[INFO] cloning repository https://github.com/ActionCactus/Rust-Exercises
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ActionCactus/Rust-Exercises" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FActionCactus%2FRust-Exercises", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FActionCactus%2FRust-Exercises'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 708a637c1caa633f41a9035cfe322e951c039767
[INFO] testing ActionCactus/Rust-Exercises against try#ce59db7a1b1b012fb2793c4641c1bdecad7a128b for pr-85530
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FActionCactus%2FRust-Exercises" "/workspace/builds/worker-2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ActionCactus/Rust-Exercises on toolchain ce59db7a1b1b012fb2793c4641c1bdecad7a128b
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/ActionCactus/Rust-Exercises
[INFO] finished tweaking git repo https://github.com/ActionCactus/Rust-Exercises
[INFO] tweaked toml for git repo https://github.com/ActionCactus/Rust-Exercises written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/ActionCactus/Rust-Exercises already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 39ba2c26e32cd97bf68006b602258a457592a30492a3c68daff42d1ee24529bc
[INFO] running `Command { std: "docker" "start" "-a" "39ba2c26e32cd97bf68006b602258a457592a30492a3c68daff42d1ee24529bc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "39ba2c26e32cd97bf68006b602258a457592a30492a3c68daff42d1ee24529bc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "39ba2c26e32cd97bf68006b602258a457592a30492a3c68daff42d1ee24529bc", kill_on_drop: false }`
[INFO] [stdout] 39ba2c26e32cd97bf68006b602258a457592a30492a3c68daff42d1ee24529bc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] abf03c7a4b3e4c9e462b3750eb73939159c5f0478acbac8df974b01dd15ae078
[INFO] running `Command { std: "docker" "start" "-a" "abf03c7a4b3e4c9e462b3750eb73939159c5f0478acbac8df974b01dd15ae078", kill_on_drop: false }`
[INFO] [stderr]    Compiling cargo_bin v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.53s
[INFO] running `Command { std: "docker" "inspect" "abf03c7a4b3e4c9e462b3750eb73939159c5f0478acbac8df974b01dd15ae078", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "abf03c7a4b3e4c9e462b3750eb73939159c5f0478acbac8df974b01dd15ae078", kill_on_drop: false }`
[INFO] [stdout] abf03c7a4b3e4c9e462b3750eb73939159c5f0478acbac8df974b01dd15ae078
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 62f24468f535b9c823808065d5e2e47917a86433364e536a67b51981e6a99ed9
[INFO] running `Command { std: "docker" "start" "-a" "62f24468f535b9c823808065d5e2e47917a86433364e536a67b51981e6a99ed9", kill_on_drop: false }`
[INFO] [stderr]    Compiling cargo_bin v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.56s
[INFO] running `Command { std: "docker" "inspect" "62f24468f535b9c823808065d5e2e47917a86433364e536a67b51981e6a99ed9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "62f24468f535b9c823808065d5e2e47917a86433364e536a67b51981e6a99ed9", kill_on_drop: false }`
[INFO] [stdout] 62f24468f535b9c823808065d5e2e47917a86433364e536a67b51981e6a99ed9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 704b8c7c9be1e5bf90d1056b883911b9334f5b0597c2d7b1753959914d9dfad7
[INFO] running `Command { std: "docker" "start" "-a" "704b8c7c9be1e5bf90d1056b883911b9334f5b0597c2d7b1753959914d9dfad7", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/cargo_bin-eeb961851740db5b)
[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" "704b8c7c9be1e5bf90d1056b883911b9334f5b0597c2d7b1753959914d9dfad7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "704b8c7c9be1e5bf90d1056b883911b9334f5b0597c2d7b1753959914d9dfad7", kill_on_drop: false }`
[INFO] [stdout] 704b8c7c9be1e5bf90d1056b883911b9334f5b0597c2d7b1753959914d9dfad7