[INFO] fetching crate fstrings 0.2.4-rc2...
[INFO] checking fstrings-0.2.4-rc2 against try#8de4b308b608cded0ebccf658a0fc719bce87d4e for pr-89056
[INFO] extracting crate fstrings 0.2.4-rc2 into /workspace/builds/worker-61/source
[INFO] validating manifest of crates.io crate fstrings 0.2.4-rc2 on toolchain 8de4b308b608cded0ebccf658a0fc719bce87d4e
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8de4b308b608cded0ebccf658a0fc719bce87d4e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate fstrings 0.2.4-rc2
[INFO] finished tweaking crates.io crate fstrings 0.2.4-rc2
[INFO] tweaked toml for crates.io crate fstrings 0.2.4-rc2 written to /workspace/builds/worker-61/source/Cargo.toml
[INFO] crate crates.io crate fstrings 0.2.4-rc2 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8de4b308b608cded0ebccf658a0fc719bce87d4e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded fstrings-proc-macro v0.2.4-rc2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-61/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-61/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+8de4b308b608cded0ebccf658a0fc719bce87d4e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 09d34d130839af7124ae44903aaccd78c97db451f86e8383af3eaa0ee3997101
[INFO] running `Command { std: "docker" "start" "-a" "09d34d130839af7124ae44903aaccd78c97db451f86e8383af3eaa0ee3997101", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "09d34d130839af7124ae44903aaccd78c97db451f86e8383af3eaa0ee3997101", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "09d34d130839af7124ae44903aaccd78c97db451f86e8383af3eaa0ee3997101", kill_on_drop: false }`
[INFO] [stdout] 09d34d130839af7124ae44903aaccd78c97db451f86e8383af3eaa0ee3997101
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-61/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-61/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+8de4b308b608cded0ebccf658a0fc719bce87d4e" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ef4463713f108f51c736e105dbb293581c2d1f81952baa27f473085a5d9b757b
[INFO] running `Command { std: "docker" "start" "-a" "ef4463713f108f51c736e105dbb293581c2d1f81952baa27f473085a5d9b757b", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling proc-macro2 v1.0.26
[INFO] [stderr]    Compiling syn v1.0.69
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling fstrings-proc-macro v0.2.4-rc2
[INFO] [stderr]     Checking fstrings v0.2.4-rc2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 25.84s
[INFO] running `Command { std: "docker" "inspect" "ef4463713f108f51c736e105dbb293581c2d1f81952baa27f473085a5d9b757b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ef4463713f108f51c736e105dbb293581c2d1f81952baa27f473085a5d9b757b", kill_on_drop: false }`
[INFO] [stdout] ef4463713f108f51c736e105dbb293581c2d1f81952baa27f473085a5d9b757b