[INFO] updating cached repository https://github.com/sblundy/dedup-cli
[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] 190dec39a7055d96658c3ed93776500e894f63b2
[INFO] testing sblundy/dedup-cli against master#28742a1146f10a4f09369baad027a464acb7a766 for pr-71274
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsblundy%2Fdedup-cli" "/workspace/builds/worker-13/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-13/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/sblundy/dedup-cli on toolchain 28742a1146f10a4f09369baad027a464acb7a766
[INFO] running `"/workspace/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/sblundy/dedup-cli
[INFO] finished tweaking git repo https://github.com/sblundy/dedup-cli
[INFO] tweaked toml for git repo https://github.com/sblundy/dedup-cli written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] crate git repo https://github.com/sblundy/dedup-cli already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "+28742a1146f10a4f09369baad027a464acb7a766" "build" "--frozen"`
[INFO] [stdout] c8552495f8b1692d012b98b14c9291b4875a02ee270df7687a91991696e70bee
[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" "c8552495f8b1692d012b98b14c9291b4875a02ee270df7687a91991696e70bee"`
[INFO] [stderr]    Compiling libc v0.2.58
[INFO] [stderr]    Compiling bitflags v1.1.0
[INFO] [stderr]    Compiling atty v0.2.11
[INFO] [stderr]    Compiling clap v2.33.0
[INFO] [stderr]    Compiling dedup-cli v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]  --> src/lib.rs:8:17
[INFO] [stderr]   |
[INFO] [stderr] 8 |     stdin: &mut io::Read,
[INFO] [stderr]   |                 ^^^^^^^^ help: use `dyn`: `dyn io::Read`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]  --> src/lib.rs:9:18
[INFO] [stderr]   |
[INFO] [stderr] 9 |     stdout: &mut io::Write,
[INFO] [stderr]   |                  ^^^^^^^^^ help: use `dyn`: `dyn io::Write`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:21:52
[INFO] [stderr]    |
[INFO] [stderr] 21 | pub fn dedup_file_to(file_name: &str, output: &mut io::Write) -> io::Result<()> {
[INFO] [stderr]    |                                                    ^^^^^^^^^ help: use `dyn`: `dyn io::Write`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:28:34
[INFO] [stderr]    |
[INFO] [stderr] 28 | pub fn dedup_to_file(input: &mut io::Read, file_name: &str) -> io::Result<()> {
[INFO] [stderr]    |                                  ^^^^^^^^ help: use `dyn`: `dyn io::Read`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]  --> src/deduplication/mod.rs:5:26
[INFO] [stderr]   |
[INFO] [stderr] 5 | pub fn dedup(input: &mut Read, output: &mut Write) -> io::Result<()> {
[INFO] [stderr]   |                          ^^^^ help: use `dyn`: `dyn Read`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]  --> src/deduplication/mod.rs:5:45
[INFO] [stderr]   |
[INFO] [stderr] 5 | pub fn dedup(input: &mut Read, output: &mut Write) -> io::Result<()> {
[INFO] [stderr]   |                                             ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/deduplication/mod.rs:36:39
[INFO] [stderr]    |
[INFO] [stderr] 36 |     bf: &mut io::Bytes<BufReader<&mut Read>>,
[INFO] [stderr]    |                                       ^^^^ help: use `dyn`: `dyn Read`
[INFO] [stderr] 
[INFO] [stderr] warning: 7 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 16.48s
[INFO] running `"docker" "inspect" "c8552495f8b1692d012b98b14c9291b4875a02ee270df7687a91991696e70bee"`
[INFO] running `"docker" "rm" "-f" "c8552495f8b1692d012b98b14c9291b4875a02ee270df7687a91991696e70bee"`
[INFO] [stdout] c8552495f8b1692d012b98b14c9291b4875a02ee270df7687a91991696e70bee
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "+28742a1146f10a4f09369baad027a464acb7a766" "test" "--frozen" "--no-run"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 05d5d37353e45d04dbe0537cf256a0d6d29c0488a7d0ace0b00d6129577dd12f
[INFO] running `"docker" "start" "-a" "05d5d37353e45d04dbe0537cf256a0d6d29c0488a7d0ace0b00d6129577dd12f"`
[INFO] [stderr]    Compiling memchr v2.2.0
[INFO] [stderr]    Compiling regex v1.1.7
[INFO] [stderr]    Compiling utf8-ranges v1.0.3
[INFO] [stderr]    Compiling fnv v1.0.6
[INFO] [stderr]    Compiling predicates-core v1.0.0
[INFO] [stderr]    Compiling treeline v0.1.0
[INFO] [stderr]    Compiling difference v2.0.0
[INFO] [stderr]    Compiling normalize-line-endings v0.2.2
[INFO] [stderr]    Compiling regex-syntax v0.6.7
[INFO] [stderr]    Compiling thread_local v0.3.6
[INFO] [stderr]    Compiling crossbeam-utils v0.6.5
[INFO] [stderr]    Compiling float-cmp v0.4.0
[INFO] [stderr]    Compiling rand_os v0.1.3
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]  --> src/lib.rs:8:17
[INFO] [stderr]   |
[INFO] [stderr] 8 |     stdin: &mut io::Read,
[INFO] [stderr]   |                 ^^^^^^^^ help: use `dyn`: `dyn io::Read`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]  --> src/lib.rs:9:18
[INFO] [stderr]   |
[INFO] [stderr] 9 |     stdout: &mut io::Write,
[INFO] [stderr]   |                  ^^^^^^^^^ help: use `dyn`: `dyn io::Write`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:21:52
[INFO] [stderr]    |
[INFO] [stderr] 21 | pub fn dedup_file_to(file_name: &str, output: &mut io::Write) -> io::Result<()> {
[INFO] [stderr]    |                                                    ^^^^^^^^^ help: use `dyn`: `dyn io::Write`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:28:34
[INFO] [stderr]    |
[INFO] [stderr] 28 | pub fn dedup_to_file(input: &mut io::Read, file_name: &str) -> io::Result<()> {
[INFO] [stderr]    |                                  ^^^^^^^^ help: use `dyn`: `dyn io::Read`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]  --> src/deduplication/mod.rs:5:26
[INFO] [stderr]   |
[INFO] [stderr] 5 | pub fn dedup(input: &mut Read, output: &mut Write) -> io::Result<()> {
[INFO] [stderr]   |                          ^^^^ help: use `dyn`: `dyn Read`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]  --> src/deduplication/mod.rs:5:45
[INFO] [stderr]   |
[INFO] [stderr] 5 | pub fn dedup(input: &mut Read, output: &mut Write) -> io::Result<()> {
[INFO] [stderr]   |                                             ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/deduplication/mod.rs:36:39
[INFO] [stderr]    |
[INFO] [stderr] 36 |     bf: &mut io::Bytes<BufReader<&mut Read>>,
[INFO] [stderr]    |                                       ^^^^ help: use `dyn`: `dyn Read`
[INFO] [stderr] 
[INFO] [stderr] warning: 7 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]    Compiling predicates-tree v1.0.0
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling crossbeam-channel v0.3.8
[INFO] [stderr]    Compiling aho-corasick v0.7.3
[INFO] [stderr]    Compiling bstr v0.1.4
[INFO] [stderr]    Compiling tempfile v3.0.8
[INFO] [stderr]    Compiling globset v0.4.3
[INFO] [stderr]    Compiling predicates v1.0.1
[INFO] [stderr]    Compiling ignore v0.4.7
[INFO] [stderr]    Compiling globwalk v0.5.0
[INFO] [stderr]    Compiling assert_fs v0.11.3
[INFO] [stderr]    Compiling dedup-cli v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]  --> src/lib.rs:8:17
[INFO] [stderr]   |
[INFO] [stderr] 8 |     stdin: &mut io::Read,
[INFO] [stderr]   |                 ^^^^^^^^ help: use `dyn`: `dyn io::Read`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]  --> src/lib.rs:9:18
[INFO] [stderr]   |
[INFO] [stderr] 9 |     stdout: &mut io::Write,
[INFO] [stderr]   |                  ^^^^^^^^^ help: use `dyn`: `dyn io::Write`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:21:52
[INFO] [stderr]    |
[INFO] [stderr] 21 | pub fn dedup_file_to(file_name: &str, output: &mut io::Write) -> io::Result<()> {
[INFO] [stderr]    |                                                    ^^^^^^^^^ help: use `dyn`: `dyn io::Write`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:28:34
[INFO] [stderr]    |
[INFO] [stderr] 28 | pub fn dedup_to_file(input: &mut io::Read, file_name: &str) -> io::Result<()> {
[INFO] [stderr]    |                                  ^^^^^^^^ help: use `dyn`: `dyn io::Read`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]  --> src/deduplication/mod.rs:5:26
[INFO] [stderr]   |
[INFO] [stderr] 5 | pub fn dedup(input: &mut Read, output: &mut Write) -> io::Result<()> {
[INFO] [stderr]   |                          ^^^^ help: use `dyn`: `dyn Read`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]  --> src/deduplication/mod.rs:5:45
[INFO] [stderr]   |
[INFO] [stderr] 5 | pub fn dedup(input: &mut Read, output: &mut Write) -> io::Result<()> {
[INFO] [stderr]   |                                             ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/deduplication/mod.rs:36:39
[INFO] [stderr]    |
[INFO] [stderr] 36 |     bf: &mut io::Bytes<BufReader<&mut Read>>,
[INFO] [stderr]    |                                       ^^^^ help: use `dyn`: `dyn Read`
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `predicates::prelude::*`
[INFO] [stderr]  --> tests/integration_test.rs:6:5
[INFO] [stderr]   |
[INFO] [stderr] 6 | use predicates::prelude::*;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 7 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 42.61s
[INFO] running `"docker" "inspect" "05d5d37353e45d04dbe0537cf256a0d6d29c0488a7d0ace0b00d6129577dd12f"`
[INFO] running `"docker" "rm" "-f" "05d5d37353e45d04dbe0537cf256a0d6d29c0488a7d0ace0b00d6129577dd12f"`
[INFO] [stdout] 05d5d37353e45d04dbe0537cf256a0d6d29c0488a7d0ace0b00d6129577dd12f
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "+28742a1146f10a4f09369baad027a464acb7a766" "test" "--frozen"`
[INFO] [stdout] 0f13f80fcf22c457feb2c6424eff6ee06057ef884de2e1f4644e7d1830bda13f
[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" "0f13f80fcf22c457feb2c6424eff6ee06057ef884de2e1f4644e7d1830bda13f"`
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]  --> src/lib.rs:8:17
[INFO] [stderr]   |
[INFO] [stderr] 8 |     stdin: &mut io::Read,
[INFO] [stderr]   |                 ^^^^^^^^ help: use `dyn`: `dyn io::Read`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]  --> src/lib.rs:9:18
[INFO] [stderr]   |
[INFO] [stderr] 9 |     stdout: &mut io::Write,
[INFO] [stderr]   |                  ^^^^^^^^^ help: use `dyn`: `dyn io::Write`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:21:52
[INFO] [stderr]    |
[INFO] [stderr] 21 | pub fn dedup_file_to(file_name: &str, output: &mut io::Write) -> io::Result<()> {
[INFO] [stderr]    |                                                    ^^^^^^^^^ help: use `dyn`: `dyn io::Write`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:28:34
[INFO] [stderr]    |
[INFO] [stderr] 28 | pub fn dedup_to_file(input: &mut io::Read, file_name: &str) -> io::Result<()> {
[INFO] [stderr]    |                                  ^^^^^^^^ help: use `dyn`: `dyn io::Read`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]  --> src/deduplication/mod.rs:5:26
[INFO] [stderr]   |
[INFO] [stderr] 5 | pub fn dedup(input: &mut Read, output: &mut Write) -> io::Result<()> {
[INFO] [stderr]   |                          ^^^^ help: use `dyn`: `dyn Read`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]  --> src/deduplication/mod.rs:5:45
[INFO] [stderr]   |
[INFO] [stderr] 5 | pub fn dedup(input: &mut Read, output: &mut Write) -> io::Result<()> {
[INFO] [stderr]   |                                             ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/deduplication/mod.rs:36:39
[INFO] [stderr]    |
[INFO] [stderr] 36 |     bf: &mut io::Bytes<BufReader<&mut Read>>,
[INFO] [stderr]    |                                       ^^^^ help: use `dyn`: `dyn Read`
[INFO] [stderr] 
[INFO] [stderr] warning: 7 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]  --> src/lib.rs:8:17
[INFO] [stderr]   |
[INFO] [stderr] 8 |     stdin: &mut io::Read,
[INFO] [stderr]   |                 ^^^^^^^^ help: use `dyn`: `dyn io::Read`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]  --> src/lib.rs:9:18
[INFO] [stderr]   |
[INFO] [stderr] 9 |     stdout: &mut io::Write,
[INFO] [stderr]   |                  ^^^^^^^^^ help: use `dyn`: `dyn io::Write`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:21:52
[INFO] [stderr]    |
[INFO] [stderr] 21 | pub fn dedup_file_to(file_name: &str, output: &mut io::Write) -> io::Result<()> {
[INFO] [stderr]    |                                                    ^^^^^^^^^ help: use `dyn`: `dyn io::Write`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:28:34
[INFO] [stderr]    |
[INFO] [stderr] 28 | pub fn dedup_to_file(input: &mut io::Read, file_name: &str) -> io::Result<()> {
[INFO] [stderr]    |                                  ^^^^^^^^ help: use `dyn`: `dyn io::Read`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]  --> src/deduplication/mod.rs:5:26
[INFO] [stderr]   |
[INFO] [stderr] 5 | pub fn dedup(input: &mut Read, output: &mut Write) -> io::Result<()> {
[INFO] [stderr]   |                          ^^^^ help: use `dyn`: `dyn Read`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]  --> src/deduplication/mod.rs:5:45
[INFO] [stderr]   |
[INFO] [stderr] 5 | pub fn dedup(input: &mut Read, output: &mut Write) -> io::Result<()> {
[INFO] [stderr]   |                                             ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/deduplication/mod.rs:36:39
[INFO] [stderr]    |
[INFO] [stderr] 36 |     bf: &mut io::Bytes<BufReader<&mut Read>>,
[INFO] [stderr]    |                                       ^^^^ help: use `dyn`: `dyn Read`
[INFO] [stderr] 
[INFO] [stderr] warning: 7 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `predicates::prelude::*`
[INFO] [stderr]  --> tests/integration_test.rs:6:5
[INFO] [stderr]   |
[INFO] [stderr] 6 | use predicates::prelude::*;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.23s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/dedup_cli-acbc50ecd6125a54
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test deduplication::tests::test_empty ... ok
[INFO] [stdout] test deduplication::tests::ignores_separator ... ok
[INFO] [stdout] test deduplication::tests::test_single_line ... ok
[INFO] [stdout] test deduplication::tests::test_two_different_lines ... ok
[INFO] [stdout] test deduplication::tests::test_two_identical_lines ... ok
[INFO] [stdout] test deduplication::tests::test_two_separated_identical_lines ... ok
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/dedup-bc23ed769a98ea12
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 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] [stderr]      Running /opt/rustwide/target/debug/deps/integration_test-4a58cc2ba8ab6f8b
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test deduplicates_file_with_no_duplicates ... ok
[INFO] [stdout] test copies_file_with_no_duplicates_to_file ... ok
[INFO] [stdout] test deduplicates_stream_to_file ... ok
[INFO] [stdout] test error_when_input_file_not_exist ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests dedup-cli
[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" "0f13f80fcf22c457feb2c6424eff6ee06057ef884de2e1f4644e7d1830bda13f"`
[INFO] running `"docker" "rm" "-f" "0f13f80fcf22c457feb2c6424eff6ee06057ef884de2e1f4644e7d1830bda13f"`
[INFO] [stdout] 0f13f80fcf22c457feb2c6424eff6ee06057ef884de2e1f4644e7d1830bda13f