[INFO] fetching crate gantelet 0.3.1-alpha.3... [INFO] checking gantelet-0.3.1-alpha.3 against master#2748a9fd93dd1a00a4521f4f16de5befbf77f6cd for pr-62262-1 [INFO] extracting crate gantelet 0.3.1-alpha.3 into /workspace/builds/worker-3/source [INFO] validating manifest of crates.io crate gantelet 0.3.1-alpha.3 on toolchain 2748a9fd93dd1a00a4521f4f16de5befbf77f6cd [INFO] running `"/workspace/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking crates.io crate gantelet 0.3.1-alpha.3 [INFO] finished tweaking crates.io crate gantelet 0.3.1-alpha.3 [INFO] tweaked toml for crates.io crate gantelet 0.3.1-alpha.3 written to /workspace/builds/worker-3/source/Cargo.toml [INFO] running `"/workspace/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `"/workspace/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "check" "--frozen" "--all" "--all-targets"` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 08dbd5fd640a8349bffb8f77d74c49096a9e0a38f1cfacf639889613a2ae762b [INFO] running `"docker" "start" "-a" "08dbd5fd640a8349bffb8f77d74c49096a9e0a38f1cfacf639889613a2ae762b"` [INFO] [stderr] Checking regex-syntax v0.6.12 [INFO] [stderr] Checking seahash v3.0.6 [INFO] [stderr] Checking number_prefix v0.3.0 [INFO] [stderr] Compiling fasthash-sys v0.3.2 [INFO] [stderr] Checking xoroshiro128 v0.3.0 [INFO] [stderr] Checking regex v1.3.1 [INFO] [stderr] Checking console v0.9.0 [INFO] [stderr] Checking indicatif v0.12.0 [INFO] [stderr] Checking fasthash v0.4.0 [INFO] [stderr] Checking gantelet v0.3.1-alpha.3 (/opt/rustwide/workdir) [INFO] [stderr] warning: unused import: `std::collections::HashMap` [INFO] [stderr] --> src/cooccur.rs:1:5 [INFO] [stderr] | [INFO] [stderr] 1 | use std::collections::HashMap; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::hash::BuildHasherDefault` [INFO] [stderr] --> src/cooccur.rs:3:5 [INFO] [stderr] | [INFO] [stderr] 3 | use std::hash::BuildHasherDefault; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::io::Write as IoWrite` [INFO] [stderr] --> src/cooccur.rs:4:5 [INFO] [stderr] | [INFO] [stderr] 4 | use std::io::Write as IoWrite; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `fasthash::xx::Hasher64` [INFO] [stderr] --> src/cooccur.rs:7:5 [INFO] [stderr] | [INFO] [stderr] 7 | use fasthash::xx::Hasher64; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `indicatif` [INFO] [stderr] --> src/cooccur.rs:9:5 [INFO] [stderr] | [INFO] [stderr] 9 | use indicatif; [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred [INFO] [stderr] --> src/cooccur.rs:14:17 [INFO] [stderr] | [INFO] [stderr] 14 | .author(clap::crate_authors!("\n")) [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(deprecated)]` on by default [INFO] [stderr] = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred [INFO] [stderr] --> src/cooccur.rs:14:17 [INFO] [stderr] | [INFO] [stderr] 14 | .author(clap::crate_authors!("\n")) [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: unused variable: `input_reader` [INFO] [stderr] --> src/cooccur.rs:24:9 [INFO] [stderr] | [INFO] [stderr] 24 | let input_reader = std::io::BufReader::new( [INFO] [stderr] | ^^^^^^^^^^^^ help: consider prefixing with an underscore: `_input_reader` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `output_writer` [INFO] [stderr] --> src/cooccur.rs:28:13 [INFO] [stderr] | [INFO] [stderr] 28 | let mut output_writer = std::io::BufWriter::new( [INFO] [stderr] | ^^^^^^^^^^^^^ help: consider prefixing with an underscore: `_output_writer` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/cooccur.rs:28:9 [INFO] [stderr] | [INFO] [stderr] 28 | let mut output_writer = std::io::BufWriter::new( [INFO] [stderr] | ----^^^^^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::collections::HashMap` [INFO] [stderr] --> src/cooccur.rs:1:5 [INFO] [stderr] | [INFO] [stderr] 1 | use std::collections::HashMap; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::hash::BuildHasherDefault` [INFO] [stderr] --> src/cooccur.rs:3:5 [INFO] [stderr] | [INFO] [stderr] 3 | use std::hash::BuildHasherDefault; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::io::Write as IoWrite` [INFO] [stderr] --> src/cooccur.rs:4:5 [INFO] [stderr] | [INFO] [stderr] 4 | use std::io::Write as IoWrite; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `fasthash::xx::Hasher64` [INFO] [stderr] --> src/cooccur.rs:7:5 [INFO] [stderr] | [INFO] [stderr] 7 | use fasthash::xx::Hasher64; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `indicatif` [INFO] [stderr] --> src/cooccur.rs:9:5 [INFO] [stderr] | [INFO] [stderr] 9 | use indicatif; [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred [INFO] [stderr] --> src/cooccur.rs:14:17 [INFO] [stderr] | [INFO] [stderr] 14 | .author(clap::crate_authors!("\n")) [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(deprecated)]` on by default [INFO] [stderr] = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred [INFO] [stderr] --> src/cooccur.rs:14:17 [INFO] [stderr] | [INFO] [stderr] 14 | .author(clap::crate_authors!("\n")) [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred [INFO] [stderr] --> src/vocab_count.rs:14:17 [INFO] [stderr] | [INFO] [stderr] 14 | .author(clap::crate_authors!("\n")) [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(deprecated)]` on by default [INFO] [stderr] = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred [INFO] [stderr] --> src/vocab_count.rs:14:17 [INFO] [stderr] | [INFO] [stderr] 14 | .author(clap::crate_authors!("\n")) [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred [INFO] [stderr] --> src/vocab_count.rs:14:17 [INFO] [stderr] | [INFO] [stderr] 14 | .author(clap::crate_authors!("\n")) [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(deprecated)]` on by default [INFO] [stderr] = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred [INFO] [stderr] --> src/vocab_count.rs:14:17 [INFO] [stderr] | [INFO] [stderr] 14 | .author(clap::crate_authors!("\n")) [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: unused variable: `input_reader` [INFO] [stderr] --> src/cooccur.rs:24:9 [INFO] [stderr] | [INFO] [stderr] 24 | let input_reader = std::io::BufReader::new( [INFO] [stderr] | ^^^^^^^^^^^^ help: consider prefixing with an underscore: `_input_reader` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `output_writer` [INFO] [stderr] --> src/cooccur.rs:28:13 [INFO] [stderr] | [INFO] [stderr] 28 | let mut output_writer = std::io::BufWriter::new( [INFO] [stderr] | ^^^^^^^^^^^^^ help: consider prefixing with an underscore: `_output_writer` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/cooccur.rs:28:9 [INFO] [stderr] | [INFO] [stderr] 28 | let mut output_writer = std::io::BufWriter::new( [INFO] [stderr] | ----^^^^^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 9.18s [INFO] running `"docker" "inspect" "08dbd5fd640a8349bffb8f77d74c49096a9e0a38f1cfacf639889613a2ae762b"` [INFO] running `"docker" "rm" "-f" "08dbd5fd640a8349bffb8f77d74c49096a9e0a38f1cfacf639889613a2ae762b"` [INFO] [stdout] 08dbd5fd640a8349bffb8f77d74c49096a9e0a38f1cfacf639889613a2ae762b