[INFO] cloning repository https://github.com/kendra-pdx/rats [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/kendra-pdx/rats" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkendra-pdx%2Frats", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkendra-pdx%2Frats'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 31adc65844e6c4c33e5c04804099f54341ffcb11 [INFO] checking kendra-pdx/rats against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkendra-pdx%2Frats" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/kendra-pdx/rats on toolchain ceab6128fa48a616bfd3e3adf4bc80133b8ee223 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/kendra-pdx/rats [INFO] finished tweaking git repo https://github.com/kendra-pdx/rats [INFO] tweaked toml for git repo https://github.com/kendra-pdx/rats written to /workspace/builds/worker-0-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/kendra-pdx/rats 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" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 078b078dd1470b18fc7bdda50e166be4c7256073d1592bb85276836272650991 [INFO] running `Command { std: "docker" "start" "-a" "078b078dd1470b18fc7bdda50e166be4c7256073d1592bb85276836272650991", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "078b078dd1470b18fc7bdda50e166be4c7256073d1592bb85276836272650991", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "078b078dd1470b18fc7bdda50e166be4c7256073d1592bb85276836272650991", kill_on_drop: false }` [INFO] [stdout] 078b078dd1470b18fc7bdda50e166be4c7256073d1592bb85276836272650991 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 83a19aff1d18e33fb3365454aa588841b724b07a183b21c0536efff1ad82a7a3 [INFO] running `Command { std: "docker" "start" "-a" "83a19aff1d18e33fb3365454aa588841b724b07a183b21c0536efff1ad82a7a3", kill_on_drop: false }` [INFO] [stderr] Checking rats v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: method `ap` is never used [INFO] [stdout] --> src/applicative.rs:8:8 [INFO] [stdout] | [INFO] [stdout] 3 | pub trait Applicative: Pure { [INFO] [stdout] | ----------- method in this trait [INFO] [stdout] ... [INFO] [stdout] 8 | fn ap(&self, b: &Self::To) -> Self::To [INFO] [stdout] | ^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait `Monoid` is never used [INFO] [stdout] --> src/monoid.rs:3:11 [INFO] [stdout] | [INFO] [stdout] 3 | pub trait Monoid {} [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function `lift` is never used [INFO] [stdout] --> src/mt.rs:5:8 [INFO] [stdout] | [INFO] [stdout] 3 | pub trait MonadTrans { [INFO] [stdout] | ---------- associated function in this trait [INFO] [stdout] 4 | type Base: Monad; [INFO] [stdout] 5 | fn lift(base: Self::Base) -> Self; [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `r` [INFO] [stdout] --> src/validation.rs:126:13 [INFO] [stdout] | [INFO] [stdout] 126 | let r = v_even.lift_a2(&v_non_negative, |a, b| { (a.clone(), b.clone()) }); [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_r` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait `Monoid` is never used [INFO] [stdout] --> src/monoid.rs:3:11 [INFO] [stdout] | [INFO] [stdout] 3 | pub trait Monoid {} [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function `lift` is never used [INFO] [stdout] --> src/mt.rs:5:8 [INFO] [stdout] | [INFO] [stdout] 3 | pub trait MonadTrans { [INFO] [stdout] | ---------- associated function in this trait [INFO] [stdout] 4 | type Base: Monad; [INFO] [stdout] 5 | fn lift(base: Self::Base) -> Self; [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 0.13s [INFO] running `Command { std: "docker" "inspect" "83a19aff1d18e33fb3365454aa588841b724b07a183b21c0536efff1ad82a7a3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "83a19aff1d18e33fb3365454aa588841b724b07a183b21c0536efff1ad82a7a3", kill_on_drop: false }` [INFO] [stdout] 83a19aff1d18e33fb3365454aa588841b724b07a183b21c0536efff1ad82a7a3 [INFO] checking kendra-pdx/rats against try#3a4bc97f6385a3aa300a4fd689b44350e54fd676 for no-never-type-fallback [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkendra-pdx%2Frats" "/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/kendra-pdx/rats on toolchain 3a4bc97f6385a3aa300a4fd689b44350e54fd676 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/kendra-pdx/rats [INFO] finished tweaking git repo https://github.com/kendra-pdx/rats [INFO] tweaked toml for git repo https://github.com/kendra-pdx/rats written to /workspace/builds/worker-0-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/kendra-pdx/rats 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" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 97d9a7928641a4c3aae5905c98f4db7017610e0711f0d2af3e8a188f91eb2918 [INFO] running `Command { std: "docker" "start" "-a" "97d9a7928641a4c3aae5905c98f4db7017610e0711f0d2af3e8a188f91eb2918", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "97d9a7928641a4c3aae5905c98f4db7017610e0711f0d2af3e8a188f91eb2918", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "97d9a7928641a4c3aae5905c98f4db7017610e0711f0d2af3e8a188f91eb2918", kill_on_drop: false }` [INFO] [stdout] 97d9a7928641a4c3aae5905c98f4db7017610e0711f0d2af3e8a188f91eb2918 [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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 3c605735c528982e748b0a6e4cfd59da66f91d7821630fd6e650cb35bb52ac45 [INFO] running `Command { std: "docker" "start" "-a" "3c605735c528982e748b0a6e4cfd59da66f91d7821630fd6e650cb35bb52ac45", kill_on_drop: false }` [INFO] [stderr] Checking rats v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: method `ap` is never used [INFO] [stdout] --> src/applicative.rs:8:8 [INFO] [stdout] | [INFO] [stdout] 3 | pub trait Applicative: Pure { [INFO] [stdout] | ----------- method in this trait [INFO] [stdout] ... [INFO] [stdout] 8 | fn ap(&self, b: &Self::To) -> Self::To [INFO] [stdout] | ^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait `Monoid` is never used [INFO] [stdout] --> src/monoid.rs:3:11 [INFO] [stdout] | [INFO] [stdout] 3 | pub trait Monoid {} [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function `lift` is never used [INFO] [stdout] --> src/mt.rs:5:8 [INFO] [stdout] | [INFO] [stdout] 3 | pub trait MonadTrans { [INFO] [stdout] | ---------- associated function in this trait [INFO] [stdout] 4 | type Base: Monad; [INFO] [stdout] 5 | fn lift(base: Self::Base) -> Self; [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0282]: type annotations needed [INFO] [stdout] --> src/std/result.rs:68:13 [INFO] [stdout] | [INFO] [stdout] 68 | Err(TestErr::Failure()), [INFO] [stdout] | ^^^ cannot infer type of the type parameter `T` declared on the enum `Result` [INFO] [stdout] | [INFO] [stdout] help: consider specifying the generic arguments [INFO] [stdout] | [INFO] [stdout] 68 | Err::(TestErr::Failure()), [INFO] [stdout] | ++++++++++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `r` [INFO] [stdout] --> src/validation.rs:126:13 [INFO] [stdout] | [INFO] [stdout] 126 | let r = v_even.lift_a2(&v_non_negative, |a, b| { (a.clone(), b.clone()) }); [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_r` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 1 previous error; 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0282`. [INFO] [stdout] [INFO] [stderr] error: could not compile `rats` (lib test) due to 2 previous errors; 1 warning emitted [INFO] running `Command { std: "docker" "inspect" "3c605735c528982e748b0a6e4cfd59da66f91d7821630fd6e650cb35bb52ac45", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3c605735c528982e748b0a6e4cfd59da66f91d7821630fd6e650cb35bb52ac45", kill_on_drop: false }` [INFO] [stdout] 3c605735c528982e748b0a6e4cfd59da66f91d7821630fd6e650cb35bb52ac45