[INFO] fetching crate xor-distance-exercise 0.3.6...
[INFO] building xor-distance-exercise-0.3.6 against try#4987e9d4227139400384ab59296ffee3b0fb1183 for pr-146237-2
[INFO] extracting crate xor-distance-exercise 0.3.6 into /workspace/builds/worker-2-tc2/source
[INFO] started tweaking crates.io crate xor-distance-exercise 0.3.6
[INFO] finished tweaking crates.io crate xor-distance-exercise 0.3.6
[INFO] tweaked toml for crates.io crate xor-distance-exercise 0.3.6 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate xor-distance-exercise 0.3.6 on toolchain 4987e9d4227139400384ab59296ffee3b0fb1183
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "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" "+4987e9d4227139400384ab59296ffee3b0fb1183" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 21 packages to latest compatible versions
[INFO] [stderr]       Adding rand v0.6.5 (available: v0.9.2)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ea5d70742bffb648840759dfbbeec9fd463a2ddf93001bcba0db81dd8af58d19
[INFO] running `Command { std: "docker" "start" "-a" "ea5d70742bffb648840759dfbbeec9fd463a2ddf93001bcba0db81dd8af58d19", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ea5d70742bffb648840759dfbbeec9fd463a2ddf93001bcba0db81dd8af58d19", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ea5d70742bffb648840759dfbbeec9fd463a2ddf93001bcba0db81dd8af58d19", kill_on_drop: false }`
[INFO] [stdout] ea5d70742bffb648840759dfbbeec9fd463a2ddf93001bcba0db81dd8af58d19
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 47bc50c16347cbc2be7969ed74de696f3ff08413fb44697152fa10ad5e7ffae7
[INFO] running `Command { std: "docker" "start" "-a" "47bc50c16347cbc2be7969ed74de696f3ff08413fb44697152fa10ad5e7ffae7", kill_on_drop: false }`
[INFO] [stderr]    Compiling xor-distance-exercise v0.3.6 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.67s
[INFO] running `Command { std: "docker" "inspect" "47bc50c16347cbc2be7969ed74de696f3ff08413fb44697152fa10ad5e7ffae7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "47bc50c16347cbc2be7969ed74de696f3ff08413fb44697152fa10ad5e7ffae7", kill_on_drop: false }`
[INFO] [stdout] 47bc50c16347cbc2be7969ed74de696f3ff08413fb44697152fa10ad5e7ffae7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 64dfc684ebfe502335ba9c6bd5b3c3efba3e0b546d2d75d901616aded6941137
[INFO] running `Command { std: "docker" "start" "-a" "64dfc684ebfe502335ba9c6bd5b3c3efba3e0b546d2d75d901616aded6941137", kill_on_drop: false }`
[INFO] [stderr]    Compiling xor-distance-exercise v0.3.6 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.90s
[INFO] running `Command { std: "docker" "inspect" "64dfc684ebfe502335ba9c6bd5b3c3efba3e0b546d2d75d901616aded6941137", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "64dfc684ebfe502335ba9c6bd5b3c3efba3e0b546d2d75d901616aded6941137", kill_on_drop: false }`
[INFO] [stdout] 64dfc684ebfe502335ba9c6bd5b3c3efba3e0b546d2d75d901616aded6941137