[INFO] fetching crate scan 0.1.0... [INFO] checking scan-0.1.0 against master#f609b7e0586f81fefb3523e3e17adf779ac416be for pr-129466-2 [INFO] extracting crate scan 0.1.0 into /workspace/builds/worker-1-tc1/source [INFO] validating manifest of crates.io crate scan 0.1.0 on toolchain f609b7e0586f81fefb3523e3e17adf779ac416be [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f609b7e0586f81fefb3523e3e17adf779ac416be" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate scan 0.1.0 [INFO] finished tweaking crates.io crate scan 0.1.0 [INFO] tweaked toml for crates.io crate scan 0.1.0 written to /workspace/builds/worker-1-tc1/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f609b7e0586f81fefb3523e3e17adf779ac416be" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f609b7e0586f81fefb3523e3e17adf779ac416be" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021 [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:ceb6ea022f8a89cebbe621bb4987e73a935bd40dfbb726f832cfff4742a5b95a" "/opt/rustwide/cargo-home/bin/cargo" "+f609b7e0586f81fefb3523e3e17adf779ac416be" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] f00432254f3ab4a9a2c088e2bc89de7dc93d89f1a1ccd9e5f07ad3e2f58881ac [INFO] running `Command { std: "docker" "start" "-a" "f00432254f3ab4a9a2c088e2bc89de7dc93d89f1a1ccd9e5f07ad3e2f58881ac", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "f00432254f3ab4a9a2c088e2bc89de7dc93d89f1a1ccd9e5f07ad3e2f58881ac", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f00432254f3ab4a9a2c088e2bc89de7dc93d89f1a1ccd9e5f07ad3e2f58881ac", kill_on_drop: false }` [INFO] [stdout] f00432254f3ab4a9a2c088e2bc89de7dc93d89f1a1ccd9e5f07ad3e2f58881ac [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:ceb6ea022f8a89cebbe621bb4987e73a935bd40dfbb726f832cfff4742a5b95a" "/opt/rustwide/cargo-home/bin/cargo" "+f609b7e0586f81fefb3523e3e17adf779ac416be" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 3b24a7f43b976a615741a0f6ac7050cdb8aace69a37660954712e626814e3374 [INFO] running `Command { std: "docker" "start" "-a" "3b24a7f43b976a615741a0f6ac7050cdb8aace69a37660954712e626814e3374", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021 [INFO] [stderr] Checking scan v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] error[E0432]: unresolved imports `std::io::Chars`, `std::io::CharsError` [INFO] [stdout] --> src/scan.rs:1:21 [INFO] [stdout] | [INFO] [stdout] 1 | use std::io::{Read, Chars, CharsError, BufReader}; [INFO] [stdout] | ^^^^^ ^^^^^^^^^^ no `CharsError` in `io` [INFO] [stdout] | | [INFO] [stdout] | no `Chars` in `io` [INFO] [stdout] | [INFO] [stdout] = help: consider importing this struct instead: [INFO] [stdout] std::str::Chars [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0412]: cannot find type `CharsError` in module `io` [INFO] [stdout] --> src/scan.rs:51:27 [INFO] [stdout] | [INFO] [stdout] 51 | impl From for ScanError { [INFO] [stdout] | ^^^^^^^^^^ not found in `io` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0412]: cannot find type `CharsError` in module `io` [INFO] [stdout] --> src/scan.rs:52:20 [INFO] [stdout] | [INFO] [stdout] 52 | fn from(e: io::CharsError) -> ScanError { ScanError::Io(e) } [INFO] [stdout] | ^^^^^^^^^^ not found in `io` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Display` [INFO] [stdout] --> src/scan.rs:6:23 [INFO] [stdout] | [INFO] [stdout] 6 | use std::fmt::{Debug, Display}; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/scan.rs:275:16 [INFO] [stdout] | [INFO] [stdout] 275 | let file = try!(File::open(path)); [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/scan.rs:66:46 [INFO] [stdout] | [INFO] [stdout] 66 | ScanError::Io(ref err) => Error::description(err), [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0635]: unknown feature `io` [INFO] [stdout] --> src/lib.rs:40:12 [INFO] [stdout] | [INFO] [stdout] 40 | #![feature(io)] [INFO] [stdout] | ^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/scan.rs:71:32 [INFO] [stdout] | [INFO] [stdout] 71 | fn cause(&self) -> Option<&Error> { [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] help: if this is an object-safe trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 71 | fn cause(&self) -> Option<&dyn Error> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/scan.rs:65:46 [INFO] [stdout] | [INFO] [stdout] 65 | ScanError::Parse(ref err) => err.description(), [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/scan.rs:199:32 [INFO] [stdout] | [INFO] [stdout] 184 | impl bool> Scanner, F> { [INFO] [stdout] | - method `chars` not found for this type parameter [INFO] [stdout] ... [INFO] [stdout] 199 | Scanner{ chars: reader.chars(), ignore: f } [INFO] [stdout] | ^^^^^ method not found in `R` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0432]: unresolved imports `std::io::Chars`, `std::io::CharsError` [INFO] [stdout] --> src/scan.rs:1:21 [INFO] [stdout] | [INFO] [stdout] 1 | use std::io::{Read, Chars, CharsError, BufReader}; [INFO] [stdout] | ^^^^^ ^^^^^^^^^^ no `CharsError` in `io` [INFO] [stdout] | | [INFO] [stdout] | no `Chars` in `io` [INFO] [stdout] | [INFO] [stdout] = help: consider importing this struct instead: [INFO] [stdout] std::str::Chars [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0412]: cannot find type `CharsError` in module `io` [INFO] [stdout] --> src/scan.rs:51:27 [INFO] [stdout] | [INFO] [stdout] 51 | impl From for ScanError { [INFO] [stdout] | ^^^^^^^^^^ not found in `io` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0412]: cannot find type `CharsError` in module `io` [INFO] [stdout] --> src/scan.rs:52:20 [INFO] [stdout] | [INFO] [stdout] 52 | fn from(e: io::CharsError) -> ScanError { ScanError::Io(e) } [INFO] [stdout] | ^^^^^^^^^^ not found in `io` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Display` [INFO] [stdout] --> src/scan.rs:6:23 [INFO] [stdout] | [INFO] [stdout] 6 | use std::fmt::{Debug, Display}; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/scan.rs:275:16 [INFO] [stdout] | [INFO] [stdout] 275 | let file = try!(File::open(path)); [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/scan.rs:66:46 [INFO] [stdout] | [INFO] [stdout] 66 | ScanError::Io(ref err) => Error::description(err), [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0635]: unknown feature `io` [INFO] [stdout] --> src/lib.rs:40:12 [INFO] [stdout] | [INFO] [stdout] 40 | #![feature(io)] [INFO] [stdout] | ^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/scan.rs:71:32 [INFO] [stdout] | [INFO] [stdout] 71 | fn cause(&self) -> Option<&Error> { [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] help: if this is an object-safe trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 71 | fn cause(&self) -> Option<&dyn Error> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/scan.rs:65:46 [INFO] [stdout] | [INFO] [stdout] 65 | ScanError::Parse(ref err) => err.description(), [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 5 previous errors; 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] Some errors have detailed explanations: E0412, E0432, E0599, E0635. [INFO] [stdout] [INFO] [stdout] For more information about an error, try `rustc --explain E0412`. [INFO] [stdout] [INFO] [stderr] error: could not compile `scan` (lib) due to 6 previous errors; 5 warnings emitted [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] error[E0599]: no method named `chars` found for type parameter `R` in the current scope [INFO] [stdout] --> src/scan.rs:199:32 [INFO] [stdout] | [INFO] [stdout] 184 | impl bool> Scanner, F> { [INFO] [stdout] | - method `chars` not found for this type parameter [INFO] [stdout] ... [INFO] [stdout] 199 | Scanner{ chars: reader.chars(), ignore: f } [INFO] [stdout] | ^^^^^ method not found in `R` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 5 previous errors; 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] Some errors have detailed explanations: E0412, E0432, E0599, E0635. [INFO] [stdout] [INFO] [stdout] For more information about an error, try `rustc --explain E0412`. [INFO] [stdout] [INFO] [stderr] error: could not compile `scan` (lib test) due to 6 previous errors; 5 warnings emitted [INFO] running `Command { std: "docker" "inspect" "3b24a7f43b976a615741a0f6ac7050cdb8aace69a37660954712e626814e3374", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3b24a7f43b976a615741a0f6ac7050cdb8aace69a37660954712e626814e3374", kill_on_drop: false }` [INFO] [stdout] 3b24a7f43b976a615741a0f6ac7050cdb8aace69a37660954712e626814e3374