[INFO] cloning repository https://github.com/eraiser/alg_tree
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/eraiser/alg_tree" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Feraiser%2Falg_tree", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Feraiser%2Falg_tree'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 49f3bbb1cb2cd10a01ac55125bf4ca2620ea6d8b
[INFO] testing eraiser/alg_tree against 1.55.0 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Feraiser%2Falg_tree" "/workspace/builds/worker-11/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-11/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/eraiser/alg_tree 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/eraiser/alg_tree
[INFO] finished tweaking git repo https://github.com/eraiser/alg_tree
[INFO] tweaked toml for git repo https://github.com/eraiser/alg_tree written to /workspace/builds/worker-11/source/Cargo.toml
[INFO] crate git repo https://github.com/eraiser/alg_tree 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-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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] c7c3f5fd23d5651fe52e16b45e86b7b0e646ad7113a4de4edd404822f6795e12
[INFO] running `Command { std: "docker" "start" "-a" "c7c3f5fd23d5651fe52e16b45e86b7b0e646ad7113a4de4edd404822f6795e12", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c7c3f5fd23d5651fe52e16b45e86b7b0e646ad7113a4de4edd404822f6795e12", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c7c3f5fd23d5651fe52e16b45e86b7b0e646ad7113a4de4edd404822f6795e12", kill_on_drop: false }`
[INFO] [stdout] c7c3f5fd23d5651fe52e16b45e86b7b0e646ad7113a4de4edd404822f6795e12
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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] 959aa7ba6c4b1d24dc0a1e6d78f53934c5b96b220f99d30988663b36e2bc4c3c
[INFO] running `Command { std: "docker" "start" "-a" "959aa7ba6c4b1d24dc0a1e6d78f53934c5b96b220f99d30988663b36e2bc4c3c", kill_on_drop: false }`
[INFO] [stderr]    Compiling alg_tree v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.95s
[INFO] running `Command { std: "docker" "inspect" "959aa7ba6c4b1d24dc0a1e6d78f53934c5b96b220f99d30988663b36e2bc4c3c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "959aa7ba6c4b1d24dc0a1e6d78f53934c5b96b220f99d30988663b36e2bc4c3c", kill_on_drop: false }`
[INFO] [stdout] 959aa7ba6c4b1d24dc0a1e6d78f53934c5b96b220f99d30988663b36e2bc4c3c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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] 1f5759db66feb8e5d72d9bf725b248f56723ae37b76dae67432c3799a792a903
[INFO] running `Command { std: "docker" "start" "-a" "1f5759db66feb8e5d72d9bf725b248f56723ae37b76dae67432c3799a792a903", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling alg_tree v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.68s
[INFO] running `Command { std: "docker" "inspect" "1f5759db66feb8e5d72d9bf725b248f56723ae37b76dae67432c3799a792a903", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1f5759db66feb8e5d72d9bf725b248f56723ae37b76dae67432c3799a792a903", kill_on_drop: false }`
[INFO] [stdout] 1f5759db66feb8e5d72d9bf725b248f56723ae37b76dae67432c3799a792a903
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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] 36cc875eee9736a1eeab707646f25878f3db39eb6f4279ed487c4dfe1275875d
[INFO] running `Command { std: "docker" "start" "-a" "36cc875eee9736a1eeab707646f25878f3db39eb6f4279ed487c4dfe1275875d", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/alg_tree-72335fe2315b5f9a)
[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" "36cc875eee9736a1eeab707646f25878f3db39eb6f4279ed487c4dfe1275875d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "36cc875eee9736a1eeab707646f25878f3db39eb6f4279ed487c4dfe1275875d", kill_on_drop: false }`
[INFO] [stdout] 36cc875eee9736a1eeab707646f25878f3db39eb6f4279ed487c4dfe1275875d