[INFO] crate gantelet 0.3.1-alpha.3 is already in cache
[INFO] testing gantelet-0.3.1-alpha.3 against 1.38.0 for beta-1.39-1
[INFO] extracting crate gantelet 0.3.1-alpha.3 into work/builds/worker-2/source
[INFO] validating manifest of crates.io crate gantelet 0.3.1-alpha.3 on toolchain 1.38.0
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+1.38.0" "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 work/builds/worker-2/source/Cargo.toml
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+1.38.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+1.38.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-2/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-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" "+1.38.0" "build" "--frozen"`
[INFO] [stdout] 020fcbcacc5f8d8b04fa79330c6e628a2d09ddc2586b184fdc8a6d1e0b644aff
[INFO] running `"docker" "start" "-a" "020fcbcacc5f8d8b04fa79330c6e628a2d09ddc2586b184fdc8a6d1e0b644aff"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling seahash v3.0.6
[INFO] [stderr]    Compiling number_prefix v0.3.0
[INFO] [stderr]    Compiling fasthash-sys v0.3.2
[INFO] [stderr]    Compiling xoroshiro128 v0.3.0
[INFO] [stderr]    Compiling indicatif v0.12.0
[INFO] [stderr]    Compiling fasthash v0.4.0
[INFO] [stderr]    Compiling 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] 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]   --> 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/vocab_count.rs:14:17
[INFO] [stderr]    |
[INFO] [stderr] 14 |         .author(clap::crate_authors!("\n"))
[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: 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]    = 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 8.61s
[INFO] running `"docker" "inspect" "020fcbcacc5f8d8b04fa79330c6e628a2d09ddc2586b184fdc8a6d1e0b644aff"`
[INFO] running `"docker" "rm" "-f" "020fcbcacc5f8d8b04fa79330c6e628a2d09ddc2586b184fdc8a6d1e0b644aff"`
[INFO] [stdout] 020fcbcacc5f8d8b04fa79330c6e628a2d09ddc2586b184fdc8a6d1e0b644aff
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-2/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-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" "+1.38.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] 1c2ecbd4edc3c4043b3804627b2422a4cd845a6e365ce6d36de7e7a9a52397ea
[INFO] running `"docker" "start" "-a" "1c2ecbd4edc3c4043b3804627b2422a4cd845a6e365ce6d36de7e7a9a52397ea"`
[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 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 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]     Finished dev [unoptimized + debuginfo] target(s) in 0.54s
[INFO] running `"docker" "inspect" "1c2ecbd4edc3c4043b3804627b2422a4cd845a6e365ce6d36de7e7a9a52397ea"`
[INFO] running `"docker" "rm" "-f" "1c2ecbd4edc3c4043b3804627b2422a4cd845a6e365ce6d36de7e7a9a52397ea"`
[INFO] [stdout] 1c2ecbd4edc3c4043b3804627b2422a4cd845a6e365ce6d36de7e7a9a52397ea
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-2/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-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" "+1.38.0" "test" "--frozen"`
[INFO] [stdout] e13d3e64f9d9aeeaf505b1554476452ba12cf80e3593183e119bc98f64e73d3d
[INFO] running `"docker" "start" "-a" "e13d3e64f9d9aeeaf505b1554476452ba12cf80e3593183e119bc98f64e73d3d"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/cooccur-50f9c5102fdadc0f
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/gantelet-c0b223c8469ab160
[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] [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] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/vocab_count-62298dde9e38ed59
[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" "e13d3e64f9d9aeeaf505b1554476452ba12cf80e3593183e119bc98f64e73d3d"`
[INFO] running `"docker" "rm" "-f" "e13d3e64f9d9aeeaf505b1554476452ba12cf80e3593183e119bc98f64e73d3d"`
[INFO] [stdout] e13d3e64f9d9aeeaf505b1554476452ba12cf80e3593183e119bc98f64e73d3d