[INFO] fetching crate chwd 0.2.0...
[INFO] testing chwd-0.2.0 against beta-2022-02-22 for beta-1.60-1
[INFO] extracting crate chwd 0.2.0 into /workspace/builds/worker-44/source
[INFO] validating manifest of crates.io crate chwd 0.2.0 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 chwd 0.2.0
[INFO] finished tweaking crates.io crate chwd 0.2.0
[INFO] tweaked toml for crates.io crate chwd 0.2.0 written to /workspace/builds/worker-44/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-44/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-44/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] 149c1348fce4e9001b51d6c67d202d6d7ee541e95be55a54c19712542f1877d2
[INFO] running `Command { std: "docker" "start" "-a" "149c1348fce4e9001b51d6c67d202d6d7ee541e95be55a54c19712542f1877d2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "149c1348fce4e9001b51d6c67d202d6d7ee541e95be55a54c19712542f1877d2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "149c1348fce4e9001b51d6c67d202d6d7ee541e95be55a54c19712542f1877d2", kill_on_drop: false }`
[INFO] [stdout] 149c1348fce4e9001b51d6c67d202d6d7ee541e95be55a54c19712542f1877d2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-44/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-44/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] ef8a0c9ba8eb17d762a37b48f95c4fc19e7f249ee68baccfa1a39ee0f0b68e9d
[INFO] running `Command { std: "docker" "start" "-a" "ef8a0c9ba8eb17d762a37b48f95c4fc19e7f249ee68baccfa1a39ee0f0b68e9d", kill_on_drop: false }`
[INFO] [stderr]    Compiling chwd v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.03s
[INFO] running `Command { std: "docker" "inspect" "ef8a0c9ba8eb17d762a37b48f95c4fc19e7f249ee68baccfa1a39ee0f0b68e9d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ef8a0c9ba8eb17d762a37b48f95c4fc19e7f249ee68baccfa1a39ee0f0b68e9d", kill_on_drop: false }`
[INFO] [stdout] ef8a0c9ba8eb17d762a37b48f95c4fc19e7f249ee68baccfa1a39ee0f0b68e9d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-44/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-44/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] 47f91974582bc4fe46554dc0704638efe9b6a9a1ebe18dc1a578a5541083e9bb
[INFO] running `Command { std: "docker" "start" "-a" "47f91974582bc4fe46554dc0704638efe9b6a9a1ebe18dc1a578a5541083e9bb", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling chwd v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.85s
[INFO] running `Command { std: "docker" "inspect" "47f91974582bc4fe46554dc0704638efe9b6a9a1ebe18dc1a578a5541083e9bb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "47f91974582bc4fe46554dc0704638efe9b6a9a1ebe18dc1a578a5541083e9bb", kill_on_drop: false }`
[INFO] [stdout] 47f91974582bc4fe46554dc0704638efe9b6a9a1ebe18dc1a578a5541083e9bb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-44/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-44/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] f5c8f0fe0550e1853eba9a29de5a06e36dc7a2b4a68c280bc9ab0f5c8e1f833b
[INFO] running `Command { std: "docker" "start" "-a" "f5c8f0fe0550e1853eba9a29de5a06e36dc7a2b4a68c280bc9ab0f5c8e1f833b", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/chwd-a35ef75477353ab9)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests chwd
[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 1 test
[INFO] [stdout] test src/lib.rs - ChangeWorkingDirectory::change (line 17) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.34s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "f5c8f0fe0550e1853eba9a29de5a06e36dc7a2b4a68c280bc9ab0f5c8e1f833b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f5c8f0fe0550e1853eba9a29de5a06e36dc7a2b4a68c280bc9ab0f5c8e1f833b", kill_on_drop: false }`
[INFO] [stdout] f5c8f0fe0550e1853eba9a29de5a06e36dc7a2b4a68c280bc9ab0f5c8e1f833b