[INFO] cloning repository https://github.com/dr4ds/resource-miner
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/dr4ds/resource-miner" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdr4ds%2Fresource-miner", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdr4ds%2Fresource-miner'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 84069a8b81ca24f7616fe1e91a8a68e519762044
[INFO] testing dr4ds/resource-miner against 1.55.0 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdr4ds%2Fresource-miner" "/workspace/builds/worker-6/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/dr4ds/resource-miner on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/dr4ds/resource-miner
[INFO] finished tweaking git repo https://github.com/dr4ds/resource-miner
[INFO] tweaked toml for git repo https://github.com/dr4ds/resource-miner written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/dr4ds/resource-miner already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--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-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", 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] feffcfcf178ca069db0d97d2b8572502474c5029aee0cd71d5d03dcb499e2997
[INFO] running `Command { std: "docker" "start" "-a" "feffcfcf178ca069db0d97d2b8572502474c5029aee0cd71d5d03dcb499e2997", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "feffcfcf178ca069db0d97d2b8572502474c5029aee0cd71d5d03dcb499e2997", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "feffcfcf178ca069db0d97d2b8572502474c5029aee0cd71d5d03dcb499e2997", kill_on_drop: false }`
[INFO] [stdout] feffcfcf178ca069db0d97d2b8572502474c5029aee0cd71d5d03dcb499e2997
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "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] bac58670bd8226d4e56c1d40235bbcf156e498655b8a8c3b9240a29bf6a14e81
[INFO] running `Command { std: "docker" "start" "-a" "bac58670bd8226d4e56c1d40235bbcf156e498655b8a8c3b9240a29bf6a14e81", kill_on_drop: false }`
[INFO] [stderr]    Compiling crunchy v0.1.6
[INFO] [stderr]    Compiling blake3 v0.3.4
[INFO] [stderr]    Compiling bigint v4.4.3
[INFO] [stderr]    Compiling resource-miner v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: associated function is never used: `seed_hex`
[INFO] [stdout]    --> src/main.rs:107:8
[INFO] [stdout]     |
[INFO] [stdout] 107 |     fn seed_hex(&self) -> String {
[INFO] [stdout]     |        ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.47s
[INFO] running `Command { std: "docker" "inspect" "bac58670bd8226d4e56c1d40235bbcf156e498655b8a8c3b9240a29bf6a14e81", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bac58670bd8226d4e56c1d40235bbcf156e498655b8a8c3b9240a29bf6a14e81", kill_on_drop: false }`
[INFO] [stdout] bac58670bd8226d4e56c1d40235bbcf156e498655b8a8c3b9240a29bf6a14e81
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8009c2d09eb2ef93d0192cc8ca1836a05d0939c9ed8957a07f85d343746b8986
[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" "8009c2d09eb2ef93d0192cc8ca1836a05d0939c9ed8957a07f85d343746b8986", kill_on_drop: false }`
[INFO] [stderr]    Compiling resource-miner v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: associated function is never used: `seed_hex`
[INFO] [stdout]    --> src/main.rs:107:8
[INFO] [stdout]     |
[INFO] [stdout] 107 |     fn seed_hex(&self) -> String {
[INFO] [stdout]     |        ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.91s
[INFO] running `Command { std: "docker" "inspect" "8009c2d09eb2ef93d0192cc8ca1836a05d0939c9ed8957a07f85d343746b8986", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8009c2d09eb2ef93d0192cc8ca1836a05d0939c9ed8957a07f85d343746b8986", kill_on_drop: false }`
[INFO] [stdout] 8009c2d09eb2ef93d0192cc8ca1836a05d0939c9ed8957a07f85d343746b8986
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] c734cb581cd49d7b6f8d2dc8a0075d120de9b2903bb6922e32c232675413e28f
[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" "c734cb581cd49d7b6f8d2dc8a0075d120de9b2903bb6922e32c232675413e28f", kill_on_drop: false }`
[INFO] [stderr] warning: associated function is never used: `seed_hex`
[INFO] [stderr]    --> src/main.rs:107:8
[INFO] [stderr]     |
[INFO] [stderr] 107 |     fn seed_hex(&self) -> String {
[INFO] [stderr]     |        ^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `resource-miner` (bin "resource-miner" test) generated 1 warning
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/resource_miner-f53e60f8747c9309)
[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" "c734cb581cd49d7b6f8d2dc8a0075d120de9b2903bb6922e32c232675413e28f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c734cb581cd49d7b6f8d2dc8a0075d120de9b2903bb6922e32c232675413e28f", kill_on_drop: false }`
[INFO] [stdout] c734cb581cd49d7b6f8d2dc8a0075d120de9b2903bb6922e32c232675413e28f