[INFO] fetching crate qsv-stats 0.12.0... [INFO] checking qsv-stats-0.12.0 against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback [INFO] extracting crate qsv-stats 0.12.0 into /workspace/builds/worker-1-tc1/source [INFO] validating manifest of crates.io crate qsv-stats 0.12.0 on toolchain ceab6128fa48a616bfd3e3adf4bc80133b8ee223 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate qsv-stats 0.12.0 [INFO] finished tweaking crates.io crate qsv-stats 0.12.0 [INFO] tweaked toml for crates.io crate qsv-stats 0.12.0 written to /workspace/builds/worker-1-tc1/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 24 packages [INFO] [stderr] Adding wasi v0.11.0+wasi-snapshot-preview1 (latest: v0.13.0+wasi-0.2.0) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [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" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 3b16d82d8abac3f786955bb510d747b8c825e395c9dd70e9bd4c23d392f69328 [INFO] running `Command { std: "docker" "start" "-a" "3b16d82d8abac3f786955bb510d747b8c825e395c9dd70e9bd4c23d392f69328", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "3b16d82d8abac3f786955bb510d747b8c825e395c9dd70e9bd4c23d392f69328", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3b16d82d8abac3f786955bb510d747b8c825e395c9dd70e9bd4c23d392f69328", kill_on_drop: false }` [INFO] [stdout] 3b16d82d8abac3f786955bb510d747b8c825e395c9dd70e9bd4c23d392f69328 [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" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] d74cb154bbe1decd19bce6a362406baeba3caf15ff1a1c4ebb73a00d1e4b36fb [INFO] running `Command { std: "docker" "start" "-a" "d74cb154bbe1decd19bce6a362406baeba3caf15ff1a1c4ebb73a00d1e4b36fb", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.79 [INFO] [stderr] Compiling crossbeam-utils v0.8.19 [INFO] [stderr] Compiling unicode-ident v1.0.12 [INFO] [stderr] Compiling libc v0.2.153 [INFO] [stderr] Compiling rayon-core v1.12.1 [INFO] [stderr] Compiling version_check v0.9.4 [INFO] [stderr] Compiling autocfg v1.2.0 [INFO] [stderr] Checking cfg-if v1.0.0 [INFO] [stderr] Compiling serde v1.0.197 [INFO] [stderr] Checking once_cell v1.19.0 [INFO] [stderr] Checking zerocopy v0.7.32 [INFO] [stderr] Checking either v1.10.0 [INFO] [stderr] Compiling ahash v0.8.11 [INFO] [stderr] Compiling num-traits v0.2.18 [INFO] [stderr] Compiling quote v1.0.35 [INFO] [stderr] Checking crossbeam-epoch v0.9.18 [INFO] [stderr] Compiling syn v2.0.58 [INFO] [stderr] Checking crossbeam-deque v0.8.5 [INFO] [stderr] Checking getrandom v0.2.12 [INFO] [stderr] Checking rayon v1.10.0 [INFO] [stderr] Compiling serde_derive v1.0.197 [INFO] [stderr] Checking qsv-stats v0.12.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: the item `Default` is imported redundantly [INFO] [stdout] --> src/frequency.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | use std::default::Default; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/ceab6128fa48a616bfd3e3adf4bc80133b8ee223/library/std/src/prelude/mod.rs:144:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `Default` is already defined here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `FromIterator` is imported redundantly [INFO] [stdout] --> src/frequency.rs:6:17 [INFO] [stdout] | [INFO] [stdout] 6 | use std::iter::{FromIterator, IntoIterator}; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/ceab6128fa48a616bfd3e3adf4bc80133b8ee223/library/std/src/prelude/mod.rs:148:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `FromIterator` is already defined here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `IntoIterator` is imported redundantly [INFO] [stdout] --> src/frequency.rs:6:31 [INFO] [stdout] | [INFO] [stdout] 6 | use std::iter::{FromIterator, IntoIterator}; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/ceab6128fa48a616bfd3e3adf4bc80133b8ee223/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 `FromIterator` is imported redundantly [INFO] [stdout] --> src/frequency.rs:170:9 [INFO] [stdout] | [INFO] [stdout] 170 | use std::iter::FromIterator; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/ceab6128fa48a616bfd3e3adf4bc80133b8ee223/library/std/src/prelude/mod.rs:148:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `FromIterator` is already defined here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Default` is imported redundantly [INFO] [stdout] --> src/minmax.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use std::default::Default; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/ceab6128fa48a616bfd3e3adf4bc80133b8ee223/library/std/src/prelude/mod.rs:144:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `Default` is already defined here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `FromIterator` is imported redundantly [INFO] [stdout] --> src/minmax.rs:3:17 [INFO] [stdout] | [INFO] [stdout] 3 | use std::iter::{FromIterator, IntoIterator}; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/ceab6128fa48a616bfd3e3adf4bc80133b8ee223/library/std/src/prelude/mod.rs:148:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `FromIterator` is already defined here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `IntoIterator` is imported redundantly [INFO] [stdout] --> src/minmax.rs:3:31 [INFO] [stdout] | [INFO] [stdout] 3 | use std::iter::{FromIterator, IntoIterator}; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/ceab6128fa48a616bfd3e3adf4bc80133b8ee223/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 `Default` is imported redundantly [INFO] [stdout] --> src/online.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use std::default::Default; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/ceab6128fa48a616bfd3e3adf4bc80133b8ee223/library/std/src/prelude/mod.rs:144:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `Default` is already defined here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `FromIterator` is imported redundantly [INFO] [stdout] --> src/online.rs:3:17 [INFO] [stdout] | [INFO] [stdout] 3 | use std::iter::{FromIterator, IntoIterator}; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/ceab6128fa48a616bfd3e3adf4bc80133b8ee223/library/std/src/prelude/mod.rs:148:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `FromIterator` is already defined here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `IntoIterator` is imported redundantly [INFO] [stdout] --> src/online.rs:3:31 [INFO] [stdout] | [INFO] [stdout] 3 | use std::iter::{FromIterator, IntoIterator}; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/ceab6128fa48a616bfd3e3adf4bc80133b8ee223/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 `Default` is imported redundantly [INFO] [stdout] --> src/unsorted.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | use std::default::Default; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/ceab6128fa48a616bfd3e3adf4bc80133b8ee223/library/std/src/prelude/mod.rs:144:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `Default` is already defined here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `FromIterator` is imported redundantly [INFO] [stdout] --> src/unsorted.rs:4:17 [INFO] [stdout] | [INFO] [stdout] 4 | use std::iter::{FromIterator, IntoIterator}; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/ceab6128fa48a616bfd3e3adf4bc80133b8ee223/library/std/src/prelude/mod.rs:148:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `FromIterator` is already defined here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `IntoIterator` is imported redundantly [INFO] [stdout] --> src/unsorted.rs:4:31 [INFO] [stdout] | [INFO] [stdout] 4 | use std::iter::{FromIterator, IntoIterator}; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/ceab6128fa48a616bfd3e3adf4bc80133b8ee223/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 `Default` is imported redundantly [INFO] [stdout] --> src/frequency.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | use std::default::Default; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/ceab6128fa48a616bfd3e3adf4bc80133b8ee223/library/std/src/prelude/mod.rs:144:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `Default` is already defined here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `FromIterator` is imported redundantly [INFO] [stdout] --> src/frequency.rs:6:17 [INFO] [stdout] | [INFO] [stdout] 6 | use std::iter::{FromIterator, IntoIterator}; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/ceab6128fa48a616bfd3e3adf4bc80133b8ee223/library/std/src/prelude/mod.rs:148:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `FromIterator` is already defined here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `IntoIterator` is imported redundantly [INFO] [stdout] --> src/frequency.rs:6:31 [INFO] [stdout] | [INFO] [stdout] 6 | use std::iter::{FromIterator, IntoIterator}; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/ceab6128fa48a616bfd3e3adf4bc80133b8ee223/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 `Default` is imported redundantly [INFO] [stdout] --> src/minmax.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use std::default::Default; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/ceab6128fa48a616bfd3e3adf4bc80133b8ee223/library/std/src/prelude/mod.rs:144:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `Default` is already defined here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `FromIterator` is imported redundantly [INFO] [stdout] --> src/minmax.rs:3:17 [INFO] [stdout] | [INFO] [stdout] 3 | use std::iter::{FromIterator, IntoIterator}; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/ceab6128fa48a616bfd3e3adf4bc80133b8ee223/library/std/src/prelude/mod.rs:148:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `FromIterator` is already defined here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `IntoIterator` is imported redundantly [INFO] [stdout] --> src/minmax.rs:3:31 [INFO] [stdout] | [INFO] [stdout] 3 | use std::iter::{FromIterator, IntoIterator}; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/ceab6128fa48a616bfd3e3adf4bc80133b8ee223/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 `Default` is imported redundantly [INFO] [stdout] --> src/online.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use std::default::Default; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/ceab6128fa48a616bfd3e3adf4bc80133b8ee223/library/std/src/prelude/mod.rs:144:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `Default` is already defined here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `FromIterator` is imported redundantly [INFO] [stdout] --> src/online.rs:3:17 [INFO] [stdout] | [INFO] [stdout] 3 | use std::iter::{FromIterator, IntoIterator}; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/ceab6128fa48a616bfd3e3adf4bc80133b8ee223/library/std/src/prelude/mod.rs:148:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `FromIterator` is already defined here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `IntoIterator` is imported redundantly [INFO] [stdout] --> src/online.rs:3:31 [INFO] [stdout] | [INFO] [stdout] 3 | use std::iter::{FromIterator, IntoIterator}; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/ceab6128fa48a616bfd3e3adf4bc80133b8ee223/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 `Default` is imported redundantly [INFO] [stdout] --> src/unsorted.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | use std::default::Default; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/ceab6128fa48a616bfd3e3adf4bc80133b8ee223/library/std/src/prelude/mod.rs:144:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `Default` is already defined here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `FromIterator` is imported redundantly [INFO] [stdout] --> src/unsorted.rs:4:17 [INFO] [stdout] | [INFO] [stdout] 4 | use std::iter::{FromIterator, IntoIterator}; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/ceab6128fa48a616bfd3e3adf4bc80133b8ee223/library/std/src/prelude/mod.rs:148:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `FromIterator` is already defined here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `IntoIterator` is imported redundantly [INFO] [stdout] --> src/unsorted.rs:4:31 [INFO] [stdout] | [INFO] [stdout] 4 | use std::iter::{FromIterator, IntoIterator}; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/ceab6128fa48a616bfd3e3adf4bc80133b8ee223/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: 12 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 13 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 9.95s [INFO] running `Command { std: "docker" "inspect" "d74cb154bbe1decd19bce6a362406baeba3caf15ff1a1c4ebb73a00d1e4b36fb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d74cb154bbe1decd19bce6a362406baeba3caf15ff1a1c4ebb73a00d1e4b36fb", kill_on_drop: false }` [INFO] [stdout] d74cb154bbe1decd19bce6a362406baeba3caf15ff1a1c4ebb73a00d1e4b36fb