[INFO] fetching crate cocogitto 2.1.1... [INFO] testing cocogitto-2.1.1 against beta-2021-09-08 for beta-1.56-1 [INFO] extracting crate cocogitto 2.1.1 into /workspace/builds/worker-6/source [INFO] validating manifest of crates.io crate cocogitto 2.1.1 on toolchain beta-2021-09-08 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate cocogitto 2.1.1 [INFO] finished tweaking crates.io crate cocogitto 2.1.1 [INFO] tweaked toml for crates.io crate cocogitto 2.1.1 written to /workspace/builds/worker-6/source/Cargo.toml [INFO] crate crates.io crate cocogitto 2.1.1 already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 6d65cdbf2f2434320afd54ca19617e657cefbfd3c8067e866aa39860b07dbd4b [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "6d65cdbf2f2434320afd54ca19617e657cefbfd3c8067e866aa39860b07dbd4b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "6d65cdbf2f2434320afd54ca19617e657cefbfd3c8067e866aa39860b07dbd4b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6d65cdbf2f2434320afd54ca19617e657cefbfd3c8067e866aa39860b07dbd4b", kill_on_drop: false }` [INFO] [stdout] 6d65cdbf2f2434320afd54ca19617e657cefbfd3c8067e866aa39860b07dbd4b [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] be5e51a0764361039b9db1901ff9f0a61cb3a440a8fc038083d333fba65978b1 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "be5e51a0764361039b9db1901ff9f0a61cb3a440a8fc038083d333fba65978b1", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.27 [INFO] [stderr] Compiling syn v1.0.73 [INFO] [stderr] Compiling serde v1.0.126 [INFO] [stderr] Compiling lexical-core v0.7.6 [INFO] [stderr] Compiling arrayvec v0.5.2 [INFO] [stderr] Compiling itoa v0.4.7 [INFO] [stderr] Compiling anyhow v1.0.42 [INFO] [stderr] Compiling shell-words v1.0.0 [INFO] [stderr] Compiling nom v5.1.2 [INFO] [stderr] Compiling itertools v0.10.1 [INFO] [stderr] Compiling unicode-normalization v0.1.19 [INFO] [stderr] Compiling semver-parser v0.10.2 [INFO] [stderr] Compiling jobserver v0.1.22 [INFO] [stderr] Compiling getrandom v0.2.3 [INFO] [stderr] Compiling which v4.1.0 [INFO] [stderr] Compiling colored v2.0.0 [INFO] [stderr] Compiling chrono v0.4.19 [INFO] [stderr] Compiling serde-hjson v0.9.1 [INFO] [stderr] Compiling cc v1.0.69 [INFO] [stderr] Compiling rand_core v0.6.3 [INFO] [stderr] Compiling rand_chacha v0.3.1 [INFO] [stderr] Compiling semver v0.11.0 [INFO] [stderr] Compiling rand v0.8.4 [INFO] [stderr] Compiling idna v0.2.3 [INFO] [stderr] Compiling quote v1.0.9 [INFO] [stderr] Compiling libz-sys v1.1.3 [INFO] [stderr] Compiling libgit2-sys v0.12.21+1.1.0 [INFO] [stderr] Compiling url v2.2.2 [INFO] [stderr] Compiling tempfile v3.2.0 [INFO] [stderr] Compiling toml v0.5.8 [INFO] [stderr] Compiling serde_json v1.0.64 [INFO] [stderr] Compiling thiserror-impl v1.0.26 [INFO] [stderr] Compiling serde_derive v1.0.126 [INFO] [stderr] Compiling git2 v0.13.20 [INFO] [stderr] Compiling config v0.11.0 [INFO] [stderr] Compiling thiserror v1.0.26 [INFO] [stderr] Compiling cocogitto v2.1.1 (/opt/rustwide/workdir) [INFO] [stdout] error[E0034]: multiple applicable items in scope [INFO] [stdout] --> src/lib.rs:302:18 [INFO] [stdout] | [INFO] [stdout] 302 | .intersperse("\n".to_string()) [INFO] [stdout] | ^^^^^^^^^^^ multiple `intersperse` found [INFO] [stdout] | [INFO] [stdout] = note: candidate #1 is defined in an impl of the trait `Iterator` for the type `std::iter::Map` [INFO] [stdout] = note: candidate #2 is defined in an impl of the trait `Itertools` for the type `T` [INFO] [stdout] help: disambiguate the associated function for candidate #1 [INFO] [stdout] | [INFO] [stdout] 299 ~ let err: String = Iterator::intersperse(errors [INFO] [stdout] 300 + .iter() [INFO] [stdout] 301 + .map(|err| err.to_string()), "\n".to_string()) [INFO] [stdout] | [INFO] [stdout] help: disambiguate the associated function for candidate #2 [INFO] [stdout] | [INFO] [stdout] 299 ~ let err: String = Itertools::intersperse(errors [INFO] [stdout] 300 + .iter() [INFO] [stdout] 301 + .map(|err| err.to_string()), "\n".to_string()) [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `itertools::Itertools` [INFO] [stdout] --> src/lib.rs:292:13 [INFO] [stdout] | [INFO] [stdout] 292 | use itertools::Itertools; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to previous error; 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0034`. [INFO] [stdout] [INFO] [stderr] error: could not compile `cocogitto` due to 2 previous errors; 1 warning emitted [INFO] running `Command { std: "docker" "inspect" "be5e51a0764361039b9db1901ff9f0a61cb3a440a8fc038083d333fba65978b1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "be5e51a0764361039b9db1901ff9f0a61cb3a440a8fc038083d333fba65978b1", kill_on_drop: false }` [INFO] [stdout] be5e51a0764361039b9db1901ff9f0a61cb3a440a8fc038083d333fba65978b1