[INFO] fetching crate rainbow-text 0.1.5...
[INFO] testing rainbow-text-0.1.5 against beta-2021-09-08 for beta-1.56-1
[INFO] extracting crate rainbow-text 0.1.5 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate rainbow-text 0.1.5 on toolchain beta-2021-09-08
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate rainbow-text 0.1.5
[INFO] finished tweaking crates.io crate rainbow-text 0.1.5
[INFO] tweaked toml for crates.io crate rainbow-text 0.1.5 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "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-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e36fe019f2059ddad92afdc52d5410662c7bf063d175b101a4222ccd934d40ea
[INFO] running `Command { std: "docker" "start" "-a" "e36fe019f2059ddad92afdc52d5410662c7bf063d175b101a4222ccd934d40ea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e36fe019f2059ddad92afdc52d5410662c7bf063d175b101a4222ccd934d40ea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e36fe019f2059ddad92afdc52d5410662c7bf063d175b101a4222ccd934d40ea", kill_on_drop: false }`
[INFO] [stdout] e36fe019f2059ddad92afdc52d5410662c7bf063d175b101a4222ccd934d40ea
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 631ec06ba6de33ce7266c2d25aae7faade0f12b589f0f17e3c63566ef55a6d79
[INFO] running `Command { std: "docker" "start" "-a" "631ec06ba6de33ce7266c2d25aae7faade0f12b589f0f17e3c63566ef55a6d79", kill_on_drop: false }`
[INFO] [stderr]    Compiling rainbow-text v0.1.5 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.27s
[INFO] running `Command { std: "docker" "inspect" "631ec06ba6de33ce7266c2d25aae7faade0f12b589f0f17e3c63566ef55a6d79", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "631ec06ba6de33ce7266c2d25aae7faade0f12b589f0f17e3c63566ef55a6d79", kill_on_drop: false }`
[INFO] [stdout] 631ec06ba6de33ce7266c2d25aae7faade0f12b589f0f17e3c63566ef55a6d79
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "+beta-2021-09-08" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c6603744e9441a4829b925d081bda429cd59bc02fec99f5001ea459a1443eb94
[INFO] running `Command { std: "docker" "start" "-a" "c6603744e9441a4829b925d081bda429cd59bc02fec99f5001ea459a1443eb94", kill_on_drop: false }`
[INFO] [stderr]    Compiling rainbow-text v0.1.5 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.73s
[INFO] running `Command { std: "docker" "inspect" "c6603744e9441a4829b925d081bda429cd59bc02fec99f5001ea459a1443eb94", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c6603744e9441a4829b925d081bda429cd59bc02fec99f5001ea459a1443eb94", kill_on_drop: false }`
[INFO] [stdout] c6603744e9441a4829b925d081bda429cd59bc02fec99f5001ea459a1443eb94
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "+beta-2021-09-08" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 06e1078e07f6339c12b12e0a68ffea4e3a22f32eeea98f136831f6f637d9c1f2
[INFO] running `Command { std: "docker" "start" "-a" "06e1078e07f6339c12b12e0a68ffea4e3a22f32eeea98f136831f6f637d9c1f2", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/rainbow_text-7df6b29b25196cfb)
[INFO] [stdout] running 0 tests
[INFO] [stderr]    Doc-tests rainbow-text
[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] [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" "06e1078e07f6339c12b12e0a68ffea4e3a22f32eeea98f136831f6f637d9c1f2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "06e1078e07f6339c12b12e0a68ffea4e3a22f32eeea98f136831f6f637d9c1f2", kill_on_drop: false }`
[INFO] [stdout] 06e1078e07f6339c12b12e0a68ffea4e3a22f32eeea98f136831f6f637d9c1f2