[INFO] fetching crate goff 0.1.0... [INFO] checking goff-0.1.0 against try#998b6603a58e47f42ccce7a67943234e96b6839e for pr-143170 [INFO] extracting crate goff 0.1.0 into /workspace/builds/worker-4-tc2/source [INFO] started tweaking crates.io crate goff 0.1.0 [INFO] finished tweaking crates.io crate goff 0.1.0 [INFO] tweaked toml for crates.io crate goff 0.1.0 written to /workspace/builds/worker-4-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate goff 0.1.0 on toolchain 998b6603a58e47f42ccce7a67943234e96b6839e [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 6 packages to latest compatible versions [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "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-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 03189b0ff35e765ca6b16af695c7181cc015837a04908da229afebc8c934700e [INFO] running `Command { std: "docker" "start" "-a" "03189b0ff35e765ca6b16af695c7181cc015837a04908da229afebc8c934700e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "03189b0ff35e765ca6b16af695c7181cc015837a04908da229afebc8c934700e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "03189b0ff35e765ca6b16af695c7181cc015837a04908da229afebc8c934700e", kill_on_drop: false }` [INFO] [stdout] 03189b0ff35e765ca6b16af695c7181cc015837a04908da229afebc8c934700e [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 7f2c35def4da8a4350a2c57cb87fed211e83862944c84ce7ebf8535b5f0ff5da [INFO] running `Command { std: "docker" "start" "-a" "7f2c35def4da8a4350a2c57cb87fed211e83862944c84ce7ebf8535b5f0ff5da", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.95 [INFO] [stderr] Compiling unicode-ident v1.0.18 [INFO] [stderr] Compiling serde v1.0.219 [INFO] [stderr] Compiling quote v1.0.40 [INFO] [stderr] Compiling syn v2.0.104 [INFO] [stderr] Compiling serde_derive v1.0.219 [INFO] [stderr] Checking goff v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] error[E0412]: cannot find type `NoneError` in module `option` [INFO] [stdout] --> src/error.rs:56:28 [INFO] [stdout] | [INFO] [stdout] 56 | impl convert::From for Error [INFO] [stdout] | ^^^^^^^^^ not found in `option` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0412]: cannot find type `NoneError` in module `option` [INFO] [stdout] --> src/error.rs:58:27 [INFO] [stdout] | [INFO] [stdout] 58 | fn from(_error: option::NoneError) -> Self [INFO] [stdout] | ^^^^^^^^^ not found in `option` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0412]: cannot find type `NoneError` in module `option` [INFO] [stdout] --> src/error.rs:56:28 [INFO] [stdout] | [INFO] [stdout] 56 | impl convert::From for Error [INFO] [stdout] | ^^^^^^^^^ not found in `option` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0412]: cannot find type `NoneError` in module `option` [INFO] [stdout] --> src/error.rs:58:27 [INFO] [stdout] | [INFO] [stdout] 58 | fn from(_error: option::NoneError) -> Self [INFO] [stdout] | ^^^^^^^^^ not found in `option` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0635]: feature `try_trait` has been renamed to `try_trait_v2` [INFO] [stdout] --> src/lib.rs:8:12 [INFO] [stdout] | [INFO] [stdout] 8 | #![feature(try_trait)] [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0635]: feature `try_trait` has been renamed to `try_trait_v2` [INFO] [stdout] --> src/lib.rs:8:12 [INFO] [stdout] | [INFO] [stdout] 8 | #![feature(try_trait)] [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0277]: the `?` operator can only be used on `Result`s, not `Option`s, in a method that returns `Result` [INFO] [stdout] --> src/serialize.rs:41:49 [INFO] [stdout] | [INFO] [stdout] 38 | fn next_char(&mut self) -> Result [INFO] [stdout] | --------------------------------------- this function returns a `Result` [INFO] [stdout] ... [INFO] [stdout] 41 | self.input = self.input.get(ch.len_utf8()..)?; [INFO] [stdout] | ^ use `.ok_or(...)?` to provide an error compatible with `std::result::Result` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0277]: the `?` operator can only be used on `Result`s, not `Option`s, in a method that returns `Result` [INFO] [stdout] --> src/serialize.rs:50:49 [INFO] [stdout] | [INFO] [stdout] 47 | fn parse_bool(&mut self) -> Result [INFO] [stdout] | ---------------------------------------- this function returns a `Result` [INFO] [stdout] ... [INFO] [stdout] 50 | self.input = self.input.get("yes".len()..)?; [INFO] [stdout] | ^ use `.ok_or(...)?` to provide an error compatible with `std::result::Result` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0277]: the `?` operator can only be used on `Result`s, not `Option`s, in a method that returns `Result` [INFO] [stdout] --> src/serialize.rs:53:48 [INFO] [stdout] | [INFO] [stdout] 47 | fn parse_bool(&mut self) -> Result [INFO] [stdout] | ---------------------------------------- this function returns a `Result` [INFO] [stdout] ... [INFO] [stdout] 53 | self.input = self.input.get("no".len()..)?; [INFO] [stdout] | ^ use `.ok_or(...)?` to provide an error compatible with `std::result::Result` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0277]: the `?` operator can only be used on `Result`s, not `Option`s, in a method that returns `Result` [INFO] [stdout] --> src/serialize.rs:41:49 [INFO] [stdout] | [INFO] [stdout] 38 | fn next_char(&mut self) -> Result [INFO] [stdout] | --------------------------------------- this function returns a `Result` [INFO] [stdout] ... [INFO] [stdout] 41 | self.input = self.input.get(ch.len_utf8()..)?; [INFO] [stdout] | ^ use `.ok_or(...)?` to provide an error compatible with `std::result::Result` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0277]: the `?` operator can only be used on `Result`s, not `Option`s, in a method that returns `Result` [INFO] [stdout] --> src/serialize.rs:50:49 [INFO] [stdout] | [INFO] [stdout] 47 | fn parse_bool(&mut self) -> Result [INFO] [stdout] | ---------------------------------------- this function returns a `Result` [INFO] [stdout] ... [INFO] [stdout] 50 | self.input = self.input.get("yes".len()..)?; [INFO] [stdout] | ^ use `.ok_or(...)?` to provide an error compatible with `std::result::Result` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0277]: the `?` operator can only be used on `Result`s, not `Option`s, in a method that returns `Result` [INFO] [stdout] --> src/serialize.rs:53:48 [INFO] [stdout] | [INFO] [stdout] 47 | fn parse_bool(&mut self) -> Result [INFO] [stdout] | ---------------------------------------- this function returns a `Result` [INFO] [stdout] ... [INFO] [stdout] 53 | self.input = self.input.get("no".len()..)?; [INFO] [stdout] | ^ use `.ok_or(...)?` to provide an error compatible with `std::result::Result` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0277]: the `?` operator can only be used on `Result`s, not `Option`s, in a method that returns `Result` [INFO] [stdout] --> src/serialize.rs:74:43 [INFO] [stdout] | [INFO] [stdout] 61 | / fn parse_unsigned(&mut self) -> Result [INFO] [stdout] 62 | | where T: AddAssign + MulAssign + From, [INFO] [stdout] | |____________________________________________________- this function returns a `Result` [INFO] [stdout] ... [INFO] [stdout] 74 | self.input = self.input.get(1..)?; [INFO] [stdout] | ^ use `.ok_or(...)?` to provide an error compatible with `std::result::Result` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0277]: the `?` operator can only be used on `Result`s, not `Option`s, in a method that returns `Result` [INFO] [stdout] --> src/serialize.rs:74:43 [INFO] [stdout] | [INFO] [stdout] 61 | / fn parse_unsigned(&mut self) -> Result [INFO] [stdout] 62 | | where T: AddAssign + MulAssign + From, [INFO] [stdout] | |____________________________________________________- this function returns a `Result` [INFO] [stdout] ... [INFO] [stdout] 74 | self.input = self.input.get(1..)?; [INFO] [stdout] | ^ use `.ok_or(...)?` to provide an error compatible with `std::result::Result` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0277]: the `?` operator can only be used on `Result`s, not `Option`s, in a method that returns `Result` [INFO] [stdout] --> src/serialize.rs:107:41 [INFO] [stdout] | [INFO] [stdout] 89 | / fn parse_signed(&mut self) -> Result [INFO] [stdout] 90 | | where T: Neg + AddAssign + MulAssign + From, [INFO] [stdout] | |______________________________________________________________________- this function returns a `Result` [INFO] [stdout] ... [INFO] [stdout] 107 | self.input = self.input.get(1..)?; [INFO] [stdout] | ^ use `.ok_or(...)?` to provide an error compatible with `std::result::Result` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0277]: the `?` operator can only be used on `Result`s, not `Option`s, in a method that returns `Result` [INFO] [stdout] --> src/serialize.rs:107:41 [INFO] [stdout] | [INFO] [stdout] 89 | / fn parse_signed(&mut self) -> Result [INFO] [stdout] 90 | | where T: Neg + AddAssign + MulAssign + From, [INFO] [stdout] | |______________________________________________________________________- this function returns a `Result` [INFO] [stdout] ... [INFO] [stdout] 107 | self.input = self.input.get(1..)?; [INFO] [stdout] | ^ use `.ok_or(...)?` to provide an error compatible with `std::result::Result` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] Some errors have detailed explanations: E0277, E0412, E0635. [INFO] [stdout] [INFO] [stdout] For more information about an error, try `rustc --explain E0277`. [INFO] [stdout] [INFO] [stderr] error: could not compile `goff` (lib) due to 8 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] Some errors have detailed explanations: E0277, E0412, E0635. [INFO] [stdout] [INFO] [stdout] For more information about an error, try `rustc --explain E0277`. [INFO] [stdout] [INFO] [stderr] error: could not compile `goff` (lib test) due to 8 previous errors [INFO] running `Command { std: "docker" "inspect" "7f2c35def4da8a4350a2c57cb87fed211e83862944c84ce7ebf8535b5f0ff5da", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7f2c35def4da8a4350a2c57cb87fed211e83862944c84ce7ebf8535b5f0ff5da", kill_on_drop: false }` [INFO] [stdout] 7f2c35def4da8a4350a2c57cb87fed211e83862944c84ce7ebf8535b5f0ff5da