[INFO] fetching crate switchable 0.1.0... [INFO] checking switchable-0.1.0 against master#8007b506ac5da629f223b755f5a5391edd5f6d01 for pr-88041 [INFO] extracting crate switchable 0.1.0 into /workspace/builds/worker-3/source [INFO] validating manifest of crates.io crate switchable 0.1.0 on toolchain 8007b506ac5da629f223b755f5a5391edd5f6d01 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8007b506ac5da629f223b755f5a5391edd5f6d01" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate switchable 0.1.0 [INFO] finished tweaking crates.io crate switchable 0.1.0 [INFO] tweaked toml for crates.io crate switchable 0.1.0 written to /workspace/builds/worker-3/source/Cargo.toml [INFO] crate crates.io crate switchable 0.1.0 already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8007b506ac5da629f223b755f5a5391edd5f6d01" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+8007b506ac5da629f223b755f5a5391edd5f6d01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 4400429d2dfeb6a7b63cda94f2c5f403c3f3afc06c872ed47824165965b4d6b3 [INFO] running `Command { std: "docker" "start" "-a" "4400429d2dfeb6a7b63cda94f2c5f403c3f3afc06c872ed47824165965b4d6b3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "4400429d2dfeb6a7b63cda94f2c5f403c3f3afc06c872ed47824165965b4d6b3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4400429d2dfeb6a7b63cda94f2c5f403c3f3afc06c872ed47824165965b4d6b3", kill_on_drop: false }` [INFO] [stdout] 4400429d2dfeb6a7b63cda94f2c5f403c3f3afc06c872ed47824165965b4d6b3 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+8007b506ac5da629f223b755f5a5391edd5f6d01" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 26797a466a7f34eb8ace8ad86a36ebe73e6ff43ea05cf536ca7e174fb1f16d69 [INFO] running `Command { std: "docker" "start" "-a" "26797a466a7f34eb8ace8ad86a36ebe73e6ff43ea05cf536ca7e174fb1f16d69", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.13 [INFO] [stderr] Compiling unicode-xid v0.2.0 [INFO] [stderr] Compiling syn v1.0.22 [INFO] [stderr] Compiling serde v1.0.110 [INFO] [stderr] Compiling libc v0.2.70 [INFO] [stderr] Compiling ryu v1.0.4 [INFO] [stderr] Checking tear v0.2.0 [INFO] [stderr] Checking thread_local v1.0.1 [INFO] [stderr] Checking getopts v0.2.21 [INFO] [stderr] Checking regex v1.3.7 [INFO] [stderr] Compiling quote v1.0.5 [INFO] [stderr] Checking dirs-sys v0.3.4 [INFO] [stderr] Checking dirs v2.0.2 [INFO] [stderr] Compiling serde_derive v1.0.110 [INFO] [stderr] Compiling thiserror-impl v1.0.19 [INFO] [stderr] Checking thiserror v1.0.19 [INFO] [stderr] Checking serde_json v1.0.53 [INFO] [stderr] Checking toml v0.5.6 [INFO] [stderr] Checking switchable v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] error[E0034]: multiple applicable items in scope [INFO] [stdout] --> src/app.rs:79:6 [INFO] [stdout] | [INFO] [stdout] 79 | .reduce(|a, b| format!("{} {}", a, b)).unwrap(); // We checked is_empty [INFO] [stdout] | ^^^^^^ multiple `reduce` found [INFO] [stdout] | [INFO] [stdout] note: candidate #1 is defined in an impl of the trait `slang::IterExt` for the type `Me` [INFO] [stdout] --> src/slang.rs:19:2 [INFO] [stdout] | [INFO] [stdout] 19 | fn reduce (mut self, f :impl FnMut(T, T) -> T) -> Option { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] = note: candidate #2 is defined in an impl of the trait `Iterator` for the type `std::iter::Map` [INFO] [stdout] help: disambiguate the associated function for candidate #1 [INFO] [stdout] | [INFO] [stdout] 77 ~ let aliases_str = slang::IterExt::reduce(to_rm.iter() [INFO] [stdout] 78 ~ .map(|v| format!("'{}'", v)), |a, b| format!("{} {}", a, b)).unwrap(); // We checked is_empty [INFO] [stdout] | [INFO] [stdout] help: disambiguate the associated function for candidate #2 [INFO] [stdout] | [INFO] [stdout] 77 ~ let aliases_str = Iterator::reduce(to_rm.iter() [INFO] [stdout] 78 ~ .map(|v| format!("'{}'", v)), |a, b| format!("{} {}", a, b)).unwrap(); // We checked is_empty [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0034]: multiple applicable items in scope [INFO] [stdout] --> src/app.rs:79:6 [INFO] [stdout] | [INFO] [stdout] 79 | .reduce(|a, b| format!("{} {}", a, b)).unwrap(); // We checked is_empty [INFO] [stdout] | ^^^^^^ multiple `reduce` found [INFO] [stdout] | [INFO] [stdout] note: candidate #1 is defined in an impl of the trait `slang::IterExt` for the type `Me` [INFO] [stdout] --> src/slang.rs:19:2 [INFO] [stdout] | [INFO] [stdout] 19 | fn reduce (mut self, f :impl FnMut(T, T) -> T) -> Option { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] = note: candidate #2 is defined in an impl of the trait `Iterator` for the type `std::iter::Map` [INFO] [stdout] help: disambiguate the associated function for candidate #1 [INFO] [stdout] | [INFO] [stdout] 77 ~ let aliases_str = slang::IterExt::reduce(to_rm.iter() [INFO] [stdout] 78 ~ .map(|v| format!("'{}'", v)), |a, b| format!("{} {}", a, b)).unwrap(); // We checked is_empty [INFO] [stdout] | [INFO] [stdout] help: disambiguate the associated function for candidate #2 [INFO] [stdout] | [INFO] [stdout] 77 ~ let aliases_str = Iterator::reduce(to_rm.iter() [INFO] [stdout] 78 ~ .map(|v| format!("'{}'", v)), |a, b| format!("{} {}", a, b)).unwrap(); // We checked is_empty [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to previous error [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0034`. [INFO] [stdout] [INFO] [stdout] error: aborting due to previous error [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0034`. [INFO] [stdout] [INFO] [stderr] error: could not compile `switchable` due to 2 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: build failed [INFO] running `Command { std: "docker" "inspect" "26797a466a7f34eb8ace8ad86a36ebe73e6ff43ea05cf536ca7e174fb1f16d69", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "26797a466a7f34eb8ace8ad86a36ebe73e6ff43ea05cf536ca7e174fb1f16d69", kill_on_drop: false }` [INFO] [stdout] 26797a466a7f34eb8ace8ad86a36ebe73e6ff43ea05cf536ca7e174fb1f16d69