[INFO] fetching crate hello_world_2 0.1.0...
[INFO] testing hello_world_2-0.1.0 against beta-2021-09-08 for beta-1.56-1
[INFO] extracting crate hello_world_2 0.1.0 into /workspace/builds/worker-74/source
[INFO] validating manifest of crates.io crate hello_world_2 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 hello_world_2 0.1.0
[INFO] finished tweaking crates.io crate hello_world_2 0.1.0
[INFO] tweaked toml for crates.io crate hello_world_2 0.1.0 written to /workspace/builds/worker-74/source/Cargo.toml
[INFO] crate crates.io crate hello_world_2 0.1.0 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-74/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-74/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] 413d624a48c1a8a29192aea5cbaa6fdd1cd52eaf2f5170447e908df8cae1cf60
[INFO] running `Command { std: "docker" "start" "-a" "413d624a48c1a8a29192aea5cbaa6fdd1cd52eaf2f5170447e908df8cae1cf60", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "413d624a48c1a8a29192aea5cbaa6fdd1cd52eaf2f5170447e908df8cae1cf60", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "413d624a48c1a8a29192aea5cbaa6fdd1cd52eaf2f5170447e908df8cae1cf60", kill_on_drop: false }`
[INFO] [stdout] 413d624a48c1a8a29192aea5cbaa6fdd1cd52eaf2f5170447e908df8cae1cf60
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-74/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-74/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] 587111da5ae3b48afc7d88aa2dd41f01fd69ace4820392e2052a46ee84ad22d3
[INFO] running `Command { std: "docker" "start" "-a" "587111da5ae3b48afc7d88aa2dd41f01fd69ace4820392e2052a46ee84ad22d3", kill_on_drop: false }`
[INFO] [stderr]    Compiling hello_world_2 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.00s
[INFO] running `Command { std: "docker" "inspect" "587111da5ae3b48afc7d88aa2dd41f01fd69ace4820392e2052a46ee84ad22d3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "587111da5ae3b48afc7d88aa2dd41f01fd69ace4820392e2052a46ee84ad22d3", kill_on_drop: false }`
[INFO] [stdout] 587111da5ae3b48afc7d88aa2dd41f01fd69ace4820392e2052a46ee84ad22d3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-74/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-74/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] 9c9d0a4999d339d9304811e09289967016918be1741a53093fa945313e736ec9
[INFO] running `Command { std: "docker" "start" "-a" "9c9d0a4999d339d9304811e09289967016918be1741a53093fa945313e736ec9", kill_on_drop: false }`
[INFO] [stderr]    Compiling hello_world_2 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.31s
[INFO] running `Command { std: "docker" "inspect" "9c9d0a4999d339d9304811e09289967016918be1741a53093fa945313e736ec9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9c9d0a4999d339d9304811e09289967016918be1741a53093fa945313e736ec9", kill_on_drop: false }`
[INFO] [stdout] 9c9d0a4999d339d9304811e09289967016918be1741a53093fa945313e736ec9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-74/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-74/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] 4d046100a468c873acc0695916b113be0347fcb00cfc40b6685d39957d6f8d74
[INFO] running `Command { std: "docker" "start" "-a" "4d046100a468c873acc0695916b113be0347fcb00cfc40b6685d39957d6f8d74", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.22s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/hello_world_2-46c8f2fb000f2cd2)
[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" "4d046100a468c873acc0695916b113be0347fcb00cfc40b6685d39957d6f8d74", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4d046100a468c873acc0695916b113be0347fcb00cfc40b6685d39957d6f8d74", kill_on_drop: false }`
[INFO] [stdout] 4d046100a468c873acc0695916b113be0347fcb00cfc40b6685d39957d6f8d74