[INFO] cloning repository https://github.com/biegomar/FirstRustExperience
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/biegomar/FirstRustExperience" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbiegomar%2FFirstRustExperience", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbiegomar%2FFirstRustExperience'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 58c3198949cb69e9bd2dbc16eabd436f62a7c086
[INFO] testing biegomar/FirstRustExperience against master#a77da2d454e6caa227a85b16410b95f93495e7e0 for pr-91031
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbiegomar%2FFirstRustExperience" "/workspace/builds/worker-87/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-87/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/biegomar/FirstRustExperience on toolchain a77da2d454e6caa227a85b16410b95f93495e7e0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/biegomar/FirstRustExperience
[INFO] finished tweaking git repo https://github.com/biegomar/FirstRustExperience
[INFO] tweaked toml for git repo https://github.com/biegomar/FirstRustExperience written to /workspace/builds/worker-87/source/Cargo.toml
[INFO] crate git repo https://github.com/biegomar/FirstRustExperience already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-87/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-87/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b44f74ebd5c87f7bcc2c5da2f05cfdfef75d39b7365cd2b48f102260afd2d94e
[INFO] running `Command { std: "docker" "start" "-a" "b44f74ebd5c87f7bcc2c5da2f05cfdfef75d39b7365cd2b48f102260afd2d94e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b44f74ebd5c87f7bcc2c5da2f05cfdfef75d39b7365cd2b48f102260afd2d94e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b44f74ebd5c87f7bcc2c5da2f05cfdfef75d39b7365cd2b48f102260afd2d94e", kill_on_drop: false }`
[INFO] [stdout] b44f74ebd5c87f7bcc2c5da2f05cfdfef75d39b7365cd2b48f102260afd2d94e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-87/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-87/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8e6915c28d1fd46413c1f94925acc24ac51dd004a37a79de275b9ddb6206428e
[INFO] running `Command { std: "docker" "start" "-a" "8e6915c28d1fd46413c1f94925acc24ac51dd004a37a79de275b9ddb6206428e", kill_on_drop: false }`
[INFO] [stderr]    Compiling first_rust_experience v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.60s
[INFO] running `Command { std: "docker" "inspect" "8e6915c28d1fd46413c1f94925acc24ac51dd004a37a79de275b9ddb6206428e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8e6915c28d1fd46413c1f94925acc24ac51dd004a37a79de275b9ddb6206428e", kill_on_drop: false }`
[INFO] [stdout] 8e6915c28d1fd46413c1f94925acc24ac51dd004a37a79de275b9ddb6206428e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-87/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-87/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6c8e787a0a3d276a1614542f6f45a15a078926cc7f3870a087684c41eaf4a560
[INFO] running `Command { std: "docker" "start" "-a" "6c8e787a0a3d276a1614542f6f45a15a078926cc7f3870a087684c41eaf4a560", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling first_rust_experience v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.04s
[INFO] running `Command { std: "docker" "inspect" "6c8e787a0a3d276a1614542f6f45a15a078926cc7f3870a087684c41eaf4a560", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6c8e787a0a3d276a1614542f6f45a15a078926cc7f3870a087684c41eaf4a560", kill_on_drop: false }`
[INFO] [stdout] 6c8e787a0a3d276a1614542f6f45a15a078926cc7f3870a087684c41eaf4a560
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-87/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-87/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 0780dd44cba403d2cbc937c249f371ac8c9abddfc879320f8b9a1967a185cbdc
[INFO] running `Command { std: "docker" "start" "-a" "0780dd44cba403d2cbc937c249f371ac8c9abddfc879320f8b9a1967a185cbdc", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/first_rust_experience-4a64e010f766f0c0)
[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" "0780dd44cba403d2cbc937c249f371ac8c9abddfc879320f8b9a1967a185cbdc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0780dd44cba403d2cbc937c249f371ac8c9abddfc879320f8b9a1967a185cbdc", kill_on_drop: false }`
[INFO] [stdout] 0780dd44cba403d2cbc937c249f371ac8c9abddfc879320f8b9a1967a185cbdc