[INFO] cloning repository https://github.com/GabrielDertoni/rust-mutual-recursion-schemes
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/GabrielDertoni/rust-mutual-recursion-schemes" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FGabrielDertoni%2Frust-mutual-recursion-schemes", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FGabrielDertoni%2Frust-mutual-recursion-schemes'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] df224366c1b95382657cb1e431c1f8430ba68a23
[INFO] checking GabrielDertoni/rust-mutual-recursion-schemes against master#22572d0994593197593e2a1b7b18d720a9a349a7 for pr-126452-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FGabrielDertoni%2Frust-mutual-recursion-schemes" "/workspace/builds/worker-1-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/GabrielDertoni/rust-mutual-recursion-schemes 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/GabrielDertoni/rust-mutual-recursion-schemes
[INFO] finished tweaking git repo https://github.com/GabrielDertoni/rust-mutual-recursion-schemes
[INFO] tweaked toml for git repo https://github.com/GabrielDertoni/rust-mutual-recursion-schemes written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/GabrielDertoni/rust-mutual-recursion-schemes 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 35c4a3f272e5c0e413d28bc10256661257f58ac38c9576b0a17af71ec31399d9
[INFO] running `Command { std: "docker" "start" "-a" "35c4a3f272e5c0e413d28bc10256661257f58ac38c9576b0a17af71ec31399d9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "35c4a3f272e5c0e413d28bc10256661257f58ac38c9576b0a17af71ec31399d9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "35c4a3f272e5c0e413d28bc10256661257f58ac38c9576b0a17af71ec31399d9", kill_on_drop: false }`
[INFO] [stdout] 35c4a3f272e5c0e413d28bc10256661257f58ac38c9576b0a17af71ec31399d9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 60752e21c46fee4045d7fafd730ef45ef272dc1940ca017e79db74155c59099c
[INFO] running `Command { std: "docker" "start" "-a" "60752e21c46fee4045d7fafd730ef45ef272dc1940ca017e79db74155c59099c", kill_on_drop: false }`
[INFO] [stderr]     Checking bumpalo v3.12.0
[INFO] [stderr]     Checking recursion-schemes-ast v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.48s
[INFO] running `Command { std: "docker" "inspect" "60752e21c46fee4045d7fafd730ef45ef272dc1940ca017e79db74155c59099c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "60752e21c46fee4045d7fafd730ef45ef272dc1940ca017e79db74155c59099c", kill_on_drop: false }`
[INFO] [stdout] 60752e21c46fee4045d7fafd730ef45ef272dc1940ca017e79db74155c59099c
[INFO] checking GabrielDertoni/rust-mutual-recursion-schemes against try#6289438dbad80b1a0029c66dd3f6abf57c2c51be for pr-126452-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FGabrielDertoni%2Frust-mutual-recursion-schemes" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/GabrielDertoni/rust-mutual-recursion-schemes 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/GabrielDertoni/rust-mutual-recursion-schemes
[INFO] finished tweaking git repo https://github.com/GabrielDertoni/rust-mutual-recursion-schemes
[INFO] tweaked toml for git repo https://github.com/GabrielDertoni/rust-mutual-recursion-schemes written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/GabrielDertoni/rust-mutual-recursion-schemes 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-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] d49b7352b51f32cd8fc9a1097e40eb8a6c15b27ade31132be488a64c1630b3ff
[INFO] running `Command { std: "docker" "start" "-a" "d49b7352b51f32cd8fc9a1097e40eb8a6c15b27ade31132be488a64c1630b3ff", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d49b7352b51f32cd8fc9a1097e40eb8a6c15b27ade31132be488a64c1630b3ff", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d49b7352b51f32cd8fc9a1097e40eb8a6c15b27ade31132be488a64c1630b3ff", kill_on_drop: false }`
[INFO] [stdout] d49b7352b51f32cd8fc9a1097e40eb8a6c15b27ade31132be488a64c1630b3ff
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 09b9bf91d52c042307d61d899a65b982f376f449379a82b661df3cd1f2cf9528
[INFO] running `Command { std: "docker" "start" "-a" "09b9bf91d52c042307d61d899a65b982f376f449379a82b661df3cd1f2cf9528", kill_on_drop: false }`
[INFO] [stderr]     Checking bumpalo v3.12.0
[INFO] [stderr]     Checking recursion-schemes-ast v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.52s
[INFO] running `Command { std: "docker" "inspect" "09b9bf91d52c042307d61d899a65b982f376f449379a82b661df3cd1f2cf9528", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "09b9bf91d52c042307d61d899a65b982f376f449379a82b661df3cd1f2cf9528", kill_on_drop: false }`
[INFO] [stdout] 09b9bf91d52c042307d61d899a65b982f376f449379a82b661df3cd1f2cf9528