[INFO] fetching crate snapper 0.0.0...
[INFO] testing snapper-0.0.0 against beta-2022-02-22 for beta-1.60-1
[INFO] extracting crate snapper 0.0.0 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate snapper 0.0.0 on toolchain beta-2022-02-22
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate snapper 0.0.0
[INFO] finished tweaking crates.io crate snapper 0.0.0
[INFO] tweaked toml for crates.io crate snapper 0.0.0 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 59269001c66e0ebdde16876142ceba9f2f99883a2e4bff414573bb7ca0d45880
[INFO] running `Command { std: "docker" "start" "-a" "59269001c66e0ebdde16876142ceba9f2f99883a2e4bff414573bb7ca0d45880", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "59269001c66e0ebdde16876142ceba9f2f99883a2e4bff414573bb7ca0d45880", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "59269001c66e0ebdde16876142ceba9f2f99883a2e4bff414573bb7ca0d45880", kill_on_drop: false }`
[INFO] [stdout] 59269001c66e0ebdde16876142ceba9f2f99883a2e4bff414573bb7ca0d45880
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] de2d67877d086ec077883d06a98c47cab898f45ce1455e482e843a85a7da1a92
[INFO] running `Command { std: "docker" "start" "-a" "de2d67877d086ec077883d06a98c47cab898f45ce1455e482e843a85a7da1a92", kill_on_drop: false }`
[INFO] [stderr]    Compiling snapper v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.85s
[INFO] running `Command { std: "docker" "inspect" "de2d67877d086ec077883d06a98c47cab898f45ce1455e482e843a85a7da1a92", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "de2d67877d086ec077883d06a98c47cab898f45ce1455e482e843a85a7da1a92", kill_on_drop: false }`
[INFO] [stdout] de2d67877d086ec077883d06a98c47cab898f45ce1455e482e843a85a7da1a92
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 39c846f97bc971782869389cb0d3b558c514d88189ff2fe18333289ca46a3bf0
[INFO] running `Command { std: "docker" "start" "-a" "39c846f97bc971782869389cb0d3b558c514d88189ff2fe18333289ca46a3bf0", kill_on_drop: false }`
[INFO] [stderr]    Compiling snapper v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.61s
[INFO] running `Command { std: "docker" "inspect" "39c846f97bc971782869389cb0d3b558c514d88189ff2fe18333289ca46a3bf0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "39c846f97bc971782869389cb0d3b558c514d88189ff2fe18333289ca46a3bf0", kill_on_drop: false }`
[INFO] [stdout] 39c846f97bc971782869389cb0d3b558c514d88189ff2fe18333289ca46a3bf0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] e584d5dd950d5be9347032f9c83a3800f3ee564744ac2e5d5be04ee3fe2731f8
[INFO] running `Command { std: "docker" "start" "-a" "e584d5dd950d5be9347032f9c83a3800f3ee564744ac2e5d5be04ee3fe2731f8", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/snapper-e43503e885546dbc)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stderr]    Doc-tests snapper
[INFO] [stdout] test tests::it_works ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[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" "e584d5dd950d5be9347032f9c83a3800f3ee564744ac2e5d5be04ee3fe2731f8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e584d5dd950d5be9347032f9c83a3800f3ee564744ac2e5d5be04ee3fe2731f8", kill_on_drop: false }`
[INFO] [stdout] e584d5dd950d5be9347032f9c83a3800f3ee564744ac2e5d5be04ee3fe2731f8