[INFO] cloning repository https://github.com/naerbnic/loon
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/naerbnic/loon" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnaerbnic%2Floon", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnaerbnic%2Floon'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c91fe0c344235a270729a171fd72a9781072a537
[INFO] checking naerbnic/loon against master#22572d0994593197593e2a1b7b18d720a9a349a7 for pr-126452-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnaerbnic%2Floon" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/naerbnic/loon on toolchain 22572d0994593197593e2a1b7b18d720a9a349a7
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+22572d0994593197593e2a1b7b18d720a9a349a7" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/naerbnic/loon
[INFO] finished tweaking git repo https://github.com/naerbnic/loon
[INFO] tweaked toml for git repo https://github.com/naerbnic/loon written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/naerbnic/loon 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" "+22572d0994593197593e2a1b7b18d720a9a349a7" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded lexpr-macros v0.2.2
[INFO] [stderr]   Downloaded lexpr v0.2.7
[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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+22572d0994593197593e2a1b7b18d720a9a349a7" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] bdba47925dc8e1153bb2e2fa2e112f986d3823587dafd431f31160afa94b6bff
[INFO] running `Command { std: "docker" "start" "-a" "bdba47925dc8e1153bb2e2fa2e112f986d3823587dafd431f31160afa94b6bff", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bdba47925dc8e1153bb2e2fa2e112f986d3823587dafd431f31160afa94b6bff", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bdba47925dc8e1153bb2e2fa2e112f986d3823587dafd431f31160afa94b6bff", kill_on_drop: false }`
[INFO] [stdout] bdba47925dc8e1153bb2e2fa2e112f986d3823587dafd431f31160afa94b6bff
[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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+22572d0994593197593e2a1b7b18d720a9a349a7" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] eb2454862d4119951fdd079d2dc006f09b39c5894be9ca79ee46265d71b3cfdc
[INFO] running `Command { std: "docker" "start" "-a" "eb2454862d4119951fdd079d2dc006f09b39c5894be9ca79ee46265d71b3cfdc", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.81
[INFO] [stderr]    Compiling num-traits v0.2.18
[INFO] [stderr]    Compiling num-bigint v0.4.4
[INFO] [stderr]    Compiling anyhow v1.0.82
[INFO] [stderr]     Checking ryu v1.0.18
[INFO] [stderr]    Compiling quote v1.0.36
[INFO] [stderr]    Compiling syn v2.0.60
[INFO] [stderr]    Compiling lexpr-macros v0.2.2
[INFO] [stderr]     Checking lexpr v0.2.7
[INFO] [stderr]     Checking num-integer v0.1.46
[INFO] [stderr]    Compiling thiserror-impl v1.0.59
[INFO] [stderr]     Checking thiserror v1.0.59
[INFO] [stderr]     Checking loon v0.1.0-alpha.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 6.67s
[INFO] running `Command { std: "docker" "inspect" "eb2454862d4119951fdd079d2dc006f09b39c5894be9ca79ee46265d71b3cfdc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eb2454862d4119951fdd079d2dc006f09b39c5894be9ca79ee46265d71b3cfdc", kill_on_drop: false }`
[INFO] [stdout] eb2454862d4119951fdd079d2dc006f09b39c5894be9ca79ee46265d71b3cfdc
[INFO] checking naerbnic/loon against try#6289438dbad80b1a0029c66dd3f6abf57c2c51be for pr-126452-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnaerbnic%2Floon" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/naerbnic/loon on toolchain 6289438dbad80b1a0029c66dd3f6abf57c2c51be
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+6289438dbad80b1a0029c66dd3f6abf57c2c51be" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/naerbnic/loon
[INFO] finished tweaking git repo https://github.com/naerbnic/loon
[INFO] tweaked toml for git repo https://github.com/naerbnic/loon written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/naerbnic/loon 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" "+6289438dbad80b1a0029c66dd3f6abf57c2c51be" "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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+6289438dbad80b1a0029c66dd3f6abf57c2c51be" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b987b98c779ffd75ef334e5db41e12e9969d81b3c3ad3c1a02b003559c767524
[INFO] running `Command { std: "docker" "start" "-a" "b987b98c779ffd75ef334e5db41e12e9969d81b3c3ad3c1a02b003559c767524", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b987b98c779ffd75ef334e5db41e12e9969d81b3c3ad3c1a02b003559c767524", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b987b98c779ffd75ef334e5db41e12e9969d81b3c3ad3c1a02b003559c767524", kill_on_drop: false }`
[INFO] [stdout] b987b98c779ffd75ef334e5db41e12e9969d81b3c3ad3c1a02b003559c767524
[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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+6289438dbad80b1a0029c66dd3f6abf57c2c51be" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 999723d0d108792fec606cb0d68ae6c5083eac2319a257d4383c20d68326066f
[INFO] running `Command { std: "docker" "start" "-a" "999723d0d108792fec606cb0d68ae6c5083eac2319a257d4383c20d68326066f", kill_on_drop: false }`
[INFO] [stderr]    Compiling anyhow v1.0.82
[INFO] [stderr]     Checking ryu v1.0.18
[INFO] [stderr]    Compiling proc-macro2 v1.0.81
[INFO] [stderr]    Compiling num-traits v0.2.18
[INFO] [stderr]    Compiling num-bigint v0.4.4
[INFO] [stderr]    Compiling quote v1.0.36
[INFO] [stderr]    Compiling syn v2.0.60
[INFO] [stderr]    Compiling lexpr-macros v0.2.2
[INFO] [stderr]     Checking lexpr v0.2.7
[INFO] [stderr]     Checking num-integer v0.1.46
[INFO] [stderr]    Compiling thiserror-impl v1.0.59
[INFO] [stderr]     Checking thiserror v1.0.59
[INFO] [stderr]     Checking loon v0.1.0-alpha.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 7.02s
[INFO] running `Command { std: "docker" "inspect" "999723d0d108792fec606cb0d68ae6c5083eac2319a257d4383c20d68326066f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "999723d0d108792fec606cb0d68ae6c5083eac2319a257d4383c20d68326066f", kill_on_drop: false }`
[INFO] [stdout] 999723d0d108792fec606cb0d68ae6c5083eac2319a257d4383c20d68326066f