[INFO] cloning repository https://github.com/yu74n/rdb-tools
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/yu74n/rdb-tools" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyu74n%2Frdb-tools", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyu74n%2Frdb-tools'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f4a2faf8cffd381f156b92358663792089918e97
[INFO] testing yu74n/rdb-tools against master#b70888601af92f6cdc0364abab3446e418b91d36 for pr-86479
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyu74n%2Frdb-tools" "/workspace/builds/worker-107/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-107/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/yu74n/rdb-tools on toolchain b70888601af92f6cdc0364abab3446e418b91d36
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/yu74n/rdb-tools
[INFO] finished tweaking git repo https://github.com/yu74n/rdb-tools
[INFO] tweaked toml for git repo https://github.com/yu74n/rdb-tools written to /workspace/builds/worker-107/source/Cargo.toml
[INFO] crate git repo https://github.com/yu74n/rdb-tools already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "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-107/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-107/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" "+b70888601af92f6cdc0364abab3446e418b91d36" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f49a70f97fb1f4f615997fc42dc510997f579be67f7c85c98425a4356ea0a630
[INFO] running `Command { std: "docker" "start" "-a" "f49a70f97fb1f4f615997fc42dc510997f579be67f7c85c98425a4356ea0a630", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f49a70f97fb1f4f615997fc42dc510997f579be67f7c85c98425a4356ea0a630", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f49a70f97fb1f4f615997fc42dc510997f579be67f7c85c98425a4356ea0a630", kill_on_drop: false }`
[INFO] [stdout] f49a70f97fb1f4f615997fc42dc510997f579be67f7c85c98425a4356ea0a630
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-107/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-107/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" "+b70888601af92f6cdc0364abab3446e418b91d36" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 38b60875304f34894306423992a749dd8d53df60511ae332227555a6e894f75d
[INFO] running `Command { std: "docker" "start" "-a" "38b60875304f34894306423992a749dd8d53df60511ae332227555a6e894f75d", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.88
[INFO] [stderr]    Compiling version_check v0.9.2
[INFO] [stderr]    Compiling gimli v0.23.0
[INFO] [stderr]    Compiling adler v1.0.2
[INFO] [stderr]    Compiling object v0.23.0
[INFO] [stderr]    Compiling rustc-demangle v0.1.18
[INFO] [stderr]    Compiling vec_map v0.8.2
[INFO] [stderr]    Compiling lzf v0.3.1
[INFO] [stderr]    Compiling byteorder v1.4.2
[INFO] [stderr]    Compiling miniz_oxide v0.4.4
[INFO] [stderr]    Compiling error-chain v0.12.4
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling addr2line v0.14.1
[INFO] [stderr]    Compiling backtrace v0.3.56
[INFO] [stderr]    Compiling rdb-reader v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function is never used: `dump_buf`
[INFO] [stdout]   --> src/main.rs:67:4
[INFO] [stdout]    |
[INFO] [stdout] 67 | fn dump_buf(buf: &Vec<u8>) {
[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] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 13.00s
[INFO] running `Command { std: "docker" "inspect" "38b60875304f34894306423992a749dd8d53df60511ae332227555a6e894f75d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "38b60875304f34894306423992a749dd8d53df60511ae332227555a6e894f75d", kill_on_drop: false }`
[INFO] [stdout] 38b60875304f34894306423992a749dd8d53df60511ae332227555a6e894f75d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-107/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-107/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" "+b70888601af92f6cdc0364abab3446e418b91d36" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e78435f99fb4ca7413d3a2ca9ce77d4e49dba05b9a686e52c573ae3504915425
[INFO] running `Command { std: "docker" "start" "-a" "e78435f99fb4ca7413d3a2ca9ce77d4e49dba05b9a686e52c573ae3504915425", kill_on_drop: false }`
[INFO] [stderr]    Compiling rdb-reader v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function is never used: `dump_buf`
[INFO] [stdout]   --> src/main.rs:67:4
[INFO] [stdout]    |
[INFO] [stdout] 67 | fn dump_buf(buf: &Vec<u8>) {
[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] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 3.32s
[INFO] running `Command { std: "docker" "inspect" "e78435f99fb4ca7413d3a2ca9ce77d4e49dba05b9a686e52c573ae3504915425", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e78435f99fb4ca7413d3a2ca9ce77d4e49dba05b9a686e52c573ae3504915425", kill_on_drop: false }`
[INFO] [stdout] e78435f99fb4ca7413d3a2ca9ce77d4e49dba05b9a686e52c573ae3504915425
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-107/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-107/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" "+b70888601af92f6cdc0364abab3446e418b91d36" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] ca5ed20084f7dcac0180da9e2cdebc843ef83088dda69ae873595aaa41b05d3d
[INFO] running `Command { std: "docker" "start" "-a" "ca5ed20084f7dcac0180da9e2cdebc843ef83088dda69ae873595aaa41b05d3d", kill_on_drop: false }`
[INFO] [stderr] warning: function is never used: `dump_buf`
[INFO] [stderr]   --> src/main.rs:67:4
[INFO] [stderr]    |
[INFO] [stderr] 67 | fn dump_buf(buf: &Vec<u8>) {
[INFO] [stderr]    |    ^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `rdb-reader` (bin "rdb-reader" test) generated 1 warning
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/rdb_reader-29332fb2134858cb)
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test tests::test_byte2string ... ok
[INFO] [stdout] test tests::test_decode_intset ... ok
[INFO] [stdout] test tests::test_special_flag ... ok
[INFO] [stdout] test tests::test_read_string ... ok
[INFO] [stdout] test tests::test_decode_length ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "ca5ed20084f7dcac0180da9e2cdebc843ef83088dda69ae873595aaa41b05d3d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ca5ed20084f7dcac0180da9e2cdebc843ef83088dda69ae873595aaa41b05d3d", kill_on_drop: false }`
[INFO] [stdout] ca5ed20084f7dcac0180da9e2cdebc843ef83088dda69ae873595aaa41b05d3d