[INFO] fetching crate ruby-math 0.2.2...
[INFO] building ruby-math-0.2.2 against master#ad85bc524b1ad696e42061ad8338d382dffbdbe5 for pr-146237-1
[INFO] extracting crate ruby-math 0.2.2 into /workspace/builds/worker-2-tc1/source
[INFO] started tweaking crates.io crate ruby-math 0.2.2
[INFO] finished tweaking crates.io crate ruby-math 0.2.2
[INFO] tweaked toml for crates.io crate ruby-math 0.2.2 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate ruby-math 0.2.2 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-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" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 352e961b568fe3ee4f5972dc86d5ce8309013480c6fd23384e88002e446f91d5
[INFO] running `Command { std: "docker" "start" "-a" "352e961b568fe3ee4f5972dc86d5ce8309013480c6fd23384e88002e446f91d5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "352e961b568fe3ee4f5972dc86d5ce8309013480c6fd23384e88002e446f91d5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "352e961b568fe3ee4f5972dc86d5ce8309013480c6fd23384e88002e446f91d5", kill_on_drop: false }`
[INFO] [stdout] 352e961b568fe3ee4f5972dc86d5ce8309013480c6fd23384e88002e446f91d5
[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" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 336cce6fb1a91af9939b2d2579af66ece456df81981d04275d945a2088466357
[INFO] running `Command { std: "docker" "start" "-a" "336cce6fb1a91af9939b2d2579af66ece456df81981d04275d945a2088466357", kill_on_drop: false }`
[INFO] [stderr]    Compiling ruby-math v0.2.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.37s
[INFO] running `Command { std: "docker" "inspect" "336cce6fb1a91af9939b2d2579af66ece456df81981d04275d945a2088466357", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "336cce6fb1a91af9939b2d2579af66ece456df81981d04275d945a2088466357", kill_on_drop: false }`
[INFO] [stdout] 336cce6fb1a91af9939b2d2579af66ece456df81981d04275d945a2088466357
[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" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1c44fab58d5569eb68d908bb763bbf082a46a1943b308ee1e5d78a5ad2fff2cd
[INFO] running `Command { std: "docker" "start" "-a" "1c44fab58d5569eb68d908bb763bbf082a46a1943b308ee1e5d78a5ad2fff2cd", kill_on_drop: false }`
[INFO] [stderr]    Compiling ruby-math v0.2.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.34s
[INFO] running `Command { std: "docker" "inspect" "1c44fab58d5569eb68d908bb763bbf082a46a1943b308ee1e5d78a5ad2fff2cd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1c44fab58d5569eb68d908bb763bbf082a46a1943b308ee1e5d78a5ad2fff2cd", kill_on_drop: false }`
[INFO] [stdout] 1c44fab58d5569eb68d908bb763bbf082a46a1943b308ee1e5d78a5ad2fff2cd