[INFO] fetching crate xlang_backend 0.0.0...
[INFO] testing xlang_backend-0.0.0 against 1.91.0 for beta-1.92-2
[INFO] extracting crate xlang_backend 0.0.0 into /workspace/builds/worker-7-tc1/source
[INFO] started tweaking crates.io crate xlang_backend 0.0.0
[INFO] finished tweaking crates.io crate xlang_backend 0.0.0
[INFO] tweaked toml for crates.io crate xlang_backend 0.0.0 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate xlang_backend 0.0.0 on toolchain 1.91.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.91.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.91.0" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.91.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 16be0d5f536cb30dabd6fb1da18857818276491c219dbc0c8a53c98ba0bc7c60
[INFO] running `Command { std: "docker" "start" "-a" "16be0d5f536cb30dabd6fb1da18857818276491c219dbc0c8a53c98ba0bc7c60", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "16be0d5f536cb30dabd6fb1da18857818276491c219dbc0c8a53c98ba0bc7c60", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "16be0d5f536cb30dabd6fb1da18857818276491c219dbc0c8a53c98ba0bc7c60", kill_on_drop: false }`
[INFO] [stdout] 16be0d5f536cb30dabd6fb1da18857818276491c219dbc0c8a53c98ba0bc7c60
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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" "RUSTDOCFLAGS=--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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7e44122ed29a4dcc5c127b1634e754f17ed9a8f7877b08b57b8a667e394189d2
[INFO] running `Command { std: "docker" "start" "-a" "7e44122ed29a4dcc5c127b1634e754f17ed9a8f7877b08b57b8a667e394189d2", kill_on_drop: false }`
[INFO] [stderr]    Compiling xlang_backend v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.09s
[INFO] running `Command { std: "docker" "inspect" "7e44122ed29a4dcc5c127b1634e754f17ed9a8f7877b08b57b8a667e394189d2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7e44122ed29a4dcc5c127b1634e754f17ed9a8f7877b08b57b8a667e394189d2", kill_on_drop: false }`
[INFO] [stdout] 7e44122ed29a4dcc5c127b1634e754f17ed9a8f7877b08b57b8a667e394189d2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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" "RUSTDOCFLAGS=--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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a8e174b32b4a2bbfca64f2962264521f6099eb88e9ec031d8079f0e075d57b00
[INFO] running `Command { std: "docker" "start" "-a" "a8e174b32b4a2bbfca64f2962264521f6099eb88e9ec031d8079f0e075d57b00", kill_on_drop: false }`
[INFO] [stderr]    Compiling xlang_backend v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.32s
[INFO] running `Command { std: "docker" "inspect" "a8e174b32b4a2bbfca64f2962264521f6099eb88e9ec031d8079f0e075d57b00", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a8e174b32b4a2bbfca64f2962264521f6099eb88e9ec031d8079f0e075d57b00", kill_on_drop: false }`
[INFO] [stdout] a8e174b32b4a2bbfca64f2962264521f6099eb88e9ec031d8079f0e075d57b00
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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" "RUSTDOCFLAGS=--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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 0e612aeedc3275f05ac14045eeb5736c71710c4a83fe26f878d9c5bf6cf6306e
[INFO] running `Command { std: "docker" "start" "-a" "0e612aeedc3275f05ac14045eeb5736c71710c4a83fe26f878d9c5bf6cf6306e", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/xlang_backend-336ff589e7e3e581)
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stderr]    Doc-tests xlang_backend
[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" "0e612aeedc3275f05ac14045eeb5736c71710c4a83fe26f878d9c5bf6cf6306e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0e612aeedc3275f05ac14045eeb5736c71710c4a83fe26f878d9c5bf6cf6306e", kill_on_drop: false }`
[INFO] [stdout] 0e612aeedc3275f05ac14045eeb5736c71710c4a83fe26f878d9c5bf6cf6306e