[INFO] fetching crate arts 0.1.0...
[INFO] testing arts-0.1.0 against beta-2022-04-10 for beta-1.61-1
[INFO] extracting crate arts 0.1.0 into /workspace/builds/worker-76/source
[INFO] validating manifest of crates.io crate arts 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 arts 0.1.0
[INFO] finished tweaking crates.io crate arts 0.1.0
[INFO] tweaked toml for crates.io crate arts 0.1.0 written to /workspace/builds/worker-76/source/Cargo.toml
[INFO] crate crates.io crate arts 0.1.0 already has a lockfile, it will not be regenerated
[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-76/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-76/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] f5213630b351a454b73c94ccdd68462a0aa467f2cca3e5f210a30d8dc718fff4
[INFO] running `Command { std: "docker" "start" "-a" "f5213630b351a454b73c94ccdd68462a0aa467f2cca3e5f210a30d8dc718fff4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f5213630b351a454b73c94ccdd68462a0aa467f2cca3e5f210a30d8dc718fff4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f5213630b351a454b73c94ccdd68462a0aa467f2cca3e5f210a30d8dc718fff4", kill_on_drop: false }`
[INFO] [stdout] f5213630b351a454b73c94ccdd68462a0aa467f2cca3e5f210a30d8dc718fff4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-76/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-76/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] 4abf445499128a1326be41a7f37080043a22083b4b6043c187cafebae870723a
[INFO] running `Command { std: "docker" "start" "-a" "4abf445499128a1326be41a7f37080043a22083b4b6043c187cafebae870723a", kill_on_drop: false }`
[INFO] [stderr]    Compiling arts v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.44s
[INFO] running `Command { std: "docker" "inspect" "4abf445499128a1326be41a7f37080043a22083b4b6043c187cafebae870723a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4abf445499128a1326be41a7f37080043a22083b4b6043c187cafebae870723a", kill_on_drop: false }`
[INFO] [stdout] 4abf445499128a1326be41a7f37080043a22083b4b6043c187cafebae870723a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-76/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-76/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] 731c3ff8f50525eca684039051b578d8dcddbff745a95c90d16b332e3fec5f1d
[INFO] running `Command { std: "docker" "start" "-a" "731c3ff8f50525eca684039051b578d8dcddbff745a95c90d16b332e3fec5f1d", kill_on_drop: false }`
[INFO] [stderr]    Compiling arts v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.37s
[INFO] [stderr]   Executable unittests src/lib.rs (/opt/rustwide/target/debug/deps/arts-99810efbe0a1644e)
[INFO] [stderr]   Executable unittests src/main.rs (/opt/rustwide/target/debug/deps/arts-0674d2b6d8b3abc7)
[INFO] running `Command { std: "docker" "inspect" "731c3ff8f50525eca684039051b578d8dcddbff745a95c90d16b332e3fec5f1d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "731c3ff8f50525eca684039051b578d8dcddbff745a95c90d16b332e3fec5f1d", kill_on_drop: false }`
[INFO] [stdout] 731c3ff8f50525eca684039051b578d8dcddbff745a95c90d16b332e3fec5f1d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-76/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-76/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] 745711afc8bc147b5a06a7a82bdd4ab2f6428314ad99e04c2cee3e9ec4c9024c
[INFO] running `Command { std: "docker" "start" "-a" "745711afc8bc147b5a06a7a82bdd4ab2f6428314ad99e04c2cee3e9ec4c9024c", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/arts-99810efbe0a1644e)
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/arts-0674d2b6d8b3abc7)
[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] [stdout] 
[INFO] [stderr]    Doc-tests arts
[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" "745711afc8bc147b5a06a7a82bdd4ab2f6428314ad99e04c2cee3e9ec4c9024c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "745711afc8bc147b5a06a7a82bdd4ab2f6428314ad99e04c2cee3e9ec4c9024c", kill_on_drop: false }`
[INFO] [stdout] 745711afc8bc147b5a06a7a82bdd4ab2f6428314ad99e04c2cee3e9ec4c9024c