[INFO] fetching crate uu_link 0.0.7...
[INFO] testing uu_link-0.0.7 against beta-2021-09-08 for beta-1.56-1
[INFO] extracting crate uu_link 0.0.7 into /workspace/builds/worker-28/source
[INFO] validating manifest of crates.io crate uu_link 0.0.7 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 crates.io crate uu_link 0.0.7
[INFO] finished tweaking crates.io crate uu_link 0.0.7
[INFO] tweaked toml for crates.io crate uu_link 0.0.7 written to /workspace/builds/worker-28/source/Cargo.toml
[INFO] crate crates.io crate uu_link 0.0.7 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] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-28/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-28/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] 66da03b1d0ab77429b29b563de63149e51739d5e2206cedc0dc63a04598d0971
[INFO] running `Command { std: "docker" "start" "-a" "66da03b1d0ab77429b29b563de63149e51739d5e2206cedc0dc63a04598d0971", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "66da03b1d0ab77429b29b563de63149e51739d5e2206cedc0dc63a04598d0971", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "66da03b1d0ab77429b29b563de63149e51739d5e2206cedc0dc63a04598d0971", kill_on_drop: false }`
[INFO] [stdout] 66da03b1d0ab77429b29b563de63149e51739d5e2206cedc0dc63a04598d0971
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-28/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-28/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] ecbe2ccf5ca89862df5eb94808759ea2347417fb97179697cd785c43180a9d80
[INFO] running `Command { std: "docker" "start" "-a" "ecbe2ccf5ca89862df5eb94808759ea2347417fb97179697cd785c43180a9d80", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling uucore_procs v0.0.6
[INFO] [stderr]    Compiling uu_link v0.0.7 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.94s
[INFO] running `Command { std: "docker" "inspect" "ecbe2ccf5ca89862df5eb94808759ea2347417fb97179697cd785c43180a9d80", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ecbe2ccf5ca89862df5eb94808759ea2347417fb97179697cd785c43180a9d80", kill_on_drop: false }`
[INFO] [stdout] ecbe2ccf5ca89862df5eb94808759ea2347417fb97179697cd785c43180a9d80
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-28/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-28/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] 334ce5f1a7efdbc7216f0fde82f5b706127590a66204128bedd063f70b188bc0
[INFO] running `Command { std: "docker" "start" "-a" "334ce5f1a7efdbc7216f0fde82f5b706127590a66204128bedd063f70b188bc0", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling uu_link v0.0.7 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.67s
[INFO] running `Command { std: "docker" "inspect" "334ce5f1a7efdbc7216f0fde82f5b706127590a66204128bedd063f70b188bc0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "334ce5f1a7efdbc7216f0fde82f5b706127590a66204128bedd063f70b188bc0", kill_on_drop: false }`
[INFO] [stdout] 334ce5f1a7efdbc7216f0fde82f5b706127590a66204128bedd063f70b188bc0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-28/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-28/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] 25ba60e535fa60a16dd2ac6b30e006d231d1107465477e57641c05b9e73e5e23
[INFO] running `Command { std: "docker" "start" "-a" "25ba60e535fa60a16dd2ac6b30e006d231d1107465477e57641c05b9e73e5e23", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/uu_link-ffb7e6aadb12ede9)
[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]      Running unittests (/opt/rustwide/target/debug/deps/link-869b40a6aa94dab6)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests uu_link
[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" "25ba60e535fa60a16dd2ac6b30e006d231d1107465477e57641c05b9e73e5e23", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "25ba60e535fa60a16dd2ac6b30e006d231d1107465477e57641c05b9e73e5e23", kill_on_drop: false }`
[INFO] [stdout] 25ba60e535fa60a16dd2ac6b30e006d231d1107465477e57641c05b9e73e5e23