[INFO] fetching crate emplace-init 0.0.1...
[INFO] checking emplace-init-0.0.1 against master#c3def263a44e07e09ae6d57abfc8650227fb4972 for pr-118920-1
[INFO] extracting crate emplace-init 0.0.1 into /workspace/builds/worker-6-tc1/source
[INFO] validating manifest of crates.io crate emplace-init 0.0.1 on toolchain c3def263a44e07e09ae6d57abfc8650227fb4972
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c3def263a44e07e09ae6d57abfc8650227fb4972" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate emplace-init 0.0.1
[INFO] finished tweaking crates.io crate emplace-init 0.0.1
[INFO] tweaked toml for crates.io crate emplace-init 0.0.1 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c3def263a44e07e09ae6d57abfc8650227fb4972" "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" "+c3def263a44e07e09ae6d57abfc8650227fb4972" "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-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+c3def263a44e07e09ae6d57abfc8650227fb4972" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c846c2bc2f9f5df6595da6f6fe6d4d1ae8562d499ad19987cba4c9134cd8b260
[INFO] running `Command { std: "docker" "start" "-a" "c846c2bc2f9f5df6595da6f6fe6d4d1ae8562d499ad19987cba4c9134cd8b260", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c846c2bc2f9f5df6595da6f6fe6d4d1ae8562d499ad19987cba4c9134cd8b260", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c846c2bc2f9f5df6595da6f6fe6d4d1ae8562d499ad19987cba4c9134cd8b260", kill_on_drop: false }`
[INFO] [stdout] c846c2bc2f9f5df6595da6f6fe6d4d1ae8562d499ad19987cba4c9134cd8b260
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+c3def263a44e07e09ae6d57abfc8650227fb4972" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 04ee23ae9a962062a43f672a469be3708aa6dcdb2ac2aed1971a361ff858c2a8
[INFO] running `Command { std: "docker" "start" "-a" "04ee23ae9a962062a43f672a469be3708aa6dcdb2ac2aed1971a361ff858c2a8", kill_on_drop: false }`
[INFO] [stderr]     Checking emplace-init v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.11s
[INFO] running `Command { std: "docker" "inspect" "04ee23ae9a962062a43f672a469be3708aa6dcdb2ac2aed1971a361ff858c2a8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "04ee23ae9a962062a43f672a469be3708aa6dcdb2ac2aed1971a361ff858c2a8", kill_on_drop: false }`
[INFO] [stdout] 04ee23ae9a962062a43f672a469be3708aa6dcdb2ac2aed1971a361ff858c2a8
[INFO] checking emplace-init-0.0.1 against try#3931cbb869e499bf6db1e4d580cc247efbf183df for pr-118920-1
[INFO] extracting crate emplace-init 0.0.1 into /workspace/builds/worker-6-tc2/source
[INFO] validating manifest of crates.io crate emplace-init 0.0.1 on toolchain 3931cbb869e499bf6db1e4d580cc247efbf183df
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+3931cbb869e499bf6db1e4d580cc247efbf183df" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate emplace-init 0.0.1
[INFO] finished tweaking crates.io crate emplace-init 0.0.1
[INFO] tweaked toml for crates.io crate emplace-init 0.0.1 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+3931cbb869e499bf6db1e4d580cc247efbf183df" "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" "+3931cbb869e499bf6db1e4d580cc247efbf183df" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+3931cbb869e499bf6db1e4d580cc247efbf183df" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b93958f3fd622d254905d18c40493d1a3125a8bf929ea3e898021c60e8402e96
[INFO] running `Command { std: "docker" "start" "-a" "b93958f3fd622d254905d18c40493d1a3125a8bf929ea3e898021c60e8402e96", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b93958f3fd622d254905d18c40493d1a3125a8bf929ea3e898021c60e8402e96", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b93958f3fd622d254905d18c40493d1a3125a8bf929ea3e898021c60e8402e96", kill_on_drop: false }`
[INFO] [stdout] b93958f3fd622d254905d18c40493d1a3125a8bf929ea3e898021c60e8402e96
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+3931cbb869e499bf6db1e4d580cc247efbf183df" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cf57535fec83f203e84d68a4b921bb5f8e9de088dc6850ba617e13190d5e534c
[INFO] running `Command { std: "docker" "start" "-a" "cf57535fec83f203e84d68a4b921bb5f8e9de088dc6850ba617e13190d5e534c", kill_on_drop: false }`
[INFO] [stderr]     Checking emplace-init v0.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] error: local ambiguity when calling macro `emplace`: multiple parsing options: built-in NTs expr ('_') or 1 other option.
[INFO] [stdout]    --> src/lib.rs:170:23
[INFO] [stdout]     |
[INFO] [stdout] 170 |                 other <- Mutex(0, "SharedState::other"),
[INFO] [stdout]     |                       ^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `emplace-init` (lib test) due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "cf57535fec83f203e84d68a4b921bb5f8e9de088dc6850ba617e13190d5e534c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cf57535fec83f203e84d68a4b921bb5f8e9de088dc6850ba617e13190d5e534c", kill_on_drop: false }`
[INFO] [stdout] cf57535fec83f203e84d68a4b921bb5f8e9de088dc6850ba617e13190d5e534c