[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 1.45.2 for beta-1.46-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frgruesbeck%2Frust-sandbox" "/workspace/builds/worker-2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/rgruesbeck/rust-sandbox on toolchain 1.45.2
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.45.2" "read-manifest" "--manifest-path" "Cargo.toml", 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-2/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" "+1.45.2" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+1.45.2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 56d95fcf057b827af5ff54cda5b6982af2e79e2e962da167522f59e8be085c39
[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" "56d95fcf057b827af5ff54cda5b6982af2e79e2e962da167522f59e8be085c39", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "56d95fcf057b827af5ff54cda5b6982af2e79e2e962da167522f59e8be085c39", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "56d95fcf057b827af5ff54cda5b6982af2e79e2e962da167522f59e8be085c39", kill_on_drop: false }`
[INFO] [stdout] 56d95fcf057b827af5ff54cda5b6982af2e79e2e962da167522f59e8be085c39
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+1.45.2" "build" "--frozen" "--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] 7da7e108a597a6c7058611ea1f4426052f095d065bdf2c9ca31540c6e8937847
[INFO] running `Command { std: "docker" "start" "-a" "7da7e108a597a6c7058611ea1f4426052f095d065bdf2c9ca31540c6e8937847", 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 13.80s
[INFO] running `Command { std: "docker" "inspect" "7da7e108a597a6c7058611ea1f4426052f095d065bdf2c9ca31540c6e8937847", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7da7e108a597a6c7058611ea1f4426052f095d065bdf2c9ca31540c6e8937847", kill_on_drop: false }`
[INFO] [stdout] 7da7e108a597a6c7058611ea1f4426052f095d065bdf2c9ca31540c6e8937847
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+1.45.2" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 23958b7f57265931d78417698625d0f900017b489740f33d01f85581ff711022
[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" "23958b7f57265931d78417698625d0f900017b489740f33d01f85581ff711022", kill_on_drop: false }`
[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 0.55s
[INFO] running `Command { std: "docker" "inspect" "23958b7f57265931d78417698625d0f900017b489740f33d01f85581ff711022", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "23958b7f57265931d78417698625d0f900017b489740f33d01f85581ff711022", kill_on_drop: false }`
[INFO] [stdout] 23958b7f57265931d78417698625d0f900017b489740f33d01f85581ff711022
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+1.45.2" "test" "--frozen", 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] 1b289550039f3f645c05d1a16a021f889a6476837f50b32b8facfc7d04824901
[INFO] running `Command { std: "docker" "start" "-a" "1b289550039f3f645c05d1a16a021f889a6476837f50b32b8facfc7d04824901", kill_on_drop: false }`
[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: 3 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/primitives-ce839b0f299c5269
[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
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "1b289550039f3f645c05d1a16a021f889a6476837f50b32b8facfc7d04824901", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1b289550039f3f645c05d1a16a021f889a6476837f50b32b8facfc7d04824901", kill_on_drop: false }`
[INFO] [stdout] 1b289550039f3f645c05d1a16a021f889a6476837f50b32b8facfc7d04824901