[INFO] fetching crate msg_channel_macro 0.1.0-beat.3...
[INFO] checking msg_channel_macro-0.1.0-beat.3 against master#22572d0994593197593e2a1b7b18d720a9a349a7 for pr-126452-1
[INFO] extracting crate msg_channel_macro 0.1.0-beat.3 into /workspace/builds/worker-4-tc1/source
[INFO] validating manifest of crates.io crate msg_channel_macro 0.1.0-beat.3 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 msg_channel_macro 0.1.0-beat.3
[INFO] finished tweaking crates.io crate msg_channel_macro 0.1.0-beat.3
[INFO] tweaked toml for crates.io crate msg_channel_macro 0.1.0-beat.3 written to /workspace/builds/worker-4-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] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 5 packages to latest compatible versions
[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-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 1b07f95a3a84f620da190814ec06df9ee44014ba972da42b3711c19c8566fa11
[INFO] running `Command { std: "docker" "start" "-a" "1b07f95a3a84f620da190814ec06df9ee44014ba972da42b3711c19c8566fa11", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1b07f95a3a84f620da190814ec06df9ee44014ba972da42b3711c19c8566fa11", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1b07f95a3a84f620da190814ec06df9ee44014ba972da42b3711c19c8566fa11", kill_on_drop: false }`
[INFO] [stdout] 1b07f95a3a84f620da190814ec06df9ee44014ba972da42b3711c19c8566fa11
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] fd8e4df8698fdc9e71b043e1c76e894b3ee7ea409c6097f38f57eeae96c1e2e2
[INFO] running `Command { std: "docker" "start" "-a" "fd8e4df8698fdc9e71b043e1c76e894b3ee7ea409c6097f38f57eeae96c1e2e2", kill_on_drop: false }`
[INFO] [stderr]     Checking syn v2.0.77
[INFO] [stderr]     Checking msg_channel_macro v0.1.0-beat.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.09s
[INFO] running `Command { std: "docker" "inspect" "fd8e4df8698fdc9e71b043e1c76e894b3ee7ea409c6097f38f57eeae96c1e2e2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fd8e4df8698fdc9e71b043e1c76e894b3ee7ea409c6097f38f57eeae96c1e2e2", kill_on_drop: false }`
[INFO] [stdout] fd8e4df8698fdc9e71b043e1c76e894b3ee7ea409c6097f38f57eeae96c1e2e2
[INFO] checking msg_channel_macro-0.1.0-beat.3 against try#6289438dbad80b1a0029c66dd3f6abf57c2c51be for pr-126452-1
[INFO] extracting crate msg_channel_macro 0.1.0-beat.3 into /workspace/builds/worker-4-tc2/source
[INFO] validating manifest of crates.io crate msg_channel_macro 0.1.0-beat.3 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 msg_channel_macro 0.1.0-beat.3
[INFO] finished tweaking crates.io crate msg_channel_macro 0.1.0-beat.3
[INFO] tweaked toml for crates.io crate msg_channel_macro 0.1.0-beat.3 written to /workspace/builds/worker-4-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]     Updating crates.io index
[INFO] [stderr]      Locking 5 packages to latest compatible versions
[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-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 3d59b184dc2e0e19f55a426d2dffa58bb0731e6053a07660b66ea66aa5adc36f
[INFO] running `Command { std: "docker" "start" "-a" "3d59b184dc2e0e19f55a426d2dffa58bb0731e6053a07660b66ea66aa5adc36f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3d59b184dc2e0e19f55a426d2dffa58bb0731e6053a07660b66ea66aa5adc36f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3d59b184dc2e0e19f55a426d2dffa58bb0731e6053a07660b66ea66aa5adc36f", kill_on_drop: false }`
[INFO] [stdout] 3d59b184dc2e0e19f55a426d2dffa58bb0731e6053a07660b66ea66aa5adc36f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 3abf6225120a40c8b76c9e4a9c3afdf3ab38d32b82f6edec77a511c15aac737a
[INFO] running `Command { std: "docker" "start" "-a" "3abf6225120a40c8b76c9e4a9c3afdf3ab38d32b82f6edec77a511c15aac737a", kill_on_drop: false }`
[INFO] [stderr]     Checking syn v2.0.77
[INFO] [stderr]     Checking msg_channel_macro v0.1.0-beat.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.03s
[INFO] running `Command { std: "docker" "inspect" "3abf6225120a40c8b76c9e4a9c3afdf3ab38d32b82f6edec77a511c15aac737a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3abf6225120a40c8b76c9e4a9c3afdf3ab38d32b82f6edec77a511c15aac737a", kill_on_drop: false }`
[INFO] [stdout] 3abf6225120a40c8b76c9e4a9c3afdf3ab38d32b82f6edec77a511c15aac737a