[INFO] cloning repository https://github.com/chirichidi/rust_mysqlbinlog_zstd_test
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/chirichidi/rust_mysqlbinlog_zstd_test" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fchirichidi%2Frust_mysqlbinlog_zstd_test", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fchirichidi%2Frust_mysqlbinlog_zstd_test'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 78fe08047ea7d50f77fffd35bfeaf1ce81b45a72
[INFO] testing chirichidi/rust_mysqlbinlog_zstd_test against 1.59.0 for beta-1.60-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fchirichidi%2Frust_mysqlbinlog_zstd_test" "/workspace/builds/worker-2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/chirichidi/rust_mysqlbinlog_zstd_test on toolchain 1.59.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/chirichidi/rust_mysqlbinlog_zstd_test
[INFO] finished tweaking git repo https://github.com/chirichidi/rust_mysqlbinlog_zstd_test
[INFO] tweaked toml for git repo https://github.com/chirichidi/rust_mysqlbinlog_zstd_test written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/chirichidi/rust_mysqlbinlog_zstd_test already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ca9f27ab0724927125fb062e026b4d60d980dbb5b0bc8f8ab7b34a6fb1ddca73
[INFO] running `Command { std: "docker" "start" "-a" "ca9f27ab0724927125fb062e026b4d60d980dbb5b0bc8f8ab7b34a6fb1ddca73", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ca9f27ab0724927125fb062e026b4d60d980dbb5b0bc8f8ab7b34a6fb1ddca73", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ca9f27ab0724927125fb062e026b4d60d980dbb5b0bc8f8ab7b34a6fb1ddca73", kill_on_drop: false }`
[INFO] [stdout] ca9f27ab0724927125fb062e026b4d60d980dbb5b0bc8f8ab7b34a6fb1ddca73
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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=warn" "-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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] dd4de90bf59373e39d559438e24d4529d07bfbf6f9bec1e7e6c2b053845f3504
[INFO] running `Command { std: "docker" "start" "-a" "dd4de90bf59373e39d559438e24d4529d07bfbf6f9bec1e7e6c2b053845f3504", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.71
[INFO] [stderr]    Compiling either v1.5.3
[INFO] [stderr]    Compiling itertools v0.9.0
[INFO] [stderr]    Compiling jobserver v0.1.21
[INFO] [stderr]    Compiling cc v1.0.54
[INFO] [stderr]    Compiling zstd-sys v1.4.17+zstd.1.4.5
[INFO] [stderr]    Compiling zstd-safe v2.0.5+zstd.1.4.5
[INFO] [stderr]    Compiling zstd v0.5.3+zstd.1.4.5
[INFO] [stderr]    Compiling untitled2 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function is never used: `read_dir`
[INFO] [stdout]   --> src/compression/zstd/mod.rs:47:8
[INFO] [stdout]    |
[INFO] [stdout] 47 |     fn read_dir() {
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::fs`
[INFO] [stdout]  --> src/main.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::fs;
[INFO] [stdout]   |     ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::io`
[INFO] [stdout]  --> src/main.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::io;
[INFO] [stdout]   |     ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 18.98s
[INFO] running `Command { std: "docker" "inspect" "dd4de90bf59373e39d559438e24d4529d07bfbf6f9bec1e7e6c2b053845f3504", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dd4de90bf59373e39d559438e24d4529d07bfbf6f9bec1e7e6c2b053845f3504", kill_on_drop: false }`
[INFO] [stdout] dd4de90bf59373e39d559438e24d4529d07bfbf6f9bec1e7e6c2b053845f3504
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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=warn" "-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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6245d7927ea10621b3cdc4385108bead87631216897fbf3ee46a02c3bc080e8a
[INFO] running `Command { std: "docker" "start" "-a" "6245d7927ea10621b3cdc4385108bead87631216897fbf3ee46a02c3bc080e8a", kill_on_drop: false }`
[INFO] [stderr]    Compiling untitled2 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function is never used: `read_dir`
[INFO] [stdout]   --> src/compression/zstd/mod.rs:47:8
[INFO] [stdout]    |
[INFO] [stdout] 47 |     fn read_dir() {
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::fs`
[INFO] [stdout]  --> src/main.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::fs;
[INFO] [stdout]   |     ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::io`
[INFO] [stdout]  --> src/main.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::io;
[INFO] [stdout]   |     ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/compression/zstd/mod.rs:78:29
[INFO] [stdout]    |
[INFO] [stdout] 78 | ...                   decompress(path.as_ref());
[INFO] [stdout]    |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.13s
[INFO] running `Command { std: "docker" "inspect" "6245d7927ea10621b3cdc4385108bead87631216897fbf3ee46a02c3bc080e8a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6245d7927ea10621b3cdc4385108bead87631216897fbf3ee46a02c3bc080e8a", kill_on_drop: false }`
[INFO] [stdout] 6245d7927ea10621b3cdc4385108bead87631216897fbf3ee46a02c3bc080e8a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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=warn" "-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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 25d1a480f1b2995664d5dc90f427230199b85a59a40d8a97a77c726d4ab98c80
[INFO] running `Command { std: "docker" "start" "-a" "25d1a480f1b2995664d5dc90f427230199b85a59a40d8a97a77c726d4ab98c80", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr] warning: function is never used: `read_dir`
[INFO] [stdout] running 2 tests
[INFO] [stderr]   --> src/compression/zstd/mod.rs:47:8
[INFO] [stderr]    |
[INFO] [stderr] 47 |     fn read_dir() {
[INFO] [stderr]    |        ^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]   --> src/compression/zstd/mod.rs:78:29
[INFO] [stderr]    |
[INFO] [stderr] 78 | ...                   decompress(path.as_ref());
[INFO] [stderr]    |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: `untitled2` (lib) generated 1 warning
[INFO] [stderr] warning: `untitled2` (lib test) generated 1 warning
[INFO] [stderr] warning: unused import: `std::fs`
[INFO] [stderr]  --> src/main.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | use std::fs;
[INFO] [stderr]   |     ^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::io`
[INFO] [stderr]  --> src/main.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 3 | use std::io;
[INFO] [stderr]   |     ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `untitled2` (bin "untitled2" test) generated 2 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/untitled2-4d40b0def6b07711)
[INFO] [stdout] test compression::zstd::tests::visit_dirs ... ok
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/untitled2-6f2b4cd4982a4de1)
[INFO] [stdout] test compression::zstd::tests::decompress_41gb_files ... 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] [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] [stderr]    Doc-tests untitled2
[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" "25d1a480f1b2995664d5dc90f427230199b85a59a40d8a97a77c726d4ab98c80", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "25d1a480f1b2995664d5dc90f427230199b85a59a40d8a97a77c726d4ab98c80", kill_on_drop: false }`
[INFO] [stdout] 25d1a480f1b2995664d5dc90f427230199b85a59a40d8a97a77c726d4ab98c80