[INFO] cloning repository https://github.com/HackerSpaceMaringa/hsdoor [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/HackerSpaceMaringa/hsdoor" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FHackerSpaceMaringa%2Fhsdoor", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FHackerSpaceMaringa%2Fhsdoor'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 9ac044b4b5ac59bad3d9a7b79d610f893f783b3a [INFO] building HackerSpaceMaringa/hsdoor against try#f41a2ab7b0d9462073425dd6c04abbeb4805cb77 for pr-97334-2 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FHackerSpaceMaringa%2Fhsdoor" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/HackerSpaceMaringa/hsdoor on toolchain f41a2ab7b0d9462073425dd6c04abbeb4805cb77 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f41a2ab7b0d9462073425dd6c04abbeb4805cb77" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/HackerSpaceMaringa/hsdoor [INFO] finished tweaking git repo https://github.com/HackerSpaceMaringa/hsdoor [INFO] tweaked toml for git repo https://github.com/HackerSpaceMaringa/hsdoor written to /workspace/builds/worker-0-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/HackerSpaceMaringa/hsdoor 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" "+f41a2ab7b0d9462073425dd6c04abbeb4805cb77" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [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@sha256:3d532c2baa59a8a48e45c3be7eb049f77ac5a58a7a6514a58a8e878df1c3d03d" "/opt/rustwide/cargo-home/bin/cargo" "+f41a2ab7b0d9462073425dd6c04abbeb4805cb77" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] acce3d5e84b05761c18a1c81243850e72ffafe7206e605951fb6b9607a0e5962 [INFO] running `Command { std: "docker" "start" "-a" "acce3d5e84b05761c18a1c81243850e72ffafe7206e605951fb6b9607a0e5962", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "acce3d5e84b05761c18a1c81243850e72ffafe7206e605951fb6b9607a0e5962", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "acce3d5e84b05761c18a1c81243850e72ffafe7206e605951fb6b9607a0e5962", kill_on_drop: false }` [INFO] [stdout] acce3d5e84b05761c18a1c81243850e72ffafe7206e605951fb6b9607a0e5962 [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@sha256:3d532c2baa59a8a48e45c3be7eb049f77ac5a58a7a6514a58a8e878df1c3d03d" "/opt/rustwide/cargo-home/bin/cargo" "+f41a2ab7b0d9462073425dd6c04abbeb4805cb77" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] f124cb563382c2be24c0fed803f196acd80765a06725d476852654b198e1040d [INFO] running `Command { std: "docker" "start" "-a" "f124cb563382c2be24c0fed803f196acd80765a06725d476852654b198e1040d", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.27 [INFO] [stderr] Compiling syn v1.0.73 [INFO] [stderr] Compiling libc v0.2.97 [INFO] [stderr] Compiling once_cell v1.8.0 [INFO] [stderr] Compiling futures-core v0.3.15 [INFO] [stderr] Compiling cc v1.0.68 [INFO] [stderr] Compiling futures-io v0.3.15 [INFO] [stderr] Compiling futures-channel v0.3.15 [INFO] [stderr] Compiling futures-task v0.3.15 [INFO] [stderr] Compiling futures-util v0.3.15 [INFO] [stderr] Compiling tokio v1.7.1 [INFO] [stderr] Compiling subtle v2.4.0 [INFO] [stderr] Compiling serde_json v1.0.64 [INFO] [stderr] Compiling radium v0.3.0 [INFO] [stderr] Compiling crunchy v0.2.2 [INFO] [stderr] Compiling wyz v0.2.0 [INFO] [stderr] Compiling num-traits v0.2.14 [INFO] [stderr] Compiling byteorder v1.4.3 [INFO] [stderr] Compiling const-oid v0.4.5 [INFO] [stderr] Compiling indexmap v1.6.2 [INFO] [stderr] Compiling bitvec v0.18.5 [INFO] [stderr] Compiling yansi v0.5.0 [INFO] [stderr] Compiling der v0.1.0 [INFO] [stderr] Compiling openssl-src v111.15.0+1.1.1k [INFO] [stderr] Compiling futures-lite v1.12.0 [INFO] [stderr] Compiling strsim v0.9.3 [INFO] [stderr] Compiling ident_case v1.0.1 [INFO] [stderr] Compiling crypto-mac v0.10.0 [INFO] [stderr] Compiling tracing-core v0.1.18 [INFO] [stderr] Compiling proc-macro2-diagnostics v0.9.1 [INFO] [stderr] Compiling zeroize v1.3.0 [INFO] [stderr] Compiling hashbrown v0.9.1 [INFO] [stderr] Compiling sha2 v0.9.5 [INFO] [stderr] Compiling hmac v0.10.1 [INFO] [stderr] Compiling async-channel v1.6.1 [INFO] [stderr] Compiling num-bigint v0.4.0 [INFO] [stderr] Compiling pkcs8 v0.3.3 [INFO] [stderr] Compiling maplit v1.0.2 [INFO] [stderr] Compiling ryu-js v0.2.1 [INFO] [stderr] Compiling uint v0.9.0 [INFO] [stderr] Compiling pest_meta v2.1.3 [INFO] [stderr] Compiling quote v1.0.9 [INFO] [stderr] Compiling tracing v0.1.26 [INFO] [stderr] Compiling fixed-hash v0.7.0 [INFO] [stderr] Compiling http-body v0.4.2 [INFO] [stderr] Compiling num_cpus v1.13.0 [INFO] [stderr] Compiling getrandom v0.1.16 [INFO] [stderr] Compiling rand_core v0.5.1 [INFO] [stderr] Compiling socket2 v0.4.0 [INFO] [stderr] Compiling signal-hook-registry v1.4.0 [INFO] [stderr] Compiling num-integer v0.1.44 [INFO] [stderr] Compiling signature v1.2.2 [INFO] [stderr] Compiling getrandom v0.2.3 [INFO] [stderr] Compiling async-executor v1.4.1 [INFO] [stderr] Compiling blocking v1.0.2 [INFO] [stderr] Compiling rand_chacha v0.2.2 [INFO] [stderr] Compiling time v0.1.43 [INFO] [stderr] Compiling derive_builder v0.9.0 [INFO] [stderr] Compiling httpdate v1.0.1 [INFO] [stderr] Compiling sha3 v0.9.1 [INFO] [stderr] Compiling openssl-sys v0.9.65 [INFO] [stderr] Compiling ring v0.16.20 [INFO] [stderr] Compiling rand v0.7.3 [INFO] [stderr] Compiling primitive-types v0.9.0 [INFO] [stderr] Compiling tiny-keccak v2.0.2 [INFO] [stderr] Compiling ff v0.8.0 [INFO] [stderr] Compiling standback v0.2.17 [INFO] [stderr] Compiling arrayvec v0.5.2 [INFO] [stderr] Compiling openssl v0.10.35 [INFO] [stderr] Compiling pct-str v1.1.0 [INFO] [stderr] Compiling group v0.8.0 [INFO] [stderr] Compiling mime v0.3.16 [INFO] [stderr] Compiling elliptic-curve v0.8.5 [INFO] [stderr] Compiling foreign-types-shared v0.1.1 [INFO] [stderr] Compiling encoding_rs v0.8.28 [INFO] [stderr] Compiling iref v1.4.3 [INFO] [stderr] Compiling foreign-types v0.3.2 [INFO] [stderr] Compiling blake2b_simd v0.5.11 [INFO] [stderr] Compiling bs58 v0.4.0 [INFO] [stderr] Compiling ripemd160 v0.9.1 [INFO] [stderr] Compiling native-tls v0.2.7 [INFO] [stderr] Compiling ecdsa v0.10.2 [INFO] [stderr] Compiling combination v0.1.5 [INFO] [stderr] Compiling ssi-contexts v0.1.0 [INFO] [stderr] Compiling langtag v0.2.0 [INFO] [stderr] Compiling mown v0.2.1 [INFO] [stderr] Compiling json v0.12.4 [INFO] [stderr] Compiling parking_lot_core v0.8.3 [INFO] [stderr] Compiling p256 v0.7.3 [INFO] [stderr] Compiling k256 v0.7.3 [INFO] [stderr] Compiling openssl-probe v0.1.4 [INFO] [stderr] Compiling keccak-hash v0.7.0 [INFO] [stderr] Compiling const_fn v0.4.8 [INFO] [stderr] Compiling parking_lot v0.11.1 [INFO] [stderr] Compiling uncased v0.9.6 [INFO] [stderr] Compiling time v0.2.27 [INFO] [stderr] Compiling ahash v0.7.4 [INFO] [stderr] Compiling cookie v0.15.0 [INFO] [stderr] Compiling inlinable_string v0.1.14 [INFO] [stderr] Compiling block-buffer v0.7.3 [INFO] [stderr] Compiling backtrace v0.3.60 [INFO] [stderr] Compiling rand_core v0.6.3 [INFO] [stderr] Compiling libsqlite3-sys v0.22.2 [INFO] [stderr] Compiling gimli v0.24.0 [INFO] [stderr] Compiling same-file v1.0.6 [INFO] [stderr] Compiling sha2 v0.8.2 [INFO] [stderr] Compiling walkdir v2.3.2 [INFO] [stderr] Compiling hashbrown v0.11.2 [INFO] [stderr] Compiling rand_chacha v0.3.1 [INFO] [stderr] Compiling stable-pattern v0.1.0 [INFO] [stderr] Compiling error-chain v0.12.4 [INFO] [stderr] Compiling figment v0.10.6 [INFO] [stderr] Compiling multer v2.0.0 [INFO] [stderr] Compiling unchecked-index v0.2.2 [INFO] [stderr] Compiling state v0.5.2 [INFO] [stderr] Compiling rand v0.8.4 [INFO] [stderr] Compiling hashlink v0.7.0 [INFO] [stderr] Compiling twoway v0.2.2 [INFO] [stderr] Compiling libsecp256k1 v0.3.5 [INFO] [stderr] Compiling jni v0.17.0 [INFO] [stderr] Compiling scheduled-thread-pool v0.2.5 [INFO] [stderr] Compiling rocket v0.5.0-rc.1 [INFO] [stderr] Compiling combine v4.6.0 [INFO] [stderr] Compiling spin v0.9.1 [INFO] [stderr] Compiling fallible-iterator v0.2.0 [INFO] [stderr] Compiling fallible-streaming-iterator v0.1.9 [INFO] [stderr] Compiling atty v0.2.14 [INFO] [stderr] Compiling binascii v0.1.4 [INFO] [stderr] Compiling cesu8 v1.1.0 [INFO] [stderr] Compiling jni-sys v0.3.0 [INFO] [stderr] Compiling hashbag v0.1.3 [INFO] [stderr] Compiling sha1 v0.6.0 [INFO] [stderr] Compiling dtoa v0.4.8 [INFO] [stderr] Compiling evmap v10.0.2 [INFO] [stderr] Compiling rusqlite v0.25.3 [INFO] [stderr] Compiling darling_core v0.10.2 [INFO] [stderr] Compiling pest_generator v2.1.3 [INFO] [stderr] Compiling devise_core v0.3.0 [INFO] [stderr] Compiling tempfile v3.2.0 [INFO] [stderr] Compiling addr2line v0.15.2 [INFO] [stderr] Compiling ctor v0.1.20 [INFO] [stderr] Compiling serde_derive v1.0.126 [INFO] [stderr] Compiling futures-macro v0.3.15 [INFO] [stderr] Compiling tokio-macros v1.2.0 [INFO] [stderr] Compiling thiserror-impl v1.0.25 [INFO] [stderr] Compiling darling_macro v0.10.2 [INFO] [stderr] Compiling async-trait v0.1.50 [INFO] [stderr] Compiling data-encoding-macro-internal v0.1.10 [INFO] [stderr] Compiling async-attributes v1.1.2 [INFO] [stderr] Compiling pest_derive v2.1.0 [INFO] [stderr] Compiling time-macros-impl v0.1.2 [INFO] [stderr] Compiling pear_codegen v0.2.3 [INFO] [stderr] Compiling value-bag v1.0.0-alpha.7 [INFO] [stderr] Compiling devise_codegen v0.3.0 [INFO] [stderr] Compiling log v0.4.14 [INFO] [stderr] Compiling data-encoding-macro v0.1.12 [INFO] [stderr] Compiling multibase v0.8.0 [INFO] [stderr] Compiling darling v0.10.2 [INFO] [stderr] Compiling ref-cast-impl v1.0.6 [INFO] [stderr] Compiling mio v0.7.13 [INFO] [stderr] Compiling polling v2.1.0 [INFO] [stderr] Compiling want v0.3.0 [INFO] [stderr] Compiling derive_builder_core v0.9.0 [INFO] [stderr] Compiling async-io v1.4.1 [INFO] [stderr] Compiling kv-log-macro v1.0.7 [INFO] [stderr] Compiling time-macros v0.1.1 [INFO] [stderr] Compiling async-stream-impl v0.3.2 [INFO] [stderr] Compiling derive_more v0.99.14 [INFO] [stderr] Compiling thiserror v1.0.25 [INFO] [stderr] Compiling r2d2 v0.8.9 [INFO] [stderr] Compiling redis v0.20.2 [INFO] [stderr] Compiling async-global-executor v2.0.2 [INFO] [stderr] Compiling async-std v1.9.0 [INFO] [stderr] Compiling devise v0.3.0 [INFO] [stderr] Compiling pear v0.2.3 [INFO] [stderr] Compiling ref-cast v1.0.6 [INFO] [stderr] Compiling rocket_sync_db_pools_codegen v0.1.0-rc.1 [INFO] [stderr] Compiling r2d2_sqlite v0.18.0 [INFO] [stderr] Compiling async-stream v0.3.2 [INFO] [stderr] Compiling futures-executor v0.3.15 [INFO] [stderr] Compiling futures v0.3.15 [INFO] [stderr] Compiling serde v1.0.126 [INFO] [stderr] Compiling tokio-util v0.6.7 [INFO] [stderr] Compiling tokio-socks v0.5.1 [INFO] [stderr] Compiling tokio-stream v0.1.6 [INFO] [stderr] Compiling chrono v0.4.19 [INFO] [stderr] Compiling serde_urlencoded v0.7.0 [INFO] [stderr] Compiling toml v0.5.8 [INFO] [stderr] Compiling ubyte v0.10.1 [INFO] [stderr] Compiling uuid v0.8.2 [INFO] [stderr] Compiling h2 v0.3.3 [INFO] [stderr] Compiling simple_asn1 v0.5.4 [INFO] [stderr] Compiling serde_jcs v0.1.0 [INFO] [stderr] Compiling treediff v3.0.2 [INFO] [stderr] Compiling ssi v0.2.2 [INFO] [stderr] Compiling json-patch v0.2.6 [INFO] [stderr] Compiling hyper v0.14.9 [INFO] [stderr] Compiling did-pkh v0.0.1 [INFO] [stderr] Compiling did-method-key v0.1.1 [INFO] [stderr] Compiling did-ethr v0.0.1 [INFO] [stderr] Compiling did-sol v0.0.1 [INFO] [stderr] Compiling rocket_http v0.5.0-rc.1 [INFO] [stderr] Compiling tokio-native-tls v0.3.0 [INFO] [stderr] Compiling hyper-tls v0.5.0 [INFO] [stderr] Compiling reqwest v0.11.4 [INFO] [stderr] Compiling rocket_codegen v0.5.0-rc.1 [INFO] [stderr] Compiling did-web v0.1.0 [INFO] [stderr] Compiling did-tz v0.1.0 [INFO] [stderr] Compiling did-onion v0.1.0 [INFO] [stderr] Compiling didkit v0.2.1 [INFO] [stderr] Compiling rocket_sync_db_pools v0.1.0-rc.1 [INFO] [stderr] Compiling hsdoor v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `anyhow::Result` [INFO] [stdout] --> src/main.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use anyhow::Result; [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::future::Future` [INFO] [stdout] --> src/main.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 7 | use std::future::Future; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `presentation` [INFO] [stdout] --> src/main.rs:53:5 [INFO] [stdout] | [INFO] [stdout] 53 | presentation: Json, [INFO] [stdout] | ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_presentation` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1m 18s [INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: redis v0.20.2, ubyte v0.10.1 [INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1` [INFO] running `Command { std: "docker" "inspect" "f124cb563382c2be24c0fed803f196acd80765a06725d476852654b198e1040d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f124cb563382c2be24c0fed803f196acd80765a06725d476852654b198e1040d", kill_on_drop: false }` [INFO] [stdout] f124cb563382c2be24c0fed803f196acd80765a06725d476852654b198e1040d [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@sha256:3d532c2baa59a8a48e45c3be7eb049f77ac5a58a7a6514a58a8e878df1c3d03d" "/opt/rustwide/cargo-home/bin/cargo" "+f41a2ab7b0d9462073425dd6c04abbeb4805cb77" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 8971d566bddb678ac2365669bc4d586f244807f83ca40ae13959430e52e17ee9 [INFO] running `Command { std: "docker" "start" "-a" "8971d566bddb678ac2365669bc4d586f244807f83ca40ae13959430e52e17ee9", kill_on_drop: false }` [INFO] [stderr] Compiling hsdoor v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `anyhow::Result` [INFO] [stdout] --> src/main.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use anyhow::Result; [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::future::Future` [INFO] [stdout] --> src/main.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 7 | use std::future::Future; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `presentation` [INFO] [stdout] --> src/main.rs:53:5 [INFO] [stdout] | [INFO] [stdout] 53 | presentation: Json, [INFO] [stdout] | ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_presentation` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 1.23s [INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: redis v0.20.2, ubyte v0.10.1 [INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 2` [INFO] running `Command { std: "docker" "inspect" "8971d566bddb678ac2365669bc4d586f244807f83ca40ae13959430e52e17ee9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8971d566bddb678ac2365669bc4d586f244807f83ca40ae13959430e52e17ee9", kill_on_drop: false }` [INFO] [stdout] 8971d566bddb678ac2365669bc4d586f244807f83ca40ae13959430e52e17ee9