[INFO] cloning repository https://github.com/Nicholas-Rotondo/Arcanum [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Nicholas-Rotondo/Arcanum" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FNicholas-Rotondo%2FArcanum", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FNicholas-Rotondo%2FArcanum'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] eda0c33c2fac53993a2ca37456feac2eba2173bf [INFO] checking Nicholas-Rotondo/Arcanum against try#8a0378607d6b34c242e3bfa75554871be641864b for pr-143028 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FNicholas-Rotondo%2FArcanum" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/Nicholas-Rotondo/Arcanum [INFO] finished tweaking git repo https://github.com/Nicholas-Rotondo/Arcanum [INFO] tweaked toml for git repo https://github.com/Nicholas-Rotondo/Arcanum written to /workspace/builds/worker-0-tc2/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/Nicholas-Rotondo/Arcanum on toolchain 8a0378607d6b34c242e3bfa75554871be641864b [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8a0378607d6b34c242e3bfa75554871be641864b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/Nicholas-Rotondo/Arcanum 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" "+8a0378607d6b34c242e3bfa75554871be641864b" "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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8a0378607d6b34c242e3bfa75554871be641864b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] e60063e95d44999c2ce92b8448bf1fa22bd175ad4c84fe5bf0fd16abfe55e494 [INFO] running `Command { std: "docker" "start" "-a" "e60063e95d44999c2ce92b8448bf1fa22bd175ad4c84fe5bf0fd16abfe55e494", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "e60063e95d44999c2ce92b8448bf1fa22bd175ad4c84fe5bf0fd16abfe55e494", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e60063e95d44999c2ce92b8448bf1fa22bd175ad4c84fe5bf0fd16abfe55e494", kill_on_drop: false }` [INFO] [stdout] e60063e95d44999c2ce92b8448bf1fa22bd175ad4c84fe5bf0fd16abfe55e494 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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" "-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8a0378607d6b34c242e3bfa75554871be641864b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 000837554b3f086857266f4cae51ff97c790e330ed6f2be754faccacbb33f669 [INFO] running `Command { std: "docker" "start" "-a" "000837554b3f086857266f4cae51ff97c790e330ed6f2be754faccacbb33f669", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.81 [INFO] [stderr] Compiling version_check v0.9.4 [INFO] [stderr] Compiling typenum v1.17.0 [INFO] [stderr] Compiling serde v1.0.199 [INFO] [stderr] Compiling autocfg v1.2.0 [INFO] [stderr] Compiling serde_json v1.0.116 [INFO] [stderr] Checking itoa v1.0.11 [INFO] [stderr] Checking iana-time-zone v0.1.60 [INFO] [stderr] Checking cpufeatures v0.2.12 [INFO] [stderr] Checking ryu v1.0.17 [INFO] [stderr] Checking cfg-if v1.0.0 [INFO] [stderr] Compiling generic-array v0.14.7 [INFO] [stderr] Compiling num-traits v0.2.18 [INFO] [stderr] Compiling quote v1.0.36 [INFO] [stderr] Compiling syn v2.0.60 [INFO] [stderr] Checking block-buffer v0.10.4 [INFO] [stderr] Checking crypto-common v0.1.6 [INFO] [stderr] Checking digest v0.10.7 [INFO] [stderr] Checking sha2 v0.10.8 [INFO] [stderr] Compiling serde_derive v1.0.199 [INFO] [stderr] Checking chrono v0.4.38 [INFO] [stderr] Checking Arcanum v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `Sha256` [INFO] [stdout] --> src/main.rs:1:12 [INFO] [stdout] | [INFO] [stdout] 1 | 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: `Sha256` [INFO] [stdout] --> src/main.rs:1:12 [INFO] [stdout] | [INFO] [stdout] 1 | 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: `Digest` [INFO] [stdout] --> src/main.rs:1:20 [INFO] [stdout] | [INFO] [stdout] 1 | use sha2::{Sha256, Digest}; [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Digest` [INFO] [stdout] --> src/main.rs:1:20 [INFO] [stdout] | [INFO] [stdout] 1 | use sha2::{Sha256, Digest}; [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `hash` [INFO] [stdout] --> src/arcanum_block.rs:26:16 [INFO] [stdout] | [INFO] [stdout] 26 | pub fn new(hash: String, previous_hash: String, nonce: u64, id: i64) -> ArcanumBlock { [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_hash` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `hash` [INFO] [stdout] --> src/arcanum_block.rs:26:16 [INFO] [stdout] | [INFO] [stdout] 26 | pub fn new(hash: String, previous_hash: String, nonce: u64, id: i64) -> ArcanumBlock { [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_hash` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `hasher` [INFO] [stdout] --> src/arcanum_block.rs:42:17 [INFO] [stdout] | [INFO] [stdout] 42 | let mut hasher = Sha256::new(); [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_hasher` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `hasher` [INFO] [stdout] --> src/arcanum_block.rs:42:17 [INFO] [stdout] | [INFO] [stdout] 42 | let mut hasher = Sha256::new(); [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_hasher` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/arcanum_block.rs:42:13 [INFO] [stdout] | [INFO] [stdout] 42 | let mut hasher = Sha256::new(); [INFO] [stdout] | ----^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/arcanum_block.rs:42:13 [INFO] [stdout] | [INFO] [stdout] 42 | let mut hasher = Sha256::new(); [INFO] [stdout] | ----^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `ArcanumChain` is never constructed [INFO] [stdout] --> src/arcanum_block.rs:21:8 [INFO] [stdout] | [INFO] [stdout] 21 | struct ArcanumChain { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `ArcanumChain` is never constructed [INFO] [stdout] --> src/arcanum_block.rs:21:8 [INFO] [stdout] | [INFO] [stdout] 21 | struct ArcanumChain { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.87s [INFO] running `Command { std: "docker" "inspect" "000837554b3f086857266f4cae51ff97c790e330ed6f2be754faccacbb33f669", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "000837554b3f086857266f4cae51ff97c790e330ed6f2be754faccacbb33f669", kill_on_drop: false }` [INFO] [stdout] 000837554b3f086857266f4cae51ff97c790e330ed6f2be754faccacbb33f669