[INFO] fetching crate nereon 0.6.0... [INFO] checking nereon-0.6.0 against master#a609fb45efad59dfd459c76e50899be9f0583b5a for pr-80579 [INFO] extracting crate nereon 0.6.0 into /workspace/builds/worker-9/source [INFO] validating manifest of crates.io crate nereon 0.6.0 on toolchain a609fb45efad59dfd459c76e50899be9f0583b5a [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "read-manifest" "--manifest-path" "Cargo.toml", 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-9/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "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-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "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] ada65446e66f3c54b002c65d0c150735a47be2e0efe6ad14d572ffa98a97a6a1 [INFO] running `Command { std: "docker" "start" "-a" "ada65446e66f3c54b002c65d0c150735a47be2e0efe6ad14d572ffa98a97a6a1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "ada65446e66f3c54b002c65d0c150735a47be2e0efe6ad14d572ffa98a97a6a1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ada65446e66f3c54b002c65d0c150735a47be2e0efe6ad14d572ffa98a97a6a1", kill_on_drop: false }` [INFO] [stdout] ada65446e66f3c54b002c65d0c150735a47be2e0efe6ad14d572ffa98a97a6a1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] d2b1883667a22846d7fa0de62caa4028c46dc17b203ee734fde8007295921d7b [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" "d2b1883667a22846d7fa0de62caa4028c46dc17b203ee734fde8007295921d7b", kill_on_drop: false }` [INFO] [stderr] Compiling syn v1.0.56 [INFO] [stderr] Compiling unicode-xid v0.1.0 [INFO] [stderr] Compiling syn v0.15.44 [INFO] [stderr] Compiling maplit v1.0.2 [INFO] [stderr] Checking strsim v0.8.0 [INFO] [stderr] Checking ansi_term v0.11.0 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking toml v0.4.10 [INFO] [stderr] Compiling pest_meta v2.1.3 [INFO] [stderr] Compiling proc-macro2 v0.4.30 [INFO] [stderr] Checking clap v2.33.3 [INFO] [stderr] Compiling quote v0.6.13 [INFO] [stderr] Compiling pest_generator v2.1.3 [INFO] [stderr] Compiling nereon_derive v0.6.0 [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 `std::result::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 a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::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 a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::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 a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::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 a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::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 a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::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 a macro (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 `std::result::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 a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::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 a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::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 a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::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 a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::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 a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::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 a macro (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 27.83s [INFO] running `Command { std: "docker" "inspect" "d2b1883667a22846d7fa0de62caa4028c46dc17b203ee734fde8007295921d7b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d2b1883667a22846d7fa0de62caa4028c46dc17b203ee734fde8007295921d7b", kill_on_drop: false }` [INFO] [stdout] d2b1883667a22846d7fa0de62caa4028c46dc17b203ee734fde8007295921d7b