[INFO] fetching crate ltv_derive 0.2.8...
[INFO] checking ltv_derive-0.2.8 against master#506512391b1a75ae450d36c9420978402a91abcc for pr-125384
[INFO] extracting crate ltv_derive 0.2.8 into /workspace/builds/worker-0-tc1/source
[INFO] validating manifest of crates.io crate ltv_derive 0.2.8 on toolchain 506512391b1a75ae450d36c9420978402a91abcc
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+506512391b1a75ae450d36c9420978402a91abcc" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate ltv_derive 0.2.8
[INFO] finished tweaking crates.io crate ltv_derive 0.2.8
[INFO] tweaked toml for crates.io crate ltv_derive 0.2.8 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" "+506512391b1a75ae450d36c9420978402a91abcc" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 8 packages to latest compatible versions
[INFO] [stderr]       Adding syn v1.0.109 (latest: v2.0.66)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+506512391b1a75ae450d36c9420978402a91abcc" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded ltv_derive_impl v0.2.11
[INFO] [stderr]   Downloaded ltv v0.2.21
[INFO] [stderr]   Downloaded ltv_derive v0.2.8
[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:beeedbb442662e57d416641ecc3200b38e573c25b057896194468d05594dd835" "/opt/rustwide/cargo-home/bin/cargo" "+506512391b1a75ae450d36c9420978402a91abcc" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 47566205da6a29d58900a9e2e09781b2a37a18d840442fcfd09892eedff64fb7
[INFO] running `Command { std: "docker" "start" "-a" "47566205da6a29d58900a9e2e09781b2a37a18d840442fcfd09892eedff64fb7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "47566205da6a29d58900a9e2e09781b2a37a18d840442fcfd09892eedff64fb7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "47566205da6a29d58900a9e2e09781b2a37a18d840442fcfd09892eedff64fb7", kill_on_drop: false }`
[INFO] [stdout] 47566205da6a29d58900a9e2e09781b2a37a18d840442fcfd09892eedff64fb7
[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=allow" "-e" "RUSTDOCFLAGS=--cap-lints=allow" "-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:beeedbb442662e57d416641ecc3200b38e573c25b057896194468d05594dd835" "/opt/rustwide/cargo-home/bin/cargo" "+506512391b1a75ae450d36c9420978402a91abcc" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 52c0a925f9036c03c3ad084c80bcd941939018e384f759c715b0f7a07e4dad28
[INFO] running `Command { std: "docker" "start" "-a" "52c0a925f9036c03c3ad084c80bcd941939018e384f759c715b0f7a07e4dad28", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling ltv_derive_impl v0.2.11
[INFO] [stdout] error[E0557]: feature has been removed
[INFO] [stdout]  --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/ltv_derive_impl-0.2.11/src/lib.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(const_generics)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^^ feature has been removed
[INFO] [stdout]   |
[INFO] [stdout]   = note: removed in favor of `#![feature(adt_const_params)]` and `#![feature(generic_const_exprs)]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0557`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `ltv_derive_impl` (lib) due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "52c0a925f9036c03c3ad084c80bcd941939018e384f759c715b0f7a07e4dad28", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "52c0a925f9036c03c3ad084c80bcd941939018e384f759c715b0f7a07e4dad28", kill_on_drop: false }`
[INFO] [stdout] 52c0a925f9036c03c3ad084c80bcd941939018e384f759c715b0f7a07e4dad28
[INFO] checking ltv_derive-0.2.8 against try#dae34b759e282c069aa28752564694effd121a63 for pr-125384
[INFO] extracting crate ltv_derive 0.2.8 into /workspace/builds/worker-0-tc2/source
[INFO] validating manifest of crates.io crate ltv_derive 0.2.8 on toolchain dae34b759e282c069aa28752564694effd121a63
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dae34b759e282c069aa28752564694effd121a63" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate ltv_derive 0.2.8
[INFO] finished tweaking crates.io crate ltv_derive 0.2.8
[INFO] tweaked toml for crates.io crate ltv_derive 0.2.8 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" "+dae34b759e282c069aa28752564694effd121a63" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 8 packages to latest compatible versions
[INFO] [stderr]       Adding syn v1.0.109 (latest: v2.0.66)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dae34b759e282c069aa28752564694effd121a63" "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:beeedbb442662e57d416641ecc3200b38e573c25b057896194468d05594dd835" "/opt/rustwide/cargo-home/bin/cargo" "+dae34b759e282c069aa28752564694effd121a63" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0feeb121f3e28c9eeae539d6db52c3c48fb108238d119fee9fefba66ac9fe5e9
[INFO] running `Command { std: "docker" "start" "-a" "0feeb121f3e28c9eeae539d6db52c3c48fb108238d119fee9fefba66ac9fe5e9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0feeb121f3e28c9eeae539d6db52c3c48fb108238d119fee9fefba66ac9fe5e9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0feeb121f3e28c9eeae539d6db52c3c48fb108238d119fee9fefba66ac9fe5e9", kill_on_drop: false }`
[INFO] [stdout] 0feeb121f3e28c9eeae539d6db52c3c48fb108238d119fee9fefba66ac9fe5e9
[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=allow" "-e" "RUSTDOCFLAGS=--cap-lints=allow" "-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:beeedbb442662e57d416641ecc3200b38e573c25b057896194468d05594dd835" "/opt/rustwide/cargo-home/bin/cargo" "+dae34b759e282c069aa28752564694effd121a63" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] eef847f086e382ee1ecc4b852a2170d1f5953470007e4e8d09c09e3b9fb20efa
[INFO] running `Command { std: "docker" "start" "-a" "eef847f086e382ee1ecc4b852a2170d1f5953470007e4e8d09c09e3b9fb20efa", kill_on_drop: false }`
[INFO] [stderr] Copying to /tmp/fixit
[INFO] [stderr] skipping non-2021 edition `2018`
[INFO] running `Command { std: "docker" "inspect" "eef847f086e382ee1ecc4b852a2170d1f5953470007e4e8d09c09e3b9fb20efa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eef847f086e382ee1ecc4b852a2170d1f5953470007e4e8d09c09e3b9fb20efa", kill_on_drop: false }`
[INFO] [stdout] eef847f086e382ee1ecc4b852a2170d1f5953470007e4e8d09c09e3b9fb20efa