[INFO] fetching crate xz2 0.1.6...
[INFO] checking xz2-0.1.6 against try#a7a572ce3edd6d476191fbfe92c9c1986e009b34 for pr-87190-3
[INFO] extracting crate xz2 0.1.6 into /workspace/builds/worker-41/source
[INFO] validating manifest of crates.io crate xz2 0.1.6 on toolchain a7a572ce3edd6d476191fbfe92c9c1986e009b34
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate xz2 0.1.6
[INFO] finished tweaking crates.io crate xz2 0.1.6
[INFO] tweaked toml for crates.io crate xz2 0.1.6 written to /workspace/builds/worker-41/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "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-41/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-41/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ccc2519c8bcbc4e29e86c48bc038c9f705be511d481c15ee943d0eab8eb94d95
[INFO] running `Command { std: "docker" "start" "-a" "ccc2519c8bcbc4e29e86c48bc038c9f705be511d481c15ee943d0eab8eb94d95", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ccc2519c8bcbc4e29e86c48bc038c9f705be511d481c15ee943d0eab8eb94d95", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ccc2519c8bcbc4e29e86c48bc038c9f705be511d481c15ee943d0eab8eb94d95", kill_on_drop: false }`
[INFO] [stdout] ccc2519c8bcbc4e29e86c48bc038c9f705be511d481c15ee943d0eab8eb94d95
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-41/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-41/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 50a86e90602b5a6c1bac1fede3e5b27548dbafbb9568b1b11d7b04a5a557678b
[INFO] running `Command { std: "docker" "start" "-a" "50a86e90602b5a6c1bac1fede3e5b27548dbafbb9568b1b11d7b04a5a557678b", kill_on_drop: false }`
[INFO] [stderr] Copying to /tmp/fixit
[INFO] [stderr] no edition found in manifest, probably 2015, skipping
[INFO] running `Command { std: "docker" "inspect" "50a86e90602b5a6c1bac1fede3e5b27548dbafbb9568b1b11d7b04a5a557678b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "50a86e90602b5a6c1bac1fede3e5b27548dbafbb9568b1b11d7b04a5a557678b", kill_on_drop: false }`
[INFO] [stdout] 50a86e90602b5a6c1bac1fede3e5b27548dbafbb9568b1b11d7b04a5a557678b