[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] checking chirichidi/rust_mysqlbinlog_zstd_test against try#3e22d1f9053c0fc87629b3c6d5d9567856368e5d for pr-78714 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fchirichidi%2Frust_mysqlbinlog_zstd_test" "/workspace/builds/worker-6/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/chirichidi/rust_mysqlbinlog_zstd_test on toolchain 3e22d1f9053c0fc87629b3c6d5d9567856368e5d [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e22d1f9053c0fc87629b3c6d5d9567856368e5d" "read-manifest" "--manifest-path" "Cargo.toml", 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-6/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" "+3e22d1f9053c0fc87629b3c6d5d9567856368e5d" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+3e22d1f9053c0fc87629b3c6d5d9567856368e5d" "metadata" "--no-deps" "--format-version=1", 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] 1ec81078d7c9a5e7b4a732113a9eeeeaf430889df70128cfa3873fa3ea58d1ee [INFO] running `Command { std: "docker" "start" "-a" "1ec81078d7c9a5e7b4a732113a9eeeeaf430889df70128cfa3873fa3ea58d1ee", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "1ec81078d7c9a5e7b4a732113a9eeeeaf430889df70128cfa3873fa3ea58d1ee", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1ec81078d7c9a5e7b4a732113a9eeeeaf430889df70128cfa3873fa3ea58d1ee", kill_on_drop: false }` [INFO] [stdout] 1ec81078d7c9a5e7b4a732113a9eeeeaf430889df70128cfa3873fa3ea58d1ee [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+3e22d1f9053c0fc87629b3c6d5d9567856368e5d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 0a6c20914529ece63dde68ee2c956f9d4bc586e6697518dca6f566707f385911 [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" "0a6c20914529ece63dde68ee2c956f9d4bc586e6697518dca6f566707f385911", kill_on_drop: false }` [INFO] [stderr] Compiling either v1.5.3 [INFO] [stderr] Compiling jobserver v0.1.21 [INFO] [stderr] Compiling itertools v0.9.0 [INFO] [stderr] Compiling cc v1.0.54 [INFO] [stderr] Compiling zstd-sys v1.4.17+zstd.1.4.5 [INFO] [stderr] Checking zstd-safe v2.0.5+zstd.1.4.5 [INFO] [stderr] Checking zstd v0.5.3+zstd.1.4.5 [INFO] [stderr] Checking 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 `std::result::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: 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 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] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1m 03s [INFO] running `Command { std: "docker" "inspect" "0a6c20914529ece63dde68ee2c956f9d4bc586e6697518dca6f566707f385911", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0a6c20914529ece63dde68ee2c956f9d4bc586e6697518dca6f566707f385911", kill_on_drop: false }` [INFO] [stdout] 0a6c20914529ece63dde68ee2c956f9d4bc586e6697518dca6f566707f385911