[INFO] cloning repository https://github.com/brainpower-org/ursula [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/brainpower-org/ursula" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbrainpower-org%2Fursula", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbrainpower-org%2Fursula'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 990d7d9f94d36eda7a75f281583cfd87a109b5b5 [INFO] checking brainpower-org/ursula against master#385fa9d845dd326c6bbfd58c22244215e431948a for never-type-fallback-to-never [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbrainpower-org%2Fursula" "/workspace/builds/worker-1-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/brainpower-org/ursula on toolchain 385fa9d845dd326c6bbfd58c22244215e431948a [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/brainpower-org/ursula [INFO] finished tweaking git repo https://github.com/brainpower-org/ursula [INFO] tweaked toml for git repo https://github.com/brainpower-org/ursula written to /workspace/builds/worker-1-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/brainpower-org/ursula 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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded aho-corasick v0.7.9 [INFO] [stderr] Downloaded regex-syntax v0.6.14 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 6102ee2811ca9d3d2566e3ed61b5d82854d660c29e3d37e58422c36168344d97 [INFO] running `Command { std: "docker" "start" "-a" "6102ee2811ca9d3d2566e3ed61b5d82854d660c29e3d37e58422c36168344d97", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "6102ee2811ca9d3d2566e3ed61b5d82854d660c29e3d37e58422c36168344d97", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6102ee2811ca9d3d2566e3ed61b5d82854d660c29e3d37e58422c36168344d97", kill_on_drop: false }` [INFO] [stdout] 6102ee2811ca9d3d2566e3ed61b5d82854d660c29e3d37e58422c36168344d97 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] e05eb383fb004ef49cdbcb26e0122c58658aea5276e895f732be1f40881b0f74 [INFO] running `Command { std: "docker" "start" "-a" "e05eb383fb004ef49cdbcb26e0122c58658aea5276e895f732be1f40881b0f74", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.67 [INFO] [stderr] Compiling memchr v2.3.3 [INFO] [stderr] Checking unicode-width v0.1.7 [INFO] [stderr] Checking regex-syntax v0.6.14 [INFO] [stderr] Checking thread_local v1.0.1 [INFO] [stderr] Checking svg v0.6.0 [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] Checking aho-corasick v0.7.9 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking clap v2.33.0 [INFO] [stderr] Checking regex v1.3.4 [INFO] [stderr] Checking ursula v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused variable: `pi_chart` [INFO] [stdout] --> src/parser.rs:44:9 [INFO] [stdout] | [INFO] [stdout] 44 | let pi_chart = dbg!(PiChart { [INFO] [stdout] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_pi_chart` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `title` and `slices` are never read [INFO] [stdout] --> src/parser.rs:31:5 [INFO] [stdout] | [INFO] [stdout] 30 | struct PiChart { [INFO] [stdout] | ------- fields in this struct [INFO] [stdout] 31 | title: Option, [INFO] [stdout] | ^^^^^ [INFO] [stdout] 32 | slices: HashMap, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `PiChart` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `pi_chart` [INFO] [stdout] --> src/parser.rs:44:9 [INFO] [stdout] | [INFO] [stdout] 44 | let pi_chart = dbg!(PiChart { [INFO] [stdout] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_pi_chart` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/parser.rs:13:5 [INFO] [stdout] | [INFO] [stdout] 13 | input_file.read_to_string(&mut chart_content); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 13 | let _ = input_file.read_to_string(&mut chart_content); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `title` and `slices` are never read [INFO] [stdout] --> src/parser.rs:31:5 [INFO] [stdout] | [INFO] [stdout] 30 | struct PiChart { [INFO] [stdout] | ------- fields in this struct [INFO] [stdout] 31 | title: Option, [INFO] [stdout] | ^^^^^ [INFO] [stdout] 32 | slices: HashMap, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `PiChart` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/parser.rs:13:5 [INFO] [stdout] | [INFO] [stdout] 13 | input_file.read_to_string(&mut chart_content); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 13 | let _ = input_file.read_to_string(&mut chart_content); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.46s [INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: svg v0.6.0 [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" "e05eb383fb004ef49cdbcb26e0122c58658aea5276e895f732be1f40881b0f74", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e05eb383fb004ef49cdbcb26e0122c58658aea5276e895f732be1f40881b0f74", kill_on_drop: false }` [INFO] [stdout] e05eb383fb004ef49cdbcb26e0122c58658aea5276e895f732be1f40881b0f74 [INFO] checking brainpower-org/ursula against try#2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2 for never-type-fallback-to-never [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbrainpower-org%2Fursula" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/brainpower-org/ursula on toolchain 2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/brainpower-org/ursula [INFO] finished tweaking git repo https://github.com/brainpower-org/ursula [INFO] tweaked toml for git repo https://github.com/brainpower-org/ursula written to /workspace/builds/worker-1-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/brainpower-org/ursula 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" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 0e21f503e22e6c3167014c7746268bfacb79d1c5815a72c87d9254b6a2ee9a1d [INFO] running `Command { std: "docker" "start" "-a" "0e21f503e22e6c3167014c7746268bfacb79d1c5815a72c87d9254b6a2ee9a1d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "0e21f503e22e6c3167014c7746268bfacb79d1c5815a72c87d9254b6a2ee9a1d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0e21f503e22e6c3167014c7746268bfacb79d1c5815a72c87d9254b6a2ee9a1d", kill_on_drop: false }` [INFO] [stdout] 0e21f503e22e6c3167014c7746268bfacb79d1c5815a72c87d9254b6a2ee9a1d [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 5d5b593b1bb8fa28ef83e87c287f1e254b77977e50d49e575361d9ab9b6d2681 [INFO] running `Command { std: "docker" "start" "-a" "5d5b593b1bb8fa28ef83e87c287f1e254b77977e50d49e575361d9ab9b6d2681", kill_on_drop: false }` [INFO] [stderr] Compiling memchr v2.3.3 [INFO] [stderr] Compiling libc v0.2.67 [INFO] [stderr] Checking unicode-width v0.1.7 [INFO] [stderr] Checking regex-syntax v0.6.14 [INFO] [stderr] Checking thread_local v1.0.1 [INFO] [stderr] Checking svg v0.6.0 [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] Checking aho-corasick v0.7.9 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking clap v2.33.0 [INFO] [stderr] Checking regex v1.3.4 [INFO] [stderr] Checking ursula v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused variable: `pi_chart` [INFO] [stdout] --> src/parser.rs:44:9 [INFO] [stdout] | [INFO] [stdout] 44 | let pi_chart = dbg!(PiChart { [INFO] [stdout] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_pi_chart` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `title` and `slices` are never read [INFO] [stdout] --> src/parser.rs:31:5 [INFO] [stdout] | [INFO] [stdout] 30 | struct PiChart { [INFO] [stdout] | ------- fields in this struct [INFO] [stdout] 31 | title: Option, [INFO] [stdout] | ^^^^^ [INFO] [stdout] 32 | slices: HashMap, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `PiChart` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/parser.rs:13:5 [INFO] [stdout] | [INFO] [stdout] 13 | input_file.read_to_string(&mut chart_content); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 13 | let _ = input_file.read_to_string(&mut chart_content); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `pi_chart` [INFO] [stdout] --> src/parser.rs:44:9 [INFO] [stdout] | [INFO] [stdout] 44 | let pi_chart = dbg!(PiChart { [INFO] [stdout] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_pi_chart` [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] [stdout] warning: fields `title` and `slices` are never read [INFO] [stdout] --> src/parser.rs:31:5 [INFO] [stdout] | [INFO] [stdout] 30 | struct PiChart { [INFO] [stdout] | ------- fields in this struct [INFO] [stdout] 31 | title: Option, [INFO] [stdout] | ^^^^^ [INFO] [stdout] 32 | slices: HashMap, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `PiChart` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/parser.rs:13:5 [INFO] [stdout] | [INFO] [stdout] 13 | input_file.read_to_string(&mut chart_content); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 13 | let _ = input_file.read_to_string(&mut chart_content); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.49s [INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: svg v0.6.0 [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" "5d5b593b1bb8fa28ef83e87c287f1e254b77977e50d49e575361d9ab9b6d2681", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5d5b593b1bb8fa28ef83e87c287f1e254b77977e50d49e575361d9ab9b6d2681", kill_on_drop: false }` [INFO] [stdout] 5d5b593b1bb8fa28ef83e87c287f1e254b77977e50d49e575361d9ab9b6d2681