[INFO] fetching crate nereon 0.6.0... [INFO] checking nereon-0.6.0 against try#07fecb9cf34c4979a772ba38c99d6d9144768413 for pr-87710 [INFO] extracting crate nereon 0.6.0 into /workspace/builds/worker-61/source [INFO] validating manifest of crates.io crate nereon 0.6.0 on toolchain 07fecb9cf34c4979a772ba38c99d6d9144768413 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+07fecb9cf34c4979a772ba38c99d6d9144768413" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [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-61/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+07fecb9cf34c4979a772ba38c99d6d9144768413" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+07fecb9cf34c4979a772ba38c99d6d9144768413" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded nereon_derive v0.6.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-61/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-61/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+07fecb9cf34c4979a772ba38c99d6d9144768413" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] eacbe28817526dfaa62fc8371997b776e5bf76ea3f3c2dfb9a823c1166eecdc7 [INFO] running `Command { std: "docker" "start" "-a" "eacbe28817526dfaa62fc8371997b776e5bf76ea3f3c2dfb9a823c1166eecdc7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "eacbe28817526dfaa62fc8371997b776e5bf76ea3f3c2dfb9a823c1166eecdc7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "eacbe28817526dfaa62fc8371997b776e5bf76ea3f3c2dfb9a823c1166eecdc7", kill_on_drop: false }` [INFO] [stdout] eacbe28817526dfaa62fc8371997b776e5bf76ea3f3c2dfb9a823c1166eecdc7 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-61/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-61/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+07fecb9cf34c4979a772ba38c99d6d9144768413" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] cbc3356659687ca48e9ca380858a259b80d7378f3e31f54f624e8c302ff9f44a [INFO] running `Command { std: "docker" "start" "-a" "cbc3356659687ca48e9ca380858a259b80d7378f3e31f54f624e8c302ff9f44a", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.28 [INFO] [stderr] Compiling unicode-xid v0.2.2 [INFO] [stderr] Compiling ucd-trie v0.1.3 [INFO] [stderr] Compiling libc v0.2.100 [INFO] [stderr] Compiling maplit v1.0.2 [INFO] [stderr] Compiling syn v0.15.44 [INFO] [stderr] Compiling serde v1.0.129 [INFO] [stderr] Checking unicode-width v0.1.8 [INFO] [stderr] Checking vec_map v0.8.2 [INFO] [stderr] Checking bitflags v1.3.2 [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] Checking pest v2.1.3 [INFO] [stderr] Compiling quote v1.0.9 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Compiling pest_meta v2.1.3 [INFO] [stderr] Checking clap v2.33.3 [INFO] [stderr] Compiling syn v1.0.75 [INFO] [stderr] Compiling nereon_derive v0.6.0 [INFO] [stderr] Compiling pest_generator v2.1.3 [INFO] [stderr] Checking toml v0.4.10 [INFO] [stderr] Compiling pest_derive v2.1.0 [INFO] [stderr] Checking nereon v0.6.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: use of deprecated associated function `pest::iterators::Pair::<'i, R>::into_span`: Please use `as_span` instead [INFO] [stdout] --> src/noc/mod.rs:192:33 [INFO] [stdout] | [INFO] [stdout] 192 | s.push_str(pair.into_span().as_str()); [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated associated function `pest::iterators::Pair::<'i, R>::into_span`: Please use `as_span` instead [INFO] [stdout] --> src/noc/mod.rs:196:33 [INFO] [stdout] | [INFO] [stdout] 196 | let span = pair.into_span(); [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated associated function `pest::iterators::Pair::<'i, R>::into_span`: Please use `as_span` instead [INFO] [stdout] --> src/noc/mod.rs:211:32 [INFO] [stdout] | [INFO] [stdout] 211 | let esc = pair.into_span().as_str(); [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated associated function `pest::iterators::Pair::<'i, R>::into_span`: Please use `as_span` instead [INFO] [stdout] --> src/noc/mod.rs:224:33 [INFO] [stdout] | [INFO] [stdout] 224 | s.push_str(pair.into_span().as_str()); [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated associated function `pest::iterators::Pair::<'i, R>::into_span`: Please use `as_span` instead [INFO] [stdout] --> src/noc/mod.rs:228:33 [INFO] [stdout] | [INFO] [stdout] 228 | let span = pair.into_span(); [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated associated function `pest::iterators::Pair::<'i, R>::into_span`: Please use `as_span` instead [INFO] [stdout] --> src/noc/mod.rs:192:33 [INFO] [stdout] | [INFO] [stdout] 192 | s.push_str(pair.into_span().as_str()); [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated associated function `pest::iterators::Pair::<'i, R>::into_span`: Please use `as_span` instead [INFO] [stdout] --> src/noc/mod.rs:196:33 [INFO] [stdout] | [INFO] [stdout] 196 | let span = pair.into_span(); [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated associated function `pest::iterators::Pair::<'i, R>::into_span`: Please use `as_span` instead [INFO] [stdout] --> src/noc/mod.rs:211:32 [INFO] [stdout] | [INFO] [stdout] 211 | let esc = pair.into_span().as_str(); [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated associated function `pest::iterators::Pair::<'i, R>::into_span`: Please use `as_span` instead [INFO] [stdout] --> src/noc/mod.rs:224:33 [INFO] [stdout] | [INFO] [stdout] 224 | s.push_str(pair.into_span().as_str()); [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated associated function `pest::iterators::Pair::<'i, R>::into_span`: Please use `as_span` instead [INFO] [stdout] --> src/noc/mod.rs:228:33 [INFO] [stdout] | [INFO] [stdout] 228 | let span = pair.into_span(); [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/noc/value.rs:156:29 [INFO] [stdout] | [INFO] [stdout] 156 | let mut node = old_value.unwrap_or_else(|| Value::Table(HashMap::new())); [INFO] [stdout] | ----^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/noc/error.rs:47:9 [INFO] [stdout] | [INFO] [stdout] 47 | write!(f, "{} at ", self. reason); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: this warning originates in the macro `write` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/noc/error.rs:51:13 [INFO] [stdout] | [INFO] [stdout] 51 | write!(f, "(line: {}, char {})", l, c); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: this warning originates in the macro `write` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/noc/error.rs:53:17 [INFO] [stdout] | [INFO] [stdout] 53 | write!(f, " while parsing "); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: this warning originates in the macro `write` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/noc/error.rs:62:9 [INFO] [stdout] | [INFO] [stdout] 62 | / write!( [INFO] [stdout] 63 | | f, [INFO] [stdout] 64 | | "Expected {} but found {} while parsing the value for ", [INFO] [stdout] 65 | | self.expected, self.found [INFO] [stdout] 66 | | ); [INFO] [stdout] | |__________^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: this warning originates in the macro `write` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/noc/error.rs:71:17 [INFO] [stdout] | [INFO] [stdout] 71 | write!(f, "\"{}\", ", k); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: this warning originates in the macro `write` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/noc/error.rs:73:17 [INFO] [stdout] | [INFO] [stdout] 73 | write!(f, "\"{}\"", k); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: this warning originates in the macro `write` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 12 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/noc/value.rs:156:29 [INFO] [stdout] | [INFO] [stdout] 156 | let mut node = old_value.unwrap_or_else(|| Value::Table(HashMap::new())); [INFO] [stdout] | ----^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/noc/error.rs:47:9 [INFO] [stdout] | [INFO] [stdout] 47 | write!(f, "{} at ", self. reason); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: this warning originates in the macro `write` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/noc/error.rs:51:13 [INFO] [stdout] | [INFO] [stdout] 51 | write!(f, "(line: {}, char {})", l, c); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: this warning originates in the macro `write` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/noc/error.rs:53:17 [INFO] [stdout] | [INFO] [stdout] 53 | write!(f, " while parsing "); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: this warning originates in the macro `write` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/noc/error.rs:62:9 [INFO] [stdout] | [INFO] [stdout] 62 | / write!( [INFO] [stdout] 63 | | f, [INFO] [stdout] 64 | | "Expected {} but found {} while parsing the value for ", [INFO] [stdout] 65 | | self.expected, self.found [INFO] [stdout] 66 | | ); [INFO] [stdout] | |__________^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: this warning originates in the macro `write` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/noc/error.rs:71:17 [INFO] [stdout] | [INFO] [stdout] 71 | write!(f, "\"{}\", ", k); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: this warning originates in the macro `write` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/noc/error.rs:73:17 [INFO] [stdout] | [INFO] [stdout] 73 | write!(f, "\"{}\"", k); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: this warning originates in the macro `write` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 12 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 15.15s [INFO] running `Command { std: "docker" "inspect" "cbc3356659687ca48e9ca380858a259b80d7378f3e31f54f624e8c302ff9f44a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "cbc3356659687ca48e9ca380858a259b80d7378f3e31f54f624e8c302ff9f44a", kill_on_drop: false }` [INFO] [stdout] cbc3356659687ca48e9ca380858a259b80d7378f3e31f54f624e8c302ff9f44a