[INFO] cloning repository https://github.com/alifya53/rust-course-tutorial
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/alifya53/rust-course-tutorial" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Falifya53%2Frust-course-tutorial", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Falifya53%2Frust-course-tutorial'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 2b6d01dbf4f4c08b3ebcca6dea10179911fab3d3
[INFO] testing alifya53/rust-course-tutorial against beta-2021-09-08 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Falifya53%2Frust-course-tutorial" "/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/alifya53/rust-course-tutorial on toolchain beta-2021-09-08
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/alifya53/rust-course-tutorial
[INFO] finished tweaking git repo https://github.com/alifya53/rust-course-tutorial
[INFO] tweaked toml for git repo https://github.com/alifya53/rust-course-tutorial written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] crate git repo https://github.com/alifya53/rust-course-tutorial already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d6d50be30221dbc84f0197dde265c05cdb751c69b782e9610892dd3a8ad8642f
[INFO] running `Command { std: "docker" "start" "-a" "d6d50be30221dbc84f0197dde265c05cdb751c69b782e9610892dd3a8ad8642f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d6d50be30221dbc84f0197dde265c05cdb751c69b782e9610892dd3a8ad8642f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d6d50be30221dbc84f0197dde265c05cdb751c69b782e9610892dd3a8ad8642f", kill_on_drop: false }`
[INFO] [stdout] d6d50be30221dbc84f0197dde265c05cdb751c69b782e9610892dd3a8ad8642f
[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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 09b5296e1607abb718c32954e55d5de970774bef421e3f434f21cc69c5aa47c0
[INFO] running `Command { std: "docker" "start" "-a" "09b5296e1607abb718c32954e55d5de970774bef421e3f434f21cc69c5aa47c0", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust_online_course v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.27s
[INFO] running `Command { std: "docker" "inspect" "09b5296e1607abb718c32954e55d5de970774bef421e3f434f21cc69c5aa47c0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "09b5296e1607abb718c32954e55d5de970774bef421e3f434f21cc69c5aa47c0", kill_on_drop: false }`
[INFO] [stdout] 09b5296e1607abb718c32954e55d5de970774bef421e3f434f21cc69c5aa47c0
[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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 356d84ed3e948e357959d927b165ebb8afecc1416c82949ff1b4d5c8e1d0d2ba
[INFO] running `Command { std: "docker" "start" "-a" "356d84ed3e948e357959d927b165ebb8afecc1416c82949ff1b4d5c8e1d0d2ba", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust_online_course v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.39s
[INFO] running `Command { std: "docker" "inspect" "356d84ed3e948e357959d927b165ebb8afecc1416c82949ff1b4d5c8e1d0d2ba", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "356d84ed3e948e357959d927b165ebb8afecc1416c82949ff1b4d5c8e1d0d2ba", kill_on_drop: false }`
[INFO] [stdout] 356d84ed3e948e357959d927b165ebb8afecc1416c82949ff1b4d5c8e1d0d2ba
[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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] a9bb041dbc47c380985a5a13b96d4e5dfd1b7f69897a3ac6515cc10111e75d3c
[INFO] running `Command { std: "docker" "start" "-a" "a9bb041dbc47c380985a5a13b96d4e5dfd1b7f69897a3ac6515cc10111e75d3c", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.00s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/rust_online_course-7f7aeebda209e6de)
[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" "a9bb041dbc47c380985a5a13b96d4e5dfd1b7f69897a3ac6515cc10111e75d3c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a9bb041dbc47c380985a5a13b96d4e5dfd1b7f69897a3ac6515cc10111e75d3c", kill_on_drop: false }`
[INFO] [stdout] a9bb041dbc47c380985a5a13b96d4e5dfd1b7f69897a3ac6515cc10111e75d3c