[INFO] cloning repository https://github.com/williamzborja/learn-rust [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/williamzborja/learn-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwilliamzborja%2Flearn-rust", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwilliamzborja%2Flearn-rust'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 899dd28c812d1db0b85ef4d742650da17313db15 [INFO] checking williamzborja/learn-rust against master#accc516128b21e960b1a7af45393e9acdd184890 for pr-122501 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwilliamzborja%2Flearn-rust" "/workspace/builds/worker-5-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/williamzborja/learn-rust on toolchain accc516128b21e960b1a7af45393e9acdd184890 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+accc516128b21e960b1a7af45393e9acdd184890" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/williamzborja/learn-rust [INFO] finished tweaking git repo https://github.com/williamzborja/learn-rust [INFO] tweaked toml for git repo https://github.com/williamzborja/learn-rust written to /workspace/builds/worker-5-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/williamzborja/learn-rust 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" "+accc516128b21e960b1a7af45393e9acdd184890" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] warning: resolver for the non root package will be ignored, specify resolver at the workspace root: [INFO] [stderr] package: /workspace/builds/worker-5-tc1/source/minigrep/Cargo.toml [INFO] [stderr] workspace: /workspace/builds/worker-5-tc1/source/Cargo.toml [INFO] [stderr] warning: virtual workspace defaulting to `resolver = "1"` despite one or more workspace members being on edition 2021 which implies `resolver = "2"` [INFO] [stderr] note: to keep the current resolver, specify `workspace.resolver = "1"` in the workspace root's manifest [INFO] [stderr] note: to use the edition 2021 resolver, specify `workspace.resolver = "2"` in the workspace root's manifest [INFO] [stderr] note: for more details see https://doc.rust-lang.org/cargo/reference/resolver.html#resolver-versions [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Updating crates.io index [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded pq-sys v0.4.8 [INFO] [stderr] Downloaded diesel_table_macro_syntax v0.1.0 [INFO] [stderr] Downloaded proc-macro2 v1.0.69 [INFO] [stderr] Downloaded diesel_derives v2.1.2 [INFO] [stderr] Downloaded diesel v2.1.4 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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" "+accc516128b21e960b1a7af45393e9acdd184890" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 039b0c16ee4be5ea193a6466aa0819ee21d50df2238e57c4564b38da67542e8c [INFO] running `Command { std: "docker" "start" "-a" "039b0c16ee4be5ea193a6466aa0819ee21d50df2238e57c4564b38da67542e8c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "039b0c16ee4be5ea193a6466aa0819ee21d50df2238e57c4564b38da67542e8c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "039b0c16ee4be5ea193a6466aa0819ee21d50df2238e57c4564b38da67542e8c", kill_on_drop: false }` [INFO] [stdout] 039b0c16ee4be5ea193a6466aa0819ee21d50df2238e57c4564b38da67542e8c [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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" "+accc516128b21e960b1a7af45393e9acdd184890" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] b973c328d12fdee6435c7e1c61cacfe7cc869f666a4a1d4fbf9e0a0b6817c0ae [INFO] running `Command { std: "docker" "start" "-a" "b973c328d12fdee6435c7e1c61cacfe7cc869f666a4a1d4fbf9e0a0b6817c0ae", kill_on_drop: false }` [INFO] [stderr] warning: resolver for the non root package will be ignored, specify resolver at the workspace root: [INFO] [stderr] package: /opt/rustwide/workdir/minigrep/Cargo.toml [INFO] [stderr] workspace: /opt/rustwide/workdir/Cargo.toml [INFO] [stderr] warning: virtual workspace defaulting to `resolver = "1"` despite one or more workspace members being on edition 2021 which implies `resolver = "2"` [INFO] [stderr] note: to keep the current resolver, specify `workspace.resolver = "1"` in the workspace root's manifest [INFO] [stderr] note: to use the edition 2021 resolver, specify `workspace.resolver = "2"` in the workspace root's manifest [INFO] [stderr] note: for more details see https://doc.rust-lang.org/cargo/reference/resolver.html#resolver-versions [INFO] [stderr] Compiling proc-macro2 v1.0.69 [INFO] [stderr] Compiling pq-sys v0.4.8 [INFO] [stderr] Checking byteorder v1.5.0 [INFO] [stderr] Checking itoa v1.0.9 [INFO] [stderr] Checking bitflags v2.4.1 [INFO] [stderr] Checking dotenvy v0.15.7 [INFO] [stderr] Checking minigrep v0.1.0 (/opt/rustwide/workdir/minigrep) [INFO] [stderr] Checking exercises v0.1.0 (/opt/rustwide/workdir/exercises) [INFO] [stderr] Checking lang v0.1.0 (/opt/rustwide/workdir/lang) [INFO] [stdout] warning: enum `Age` is never used [INFO] [stdout] --> exercises/src/lib.rs:7:6 [INFO] [stdout] | [INFO] [stdout] 7 | enum Age { [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Car` is never constructed [INFO] [stdout] --> exercises/src/lib.rs:12:8 [INFO] [stdout] | [INFO] [stdout] 12 | struct Car { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: enum `Transmission` is never used [INFO] [stdout] --> exercises/src/lib.rs:21:6 [INFO] [stdout] | [INFO] [stdout] 21 | enum Transmission { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `car_quality` is never used [INFO] [stdout] --> exercises/src/lib.rs:27:4 [INFO] [stdout] | [INFO] [stdout] 27 | fn car_quality(miles: u32) -> (Age, u32) { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `car_factory` is never used [INFO] [stdout] --> exercises/src/lib.rs:42:4 [INFO] [stdout] | [INFO] [stdout] 42 | fn car_factory(color: String, motor: Transmission, roof: bool, miles: u32) -> Car { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `factorize` is never used [INFO] [stdout] --> exercises/src/maths.rs:3:4 [INFO] [stdout] | [INFO] [stdout] 3 | fn factorize(number: i32) -> HashSet { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 6 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait `SummaryWithManyGenerics` is never used [INFO] [stdout] --> lang/src/_6_traits.rs:10:7 [INFO] [stdout] | [INFO] [stdout] 10 | trait SummaryWithManyGenerics [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait `SummaryWithManyGenerics` is never used [INFO] [stdout] --> lang/src/_6_traits.rs:10:7 [INFO] [stdout] | [INFO] [stdout] 10 | trait SummaryWithManyGenerics [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling quote v1.0.33 [INFO] [stderr] Compiling syn v2.0.39 [INFO] [stderr] Compiling diesel_table_macro_syntax v0.1.0 [INFO] [stderr] Compiling diesel_derives v2.1.2 [INFO] [stderr] Checking diesel v2.1.4 [INFO] [stderr] Checking blog v0.1.0 (/opt/rustwide/workdir/blog) [INFO] [stdout] warning: the item `PgConnection` is imported redundantly [INFO] [stdout] --> blog/src/lib.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | use diesel::pg::PgConnection; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] 4 | use diesel::prelude::*; [INFO] [stdout] | ------------------ the item `PgConnection` is already imported here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `RunQueryDsl` is imported redundantly [INFO] [stdout] --> blog/src/lib.rs:10:5 [INFO] [stdout] | [INFO] [stdout] 4 | use diesel::prelude::*; [INFO] [stdout] | ------------------ the item `RunQueryDsl` is already imported here [INFO] [stdout] ... [INFO] [stdout] 10 | use diesel::RunQueryDsl; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `PgConnection` is imported redundantly [INFO] [stdout] --> blog/src/lib.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | use diesel::pg::PgConnection; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] 4 | use diesel::prelude::*; [INFO] [stdout] | ------------------ the item `PgConnection` is already imported here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `RunQueryDsl` is imported redundantly [INFO] [stdout] --> blog/src/lib.rs:10:5 [INFO] [stdout] | [INFO] [stdout] 4 | use diesel::prelude::*; [INFO] [stdout] | ------------------ the item `RunQueryDsl` is already imported here [INFO] [stdout] ... [INFO] [stdout] 10 | use diesel::RunQueryDsl; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 19.86s [INFO] running `Command { std: "docker" "inspect" "b973c328d12fdee6435c7e1c61cacfe7cc869f666a4a1d4fbf9e0a0b6817c0ae", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b973c328d12fdee6435c7e1c61cacfe7cc869f666a4a1d4fbf9e0a0b6817c0ae", kill_on_drop: false }` [INFO] [stdout] b973c328d12fdee6435c7e1c61cacfe7cc869f666a4a1d4fbf9e0a0b6817c0ae [INFO] checking williamzborja/learn-rust against try#32f93a5733992b29f321831b7e26c1f7d7205013 for pr-122501 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwilliamzborja%2Flearn-rust" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/williamzborja/learn-rust on toolchain 32f93a5733992b29f321831b7e26c1f7d7205013 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+32f93a5733992b29f321831b7e26c1f7d7205013" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/williamzborja/learn-rust [INFO] finished tweaking git repo https://github.com/williamzborja/learn-rust [INFO] tweaked toml for git repo https://github.com/williamzborja/learn-rust written to /workspace/builds/worker-5-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/williamzborja/learn-rust 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" "+32f93a5733992b29f321831b7e26c1f7d7205013" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] warning: resolver for the non root package will be ignored, specify resolver at the workspace root: [INFO] [stderr] package: /workspace/builds/worker-5-tc2/source/minigrep/Cargo.toml [INFO] [stderr] workspace: /workspace/builds/worker-5-tc2/source/Cargo.toml [INFO] [stderr] warning: virtual workspace defaulting to `resolver = "1"` despite one or more workspace members being on edition 2021 which implies `resolver = "2"` [INFO] [stderr] note: to keep the current resolver, specify `workspace.resolver = "1"` in the workspace root's manifest [INFO] [stderr] note: to use the edition 2021 resolver, specify `workspace.resolver = "2"` in the workspace root's manifest [INFO] [stderr] note: for more details see https://doc.rust-lang.org/cargo/reference/resolver.html#resolver-versions [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+32f93a5733992b29f321831b7e26c1f7d7205013" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 7e6667a1a6f7b358c5d16a13f72eb893f630aa0c0c0fa2605d07698b867e6d20 [INFO] running `Command { std: "docker" "start" "-a" "7e6667a1a6f7b358c5d16a13f72eb893f630aa0c0c0fa2605d07698b867e6d20", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "7e6667a1a6f7b358c5d16a13f72eb893f630aa0c0c0fa2605d07698b867e6d20", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7e6667a1a6f7b358c5d16a13f72eb893f630aa0c0c0fa2605d07698b867e6d20", kill_on_drop: false }` [INFO] [stdout] 7e6667a1a6f7b358c5d16a13f72eb893f630aa0c0c0fa2605d07698b867e6d20 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+32f93a5733992b29f321831b7e26c1f7d7205013" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 060aeff403fa4926fa6e1a97e199bfa891a8ac44228c776849b05b9757d90bba [INFO] running `Command { std: "docker" "start" "-a" "060aeff403fa4926fa6e1a97e199bfa891a8ac44228c776849b05b9757d90bba", kill_on_drop: false }` [INFO] [stderr] warning: resolver for the non root package will be ignored, specify resolver at the workspace root: [INFO] [stderr] package: /opt/rustwide/workdir/minigrep/Cargo.toml [INFO] [stderr] workspace: /opt/rustwide/workdir/Cargo.toml [INFO] [stderr] warning: virtual workspace defaulting to `resolver = "1"` despite one or more workspace members being on edition 2021 which implies `resolver = "2"` [INFO] [stderr] note: to keep the current resolver, specify `workspace.resolver = "1"` in the workspace root's manifest [INFO] [stderr] note: to use the edition 2021 resolver, specify `workspace.resolver = "2"` in the workspace root's manifest [INFO] [stderr] note: for more details see https://doc.rust-lang.org/cargo/reference/resolver.html#resolver-versions [INFO] [stderr] Compiling proc-macro2 v1.0.69 [INFO] [stderr] Compiling pq-sys v0.4.8 [INFO] [stderr] Checking bitflags v2.4.1 [INFO] [stderr] Checking itoa v1.0.9 [INFO] [stderr] Checking byteorder v1.5.0 [INFO] [stderr] Checking dotenvy v0.15.7 [INFO] [stderr] Checking minigrep v0.1.0 (/opt/rustwide/workdir/minigrep) [INFO] [stderr] Checking exercises v0.1.0 (/opt/rustwide/workdir/exercises) [INFO] [stderr] Checking lang v0.1.0 (/opt/rustwide/workdir/lang) [INFO] [stdout] warning: trait `SummaryWithManyGenerics` is never used [INFO] [stdout] --> lang/src/_6_traits.rs:10:7 [INFO] [stdout] | [INFO] [stdout] 10 | trait SummaryWithManyGenerics [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: enum `Age` is never used [INFO] [stdout] --> exercises/src/lib.rs:7:6 [INFO] [stdout] | [INFO] [stdout] 7 | enum Age { [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Car` is never constructed [INFO] [stdout] --> exercises/src/lib.rs:12:8 [INFO] [stdout] | [INFO] [stdout] 12 | struct Car { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: enum `Transmission` is never used [INFO] [stdout] --> exercises/src/lib.rs:21:6 [INFO] [stdout] | [INFO] [stdout] 21 | enum Transmission { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `car_quality` is never used [INFO] [stdout] --> exercises/src/lib.rs:27:4 [INFO] [stdout] | [INFO] [stdout] 27 | fn car_quality(miles: u32) -> (Age, u32) { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `car_factory` is never used [INFO] [stdout] --> exercises/src/lib.rs:42:4 [INFO] [stdout] | [INFO] [stdout] 42 | fn car_factory(color: String, motor: Transmission, roof: bool, miles: u32) -> Car { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `factorize` is never used [INFO] [stdout] --> exercises/src/maths.rs:3:4 [INFO] [stdout] | [INFO] [stdout] 3 | fn factorize(number: i32) -> HashSet { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 6 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait `SummaryWithManyGenerics` is never used [INFO] [stdout] --> lang/src/_6_traits.rs:10:7 [INFO] [stdout] | [INFO] [stdout] 10 | trait SummaryWithManyGenerics [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling quote v1.0.33 [INFO] [stderr] Compiling syn v2.0.39 [INFO] [stderr] Compiling diesel_table_macro_syntax v0.1.0 [INFO] [stderr] Compiling diesel_derives v2.1.2 [INFO] [stderr] Checking diesel v2.1.4 [INFO] [stdout] error[E0491]: in type `&'b where_clause::BoxedWhereClause<'a, DB>`, reference has a longer lifetime than the data it references [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/diesel-2.1.4/src/query_builder/select_statement/boxed.rs:142:36 [INFO] [stdout] | [INFO] [stdout] 142 | where_clause_handler: impl Fn( [INFO] [stdout] | ____________________________________^ [INFO] [stdout] 143 | | &'b BoxedWhereClause<'a, DB>, [INFO] [stdout] 144 | | AstPass<'_, 'c, DB>, [INFO] [stdout] 145 | | ) -> QueryResult<()>, [INFO] [stdout] | |____________________________^ [INFO] [stdout] | [INFO] [stdout] note: the pointer is valid for the lifetime `'b` as defined here [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/diesel-2.1.4/src/query_builder/select_statement/boxed.rs:139:20 [INFO] [stdout] | [INFO] [stdout] 139 | fn build_query<'b, 'c>( [INFO] [stdout] | ^^ [INFO] [stdout] note: but the referenced data is only valid for the lifetime `'a` as defined here [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/diesel-2.1.4/src/query_builder/select_statement/boxed.rs:138:28 [INFO] [stdout] | [INFO] [stdout] 138 | pub trait BoxedQueryHelper<'a, QS, DB> { [INFO] [stdout] | ^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 1 previous error [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0491`. [INFO] [stdout] [INFO] [stderr] error: could not compile `diesel` (lib) due to 2 previous errors [INFO] running `Command { std: "docker" "inspect" "060aeff403fa4926fa6e1a97e199bfa891a8ac44228c776849b05b9757d90bba", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "060aeff403fa4926fa6e1a97e199bfa891a8ac44228c776849b05b9757d90bba", kill_on_drop: false }` [INFO] [stdout] 060aeff403fa4926fa6e1a97e199bfa891a8ac44228c776849b05b9757d90bba