[INFO] fetching crate nereon 0.6.0... [INFO] checking nereon-0.6.0 against try#e4dba30b9b475d8750370c4dfb49b6541990904d for pr-71393 [INFO] extracting crate nereon 0.6.0 into /workspace/builds/worker-11/source [INFO] validating manifest of crates.io crate nereon 0.6.0 on toolchain e4dba30b9b475d8750370c4dfb49b6541990904d [INFO] running `"/workspace/cargo-home/bin/cargo" "+e4dba30b9b475d8750370c4dfb49b6541990904d" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking crates.io crate nereon 0.6.0 [INFO] finished tweaking crates.io crate nereon 0.6.0 [INFO] tweaked toml for crates.io crate nereon 0.6.0 written to /workspace/builds/worker-11/source/Cargo.toml [INFO] running `"/workspace/cargo-home/bin/cargo" "+e4dba30b9b475d8750370c4dfb49b6541990904d" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] running `"/workspace/cargo-home/bin/cargo" "+e4dba30b9b475d8750370c4dfb49b6541990904d" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+e4dba30b9b475d8750370c4dfb49b6541990904d" "check" "--frozen" "--all" "--all-targets"` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 94b4427ec7cdcd9e19f7f650a050537c7053fb680c81e75301a3316ff978d7bf [INFO] running `"docker" "start" "-a" "94b4427ec7cdcd9e19f7f650a050537c7053fb680c81e75301a3316ff978d7bf"` [INFO] [stderr] Compiling proc-macro2 v0.4.30 [INFO] [stderr] Compiling ucd-trie v0.1.3 [INFO] [stderr] Compiling unicode-xid v0.1.0 [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Compiling maplit v1.0.2 [INFO] [stderr] Compiling syn v0.15.44 [INFO] [stderr] Checking lazy_static v1.4.0 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Compiling syn v1.0.18 [INFO] [stderr] Checking toml v0.4.10 [INFO] [stderr] Compiling pest v2.1.3 [INFO] [stderr] Checking clap v2.33.0 [INFO] [stderr] Compiling quote v0.6.13 [INFO] [stderr] Compiling pest_meta v2.1.3 [INFO] [stderr] Compiling pest_generator v2.1.3 [INFO] [stderr] Compiling pest_derive v2.1.0 [INFO] [stderr] Compiling nereon_derive v0.6.0 [INFO] [stderr] Checking nereon v0.6.0 (/opt/rustwide/workdir) [INFO] [stderr] warning: use of deprecated item 'pest::iterators::Pair::<'i, R>::into_span': Please use `as_span` instead [INFO] [stderr] --> src/noc/mod.rs:192:33 [INFO] [stderr] | [INFO] [stderr] 192 | s.push_str(pair.into_span().as_str()); [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(deprecated)]` on by default [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'pest::iterators::Pair::<'i, R>::into_span': Please use `as_span` instead [INFO] [stderr] --> src/noc/mod.rs:196:33 [INFO] [stderr] | [INFO] [stderr] 196 | let span = pair.into_span(); [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'pest::iterators::Pair::<'i, R>::into_span': Please use `as_span` instead [INFO] [stderr] --> src/noc/mod.rs:211:32 [INFO] [stderr] | [INFO] [stderr] 211 | let esc = pair.into_span().as_str(); [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'pest::iterators::Pair::<'i, R>::into_span': Please use `as_span` instead [INFO] [stderr] --> src/noc/mod.rs:224:33 [INFO] [stderr] | [INFO] [stderr] 224 | s.push_str(pair.into_span().as_str()); [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'pest::iterators::Pair::<'i, R>::into_span': Please use `as_span` instead [INFO] [stderr] --> src/noc/mod.rs:228:33 [INFO] [stderr] | [INFO] [stderr] 228 | let span = pair.into_span(); [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'pest::iterators::Pair::<'i, R>::into_span': Please use `as_span` instead [INFO] [stderr] --> src/noc/mod.rs:192:33 [INFO] [stderr] | [INFO] [stderr] 192 | s.push_str(pair.into_span().as_str()); [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(deprecated)]` on by default [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'pest::iterators::Pair::<'i, R>::into_span': Please use `as_span` instead [INFO] [stderr] --> src/noc/mod.rs:196:33 [INFO] [stderr] | [INFO] [stderr] 196 | let span = pair.into_span(); [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'pest::iterators::Pair::<'i, R>::into_span': Please use `as_span` instead [INFO] [stderr] --> src/noc/mod.rs:211:32 [INFO] [stderr] | [INFO] [stderr] 211 | let esc = pair.into_span().as_str(); [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'pest::iterators::Pair::<'i, R>::into_span': Please use `as_span` instead [INFO] [stderr] --> src/noc/mod.rs:224:33 [INFO] [stderr] | [INFO] [stderr] 224 | s.push_str(pair.into_span().as_str()); [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'pest::iterators::Pair::<'i, R>::into_span': Please use `as_span` instead [INFO] [stderr] --> src/noc/mod.rs:228:33 [INFO] [stderr] | [INFO] [stderr] 228 | let span = pair.into_span(); [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/noc/value.rs:156:29 [INFO] [stderr] | [INFO] [stderr] 156 | let mut node = old_value.unwrap_or_else(|| Value::Table(HashMap::new())); [INFO] [stderr] | ----^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/noc/error.rs:47:9 [INFO] [stderr] | [INFO] [stderr] 47 | write!(f, "{} at ", self. reason); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_must_use)]` on by default [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/noc/error.rs:51:13 [INFO] [stderr] | [INFO] [stderr] 51 | write!(f, "(line: {}, char {})", l, c); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/noc/error.rs:53:17 [INFO] [stderr] | [INFO] [stderr] 53 | write!(f, " while parsing "); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/noc/error.rs:62:9 [INFO] [stderr] | [INFO] [stderr] 62 | / write!( [INFO] [stderr] 63 | | f, [INFO] [stderr] 64 | | "Expected {} but found {} while parsing the value for ", [INFO] [stderr] 65 | | self.expected, self.found [INFO] [stderr] 66 | | ); [INFO] [stderr] | |__________^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/noc/error.rs:71:17 [INFO] [stderr] | [INFO] [stderr] 71 | write!(f, "\"{}\", ", k); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/noc/error.rs:73:17 [INFO] [stderr] | [INFO] [stderr] 73 | write!(f, "\"{}\"", k); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/noc/value.rs:156:29 [INFO] [stderr] | [INFO] [stderr] 156 | let mut node = old_value.unwrap_or_else(|| Value::Table(HashMap::new())); [INFO] [stderr] | ----^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: 12 warnings emitted [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/noc/error.rs:47:9 [INFO] [stderr] | [INFO] [stderr] 47 | write!(f, "{} at ", self. reason); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_must_use)]` on by default [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/noc/error.rs:51:13 [INFO] [stderr] | [INFO] [stderr] 51 | write!(f, "(line: {}, char {})", l, c); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/noc/error.rs:53:17 [INFO] [stderr] | [INFO] [stderr] 53 | write!(f, " while parsing "); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/noc/error.rs:62:9 [INFO] [stderr] | [INFO] [stderr] 62 | / write!( [INFO] [stderr] 63 | | f, [INFO] [stderr] 64 | | "Expected {} but found {} while parsing the value for ", [INFO] [stderr] 65 | | self.expected, self.found [INFO] [stderr] 66 | | ); [INFO] [stderr] | |__________^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/noc/error.rs:71:17 [INFO] [stderr] | [INFO] [stderr] 71 | write!(f, "\"{}\", ", k); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/noc/error.rs:73:17 [INFO] [stderr] | [INFO] [stderr] 73 | write!(f, "\"{}\"", k); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: 12 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 19.77s [INFO] running `"docker" "inspect" "94b4427ec7cdcd9e19f7f650a050537c7053fb680c81e75301a3316ff978d7bf"` [INFO] running `"docker" "rm" "-f" "94b4427ec7cdcd9e19f7f650a050537c7053fb680c81e75301a3316ff978d7bf"` [INFO] [stdout] 94b4427ec7cdcd9e19f7f650a050537c7053fb680c81e75301a3316ff978d7bf