[INFO] cloning repository https://github.com/guftall/datastructures-rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/guftall/datastructures-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fguftall%2Fdatastructures-rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fguftall%2Fdatastructures-rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 8a671c6f206ff4411a2c1a54bc4487bcdcf73c49
[INFO] testing guftall/datastructures-rust against master#99e3aef02079e9c10583638520cd0c134dc3a01d for pr-85530
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fguftall%2Fdatastructures-rust" "/workspace/builds/worker-6/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/guftall/datastructures-rust on toolchain 99e3aef02079e9c10583638520cd0c134dc3a01d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/guftall/datastructures-rust
[INFO] finished tweaking git repo https://github.com/guftall/datastructures-rust
[INFO] tweaked toml for git repo https://github.com/guftall/datastructures-rust written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/guftall/datastructures-rust already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 60b299e346636adc52825208a4d21bc30641f38a43c4c147ee9f5a8a679d2477
[INFO] running `Command { std: "docker" "start" "-a" "60b299e346636adc52825208a4d21bc30641f38a43c4c147ee9f5a8a679d2477", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "60b299e346636adc52825208a4d21bc30641f38a43c4c147ee9f5a8a679d2477", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "60b299e346636adc52825208a4d21bc30641f38a43c4c147ee9f5a8a679d2477", kill_on_drop: false }`
[INFO] [stdout] 60b299e346636adc52825208a4d21bc30641f38a43c4c147ee9f5a8a679d2477
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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=forbid" "-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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 353a76f164b9d6897dbd4fb487c69633143d0c4f8b1c5fb98641a1fb04d408fe
[INFO] running `Command { std: "docker" "start" "-a" "353a76f164b9d6897dbd4fb487c69633143d0c4f8b1c5fb98641a1fb04d408fe", kill_on_drop: false }`
[INFO] [stderr]    Compiling bst v0.1.0 (/opt/rustwide/workdir/libs/bst)
[INFO] [stderr]    Compiling data_structure v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.56s
[INFO] running `Command { std: "docker" "inspect" "353a76f164b9d6897dbd4fb487c69633143d0c4f8b1c5fb98641a1fb04d408fe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "353a76f164b9d6897dbd4fb487c69633143d0c4f8b1c5fb98641a1fb04d408fe", kill_on_drop: false }`
[INFO] [stdout] 353a76f164b9d6897dbd4fb487c69633143d0c4f8b1c5fb98641a1fb04d408fe
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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=forbid" "-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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0f9ebcf3ccbf9de5bc782840a3f2876ae1e9fc356f8c01fd3eb17fe512fd5473
[INFO] running `Command { std: "docker" "start" "-a" "0f9ebcf3ccbf9de5bc782840a3f2876ae1e9fc356f8c01fd3eb17fe512fd5473", kill_on_drop: false }`
[INFO] [stderr]    Compiling data_structure v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.46s
[INFO] running `Command { std: "docker" "inspect" "0f9ebcf3ccbf9de5bc782840a3f2876ae1e9fc356f8c01fd3eb17fe512fd5473", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0f9ebcf3ccbf9de5bc782840a3f2876ae1e9fc356f8c01fd3eb17fe512fd5473", kill_on_drop: false }`
[INFO] [stdout] 0f9ebcf3ccbf9de5bc782840a3f2876ae1e9fc356f8c01fd3eb17fe512fd5473
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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=forbid" "-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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] fc29c1f97e9bfb4b0d07c6e2f34b447b5b2b64c936e351e5255814c9581e256c
[INFO] running `Command { std: "docker" "start" "-a" "fc29c1f97e9bfb4b0d07c6e2f34b447b5b2b64c936e351e5255814c9581e256c", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.13s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/data_structure-ca48438dec79a0da)
[INFO] running `Command { std: "docker" "inspect" "fc29c1f97e9bfb4b0d07c6e2f34b447b5b2b64c936e351e5255814c9581e256c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fc29c1f97e9bfb4b0d07c6e2f34b447b5b2b64c936e351e5255814c9581e256c", kill_on_drop: false }`
[INFO] [stdout] fc29c1f97e9bfb4b0d07c6e2f34b447b5b2b64c936e351e5255814c9581e256c