[INFO] fetching crate diagnostics 0.1.0...
[INFO] testing diagnostics-0.1.0 against beta-2021-09-08 for beta-1.56-1
[INFO] extracting crate diagnostics 0.1.0 into /workspace/builds/worker-21/source
[INFO] validating manifest of crates.io crate diagnostics 0.1.0 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 diagnostics 0.1.0
[INFO] finished tweaking crates.io crate diagnostics 0.1.0
[INFO] tweaked toml for crates.io crate diagnostics 0.1.0 written to /workspace/builds/worker-21/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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-21/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/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] 10babb099119322ff1bf021f368e4dd262a1962f2e30de16affd9ce040aa8188
[INFO] running `Command { std: "docker" "start" "-a" "10babb099119322ff1bf021f368e4dd262a1962f2e30de16affd9ce040aa8188", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "10babb099119322ff1bf021f368e4dd262a1962f2e30de16affd9ce040aa8188", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "10babb099119322ff1bf021f368e4dd262a1962f2e30de16affd9ce040aa8188", kill_on_drop: false }`
[INFO] [stdout] 10babb099119322ff1bf021f368e4dd262a1962f2e30de16affd9ce040aa8188
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/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] 7ef7f585fd5c819f2345dafcffbaf66b393798acf2cfcc5a1c2884c32dba61d2
[INFO] running `Command { std: "docker" "start" "-a" "7ef7f585fd5c819f2345dafcffbaf66b393798acf2cfcc5a1c2884c32dba61d2", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling diagnostics v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 23.68s
[INFO] running `Command { std: "docker" "inspect" "7ef7f585fd5c819f2345dafcffbaf66b393798acf2cfcc5a1c2884c32dba61d2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7ef7f585fd5c819f2345dafcffbaf66b393798acf2cfcc5a1c2884c32dba61d2", kill_on_drop: false }`
[INFO] [stdout] 7ef7f585fd5c819f2345dafcffbaf66b393798acf2cfcc5a1c2884c32dba61d2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/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] 94bf4899f2c1f1a50a9d58868ef32fec6afb2727c875e503a32d5317a491da71
[INFO] running `Command { std: "docker" "start" "-a" "94bf4899f2c1f1a50a9d58868ef32fec6afb2727c875e503a32d5317a491da71", kill_on_drop: false }`
[INFO] [stderr]    Compiling diagnostics v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.46s
[INFO] running `Command { std: "docker" "inspect" "94bf4899f2c1f1a50a9d58868ef32fec6afb2727c875e503a32d5317a491da71", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "94bf4899f2c1f1a50a9d58868ef32fec6afb2727c875e503a32d5317a491da71", kill_on_drop: false }`
[INFO] [stdout] 94bf4899f2c1f1a50a9d58868ef32fec6afb2727c875e503a32d5317a491da71
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/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] 05cca8d2c94d9b96c15bad74d109cadebbc124361b7b5fd2e70ab893eaa96dd3
[INFO] running `Command { std: "docker" "start" "-a" "05cca8d2c94d9b96c15bad74d109cadebbc124361b7b5fd2e70ab893eaa96dd3", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.55s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/diagnostics-952a97ff514f735a)
[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 diagnostics
[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" "05cca8d2c94d9b96c15bad74d109cadebbc124361b7b5fd2e70ab893eaa96dd3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "05cca8d2c94d9b96c15bad74d109cadebbc124361b7b5fd2e70ab893eaa96dd3", kill_on_drop: false }`
[INFO] [stdout] 05cca8d2c94d9b96c15bad74d109cadebbc124361b7b5fd2e70ab893eaa96dd3