[INFO] cloning repository https://github.com/jscheel42/little-lookup [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jscheel42/little-lookup" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjscheel42%2Flittle-lookup", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjscheel42%2Flittle-lookup'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] c00af1e728f38bedbf60e2e180477e8cf0603bc3 [INFO] testing jscheel42/little-lookup against beta-2022-02-22 for beta-1.60-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjscheel42%2Flittle-lookup" "/workspace/builds/worker-13/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-13/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/jscheel42/little-lookup on toolchain beta-2022-02-22 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/jscheel42/little-lookup [INFO] finished tweaking git repo https://github.com/jscheel42/little-lookup [INFO] tweaked toml for git repo https://github.com/jscheel42/little-lookup written to /workspace/builds/worker-13/source/Cargo.toml [INFO] crate git repo https://github.com/jscheel42/little-lookup already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "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-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 392faedbf75e629627e124b44ff7912f858147d2d395e3f78d1566b3e9be70a8 [INFO] running `Command { std: "docker" "start" "-a" "392faedbf75e629627e124b44ff7912f858147d2d395e3f78d1566b3e9be70a8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "392faedbf75e629627e124b44ff7912f858147d2d395e3f78d1566b3e9be70a8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "392faedbf75e629627e124b44ff7912f858147d2d395e3f78d1566b3e9be70a8", kill_on_drop: false }` [INFO] [stdout] 392faedbf75e629627e124b44ff7912f858147d2d395e3f78d1566b3e9be70a8 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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=warn" "-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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 5b2dc85768be48ce45630e8dac9c3ee1d6720aa890f352d079824a1ecb28bf84 [INFO] running `Command { std: "docker" "start" "-a" "5b2dc85768be48ce45630e8dac9c3ee1d6720aa890f352d079824a1ecb28bf84", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.80 [INFO] [stderr] Compiling syn v1.0.48 [INFO] [stderr] Compiling futures-core v0.3.5 [INFO] [stderr] Compiling futures-sink v0.3.5 [INFO] [stderr] Compiling pin-project-internal v0.4.27 [INFO] [stderr] Compiling arc-swap v0.4.2 [INFO] [stderr] Compiling once_cell v1.5.2 [INFO] [stderr] Compiling pin-project-lite v0.1.5 [INFO] [stderr] Compiling futures-io v0.3.5 [INFO] [stderr] Compiling smallvec v1.4.0 [INFO] [stderr] Compiling copyless v0.1.4 [INFO] [stderr] Compiling gimli v0.23.0 [INFO] [stderr] Compiling serde v1.0.110 [INFO] [stderr] Compiling syn v0.15.44 [INFO] [stderr] Compiling object v0.22.0 [INFO] [stderr] Compiling const_fn v0.4.2 [INFO] [stderr] Compiling linked-hash-map v0.5.2 [INFO] [stderr] Compiling quick-error v1.2.2 [INFO] [stderr] Compiling regex-syntax v0.6.21 [INFO] [stderr] Compiling cpuid-bool v0.1.2 [INFO] [stderr] Compiling standback v0.2.11 [INFO] [stderr] Compiling miniz_oxide v0.4.3 [INFO] [stderr] Compiling generic-array v0.14.4 [INFO] [stderr] Compiling num-traits v0.2.14 [INFO] [stderr] Compiling num-integer v0.1.44 [INFO] [stderr] Compiling http v0.2.1 [INFO] [stderr] Compiling lock_api v0.2.0 [INFO] [stderr] Compiling brotli-sys v0.3.2 [INFO] [stderr] Compiling time v0.2.22 [INFO] [stderr] Compiling cookie v0.14.2 [INFO] [stderr] Compiling pq-sys v0.4.6 [INFO] [stderr] Compiling form_urlencoded v1.0.0 [INFO] [stderr] Compiling bytestring v0.1.5 [INFO] [stderr] Compiling proc-macro2 v1.0.24 [INFO] [stderr] Compiling miniz_oxide v0.3.6 [INFO] [stderr] Compiling tinyvec v1.0.1 [INFO] [stderr] Compiling parking_lot_core v0.5.0 [INFO] [stderr] Compiling typenum v1.12.0 [INFO] [stderr] Compiling parking_lot v0.8.0 [INFO] [stderr] Compiling fxhash v0.2.1 [INFO] [stderr] Compiling syn v0.11.11 [INFO] [stderr] Compiling futures-channel v0.3.5 [INFO] [stderr] Compiling quote v1.0.9 [INFO] [stderr] Compiling futures-task v0.3.5 [INFO] [stderr] Compiling lru-cache v0.1.2 [INFO] [stderr] Compiling net2 v0.2.33 [INFO] [stderr] Compiling iovec v0.1.4 [INFO] [stderr] Compiling signal-hook-registry v1.1.1 [INFO] [stderr] Compiling num_cpus v1.13.0 [INFO] [stderr] Compiling parking_lot_core v0.7.2 [INFO] [stderr] Compiling getrandom v0.1.12 [INFO] [stderr] Compiling rand_os v0.1.3 [INFO] [stderr] Compiling parking_lot_core v0.6.2 [INFO] [stderr] Compiling hostname v0.1.5 [INFO] [stderr] Compiling time v0.1.44 [INFO] [stderr] Compiling flate2 v1.0.14 [INFO] [stderr] Compiling openssl-sys v0.9.51 [INFO] [stderr] Compiling socket2 v0.3.19 [INFO] [stderr] Compiling block-buffer v0.9.0 [INFO] [stderr] Compiling digest v0.9.0 [INFO] [stderr] Compiling resolv-conf v0.6.2 [INFO] [stderr] Compiling threadpool v1.7.1 [INFO] [stderr] Compiling sha-1 v0.9.1 [INFO] [stderr] Compiling rand v0.6.5 [INFO] [stderr] Compiling mio v0.6.22 [INFO] [stderr] Compiling regex v1.4.2 [INFO] [stderr] Compiling parking_lot v0.9.0 [INFO] [stderr] Compiling rand_core v0.5.1 [INFO] [stderr] Compiling parking_lot v0.10.2 [INFO] [stderr] Compiling openssl v0.10.25 [INFO] [stderr] Compiling scheduled-thread-pool v0.2.2 [INFO] [stderr] Compiling rand_chacha v0.2.1 [INFO] [stderr] Compiling rand v0.7.2 [INFO] [stderr] Compiling addr2line v0.14.0 [INFO] [stderr] Compiling chrono v0.4.19 [INFO] [stderr] Compiling mio-uds v0.6.7 [INFO] [stderr] Compiling tokio v0.2.21 [INFO] [stderr] Compiling backtrace v0.3.54 [INFO] [stderr] Compiling r2d2 v0.8.5 [INFO] [stderr] Compiling diesel_derives v1.4.0 [INFO] [stderr] Compiling futures-macro v0.3.5 [INFO] [stderr] Compiling derive_more v0.99.7 [INFO] [stderr] Compiling actix-macros v0.1.1 [INFO] [stderr] Compiling serde_derive v1.0.110 [INFO] [stderr] Compiling thiserror-impl v1.0.21 [INFO] [stderr] Compiling time-macros-impl v0.1.1 [INFO] [stderr] Compiling async-trait v0.1.31 [INFO] [stderr] Compiling enum-as-inner v0.3.2 [INFO] [stderr] Compiling pin-project-internal v1.0.1 [INFO] [stderr] Compiling actix-web-codegen v0.4.0 [INFO] [stderr] Compiling tokio-util v0.3.1 [INFO] [stderr] Compiling tokio-util v0.2.0 [INFO] [stderr] Compiling actix-codec v0.2.0 [INFO] [stderr] Compiling time-macros v0.1.1 [INFO] [stderr] Compiling thiserror v1.0.21 [INFO] [stderr] Compiling brotli2 v0.3.2 [INFO] [stderr] Compiling pin-project v1.0.1 [INFO] [stderr] Compiling pin-project v0.4.27 [INFO] [stderr] Compiling futures-util v0.3.5 [INFO] [stderr] Compiling actix-codec v0.3.0 [INFO] [stderr] Compiling diesel v1.4.5 [INFO] [stderr] Compiling actix-threadpool v0.3.1 [INFO] [stderr] Compiling futures-executor v0.3.5 [INFO] [stderr] Compiling actix-rt v1.1.1 [INFO] [stderr] Compiling actix-service v1.0.6 [INFO] [stderr] Compiling h2 v0.2.5 [INFO] [stderr] Compiling futures v0.3.5 [INFO] [stderr] Compiling trust-dns-proto v0.19.5 [INFO] [stderr] Compiling actix-utils v2.0.0 [INFO] [stderr] Compiling actix-utils v1.0.6 [INFO] [stderr] Compiling actix-tls v2.0.0 [INFO] [stderr] Compiling actix-server v1.0.2 [INFO] [stderr] Compiling actix-testing v1.0.0 [INFO] [stderr] Compiling trust-dns-resolver v0.19.5 [INFO] [stderr] Compiling serde_urlencoded v0.7.0 [INFO] [stderr] Compiling serde_json v1.0.40 [INFO] [stderr] Compiling actix-router v0.2.4 [INFO] [stderr] Compiling actix-connect v2.0.0 [INFO] [stderr] Compiling actix-http v2.2.0 [INFO] [stderr] Compiling awc v2.0.3 [INFO] [stderr] Compiling actix-web v3.3.2 [INFO] [stderr] Compiling migrations_internals v1.4.0 [INFO] [stderr] Compiling migrations_macros v1.4.0 [INFO] [stderr] Compiling diesel_migrations v1.4.0 [INFO] [stderr] Compiling little-lookup v2.2.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused borrow that must be used [INFO] [stdout] --> src/handlers/items.rs:156:9 [INFO] [stdout] | [INFO] [stdout] 156 | &acc.push_str(&result.key); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 156 | let _ = &acc.push_str(&result.key); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused borrow that must be used [INFO] [stdout] --> src/handlers/items.rs:157:9 [INFO] [stdout] | [INFO] [stdout] 157 | &acc.push_str(delimiter); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value [INFO] [stdout] | [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 157 | let _ = &acc.push_str(delimiter); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused borrow that must be used [INFO] [stdout] --> src/handlers/items.rs:158:9 [INFO] [stdout] | [INFO] [stdout] 158 | &acc.push_str(&result.val); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value [INFO] [stdout] | [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 158 | let _ = &acc.push_str(&result.val); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused borrow that must be used [INFO] [stdout] --> src/handlers/items.rs:159:9 [INFO] [stdout] | [INFO] [stdout] 159 | &acc.push_str("\n"); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ the borrow produces a value [INFO] [stdout] | [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 159 | let _ = &acc.push_str("\n"); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused borrow that must be used [INFO] [stdout] --> src/handlers/items.rs:188:9 [INFO] [stdout] | [INFO] [stdout] 188 | &acc.push_str("export "); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value [INFO] [stdout] | [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 188 | let _ = &acc.push_str("export "); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused borrow that must be used [INFO] [stdout] --> src/handlers/items.rs:189:9 [INFO] [stdout] | [INFO] [stdout] 189 | &acc.push_str(&result.key); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value [INFO] [stdout] | [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 189 | let _ = &acc.push_str(&result.key); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused borrow that must be used [INFO] [stdout] --> src/handlers/items.rs:190:9 [INFO] [stdout] | [INFO] [stdout] 190 | &acc.push_str("='"); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ the borrow produces a value [INFO] [stdout] | [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 190 | let _ = &acc.push_str("='"); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused borrow that must be used [INFO] [stdout] --> src/handlers/items.rs:191:9 [INFO] [stdout] | [INFO] [stdout] 191 | &acc.push_str(&result.val); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value [INFO] [stdout] | [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 191 | let _ = &acc.push_str(&result.val); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused borrow that must be used [INFO] [stdout] --> src/handlers/items.rs:192:9 [INFO] [stdout] | [INFO] [stdout] 192 | &acc.push_str("'"); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ the borrow produces a value [INFO] [stdout] | [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 192 | let _ = &acc.push_str("'"); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused borrow that must be used [INFO] [stdout] --> src/handlers/items.rs:193:9 [INFO] [stdout] | [INFO] [stdout] 193 | &acc.push_str("\n"); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ the borrow produces a value [INFO] [stdout] | [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 193 | let _ = &acc.push_str("\n"); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 10 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 40.48s [INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: time-macros-impl v0.1.1 [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 4` [INFO] running `Command { std: "docker" "inspect" "5b2dc85768be48ce45630e8dac9c3ee1d6720aa890f352d079824a1ecb28bf84", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5b2dc85768be48ce45630e8dac9c3ee1d6720aa890f352d079824a1ecb28bf84", kill_on_drop: false }` [INFO] [stdout] 5b2dc85768be48ce45630e8dac9c3ee1d6720aa890f352d079824a1ecb28bf84 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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=warn" "-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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 0737f667d1ae842a65b902c22f6f18dbd6c3301c6b76b3f878bade579201ad22 [INFO] running `Command { std: "docker" "start" "-a" "0737f667d1ae842a65b902c22f6f18dbd6c3301c6b76b3f878bade579201ad22", 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] [stderr] Compiling little-lookup v2.2.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused borrow that must be used [INFO] [stdout] --> src/handlers/items.rs:156:9 [INFO] [stdout] | [INFO] [stdout] 156 | &acc.push_str(&result.key); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 156 | let _ = &acc.push_str(&result.key); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused borrow that must be used [INFO] [stdout] --> src/handlers/items.rs:157:9 [INFO] [stdout] | [INFO] [stdout] 157 | &acc.push_str(delimiter); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value [INFO] [stdout] | [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 157 | let _ = &acc.push_str(delimiter); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused borrow that must be used [INFO] [stdout] --> src/handlers/items.rs:158:9 [INFO] [stdout] | [INFO] [stdout] 158 | &acc.push_str(&result.val); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value [INFO] [stdout] | [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 158 | let _ = &acc.push_str(&result.val); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused borrow that must be used [INFO] [stdout] --> src/handlers/items.rs:159:9 [INFO] [stdout] | [INFO] [stdout] 159 | &acc.push_str("\n"); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ the borrow produces a value [INFO] [stdout] | [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 159 | let _ = &acc.push_str("\n"); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused borrow that must be used [INFO] [stdout] --> src/handlers/items.rs:188:9 [INFO] [stdout] | [INFO] [stdout] 188 | &acc.push_str("export "); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value [INFO] [stdout] | [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 188 | let _ = &acc.push_str("export "); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused borrow that must be used [INFO] [stdout] --> src/handlers/items.rs:189:9 [INFO] [stdout] | [INFO] [stdout] 189 | &acc.push_str(&result.key); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value [INFO] [stdout] | [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 189 | let _ = &acc.push_str(&result.key); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused borrow that must be used [INFO] [stdout] --> src/handlers/items.rs:190:9 [INFO] [stdout] | [INFO] [stdout] 190 | &acc.push_str("='"); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ the borrow produces a value [INFO] [stdout] | [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 190 | let _ = &acc.push_str("='"); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused borrow that must be used [INFO] [stdout] --> src/handlers/items.rs:191:9 [INFO] [stdout] | [INFO] [stdout] 191 | &acc.push_str(&result.val); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value [INFO] [stdout] | [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 191 | let _ = &acc.push_str(&result.val); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused borrow that must be used [INFO] [stdout] --> src/handlers/items.rs:192:9 [INFO] [stdout] | [INFO] [stdout] 192 | &acc.push_str("'"); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ the borrow produces a value [INFO] [stdout] | [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 192 | let _ = &acc.push_str("'"); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused borrow that must be used [INFO] [stdout] --> src/handlers/items.rs:193:9 [INFO] [stdout] | [INFO] [stdout] 193 | &acc.push_str("\n"); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ the borrow produces a value [INFO] [stdout] | [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 193 | let _ = &acc.push_str("\n"); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 10 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 6.34s [INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: time-macros-impl v0.1.1 [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 5` [INFO] running `Command { std: "docker" "inspect" "0737f667d1ae842a65b902c22f6f18dbd6c3301c6b76b3f878bade579201ad22", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0737f667d1ae842a65b902c22f6f18dbd6c3301c6b76b3f878bade579201ad22", kill_on_drop: false }` [INFO] [stdout] 0737f667d1ae842a65b902c22f6f18dbd6c3301c6b76b3f878bade579201ad22 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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=warn" "-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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 0b435d959f977b3fb1b875b1554179cc3c2f537819053e14f2d51c5d309e34ba [INFO] running `Command { std: "docker" "start" "-a" "0b435d959f977b3fb1b875b1554179cc3c2f537819053e14f2d51c5d309e34ba", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] warning: unused borrow that must be used [INFO] [stderr] --> src/handlers/items.rs:156:9 [INFO] [stderr] | [INFO] [stderr] 156 | &acc.push_str(&result.key); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_must_use)]` on by default [INFO] [stderr] help: use `let _ = ...` to ignore the resulting value [INFO] [stderr] | [INFO] [stderr] 156 | let _ = &acc.push_str(&result.key); [INFO] [stderr] | +++++++ [INFO] [stderr] [INFO] [stderr] warning: unused borrow that must be used [INFO] [stderr] --> src/handlers/items.rs:157:9 [INFO] [stderr] | [INFO] [stderr] 157 | &acc.push_str(delimiter); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value [INFO] [stderr] | [INFO] [stderr] help: use `let _ = ...` to ignore the resulting value [INFO] [stderr] | [INFO] [stderr] 157 | let _ = &acc.push_str(delimiter); [INFO] [stderr] | +++++++ [INFO] [stderr] [INFO] [stderr] warning: unused borrow that must be used [INFO] [stderr] --> src/handlers/items.rs:158:9 [INFO] [stderr] | [INFO] [stderr] 158 | &acc.push_str(&result.val); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value [INFO] [stderr] | [INFO] [stderr] help: use `let _ = ...` to ignore the resulting value [INFO] [stderr] | [INFO] [stderr] 158 | let _ = &acc.push_str(&result.val); [INFO] [stderr] | +++++++ [INFO] [stderr] [INFO] [stderr] warning: unused borrow that must be used [INFO] [stderr] --> src/handlers/items.rs:159:9 [INFO] [stderr] | [INFO] [stderr] 159 | &acc.push_str("\n"); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^ the borrow produces a value [INFO] [stderr] | [INFO] [stderr] help: use `let _ = ...` to ignore the resulting value [INFO] [stderr] | [INFO] [stderr] 159 | let _ = &acc.push_str("\n"); [INFO] [stderr] | +++++++ [INFO] [stderr] [INFO] [stderr] warning: unused borrow that must be used [INFO] [stderr] --> src/handlers/items.rs:188:9 [INFO] [stderr] | [INFO] [stderr] 188 | &acc.push_str("export "); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value [INFO] [stderr] | [INFO] [stderr] help: use `let _ = ...` to ignore the resulting value [INFO] [stderr] | [INFO] [stderr] 188 | let _ = &acc.push_str("export "); [INFO] [stderr] | +++++++ [INFO] [stderr] [INFO] [stderr] warning: unused borrow that must be used [INFO] [stderr] --> src/handlers/items.rs:189:9 [INFO] [stderr] | [INFO] [stderr] 189 | &acc.push_str(&result.key); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value [INFO] [stderr] | [INFO] [stderr] help: use `let _ = ...` to ignore the resulting value [INFO] [stderr] | [INFO] [stderr] 189 | let _ = &acc.push_str(&result.key); [INFO] [stderr] | +++++++ [INFO] [stderr] [INFO] [stderr] warning: unused borrow that must be used [INFO] [stderr] --> src/handlers/items.rs:190:9 [INFO] [stderr] | [INFO] [stderr] 190 | &acc.push_str("='"); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^ the borrow produces a value [INFO] [stderr] | [INFO] [stderr] help: use `let _ = ...` to ignore the resulting value [INFO] [stderr] | [INFO] [stderr] 190 | let _ = &acc.push_str("='"); [INFO] [stderr] | +++++++ [INFO] [stderr] [INFO] [stderr] warning: unused borrow that must be used [INFO] [stderr] --> src/handlers/items.rs:191:9 [INFO] [stderr] | [INFO] [stderr] 191 | &acc.push_str(&result.val); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value [INFO] [stderr] | [INFO] [stderr] help: use `let _ = ...` to ignore the resulting value [INFO] [stderr] | [INFO] [stderr] 191 | let _ = &acc.push_str(&result.val); [INFO] [stderr] | +++++++ [INFO] [stderr] [INFO] [stderr] warning: unused borrow that must be used [INFO] [stderr] --> src/handlers/items.rs:192:9 [INFO] [stderr] | [INFO] [stderr] 192 | &acc.push_str("'"); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ the borrow produces a value [INFO] [stderr] | [INFO] [stderr] help: use `let _ = ...` to ignore the resulting value [INFO] [stderr] | [INFO] [stderr] 192 | let _ = &acc.push_str("'"); [INFO] [stderr] | +++++++ [INFO] [stderr] [INFO] [stderr] warning: unused borrow that must be used [INFO] [stderr] --> src/handlers/items.rs:193:9 [INFO] [stderr] | [INFO] [stderr] 193 | &acc.push_str("\n"); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^ the borrow produces a value [INFO] [stderr] | [INFO] [stderr] help: use `let _ = ...` to ignore the resulting value [INFO] [stderr] | [INFO] [stderr] 193 | let _ = &acc.push_str("\n"); [INFO] [stderr] | +++++++ [INFO] [stderr] [INFO] [stderr] warning: `little-lookup` (bin "little-lookup" test) generated 10 warnings [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.10s [INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: time-macros-impl v0.1.1 [INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 6` [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/little_lookup-6715ce07d5df7e67) [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" "0b435d959f977b3fb1b875b1554179cc3c2f537819053e14f2d51c5d309e34ba", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0b435d959f977b3fb1b875b1554179cc3c2f537819053e14f2d51c5d309e34ba", kill_on_drop: false }` [INFO] [stdout] 0b435d959f977b3fb1b875b1554179cc3c2f537819053e14f2d51c5d309e34ba