[INFO] cloning repository https://github.com/antifuchs/unicode-tagger
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/antifuchs/unicode-tagger" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fantifuchs%2Funicode-tagger", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fantifuchs%2Funicode-tagger'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f225d75863c9b926b22d3ff22c8870b1a95f3df9
[INFO] testing antifuchs/unicode-tagger against 1.55.0 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fantifuchs%2Funicode-tagger" "/workspace/builds/worker-95/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-95/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/antifuchs/unicode-tagger 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/antifuchs/unicode-tagger
[INFO] finished tweaking git repo https://github.com/antifuchs/unicode-tagger
[INFO] tweaked toml for git repo https://github.com/antifuchs/unicode-tagger written to /workspace/builds/worker-95/source/Cargo.toml
[INFO] crate git repo https://github.com/antifuchs/unicode-tagger 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 anyhow v1.0.27
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-95/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-95/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] faaa9c8a47efd84f1595224ce1ba1c53848966bed0fd8c3842348e7bcbfc22de
[INFO] running `Command { std: "docker" "start" "-a" "faaa9c8a47efd84f1595224ce1ba1c53848966bed0fd8c3842348e7bcbfc22de", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "faaa9c8a47efd84f1595224ce1ba1c53848966bed0fd8c3842348e7bcbfc22de", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "faaa9c8a47efd84f1595224ce1ba1c53848966bed0fd8c3842348e7bcbfc22de", kill_on_drop: false }`
[INFO] [stdout] faaa9c8a47efd84f1595224ce1ba1c53848966bed0fd8c3842348e7bcbfc22de
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-95/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-95/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] 69c62c0a5ad024f90759c5186a6a7a32235fbe1c8f7db667ac01c2e9525ba74e
[INFO] running `Command { std: "docker" "start" "-a" "69c62c0a5ad024f90759c5186a6a7a32235fbe1c8f7db667ac01c2e9525ba74e", kill_on_drop: false }`
[INFO] [stderr]    Compiling anyhow v1.0.27
[INFO] [stderr]    Compiling unicode-tagger v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.65s
[INFO] running `Command { std: "docker" "inspect" "69c62c0a5ad024f90759c5186a6a7a32235fbe1c8f7db667ac01c2e9525ba74e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "69c62c0a5ad024f90759c5186a6a7a32235fbe1c8f7db667ac01c2e9525ba74e", kill_on_drop: false }`
[INFO] [stdout] 69c62c0a5ad024f90759c5186a6a7a32235fbe1c8f7db667ac01c2e9525ba74e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-95/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-95/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] 899d9777094a024b5ab7a7e912b3277b4d945dba1070239cf6cfd212b9ee64cf
[INFO] running `Command { std: "docker" "start" "-a" "899d9777094a024b5ab7a7e912b3277b4d945dba1070239cf6cfd212b9ee64cf", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling unicode-tagger v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 6.27s
[INFO] running `Command { std: "docker" "inspect" "899d9777094a024b5ab7a7e912b3277b4d945dba1070239cf6cfd212b9ee64cf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "899d9777094a024b5ab7a7e912b3277b4d945dba1070239cf6cfd212b9ee64cf", kill_on_drop: false }`
[INFO] [stdout] 899d9777094a024b5ab7a7e912b3277b4d945dba1070239cf6cfd212b9ee64cf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-95/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-95/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] c28aa6736033400603bfc5d71a48bf5a68fd367ee75f15bed818393e59b46eef
[INFO] running `Command { std: "docker" "start" "-a" "c28aa6736033400603bfc5d71a48bf5a68fd367ee75f15bed818393e59b46eef", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.20s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/unicode_tagger-8434d13f4fbd32bd)
[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" "c28aa6736033400603bfc5d71a48bf5a68fd367ee75f15bed818393e59b46eef", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c28aa6736033400603bfc5d71a48bf5a68fd367ee75f15bed818393e59b46eef", kill_on_drop: false }`
[INFO] [stdout] c28aa6736033400603bfc5d71a48bf5a68fd367ee75f15bed818393e59b46eef