[INFO] updating cached repository https://github.com/LoicGrobol/gantelet [INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"` [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] 7bb1fdcd193b89150eaf27d49291c7712bcd6436 [INFO] testing LoicGrobol/gantelet against beta-2020-06-03 for beta-1.45-1 [INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLoicGrobol%2Fgantelet" "/workspace/builds/worker-0/source"` [INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/LoicGrobol/gantelet on toolchain beta-2020-06-03 [INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking git repo https://github.com/LoicGrobol/gantelet [INFO] finished tweaking git repo https://github.com/LoicGrobol/gantelet [INFO] tweaked toml for git repo https://github.com/LoicGrobol/gantelet written to /workspace/builds/worker-0/source/Cargo.toml [INFO] crate git repo https://github.com/LoicGrobol/gantelet already has a lockfile, it will not be regenerated [INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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=warn" "-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" "+beta-2020-06-03" "build" "--frozen"` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 704bc005ac7470049c6342a1ff632006662791382f4742999620be87724293ce [INFO] running `"docker" "start" "-a" "704bc005ac7470049c6342a1ff632006662791382f4742999620be87724293ce"` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] Compiling libc v0.2.60 [INFO] [stderr] Compiling autocfg v0.1.5 [INFO] [stderr] Compiling gcc v0.3.55 [INFO] [stderr] Compiling smallvec v0.6.10 [INFO] [stderr] Compiling unicode-width v0.1.5 [INFO] [stderr] Compiling regex-syntax v0.6.11 [INFO] [stderr] Compiling bitflags v1.1.0 [INFO] [stderr] Compiling seahash v3.0.6 [INFO] [stderr] Compiling aho-corasick v0.7.6 [INFO] [stderr] Compiling textwrap v0.11.0 [INFO] [stderr] Compiling num-traits v0.2.8 [INFO] [stderr] Compiling fasthash-sys v0.3.2 [INFO] [stderr] Compiling parking_lot_core v0.6.2 [INFO] [stderr] Compiling atty v0.2.13 [INFO] [stderr] Compiling termios v0.3.1 [INFO] [stderr] Compiling clicolors-control v1.0.0 [INFO] [stderr] Compiling rand v0.4.6 [INFO] [stderr] Compiling clap v2.33.0 [INFO] [stderr] Compiling parking_lot v0.9.0 [INFO] [stderr] Compiling xoroshiro128 v0.3.0 [INFO] [stderr] Compiling number_prefix v0.2.8 [INFO] [stderr] Compiling regex v1.2.1 [INFO] [stderr] Compiling fasthash v0.4.0 [INFO] [stderr] Compiling console v0.7.7 [INFO] [stderr] Compiling indicatif v0.11.0 [INFO] [stderr] Compiling gantelet v0.3.1-alpha.3 (/opt/rustwide/workdir) [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 (in Nightly builds, run with -Z 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 (in Nightly builds, run with -Z macro-backtrace for more info) [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 (in Nightly builds, run with -Z 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 (in Nightly builds, run with -Z 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: if this is intentional, prefix it 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:28:9 [INFO] [stderr] | [INFO] [stderr] 28 | let mut output_writer = std::io::BufWriter::new( [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it 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: 10 warnings emitted [INFO] [stderr] [INFO] [stderr] warning: 2 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 44.48s [INFO] running `"docker" "inspect" "704bc005ac7470049c6342a1ff632006662791382f4742999620be87724293ce"` [INFO] running `"docker" "rm" "-f" "704bc005ac7470049c6342a1ff632006662791382f4742999620be87724293ce"` [INFO] [stdout] 704bc005ac7470049c6342a1ff632006662791382f4742999620be87724293ce [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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=warn" "-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" "+beta-2020-06-03" "test" "--frozen" "--no-run"` [INFO] [stdout] cac7b29c2e26095df8407c716b420b87e539f37bfc9c96112b814a2ce172efa5 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `"docker" "start" "-a" "cac7b29c2e26095df8407c716b420b87e539f37bfc9c96112b814a2ce172efa5"` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] Compiling gantelet v0.3.1-alpha.3 (/opt/rustwide/workdir) [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 (in Nightly builds, run with -Z 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 (in Nightly builds, run with -Z macro-backtrace for more info) [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 (in Nightly builds, run with -Z 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 (in Nightly builds, run with -Z 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: if this is intentional, prefix it 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:28:9 [INFO] [stderr] | [INFO] [stderr] 28 | let mut output_writer = std::io::BufWriter::new( [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it 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: 10 warnings emitted [INFO] [stderr] [INFO] [stderr] warning: 2 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 1.27s [INFO] running `"docker" "inspect" "cac7b29c2e26095df8407c716b420b87e539f37bfc9c96112b814a2ce172efa5"` [INFO] running `"docker" "rm" "-f" "cac7b29c2e26095df8407c716b420b87e539f37bfc9c96112b814a2ce172efa5"` [INFO] [stdout] cac7b29c2e26095df8407c716b420b87e539f37bfc9c96112b814a2ce172efa5 [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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=warn" "-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" "+beta-2020-06-03" "test" "--frozen"` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] cf1744468352bba94ce42210445c68bd0773825102f4661a686b976c3bdb57ca [INFO] running `"docker" "start" "-a" "cf1744468352bba94ce42210445c68bd0773825102f4661a686b976c3bdb57ca"` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [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 (in Nightly builds, run with -Z 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 (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: 2 warnings emitted [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 (in Nightly builds, run with -Z 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 (in Nightly builds, run with -Z 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: if this is intentional, prefix it 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:28:9 [INFO] [stderr] | [INFO] [stderr] 28 | let mut output_writer = std::io::BufWriter::new( [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it 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: 10 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.10s [INFO] [stderr] Running /opt/rustwide/target/debug/deps/cooccur-8cc61cb2551cea59 [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] [stderr] Running /opt/rustwide/target/debug/deps/gantelet-1a0ad8446f550ee8 [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] [stderr] Running /opt/rustwide/target/debug/deps/vocab_count-771f228e74bd0fca [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] running `"docker" "inspect" "cf1744468352bba94ce42210445c68bd0773825102f4661a686b976c3bdb57ca"` [INFO] running `"docker" "rm" "-f" "cf1744468352bba94ce42210445c68bd0773825102f4661a686b976c3bdb57ca"` [INFO] [stdout] cf1744468352bba94ce42210445c68bd0773825102f4661a686b976c3bdb57ca