[INFO] fetching crate arguably 2.2.0...
[INFO] checking arguably-2.2.0 against master#b3bd7058c139e71bae0862ef8f8ac936208873e9 for pr-123752
[INFO] extracting crate arguably 2.2.0 into /workspace/builds/worker-3-tc1/source
[INFO] validating manifest of crates.io crate arguably 2.2.0 on toolchain b3bd7058c139e71bae0862ef8f8ac936208873e9
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b3bd7058c139e71bae0862ef8f8ac936208873e9" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate arguably 2.2.0
[INFO] finished tweaking crates.io crate arguably 2.2.0
[INFO] tweaked toml for crates.io crate arguably 2.2.0 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] crate crates.io crate arguably 2.2.0 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" "+b3bd7058c139e71bae0862ef8f8ac936208873e9" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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" "+b3bd7058c139e71bae0862ef8f8ac936208873e9" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] aa991b229a53f399360c7b00e87ec77cd8ae4b9126d8300e2d854885efc1cbfd
[INFO] running `Command { std: "docker" "start" "-a" "aa991b229a53f399360c7b00e87ec77cd8ae4b9126d8300e2d854885efc1cbfd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "aa991b229a53f399360c7b00e87ec77cd8ae4b9126d8300e2d854885efc1cbfd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aa991b229a53f399360c7b00e87ec77cd8ae4b9126d8300e2d854885efc1cbfd", kill_on_drop: false }`
[INFO] [stdout] aa991b229a53f399360c7b00e87ec77cd8ae4b9126d8300e2d854885efc1cbfd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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" "+b3bd7058c139e71bae0862ef8f8ac936208873e9" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7322a66e508721e48eb43954e8a7f5fa579a099a625c32bf636421baaf999175
[INFO] running `Command { std: "docker" "start" "-a" "7322a66e508721e48eb43954e8a7f5fa579a099a625c32bf636421baaf999175", kill_on_drop: false }`
[INFO] [stderr]     Checking arguably v2.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.23s
[INFO] running `Command { std: "docker" "inspect" "7322a66e508721e48eb43954e8a7f5fa579a099a625c32bf636421baaf999175", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7322a66e508721e48eb43954e8a7f5fa579a099a625c32bf636421baaf999175", kill_on_drop: false }`
[INFO] [stdout] 7322a66e508721e48eb43954e8a7f5fa579a099a625c32bf636421baaf999175
[INFO] checking arguably-2.2.0 against try#57fe1b734d9ff1c8a92bda60b85506b9648158d3 for pr-123752
[INFO] extracting crate arguably 2.2.0 into /workspace/builds/worker-3-tc2/source
[INFO] validating manifest of crates.io crate arguably 2.2.0 on toolchain 57fe1b734d9ff1c8a92bda60b85506b9648158d3
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+57fe1b734d9ff1c8a92bda60b85506b9648158d3" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate arguably 2.2.0
[INFO] finished tweaking crates.io crate arguably 2.2.0
[INFO] tweaked toml for crates.io crate arguably 2.2.0 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] crate crates.io crate arguably 2.2.0 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" "+57fe1b734d9ff1c8a92bda60b85506b9648158d3" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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" "+57fe1b734d9ff1c8a92bda60b85506b9648158d3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c06f387bfeee7244535ab29ea7bab21e2acd40c57f980fca8e12ce44a3f27ef5
[INFO] running `Command { std: "docker" "start" "-a" "c06f387bfeee7244535ab29ea7bab21e2acd40c57f980fca8e12ce44a3f27ef5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c06f387bfeee7244535ab29ea7bab21e2acd40c57f980fca8e12ce44a3f27ef5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c06f387bfeee7244535ab29ea7bab21e2acd40c57f980fca8e12ce44a3f27ef5", kill_on_drop: false }`
[INFO] [stdout] c06f387bfeee7244535ab29ea7bab21e2acd40c57f980fca8e12ce44a3f27ef5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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" "+57fe1b734d9ff1c8a92bda60b85506b9648158d3" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3c3e8ccc0ada39bcff3f8c7716d5572e532e648240471f6694b20bd2b72a4ee9
[INFO] running `Command { std: "docker" "start" "-a" "3c3e8ccc0ada39bcff3f8c7716d5572e532e648240471f6694b20bd2b72a4ee9", kill_on_drop: false }`
[INFO] [stderr]     Checking arguably v2.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.27s
[INFO] running `Command { std: "docker" "inspect" "3c3e8ccc0ada39bcff3f8c7716d5572e532e648240471f6694b20bd2b72a4ee9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3c3e8ccc0ada39bcff3f8c7716d5572e532e648240471f6694b20bd2b72a4ee9", kill_on_drop: false }`
[INFO] [stdout] 3c3e8ccc0ada39bcff3f8c7716d5572e532e648240471f6694b20bd2b72a4ee9
