[INFO] fetching crate art_1978 0.1.0...
[INFO] testing art_1978-0.1.0 against beta-2022-04-10 for beta-1.61-1
[INFO] extracting crate art_1978 0.1.0 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate art_1978 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 art_1978 0.1.0
[INFO] finished tweaking crates.io crate art_1978 0.1.0
[INFO] tweaked toml for crates.io crate art_1978 0.1.0 written to /workspace/builds/worker-8/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-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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] c0a4214f00c69edbb9ea4c80f4a9cea4a7bee34f38b08e5b7bc576e2c853d49f
[INFO] running `Command { std: "docker" "start" "-a" "c0a4214f00c69edbb9ea4c80f4a9cea4a7bee34f38b08e5b7bc576e2c853d49f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c0a4214f00c69edbb9ea4c80f4a9cea4a7bee34f38b08e5b7bc576e2c853d49f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c0a4214f00c69edbb9ea4c80f4a9cea4a7bee34f38b08e5b7bc576e2c853d49f", kill_on_drop: false }`
[INFO] [stdout] c0a4214f00c69edbb9ea4c80f4a9cea4a7bee34f38b08e5b7bc576e2c853d49f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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] 67bf593996f4a69d890c7982f06cbad59f548b9003666ec7e6b6c114297f4226
[INFO] running `Command { std: "docker" "start" "-a" "67bf593996f4a69d890c7982f06cbad59f548b9003666ec7e6b6c114297f4226", kill_on_drop: false }`
[INFO] [stderr]    Compiling art_1978 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.97s
[INFO] running `Command { std: "docker" "inspect" "67bf593996f4a69d890c7982f06cbad59f548b9003666ec7e6b6c114297f4226", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "67bf593996f4a69d890c7982f06cbad59f548b9003666ec7e6b6c114297f4226", kill_on_drop: false }`
[INFO] [stdout] 67bf593996f4a69d890c7982f06cbad59f548b9003666ec7e6b6c114297f4226
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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] 07b3eb8e317a87b549e2600976d6267c19eb9e3caf713ffd9e5c5f3b1e03d3cd
[INFO] running `Command { std: "docker" "start" "-a" "07b3eb8e317a87b549e2600976d6267c19eb9e3caf713ffd9e5c5f3b1e03d3cd", kill_on_drop: false }`
[INFO] [stderr]    Compiling art_1978 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.38s
[INFO] [stderr]   Executable unittests src/lib.rs (/opt/rustwide/target/debug/deps/art_1978-eb256551c3efe444)
[INFO] [stderr]   Executable unittests src/main.rs (/opt/rustwide/target/debug/deps/art_1978-69f8e2d445bc2f68)
[INFO] running `Command { std: "docker" "inspect" "07b3eb8e317a87b549e2600976d6267c19eb9e3caf713ffd9e5c5f3b1e03d3cd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "07b3eb8e317a87b549e2600976d6267c19eb9e3caf713ffd9e5c5f3b1e03d3cd", kill_on_drop: false }`
[INFO] [stdout] 07b3eb8e317a87b549e2600976d6267c19eb9e3caf713ffd9e5c5f3b1e03d3cd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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] a6406a4cb704f1c843f05f0df34e4fb8c87fa52a1f4f63db0706483d1de78ba7
[INFO] running `Command { std: "docker" "start" "-a" "a6406a4cb704f1c843f05f0df34e4fb8c87fa52a1f4f63db0706483d1de78ba7", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.00s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/art_1978-eb256551c3efe444)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test tests::it_works ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/art_1978-69f8e2d445bc2f68)
[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] [stderr]    Doc-tests art_1978
[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" "a6406a4cb704f1c843f05f0df34e4fb8c87fa52a1f4f63db0706483d1de78ba7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a6406a4cb704f1c843f05f0df34e4fb8c87fa52a1f4f63db0706483d1de78ba7", kill_on_drop: false }`
[INFO] [stdout] a6406a4cb704f1c843f05f0df34e4fb8c87fa52a1f4f63db0706483d1de78ba7