[INFO] fetching crate lincoln 0.1.0... [INFO] checking lincoln-0.1.0 against master#d62d3f7fa9a91d933213cc10e20e740608983f64 for pr-77015 [INFO] extracting crate lincoln 0.1.0 into /workspace/builds/worker-8/source [INFO] validating manifest of crates.io crate lincoln 0.1.0 on toolchain d62d3f7fa9a91d933213cc10e20e740608983f64 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d62d3f7fa9a91d933213cc10e20e740608983f64" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking crates.io crate lincoln 0.1.0 [INFO] finished tweaking crates.io crate lincoln 0.1.0 [INFO] tweaked toml for crates.io crate lincoln 0.1.0 written to /workspace/builds/worker-8/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d62d3f7fa9a91d933213cc10e20e740608983f64" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d62d3f7fa9a91d933213cc10e20e740608983f64" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+d62d3f7fa9a91d933213cc10e20e740608983f64" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 2410354445a41672ef2f1710674b083ba404d92c6df54a0c836a3b6c26d14be3 [INFO] running `Command { std: "docker" "start" "-a" "2410354445a41672ef2f1710674b083ba404d92c6df54a0c836a3b6c26d14be3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "2410354445a41672ef2f1710674b083ba404d92c6df54a0c836a3b6c26d14be3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2410354445a41672ef2f1710674b083ba404d92c6df54a0c836a3b6c26d14be3", kill_on_drop: false }` [INFO] [stdout] 2410354445a41672ef2f1710674b083ba404d92c6df54a0c836a3b6c26d14be3 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+d62d3f7fa9a91d933213cc10e20e740608983f64" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] ae540c5065f4ac3e33cd0be502dde32b2ddb06c5d3aae566e8a5d7b3c6caf384 [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" "ae540c5065f4ac3e33cd0be502dde32b2ddb06c5d3aae566e8a5d7b3c6caf384", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.78 [INFO] [stderr] Compiling proc-macro2 v1.0.24 [INFO] [stderr] Compiling unicode-xid v0.2.1 [INFO] [stderr] Checking cfg-if v0.1.10 [INFO] [stderr] Compiling memchr v2.3.3 [INFO] [stderr] Compiling autocfg v1.0.1 [INFO] [stderr] Compiling log v0.4.11 [INFO] [stderr] Checking lazy_static v1.4.0 [INFO] [stderr] Checking adler v0.2.3 [INFO] [stderr] Checking gimli v0.22.0 [INFO] [stderr] Compiling failure_derive v0.1.8 [INFO] [stderr] Compiling maybe-uninit v2.0.0 [INFO] [stderr] Checking object v0.20.0 [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Checking rustc-demangle v0.1.16 [INFO] [stderr] Compiling ryu v1.0.5 [INFO] [stderr] Compiling nix v0.11.1 [INFO] [stderr] Checking lincoln_common v0.1.0 [INFO] [stderr] Checking void v1.0.2 [INFO] [stderr] Checking quick-error v1.2.3 [INFO] [stderr] Checking termcolor v1.1.0 [INFO] [stderr] Checking unicode-width v0.1.8 [INFO] [stderr] Checking utf8parse v0.1.1 [INFO] [stderr] Checking thread_local v1.0.1 [INFO] [stderr] Checking humantime v1.3.0 [INFO] [stderr] Checking smallvec v0.6.13 [INFO] [stderr] Compiling miniz_oxide v0.4.2 [INFO] [stderr] Checking aho-corasick v0.7.13 [INFO] [stderr] Checking serde_json v1.0.58 [INFO] [stderr] Compiling quote v1.0.7 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking dirs v1.0.5 [INFO] [stderr] Compiling syn v1.0.42 [INFO] [stderr] Checking regex v1.3.9 [INFO] [stderr] Checking env_logger v0.6.2 [INFO] [stderr] Checking addr2line v0.13.0 [INFO] [stderr] Checking backtrace v0.3.51 [INFO] [stderr] Checking rustyline v3.0.0 [INFO] [stderr] Compiling synstructure v0.12.4 [INFO] [stdout] error[E0283]: type annotations needed for `std::result::Result` [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/rustyline-3.0.0/src/lib.rs:655:43 [INFO] [stdout] | [INFO] [stdout] 652 | let user_input = readline_edit(prompt, initial, editor, &original_mode); [INFO] [stdout] | ---------- consider giving `user_input` the explicit type `std::result::Result`, where the type parameter `String` is specified [INFO] [stdout] ... [INFO] [stdout] 655 | editor.add_history_entry(line.as_ref()); [INFO] [stdout] | ^^^^^^ cannot infer type for struct `String` [INFO] [stdout] | [INFO] [stdout] = note: cannot satisfy `String: AsRef<_>` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0283]: type annotations needed for `std::result::Result` [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/rustyline-3.0.0/src/history.rs:151:28 [INFO] [stdout] | [INFO] [stdout] 150 | for line in rdr.lines() { [INFO] [stdout] | ----------- the element type for this iterator is not specified [INFO] [stdout] 151 | self.add(line?.as_ref()); // TODO truncate to MAX_LINE [INFO] [stdout] | ^^^^^^ cannot infer type for struct `String` [INFO] [stdout] | [INFO] [stdout] = note: cannot satisfy `String: AsRef<_>` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 2 previous errors [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0283`. [INFO] [stdout] [INFO] [stderr] error: could not compile `rustyline` [INFO] [stderr] [INFO] [stderr] To learn more, run the command again with --verbose. [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: build failed [INFO] running `Command { std: "docker" "inspect" "ae540c5065f4ac3e33cd0be502dde32b2ddb06c5d3aae566e8a5d7b3c6caf384", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ae540c5065f4ac3e33cd0be502dde32b2ddb06c5d3aae566e8a5d7b3c6caf384", kill_on_drop: false }` [INFO] [stdout] ae540c5065f4ac3e33cd0be502dde32b2ddb06c5d3aae566e8a5d7b3c6caf384