[INFO] fetching crate subtract_nums 0.1.1...
[INFO] building subtract_nums-0.1.1 against master#ad85bc524b1ad696e42061ad8338d382dffbdbe5 for pr-146237-1
[INFO] extracting crate subtract_nums 0.1.1 into /workspace/builds/worker-6-tc1/source
[INFO] started tweaking crates.io crate subtract_nums 0.1.1
[INFO] finished tweaking crates.io crate subtract_nums 0.1.1
[INFO] tweaked toml for crates.io crate subtract_nums 0.1.1 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate subtract_nums 0.1.1 on toolchain ad85bc524b1ad696e42061ad8338d382dffbdbe5
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "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" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "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" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8cdaee5aedce1ee96be59e3854db9e92da09119c3dacc78770b03551dcd15de2
[INFO] running `Command { std: "docker" "start" "-a" "8cdaee5aedce1ee96be59e3854db9e92da09119c3dacc78770b03551dcd15de2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8cdaee5aedce1ee96be59e3854db9e92da09119c3dacc78770b03551dcd15de2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8cdaee5aedce1ee96be59e3854db9e92da09119c3dacc78770b03551dcd15de2", kill_on_drop: false }`
[INFO] [stdout] 8cdaee5aedce1ee96be59e3854db9e92da09119c3dacc78770b03551dcd15de2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a91d556636bcf19a03eac71f305f2487dad4801aecc08f733ceba00a57944320
[INFO] running `Command { std: "docker" "start" "-a" "a91d556636bcf19a03eac71f305f2487dad4801aecc08f733ceba00a57944320", kill_on_drop: false }`
[INFO] [stderr]    Compiling subtract_nums v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.19s
[INFO] running `Command { std: "docker" "inspect" "a91d556636bcf19a03eac71f305f2487dad4801aecc08f733ceba00a57944320", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a91d556636bcf19a03eac71f305f2487dad4801aecc08f733ceba00a57944320", kill_on_drop: false }`
[INFO] [stdout] a91d556636bcf19a03eac71f305f2487dad4801aecc08f733ceba00a57944320
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a3a2b937f4b66fc396494de0405aa1fc0f6381d22d013725c4888d9d4abbfbe2
[INFO] running `Command { std: "docker" "start" "-a" "a3a2b937f4b66fc396494de0405aa1fc0f6381d22d013725c4888d9d4abbfbe2", kill_on_drop: false }`
[INFO] [stderr]    Compiling subtract_nums v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.22s
[INFO] running `Command { std: "docker" "inspect" "a3a2b937f4b66fc396494de0405aa1fc0f6381d22d013725c4888d9d4abbfbe2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a3a2b937f4b66fc396494de0405aa1fc0f6381d22d013725c4888d9d4abbfbe2", kill_on_drop: false }`
[INFO] [stdout] a3a2b937f4b66fc396494de0405aa1fc0f6381d22d013725c4888d9d4abbfbe2