[INFO] fetching crate xtap 0.2.0...
[INFO] building xtap-0.2.0 against master#ad85bc524b1ad696e42061ad8338d382dffbdbe5 for pr-146237-1
[INFO] extracting crate xtap 0.2.0 into /workspace/builds/worker-7-tc1/source
[INFO] started tweaking crates.io crate xtap 0.2.0
[INFO] finished tweaking crates.io crate xtap 0.2.0
[INFO] tweaked toml for crates.io crate xtap 0.2.0 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate xtap 0.2.0 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] crate crates.io crate xtap 0.2.0 already has a lockfile, it will not be regenerated
[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] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded netlink-packet-utils v0.5.2
[INFO] [stderr]   Downloaded netlink-packet-core v0.7.0
[INFO] [stderr]   Downloaded netlink-sys v0.8.7
[INFO] [stderr]   Downloaded netdev v0.36.0
[INFO] [stderr]   Downloaded netlink-packet-route v0.22.0
[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] 30fb5e473006d6837c4ddda1cd4761e8ae96f7e526d7e20d22a86fbb8fed089a
[INFO] running `Command { std: "docker" "start" "-a" "30fb5e473006d6837c4ddda1cd4761e8ae96f7e526d7e20d22a86fbb8fed089a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "30fb5e473006d6837c4ddda1cd4761e8ae96f7e526d7e20d22a86fbb8fed089a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "30fb5e473006d6837c4ddda1cd4761e8ae96f7e526d7e20d22a86fbb8fed089a", kill_on_drop: false }`
[INFO] [stdout] 30fb5e473006d6837c4ddda1cd4761e8ae96f7e526d7e20d22a86fbb8fed089a
[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] 1e15996dc8010bc1f5acb9575ffe4467b0022f270dd7052fcae5ff368fd58f36
[INFO] running `Command { std: "docker" "start" "-a" "1e15996dc8010bc1f5acb9575ffe4467b0022f270dd7052fcae5ff368fd58f36", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.174
[INFO] [stderr]    Compiling ipnet v2.11.0
[INFO] [stderr]    Compiling scopeguard v1.2.0
[INFO] [stderr]    Compiling netdev v0.36.0
[INFO] [stderr]    Compiling xtap v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [optimized + debuginfo] target(s) in 6.53s
[INFO] running `Command { std: "docker" "inspect" "1e15996dc8010bc1f5acb9575ffe4467b0022f270dd7052fcae5ff368fd58f36", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1e15996dc8010bc1f5acb9575ffe4467b0022f270dd7052fcae5ff368fd58f36", kill_on_drop: false }`
[INFO] [stdout] 1e15996dc8010bc1f5acb9575ffe4467b0022f270dd7052fcae5ff368fd58f36
[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] 691c965f4c06d7ac33628fc8e80203123f4414a5d72e857f70f503378e70f30d
[INFO] running `Command { std: "docker" "start" "-a" "691c965f4c06d7ac33628fc8e80203123f4414a5d72e857f70f503378e70f30d", kill_on_drop: false }`
[INFO] [stderr]    Compiling xtap v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [optimized + debuginfo] target(s) in 1.63s
[INFO] running `Command { std: "docker" "inspect" "691c965f4c06d7ac33628fc8e80203123f4414a5d72e857f70f503378e70f30d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "691c965f4c06d7ac33628fc8e80203123f4414a5d72e857f70f503378e70f30d", kill_on_drop: false }`
[INFO] [stdout] 691c965f4c06d7ac33628fc8e80203123f4414a5d72e857f70f503378e70f30d