[INFO] fetching crate upside-down 0.1.0...
[INFO] testing upside-down-0.1.0 against try#722e1797249a965b6335aebd65d777f917e498f1 for pr-91031
[INFO] extracting crate upside-down 0.1.0 into /workspace/builds/worker-33/source
[INFO] validating manifest of crates.io crate upside-down 0.1.0 on toolchain 722e1797249a965b6335aebd65d777f917e498f1
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate upside-down 0.1.0
[INFO] finished tweaking crates.io crate upside-down 0.1.0
[INFO] tweaked toml for crates.io crate upside-down 0.1.0 written to /workspace/builds/worker-33/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "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-33/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-33/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 72c23253a7e8c6412958e87713c7f5866d34c9537985ec46c35a63e80aad3346
[INFO] running `Command { std: "docker" "start" "-a" "72c23253a7e8c6412958e87713c7f5866d34c9537985ec46c35a63e80aad3346", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "72c23253a7e8c6412958e87713c7f5866d34c9537985ec46c35a63e80aad3346", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "72c23253a7e8c6412958e87713c7f5866d34c9537985ec46c35a63e80aad3346", kill_on_drop: false }`
[INFO] [stdout] 72c23253a7e8c6412958e87713c7f5866d34c9537985ec46c35a63e80aad3346
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-33/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-33/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=forbid" "-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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bd6f71de620e42a3f2efbff9be61f494ea41b0c60b2f44360a36ddb950a24e46
[INFO] running `Command { std: "docker" "start" "-a" "bd6f71de620e42a3f2efbff9be61f494ea41b0c60b2f44360a36ddb950a24e46", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling upside-down v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.09s
[INFO] running `Command { std: "docker" "inspect" "bd6f71de620e42a3f2efbff9be61f494ea41b0c60b2f44360a36ddb950a24e46", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bd6f71de620e42a3f2efbff9be61f494ea41b0c60b2f44360a36ddb950a24e46", kill_on_drop: false }`
[INFO] [stdout] bd6f71de620e42a3f2efbff9be61f494ea41b0c60b2f44360a36ddb950a24e46
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-33/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-33/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=forbid" "-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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 42cc703a4128e0eb9b8c9f43f2e5005bbe9a9d7d08c497e65c129ecbb21c8cb7
[INFO] running `Command { std: "docker" "start" "-a" "42cc703a4128e0eb9b8c9f43f2e5005bbe9a9d7d08c497e65c129ecbb21c8cb7", kill_on_drop: false }`
[INFO] [stderr]    Compiling upside-down v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 7.78s
[INFO] running `Command { std: "docker" "inspect" "42cc703a4128e0eb9b8c9f43f2e5005bbe9a9d7d08c497e65c129ecbb21c8cb7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "42cc703a4128e0eb9b8c9f43f2e5005bbe9a9d7d08c497e65c129ecbb21c8cb7", kill_on_drop: false }`
[INFO] [stdout] 42cc703a4128e0eb9b8c9f43f2e5005bbe9a9d7d08c497e65c129ecbb21c8cb7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-33/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-33/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=forbid" "-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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 46756a7c2d4681a60885fcaebd0b5c1658c3b330241916b8d9d6a9ddc064488e
[INFO] running `Command { std: "docker" "start" "-a" "46756a7c2d4681a60885fcaebd0b5c1658c3b330241916b8d9d6a9ddc064488e", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/upside_down-2175af5ffdffa61a)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test upside_down::test::test_string_lowercase ... ok
[INFO] [stdout] test upside_down::test::test_string_uppercase ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "46756a7c2d4681a60885fcaebd0b5c1658c3b330241916b8d9d6a9ddc064488e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "46756a7c2d4681a60885fcaebd0b5c1658c3b330241916b8d9d6a9ddc064488e", kill_on_drop: false }`
[INFO] [stdout] 46756a7c2d4681a60885fcaebd0b5c1658c3b330241916b8d9d6a9ddc064488e