[INFO] fetching crate edn-rs 0.17.4... [INFO] checking edn-rs-0.17.4 against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar [INFO] extracting crate edn-rs 0.17.4 into /workspace/builds/worker-1-tc1/source [INFO] validating manifest of crates.io crate edn-rs 0.17.4 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 edn-rs 0.17.4 [INFO] removed 0 missing examples [INFO] finished tweaking crates.io crate edn-rs 0.17.4 [INFO] tweaked toml for crates.io crate edn-rs 0.17.4 written to /workspace/builds/worker-1-tc1/source/Cargo.toml [INFO] crate crates.io crate edn-rs 0.17.4 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 crossbeam-deque v0.8.1 [INFO] [stderr] Downloaded tokio-macros v0.2.6 [INFO] [stderr] Downloaded cargo-husky v1.5.0 [INFO] [stderr] Downloaded criterion v0.3.5 [INFO] [stderr] Downloaded plotters-svg v0.3.1 [INFO] [stderr] Downloaded semver v1.0.9 [INFO] [stderr] Downloaded cast v0.2.7 [INFO] [stderr] Downloaded criterion-plot v0.4.4 [INFO] [stderr] Downloaded rayon-core v1.9.3 [INFO] [stderr] Downloaded itertools v0.10.3 [INFO] [stderr] Downloaded bstr v0.2.17 [INFO] [stderr] Downloaded syn v1.0.95 [INFO] [stderr] Downloaded rayon v1.5.3 [INFO] [stderr] Downloaded plotters-backend v0.3.2 [INFO] [stderr] Downloaded crossbeam-epoch v0.9.8 [INFO] [stderr] Downloaded edn-rs v0.16.14 [INFO] [stderr] Downloaded edn-derive v0.5.0 [INFO] [stderr] Downloaded plotters v0.3.1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 3a6c9dd64b0a4cae093816893c9038a9cf06628f01ec3b3fdd7b481241d4b510 [INFO] running `Command { std: "docker" "start" "-a" "3a6c9dd64b0a4cae093816893c9038a9cf06628f01ec3b3fdd7b481241d4b510", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "3a6c9dd64b0a4cae093816893c9038a9cf06628f01ec3b3fdd7b481241d4b510", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3a6c9dd64b0a4cae093816893c9038a9cf06628f01ec3b3fdd7b481241d4b510", kill_on_drop: false }` [INFO] [stdout] 3a6c9dd64b0a4cae093816893c9038a9cf06628f01ec3b3fdd7b481241d4b510 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] f91f3b3132341aab652dd0957d36471a405d791964b3db832b40ff9562cb160d [INFO] running `Command { std: "docker" "start" "-a" "f91f3b3132341aab652dd0957d36471a405d791964b3db832b40ff9562cb160d", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.39 [INFO] [stderr] Compiling unicode-ident v1.0.0 [INFO] [stderr] Compiling syn v1.0.95 [INFO] [stderr] Compiling serde_derive v1.0.137 [INFO] [stderr] Compiling serde v1.0.137 [INFO] [stderr] Compiling crossbeam-utils v0.8.8 [INFO] [stderr] Compiling semver v1.0.9 [INFO] [stderr] Compiling libc v0.2.126 [INFO] [stderr] Compiling crossbeam-epoch v0.9.8 [INFO] [stderr] Compiling memchr v2.5.0 [INFO] [stderr] Compiling rayon-core v1.9.3 [INFO] [stderr] Compiling num-traits v0.2.15 [INFO] [stderr] Compiling serde_json v1.0.81 [INFO] [stderr] Checking either v1.6.1 [INFO] [stderr] Compiling rustc_version v0.4.0 [INFO] [stderr] Compiling quote v1.0.18 [INFO] [stderr] Checking ryu v1.0.10 [INFO] [stderr] Checking crossbeam-channel v0.5.4 [INFO] [stderr] Compiling cast v0.2.7 [INFO] [stderr] Checking crossbeam-deque v0.8.1 [INFO] [stderr] Compiling rayon v1.5.3 [INFO] [stderr] Checking itoa v1.0.2 [INFO] [stderr] Checking plotters-backend v0.3.2 [INFO] [stderr] Checking num_cpus v1.13.1 [INFO] [stderr] Checking unicode-width v0.1.9 [INFO] [stderr] Checking regex-automata v0.1.10 [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] Checking plotters-svg v0.3.1 [INFO] [stderr] Checking csv-core v0.1.10 [INFO] [stderr] Checking itertools v0.10.3 [INFO] [stderr] Checking half v1.8.2 [INFO] [stderr] Compiling cargo-husky v1.5.0 [INFO] [stderr] Checking itoa v0.4.8 [INFO] [stderr] Checking regex-syntax v0.6.26 [INFO] [stderr] Checking clap v2.34.0 [INFO] [stderr] Checking walkdir v2.3.2 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking oorandom v11.1.3 [INFO] [stderr] Checking pin-project-lite v0.1.12 [INFO] [stderr] Checking bytes v0.5.6 [INFO] [stderr] Compiling edn-rs v0.16.14 [INFO] [stderr] Checking plotters v0.3.1 [INFO] [stderr] Checking edn-rs v0.17.4 (/opt/rustwide/workdir) [INFO] [stdout] warning: unnecessary parentheses around match arm expression [INFO] [stdout] --> src/edn/mod.rs:478:40 [INFO] [stdout] | [INFO] [stdout] 478 | Edn::Str(s) => (s.clone()), [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 478 - Edn::Str(s) => (s.clone()), [INFO] [stdout] 478 + Edn::Str(s) => s.clone(), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around match arm expression [INFO] [stdout] --> src/edn/mod.rs:486:40 [INFO] [stdout] | [INFO] [stdout] 486 | Edn::Str(s) => (s.clone()), [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 486 - Edn::Str(s) => (s.clone()), [INFO] [stdout] 486 + Edn::Str(s) => s.clone(), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around match arm expression [INFO] [stdout] --> src/edn/mod.rs:494:40 [INFO] [stdout] | [INFO] [stdout] 494 | Edn::Str(s) => (s.clone()), [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 494 - Edn::Str(s) => (s.clone()), [INFO] [stdout] 494 + Edn::Str(s) => s.clone(), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking regex v1.5.6 [INFO] [stderr] Checking criterion-plot v0.4.4 [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling tokio-macros v0.2.6 [INFO] [stderr] Compiling edn-derive v0.5.0 [INFO] [stderr] Checking tokio v0.2.25 [INFO] [stderr] Checking bstr v0.2.17 [INFO] [stderr] Checking serde_cbor v0.11.2 [INFO] [stderr] Checking csv v1.1.6 [INFO] [stderr] Checking tinytemplate v1.2.1 [INFO] [stderr] Checking criterion v0.3.5 [INFO] [stdout] warning: the item `edn_rs` is imported redundantly [INFO] [stdout] --> benches/parse.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use edn_rs; [INFO] [stdout] | ^^^^^^ the item `edn_rs` is already defined by prelude [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `edn_rs` is imported redundantly [INFO] [stdout] --> benches/tagged_parse.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use edn_rs; [INFO] [stdout] | ^^^^^^ the item `edn_rs` is already defined by prelude [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around match arm expression [INFO] [stdout] --> src/edn/mod.rs:478:40 [INFO] [stdout] | [INFO] [stdout] 478 | Edn::Str(s) => (s.clone()), [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 478 - Edn::Str(s) => (s.clone()), [INFO] [stdout] 478 + Edn::Str(s) => s.clone(), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around match arm expression [INFO] [stdout] --> src/edn/mod.rs:486:40 [INFO] [stdout] | [INFO] [stdout] 486 | Edn::Str(s) => (s.clone()), [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 486 - Edn::Str(s) => (s.clone()), [INFO] [stdout] 486 + Edn::Str(s) => s.clone(), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around match arm expression [INFO] [stdout] --> src/edn/mod.rs:494:40 [INFO] [stdout] | [INFO] [stdout] 494 | Edn::Str(s) => (s.clone()), [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 494 - Edn::Str(s) => (s.clone()), [INFO] [stdout] 494 + Edn::Str(s) => s.clone(), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Map` is imported redundantly [INFO] [stdout] --> src/deserialize/parse.rs:488:30 [INFO] [stdout] | [INFO] [stdout] 487 | use super::*; [INFO] [stdout] | -------- the item `Map` is already imported here [INFO] [stdout] 488 | use crate::edn::{Double, Map, Set}; [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Set` is imported redundantly [INFO] [stdout] --> src/deserialize/parse.rs:488:35 [INFO] [stdout] | [INFO] [stdout] 487 | use super::*; [INFO] [stdout] | -------- the item `Set` is already imported here [INFO] [stdout] 488 | use crate::edn::{Double, Map, Set}; [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `map` is imported redundantly [INFO] [stdout] --> src/deserialize/parse.rs:489:17 [INFO] [stdout] | [INFO] [stdout] 489 | use crate::{map, set}; [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] ::: src/macros/mod.rs:273:1 [INFO] [stdout] | [INFO] [stdout] 273 | / macro_rules! map( [INFO] [stdout] 274 | | { $($key:expr => $value:expr),+ } => { [INFO] [stdout] 275 | | { [INFO] [stdout] 276 | | let mut m = std::collections::BTreeMap::new(); [INFO] [stdout] ... | [INFO] [stdout] 282 | | }; [INFO] [stdout] 283 | | ); [INFO] [stdout] | |__- the item `map` is already defined here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `set` is imported redundantly [INFO] [stdout] --> src/deserialize/parse.rs:489:22 [INFO] [stdout] | [INFO] [stdout] 489 | use crate::{map, set}; [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] ::: src/macros/mod.rs:288:1 [INFO] [stdout] | [INFO] [stdout] 288 | / macro_rules! set { [INFO] [stdout] 289 | | ($($x:expr),+ $(,)?) => ( [INFO] [stdout] 290 | | { [INFO] [stdout] 291 | | let mut s = std::collections::BTreeSet::new(); [INFO] [stdout] ... | [INFO] [stdout] 297 | | ); [INFO] [stdout] 298 | | } [INFO] [stdout] | |_- the item `set` is already defined here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `hmap` is imported redundantly [INFO] [stdout] --> src/deserialize/mod.rs:468:17 [INFO] [stdout] | [INFO] [stdout] 468 | use crate::{hmap, hset, map, set}; [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] ::: src/macros/mod.rs:303:1 [INFO] [stdout] | [INFO] [stdout] 303 | / macro_rules! hmap( [INFO] [stdout] 304 | | { $($key:expr => $value:expr),+ } => { [INFO] [stdout] 305 | | { [INFO] [stdout] 306 | | let mut m = std::collections::HashMap::new(); [INFO] [stdout] ... | [INFO] [stdout] 312 | | }; [INFO] [stdout] 313 | | ); [INFO] [stdout] | |__- the item `hmap` is already defined here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `hset` is imported redundantly [INFO] [stdout] --> src/deserialize/mod.rs:468:23 [INFO] [stdout] | [INFO] [stdout] 468 | use crate::{hmap, hset, map, set}; [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] ::: src/macros/mod.rs:318:1 [INFO] [stdout] | [INFO] [stdout] 318 | / macro_rules! hset { [INFO] [stdout] 319 | | ($($x:expr),+ $(,)?) => ( [INFO] [stdout] 320 | | { [INFO] [stdout] 321 | | let mut s = std::collections::HashSet::new(); [INFO] [stdout] ... | [INFO] [stdout] 327 | | ); [INFO] [stdout] 328 | | } [INFO] [stdout] | |_- the item `hset` is already defined here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `map` is imported redundantly [INFO] [stdout] --> src/deserialize/mod.rs:468:29 [INFO] [stdout] | [INFO] [stdout] 468 | use crate::{hmap, hset, map, set}; [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] ::: src/macros/mod.rs:273:1 [INFO] [stdout] | [INFO] [stdout] 273 | / macro_rules! map( [INFO] [stdout] 274 | | { $($key:expr => $value:expr),+ } => { [INFO] [stdout] 275 | | { [INFO] [stdout] 276 | | let mut m = std::collections::BTreeMap::new(); [INFO] [stdout] ... | [INFO] [stdout] 282 | | }; [INFO] [stdout] 283 | | ); [INFO] [stdout] | |__- the item `map` is already defined here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `set` is imported redundantly [INFO] [stdout] --> src/deserialize/mod.rs:468:34 [INFO] [stdout] | [INFO] [stdout] 468 | use crate::{hmap, hset, map, set}; [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] ::: src/macros/mod.rs:288:1 [INFO] [stdout] | [INFO] [stdout] 288 | / macro_rules! set { [INFO] [stdout] 289 | | ($($x:expr),+ $(,)?) => ( [INFO] [stdout] 290 | | { [INFO] [stdout] 291 | | let mut s = std::collections::BTreeSet::new(); [INFO] [stdout] ... | [INFO] [stdout] 297 | | ); [INFO] [stdout] 298 | | } [INFO] [stdout] | |_- the item `set` is already defined here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `edn_rs` is imported redundantly [INFO] [stdout] --> benches/serialize.rs:48:9 [INFO] [stdout] | [INFO] [stdout] 48 | use edn_rs; [INFO] [stdout] | ^^^^^^ the item `edn_rs` is already defined by prelude [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 11 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 37.85s [INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: criterion v0.3.5 [INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1` [INFO] running `Command { std: "docker" "inspect" "f91f3b3132341aab652dd0957d36471a405d791964b3db832b40ff9562cb160d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f91f3b3132341aab652dd0957d36471a405d791964b3db832b40ff9562cb160d", kill_on_drop: false }` [INFO] [stdout] f91f3b3132341aab652dd0957d36471a405d791964b3db832b40ff9562cb160d