[INFO] cloning repository https://github.com/hnakamur/rust-flock-example
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/hnakamur/rust-flock-example" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhnakamur%2Frust-flock-example", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhnakamur%2Frust-flock-example'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f80d7767e6562deeb1fd44d493c47116daef1645
[INFO] testing hnakamur/rust-flock-example against 1.60.0 for beta-1.61-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhnakamur%2Frust-flock-example" "/workspace/builds/worker-24/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-24/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/hnakamur/rust-flock-example on toolchain 1.60.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/hnakamur/rust-flock-example
[INFO] finished tweaking git repo https://github.com/hnakamur/rust-flock-example
[INFO] tweaked toml for git repo https://github.com/hnakamur/rust-flock-example written to /workspace/builds/worker-24/source/Cargo.toml
[INFO] crate git repo https://github.com/hnakamur/rust-flock-example already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 83a8c8736f56a290dc2f13cc426f5170b63bc9707f1e4274aa81593a7ff87dc1
[INFO] running `Command { std: "docker" "start" "-a" "83a8c8736f56a290dc2f13cc426f5170b63bc9707f1e4274aa81593a7ff87dc1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "83a8c8736f56a290dc2f13cc426f5170b63bc9707f1e4274aa81593a7ff87dc1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "83a8c8736f56a290dc2f13cc426f5170b63bc9707f1e4274aa81593a7ff87dc1", kill_on_drop: false }`
[INFO] [stdout] 83a8c8736f56a290dc2f13cc426f5170b63bc9707f1e4274aa81593a7ff87dc1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 59ef14cfadce5275da030a9372bf1ace49b2fb9a6544266bff73fbbc7aa0c8a0
[INFO] running `Command { std: "docker" "start" "-a" "59ef14cfadce5275da030a9372bf1ace49b2fb9a6544266bff73fbbc7aa0c8a0", kill_on_drop: false }`
[INFO] [stderr]    Compiling fs2 v0.4.3
[INFO] [stderr]    Compiling rs-flock-example v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.49s
[INFO] running `Command { std: "docker" "inspect" "59ef14cfadce5275da030a9372bf1ace49b2fb9a6544266bff73fbbc7aa0c8a0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "59ef14cfadce5275da030a9372bf1ace49b2fb9a6544266bff73fbbc7aa0c8a0", kill_on_drop: false }`
[INFO] [stdout] 59ef14cfadce5275da030a9372bf1ace49b2fb9a6544266bff73fbbc7aa0c8a0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 22c8888e0dd74f5e541286ec9bde079f49df3f32265c33a1d5ac5415aca8a727
[INFO] running `Command { std: "docker" "start" "-a" "22c8888e0dd74f5e541286ec9bde079f49df3f32265c33a1d5ac5415aca8a727", kill_on_drop: false }`
[INFO] [stderr]    Compiling rs-flock-example v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.27s
[INFO] running `Command { std: "docker" "inspect" "22c8888e0dd74f5e541286ec9bde079f49df3f32265c33a1d5ac5415aca8a727", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "22c8888e0dd74f5e541286ec9bde079f49df3f32265c33a1d5ac5415aca8a727", kill_on_drop: false }`
[INFO] [stdout] 22c8888e0dd74f5e541286ec9bde079f49df3f32265c33a1d5ac5415aca8a727
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 7699dd7599f57afdef63cc22be82d3a2ac55af165effd914557c682b4c27bf92
[INFO] running `Command { std: "docker" "start" "-a" "7699dd7599f57afdef63cc22be82d3a2ac55af165effd914557c682b4c27bf92", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/rs_flock_example-28a5d2640cebbaaf)
[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" "7699dd7599f57afdef63cc22be82d3a2ac55af165effd914557c682b4c27bf92", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7699dd7599f57afdef63cc22be82d3a2ac55af165effd914557c682b4c27bf92", kill_on_drop: false }`
[INFO] [stdout] 7699dd7599f57afdef63cc22be82d3a2ac55af165effd914557c682b4c27bf92