[INFO] fetching crate ref-ops 0.2.5...
[INFO] checking ref-ops-0.2.5 against master#5518eaa946291f00471af8b254b2a1715f234882 for pr-120393-1
[INFO] extracting crate ref-ops 0.2.5 into /workspace/builds/worker-7-tc1/source
[INFO] validating manifest of crates.io crate ref-ops 0.2.5 on toolchain 5518eaa946291f00471af8b254b2a1715f234882
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+5518eaa946291f00471af8b254b2a1715f234882" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate ref-ops 0.2.5
[INFO] finished tweaking crates.io crate ref-ops 0.2.5
[INFO] tweaked toml for crates.io crate ref-ops 0.2.5 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+5518eaa946291f00471af8b254b2a1715f234882" "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" "+5518eaa946291f00471af8b254b2a1715f234882" "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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+5518eaa946291f00471af8b254b2a1715f234882" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c53e47eff93a00d74d21c60044ff1e0288d6ab938b50628800b4c2440d5293e6
[INFO] running `Command { std: "docker" "start" "-a" "c53e47eff93a00d74d21c60044ff1e0288d6ab938b50628800b4c2440d5293e6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c53e47eff93a00d74d21c60044ff1e0288d6ab938b50628800b4c2440d5293e6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c53e47eff93a00d74d21c60044ff1e0288d6ab938b50628800b4c2440d5293e6", kill_on_drop: false }`
[INFO] [stdout] c53e47eff93a00d74d21c60044ff1e0288d6ab938b50628800b4c2440d5293e6
[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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+5518eaa946291f00471af8b254b2a1715f234882" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8479c3ed264f3674fcc2772f4f94a75f6adb3b0af87b2d878a0b120dae68723b
[INFO] running `Command { std: "docker" "start" "-a" "8479c3ed264f3674fcc2772f4f94a75f6adb3b0af87b2d878a0b120dae68723b", kill_on_drop: false }`
[INFO] [stderr]     Checking ref-ops v0.2.5 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.14s
[INFO] running `Command { std: "docker" "inspect" "8479c3ed264f3674fcc2772f4f94a75f6adb3b0af87b2d878a0b120dae68723b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8479c3ed264f3674fcc2772f4f94a75f6adb3b0af87b2d878a0b120dae68723b", kill_on_drop: false }`
[INFO] [stdout] 8479c3ed264f3674fcc2772f4f94a75f6adb3b0af87b2d878a0b120dae68723b