[INFO] fetching crate se 0.1.0... [INFO] checking se-0.1.0 against master#9fa580b1175018b0a276b0bc68f9827a106f7260 for pr-82565 [INFO] extracting crate se 0.1.0 into /workspace/builds/worker-6/source [INFO] validating manifest of crates.io crate se 0.1.0 on toolchain 9fa580b1175018b0a276b0bc68f9827a106f7260 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+9fa580b1175018b0a276b0bc68f9827a106f7260" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate se 0.1.0 [INFO] finished tweaking crates.io crate se 0.1.0 [INFO] tweaked toml for crates.io crate se 0.1.0 written to /workspace/builds/worker-6/source/Cargo.toml [INFO] crate crates.io crate se 0.1.0 already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+9fa580b1175018b0a276b0bc68f9827a106f7260" "fetch" "--locked" "--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" "rustops/crates-build-env@sha256:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+9fa580b1175018b0a276b0bc68f9827a106f7260" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 6534abe1215d5b52848533389037835ff474f8ee8d25c07f70e83b83f3889dd7 [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" "6534abe1215d5b52848533389037835ff474f8ee8d25c07f70e83b83f3889dd7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "6534abe1215d5b52848533389037835ff474f8ee8d25c07f70e83b83f3889dd7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6534abe1215d5b52848533389037835ff474f8ee8d25c07f70e83b83f3889dd7", kill_on_drop: false }` [INFO] [stdout] 6534abe1215d5b52848533389037835ff474f8ee8d25c07f70e83b83f3889dd7 [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=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:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+9fa580b1175018b0a276b0bc68f9827a106f7260" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 6e874c80b55ebd9067c9c371ce93835cd8e6d292f9493ce84485a1cb2aee2bde [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" "6e874c80b55ebd9067c9c371ce93835cd8e6d292f9493ce84485a1cb2aee2bde", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.18 [INFO] [stderr] Compiling unicode-xid v0.2.0 [INFO] [stderr] Compiling syn v1.0.30 [INFO] [stderr] Checking cfg-if v0.1.10 [INFO] [stderr] Compiling semver-parser v0.7.0 [INFO] [stderr] Compiling unicode-segmentation v1.6.0 [INFO] [stderr] Compiling log v0.4.8 [INFO] [stderr] Compiling arrayvec v0.4.12 [INFO] [stderr] Checking static_assertions v0.3.4 [INFO] [stderr] Checking scopeguard v1.1.0 [INFO] [stderr] Checking arc-swap v0.4.6 [INFO] [stderr] Checking unicode-width v0.1.7 [INFO] [stderr] Checking ansi_term v0.12.1 [INFO] [stderr] Checking strsim v0.8.0 [INFO] [stderr] Checking strum v0.18.0 [INFO] [stderr] Checking vec_map v0.8.2 [INFO] [stderr] Checking either v1.5.3 [INFO] [stderr] Compiling proc-macro-error-attr v1.0.2 [INFO] [stderr] Compiling proc-macro-error v1.0.2 [INFO] [stderr] Compiling nom v5.1.1 [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] Checking lock_api v0.3.4 [INFO] [stderr] Checking iovec v0.1.4 [INFO] [stderr] Checking net2 v0.2.34 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking parking_lot_core v0.7.2 [INFO] [stderr] Checking itertools v0.9.0 [INFO] [stderr] Checking signal-hook-registry v1.2.0 [INFO] [stderr] Compiling semver v0.9.0 [INFO] [stderr] Checking clap v2.33.1 [INFO] [stderr] Compiling heck v0.3.1 [INFO] [stderr] Checking parking_lot v0.10.2 [INFO] [stderr] Compiling rustc_version v0.2.3 [INFO] [stderr] Checking mio v0.6.22 [INFO] [stderr] Compiling lexical-core v0.6.2 [INFO] [stderr] Checking signal-hook v0.1.15 [INFO] [stderr] Compiling quote v1.0.6 [INFO] [stderr] Checking crossterm v0.17.5 [INFO] [stderr] Compiling syn-mid v0.5.0 [INFO] [stderr] Compiling strum_macros v0.18.0 [INFO] [stderr] Compiling structopt-derive v0.4.7 [INFO] [stderr] Checking dialect v0.1.0 [INFO] [stderr] Checking syntax-rust v0.1.0 [INFO] [stderr] Checking structopt v0.3.14 [INFO] [stderr] Checking se v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: an associated function with this name may be added to the standard library in the future [INFO] [stdout] --> src/lib.rs:271:14 [INFO] [stdout] | [INFO] [stdout] 271 | .intersperse(b"\r\n".to_vec()) [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unstable_name_collisions)]` on by default [INFO] [stdout] = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior! [INFO] [stdout] = note: for more information, see issue #48919 [INFO] [stdout] = help: call with fully qualified syntax `itertools::Itertools::intersperse(...)` to keep using the current method [INFO] [stdout] = help: add `#![feature(iter_intersperse)]` to the crate attributes to enable `std::iter::Iterator::intersperse` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: an associated function with this name may be added to the standard library in the future [INFO] [stdout] --> src/lib.rs:271:14 [INFO] [stdout] | [INFO] [stdout] 271 | .intersperse(b"\r\n".to_vec()) [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unstable_name_collisions)]` on by default [INFO] [stdout] = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior! [INFO] [stdout] = note: for more information, see issue #48919 [INFO] [stdout] = help: call with fully qualified syntax `itertools::Itertools::intersperse(...)` to keep using the current method [INFO] [stdout] = help: add `#![feature(iter_intersperse)]` to the crate attributes to enable `std::iter::Iterator::intersperse` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 50.40s [INFO] running `Command { std: "docker" "inspect" "6e874c80b55ebd9067c9c371ce93835cd8e6d292f9493ce84485a1cb2aee2bde", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6e874c80b55ebd9067c9c371ce93835cd8e6d292f9493ce84485a1cb2aee2bde", kill_on_drop: false }` [INFO] [stdout] 6e874c80b55ebd9067c9c371ce93835cd8e6d292f9493ce84485a1cb2aee2bde