[INFO] fetching crate variation 0.1.1...
[INFO] testing variation-0.1.1 against beta-2022-02-22 for beta-1.60-1
[INFO] extracting crate variation 0.1.1 into /workspace/builds/worker-29/source
[INFO] validating manifest of crates.io crate variation 0.1.1 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 variation 0.1.1
[INFO] finished tweaking crates.io crate variation 0.1.1
[INFO] tweaked toml for crates.io crate variation 0.1.1 written to /workspace/builds/worker-29/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-29/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/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] 82a447172fa886dbe694408c9f5f7c2c2b3ca3e845314df8825e973bba2d209f
[INFO] running `Command { std: "docker" "start" "-a" "82a447172fa886dbe694408c9f5f7c2c2b3ca3e845314df8825e973bba2d209f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "82a447172fa886dbe694408c9f5f7c2c2b3ca3e845314df8825e973bba2d209f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "82a447172fa886dbe694408c9f5f7c2c2b3ca3e845314df8825e973bba2d209f", kill_on_drop: false }`
[INFO] [stdout] 82a447172fa886dbe694408c9f5f7c2c2b3ca3e845314df8825e973bba2d209f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/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] f4a032f91a4b2b99dff07867fd1a65bcb1df860f06ae71a64daf8734ad184f83
[INFO] running `Command { std: "docker" "start" "-a" "f4a032f91a4b2b99dff07867fd1a65bcb1df860f06ae71a64daf8734ad184f83", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling variation v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.35s
[INFO] running `Command { std: "docker" "inspect" "f4a032f91a4b2b99dff07867fd1a65bcb1df860f06ae71a64daf8734ad184f83", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f4a032f91a4b2b99dff07867fd1a65bcb1df860f06ae71a64daf8734ad184f83", kill_on_drop: false }`
[INFO] [stdout] f4a032f91a4b2b99dff07867fd1a65bcb1df860f06ae71a64daf8734ad184f83
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/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] 33df7d543e9db60503650dffbb6383aaa42b0cb329b9208bc654978cd5b1dfbe
[INFO] running `Command { std: "docker" "start" "-a" "33df7d543e9db60503650dffbb6383aaa42b0cb329b9208bc654978cd5b1dfbe", kill_on_drop: false }`
[INFO] [stderr]    Compiling variation v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.29s
[INFO] running `Command { std: "docker" "inspect" "33df7d543e9db60503650dffbb6383aaa42b0cb329b9208bc654978cd5b1dfbe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "33df7d543e9db60503650dffbb6383aaa42b0cb329b9208bc654978cd5b1dfbe", kill_on_drop: false }`
[INFO] [stdout] 33df7d543e9db60503650dffbb6383aaa42b0cb329b9208bc654978cd5b1dfbe
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/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] 0a4faf1539ae85f07ecd622df025cf587c47ea9707c8367dd09d4a3df3d450ce
[INFO] running `Command { std: "docker" "start" "-a" "0a4faf1539ae85f07ecd622df025cf587c47ea9707c8367dd09d4a3df3d450ce", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/variation-588887c3b4a58d71)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests variation
[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 3 tests
[INFO] [stdout] test src/lib.rs - (line 57) ... ignored
[INFO] [stdout] test src/lib.rs - (line 9) ... ok
[INFO] [stdout] test src/lib.rs - (line 32) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 1 ignored; 0 measured; 0 filtered out; finished in 0.51s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "0a4faf1539ae85f07ecd622df025cf587c47ea9707c8367dd09d4a3df3d450ce", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0a4faf1539ae85f07ecd622df025cf587c47ea9707c8367dd09d4a3df3d450ce", kill_on_drop: false }`
[INFO] [stdout] 0a4faf1539ae85f07ecd622df025cf587c47ea9707c8367dd09d4a3df3d450ce