[INFO] cloning repository https://github.com/lucabecci/Rust-learning
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/lucabecci/Rust-learning" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flucabecci%2FRust-learning", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flucabecci%2FRust-learning'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e3d2a088eefdfac16f549e8fa242ff606efc6292
[INFO] testing lucabecci/Rust-learning against try#d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2 for pr-86479
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flucabecci%2FRust-learning" "/workspace/builds/worker-10/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-10/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/lucabecci/Rust-learning on toolchain d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/lucabecci/Rust-learning
[INFO] finished tweaking git repo https://github.com/lucabecci/Rust-learning
[INFO] tweaked toml for git repo https://github.com/lucabecci/Rust-learning written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] crate git repo https://github.com/lucabecci/Rust-learning already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 419615e960dddd4a91cfc017040a2ad7cf8c9d3020aa2937584d96de1e42d014
[INFO] running `Command { std: "docker" "start" "-a" "419615e960dddd4a91cfc017040a2ad7cf8c9d3020aa2937584d96de1e42d014", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "419615e960dddd4a91cfc017040a2ad7cf8c9d3020aa2937584d96de1e42d014", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "419615e960dddd4a91cfc017040a2ad7cf8c9d3020aa2937584d96de1e42d014", kill_on_drop: false }`
[INFO] [stdout] 419615e960dddd4a91cfc017040a2ad7cf8c9d3020aa2937584d96de1e42d014
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 94d4ec4f7dcfea6cf1b137171c599093a14cb9fe105298c18de64a2b23b96e5f
[INFO] running `Command { std: "docker" "start" "-a" "94d4ec4f7dcfea6cf1b137171c599093a14cb9fe105298c18de64a2b23b96e5f", kill_on_drop: false }`
[INFO] [stderr]    Compiling learning-rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.32s
[INFO] running `Command { std: "docker" "inspect" "94d4ec4f7dcfea6cf1b137171c599093a14cb9fe105298c18de64a2b23b96e5f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "94d4ec4f7dcfea6cf1b137171c599093a14cb9fe105298c18de64a2b23b96e5f", kill_on_drop: false }`
[INFO] [stdout] 94d4ec4f7dcfea6cf1b137171c599093a14cb9fe105298c18de64a2b23b96e5f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5b43a2ab5de41d7831ee00cccb3ed8bb58f49c63570007582a11d28a763ef56a
[INFO] running `Command { std: "docker" "start" "-a" "5b43a2ab5de41d7831ee00cccb3ed8bb58f49c63570007582a11d28a763ef56a", kill_on_drop: false }`
[INFO] [stderr]    Compiling learning-rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.61s
[INFO] running `Command { std: "docker" "inspect" "5b43a2ab5de41d7831ee00cccb3ed8bb58f49c63570007582a11d28a763ef56a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5b43a2ab5de41d7831ee00cccb3ed8bb58f49c63570007582a11d28a763ef56a", kill_on_drop: false }`
[INFO] [stdout] 5b43a2ab5de41d7831ee00cccb3ed8bb58f49c63570007582a11d28a763ef56a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] d6a1ea93ff8db278ee0a6c76a0a1189d21faa5c0bb9c58202cad59e4dc152193
[INFO] running `Command { std: "docker" "start" "-a" "d6a1ea93ff8db278ee0a6c76a0a1189d21faa5c0bb9c58202cad59e4dc152193", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/learning_rust-8fe855785223ead0)
[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" "d6a1ea93ff8db278ee0a6c76a0a1189d21faa5c0bb9c58202cad59e4dc152193", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d6a1ea93ff8db278ee0a6c76a0a1189d21faa5c0bb9c58202cad59e4dc152193", kill_on_drop: false }`
[INFO] [stdout] d6a1ea93ff8db278ee0a6c76a0a1189d21faa5c0bb9c58202cad59e4dc152193