[INFO] fetching crate swan 0.0.0...
[INFO] testing swan-0.0.0 against beta-2022-02-22 for beta-1.60-1
[INFO] extracting crate swan 0.0.0 into /workspace/builds/worker-30/source
[INFO] validating manifest of crates.io crate swan 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 swan 0.0.0
[INFO] finished tweaking crates.io crate swan 0.0.0
[INFO] tweaked toml for crates.io crate swan 0.0.0 written to /workspace/builds/worker-30/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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-30/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-30/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] f83028a978128b0d90e30434b2975fbe0bddc3b60c8bb3c771e9845e84686c1a
[INFO] running `Command { std: "docker" "start" "-a" "f83028a978128b0d90e30434b2975fbe0bddc3b60c8bb3c771e9845e84686c1a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f83028a978128b0d90e30434b2975fbe0bddc3b60c8bb3c771e9845e84686c1a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f83028a978128b0d90e30434b2975fbe0bddc3b60c8bb3c771e9845e84686c1a", kill_on_drop: false }`
[INFO] [stdout] f83028a978128b0d90e30434b2975fbe0bddc3b60c8bb3c771e9845e84686c1a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-30/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-30/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] 34cc556365f172a02cc80a6e5c934c305ca9fb02c76b30d41f5b534b4a7ccbb8
[INFO] running `Command { std: "docker" "start" "-a" "34cc556365f172a02cc80a6e5c934c305ca9fb02c76b30d41f5b534b4a7ccbb8", kill_on_drop: false }`
[INFO] [stderr]    Compiling swan v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.09s
[INFO] running `Command { std: "docker" "inspect" "34cc556365f172a02cc80a6e5c934c305ca9fb02c76b30d41f5b534b4a7ccbb8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "34cc556365f172a02cc80a6e5c934c305ca9fb02c76b30d41f5b534b4a7ccbb8", kill_on_drop: false }`
[INFO] [stdout] 34cc556365f172a02cc80a6e5c934c305ca9fb02c76b30d41f5b534b4a7ccbb8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-30/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-30/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] 36329d54feba5db229dd1d34dcf1ec3b5f2b2296d4fa7bbdfd48ea661dd348d8
[INFO] running `Command { std: "docker" "start" "-a" "36329d54feba5db229dd1d34dcf1ec3b5f2b2296d4fa7bbdfd48ea661dd348d8", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling swan v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.25s
[INFO] running `Command { std: "docker" "inspect" "36329d54feba5db229dd1d34dcf1ec3b5f2b2296d4fa7bbdfd48ea661dd348d8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "36329d54feba5db229dd1d34dcf1ec3b5f2b2296d4fa7bbdfd48ea661dd348d8", kill_on_drop: false }`
[INFO] [stdout] 36329d54feba5db229dd1d34dcf1ec3b5f2b2296d4fa7bbdfd48ea661dd348d8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-30/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-30/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] 513b29dfbab26923974fa48c3dfbf60139b0638c9034e7e0385b6888cbd84b8b
[INFO] running `Command { std: "docker" "start" "-a" "513b29dfbab26923974fa48c3dfbf60139b0638c9034e7e0385b6888cbd84b8b", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.09s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/swan-e3ce865624b829ad)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests swan
[INFO] [stdout] running 1 test
[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 0.00s
[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" "513b29dfbab26923974fa48c3dfbf60139b0638c9034e7e0385b6888cbd84b8b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "513b29dfbab26923974fa48c3dfbf60139b0638c9034e7e0385b6888cbd84b8b", kill_on_drop: false }`
[INFO] [stdout] 513b29dfbab26923974fa48c3dfbf60139b0638c9034e7e0385b6888cbd84b8b