[INFO] cloning repository https://github.com/grigoryk/rlox
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/grigoryk/rlox" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgrigoryk%2Frlox", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgrigoryk%2Frlox'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 3ee6a0ef6c9c2e4bde3aebe785e74d787875225f
[INFO] testing grigoryk/rlox against 1.55.0 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgrigoryk%2Frlox" "/workspace/builds/worker-15/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-15/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/grigoryk/rlox on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/grigoryk/rlox
[INFO] finished tweaking git repo https://github.com/grigoryk/rlox
[INFO] tweaked toml for git repo https://github.com/grigoryk/rlox written to /workspace/builds/worker-15/source/Cargo.toml
[INFO] crate git repo https://github.com/grigoryk/rlox already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded syn v1.0.75
[INFO] [stderr]   Downloaded text_io v0.1.9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d2924e6687faf08b46ed10f2804ccf43f5a9e411522487d677e5462a8c895bec
[INFO] running `Command { std: "docker" "start" "-a" "d2924e6687faf08b46ed10f2804ccf43f5a9e411522487d677e5462a8c895bec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d2924e6687faf08b46ed10f2804ccf43f5a9e411522487d677e5462a8c895bec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d2924e6687faf08b46ed10f2804ccf43f5a9e411522487d677e5462a8c895bec", kill_on_drop: false }`
[INFO] [stdout] d2924e6687faf08b46ed10f2804ccf43f5a9e411522487d677e5462a8c895bec
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 858b23ffef3908879493d72aead1e6418a48f0a7bf2016ee389df17028cbb955
[INFO] running `Command { std: "docker" "start" "-a" "858b23ffef3908879493d72aead1e6418a48f0a7bf2016ee389df17028cbb955", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling proc-macro2 v1.0.28
[INFO] [stderr]    Compiling syn v1.0.75
[INFO] [stderr]    Compiling libc v0.2.101
[INFO] [stderr]    Compiling text_io v0.1.9
[INFO] [stderr]    Compiling heck v0.3.3
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling structopt-derive v0.4.15
[INFO] [stderr]    Compiling structopt v0.3.22
[INFO] [stderr]    Compiling rlox v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 25.48s
[INFO] running `Command { std: "docker" "inspect" "858b23ffef3908879493d72aead1e6418a48f0a7bf2016ee389df17028cbb955", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "858b23ffef3908879493d72aead1e6418a48f0a7bf2016ee389df17028cbb955", kill_on_drop: false }`
[INFO] [stdout] 858b23ffef3908879493d72aead1e6418a48f0a7bf2016ee389df17028cbb955
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8c94df981a3b2957b7d7ddc505a5736511ad8dc37ceecf131f2fcdeed5f2a8e7
[INFO] running `Command { std: "docker" "start" "-a" "8c94df981a3b2957b7d7ddc505a5736511ad8dc37ceecf131f2fcdeed5f2a8e7", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling rlox v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 14.80s
[INFO] running `Command { std: "docker" "inspect" "8c94df981a3b2957b7d7ddc505a5736511ad8dc37ceecf131f2fcdeed5f2a8e7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8c94df981a3b2957b7d7ddc505a5736511ad8dc37ceecf131f2fcdeed5f2a8e7", kill_on_drop: false }`
[INFO] [stdout] 8c94df981a3b2957b7d7ddc505a5736511ad8dc37ceecf131f2fcdeed5f2a8e7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] cb7b7d99f9772368bae67ff9baf4c2786ace8b338e8df1a1b84d4adacb9fb221
[INFO] running `Command { std: "docker" "start" "-a" "cb7b7d99f9772368bae67ff9baf4c2786ace8b338e8df1a1b84d4adacb9fb221", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.83s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/rlox-5d0e16e904b57ee7)
[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" "cb7b7d99f9772368bae67ff9baf4c2786ace8b338e8df1a1b84d4adacb9fb221", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cb7b7d99f9772368bae67ff9baf4c2786ace8b338e8df1a1b84d4adacb9fb221", kill_on_drop: false }`
[INFO] [stdout] cb7b7d99f9772368bae67ff9baf4c2786ace8b338e8df1a1b84d4adacb9fb221