[INFO] fetching crate sparse_matrix 0.6.3...
[INFO] building sparse_matrix-0.6.3 against master#ad85bc524b1ad696e42061ad8338d382dffbdbe5 for pr-146237-1
[INFO] extracting crate sparse_matrix 0.6.3 into /workspace/builds/worker-7-tc1/source
[INFO] started tweaking crates.io crate sparse_matrix 0.6.3
[INFO] finished tweaking crates.io crate sparse_matrix 0.6.3
[INFO] tweaked toml for crates.io crate sparse_matrix 0.6.3 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate sparse_matrix 0.6.3 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] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 7 packages to latest compatible versions
[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-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] cc799c49f3135e9488d7f456fa079058edf87ad7be5431c9deafedc584840f9f
[INFO] running `Command { std: "docker" "start" "-a" "cc799c49f3135e9488d7f456fa079058edf87ad7be5431c9deafedc584840f9f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cc799c49f3135e9488d7f456fa079058edf87ad7be5431c9deafedc584840f9f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cc799c49f3135e9488d7f456fa079058edf87ad7be5431c9deafedc584840f9f", kill_on_drop: false }`
[INFO] [stdout] cc799c49f3135e9488d7f456fa079058edf87ad7be5431c9deafedc584840f9f
[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=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] 7da4b6c6daebe4f87b5d6ee0935e509037d50e01137888a1a695f22c5adf6658
[INFO] running `Command { std: "docker" "start" "-a" "7da4b6c6daebe4f87b5d6ee0935e509037d50e01137888a1a695f22c5adf6658", kill_on_drop: false }`
[INFO] [stderr]    Compiling sparse_matrix v0.6.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.37s
[INFO] running `Command { std: "docker" "inspect" "7da4b6c6daebe4f87b5d6ee0935e509037d50e01137888a1a695f22c5adf6658", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7da4b6c6daebe4f87b5d6ee0935e509037d50e01137888a1a695f22c5adf6658", kill_on_drop: false }`
[INFO] [stdout] 7da4b6c6daebe4f87b5d6ee0935e509037d50e01137888a1a695f22c5adf6658
[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=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] dc037a53493426fdd41ece93e8ea3657b04b10eb0aaffc8bc6af1cde006c153c
[INFO] running `Command { std: "docker" "start" "-a" "dc037a53493426fdd41ece93e8ea3657b04b10eb0aaffc8bc6af1cde006c153c", kill_on_drop: false }`
[INFO] [stderr]    Compiling sparse_matrix v0.6.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.66s
[INFO] running `Command { std: "docker" "inspect" "dc037a53493426fdd41ece93e8ea3657b04b10eb0aaffc8bc6af1cde006c153c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dc037a53493426fdd41ece93e8ea3657b04b10eb0aaffc8bc6af1cde006c153c", kill_on_drop: false }`
[INFO] [stdout] dc037a53493426fdd41ece93e8ea3657b04b10eb0aaffc8bc6af1cde006c153c