[INFO] cloning repository https://github.com/iusserhat/Proof_of_stake
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/iusserhat/Proof_of_stake" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fiusserhat%2FProof_of_stake", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fiusserhat%2FProof_of_stake'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 5c6cde2a20488f59a97f484531b999c64beca376
[INFO] checking iusserhat/Proof_of_stake against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fiusserhat%2FProof_of_stake" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/iusserhat/Proof_of_stake
[INFO] finished tweaking git repo https://github.com/iusserhat/Proof_of_stake
[INFO] tweaked toml for git repo https://github.com/iusserhat/Proof_of_stake written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/iusserhat/Proof_of_stake on toolchain 4f260f0f20b3133d20cfb50353c0221943af5796
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/iusserhat/Proof_of_stake already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded thiserror v1.0.59
[INFO] [stderr]   Downloaded thiserror-impl v1.0.59
[INFO] [stderr]   Downloaded tungstenite v0.16.0
[INFO] [stderr]   Downloaded tokio-tungstenite v0.16.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 184fdf3f5c87f19d2fd2db2ba0930b04a11899358153d73831b53ffc2313fe1f
[INFO] running `Command { std: "docker" "start" "-a" "184fdf3f5c87f19d2fd2db2ba0930b04a11899358153d73831b53ffc2313fe1f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "184fdf3f5c87f19d2fd2db2ba0930b04a11899358153d73831b53ffc2313fe1f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "184fdf3f5c87f19d2fd2db2ba0930b04a11899358153d73831b53ffc2313fe1f", kill_on_drop: false }`
[INFO] [stdout] 184fdf3f5c87f19d2fd2db2ba0930b04a11899358153d73831b53ffc2313fe1f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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 -Dunmustuse_in_always_ok" "-e" "RUSTDOCFLAGS=--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1ce5e29d21f0b2443dc25a35c88775b6cc29dcee1c9471c065907dd7264de73d
[INFO] running `Command { std: "docker" "start" "-a" "1ce5e29d21f0b2443dc25a35c88775b6cc29dcee1c9471c065907dd7264de73d", kill_on_drop: false }`
[INFO] [stderr]     Checking futures-core v0.3.30
[INFO] [stderr]    Compiling thiserror v1.0.59
[INFO] [stderr]     Checking getrandom v0.2.14
[INFO] [stderr]    Compiling lock_api v0.4.12
[INFO] [stderr]     Checking parking_lot_core v0.9.10
[INFO] [stderr]    Compiling cc v1.0.95
[INFO] [stderr]     Checking generic-array v0.14.7
[INFO] [stderr]    Compiling serde v1.0.199
[INFO] [stderr]     Checking socket2 v0.5.6
[INFO] [stderr]     Checking num_cpus v1.16.0
[INFO] [stderr]    Compiling futures-macro v0.3.30
[INFO] [stderr]    Compiling thiserror-impl v1.0.59
[INFO] [stderr]     Checking url v2.5.0
[INFO] [stderr]    Compiling serde_derive v1.0.199
[INFO] [stderr]    Compiling tokio-macros v2.2.0
[INFO] [stderr]     Checking signal-hook-registry v1.4.2
[INFO] [stderr]     Checking futures-channel v0.3.30
[INFO] [stderr]     Checking once_cell v1.19.0
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking parking_lot v0.12.2
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking block-buffer v0.9.0
[INFO] [stderr]     Checking digest v0.9.0
[INFO] [stderr]     Checking sha-1 v0.9.8
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking tokio v1.37.0
[INFO] [stderr]     Checking futures-util v0.3.30
[INFO] [stderr]    Compiling ring v0.16.20
[INFO] [stderr]     Checking tungstenite v0.16.0
[INFO] [stderr]     Checking futures-executor v0.3.30
[INFO] [stderr]     Checking futures v0.3.30
[INFO] [stderr]     Checking tokio-tungstenite v0.16.1
[INFO] [stderr]     Checking serde_json v1.0.116
[INFO] [stderr]     Checking blockchain v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.65s
[INFO] running `Command { std: "docker" "inspect" "1ce5e29d21f0b2443dc25a35c88775b6cc29dcee1c9471c065907dd7264de73d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1ce5e29d21f0b2443dc25a35c88775b6cc29dcee1c9471c065907dd7264de73d", kill_on_drop: false }`
[INFO] [stdout] 1ce5e29d21f0b2443dc25a35c88775b6cc29dcee1c9471c065907dd7264de73d