[INFO] cloning repository https://github.com/antonyr/stats
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/antonyr/stats" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fantonyr%2Fstats", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fantonyr%2Fstats'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 497a8751762b3143bf13fa510d32a2b083ba08c1
[INFO] testing antonyr/stats against 1.55.0 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fantonyr%2Fstats" "/workspace/builds/worker-79/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-79/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/antonyr/stats 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/antonyr/stats
[INFO] finished tweaking git repo https://github.com/antonyr/stats
[INFO] tweaked toml for git repo https://github.com/antonyr/stats written to /workspace/builds/worker-79/source/Cargo.toml
[INFO] crate git repo https://github.com/antonyr/stats 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-79/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-79/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] be0774bf02527c385ea202afddd2607f4ce8b8e39933758661bfa45f2fefb0a5
[INFO] running `Command { std: "docker" "start" "-a" "be0774bf02527c385ea202afddd2607f4ce8b8e39933758661bfa45f2fefb0a5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "be0774bf02527c385ea202afddd2607f4ce8b8e39933758661bfa45f2fefb0a5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "be0774bf02527c385ea202afddd2607f4ce8b8e39933758661bfa45f2fefb0a5", kill_on_drop: false }`
[INFO] [stdout] be0774bf02527c385ea202afddd2607f4ce8b8e39933758661bfa45f2fefb0a5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-79/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-79/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] 6fd03424aba115cd4acfe05a5d2e7ba8fb5a2f50ebb6eec8e605e8694b0dc7ac
[INFO] running `Command { std: "docker" "start" "-a" "6fd03424aba115cd4acfe05a5d2e7ba8fb5a2f50ebb6eec8e605e8694b0dc7ac", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v0.1.7
[INFO] [stderr]    Compiling libc v0.2.66
[INFO] [stderr]    Compiling cc v1.0.48
[INFO] [stderr]    Compiling proc-macro2 v1.0.7
[INFO] [stderr]    Compiling syn v1.0.12
[INFO] [stderr]    Compiling pkg-config v0.3.17
[INFO] [stderr]    Compiling memchr v2.2.1
[INFO] [stderr]    Compiling bytes v0.5.3
[INFO] [stderr]    Compiling itoa v0.4.4
[INFO] [stderr]    Compiling pin-project-lite v0.1.1
[INFO] [stderr]    Compiling version_check v0.9.1
[INFO] [stderr]    Compiling futures-core v0.3.1
[INFO] [stderr]    Compiling foreign-types-shared v0.1.1
[INFO] [stderr]    Compiling openssl v0.10.26
[INFO] [stderr]    Compiling futures-task v0.3.1
[INFO] [stderr]    Compiling native-tls v0.2.3
[INFO] [stderr]    Compiling futures-sink v0.3.1
[INFO] [stderr]    Compiling futures-io v0.3.1
[INFO] [stderr]    Compiling httparse v1.3.4
[INFO] [stderr]    Compiling smallvec v1.1.0
[INFO] [stderr]    Compiling serde v1.0.104
[INFO] [stderr]    Compiling try-lock v0.2.2
[INFO] [stderr]    Compiling openssl-probe v0.1.2
[INFO] [stderr]    Compiling ryu v1.0.2
[INFO] [stderr]    Compiling tower-service v0.3.0
[INFO] [stderr]    Compiling failure_derive v0.1.6
[INFO] [stderr]    Compiling encoding_rs v0.8.22
[INFO] [stderr]    Compiling mime v0.3.14
[INFO] [stderr]    Compiling dtoa v0.4.4
[INFO] [stderr]    Compiling rustc-demangle v0.1.16
[INFO] [stderr]    Compiling base64 v0.11.0
[INFO] [stderr]    Compiling futures-channel v0.3.1
[INFO] [stderr]    Compiling foreign-types v0.3.2
[INFO] [stderr]    Compiling indexmap v1.3.0
[INFO] [stderr]    Compiling num-traits v0.2.10
[INFO] [stderr]    Compiling num-integer v0.1.41
[INFO] [stderr]    Compiling openssl-sys v0.9.53
[INFO] [stderr]    Compiling backtrace-sys v0.1.32
[INFO] [stderr]    Compiling want v0.3.0
[INFO] [stderr]    Compiling unicase v2.6.0
[INFO] [stderr]    Compiling http v0.2.0
[INFO] [stderr]    Compiling unicode-normalization v0.1.11
[INFO] [stderr]    Compiling futures-util v0.3.1
[INFO] [stderr]    Compiling iovec v0.1.4
[INFO] [stderr]    Compiling net2 v0.2.33
[INFO] [stderr]    Compiling num_cpus v1.11.1
[INFO] [stderr]    Compiling time v0.1.42
[INFO] [stderr]    Compiling idna v0.2.0
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]    Compiling serde_json v1.0.44
[INFO] [stderr]    Compiling backtrace v0.3.40
[INFO] [stderr]    Compiling mime_guess v2.0.1
[INFO] [stderr]    Compiling mio v0.6.21
[INFO] [stderr]    Compiling http-body v0.3.1
[INFO] [stderr]    Compiling chrono v0.4.10
[INFO] [stderr]    Compiling url v2.1.0
[INFO] [stderr]    Compiling tokio v0.2.6
[INFO] [stderr]    Compiling serde_urlencoded v0.6.1
[INFO] [stderr]    Compiling tokio-util v0.2.0
[INFO] [stderr]    Compiling tokio-tls v0.3.0
[INFO] [stderr]    Compiling h2 v0.2.1
[INFO] [stderr]    Compiling synstructure v0.12.3
[INFO] [stderr]    Compiling pin-project-internal v0.4.6
[INFO] [stderr]    Compiling serde_derive v1.0.104
[INFO] [stderr]    Compiling failure v0.1.6
[INFO] [stderr]    Compiling pin-project v0.4.6
[INFO] [stderr]    Compiling hyper v0.13.1
[INFO] [stderr]    Compiling hyper-tls v0.4.0
[INFO] [stderr]    Compiling reqwest v0.10.0
[INFO] [stderr]    Compiling git-stats v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 00s
[INFO] running `Command { std: "docker" "inspect" "6fd03424aba115cd4acfe05a5d2e7ba8fb5a2f50ebb6eec8e605e8694b0dc7ac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6fd03424aba115cd4acfe05a5d2e7ba8fb5a2f50ebb6eec8e605e8694b0dc7ac", kill_on_drop: false }`
[INFO] [stdout] 6fd03424aba115cd4acfe05a5d2e7ba8fb5a2f50ebb6eec8e605e8694b0dc7ac
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-79/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-79/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] 83e76a93277da8eac527765078c178ee04a78a66acae4753a61ea4ee3ff768c7
[INFO] running `Command { std: "docker" "start" "-a" "83e76a93277da8eac527765078c178ee04a78a66acae4753a61ea4ee3ff768c7", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling git-stats v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 31.86s
[INFO] running `Command { std: "docker" "inspect" "83e76a93277da8eac527765078c178ee04a78a66acae4753a61ea4ee3ff768c7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "83e76a93277da8eac527765078c178ee04a78a66acae4753a61ea4ee3ff768c7", kill_on_drop: false }`
[INFO] [stdout] 83e76a93277da8eac527765078c178ee04a78a66acae4753a61ea4ee3ff768c7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-79/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-79/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] 340d361e6b34f25e43aabafed214a652f8f0baf63178f13d3ddfd8161dcc610f
[INFO] running `Command { std: "docker" "start" "-a" "340d361e6b34f25e43aabafed214a652f8f0baf63178f13d3ddfd8161dcc610f", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.61s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/git_stats-c8ea15404c135461)
[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" "340d361e6b34f25e43aabafed214a652f8f0baf63178f13d3ddfd8161dcc610f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "340d361e6b34f25e43aabafed214a652f8f0baf63178f13d3ddfd8161dcc610f", kill_on_drop: false }`
[INFO] [stdout] 340d361e6b34f25e43aabafed214a652f8f0baf63178f13d3ddfd8161dcc610f