[INFO] cloning repository https://github.com/utkarshkukreti/pipette [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/utkarshkukreti/pipette" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Futkarshkukreti%2Fpipette", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Futkarshkukreti%2Fpipette'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 868323ee9c6776157b798cd7582493020f963027 [INFO] checking utkarshkukreti/pipette against master#af4a5a13a15fa0c60e06321077ef452f769b42fd for pr-122960-4 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Futkarshkukreti%2Fpipette" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/utkarshkukreti/pipette on toolchain af4a5a13a15fa0c60e06321077ef452f769b42fd [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+af4a5a13a15fa0c60e06321077ef452f769b42fd" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/utkarshkukreti/pipette [INFO] finished tweaking git repo https://github.com/utkarshkukreti/pipette [INFO] tweaked toml for git repo https://github.com/utkarshkukreti/pipette written to /workspace/builds/worker-7-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/utkarshkukreti/pipette 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" "+af4a5a13a15fa0c60e06321077ef452f769b42fd" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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" "+af4a5a13a15fa0c60e06321077ef452f769b42fd" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 0400b0f1a45399151c8c83a98b178e0e84b886949eacb9ce6c137a0528ddd229 [INFO] running `Command { std: "docker" "start" "-a" "0400b0f1a45399151c8c83a98b178e0e84b886949eacb9ce6c137a0528ddd229", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "0400b0f1a45399151c8c83a98b178e0e84b886949eacb9ce6c137a0528ddd229", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0400b0f1a45399151c8c83a98b178e0e84b886949eacb9ce6c137a0528ddd229", kill_on_drop: false }` [INFO] [stdout] 0400b0f1a45399151c8c83a98b178e0e84b886949eacb9ce6c137a0528ddd229 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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=allow" "-e" "RUSTDOCFLAGS=--cap-lints=allow" "-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" "+af4a5a13a15fa0c60e06321077ef452f769b42fd" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 844477b1187c4d2487e8fc631d6481a66164c9fc5b48e355dbccca20a4b875d9 [INFO] running `Command { std: "docker" "start" "-a" "844477b1187c4d2487e8fc631d6481a66164c9fc5b48e355dbccca20a4b875d9", kill_on_drop: false }` [INFO] [stderr] Checking pipette v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] error[E0412]: cannot find type `Chars` in module `io` [INFO] [stdout] --> src/reader.rs:4:16 [INFO] [stdout] | [INFO] [stdout] 4 | inner: io::Chars [INFO] [stdout] | ^^^^^ not found in `io` [INFO] [stdout] | [INFO] [stdout] help: consider importing this struct [INFO] [stdout] | [INFO] [stdout] 1 + use std::str::Chars; [INFO] [stdout] | [INFO] [stdout] help: if you import `Chars`, refer to it directly [INFO] [stdout] | [INFO] [stdout] 4 - inner: io::Chars [INFO] [stdout] 4 + inner: Chars [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0412]: cannot find type `CharsError` in module `io` [INFO] [stdout] --> src/reader.rs:28:54 [INFO] [stdout] | [INFO] [stdout] 28 | pub fn read(&mut self) -> Option> { [INFO] [stdout] | ^^^^^^^^^^ not found in `io` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0412]: cannot find type `Chars` in module `io` [INFO] [stdout] --> src/reader.rs:4:16 [INFO] [stdout] | [INFO] [stdout] 4 | inner: io::Chars [INFO] [stdout] | ^^^^^ not found in `io` [INFO] [stdout] | [INFO] [stdout] help: consider importing this struct [INFO] [stdout] | [INFO] [stdout] 1 + use std::str::Chars; [INFO] [stdout] | [INFO] [stdout] help: if you import `Chars`, refer to it directly [INFO] [stdout] | [INFO] [stdout] 4 - inner: io::Chars [INFO] [stdout] 4 + inner: Chars [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0412]: cannot find type `CharsError` in module `io` [INFO] [stdout] --> src/reader.rs:28:54 [INFO] [stdout] | [INFO] [stdout] 28 | pub fn read(&mut self) -> Option> { [INFO] [stdout] | ^^^^^^^^^^ not found in `io` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0635]: unknown feature `io` [INFO] [stdout] --> src/main.rs:1:12 [INFO] [stdout] | [INFO] [stdout] 1 | #![feature(io)] [INFO] [stdout] | ^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0635]: unknown feature `io` [INFO] [stdout] --> src/main.rs:1:12 [INFO] [stdout] | [INFO] [stdout] 1 | #![feature(io)] [INFO] [stdout] | ^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0392]: type parameter `R` is never used [INFO] [stdout] --> src/pipette.rs:5:20 [INFO] [stdout] | [INFO] [stdout] 5 | pub struct Pipette { [INFO] [stdout] | ^ unused type parameter [INFO] [stdout] | [INFO] [stdout] = help: consider removing `R`, referring to it in a field, or using a marker such as `PhantomData` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0392]: type parameter `R` is never used [INFO] [stdout] --> src/pipette.rs:5:20 [INFO] [stdout] | [INFO] [stdout] 5 | pub struct Pipette { [INFO] [stdout] | ^ unused type parameter [INFO] [stdout] | [INFO] [stdout] = help: consider removing `R`, referring to it in a field, or using a marker such as `PhantomData` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0283]: type annotations needed [INFO] [stdout] --> src/pipette.rs:14:9 [INFO] [stdout] | [INFO] [stdout] 14 | / Pipette { [INFO] [stdout] 15 | | reader: Reader::new(reader), [INFO] [stdout] 16 | | writer: writer, [INFO] [stdout] 17 | | candidates: candidates, [INFO] [stdout] 18 | | view: View::new() [INFO] [stdout] 19 | | } [INFO] [stdout] | |_________^ cannot infer type of the type parameter `R` declared on the struct `Pipette` [INFO] [stdout] | [INFO] [stdout] = note: cannot satisfy `_: std::io::Read` [INFO] [stdout] note: required by a bound in `Pipette` [INFO] [stdout] --> src/pipette.rs:5:23 [INFO] [stdout] | [INFO] [stdout] 5 | pub struct Pipette { [INFO] [stdout] | ^^^^^^^^ required by this bound in `Pipette` [INFO] [stdout] help: consider specifying the generic arguments [INFO] [stdout] | [INFO] [stdout] 14 | Pipette:: { [INFO] [stdout] | ++++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0283]: type annotations needed [INFO] [stdout] --> src/pipette.rs:14:9 [INFO] [stdout] | [INFO] [stdout] 14 | / Pipette { [INFO] [stdout] 15 | | reader: Reader::new(reader), [INFO] [stdout] 16 | | writer: writer, [INFO] [stdout] 17 | | candidates: candidates, [INFO] [stdout] 18 | | view: View::new() [INFO] [stdout] 19 | | } [INFO] [stdout] | |_________^ cannot infer type of the type parameter `R` declared on the struct `Pipette` [INFO] [stdout] | [INFO] [stdout] = note: cannot satisfy `_: std::io::Read` [INFO] [stdout] note: required by a bound in `Pipette` [INFO] [stdout] --> src/pipette.rs:5:23 [INFO] [stdout] | [INFO] [stdout] 5 | pub struct Pipette { [INFO] [stdout] | ^^^^^^^^ required by this bound in `Pipette` [INFO] [stdout] help: consider specifying the generic arguments [INFO] [stdout] | [INFO] [stdout] 14 | Pipette:: { [INFO] [stdout] | ++++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0599]: no method named `chars` found for type parameter `R` in the current scope [INFO] [stdout] --> src/reader.rs:24:26 [INFO] [stdout] | [INFO] [stdout] 21 | impl Reader { [INFO] [stdout] | - method `chars` not found for this type parameter [INFO] [stdout] ... [INFO] [stdout] 24 | inner: inner.chars() [INFO] [stdout] | ^^^^^ method not found in `R` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0599]: no method named `chars` found for type parameter `R` in the current scope [INFO] [stdout] --> src/reader.rs:24:26 [INFO] [stdout] | [INFO] [stdout] 21 | impl Reader { [INFO] [stdout] | - method `chars` not found for this type parameter [INFO] [stdout] ... [INFO] [stdout] 24 | inner: inner.chars() [INFO] [stdout] | ^^^^^ method not found in `R` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 6 previous errors [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] Some errors have detailed explanations: E0283, E0392, E0412, E0599, E0635. [INFO] [stdout] [INFO] [stdout] For more information about an error, try `rustc --explain E0283`. [INFO] [stdout] [INFO] [stdout] error: aborting due to 6 previous errors [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] Some errors have detailed explanations: E0283, E0392, E0412, E0599, E0635. [INFO] [stdout] [INFO] [stdout] For more information about an error, try `rustc --explain E0283`. [INFO] [stdout] [INFO] [stderr] error: could not compile `pipette` (bin "pipette") due to 7 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: could not compile `pipette` (bin "pipette" test) due to 7 previous errors [INFO] running `Command { std: "docker" "inspect" "844477b1187c4d2487e8fc631d6481a66164c9fc5b48e355dbccca20a4b875d9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "844477b1187c4d2487e8fc631d6481a66164c9fc5b48e355dbccca20a4b875d9", kill_on_drop: false }` [INFO] [stdout] 844477b1187c4d2487e8fc631d6481a66164c9fc5b48e355dbccca20a4b875d9