[INFO] fetching crate course 0.1.0...
[INFO] testing course-0.1.0 against beta-2022-04-10 for beta-1.61-1
[INFO] extracting crate course 0.1.0 into /workspace/builds/worker-24/source
[INFO] validating manifest of crates.io crate course 0.1.0 on toolchain beta-2022-04-10
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate course 0.1.0
[INFO] finished tweaking crates.io crate course 0.1.0
[INFO] tweaked toml for crates.io crate course 0.1.0 written to /workspace/builds/worker-24/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6813e423c10685f13f765af5b7cfc508c0d9a1c92e37aa90a9ebfc5be92f368d
[INFO] running `Command { std: "docker" "start" "-a" "6813e423c10685f13f765af5b7cfc508c0d9a1c92e37aa90a9ebfc5be92f368d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6813e423c10685f13f765af5b7cfc508c0d9a1c92e37aa90a9ebfc5be92f368d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6813e423c10685f13f765af5b7cfc508c0d9a1c92e37aa90a9ebfc5be92f368d", kill_on_drop: false }`
[INFO] [stdout] 6813e423c10685f13f765af5b7cfc508c0d9a1c92e37aa90a9ebfc5be92f368d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 60a6a93710bae9bf4a918814b170f804075fda8214e75670c5253740ebe21c98
[INFO] running `Command { std: "docker" "start" "-a" "60a6a93710bae9bf4a918814b170f804075fda8214e75670c5253740ebe21c98", kill_on_drop: false }`
[INFO] [stderr]    Compiling course v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.49s
[INFO] running `Command { std: "docker" "inspect" "60a6a93710bae9bf4a918814b170f804075fda8214e75670c5253740ebe21c98", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "60a6a93710bae9bf4a918814b170f804075fda8214e75670c5253740ebe21c98", kill_on_drop: false }`
[INFO] [stdout] 60a6a93710bae9bf4a918814b170f804075fda8214e75670c5253740ebe21c98
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] faaaec2ac8551f77cdb3227be9af79035f9095f8f7474a06f5c6636f11c20d6d
[INFO] running `Command { std: "docker" "start" "-a" "faaaec2ac8551f77cdb3227be9af79035f9095f8f7474a06f5c6636f11c20d6d", kill_on_drop: false }`
[INFO] [stderr]    Compiling course v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.39s
[INFO] [stderr]   Executable unittests src/lib.rs (/opt/rustwide/target/debug/deps/course-25ef4a118c556319)
[INFO] running `Command { std: "docker" "inspect" "faaaec2ac8551f77cdb3227be9af79035f9095f8f7474a06f5c6636f11c20d6d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "faaaec2ac8551f77cdb3227be9af79035f9095f8f7474a06f5c6636f11c20d6d", kill_on_drop: false }`
[INFO] [stdout] faaaec2ac8551f77cdb3227be9af79035f9095f8f7474a06f5c6636f11c20d6d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 7ad80c1278f16ab545e44fd920f677b967cf878671a81f53c67f18a02a1c1793
[INFO] running `Command { std: "docker" "start" "-a" "7ad80c1278f16ab545e44fd920f677b967cf878671a81f53c67f18a02a1c1793", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/course-25ef4a118c556319)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests course
[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] [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" "7ad80c1278f16ab545e44fd920f677b967cf878671a81f53c67f18a02a1c1793", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7ad80c1278f16ab545e44fd920f677b967cf878671a81f53c67f18a02a1c1793", kill_on_drop: false }`
[INFO] [stdout] 7ad80c1278f16ab545e44fd920f677b967cf878671a81f53c67f18a02a1c1793