[INFO] cloning repository https://github.com/shpun817/Ring-Buffer
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/shpun817/Ring-Buffer" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fshpun817%2FRing-Buffer", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fshpun817%2FRing-Buffer'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 40ca75469bcd89a96f3de2725fd3f9f87772df95
[INFO] checking shpun817/Ring-Buffer against master#0da95bd8698d9edd684e0978e888ad1bd29f19ba for pr-125923-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fshpun817%2FRing-Buffer" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/shpun817/Ring-Buffer on toolchain 0da95bd8698d9edd684e0978e888ad1bd29f19ba
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+0da95bd8698d9edd684e0978e888ad1bd29f19ba" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/shpun817/Ring-Buffer
[INFO] finished tweaking git repo https://github.com/shpun817/Ring-Buffer
[INFO] tweaked toml for git repo https://github.com/shpun817/Ring-Buffer written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/shpun817/Ring-Buffer 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" "+0da95bd8698d9edd684e0978e888ad1bd29f19ba" "fetch" "--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: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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" "+0da95bd8698d9edd684e0978e888ad1bd29f19ba" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d6978585bf72b21f0beaa31fb8581849cacfc061e5ff152724694728c5d9d099
[INFO] running `Command { std: "docker" "start" "-a" "d6978585bf72b21f0beaa31fb8581849cacfc061e5ff152724694728c5d9d099", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d6978585bf72b21f0beaa31fb8581849cacfc061e5ff152724694728c5d9d099", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d6978585bf72b21f0beaa31fb8581849cacfc061e5ff152724694728c5d9d099", kill_on_drop: false }`
[INFO] [stdout] d6978585bf72b21f0beaa31fb8581849cacfc061e5ff152724694728c5d9d099
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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" "+0da95bd8698d9edd684e0978e888ad1bd29f19ba" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 94431af8ae7159a9deab27c1dde62e27fc3fad40f019c2124985c6d76e058746
[INFO] running `Command { std: "docker" "start" "-a" "94431af8ae7159a9deab27c1dde62e27fc3fad40f019c2124985c6d76e058746", kill_on_drop: false }`
[INFO] [stderr]     Checking ring-buffer v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.13s
[INFO] running `Command { std: "docker" "inspect" "94431af8ae7159a9deab27c1dde62e27fc3fad40f019c2124985c6d76e058746", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "94431af8ae7159a9deab27c1dde62e27fc3fad40f019c2124985c6d76e058746", kill_on_drop: false }`
[INFO] [stdout] 94431af8ae7159a9deab27c1dde62e27fc3fad40f019c2124985c6d76e058746
[INFO] checking shpun817/Ring-Buffer against try#b905bf41e43f8442243991ba81032e62a0c5a3f1 for pr-125923-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fshpun817%2FRing-Buffer" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/shpun817/Ring-Buffer on toolchain b905bf41e43f8442243991ba81032e62a0c5a3f1
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b905bf41e43f8442243991ba81032e62a0c5a3f1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/shpun817/Ring-Buffer
[INFO] finished tweaking git repo https://github.com/shpun817/Ring-Buffer
[INFO] tweaked toml for git repo https://github.com/shpun817/Ring-Buffer written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/shpun817/Ring-Buffer 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" "+b905bf41e43f8442243991ba81032e62a0c5a3f1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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" "+b905bf41e43f8442243991ba81032e62a0c5a3f1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d8ea98566c84af2da8c12141b611d2b95464fe528721a49592478629384e6c13
[INFO] running `Command { std: "docker" "start" "-a" "d8ea98566c84af2da8c12141b611d2b95464fe528721a49592478629384e6c13", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d8ea98566c84af2da8c12141b611d2b95464fe528721a49592478629384e6c13", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d8ea98566c84af2da8c12141b611d2b95464fe528721a49592478629384e6c13", kill_on_drop: false }`
[INFO] [stdout] d8ea98566c84af2da8c12141b611d2b95464fe528721a49592478629384e6c13
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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" "+b905bf41e43f8442243991ba81032e62a0c5a3f1" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3720224b5afb97f954028fa846a0caad799d3ffadb502201482126a6fa4d6952
[INFO] running `Command { std: "docker" "start" "-a" "3720224b5afb97f954028fa846a0caad799d3ffadb502201482126a6fa4d6952", kill_on_drop: false }`
[INFO] [stderr]     Checking ring-buffer v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.24s
[INFO] running `Command { std: "docker" "inspect" "3720224b5afb97f954028fa846a0caad799d3ffadb502201482126a6fa4d6952", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3720224b5afb97f954028fa846a0caad799d3ffadb502201482126a6fa4d6952", kill_on_drop: false }`
[INFO] [stdout] 3720224b5afb97f954028fa846a0caad799d3ffadb502201482126a6fa4d6952