[INFO] cloning repository https://github.com/Niedzwiedzw/rust_blockchain [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Niedzwiedzw/rust_blockchain" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FNiedzwiedzw%2Frust_blockchain", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FNiedzwiedzw%2Frust_blockchain'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 803a90b0b6eee337b1fd8cb679a935cdaa318423 [INFO] testing Niedzwiedzw/rust_blockchain against master#a77da2d454e6caa227a85b16410b95f93495e7e0 for pr-91031 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FNiedzwiedzw%2Frust_blockchain" "/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/Niedzwiedzw/rust_blockchain on toolchain a77da2d454e6caa227a85b16410b95f93495e7e0 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/Niedzwiedzw/rust_blockchain [INFO] finished tweaking git repo https://github.com/Niedzwiedzw/rust_blockchain [INFO] tweaked toml for git repo https://github.com/Niedzwiedzw/rust_blockchain written to /workspace/builds/worker-6/source/Cargo.toml [INFO] crate git repo https://github.com/Niedzwiedzw/rust_blockchain already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "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] ccd88be3944393a91923ae191ea3ae30efea7a613a3231914e117382d095c7ed [INFO] running `Command { std: "docker" "start" "-a" "ccd88be3944393a91923ae191ea3ae30efea7a613a3231914e117382d095c7ed", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "ccd88be3944393a91923ae191ea3ae30efea7a613a3231914e117382d095c7ed", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ccd88be3944393a91923ae191ea3ae30efea7a613a3231914e117382d095c7ed", kill_on_drop: false }` [INFO] [stdout] ccd88be3944393a91923ae191ea3ae30efea7a613a3231914e117382d095c7ed [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=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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] a95ec5ecd7548199afe18a85e90ae2799c3fda3d809e3e045ca80f094183a963 [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" "a95ec5ecd7548199afe18a85e90ae2799c3fda3d809e3e045ca80f094183a963", kill_on_drop: false }` [INFO] [stderr] Compiling typenum v1.10.0 [INFO] [stderr] Compiling byte-tools v0.3.0 [INFO] [stderr] Compiling byteorder v1.2.7 [INFO] [stderr] Compiling opaque-debug v0.2.1 [INFO] [stderr] Compiling block-padding v0.1.2 [INFO] [stderr] Compiling generic-array v0.12.0 [INFO] [stderr] Compiling digest v0.8.0 [INFO] [stderr] Compiling block-buffer v0.7.0 [INFO] [stderr] Compiling sha2 v0.8.0 [INFO] [stderr] Compiling rust-blockchain v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `Sha256` [INFO] [stdout] --> src/blockchain.rs:2:12 [INFO] [stdout] | [INFO] [stdout] 2 | use sha2::{Sha256, Digest}; [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `to_text` [INFO] [stdout] --> src/main.rs:4:36 [INFO] [stdout] | [INFO] [stdout] 4 | use self::blockchain::{BlockChain, to_text}; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Digest` [INFO] [stdout] --> src/blockchain.rs:2:20 [INFO] [stdout] | [INFO] [stdout] 2 | use sha2::{Sha256, Digest}; [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant is never used: `BUFF_SIZE` [INFO] [stdout] --> src/main.rs:10:1 [INFO] [stdout] | [INFO] [stdout] 10 | const BUFF_SIZE: usize = DATA_SIZE + HASH_SIZE; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: type alias is never used: `BlockBuff` [INFO] [stdout] --> src/main.rs:12:1 [INFO] [stdout] | [INFO] [stdout] 12 | type BlockBuff = [u8; BUFF_SIZE]; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 6.08s [INFO] running `Command { std: "docker" "inspect" "a95ec5ecd7548199afe18a85e90ae2799c3fda3d809e3e045ca80f094183a963", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a95ec5ecd7548199afe18a85e90ae2799c3fda3d809e3e045ca80f094183a963", kill_on_drop: false }` [INFO] [stdout] a95ec5ecd7548199afe18a85e90ae2799c3fda3d809e3e045ca80f094183a963 [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=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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 6b81288bec3dbe55fc4d215b56ed8c2445baf7eefce32ada449467a3b1ddad26 [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" "6b81288bec3dbe55fc4d215b56ed8c2445baf7eefce32ada449467a3b1ddad26", kill_on_drop: false }` [INFO] [stderr] Compiling rust-blockchain v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `Sha256` [INFO] [stdout] --> src/blockchain.rs:2:12 [INFO] [stdout] | [INFO] [stdout] 2 | use sha2::{Sha256, Digest}; [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `to_text` [INFO] [stdout] --> src/main.rs:4:36 [INFO] [stdout] | [INFO] [stdout] 4 | use self::blockchain::{BlockChain, to_text}; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Digest` [INFO] [stdout] --> src/blockchain.rs:2:20 [INFO] [stdout] | [INFO] [stdout] 2 | use sha2::{Sha256, Digest}; [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant is never used: `BUFF_SIZE` [INFO] [stdout] --> src/main.rs:10:1 [INFO] [stdout] | [INFO] [stdout] 10 | const BUFF_SIZE: usize = DATA_SIZE + HASH_SIZE; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: type alias is never used: `BlockBuff` [INFO] [stdout] --> src/main.rs:12:1 [INFO] [stdout] | [INFO] [stdout] 12 | type BlockBuff = [u8; BUFF_SIZE]; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.82s [INFO] running `Command { std: "docker" "inspect" "6b81288bec3dbe55fc4d215b56ed8c2445baf7eefce32ada449467a3b1ddad26", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6b81288bec3dbe55fc4d215b56ed8c2445baf7eefce32ada449467a3b1ddad26", kill_on_drop: false }` [INFO] [stdout] 6b81288bec3dbe55fc4d215b56ed8c2445baf7eefce32ada449467a3b1ddad26 [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=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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "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] 251cffe002a00b167c6199b83c2c5c07cadae76594a360775aeb66e272185763 [INFO] running `Command { std: "docker" "start" "-a" "251cffe002a00b167c6199b83c2c5c07cadae76594a360775aeb66e272185763", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] warning: unused import: `Sha256` [INFO] [stderr] --> src/blockchain.rs:2:12 [INFO] [stderr] | [INFO] [stderr] 2 | use sha2::{Sha256, Digest}; [INFO] [stderr] | ^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `to_text` [INFO] [stderr] --> src/main.rs:4:36 [INFO] [stderr] | [INFO] [stderr] 4 | use self::blockchain::{BlockChain, to_text}; [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `Digest` [INFO] [stderr] --> src/blockchain.rs:2:20 [INFO] [stderr] | [INFO] [stderr] 2 | use sha2::{Sha256, Digest}; [INFO] [stderr] | ^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: constant is never used: `BUFF_SIZE` [INFO] [stderr] --> src/main.rs:10:1 [INFO] [stderr] | [INFO] [stderr] 10 | const BUFF_SIZE: usize = DATA_SIZE + HASH_SIZE; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: type alias is never used: `BlockBuff` [INFO] [stderr] --> src/main.rs:12:1 [INFO] [stderr] | [INFO] [stderr] 12 | type BlockBuff = [u8; BUFF_SIZE]; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: `rust-blockchain` (bin "rust-blockchain" test) generated 5 warnings [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.11s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/rust_blockchain-fb591d72810b1406) [INFO] [stdout] [INFO] [stdout] running 1 test [INFO] [stdout] test proof::test_following_zeroes ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "251cffe002a00b167c6199b83c2c5c07cadae76594a360775aeb66e272185763", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "251cffe002a00b167c6199b83c2c5c07cadae76594a360775aeb66e272185763", kill_on_drop: false }` [INFO] [stdout] 251cffe002a00b167c6199b83c2c5c07cadae76594a360775aeb66e272185763