[INFO] updating cached repository scooter333/rustHolder [INFO] running `"git" "fetch" "--all"` [INFO] [stdout] Fetching origin [INFO] [stderr] From git://github.com/scooter333/rustHolder [INFO] [stderr] * branch HEAD -> FETCH_HEAD [INFO] running `"git" "clone" "work/cache/sources/gh/scooter333/rustHolder" "work/ex/beta-1.38-1/sources/1.37.0/gh/scooter333/rustHolder"` [INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/scooter333/rustHolder'... [INFO] [stderr] done. [INFO] running `"git" "clone" "work/cache/sources/gh/scooter333/rustHolder" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/scooter333/rustHolder"` [INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/scooter333/rustHolder'... [INFO] [stderr] done. [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] 1ecca1d33a8dd8f05a40a307d7054cb0a27cae84 [INFO] sha for GitHub repo scooter333/rustHolder: 1ecca1d33a8dd8f05a40a307d7054cb0a27cae84 [INFO] validating manifest of scooter333/rustHolder on toolchain 1.37.0 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] validating manifest of scooter333/rustHolder on toolchain beta-2019-08-13 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started frobbing scooter333/rustHolder [INFO] finished frobbing scooter333/rustHolder [INFO] frobbed toml for scooter333/rustHolder written to work/ex/beta-1.38-1/sources/1.37.0/gh/scooter333/rustHolder/Cargo.toml [INFO] started frobbing scooter333/rustHolder [INFO] finished frobbing scooter333/rustHolder [INFO] frobbed toml for scooter333/rustHolder written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/scooter333/rustHolder/Cargo.toml [INFO] crate scooter333/rustHolder already has a lockfile, it will not be regenerated [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] testing scooter333/rustHolder against 1.37.0 for beta-1.38-1 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-1/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/scooter333/rustHolder:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+1.37.0" "build" "--frozen"` [INFO] [stdout] 3845e97285a7d224ce40ba590a79c2c4710d0c3b98cf1d006da1c2e9dd00688f [INFO] running `"docker" "start" "-a" "3845e97285a7d224ce40ba590a79c2c4710d0c3b98cf1d006da1c2e9dd00688f"` [INFO] [stderr] Compiling freq v0.1.0 (/opt/crater/workdir) [INFO] [stderr] warning: unused imports: `BufRead`, `BufReader` [INFO] [stderr] --> src/main.rs:2:15 [INFO] [stderr] | [INFO] [stderr] 2 | use std::io::{BufRead, BufReader, Read, stdin, Write, stdout,}; [INFO] [stderr] | ^^^^^^^ ^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_imports)] on by default [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.83s [INFO] running `"docker" "inspect" "3845e97285a7d224ce40ba590a79c2c4710d0c3b98cf1d006da1c2e9dd00688f"` [INFO] running `"docker" "rm" "-f" "3845e97285a7d224ce40ba590a79c2c4710d0c3b98cf1d006da1c2e9dd00688f"` [INFO] [stdout] 3845e97285a7d224ce40ba590a79c2c4710d0c3b98cf1d006da1c2e9dd00688f [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-1/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/scooter333/rustHolder:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+1.37.0" "test" "--frozen" "--no-run"` [INFO] [stdout] 0f0b0e679d0e0d62dd12f0d9bc77822914372d2aecaf26d0bd224074f63792c3 [INFO] running `"docker" "start" "-a" "0f0b0e679d0e0d62dd12f0d9bc77822914372d2aecaf26d0bd224074f63792c3"` [INFO] [stderr] Compiling freq v0.1.0 (/opt/crater/workdir) [INFO] [stderr] warning: unused imports: `BufRead`, `BufReader` [INFO] [stderr] --> src/main.rs:2:15 [INFO] [stderr] | [INFO] [stderr] 2 | use std::io::{BufRead, BufReader, Read, stdin, Write, stdout,}; [INFO] [stderr] | ^^^^^^^ ^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_imports)] on by default [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1.55s [INFO] running `"docker" "inspect" "0f0b0e679d0e0d62dd12f0d9bc77822914372d2aecaf26d0bd224074f63792c3"` [INFO] running `"docker" "rm" "-f" "0f0b0e679d0e0d62dd12f0d9bc77822914372d2aecaf26d0bd224074f63792c3"` [INFO] [stdout] 0f0b0e679d0e0d62dd12f0d9bc77822914372d2aecaf26d0bd224074f63792c3 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-1/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/scooter333/rustHolder:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+1.37.0" "test" "--frozen"` [INFO] [stdout] 3996c68d63eecbf3d6416568822570885eb95d5de7268496baff75ab2c772d4c [INFO] running `"docker" "start" "-a" "3996c68d63eecbf3d6416568822570885eb95d5de7268496baff75ab2c772d4c"` [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.03s [INFO] [stderr] Running /opt/crater/target/debug/deps/freq-b453160367c14251 [INFO] [stdout] [INFO] [stdout] running 12 tests [INFO] [stdout] test count_tests::hello_world_punc_test ... ok [INFO] [stdout] test count_tests::case_test ... ok [INFO] [stdout] test count_tests::bad_entry ... ok [INFO] [stdout] test write_output_tests::some_data_output ... ok [INFO] [stdout] test write_output_tests::no_thing_output ... ok [INFO] [stdout] test transform_tests::no_input ... ok [INFO] [stdout] test write_output_tests::wrtie_order_output ... ok [INFO] [stdout] test transform_tests::input_punc_hello_world ... ok [INFO] [stdout] test count_tests::hello_world_test ... ok [INFO] [stdout] test count_tests::many_word_test ... ok [INFO] [stdout] test read_measurements_tests::read_hello_world ... ok [INFO] [stdout] test transform_tests::input_hello_world ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 12 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] running `"docker" "inspect" "3996c68d63eecbf3d6416568822570885eb95d5de7268496baff75ab2c772d4c"` [INFO] running `"docker" "rm" "-f" "3996c68d63eecbf3d6416568822570885eb95d5de7268496baff75ab2c772d4c"` [INFO] [stdout] 3996c68d63eecbf3d6416568822570885eb95d5de7268496baff75ab2c772d4c