[INFO] fetching crate arf 0.1.0...
[INFO] checking arf-0.1.0 against master#b286722878e18db29a7fbe672be7c4d3b02e8e4d for pr-127655
[INFO] extracting crate arf 0.1.0 into /workspace/builds/worker-4-tc1/source
[INFO] validating manifest of crates.io crate arf 0.1.0 on toolchain b286722878e18db29a7fbe672be7c4d3b02e8e4d
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b286722878e18db29a7fbe672be7c4d3b02e8e4d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate arf 0.1.0
[INFO] finished tweaking crates.io crate arf 0.1.0
[INFO] tweaked toml for crates.io crate arf 0.1.0 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] crate crates.io crate arf 0.1.0 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" "+b286722878e18db29a7fbe672be7c4d3b02e8e4d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:dff56e7819e73ed36160586b3445e93eb0be776c16704aeeded9c3fb668b2384" "/opt/rustwide/cargo-home/bin/cargo" "+b286722878e18db29a7fbe672be7c4d3b02e8e4d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6e2f33940738fe1bcc697fb5aace4be5eff44cad58784dd159424f0c84d9846d
[INFO] running `Command { std: "docker" "start" "-a" "6e2f33940738fe1bcc697fb5aace4be5eff44cad58784dd159424f0c84d9846d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6e2f33940738fe1bcc697fb5aace4be5eff44cad58784dd159424f0c84d9846d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6e2f33940738fe1bcc697fb5aace4be5eff44cad58784dd159424f0c84d9846d", kill_on_drop: false }`
[INFO] [stdout] 6e2f33940738fe1bcc697fb5aace4be5eff44cad58784dd159424f0c84d9846d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:dff56e7819e73ed36160586b3445e93eb0be776c16704aeeded9c3fb668b2384" "/opt/rustwide/cargo-home/bin/cargo" "+b286722878e18db29a7fbe672be7c4d3b02e8e4d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8f29f3cf5b195bd90d5a50fc5221a33e3a3b447898a4c18786618d12c093d188
[INFO] running `Command { std: "docker" "start" "-a" "8f29f3cf5b195bd90d5a50fc5221a33e3a3b447898a4c18786618d12c093d188", kill_on_drop: false }`
[INFO] [stderr]     Checking arf v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.03s
[INFO] running `Command { std: "docker" "inspect" "8f29f3cf5b195bd90d5a50fc5221a33e3a3b447898a4c18786618d12c093d188", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8f29f3cf5b195bd90d5a50fc5221a33e3a3b447898a4c18786618d12c093d188", kill_on_drop: false }`
[INFO] [stdout] 8f29f3cf5b195bd90d5a50fc5221a33e3a3b447898a4c18786618d12c093d188
[INFO] checking arf-0.1.0 against try#6a5749073f2ebf59d7740d30e50a932a85756ee7 for pr-127655
[INFO] extracting crate arf 0.1.0 into /workspace/builds/worker-4-tc2/source
[INFO] validating manifest of crates.io crate arf 0.1.0 on toolchain 6a5749073f2ebf59d7740d30e50a932a85756ee7
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+6a5749073f2ebf59d7740d30e50a932a85756ee7" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate arf 0.1.0
[INFO] finished tweaking crates.io crate arf 0.1.0
[INFO] tweaked toml for crates.io crate arf 0.1.0 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] crate crates.io crate arf 0.1.0 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" "+6a5749073f2ebf59d7740d30e50a932a85756ee7" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:dff56e7819e73ed36160586b3445e93eb0be776c16704aeeded9c3fb668b2384" "/opt/rustwide/cargo-home/bin/cargo" "+6a5749073f2ebf59d7740d30e50a932a85756ee7" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b90c0adf6a9c9c69ed7924eabe8aee7b24784a7a153751f91ace91da49bc8d23
[INFO] running `Command { std: "docker" "start" "-a" "b90c0adf6a9c9c69ed7924eabe8aee7b24784a7a153751f91ace91da49bc8d23", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b90c0adf6a9c9c69ed7924eabe8aee7b24784a7a153751f91ace91da49bc8d23", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b90c0adf6a9c9c69ed7924eabe8aee7b24784a7a153751f91ace91da49bc8d23", kill_on_drop: false }`
[INFO] [stdout] b90c0adf6a9c9c69ed7924eabe8aee7b24784a7a153751f91ace91da49bc8d23
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:dff56e7819e73ed36160586b3445e93eb0be776c16704aeeded9c3fb668b2384" "/opt/rustwide/cargo-home/bin/cargo" "+6a5749073f2ebf59d7740d30e50a932a85756ee7" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a09101d017ededb2e81a11aa5e5a1615d8f7800eb026b4ca075cfac8caf8e8d4
[INFO] running `Command { std: "docker" "start" "-a" "a09101d017ededb2e81a11aa5e5a1615d8f7800eb026b4ca075cfac8caf8e8d4", kill_on_drop: false }`
[INFO] [stderr]     Checking arf v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.03s
[INFO] running `Command { std: "docker" "inspect" "a09101d017ededb2e81a11aa5e5a1615d8f7800eb026b4ca075cfac8caf8e8d4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a09101d017ededb2e81a11aa5e5a1615d8f7800eb026b4ca075cfac8caf8e8d4", kill_on_drop: false }`
[INFO] [stdout] a09101d017ededb2e81a11aa5e5a1615d8f7800eb026b4ca075cfac8caf8e8d4
