[INFO] cloning repository https://github.com/sisou/nimiq-rust-miner
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/sisou/nimiq-rust-miner" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsisou%2Fnimiq-rust-miner", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsisou%2Fnimiq-rust-miner'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] aa091a492dc0ff43b4e7a8624ae2644487bb3ede
[INFO] checking sisou/nimiq-rust-miner against try#b2f80f6008cdafc35b4472bd46afa16cc6b0cd63 for pr-79470
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsisou%2Fnimiq-rust-miner" "/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/sisou/nimiq-rust-miner on toolchain b2f80f6008cdafc35b4472bd46afa16cc6b0cd63
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b2f80f6008cdafc35b4472bd46afa16cc6b0cd63" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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 /workspace/builds/worker-2/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 `Command { std: "/workspace/cargo-home/bin/cargo" "+b2f80f6008cdafc35b4472bd46afa16cc6b0cd63" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded serde v1.0.35
[INFO] [stderr]   Downloaded serde_derive_internals v0.22.1
[INFO] [stderr]   Downloaded rust-argon2 v0.3.0
[INFO] [stderr]   Downloaded serde_derive v1.0.35
[INFO] [stderr]   Downloaded flame v0.2.2
[INFO] [stderr]   Downloaded u256 v0.1.0
[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" "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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+b2f80f6008cdafc35b4472bd46afa16cc6b0cd63" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] fe8fb5859e881701def6ba2cfec5e4f897ef0507cee4f1237c8963383e2880ff
[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" "fe8fb5859e881701def6ba2cfec5e4f897ef0507cee4f1237c8963383e2880ff", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fe8fb5859e881701def6ba2cfec5e4f897ef0507cee4f1237c8963383e2880ff", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fe8fb5859e881701def6ba2cfec5e4f897ef0507cee4f1237c8963383e2880ff", kill_on_drop: false }`
[INFO] [stdout] fe8fb5859e881701def6ba2cfec5e4f897ef0507cee4f1237c8963383e2880ff
[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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+b2f80f6008cdafc35b4472bd46afa16cc6b0cd63" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 58ca8437aa3d5e178d16b5dfa2dc442f86f10e2abe0b615cbac146283bd86124
[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" "58ca8437aa3d5e178d16b5dfa2dc442f86f10e2abe0b615cbac146283bd86124", kill_on_drop: false }`
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]     Checking nodrop v0.1.12
[INFO] [stderr]     Checking itoa v0.4.1
[INFO] [stderr]     Checking constant_time_eq v0.1.3
[INFO] [stderr]     Checking libc v0.2.39
[INFO] [stderr]     Checking num-traits v0.2.2
[INFO] [stderr]     Checking serde v1.0.35
[INFO] [stderr]     Checking dtoa v0.4.2
[INFO] [stderr]     Checking byteorder v1.2.1
[INFO] [stderr]     Checking rustc-serialize v0.3.24
[INFO] [stderr]     Checking lazy_static v0.2.11
[INFO] [stderr]     Checking safemem v0.2.0
[INFO] [stderr]     Checking u256 v0.1.0
[INFO] [stderr]     Checking arrayvec v0.4.7
[INFO] [stderr]    Compiling proc-macro2 v0.2.3
[INFO] [stderr]     Checking base64 v0.9.0
[INFO] [stderr]     Checking blake2-rfc v0.2.18
[INFO] [stderr]    Compiling quote v0.4.2
[INFO] [stderr]     Checking thread-id v3.3.0
[INFO] [stderr]    Compiling syn v0.12.14
[INFO] [stderr]     Checking rust-argon2 v0.3.0
[INFO] [stderr]    Compiling serde_derive_internals v0.22.1
[INFO] [stderr]     Checking serde_json v1.0.13
[INFO] [stderr]    Compiling serde_derive v1.0.35
[INFO] [stderr]     Checking flame v0.2.2
[INFO] [stderr]     Checking rust_miner v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the item `argon2` is imported redundantly
[INFO] [stdout]   --> src/main.rs:37:18
[INFO] [stdout]    |
[INFO] [stdout] 1  | extern crate argon2;
[INFO] [stdout]    | -------------------- the item `argon2` is already imported here
[INFO] [stdout] ...
[INFO] [stdout] 37 |     use argon2::{self, Config, ThreadMode, Variant, Version};
[INFO] [stdout]    |                  ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `argon2` is imported redundantly
[INFO] [stdout]   --> src/main.rs:37:18
[INFO] [stdout]    |
[INFO] [stdout] 1  | extern crate argon2;
[INFO] [stdout]    | -------------------- the item `argon2` is already imported here
[INFO] [stdout] ...
[INFO] [stdout] 37 |     use argon2::{self, Config, ThreadMode, Variant, Version};
[INFO] [stdout]    |                  ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 31.74s
[INFO] running `Command { std: "docker" "inspect" "58ca8437aa3d5e178d16b5dfa2dc442f86f10e2abe0b615cbac146283bd86124", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "58ca8437aa3d5e178d16b5dfa2dc442f86f10e2abe0b615cbac146283bd86124", kill_on_drop: false }`
[INFO] [stdout] 58ca8437aa3d5e178d16b5dfa2dc442f86f10e2abe0b615cbac146283bd86124