[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] testing hbulgarini/samba-blockchain against master#ebf0cf75d368c035f4c7e7246d203bd469ee4a51 for pr-137940 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhbulgarini%2Fsamba-blockchain" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/hbulgarini/samba-blockchain on toolchain ebf0cf75d368c035f4c7e7246d203bd469ee4a51 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ebf0cf75d368c035f4c7e7246d203bd469ee4a51" "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-2-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" "+ebf0cf75d368c035f4c7e7246d203bd469ee4a51" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:1680c8fbd8dfb46fcd6d22e546df16ab0e007457dc29fcd9e987cdd5077fd1af" "/opt/rustwide/cargo-home/bin/cargo" "+ebf0cf75d368c035f4c7e7246d203bd469ee4a51" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 3483ff2b1e4f469750540b3c4c23587c64ee27ee03867d9bc85485d78fa66e23 [INFO] running `Command { std: "docker" "start" "-a" "3483ff2b1e4f469750540b3c4c23587c64ee27ee03867d9bc85485d78fa66e23", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "3483ff2b1e4f469750540b3c4c23587c64ee27ee03867d9bc85485d78fa66e23", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3483ff2b1e4f469750540b3c4c23587c64ee27ee03867d9bc85485d78fa66e23", kill_on_drop: false }` [INFO] [stdout] 3483ff2b1e4f469750540b3c4c23587c64ee27ee03867d9bc85485d78fa66e23 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:1680c8fbd8dfb46fcd6d22e546df16ab0e007457dc29fcd9e987cdd5077fd1af" "/opt/rustwide/cargo-home/bin/cargo" "+ebf0cf75d368c035f4c7e7246d203bd469ee4a51" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] ed2c2e43147e5da2b183beb919cfa2b43c1d09942dbeea5c1f3a134db7c33c17 [INFO] running `Command { std: "docker" "start" "-a" "ed2c2e43147e5da2b183beb919cfa2b43c1d09942dbeea5c1f3a134db7c33c17", kill_on_drop: false }` [INFO] [stderr] Compiling typenum v1.15.0 [INFO] [stderr] Compiling proc-macro2 v1.0.38 [INFO] [stderr] Compiling version_check v0.9.4 [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] Compiling subtle v2.4.1 [INFO] [stderr] Compiling hex v0.4.3 [INFO] [stderr] Compiling generic-array v0.14.5 [INFO] [stderr] Compiling quote v1.0.18 [INFO] [stderr] Compiling block-buffer v0.10.2 [INFO] [stderr] Compiling crypto-common v0.1.3 [INFO] [stderr] Compiling digest v0.10.3 [INFO] [stderr] Compiling blake2 v0.10.4 [INFO] [stderr] Compiling bincode v1.3.3 [INFO] [stderr] Compiling 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: 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] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 11.81s [INFO] running `Command { std: "docker" "inspect" "ed2c2e43147e5da2b183beb919cfa2b43c1d09942dbeea5c1f3a134db7c33c17", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ed2c2e43147e5da2b183beb919cfa2b43c1d09942dbeea5c1f3a134db7c33c17", kill_on_drop: false }` [INFO] [stdout] ed2c2e43147e5da2b183beb919cfa2b43c1d09942dbeea5c1f3a134db7c33c17 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:1680c8fbd8dfb46fcd6d22e546df16ab0e007457dc29fcd9e987cdd5077fd1af" "/opt/rustwide/cargo-home/bin/cargo" "+ebf0cf75d368c035f4c7e7246d203bd469ee4a51" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 324d2178af302006eb07ab5523ee5d3345526814caf94a4200795e199f50221b [INFO] running `Command { std: "docker" "start" "-a" "324d2178af302006eb07ab5523ee5d3345526814caf94a4200795e199f50221b", kill_on_drop: false }` [INFO] [stderr] Compiling 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: 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] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.29s [INFO] running `Command { std: "docker" "inspect" "324d2178af302006eb07ab5523ee5d3345526814caf94a4200795e199f50221b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "324d2178af302006eb07ab5523ee5d3345526814caf94a4200795e199f50221b", kill_on_drop: false }` [INFO] [stdout] 324d2178af302006eb07ab5523ee5d3345526814caf94a4200795e199f50221b [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:1680c8fbd8dfb46fcd6d22e546df16ab0e007457dc29fcd9e987cdd5077fd1af" "/opt/rustwide/cargo-home/bin/cargo" "+ebf0cf75d368c035f4c7e7246d203bd469ee4a51" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 872365d47c9d8f408308294a060822013597ae8db5b11dfb2d4875cca0fe403d [INFO] running `Command { std: "docker" "start" "-a" "872365d47c9d8f408308294a060822013597ae8db5b11dfb2d4875cca0fe403d", kill_on_drop: false }` [INFO] [stderr] warning: unused import: `crate::db::SambaDB` [INFO] [stderr] --> src/main.rs:5:5 [INFO] [stderr] | [INFO] [stderr] 5 | use crate::db::SambaDB; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `crate::transaction::Transaction` [INFO] [stderr] --> src/db.rs:8:5 [INFO] [stderr] | [INFO] [stderr] 8 | use crate::transaction::Transaction; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `DBConnection` [INFO] [stderr] --> src/transaction.rs:2:24 [INFO] [stderr] | [INFO] [stderr] 2 | db::{AccountsList, DBConnection, SambaDB}, [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: value assigned to `hash` is never read [INFO] [stderr] --> src/merkle_tree.rs:40:25 [INFO] [stderr] | [INFO] [stderr] 40 | let mut hash: String = "".to_string(); [INFO] [stderr] | ^^^^ [INFO] [stderr] | [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] = note: `#[warn(unused_assignments)]` on by default [INFO] [stderr] [INFO] [stderr] warning: field `db_name` is never read [INFO] [stderr] --> src/db.rs:13:9 [INFO] [stderr] | [INFO] [stderr] 11 | pub struct DBConnection { [INFO] [stderr] | ------------ field in this struct [INFO] [stderr] 12 | pub db_file: File, [INFO] [stderr] 13 | pub db_name: String, [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `DBConnection` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: `samba-blockchain` (bin "samba-blockchain" test) generated 5 warnings (run `cargo fix --bin "samba-blockchain" --tests` to apply 3 suggestions) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.04s [INFO] [stderr] Running unittests src/main.rs (/opt/rustwide/target/debug/deps/samba_blockchain-e21430b5b271887f) [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "872365d47c9d8f408308294a060822013597ae8db5b11dfb2d4875cca0fe403d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "872365d47c9d8f408308294a060822013597ae8db5b11dfb2d4875cca0fe403d", kill_on_drop: false }` [INFO] [stdout] 872365d47c9d8f408308294a060822013597ae8db5b11dfb2d4875cca0fe403d