[INFO] fetching crate dipstick 0.9.1... [INFO] checking dipstick-0.9.1 against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar [INFO] extracting crate dipstick 0.9.1 into /workspace/builds/worker-6-tc1/source [INFO] validating manifest of crates.io crate dipstick 0.9.1 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 dipstick 0.9.1 [INFO] finished tweaking crates.io crate dipstick 0.9.1 [INFO] tweaked toml for crates.io crate dipstick 0.9.1 written to /workspace/builds/worker-6-tc1/source/Cargo.toml [INFO] crate crates.io crate dipstick 0.9.1 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 form_urlencoded v1.1.0 [INFO] [stderr] Downloaded percent-encoding v2.2.0 [INFO] [stderr] Downloaded tiny_http v0.7.0 [INFO] [stderr] Downloaded chunked_transfer v1.4.1 [INFO] [stderr] Downloaded cxxbridge-flags v1.0.86 [INFO] [stderr] Downloaded url v2.3.1 [INFO] [stderr] Downloaded iana-time-zone-haiku v0.1.1 [INFO] [stderr] Downloaded fastrand v1.8.0 [INFO] [stderr] Downloaded skeptic v0.13.7 [INFO] [stderr] Downloaded itoa v1.0.5 [INFO] [stderr] Downloaded cargo_metadata v0.14.2 [INFO] [stderr] Downloaded atomic_refcell v0.1.9 [INFO] [stderr] Downloaded ryu v1.0.12 [INFO] [stderr] Downloaded serde_derive v1.0.152 [INFO] [stderr] Downloaded serde_json v1.0.91 [INFO] [stderr] Downloaded pulldown-cmark v0.9.2 [INFO] [stderr] Downloaded cxx v1.0.86 [INFO] [stderr] Downloaded libc v0.2.139 [INFO] [stderr] Downloaded idna v0.3.0 [INFO] [stderr] Downloaded serde v1.0.152 [INFO] [stderr] Downloaded ascii v1.1.0 [INFO] [stderr] Downloaded cxxbridge-macro v1.0.86 [INFO] [stderr] Downloaded cxx-build v1.0.86 [INFO] [stderr] Downloaded bumpalo v3.11.1 [INFO] [stderr] Downloaded proc-macro2 v1.0.49 [INFO] [stderr] Downloaded syn v1.0.107 [INFO] [stderr] Downloaded chrono v0.4.23 [INFO] [stderr] Downloaded minreq v2.6.0 [INFO] [stderr] Downloaded camino v1.1.2 [INFO] [stderr] Downloaded semver v1.0.16 [INFO] [stderr] Downloaded quote v1.0.23 [INFO] [stderr] Downloaded scratch v1.0.3 [INFO] [stderr] Downloaded iana-time-zone v0.1.53 [INFO] [stderr] Downloaded link-cplusplus v1.0.8 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 1c790dab8167b9945b9c6aeb0a4e182fa40088d97a1ec92dce265f0b49dde1d3 [INFO] running `Command { std: "docker" "start" "-a" "1c790dab8167b9945b9c6aeb0a4e182fa40088d97a1ec92dce265f0b49dde1d3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "1c790dab8167b9945b9c6aeb0a4e182fa40088d97a1ec92dce265f0b49dde1d3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1c790dab8167b9945b9c6aeb0a4e182fa40088d97a1ec92dce265f0b49dde1d3", kill_on_drop: false }` [INFO] [stdout] 1c790dab8167b9945b9c6aeb0a4e182fa40088d97a1ec92dce265f0b49dde1d3 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] c6efb78d9514a079fb2f17905af8d5e0527ed4ae3448d42662f4a8c6c70b6af8 [INFO] running `Command { std: "docker" "start" "-a" "c6efb78d9514a079fb2f17905af8d5e0527ed4ae3448d42662f4a8c6c70b6af8", kill_on_drop: false }` [INFO] [stderr] Compiling num-traits v0.2.15 [INFO] [stderr] Compiling num-integer v0.1.45 [INFO] [stderr] Compiling libc v0.2.139 [INFO] [stderr] Compiling num-rational v0.2.4 [INFO] [stderr] Compiling num-iter v0.1.43 [INFO] [stderr] Compiling crossbeam-utils v0.7.2 [INFO] [stderr] Compiling num-complex v0.2.4 [INFO] [stderr] Compiling log v0.4.17 [INFO] [stderr] Compiling minreq v2.6.0 [INFO] [stderr] Checking lock_api v0.3.4 [INFO] [stderr] Compiling dipstick v0.9.1 (/opt/rustwide/workdir) [INFO] [stderr] Checking atomic_refcell v0.1.9 [INFO] [stderr] Checking crossbeam-channel v0.4.4 [INFO] [stderr] Checking parking_lot_core v0.7.3 [INFO] [stderr] Checking time v0.1.45 [INFO] [stderr] Checking parking_lot v0.10.2 [INFO] [stderr] Checking num v0.2.1 [INFO] [stdout] warning: unused import: `num::integer` [INFO] [stdout] --> src/input.rs:11:9 [INFO] [stdout] | [INFO] [stdout] 11 | pub use num::integer; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Input` is imported redundantly [INFO] [stdout] --> src/attributes.rs:346:9 [INFO] [stdout] | [INFO] [stdout] 346 | use crate::input::Input; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] 347 | use crate::input::*; [INFO] [stdout] | --------------- the item `Input` is already imported here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Flush` is imported redundantly [INFO] [stdout] --> src/attributes.rs:349:9 [INFO] [stdout] | [INFO] [stdout] 345 | use crate::attributes::*; [INFO] [stdout] | -------------------- the item `Flush` is already imported here [INFO] [stdout] ... [INFO] [stdout] 349 | use crate::Flush; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `num::integer` [INFO] [stdout] --> src/input.rs:11:9 [INFO] [stdout] | [INFO] [stdout] 11 | pub use num::integer; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `stats_summary` is imported redundantly [INFO] [stdout] --> src/atomic.rs:484:50 [INFO] [stdout] | [INFO] [stdout] 483 | use super::*; [INFO] [stdout] | -------- the item `stats_summary` is already imported here [INFO] [stdout] 484 | use crate::stats::{stats_all, stats_average, stats_summary}; [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `BTreeMap` is imported redundantly [INFO] [stdout] --> src/atomic.rs:489:9 [INFO] [stdout] | [INFO] [stdout] 483 | use super::*; [INFO] [stdout] | -------- the item `BTreeMap` is already imported here [INFO] [stdout] ... [INFO] [stdout] 489 | use std::collections::BTreeMap; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `InputKind` is imported redundantly [INFO] [stdout] --> src/output/stream.rs:248:9 [INFO] [stdout] | [INFO] [stdout] 247 | use super::*; [INFO] [stdout] | -------- the item `InputKind` is already imported here [INFO] [stdout] 248 | use crate::input::InputKind; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `io` is imported redundantly [INFO] [stdout] --> src/output/stream.rs:249:9 [INFO] [stdout] | [INFO] [stdout] 247 | use super::*; [INFO] [stdout] | -------- the item `io` is already imported here [INFO] [stdout] 248 | use crate::input::InputKind; [INFO] [stdout] 249 | use std::io; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary qualification [INFO] [stdout] --> src/output/stream.rs:253:17 [INFO] [stdout] | [INFO] [stdout] 253 | let c = super::Stream::write_to(io::stdout()).metrics(); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] note: the lint level is defined here [INFO] [stdout] --> src/lib.rs:9:5 [INFO] [stdout] | [INFO] [stdout] 9 | unused_qualifications [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] help: remove the unnecessary path segments [INFO] [stdout] | [INFO] [stdout] 253 - let c = super::Stream::write_to(io::stdout()).metrics(); [INFO] [stdout] 253 + let c = Stream::write_to(io::stdout()).metrics(); [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait `Label` is never used [INFO] [stdout] --> src/attributes.rs:273:11 [INFO] [stdout] | [INFO] [stdout] 273 | pub trait Label { [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait `Label` is never used [INFO] [stdout] --> src/attributes.rs:273:11 [INFO] [stdout] | [INFO] [stdout] 273 | pub trait Label { [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 9 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.43s [INFO] running `Command { std: "docker" "inspect" "c6efb78d9514a079fb2f17905af8d5e0527ed4ae3448d42662f4a8c6c70b6af8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c6efb78d9514a079fb2f17905af8d5e0527ed4ae3448d42662f4a8c6c70b6af8", kill_on_drop: false }` [INFO] [stdout] c6efb78d9514a079fb2f17905af8d5e0527ed4ae3448d42662f4a8c6c70b6af8