[INFO] cloning repository https://github.com/nao-kobayashi/rfree
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/nao-kobayashi/rfree" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnao-kobayashi%2Frfree", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnao-kobayashi%2Frfree'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 5a93f039845948411f9ef3f4cf2cf2d110d3c681
[INFO] testing nao-kobayashi/rfree against master#99e3aef02079e9c10583638520cd0c134dc3a01d for pr-85530
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnao-kobayashi%2Frfree" "/workspace/builds/worker-5/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/nao-kobayashi/rfree 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/nao-kobayashi/rfree
[INFO] finished tweaking git repo https://github.com/nao-kobayashi/rfree
[INFO] tweaked toml for git repo https://github.com/nao-kobayashi/rfree written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] crate git repo https://github.com/nao-kobayashi/rfree 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-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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] e55e9ca0e1de481b923fbd09aa3e15f113e77d1bdc35d24f4000fc7ede2f3a0a
[INFO] running `Command { std: "docker" "start" "-a" "e55e9ca0e1de481b923fbd09aa3e15f113e77d1bdc35d24f4000fc7ede2f3a0a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e55e9ca0e1de481b923fbd09aa3e15f113e77d1bdc35d24f4000fc7ede2f3a0a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e55e9ca0e1de481b923fbd09aa3e15f113e77d1bdc35d24f4000fc7ede2f3a0a", kill_on_drop: false }`
[INFO] [stdout] e55e9ca0e1de481b923fbd09aa3e15f113e77d1bdc35d24f4000fc7ede2f3a0a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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] e2896e1342c0c262cae9982c92bea264b230fbfeadd1084bcef4c10412a5eeb3
[INFO] running `Command { std: "docker" "start" "-a" "e2896e1342c0c262cae9982c92bea264b230fbfeadd1084bcef4c10412a5eeb3", kill_on_drop: false }`
[INFO] [stderr]    Compiling sys-info v0.7.0
[INFO] [stderr]    Compiling rfree v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.53s
[INFO] running `Command { std: "docker" "inspect" "e2896e1342c0c262cae9982c92bea264b230fbfeadd1084bcef4c10412a5eeb3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e2896e1342c0c262cae9982c92bea264b230fbfeadd1084bcef4c10412a5eeb3", kill_on_drop: false }`
[INFO] [stdout] e2896e1342c0c262cae9982c92bea264b230fbfeadd1084bcef4c10412a5eeb3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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] 969216a2afd5c6e3cb2b5ac8381f49595f77e52f605423cf7261735c3150535a
[INFO] running `Command { std: "docker" "start" "-a" "969216a2afd5c6e3cb2b5ac8381f49595f77e52f605423cf7261735c3150535a", kill_on_drop: false }`
[INFO] [stderr]    Compiling rfree v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.57s
[INFO] running `Command { std: "docker" "inspect" "969216a2afd5c6e3cb2b5ac8381f49595f77e52f605423cf7261735c3150535a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "969216a2afd5c6e3cb2b5ac8381f49595f77e52f605423cf7261735c3150535a", kill_on_drop: false }`
[INFO] [stdout] 969216a2afd5c6e3cb2b5ac8381f49595f77e52f605423cf7261735c3150535a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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] fdd610ed4abdcc0fa5272bdb3498ea23414f2d2815e99a7f35a5792f1a22cd9a
[INFO] running `Command { std: "docker" "start" "-a" "fdd610ed4abdcc0fa5272bdb3498ea23414f2d2815e99a7f35a5792f1a22cd9a", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/rfree-4203ac805a77829d)
[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" "fdd610ed4abdcc0fa5272bdb3498ea23414f2d2815e99a7f35a5792f1a22cd9a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fdd610ed4abdcc0fa5272bdb3498ea23414f2d2815e99a7f35a5792f1a22cd9a", kill_on_drop: false }`
[INFO] [stdout] fdd610ed4abdcc0fa5272bdb3498ea23414f2d2815e99a7f35a5792f1a22cd9a