[INFO] cloning repository https://github.com/romnn/par-dfs [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/romnn/par-dfs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fromnn%2Fpar-dfs", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fromnn%2Fpar-dfs'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] c22c599e7ea71282e398617cb3c0709faf3df3f4 [INFO] checking romnn/par-dfs against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fromnn%2Fpar-dfs" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/romnn/par-dfs 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 git repo https://github.com/romnn/par-dfs [INFO] removed 0 missing examples [INFO] finished tweaking git repo https://github.com/romnn/par-dfs [INFO] tweaked toml for git repo https://github.com/romnn/par-dfs written to /workspace/builds/worker-3-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/romnn/par-dfs 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] Downloading crates ... [INFO] [stderr] Downloaded plotters-svg v0.3.3 [INFO] [stderr] Downloaded tokio-stream v0.1.10 [INFO] [stderr] Downloaded ctor v0.1.23 [INFO] [stderr] Downloaded output_vt100 v0.1.3 [INFO] [stderr] Downloaded ciborium-io v0.2.0 [INFO] [stderr] Downloaded clap_derive v3.2.18 [INFO] [stderr] Downloaded ciborium-ll v0.2.0 [INFO] [stderr] Downloaded clap v3.2.22 [INFO] [stderr] Downloaded plotters v0.3.4 [INFO] [stderr] Downloaded ciborium v0.2.0 [INFO] [stderr] Downloaded textwrap v0.15.1 [INFO] [stderr] Downloaded futures-executor v0.3.24 [INFO] [stderr] Downloaded futures v0.3.24 [INFO] [stderr] Downloaded pretty_assertions v1.3.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 11b38fc71ea7633f53fa810b91ea7b35982a153f503261965de2dd7f7ff69483 [INFO] running `Command { std: "docker" "start" "-a" "11b38fc71ea7633f53fa810b91ea7b35982a153f503261965de2dd7f7ff69483", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "11b38fc71ea7633f53fa810b91ea7b35982a153f503261965de2dd7f7ff69483", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "11b38fc71ea7633f53fa810b91ea7b35982a153f503261965de2dd7f7ff69483", kill_on_drop: false }` [INFO] [stdout] 11b38fc71ea7633f53fa810b91ea7b35982a153f503261965de2dd7f7ff69483 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 061fd506dc8dc359a55cdf30e0a020d673ebb47c77c6a73d0aa6a57d08cc383d [INFO] running `Command { std: "docker" "start" "-a" "061fd506dc8dc359a55cdf30e0a020d673ebb47c77c6a73d0aa6a57d08cc383d", kill_on_drop: false }` [INFO] [stderr] Compiling syn v1.0.100 [INFO] [stderr] Compiling libc v0.2.133 [INFO] [stderr] Checking once_cell v1.15.0 [INFO] [stderr] Compiling futures-core v0.3.24 [INFO] [stderr] Compiling crossbeam-utils v0.8.11 [INFO] [stderr] Compiling memoffset v0.6.5 [INFO] [stderr] Compiling quote v1.0.21 [INFO] [stderr] Compiling serde_derive v1.0.144 [INFO] [stderr] Compiling crossbeam-epoch v0.9.10 [INFO] [stderr] Compiling serde v1.0.144 [INFO] [stderr] Compiling tokio v1.21.1 [INFO] [stderr] Compiling rayon-core v1.9.3 [INFO] [stderr] Compiling futures-task v0.3.24 [INFO] [stderr] Compiling proc-macro-error-attr v1.0.4 [INFO] [stderr] Compiling indexmap v1.9.1 [INFO] [stderr] Compiling num-traits v0.2.15 [INFO] [stderr] Compiling serde_json v1.0.85 [INFO] [stderr] Checking futures-sink v0.3.24 [INFO] [stderr] Compiling futures-channel v0.3.24 [INFO] [stderr] Checking either v1.8.0 [INFO] [stderr] Compiling futures-util v0.3.24 [INFO] [stderr] Checking crossbeam-deque v0.8.2 [INFO] [stderr] Checking crossbeam-channel v0.5.6 [INFO] [stderr] Compiling rayon v1.5.3 [INFO] [stderr] Compiling thiserror v1.0.35 [INFO] [stderr] Checking plotters-backend v0.3.4 [INFO] [stderr] Checking os_str_bytes v6.3.0 [INFO] [stderr] Checking num_cpus v1.13.1 [INFO] [stderr] Checking half v1.8.2 [INFO] [stderr] Checking ciborium-io v0.2.0 [INFO] [stderr] Checking clap_lex v0.2.4 [INFO] [stderr] Checking plotters-svg v0.3.3 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking ciborium-ll v0.2.0 [INFO] [stderr] Checking itertools v0.10.5 [INFO] [stderr] Compiling anyhow v1.0.65 [INFO] [stderr] Checking textwrap v0.15.1 [INFO] [stderr] Checking futures-io v0.3.24 [INFO] [stderr] Checking regex-syntax v0.6.27 [INFO] [stderr] Checking yansi v0.5.1 [INFO] [stderr] Checking diff v0.1.13 [INFO] [stderr] Checking pretty_assertions v1.3.0 [INFO] [stderr] Compiling paste v1.0.9 [INFO] [stderr] Checking plotters v0.3.4 [INFO] [stderr] Checking regex v1.6.0 [INFO] [stderr] Checking criterion-plot v0.5.0 [INFO] [stderr] Checking futures v0.3.24 [INFO] [stderr] Compiling proc-macro-error v1.0.4 [INFO] [stderr] Compiling tokio-macros v1.8.0 [INFO] [stderr] Compiling async-stream-impl v0.3.3 [INFO] [stderr] Compiling clap_derive v3.2.18 [INFO] [stderr] Compiling thiserror-impl v1.0.35 [INFO] [stderr] Checking async-stream v0.3.3 [INFO] [stderr] Checking par-dfs v0.0.7 (/opt/rustwide/workdir) [INFO] [stdout] warning: the item `Iterator` is imported redundantly [INFO] [stdout] --> src/sync/bfs.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | use std::iter::Iterator; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/385fa9d845dd326c6bbfd58c22244215e431948a/library/std/src/prelude/mod.rs:148:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `Iterator` is already defined here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Iterator` is imported redundantly [INFO] [stdout] --> src/sync/dfs.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | use std::iter::Iterator; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/385fa9d845dd326c6bbfd58c22244215e431948a/library/std/src/prelude/mod.rs:148:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `Iterator` is already defined here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `IntoIterator` is imported redundantly [INFO] [stdout] --> src/sync/mod.rs:12:17 [INFO] [stdout] | [INFO] [stdout] 12 | use std::iter::{IntoIterator, Iterator}; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/385fa9d845dd326c6bbfd58c22244215e431948a/library/std/src/prelude/mod.rs:148:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `IntoIterator` is already defined here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Iterator` is imported redundantly [INFO] [stdout] --> src/sync/mod.rs:12:31 [INFO] [stdout] | [INFO] [stdout] 12 | use std::iter::{IntoIterator, Iterator}; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] --> /rustc/385fa9d845dd326c6bbfd58c22244215e431948a/library/std/src/prelude/mod.rs:148:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `Iterator` is already defined here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: methods `len`, `is_empty`, and `split_off` are never used [INFO] [stdout] --> src/sync/mod.rs:36:8 [INFO] [stdout] | [INFO] [stdout] 34 | pub(crate) trait Queue { [INFO] [stdout] | ----- methods in this trait [INFO] [stdout] 35 | /// Returns the number of items in the queue [INFO] [stdout] 36 | fn len(&self) -> usize; [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 39 | fn is_empty(&self) -> bool { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 65 | fn split_off(&mut self, at: usize) -> Self; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking clap v3.2.22 [INFO] [stderr] Checking tokio-stream v0.1.10 [INFO] [stderr] Checking tokio-test v0.4.2 [INFO] [stderr] Checking ciborium v0.2.0 [INFO] [stderr] Checking tinytemplate v1.2.1 [INFO] [stderr] Checking criterion v0.4.0 [INFO] [stdout] warning: the item `Iterator` is imported redundantly [INFO] [stdout] --> benches/benches.rs:8:5 [INFO] [stdout] | [INFO] [stdout] 8 | use std::iter::Iterator; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/385fa9d845dd326c6bbfd58c22244215e431948a/library/std/src/prelude/mod.rs:148:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `Iterator` is already defined here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Iterator` is imported redundantly [INFO] [stdout] --> benches/benches.rs:18:9 [INFO] [stdout] | [INFO] [stdout] 18 | use std::iter::Iterator; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/385fa9d845dd326c6bbfd58c22244215e431948a/library/std/src/prelude/mod.rs:148:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `Iterator` is already defined here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `sync_collatz::*` [INFO] [stdout] --> benches/benches.rs:198:9 [INFO] [stdout] | [INFO] [stdout] 198 | pub use sync_collatz::*; [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Iterator` is imported redundantly [INFO] [stdout] --> src/sync/bfs.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | use std::iter::Iterator; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/385fa9d845dd326c6bbfd58c22244215e431948a/library/std/src/prelude/mod.rs:148:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `Iterator` is already defined here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Iterator` is imported redundantly [INFO] [stdout] --> src/sync/dfs.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | use std::iter::Iterator; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/385fa9d845dd326c6bbfd58c22244215e431948a/library/std/src/prelude/mod.rs:148:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `Iterator` is already defined here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `IntoIterator` is imported redundantly [INFO] [stdout] --> src/sync/mod.rs:12:17 [INFO] [stdout] | [INFO] [stdout] 12 | use std::iter::{IntoIterator, Iterator}; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/385fa9d845dd326c6bbfd58c22244215e431948a/library/std/src/prelude/mod.rs:148:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `IntoIterator` is already defined here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Iterator` is imported redundantly [INFO] [stdout] --> src/sync/mod.rs:12:31 [INFO] [stdout] | [INFO] [stdout] 12 | use std::iter::{IntoIterator, Iterator}; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] --> /rustc/385fa9d845dd326c6bbfd58c22244215e431948a/library/std/src/prelude/mod.rs:148:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `Iterator` is already defined here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: methods `len`, `is_empty`, and `split_off` are never used [INFO] [stdout] --> src/sync/mod.rs:36:8 [INFO] [stdout] | [INFO] [stdout] 34 | pub(crate) trait Queue { [INFO] [stdout] | ----- methods in this trait [INFO] [stdout] 35 | /// Returns the number of items in the queue [INFO] [stdout] 36 | fn len(&self) -> usize; [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 39 | fn is_empty(&self) -> bool { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 65 | fn split_off(&mut self, at: usize) -> Self; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 38.20s [INFO] running `Command { std: "docker" "inspect" "061fd506dc8dc359a55cdf30e0a020d673ebb47c77c6a73d0aa6a57d08cc383d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "061fd506dc8dc359a55cdf30e0a020d673ebb47c77c6a73d0aa6a57d08cc383d", kill_on_drop: false }` [INFO] [stdout] 061fd506dc8dc359a55cdf30e0a020d673ebb47c77c6a73d0aa6a57d08cc383d [INFO] checking romnn/par-dfs against try#645bb72776a6a56a1a8f52631a44bd082b2ba509 for absurd-question-mark-desugar [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fromnn%2Fpar-dfs" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/romnn/par-dfs on toolchain 645bb72776a6a56a1a8f52631a44bd082b2ba509 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/romnn/par-dfs [INFO] removed 0 missing examples [INFO] finished tweaking git repo https://github.com/romnn/par-dfs [INFO] tweaked toml for git repo https://github.com/romnn/par-dfs written to /workspace/builds/worker-3-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/romnn/par-dfs 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" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 9af808a18597852dd3b8afd1381291a16e1a42024408ded6580ce8adbfbcb640 [INFO] running `Command { std: "docker" "start" "-a" "9af808a18597852dd3b8afd1381291a16e1a42024408ded6580ce8adbfbcb640", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "9af808a18597852dd3b8afd1381291a16e1a42024408ded6580ce8adbfbcb640", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9af808a18597852dd3b8afd1381291a16e1a42024408ded6580ce8adbfbcb640", kill_on_drop: false }` [INFO] [stdout] 9af808a18597852dd3b8afd1381291a16e1a42024408ded6580ce8adbfbcb640 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 7fc8ef535037680e9766deddd0058711c24d24d6d75c37235445a88f2a3fbad9 [INFO] running `Command { std: "docker" "start" "-a" "7fc8ef535037680e9766deddd0058711c24d24d6d75c37235445a88f2a3fbad9", kill_on_drop: false }` [INFO] [stderr] Compiling quote v1.0.21 [INFO] [stderr] Compiling syn v1.0.100 [INFO] [stderr] Compiling libc v0.2.133 [INFO] [stderr] Checking once_cell v1.15.0 [INFO] [stderr] Compiling futures-core v0.3.24 [INFO] [stderr] Compiling crossbeam-utils v0.8.11 [INFO] [stderr] Compiling memoffset v0.6.5 [INFO] [stderr] Compiling serde_derive v1.0.144 [INFO] [stderr] Compiling crossbeam-epoch v0.9.10 [INFO] [stderr] Compiling serde v1.0.144 [INFO] [stderr] Compiling tokio v1.21.1 [INFO] [stderr] Compiling rayon-core v1.9.3 [INFO] [stderr] Compiling futures-task v0.3.24 [INFO] [stderr] Compiling proc-macro-error-attr v1.0.4 [INFO] [stderr] Compiling num-traits v0.2.15 [INFO] [stderr] Compiling indexmap v1.9.1 [INFO] [stderr] Compiling serde_json v1.0.85 [INFO] [stderr] Compiling futures-util v0.3.24 [INFO] [stderr] Checking num_cpus v1.13.1 [INFO] [stderr] Compiling futures-channel v0.3.24 [INFO] [stderr] Checking futures-sink v0.3.24 [INFO] [stderr] Checking either v1.8.0 [INFO] [stderr] Checking crossbeam-deque v0.8.2 [INFO] [stderr] Checking crossbeam-channel v0.5.6 [INFO] [stderr] Compiling rayon v1.5.3 [INFO] [stderr] Checking os_str_bytes v6.3.0 [INFO] [stderr] Checking ciborium-io v0.2.0 [INFO] [stderr] Checking plotters-backend v0.3.4 [INFO] [stderr] Checking half v1.8.2 [INFO] [stderr] Compiling thiserror v1.0.35 [INFO] [stderr] Checking plotters-svg v0.3.3 [INFO] [stderr] Checking ciborium-ll v0.2.0 [INFO] [stderr] Checking clap_lex v0.2.4 [INFO] [stderr] Checking itertools v0.10.5 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking futures-io v0.3.24 [INFO] [stderr] Checking textwrap v0.15.1 [INFO] [stderr] Checking regex-syntax v0.6.27 [INFO] [stderr] Compiling anyhow v1.0.65 [INFO] [stderr] Checking diff v0.1.13 [INFO] [stderr] Checking yansi v0.5.1 [INFO] [stderr] Checking plotters v0.3.4 [INFO] [stderr] Checking pretty_assertions v1.3.0 [INFO] [stderr] Compiling paste v1.0.9 [INFO] [stderr] Checking regex v1.6.0 [INFO] [stderr] Checking criterion-plot v0.5.0 [INFO] [stderr] Checking futures v0.3.24 [INFO] [stderr] Compiling proc-macro-error v1.0.4 [INFO] [stderr] Compiling tokio-macros v1.8.0 [INFO] [stderr] Compiling async-stream-impl v0.3.3 [INFO] [stderr] Compiling thiserror-impl v1.0.35 [INFO] [stderr] Compiling clap_derive v3.2.18 [INFO] [stderr] Checking async-stream v0.3.3 [INFO] [stderr] Checking par-dfs v0.0.7 (/opt/rustwide/workdir) [INFO] [stdout] warning: the item `Iterator` is imported redundantly [INFO] [stdout] --> src/sync/bfs.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | use std::iter::Iterator; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/645bb72776a6a56a1a8f52631a44bd082b2ba509/library/std/src/prelude/mod.rs:148:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `Iterator` is already defined here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Iterator` is imported redundantly [INFO] [stdout] --> src/sync/dfs.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | use std::iter::Iterator; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/645bb72776a6a56a1a8f52631a44bd082b2ba509/library/std/src/prelude/mod.rs:148:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `Iterator` is already defined here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `IntoIterator` is imported redundantly [INFO] [stdout] --> src/sync/mod.rs:12:17 [INFO] [stdout] | [INFO] [stdout] 12 | use std::iter::{IntoIterator, Iterator}; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/645bb72776a6a56a1a8f52631a44bd082b2ba509/library/std/src/prelude/mod.rs:148:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `IntoIterator` is already defined here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Iterator` is imported redundantly [INFO] [stdout] --> src/sync/mod.rs:12:31 [INFO] [stdout] | [INFO] [stdout] 12 | use std::iter::{IntoIterator, Iterator}; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] --> /rustc/645bb72776a6a56a1a8f52631a44bd082b2ba509/library/std/src/prelude/mod.rs:148:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `Iterator` is already defined here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: methods `len`, `is_empty`, and `split_off` are never used [INFO] [stdout] --> src/sync/mod.rs:36:8 [INFO] [stdout] | [INFO] [stdout] 34 | pub(crate) trait Queue { [INFO] [stdout] | ----- methods in this trait [INFO] [stdout] 35 | /// Returns the number of items in the queue [INFO] [stdout] 36 | fn len(&self) -> usize; [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 39 | fn is_empty(&self) -> bool { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 65 | fn split_off(&mut self, at: usize) -> Self; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking clap v3.2.22 [INFO] [stderr] Checking tokio-stream v0.1.10 [INFO] [stderr] Checking tokio-test v0.4.2 [INFO] [stderr] Checking ciborium v0.2.0 [INFO] [stderr] Checking tinytemplate v1.2.1 [INFO] [stderr] Checking criterion v0.4.0 [INFO] [stdout] warning: the item `Iterator` is imported redundantly [INFO] [stdout] --> benches/benches.rs:8:5 [INFO] [stdout] | [INFO] [stdout] 8 | use std::iter::Iterator; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/645bb72776a6a56a1a8f52631a44bd082b2ba509/library/std/src/prelude/mod.rs:148:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `Iterator` is already defined here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Iterator` is imported redundantly [INFO] [stdout] --> benches/benches.rs:18:9 [INFO] [stdout] | [INFO] [stdout] 18 | use std::iter::Iterator; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/645bb72776a6a56a1a8f52631a44bd082b2ba509/library/std/src/prelude/mod.rs:148:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `Iterator` is already defined here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Iterator` is imported redundantly [INFO] [stdout] --> src/sync/bfs.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | use std::iter::Iterator; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/645bb72776a6a56a1a8f52631a44bd082b2ba509/library/std/src/prelude/mod.rs:148:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `Iterator` is already defined here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Iterator` is imported redundantly [INFO] [stdout] --> src/sync/dfs.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | use std::iter::Iterator; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/645bb72776a6a56a1a8f52631a44bd082b2ba509/library/std/src/prelude/mod.rs:148:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `Iterator` is already defined here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `IntoIterator` is imported redundantly [INFO] [stdout] --> src/sync/mod.rs:12:17 [INFO] [stdout] | [INFO] [stdout] 12 | use std::iter::{IntoIterator, Iterator}; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/645bb72776a6a56a1a8f52631a44bd082b2ba509/library/std/src/prelude/mod.rs:148:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `IntoIterator` is already defined here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Iterator` is imported redundantly [INFO] [stdout] --> src/sync/mod.rs:12:31 [INFO] [stdout] | [INFO] [stdout] 12 | use std::iter::{IntoIterator, Iterator}; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] --> /rustc/645bb72776a6a56a1a8f52631a44bd082b2ba509/library/std/src/prelude/mod.rs:148:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `Iterator` is already defined here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `sync_collatz::*` [INFO] [stdout] --> benches/benches.rs:198:9 [INFO] [stdout] | [INFO] [stdout] 198 | pub use sync_collatz::*; [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: methods `len`, `is_empty`, and `split_off` are never used [INFO] [stdout] --> src/sync/mod.rs:36:8 [INFO] [stdout] | [INFO] [stdout] 34 | pub(crate) trait Queue { [INFO] [stdout] | ----- methods in this trait [INFO] [stdout] 35 | /// Returns the number of items in the queue [INFO] [stdout] 36 | fn len(&self) -> usize; [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 39 | fn is_empty(&self) -> bool { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 65 | fn split_off(&mut self, at: usize) -> Self; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 43.28s [INFO] running `Command { std: "docker" "inspect" "7fc8ef535037680e9766deddd0058711c24d24d6d75c37235445a88f2a3fbad9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7fc8ef535037680e9766deddd0058711c24d24d6d75c37235445a88f2a3fbad9", kill_on_drop: false }` [INFO] [stdout] 7fc8ef535037680e9766deddd0058711c24d24d6d75c37235445a88f2a3fbad9