[INFO] updating cached repository https://github.com/sisou/nimiq-rust-miner
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/big/crater/work/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] aa091a492dc0ff43b4e7a8624ae2644487bb3ede
[INFO] testing sisou/nimiq-rust-miner against 1.38.0 for beta-1.39-1
[INFO] running `"git" "clone" "work/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsisou%2Fnimiq-rust-miner" "work/builds/worker-7/source"`
[INFO] [stderr] Cloning into 'work/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/sisou/nimiq-rust-miner on toolchain 1.38.0
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+1.38.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/sisou/nimiq-rust-miner
[INFO] finished tweaking git repo https://github.com/sisou/nimiq-rust-miner
[INFO] tweaked toml for git repo https://github.com/sisou/nimiq-rust-miner written to work/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/sisou/nimiq-rust-miner already has a lockfile, it will not be regenerated
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+1.38.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-7/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-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" "/opt/rustwide/cargo-home/bin/cargo" "+1.38.0" "build" "--frozen"`
[INFO] [stdout] 0f67e466c5dc623ac6edf03b468ea57d55f3a0d4b5e87def975f71a237a038d5
[INFO] running `"docker" "start" "-a" "0f67e466c5dc623ac6edf03b468ea57d55f3a0d4b5e87def975f71a237a038d5"`
[INFO] [stderr]    Compiling u256 v0.1.0
[INFO] [stderr]    Compiling blake2-rfc v0.2.18
[INFO] [stderr]    Compiling serde_json v1.0.13
[INFO] [stderr]    Compiling thread-id v3.3.0
[INFO] [stderr]    Compiling serde_derive_internals v0.22.1
[INFO] [stderr]    Compiling rust-argon2 v0.3.0
[INFO] [stderr]    Compiling serde_derive v1.0.35
[INFO] [stderr]    Compiling flame v0.2.2
[INFO] [stderr]    Compiling rust_miner v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: the item `argon2` is imported redundantly
[INFO] [stderr]   --> src/main.rs:37:18
[INFO] [stderr]    |
[INFO] [stderr] 1  | extern crate argon2;
[INFO] [stderr]    | -------------------- the item `argon2` is already imported here
[INFO] [stderr] ...
[INFO] [stderr] 37 |     use argon2::{self, Config, ThreadMode, Variant, Version};
[INFO] [stderr]    |                  ^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 9.49s
[INFO] running `"docker" "inspect" "0f67e466c5dc623ac6edf03b468ea57d55f3a0d4b5e87def975f71a237a038d5"`
[INFO] running `"docker" "rm" "-f" "0f67e466c5dc623ac6edf03b468ea57d55f3a0d4b5e87def975f71a237a038d5"`
[INFO] [stdout] 0f67e466c5dc623ac6edf03b468ea57d55f3a0d4b5e87def975f71a237a038d5
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-7/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-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" "/opt/rustwide/cargo-home/bin/cargo" "+1.38.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] 50dac5192d2f91c8866cc2c5428312a6b1125f712db9710f2dea4c9f1f3b0cc5
[INFO] running `"docker" "start" "-a" "50dac5192d2f91c8866cc2c5428312a6b1125f712db9710f2dea4c9f1f3b0cc5"`
[INFO] [stderr]    Compiling rust_miner v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: the item `argon2` is imported redundantly
[INFO] [stderr]   --> src/main.rs:37:18
[INFO] [stderr]    |
[INFO] [stderr] 1  | extern crate argon2;
[INFO] [stderr]    | -------------------- the item `argon2` is already imported here
[INFO] [stderr] ...
[INFO] [stderr] 37 |     use argon2::{self, Config, ThreadMode, Variant, Version};
[INFO] [stderr]    |                  ^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.08s
[INFO] running `"docker" "inspect" "50dac5192d2f91c8866cc2c5428312a6b1125f712db9710f2dea4c9f1f3b0cc5"`
[INFO] running `"docker" "rm" "-f" "50dac5192d2f91c8866cc2c5428312a6b1125f712db9710f2dea4c9f1f3b0cc5"`
[INFO] [stdout] 50dac5192d2f91c8866cc2c5428312a6b1125f712db9710f2dea4c9f1f3b0cc5
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-7/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-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" "/opt/rustwide/cargo-home/bin/cargo" "+1.38.0" "test" "--frozen"`
[INFO] [stdout] 88f4e4c6f68c979289d1d202d3d25290a7fadd78c9ae7bae4e23378518e20dca
[INFO] running `"docker" "start" "-a" "88f4e4c6f68c979289d1d202d3d25290a7fadd78c9ae7bae4e23378518e20dca"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.13s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/rust_miner-ffaeb845db3f06fa
[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 `"docker" "inspect" "88f4e4c6f68c979289d1d202d3d25290a7fadd78c9ae7bae4e23378518e20dca"`
[INFO] running `"docker" "rm" "-f" "88f4e4c6f68c979289d1d202d3d25290a7fadd78c9ae7bae4e23378518e20dca"`
[INFO] [stdout] 88f4e4c6f68c979289d1d202d3d25290a7fadd78c9ae7bae4e23378518e20dca