[INFO] fetching crate rukt 0.2.4...
[INFO] building rukt-0.2.4 against master#c7f6aa2869acdbf014d094c6e427e554e160b6db for pr-146237-2
[INFO] extracting crate rukt 0.2.4 into /workspace/builds/worker-2-tc1/source
[INFO] started tweaking crates.io crate rukt 0.2.4
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate rukt 0.2.4
[INFO] tweaked toml for crates.io crate rukt 0.2.4 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate rukt 0.2.4 on toolchain c7f6aa2869acdbf014d094c6e427e554e160b6db
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "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" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] fa89530691f1a674ae13ae4a2d7eeac920fffa4a25be3ea4e63629c6f66fb9f2
[INFO] running `Command { std: "docker" "start" "-a" "fa89530691f1a674ae13ae4a2d7eeac920fffa4a25be3ea4e63629c6f66fb9f2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fa89530691f1a674ae13ae4a2d7eeac920fffa4a25be3ea4e63629c6f66fb9f2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fa89530691f1a674ae13ae4a2d7eeac920fffa4a25be3ea4e63629c6f66fb9f2", kill_on_drop: false }`
[INFO] [stdout] fa89530691f1a674ae13ae4a2d7eeac920fffa4a25be3ea4e63629c6f66fb9f2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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=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" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] dc22ba3af117e14448154925d5ed83dc94ef3fca7a9e9009c62e418d985f42ec
[INFO] running `Command { std: "docker" "start" "-a" "dc22ba3af117e14448154925d5ed83dc94ef3fca7a9e9009c62e418d985f42ec", kill_on_drop: false }`
[INFO] [stderr]    Compiling rukt v0.2.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.24s
[INFO] running `Command { std: "docker" "inspect" "dc22ba3af117e14448154925d5ed83dc94ef3fca7a9e9009c62e418d985f42ec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dc22ba3af117e14448154925d5ed83dc94ef3fca7a9e9009c62e418d985f42ec", kill_on_drop: false }`
[INFO] [stdout] dc22ba3af117e14448154925d5ed83dc94ef3fca7a9e9009c62e418d985f42ec
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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=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" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8c3e57413d557116660c4f442af9d9cd967db7da1a642f02499e78b68810ad94
[INFO] running `Command { std: "docker" "start" "-a" "8c3e57413d557116660c4f442af9d9cd967db7da1a642f02499e78b68810ad94", kill_on_drop: false }`
[INFO] [stderr]    Compiling rukt v0.2.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.62s
[INFO] running `Command { std: "docker" "inspect" "8c3e57413d557116660c4f442af9d9cd967db7da1a642f02499e78b68810ad94", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8c3e57413d557116660c4f442af9d9cd967db7da1a642f02499e78b68810ad94", kill_on_drop: false }`
[INFO] [stdout] 8c3e57413d557116660c4f442af9d9cd967db7da1a642f02499e78b68810ad94