[INFO] cloning repository https://github.com/i10416/minituna.rs [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/i10416/minituna.rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fi10416%2Fminituna.rs", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fi10416%2Fminituna.rs'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 43a272756759087efcf90baee39449e7db59d358 [INFO] checking i10416/minituna.rs against master#0d56e340472882fa673d4b98d0802b9a799879d0 for pr-101692 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fi10416%2Fminituna.rs" "/workspace/builds/worker-5/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-5/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/i10416/minituna.rs on toolchain 0d56e340472882fa673d4b98d0802b9a799879d0 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0d56e340472882fa673d4b98d0802b9a799879d0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/i10416/minituna.rs [INFO] finished tweaking git repo https://github.com/i10416/minituna.rs [INFO] tweaked toml for git repo https://github.com/i10416/minituna.rs written to /workspace/builds/worker-5/source/Cargo.toml [INFO] crate git repo https://github.com/i10416/minituna.rs already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0d56e340472882fa673d4b98d0802b9a799879d0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded uuid v1.0.0-alpha.1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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@sha256:824c28ce115f6b999260af6986f3384c158e782489540e41c0b698ca1d9fd927" "/opt/rustwide/cargo-home/bin/cargo" "+0d56e340472882fa673d4b98d0802b9a799879d0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 64533df9545e6068833554ff6df52b0df9eed421ab077d6d25cdb484bd5eb9e5 [INFO] running `Command { std: "docker" "start" "-a" "64533df9545e6068833554ff6df52b0df9eed421ab077d6d25cdb484bd5eb9e5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "64533df9545e6068833554ff6df52b0df9eed421ab077d6d25cdb484bd5eb9e5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "64533df9545e6068833554ff6df52b0df9eed421ab077d6d25cdb484bd5eb9e5", kill_on_drop: false }` [INFO] [stdout] 64533df9545e6068833554ff6df52b0df9eed421ab077d6d25cdb484bd5eb9e5 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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@sha256:824c28ce115f6b999260af6986f3384c158e782489540e41c0b698ca1d9fd927" "/opt/rustwide/cargo-home/bin/cargo" "+0d56e340472882fa673d4b98d0802b9a799879d0" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] e1a76facc08720c835bb50bc69bd861d0e57059ecdac88ae58b853099568963b [INFO] running `Command { std: "docker" "start" "-a" "e1a76facc08720c835bb50bc69bd861d0e57059ecdac88ae58b853099568963b", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.36 [INFO] [stderr] Checking cfg-if v1.0.0 [INFO] [stderr] Compiling unicode-xid v0.2.2 [INFO] [stderr] Compiling syn v1.0.84 [INFO] [stderr] Compiling libc v0.2.112 [INFO] [stderr] Compiling autocfg v1.0.1 [INFO] [stderr] Compiling crossbeam-utils v0.8.5 [INFO] [stderr] Checking lazy_static v1.4.0 [INFO] [stderr] Compiling futures-core v0.3.19 [INFO] [stderr] Compiling futures-task v0.3.19 [INFO] [stderr] Compiling futures-channel v0.3.19 [INFO] [stderr] Compiling memchr v2.4.1 [INFO] [stderr] Compiling crossbeam-epoch v0.9.5 [INFO] [stderr] Compiling serde_derive v1.0.132 [INFO] [stderr] Compiling rayon-core v1.9.1 [INFO] [stderr] Compiling futures-util v0.3.19 [INFO] [stderr] Checking futures-sink v0.3.19 [INFO] [stderr] Checking scopeguard v1.1.0 [INFO] [stderr] Checking slab v0.4.5 [INFO] [stderr] Checking pin-project-lite v0.2.7 [INFO] [stderr] Checking futures-io v0.3.19 [INFO] [stderr] Compiling serde v1.0.132 [INFO] [stderr] Checking pin-utils v0.1.0 [INFO] [stderr] Compiling serde_json v1.0.73 [INFO] [stderr] Compiling async-trait v0.1.52 [INFO] [stderr] Checking ppv-lite86 v0.2.15 [INFO] [stderr] Checking itoa v1.0.1 [INFO] [stderr] Checking ryu v1.0.9 [INFO] [stderr] Checking either v1.6.1 [INFO] [stderr] Checking once_cell v1.9.0 [INFO] [stderr] Compiling memoffset v0.6.5 [INFO] [stderr] Compiling rayon v1.5.1 [INFO] [stderr] Checking crossbeam-channel v0.5.1 [INFO] [stderr] Checking getrandom v0.2.3 [INFO] [stderr] Checking num_cpus v1.13.1 [INFO] [stderr] Checking crossbeam-deque v0.8.1 [INFO] [stderr] Checking rand_core v0.6.3 [INFO] [stderr] Checking uuid v1.0.0-alpha.1 [INFO] [stderr] Checking rand_chacha v0.3.1 [INFO] [stderr] Compiling quote v1.0.14 [INFO] [stderr] Checking rand v0.8.4 [INFO] [stderr] Compiling futures-macro v0.3.19 [INFO] [stderr] Checking futures-executor v0.3.19 [INFO] [stderr] Checking futures v0.3.19 [INFO] [stderr] Checking minituna v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `uuid::Uuid` [INFO] [stdout] --> src/study.rs:94:9 [INFO] [stdout] | [INFO] [stdout] 94 | use uuid::Uuid; [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `storage::InmemoryStorage` [INFO] [stdout] --> src/study.rs:96:35 [INFO] [stdout] | [INFO] [stdout] 96 | use crate::{sampler::Sampler, storage::InmemoryStorage}; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `uuid::Uuid` [INFO] [stdout] --> src/study.rs:94:9 [INFO] [stdout] | [INFO] [stdout] 94 | use uuid::Uuid; [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `storage::InmemoryStorage` [INFO] [stdout] --> src/study.rs:96:35 [INFO] [stdout] | [INFO] [stdout] 96 | use crate::{sampler::Sampler, storage::InmemoryStorage}; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `trial_data` [INFO] [stdout] --> src/storage.rs:62:25 [INFO] [stdout] | [INFO] [stdout] 62 | if let Some(trial_data) = hm.get(&trial_id) { [INFO] [stdout] | ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_trial_data` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `trials` [INFO] [stdout] --> src/storage.rs:79:17 [INFO] [stdout] | [INFO] [stdout] 79 | let trials = hm.values(); [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_trials` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `it` [INFO] [stdout] --> src/storage.rs:108:21 [INFO] [stdout] | [INFO] [stdout] 108 | let it = &mut *self.underlying.lock().await; [INFO] [stdout] | ^^ help: if this is intentional, prefix it with an underscore: `_it` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `s` [INFO] [stdout] --> src/storage.rs:109:21 [INFO] [stdout] | [INFO] [stdout] 109 | let s = serde_json::to_string(&data).unwrap(); [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_s` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `it` [INFO] [stdout] --> src/storage.rs:148:13 [INFO] [stdout] | [INFO] [stdout] 148 | let it = &mut *self.underlying.lock().await; [INFO] [stdout] | ^^ help: if this is intentional, prefix it with an underscore: `_it` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `s` [INFO] [stdout] --> src/storage.rs:149:13 [INFO] [stdout] | [INFO] [stdout] 149 | let s = serde_json::to_string(&data).unwrap(); [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_s` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `trial_data` [INFO] [stdout] --> src/storage.rs:62:25 [INFO] [stdout] | [INFO] [stdout] 62 | if let Some(trial_data) = hm.get(&trial_id) { [INFO] [stdout] | ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_trial_data` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `trials` [INFO] [stdout] --> src/storage.rs:79:17 [INFO] [stdout] | [INFO] [stdout] 79 | let trials = hm.values(); [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_trials` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `it` [INFO] [stdout] --> src/storage.rs:108:21 [INFO] [stdout] | [INFO] [stdout] 108 | let it = &mut *self.underlying.lock().await; [INFO] [stdout] | ^^ help: if this is intentional, prefix it with an underscore: `_it` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `s` [INFO] [stdout] --> src/storage.rs:109:21 [INFO] [stdout] | [INFO] [stdout] 109 | let s = serde_json::to_string(&data).unwrap(); [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_s` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `it` [INFO] [stdout] --> src/storage.rs:148:13 [INFO] [stdout] | [INFO] [stdout] 148 | let it = &mut *self.underlying.lock().await; [INFO] [stdout] | ^^ help: if this is intentional, prefix it with an underscore: `_it` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `s` [INFO] [stdout] --> src/storage.rs:149:13 [INFO] [stdout] | [INFO] [stdout] 149 | let s = serde_json::to_string(&data).unwrap(); [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_s` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function `new` is never used [INFO] [stdout] --> src/study.rs:85:8 [INFO] [stdout] | [INFO] [stdout] 85 | fn new() ->Self{ [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `test` is never used [INFO] [stdout] --> src/study.rs:100:14 [INFO] [stdout] | [INFO] [stdout] 100 | async fn test() { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function `new` is never used [INFO] [stdout] --> src/study.rs:85:8 [INFO] [stdout] | [INFO] [stdout] 85 | fn new() ->Self{ [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `test` is never used [INFO] [stdout] --> src/study.rs:100:14 [INFO] [stdout] | [INFO] [stdout] 100 | async fn test() { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 10 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 10 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 17.70s [INFO] running `Command { std: "docker" "inspect" "e1a76facc08720c835bb50bc69bd861d0e57059ecdac88ae58b853099568963b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e1a76facc08720c835bb50bc69bd861d0e57059ecdac88ae58b853099568963b", kill_on_drop: false }` [INFO] [stdout] e1a76facc08720c835bb50bc69bd861d0e57059ecdac88ae58b853099568963b