[INFO] fetching crate cycle-to-nth 1.0.0...
[INFO] checking cycle-to-nth-1.0.0 against master#22572d0994593197593e2a1b7b18d720a9a349a7 for pr-126452-1
[INFO] extracting crate cycle-to-nth 1.0.0 into /workspace/builds/worker-0-tc1/source
[INFO] validating manifest of crates.io crate cycle-to-nth 1.0.0 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 crates.io crate cycle-to-nth 1.0.0
[INFO] finished tweaking crates.io crate cycle-to-nth 1.0.0
[INFO] tweaked toml for crates.io crate cycle-to-nth 1.0.0 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+22572d0994593197593e2a1b7b18d720a9a349a7" "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" "+22572d0994593197593e2a1b7b18d720a9a349a7" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] f02f4fc00058ed622f6e8fa8c9ee1d06bee56811e5b402642cc42f9cd7950f36
[INFO] running `Command { std: "docker" "start" "-a" "f02f4fc00058ed622f6e8fa8c9ee1d06bee56811e5b402642cc42f9cd7950f36", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f02f4fc00058ed622f6e8fa8c9ee1d06bee56811e5b402642cc42f9cd7950f36", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f02f4fc00058ed622f6e8fa8c9ee1d06bee56811e5b402642cc42f9cd7950f36", kill_on_drop: false }`
[INFO] [stdout] f02f4fc00058ed622f6e8fa8c9ee1d06bee56811e5b402642cc42f9cd7950f36
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 4ac6835168903ccb2128672ecf702fb82123675888c249cb1d3d867f2ea2a811
[INFO] running `Command { std: "docker" "start" "-a" "4ac6835168903ccb2128672ecf702fb82123675888c249cb1d3d867f2ea2a811", kill_on_drop: false }`
[INFO] [stderr]     Checking cycle-to-nth v1.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.15s
[INFO] running `Command { std: "docker" "inspect" "4ac6835168903ccb2128672ecf702fb82123675888c249cb1d3d867f2ea2a811", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4ac6835168903ccb2128672ecf702fb82123675888c249cb1d3d867f2ea2a811", kill_on_drop: false }`
[INFO] [stdout] 4ac6835168903ccb2128672ecf702fb82123675888c249cb1d3d867f2ea2a811
[INFO] checking cycle-to-nth-1.0.0 against try#6289438dbad80b1a0029c66dd3f6abf57c2c51be for pr-126452-1
[INFO] extracting crate cycle-to-nth 1.0.0 into /workspace/builds/worker-0-tc2/source
[INFO] validating manifest of crates.io crate cycle-to-nth 1.0.0 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 crates.io crate cycle-to-nth 1.0.0
[INFO] finished tweaking crates.io crate cycle-to-nth 1.0.0
[INFO] tweaked toml for crates.io crate cycle-to-nth 1.0.0 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+6289438dbad80b1a0029c66dd3f6abf57c2c51be" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 186f90b27d59e4b2dc26c5b68e1638a7e943886a9af5233e5575236f4369b2ab
[INFO] running `Command { std: "docker" "start" "-a" "186f90b27d59e4b2dc26c5b68e1638a7e943886a9af5233e5575236f4369b2ab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "186f90b27d59e4b2dc26c5b68e1638a7e943886a9af5233e5575236f4369b2ab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "186f90b27d59e4b2dc26c5b68e1638a7e943886a9af5233e5575236f4369b2ab", kill_on_drop: false }`
[INFO] [stdout] 186f90b27d59e4b2dc26c5b68e1638a7e943886a9af5233e5575236f4369b2ab
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] e06e57bd924774e714b0a9a2fc72937f76470aa81ed59932c122e6d384a6eb68
[INFO] running `Command { std: "docker" "start" "-a" "e06e57bd924774e714b0a9a2fc72937f76470aa81ed59932c122e6d384a6eb68", kill_on_drop: false }`
[INFO] [stderr]     Checking cycle-to-nth v1.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.12s
[INFO] running `Command { std: "docker" "inspect" "e06e57bd924774e714b0a9a2fc72937f76470aa81ed59932c122e6d384a6eb68", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e06e57bd924774e714b0a9a2fc72937f76470aa81ed59932c122e6d384a6eb68", kill_on_drop: false }`
[INFO] [stdout] e06e57bd924774e714b0a9a2fc72937f76470aa81ed59932c122e6d384a6eb68