, param_b: i128) -> f32 {
[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] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.56s
[INFO] running `Command { std: "docker" "inspect" "2dcf82d2c54c62da1bd3940829acedff01869dea320728405b4f5e811efe5d0e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2dcf82d2c54c62da1bd3940829acedff01869dea320728405b4f5e811efe5d0e", kill_on_drop: false }`
[INFO] [stdout] 2dcf82d2c54c62da1bd3940829acedff01869dea320728405b4f5e811efe5d0e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-30/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-30/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" "+1.60.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6e685a16699d86b52925c3850f6d08bc0ee8649db765ad24ec67b13d54bad137
[INFO] running `Command { std: "docker" "start" "-a" "6e685a16699d86b52925c3850f6d08bc0ee8649db765ad24ec67b13d54bad137", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling primitives v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `param_a`
[INFO] [stdout]    --> src/main.rs:139:18
[INFO] [stdout]     |
[INFO] [stdout] 139 | fn some_function(param_a: f32, param_b: i128) -> f32 {
[INFO] [stdout]     |                  ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_param_a`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `param_b`
[INFO] [stdout]    --> src/main.rs:139:32
[INFO] [stdout]     |
[INFO] [stdout] 139 | fn some_function(param_a: f32, param_b: i128) -> f32 {
[INFO] [stdout]     |                                ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_param_b`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `some_function`
[INFO] [stdout]    --> src/main.rs:139:4
[INFO] [stdout]     |
[INFO] [stdout] 139 | fn some_function(param_a: f32, param_b: i128) -> f32 {
[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] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 17.05s
[INFO] running `Command { std: "docker" "inspect" "6e685a16699d86b52925c3850f6d08bc0ee8649db765ad24ec67b13d54bad137", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6e685a16699d86b52925c3850f6d08bc0ee8649db765ad24ec67b13d54bad137", kill_on_drop: false }`
[INFO] [stdout] 6e685a16699d86b52925c3850f6d08bc0ee8649db765ad24ec67b13d54bad137
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-30/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-30/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" "+1.60.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 80b0eebf6c1065491034c0ebb717c084b6e4ca375f6d8c7e7eb3ef031bb4f7ba
[INFO] running `Command { std: "docker" "start" "-a" "80b0eebf6c1065491034c0ebb717c084b6e4ca375f6d8c7e7eb3ef031bb4f7ba", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr] warning: unused variable: `param_a`
[INFO] [stderr]    --> src/main.rs:139:18
[INFO] [stderr]     |
[INFO] [stderr] 139 | fn some_function(param_a: f32, param_b: i128) -> f32 {
[INFO] [stderr]     |                  ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_param_a`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `param_b`
[INFO] [stderr]    --> src/main.rs:139:32
[INFO] [stderr]     |
[INFO] [stderr] 139 | fn some_function(param_a: f32, param_b: i128) -> f32 {
[INFO] [stderr]     |                                ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_param_b`
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `some_function`
[INFO] [stderr]    --> src/main.rs:139:4
[INFO] [stderr]     |
[INFO] [stderr] 139 | fn some_function(param_a: f32, param_b: i128) -> f32 {
[INFO] [stderr]     |    ^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `primitives` (bin "primitives" test) generated 3 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.10s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/primitives-e5516f9839493fe2)
[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" "80b0eebf6c1065491034c0ebb717c084b6e4ca375f6d8c7e7eb3ef031bb4f7ba", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "80b0eebf6c1065491034c0ebb717c084b6e4ca375f6d8c7e7eb3ef031bb4f7ba", kill_on_drop: false }`
[INFO] [stdout] 80b0eebf6c1065491034c0ebb717c084b6e4ca375f6d8c7e7eb3ef031bb4f7ba