[INFO] fetching crate confit 1.3.2... [INFO] checking confit-1.3.2 against master#385fa9d845dd326c6bbfd58c22244215e431948a for never-type-fallback-to-never [INFO] extracting crate confit 1.3.2 into /workspace/builds/worker-0-tc1/source [INFO] validating manifest of crates.io crate confit 1.3.2 on toolchain 385fa9d845dd326c6bbfd58c22244215e431948a [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate confit 1.3.2 [INFO] finished tweaking crates.io crate confit 1.3.2 [INFO] tweaked toml for crates.io crate confit 1.3.2 written to /workspace/builds/worker-0-tc1/source/Cargo.toml [INFO] crate crates.io crate confit 1.3.2 already has a lockfile, it will not be regenerated [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded slug v0.1.4 [INFO] [stderr] Downloaded unic-char-property v0.9.0 [INFO] [stderr] Downloaded unic-char-range v0.9.0 [INFO] [stderr] Downloaded unic-ucd-segment v0.9.0 [INFO] [stderr] Downloaded unic-common v0.9.0 [INFO] [stderr] Downloaded unic-ucd-version v0.9.0 [INFO] [stderr] Downloaded unic-segment v0.9.0 [INFO] [stderr] Downloaded include_dir v0.6.1 [INFO] [stderr] Downloaded include_dir_impl v0.6.1 [INFO] [stderr] Downloaded maplit v1.0.2 [INFO] [stderr] Downloaded version_check v0.9.3 [INFO] [stderr] Downloaded globset v0.4.8 [INFO] [stderr] Downloaded thread_local v1.1.3 [INFO] [stderr] Downloaded pest_generator v2.1.3 [INFO] [stderr] Downloaded hermit-abi v0.1.18 [INFO] [stderr] Downloaded anyhow v1.0.41 [INFO] [stderr] Downloaded crossbeam-utils v0.8.5 [INFO] [stderr] Downloaded clap v2.33.3 [INFO] [stderr] Downloaded bstr v0.2.16 [INFO] [stderr] Downloaded chrono-tz v0.5.3 [INFO] [stderr] Downloaded libc v0.2.97 [INFO] [stderr] Downloaded syn v1.0.73 [INFO] [stderr] Downloaded tera v1.11.0 [INFO] [stderr] Downloaded fake v2.4.1 [INFO] [stderr] Downloaded dummy v0.4.0 [INFO] [stderr] Downloaded nom v5.1.2 [INFO] [stderr] Downloaded pest v2.1.3 [INFO] [stderr] Downloaded memchr v2.4.0 [INFO] [stderr] Downloaded serde v1.0.126 [INFO] [stderr] Downloaded serde_json v1.0.64 [INFO] [stderr] Downloaded deunicode v0.4.3 [INFO] [stderr] Downloaded ignore v0.4.18 [INFO] [stderr] Downloaded ucd-trie v0.1.3 [INFO] [stderr] Downloaded typenum v1.13.0 [INFO] [stderr] Downloaded pest_meta v2.1.3 [INFO] [stderr] Downloaded proc-macro2 v1.0.27 [INFO] [stderr] Downloaded serde_derive v1.0.126 [INFO] [stderr] Downloaded unicode-width v0.1.8 [INFO] [stderr] Downloaded quote v1.0.9 [INFO] [stderr] Downloaded itoa v0.4.7 [INFO] [stderr] Downloaded globwalk v0.8.1 [INFO] [stderr] Downloaded pest_derive v2.1.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] bcd58848ff793b8b93e5ae0d626580e9e5a27af5e2130a9c8ea01187d248fadf [INFO] running `Command { std: "docker" "start" "-a" "bcd58848ff793b8b93e5ae0d626580e9e5a27af5e2130a9c8ea01187d248fadf", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "bcd58848ff793b8b93e5ae0d626580e9e5a27af5e2130a9c8ea01187d248fadf", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "bcd58848ff793b8b93e5ae0d626580e9e5a27af5e2130a9c8ea01187d248fadf", kill_on_drop: false }` [INFO] [stdout] bcd58848ff793b8b93e5ae0d626580e9e5a27af5e2130a9c8ea01187d248fadf [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] f391a1b0e2e6b4fbc32422f5bc3e2538d5487aefb1af57868e8c34313fda53f5 [INFO] running `Command { std: "docker" "start" "-a" "f391a1b0e2e6b4fbc32422f5bc3e2538d5487aefb1af57868e8c34313fda53f5", kill_on_drop: false }` [INFO] [stderr] Compiling memchr v2.4.0 [INFO] [stderr] Compiling proc-macro2 v1.0.27 [INFO] [stderr] Compiling libc v0.2.97 [INFO] [stderr] Compiling syn v1.0.73 [INFO] [stderr] Compiling regex-syntax v0.6.25 [INFO] [stderr] Compiling num-traits v0.2.14 [INFO] [stderr] Compiling num-integer v0.1.44 [INFO] [stderr] Compiling ryu v1.0.5 [INFO] [stderr] Compiling ucd-trie v0.1.3 [INFO] [stderr] Compiling ident_case v1.0.1 [INFO] [stderr] Compiling crossbeam-utils v0.8.5 [INFO] [stderr] Compiling strsim v0.9.3 [INFO] [stderr] Compiling fnv v1.0.7 [INFO] [stderr] Checking getrandom v0.2.3 [INFO] [stderr] Compiling quote v1.0.9 [INFO] [stderr] Compiling aho-corasick v0.7.18 [INFO] [stderr] Compiling serde_derive v1.0.126 [INFO] [stderr] Compiling anyhow v1.0.41 [INFO] [stderr] Checking rand_core v0.6.3 [INFO] [stderr] Checking bstr v0.2.16 [INFO] [stderr] Checking time v0.1.44 [INFO] [stderr] Compiling pest v2.1.3 [INFO] [stderr] Compiling regex v1.5.4 [INFO] [stderr] Checking unic-common v0.9.0 [INFO] [stderr] Compiling maplit v1.0.2 [INFO] [stderr] Checking ppv-lite86 v0.2.10 [INFO] [stderr] Checking unic-char-range v0.9.0 [INFO] [stderr] Compiling serde v1.0.126 [INFO] [stderr] Checking rand_chacha v0.3.1 [INFO] [stderr] Checking unic-char-property v0.9.0 [INFO] [stderr] Compiling pest_meta v2.1.3 [INFO] [stderr] Checking unic-ucd-version v0.9.0 [INFO] [stderr] Checking thread_local v1.1.3 [INFO] [stderr] Checking chrono v0.4.19 [INFO] [stderr] Compiling serde_json v1.0.64 [INFO] [stderr] Compiling version_check v0.9.3 [INFO] [stderr] Compiling lexical-core v0.7.6 [INFO] [stderr] Compiling parse-zoneinfo v0.3.0 [INFO] [stderr] Compiling nom v5.1.2 [INFO] [stderr] Checking unic-ucd-segment v0.9.0 [INFO] [stderr] Checking rand v0.8.4 [INFO] [stderr] Checking term_size v0.3.2 [INFO] [stderr] Checking globset v0.4.8 [INFO] [stderr] Checking arrayvec v0.5.2 [INFO] [stderr] Checking static_assertions v1.1.0 [INFO] [stderr] Checking itoa v0.4.7 [INFO] [stderr] Checking unicode-width v0.1.8 [INFO] [stderr] Checking deunicode v0.4.3 [INFO] [stderr] Checking ignore v0.4.18 [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] Checking slug v0.1.4 [INFO] [stderr] Checking unic-segment v0.9.0 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking glob v0.3.0 [INFO] [stderr] Checking clap v2.33.3 [INFO] [stderr] Compiling darling_core v0.10.2 [INFO] [stderr] Compiling pest_generator v2.1.3 [INFO] [stderr] Checking globwalk v0.8.1 [INFO] [stderr] Compiling chrono-tz v0.5.3 [INFO] [stderr] Compiling include_dir_impl v0.6.1 [INFO] [stderr] Compiling pest_derive v2.1.0 [INFO] [stderr] Compiling darling_macro v0.10.2 [INFO] [stderr] Checking include_dir v0.6.1 [INFO] [stderr] Compiling darling v0.10.2 [INFO] [stderr] Compiling dummy v0.4.0 [INFO] [stderr] Checking fake v2.4.1 [INFO] [stderr] Checking tera v1.11.0 [INFO] [stderr] Checking confit v1.3.2 (/opt/rustwide/workdir) [INFO] [stdout] warning: the item `nom` is imported redundantly [INFO] [stdout] --> src/git/parse/status.rs:412:7 [INFO] [stdout] | [INFO] [stdout] 411 | use super::*; [INFO] [stdout] | -------- the item `nom` is already imported here [INFO] [stdout] 412 | use nom; [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `example` is never used [INFO] [stdout] --> src/git.rs:77:6 [INFO] [stdout] | [INFO] [stdout] 57 | pub trait Provider { [INFO] [stdout] | -------- method in this trait [INFO] [stdout] ... [INFO] [stdout] 77 | fn example(&self) -> Self::Data { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/git/parse.rs:101:12 [INFO] [stdout] | [INFO] [stdout] 101 | ParseInt(std::num::ParseIntError), [INFO] [stdout] | -------- ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 101 | ParseInt(()), [INFO] [stdout] | ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait `Input` is never used [INFO] [stdout] --> src/git/parse.rs:143:7 [INFO] [stdout] | [INFO] [stdout] 143 | trait Input: AsRef + Eq + Default {} [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `example` is never used [INFO] [stdout] --> src/git.rs:77:6 [INFO] [stdout] | [INFO] [stdout] 57 | pub trait Provider { [INFO] [stdout] | -------- method in this trait [INFO] [stdout] ... [INFO] [stdout] 77 | fn example(&self) -> Self::Data { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/git/parse.rs:101:12 [INFO] [stdout] | [INFO] [stdout] 101 | ParseInt(std::num::ParseIntError), [INFO] [stdout] | -------- ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 101 | ParseInt(()), [INFO] [stdout] | ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait `Input` is never used [INFO] [stdout] --> src/git/parse.rs:143:7 [INFO] [stdout] | [INFO] [stdout] 143 | trait Input: AsRef + Eq + Default {} [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 14.94s [INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: nom v5.1.2 [INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 3` [INFO] running `Command { std: "docker" "inspect" "f391a1b0e2e6b4fbc32422f5bc3e2538d5487aefb1af57868e8c34313fda53f5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f391a1b0e2e6b4fbc32422f5bc3e2538d5487aefb1af57868e8c34313fda53f5", kill_on_drop: false }` [INFO] [stdout] f391a1b0e2e6b4fbc32422f5bc3e2538d5487aefb1af57868e8c34313fda53f5