[INFO] cloning repository https://github.com/jvivian/fastq_pair [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jvivian/fastq_pair" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjvivian%2Ffastq_pair", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjvivian%2Ffastq_pair'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] a186ad8e1c659523ef9a19ce056b3e64532bcdb1 [INFO] testing jvivian/fastq_pair against try#ecabaf78506b7a4668d42dc20268c086b93f0fad for pr-87041 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjvivian%2Ffastq_pair" "/workspace/builds/worker-3/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/jvivian/fastq_pair on toolchain ecabaf78506b7a4668d42dc20268c086b93f0fad [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/jvivian/fastq_pair [INFO] finished tweaking git repo https://github.com/jvivian/fastq_pair [INFO] tweaked toml for git repo https://github.com/jvivian/fastq_pair written to /workspace/builds/worker-3/source/Cargo.toml [INFO] crate git repo https://github.com/jvivian/fastq_pair already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded subprocess v0.1.18 [INFO] [stderr] Downloaded tempfile v3.0.5 [INFO] [stderr] Downloaded rustc-demangle v0.1.11 [INFO] [stderr] Downloaded failure_derive v0.1.4 [INFO] [stderr] Downloaded failure v0.1.4 [INFO] running `Command { std: "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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 210f03c8fe7558f360b3346baba7876b900574469bccdb1bac6657ac2c869327 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "210f03c8fe7558f360b3346baba7876b900574469bccdb1bac6657ac2c869327", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "210f03c8fe7558f360b3346baba7876b900574469bccdb1bac6657ac2c869327", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "210f03c8fe7558f360b3346baba7876b900574469bccdb1bac6657ac2c869327", kill_on_drop: false }` [INFO] [stdout] 210f03c8fe7558f360b3346baba7876b900574469bccdb1bac6657ac2c869327 [INFO] running `Command { std: "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" "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" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 6512c70ea8d4c6cc82e30d2583f54e79f906f7d8b16d0d8c601e760b6ecb8b13 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "6512c70ea8d4c6cc82e30d2583f54e79f906f7d8b16d0d8c601e760b6ecb8b13", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.45 [INFO] [stderr] Compiling proc-macro2 v0.4.24 [INFO] [stderr] Compiling autocfg v0.1.1 [INFO] [stderr] Compiling failure_derive v0.1.4 [INFO] [stderr] Compiling unicode-width v0.1.5 [INFO] [stderr] Compiling vec_map v0.8.1 [INFO] [stderr] Compiling bitflags v1.0.4 [INFO] [stderr] Compiling textwrap v0.10.0 [INFO] [stderr] Compiling backtrace v0.3.13 [INFO] [stderr] Compiling quote v0.6.10 [INFO] [stderr] Compiling syn v0.15.23 [INFO] [stderr] Compiling backtrace-sys v0.1.28 [INFO] [stderr] Compiling atty v0.2.11 [INFO] [stderr] Compiling subprocess v0.1.18 [INFO] [stderr] Compiling clap v2.32.0 [INFO] [stderr] Compiling synstructure v0.10.1 [INFO] [stderr] Compiling failure v0.1.4 [INFO] [stderr] Compiling fastq_pair v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused borrow that must be used [INFO] [stdout] --> src/seek.rs:59:13 [INFO] [stdout] | [INFO] [stdout] 59 | &mut io.in_read1.seek(SeekFrom::Start(pos1))?; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused borrow that must be used [INFO] [stdout] --> src/seek.rs:71:9 [INFO] [stdout] | [INFO] [stdout] 71 | &mut io.in_read1.seek(SeekFrom::Start(pos1))?; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused borrow that must be used [INFO] [stdout] --> src/seek.rs:76:5 [INFO] [stdout] | [INFO] [stdout] 76 | &mut io.out_single.flush()?; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused borrow that must be used [INFO] [stdout] --> src/store_read.rs:33:5 [INFO] [stdout] | [INFO] [stdout] 33 | &mut io.out_single.flush()?; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 21.07s [INFO] running `Command { std: "docker" "inspect" "6512c70ea8d4c6cc82e30d2583f54e79f906f7d8b16d0d8c601e760b6ecb8b13", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6512c70ea8d4c6cc82e30d2583f54e79f906f7d8b16d0d8c601e760b6ecb8b13", kill_on_drop: false }` [INFO] [stdout] 6512c70ea8d4c6cc82e30d2583f54e79f906f7d8b16d0d8c601e760b6ecb8b13 [INFO] running `Command { std: "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" "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" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] c8120978d4f9121e65e777e8f059eccf2dcb1f5532d393f7f29b3ba6f59ff002 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "c8120978d4f9121e65e777e8f059eccf2dcb1f5532d393f7f29b3ba6f59ff002", kill_on_drop: false }` [INFO] [stderr] Compiling rand_core v0.3.0 [INFO] [stderr] Compiling remove_dir_all v0.5.1 [INFO] [stderr] Compiling rand_chacha v0.1.0 [INFO] [stderr] Compiling rand_pcg v0.1.1 [INFO] [stderr] Compiling rand v0.6.1 [INFO] [stderr] Compiling rand_xorshift v0.1.0 [INFO] [stderr] Compiling rand_hc v0.1.0 [INFO] [stderr] Compiling rand_isaac v0.1.1 [INFO] [stderr] Compiling tempfile v3.0.5 [INFO] [stderr] Compiling fastq_pair v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused borrow that must be used [INFO] [stdout] --> src/seek.rs:59:13 [INFO] [stdout] | [INFO] [stdout] 59 | &mut io.in_read1.seek(SeekFrom::Start(pos1))?; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused borrow that must be used [INFO] [stdout] --> src/seek.rs:71:9 [INFO] [stdout] | [INFO] [stdout] 71 | &mut io.in_read1.seek(SeekFrom::Start(pos1))?; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused borrow that must be used [INFO] [stdout] --> src/seek.rs:76:5 [INFO] [stdout] | [INFO] [stdout] 76 | &mut io.out_single.flush()?; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused borrow that must be used [INFO] [stdout] --> src/store_read.rs:33:5 [INFO] [stdout] | [INFO] [stdout] 33 | &mut io.out_single.flush()?; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 7.19s [INFO] running `Command { std: "docker" "inspect" "c8120978d4f9121e65e777e8f059eccf2dcb1f5532d393f7f29b3ba6f59ff002", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c8120978d4f9121e65e777e8f059eccf2dcb1f5532d393f7f29b3ba6f59ff002", kill_on_drop: false }` [INFO] [stdout] c8120978d4f9121e65e777e8f059eccf2dcb1f5532d393f7f29b3ba6f59ff002 [INFO] running `Command { std: "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" "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" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "test" "--frozen", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 80d334047e7d0da36ed3cd139a763ee6352cc5389f0e4aed1fe60d0ffa3faf79 [INFO] running `Command { std: "docker" "start" "-a" "80d334047e7d0da36ed3cd139a763ee6352cc5389f0e4aed1fe60d0ffa3faf79", kill_on_drop: false }` [INFO] [stderr] warning: unused borrow that must be used [INFO] [stderr] --> src/seek.rs:59:13 [INFO] [stderr] | [INFO] [stderr] 59 | &mut io.in_read1.seek(SeekFrom::Start(pos1))?; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_must_use)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused borrow that must be used [INFO] [stderr] --> src/seek.rs:71:9 [INFO] [stderr] | [INFO] [stderr] 71 | &mut io.in_read1.seek(SeekFrom::Start(pos1))?; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused borrow that must be used [INFO] [stderr] --> src/seek.rs:76:5 [INFO] [stderr] | [INFO] [stderr] 76 | &mut io.out_single.flush()?; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused borrow that must be used [INFO] [stderr] --> src/store_read.rs:33:5 [INFO] [stderr] | [INFO] [stderr] 33 | &mut io.out_single.flush()?; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: 4 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.04s [INFO] [stdout] [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/fastq_pair-5b5fdbf072ab21d6) [INFO] [stdout] running 2 tests [INFO] [stdout] test tests::test_parse_header ... ok [INFO] [stdout] test tests::test_parse_read ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s [INFO] [stdout] [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/fastq_pair-b06b7c0ec814f257) [INFO] [stdout] [INFO] [stdout] running 7 tests [INFO] [stdout] test seek::tests::test_index_fastq ... ok [INFO] [stdout] test store_read::tests::test_store_read1 ... ok [INFO] [stdout] test store_read::tests::test_write_pairs ... ok [INFO] [stdout] test io::tests::test_gzip ... ok [INFO] [stdout] test seek::tests::test_pair_fastqs ... ok [INFO] [stdout] test iter_both::tests::test_pair_fastqs ... ok [INFO] [stderr] Doc-tests fastq_pair [INFO] [stdout] test io::tests::test_check_input ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 7 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.05s [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; finished in 0.00s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "80d334047e7d0da36ed3cd139a763ee6352cc5389f0e4aed1fe60d0ffa3faf79", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "80d334047e7d0da36ed3cd139a763ee6352cc5389f0e4aed1fe60d0ffa3faf79", kill_on_drop: false }` [INFO] [stdout] 80d334047e7d0da36ed3cd139a763ee6352cc5389f0e4aed1fe60d0ffa3faf79