[INFO] fetching crate v_latexescape 0.12.1...
[INFO] checking v_latexescape-0.12.1 against master#dfd7b8d03fb93d0e03147d28b3be6d93260fa94d for pr-87050
[INFO] extracting crate v_latexescape 0.12.1 into /workspace/builds/worker-12/source
[INFO] validating manifest of crates.io crate v_latexescape 0.12.1 on toolchain dfd7b8d03fb93d0e03147d28b3be6d93260fa94d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate v_latexescape 0.12.1
[INFO] finished tweaking crates.io crate v_latexescape 0.12.1
[INFO] tweaked toml for crates.io crate v_latexescape 0.12.1 written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "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-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ad989e4f72730d9bccf8ce9e39039920a446f371791729ec0f59ca069eb338f2
[INFO] running `Command { std: "docker" "start" "-a" "ad989e4f72730d9bccf8ce9e39039920a446f371791729ec0f59ca069eb338f2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ad989e4f72730d9bccf8ce9e39039920a446f371791729ec0f59ca069eb338f2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ad989e4f72730d9bccf8ce9e39039920a446f371791729ec0f59ca069eb338f2", kill_on_drop: false }`
[INFO] [stdout] ad989e4f72730d9bccf8ce9e39039920a446f371791729ec0f59ca069eb338f2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a902f993eca2a6d4fcdf134044a0349df133a6d2bc4b0b0e2c8f985abd26cdb9
[INFO] running `Command { std: "docker" "start" "-a" "a902f993eca2a6d4fcdf134044a0349df133a6d2bc4b0b0e2c8f985abd26cdb9", kill_on_drop: false }`
[INFO] [stderr]    Compiling v_escape v0.16.1
[INFO] [stderr]    Compiling v_latexescape v0.12.1 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling nom v4.2.3
[INFO] [stderr]    Compiling memchr v2.4.0
[INFO] [stderr]     Checking buf-min v0.6.1
[INFO] [stderr]    Compiling syn v1.0.74
[INFO] [stderr]    Compiling v_escape_derive v0.8.4
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 10.08s
[INFO] running `Command { std: "docker" "inspect" "a902f993eca2a6d4fcdf134044a0349df133a6d2bc4b0b0e2c8f985abd26cdb9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a902f993eca2a6d4fcdf134044a0349df133a6d2bc4b0b0e2c8f985abd26cdb9", kill_on_drop: false }`
[INFO] [stdout] a902f993eca2a6d4fcdf134044a0349df133a6d2bc4b0b0e2c8f985abd26cdb9