[INFO] fetching crate abstract-ref 0.1.0-alpha.1...
[INFO] checking abstract-ref-0.1.0-alpha.1 against master#22572d0994593197593e2a1b7b18d720a9a349a7 for pr-126452-1
[INFO] extracting crate abstract-ref 0.1.0-alpha.1 into /workspace/builds/worker-1-tc1/source
[INFO] validating manifest of crates.io crate abstract-ref 0.1.0-alpha.1 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 abstract-ref 0.1.0-alpha.1
[INFO] finished tweaking crates.io crate abstract-ref 0.1.0-alpha.1
[INFO] tweaked toml for crates.io crate abstract-ref 0.1.0-alpha.1 written to /workspace/builds/worker-1-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-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] 40d1805234787d741fd991800d2001418a3437e04c2d26473a87c9c476907b1b
[INFO] running `Command { std: "docker" "start" "-a" "40d1805234787d741fd991800d2001418a3437e04c2d26473a87c9c476907b1b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "40d1805234787d741fd991800d2001418a3437e04c2d26473a87c9c476907b1b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "40d1805234787d741fd991800d2001418a3437e04c2d26473a87c9c476907b1b", kill_on_drop: false }`
[INFO] [stdout] 40d1805234787d741fd991800d2001418a3437e04c2d26473a87c9c476907b1b
[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] 80ebf4ec8fb844d5fca6122e48d257ae688442dea99ca69c9340e25e5948996e
[INFO] running `Command { std: "docker" "start" "-a" "80ebf4ec8fb844d5fca6122e48d257ae688442dea99ca69c9340e25e5948996e", kill_on_drop: false }`
[INFO] [stderr]     Checking abstract-ref v0.1.0-alpha.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.04s
[INFO] running `Command { std: "docker" "inspect" "80ebf4ec8fb844d5fca6122e48d257ae688442dea99ca69c9340e25e5948996e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "80ebf4ec8fb844d5fca6122e48d257ae688442dea99ca69c9340e25e5948996e", kill_on_drop: false }`
[INFO] [stdout] 80ebf4ec8fb844d5fca6122e48d257ae688442dea99ca69c9340e25e5948996e
[INFO] checking abstract-ref-0.1.0-alpha.1 against try#6289438dbad80b1a0029c66dd3f6abf57c2c51be for pr-126452-1
[INFO] extracting crate abstract-ref 0.1.0-alpha.1 into /workspace/builds/worker-1-tc2/source
[INFO] validating manifest of crates.io crate abstract-ref 0.1.0-alpha.1 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 abstract-ref 0.1.0-alpha.1
[INFO] finished tweaking crates.io crate abstract-ref 0.1.0-alpha.1
[INFO] tweaked toml for crates.io crate abstract-ref 0.1.0-alpha.1 written to /workspace/builds/worker-1-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] 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] [stderr]     Blocking waiting for file lock on package cache
[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] 172424320cc5f123d2758c438c64742619ee51113690d0e29080a8523b2a8928
[INFO] running `Command { std: "docker" "start" "-a" "172424320cc5f123d2758c438c64742619ee51113690d0e29080a8523b2a8928", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "172424320cc5f123d2758c438c64742619ee51113690d0e29080a8523b2a8928", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "172424320cc5f123d2758c438c64742619ee51113690d0e29080a8523b2a8928", kill_on_drop: false }`
[INFO] [stdout] 172424320cc5f123d2758c438c64742619ee51113690d0e29080a8523b2a8928
[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] 05ded4d22f9ed0d4f34cfae26bd108bf23259962b941b194c2de9bcb3fed763f
[INFO] running `Command { std: "docker" "start" "-a" "05ded4d22f9ed0d4f34cfae26bd108bf23259962b941b194c2de9bcb3fed763f", kill_on_drop: false }`
[INFO] [stderr]     Checking abstract-ref v0.1.0-alpha.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.05s
[INFO] running `Command { std: "docker" "inspect" "05ded4d22f9ed0d4f34cfae26bd108bf23259962b941b194c2de9bcb3fed763f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "05ded4d22f9ed0d4f34cfae26bd108bf23259962b941b194c2de9bcb3fed763f", kill_on_drop: false }`
[INFO] [stdout] 05ded4d22f9ed0d4f34cfae26bd108bf23259962b941b194c2de9bcb3fed763f