[INFO] cloning repository https://github.com/hbulgarini/samba-blockchain [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/hbulgarini/samba-blockchain" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhbulgarini%2Fsamba-blockchain", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhbulgarini%2Fsamba-blockchain'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 5f89be53a7e3da3df884b3b4c889c3ace41813c9 [INFO] checking hbulgarini/samba-blockchain against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhbulgarini%2Fsamba-blockchain" "/workspace/builds/worker-1-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/hbulgarini/samba-blockchain on toolchain 385fa9d845dd326c6bbfd58c22244215e431948a [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/hbulgarini/samba-blockchain [INFO] finished tweaking git repo https://github.com/hbulgarini/samba-blockchain [INFO] tweaked toml for git repo https://github.com/hbulgarini/samba-blockchain written to /workspace/builds/worker-1-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/hbulgarini/samba-blockchain 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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 78eed3f7722aca6a495b988a737a4c5c5ace0afabf264e6ad1037d2c1fd23a95 [INFO] running `Command { std: "docker" "start" "-a" "78eed3f7722aca6a495b988a737a4c5c5ace0afabf264e6ad1037d2c1fd23a95", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "78eed3f7722aca6a495b988a737a4c5c5ace0afabf264e6ad1037d2c1fd23a95", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "78eed3f7722aca6a495b988a737a4c5c5ace0afabf264e6ad1037d2c1fd23a95", kill_on_drop: false }` [INFO] [stdout] 78eed3f7722aca6a495b988a737a4c5c5ace0afabf264e6ad1037d2c1fd23a95 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] e5b877b9bf19b2b36a34e69a039d21d2bb5f638d860e57701bfd5ab9c4f15bd1 [INFO] running `Command { std: "docker" "start" "-a" "e5b877b9bf19b2b36a34e69a039d21d2bb5f638d860e57701bfd5ab9c4f15bd1", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.38 [INFO] [stderr] Compiling typenum v1.15.0 [INFO] [stderr] Compiling unicode-xid v0.2.3 [INFO] [stderr] Compiling syn v1.0.94 [INFO] [stderr] Compiling serde_derive v1.0.137 [INFO] [stderr] Compiling serde v1.0.137 [INFO] [stderr] Checking hex v0.4.3 [INFO] [stderr] Compiling generic-array v0.14.5 [INFO] [stderr] Compiling quote v1.0.18 [INFO] [stderr] Checking block-buffer v0.10.2 [INFO] [stderr] Checking crypto-common v0.1.3 [INFO] [stderr] Checking digest v0.10.3 [INFO] [stderr] Checking blake2 v0.10.4 [INFO] [stderr] Checking bincode v1.3.3 [INFO] [stderr] Checking samba-blockchain v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `crate::db::SambaDB` [INFO] [stdout] --> src/main.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | use crate::db::SambaDB; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `crate::transaction::Transaction` [INFO] [stdout] --> src/db.rs:8:5 [INFO] [stdout] | [INFO] [stdout] 8 | use crate::transaction::Transaction; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `DBConnection` [INFO] [stdout] --> src/transaction.rs:2:24 [INFO] [stdout] | [INFO] [stdout] 2 | db::{AccountsList, DBConnection, SambaDB}, [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `crate::db::SambaDB` [INFO] [stdout] --> src/main.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | use crate::db::SambaDB; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `crate::transaction::Transaction` [INFO] [stdout] --> src/db.rs:8:5 [INFO] [stdout] | [INFO] [stdout] 8 | use crate::transaction::Transaction; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `DBConnection` [INFO] [stdout] --> src/transaction.rs:2:24 [INFO] [stdout] | [INFO] [stdout] 2 | db::{AccountsList, DBConnection, SambaDB}, [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `hash` is never read [INFO] [stdout] --> src/merkle_tree.rs:40:25 [INFO] [stdout] | [INFO] [stdout] 40 | let mut hash: String = "".to_string(); [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] = note: `#[warn(unused_assignments)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `hash` is never read [INFO] [stdout] --> src/merkle_tree.rs:40:25 [INFO] [stdout] | [INFO] [stdout] 40 | let mut hash: String = "".to_string(); [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] = note: `#[warn(unused_assignments)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `db_name` is never read [INFO] [stdout] --> src/db.rs:13:9 [INFO] [stdout] | [INFO] [stdout] 11 | pub struct DBConnection { [INFO] [stdout] | ------------ field in this struct [INFO] [stdout] 12 | pub db_file: File, [INFO] [stdout] 13 | pub db_name: String, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `DBConnection` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `db_name` is never read [INFO] [stdout] --> src/db.rs:13:9 [INFO] [stdout] | [INFO] [stdout] 11 | pub struct DBConnection { [INFO] [stdout] | ------------ field in this struct [INFO] [stdout] 12 | pub db_file: File, [INFO] [stdout] 13 | pub db_name: String, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `DBConnection` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 12.83s [INFO] running `Command { std: "docker" "inspect" "e5b877b9bf19b2b36a34e69a039d21d2bb5f638d860e57701bfd5ab9c4f15bd1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e5b877b9bf19b2b36a34e69a039d21d2bb5f638d860e57701bfd5ab9c4f15bd1", kill_on_drop: false }` [INFO] [stdout] e5b877b9bf19b2b36a34e69a039d21d2bb5f638d860e57701bfd5ab9c4f15bd1