[INFO] cloning repository https://github.com/qbosen/rust-learn [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/qbosen/rust-learn" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fqbosen%2Frust-learn", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fqbosen%2Frust-learn'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] cb5ccfd0fbb076c1369786e375c22c698e5cc348 [INFO] checking qbosen/rust-learn against try#89681135fd92d7dee32c3e562b052ee82f97008c for pr-97086 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fqbosen%2Frust-learn" "/workspace/builds/worker-44/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-44/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/qbosen/rust-learn on toolchain 89681135fd92d7dee32c3e562b052ee82f97008c [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+89681135fd92d7dee32c3e562b052ee82f97008c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/qbosen/rust-learn [INFO] finished tweaking git repo https://github.com/qbosen/rust-learn [INFO] tweaked toml for git repo https://github.com/qbosen/rust-learn written to /workspace/builds/worker-44/source/Cargo.toml [INFO] crate git repo https://github.com/qbosen/rust-learn already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+89681135fd92d7dee32c3e562b052ee82f97008c" "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-44/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-44/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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+89681135fd92d7dee32c3e562b052ee82f97008c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 2f4999cb520cb0edfd38ec8816c87950bb99340d4540d4506919347e2ac47559 [INFO] running `Command { std: "docker" "start" "-a" "2f4999cb520cb0edfd38ec8816c87950bb99340d4540d4506919347e2ac47559", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "2f4999cb520cb0edfd38ec8816c87950bb99340d4540d4506919347e2ac47559", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2f4999cb520cb0edfd38ec8816c87950bb99340d4540d4506919347e2ac47559", kill_on_drop: false }` [INFO] [stdout] 2f4999cb520cb0edfd38ec8816c87950bb99340d4540d4506919347e2ac47559 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-44/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-44/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" "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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+89681135fd92d7dee32c3e562b052ee82f97008c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] c64bbfbacb68ee49d3d9de719686c2689eba1e2e5d20cd9ba195c8a74c55e9a9 [INFO] running `Command { std: "docker" "start" "-a" "c64bbfbacb68ee49d3d9de719686c2689eba1e2e5d20cd9ba195c8a74c55e9a9", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Checking rust-learn v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: static is never used: `MAX` [INFO] [stdout] --> src/memory_address.rs:15:1 [INFO] [stdout] | [INFO] [stdout] 15 | static MAX: u32 = 0; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `foo` [INFO] [stdout] --> src/memory_address.rs:17:4 [INFO] [stdout] | [INFO] [stdout] 17 | fn foo() {} [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `apply` [INFO] [stdout] --> src/base_learns.rs:1:4 [INFO] [stdout] | [INFO] [stdout] 1 | fn apply(value: i32, f: fn(i32) -> i32) -> i32 { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `square` [INFO] [stdout] --> src/base_learns.rs:5:4 [INFO] [stdout] | [INFO] [stdout] 5 | fn square(value: i32) -> i32 { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `cube` [INFO] [stdout] --> src/base_learns.rs:9:4 [INFO] [stdout] | [INFO] [stdout] 9 | fn cube(value: i32) -> i32 { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `pi` [INFO] [stdout] --> src/base_learns.rs:19:4 [INFO] [stdout] | [INFO] [stdout] 19 | fn pi() -> f64 { [INFO] [stdout] | ^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `not_pi` [INFO] [stdout] --> src/base_learns.rs:23:4 [INFO] [stdout] | [INFO] [stdout] 23 | fn not_pi() { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `Unspecified` [INFO] [stdout] --> src/base_learns.rs:42:5 [INFO] [stdout] | [INFO] [stdout] 42 | Unspecified = 0, [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] note: `Gender` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] --> src/base_learns.rs:40:10 [INFO] [stdout] | [INFO] [stdout] 40 | #[derive(Debug)] [INFO] [stdout] | ^^^^^ [INFO] [stdout] = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `Female` [INFO] [stdout] --> src/base_learns.rs:43:5 [INFO] [stdout] | [INFO] [stdout] 43 | Female = 1, [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] note: `Gender` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] --> src/base_learns.rs:40:10 [INFO] [stdout] | [INFO] [stdout] 40 | #[derive(Debug)] [INFO] [stdout] | ^^^^^ [INFO] [stdout] = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `Male` [INFO] [stdout] --> src/base_learns.rs:44:5 [INFO] [stdout] | [INFO] [stdout] 44 | Male = 2, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] note: `Gender` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] --> src/base_learns.rs:40:10 [INFO] [stdout] | [INFO] [stdout] 40 | #[derive(Debug)] [INFO] [stdout] | ^^^^^ [INFO] [stdout] = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `id` [INFO] [stdout] --> src/base_learns.rs:55:5 [INFO] [stdout] | [INFO] [stdout] 55 | id: UserId, [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] note: `User` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] --> src/base_learns.rs:53:10 [INFO] [stdout] | [INFO] [stdout] 53 | #[derive(Debug)] [INFO] [stdout] | ^^^^^ [INFO] [stdout] = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `name` [INFO] [stdout] --> src/base_learns.rs:56:5 [INFO] [stdout] | [INFO] [stdout] 56 | name: String, [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] note: `User` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] --> src/base_learns.rs:53:10 [INFO] [stdout] | [INFO] [stdout] 53 | #[derive(Debug)] [INFO] [stdout] | ^^^^^ [INFO] [stdout] = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `gender` [INFO] [stdout] --> src/base_learns.rs:57:5 [INFO] [stdout] | [INFO] [stdout] 57 | gender: Gender, [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] note: `User` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] --> src/base_learns.rs:53:10 [INFO] [stdout] | [INFO] [stdout] 53 | #[derive(Debug)] [INFO] [stdout] | ^^^^^ [INFO] [stdout] = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `id` [INFO] [stdout] --> src/base_learns.rs:62:5 [INFO] [stdout] | [INFO] [stdout] 62 | id: TopicId, [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] note: `Topic` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] --> src/base_learns.rs:60:10 [INFO] [stdout] | [INFO] [stdout] 60 | #[derive(Debug)] [INFO] [stdout] | ^^^^^ [INFO] [stdout] = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `name` [INFO] [stdout] --> src/base_learns.rs:63:5 [INFO] [stdout] | [INFO] [stdout] 63 | name: String, [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] note: `Topic` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] --> src/base_learns.rs:60:10 [INFO] [stdout] | [INFO] [stdout] 60 | #[derive(Debug)] [INFO] [stdout] | ^^^^^ [INFO] [stdout] = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `owner` [INFO] [stdout] --> src/base_learns.rs:64:5 [INFO] [stdout] | [INFO] [stdout] 64 | owner: UserId, [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] note: `Topic` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] --> src/base_learns.rs:60:10 [INFO] [stdout] | [INFO] [stdout] 60 | #[derive(Debug)] [INFO] [stdout] | ^^^^^ [INFO] [stdout] = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `Join` [INFO] [stdout] --> src/base_learns.rs:70:5 [INFO] [stdout] | [INFO] [stdout] 70 | Join((UserId, TopicId)), [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] note: `Event` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] --> src/base_learns.rs:68:10 [INFO] [stdout] | [INFO] [stdout] 68 | #[derive(Debug)] [INFO] [stdout] | ^^^^^ [INFO] [stdout] = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `Leave` [INFO] [stdout] --> src/base_learns.rs:71:5 [INFO] [stdout] | [INFO] [stdout] 71 | Leave((UserId, TopicId)), [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] note: `Event` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] --> src/base_learns.rs:68:10 [INFO] [stdout] | [INFO] [stdout] 68 | #[derive(Debug)] [INFO] [stdout] | ^^^^^ [INFO] [stdout] = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `Message` [INFO] [stdout] --> src/base_learns.rs:72:5 [INFO] [stdout] | [INFO] [stdout] 72 | Message((UserId, TopicId, String)), [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] note: `Event` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] --> src/base_learns.rs:68:10 [INFO] [stdout] | [INFO] [stdout] 68 | #[derive(Debug)] [INFO] [stdout] | ^^^^^ [INFO] [stdout] = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `Unspecified` [INFO] [stdout] --> src/base_learns.rs:42:5 [INFO] [stdout] | [INFO] [stdout] 42 | Unspecified = 0, [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] note: `Gender` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] --> src/base_learns.rs:40:10 [INFO] [stdout] | [INFO] [stdout] 40 | #[derive(Debug)] [INFO] [stdout] | ^^^^^ [INFO] [stdout] = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `name` [INFO] [stdout] --> src/base_learns.rs:56:5 [INFO] [stdout] | [INFO] [stdout] 56 | name: String, [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] note: `User` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] --> src/base_learns.rs:53:10 [INFO] [stdout] | [INFO] [stdout] 53 | #[derive(Debug)] [INFO] [stdout] | ^^^^^ [INFO] [stdout] = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `gender` [INFO] [stdout] --> src/base_learns.rs:57:5 [INFO] [stdout] | [INFO] [stdout] 57 | gender: Gender, [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] note: `User` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] --> src/base_learns.rs:53:10 [INFO] [stdout] | [INFO] [stdout] 53 | #[derive(Debug)] [INFO] [stdout] | ^^^^^ [INFO] [stdout] = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `name` [INFO] [stdout] --> src/base_learns.rs:63:5 [INFO] [stdout] | [INFO] [stdout] 63 | name: String, [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] note: `Topic` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] --> src/base_learns.rs:60:10 [INFO] [stdout] | [INFO] [stdout] 60 | #[derive(Debug)] [INFO] [stdout] | ^^^^^ [INFO] [stdout] = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `owner` [INFO] [stdout] --> src/base_learns.rs:64:5 [INFO] [stdout] | [INFO] [stdout] 64 | owner: UserId, [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] note: `Topic` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] --> src/base_learns.rs:60:10 [INFO] [stdout] | [INFO] [stdout] 60 | #[derive(Debug)] [INFO] [stdout] | ^^^^^ [INFO] [stdout] = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `Leave` [INFO] [stdout] --> src/base_learns.rs:71:5 [INFO] [stdout] | [INFO] [stdout] 71 | Leave((UserId, TopicId)), [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] note: `Event` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] --> src/base_learns.rs:68:10 [INFO] [stdout] | [INFO] [stdout] 68 | #[derive(Debug)] [INFO] [stdout] | ^^^^^ [INFO] [stdout] = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 19 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 6 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1.87s [ERROR] error running command: no output for 300 seconds [INFO] running `Command { std: "docker" "inspect" "c64bbfbacb68ee49d3d9de719686c2689eba1e2e5d20cd9ba195c8a74c55e9a9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c64bbfbacb68ee49d3d9de719686c2689eba1e2e5d20cd9ba195c8a74c55e9a9", kill_on_drop: false }` [INFO] [stdout] c64bbfbacb68ee49d3d9de719686c2689eba1e2e5d20cd9ba195c8a74c55e9a9