[INFO] fetching crate digger 0.1.0...
[INFO] testing digger-0.1.0 against 1.55.0 for beta-1.56-1
[INFO] extracting crate digger 0.1.0 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate digger 0.1.0 on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate digger 0.1.0
[INFO] finished tweaking crates.io crate digger 0.1.0
[INFO] tweaked toml for crates.io crate digger 0.1.0 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 995523a64d092ce9a5d418c4b110490533565f68fbde520f1c8a0d0deb943f31
[INFO] running `Command { std: "docker" "start" "-a" "995523a64d092ce9a5d418c4b110490533565f68fbde520f1c8a0d0deb943f31", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "995523a64d092ce9a5d418c4b110490533565f68fbde520f1c8a0d0deb943f31", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "995523a64d092ce9a5d418c4b110490533565f68fbde520f1c8a0d0deb943f31", kill_on_drop: false }`
[INFO] [stdout] 995523a64d092ce9a5d418c4b110490533565f68fbde520f1c8a0d0deb943f31
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 236635702f25b0a4c0d4841eb23c76f7413dc518f547dcd916d90f09e5889e7a
[INFO] running `Command { std: "docker" "start" "-a" "236635702f25b0a4c0d4841eb23c76f7413dc518f547dcd916d90f09e5889e7a", kill_on_drop: false }`
[INFO] [stderr]    Compiling digger v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.60s
[INFO] running `Command { std: "docker" "inspect" "236635702f25b0a4c0d4841eb23c76f7413dc518f547dcd916d90f09e5889e7a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "236635702f25b0a4c0d4841eb23c76f7413dc518f547dcd916d90f09e5889e7a", kill_on_drop: false }`
[INFO] [stdout] 236635702f25b0a4c0d4841eb23c76f7413dc518f547dcd916d90f09e5889e7a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 386b15ca0115955e45c53f653c9281acf570acf6de104ec02ae83d775ee9dcd7
[INFO] running `Command { std: "docker" "start" "-a" "386b15ca0115955e45c53f653c9281acf570acf6de104ec02ae83d775ee9dcd7", kill_on_drop: false }`
[INFO] [stderr]    Compiling digger v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.60s
[INFO] running `Command { std: "docker" "inspect" "386b15ca0115955e45c53f653c9281acf570acf6de104ec02ae83d775ee9dcd7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "386b15ca0115955e45c53f653c9281acf570acf6de104ec02ae83d775ee9dcd7", kill_on_drop: false }`
[INFO] [stdout] 386b15ca0115955e45c53f653c9281acf570acf6de104ec02ae83d775ee9dcd7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+1.55.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] e0e36ddfd170cdcf501da96caff7145aae7e17f4f63da38dc2ad4c9dc5df8b22
[INFO] running `Command { std: "docker" "start" "-a" "e0e36ddfd170cdcf501da96caff7145aae7e17f4f63da38dc2ad4c9dc5df8b22", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.17s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/digger-54da3a757f60ed12)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests digger
[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" "e0e36ddfd170cdcf501da96caff7145aae7e17f4f63da38dc2ad4c9dc5df8b22", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e0e36ddfd170cdcf501da96caff7145aae7e17f4f63da38dc2ad4c9dc5df8b22", kill_on_drop: false }`
[INFO] [stdout] e0e36ddfd170cdcf501da96caff7145aae7e17f4f63da38dc2ad4c9dc5df8b22