[INFO] fetching crate flexgen 0.4.5...
[INFO] checking flexgen-0.4.5 against master#ab869e094a907cc5d19b4080f22eccaf347f1f95 for pr-129604
[INFO] extracting crate flexgen 0.4.5 into /workspace/builds/worker-6-tc1/source
[INFO] validating manifest of crates.io crate flexgen 0.4.5 on toolchain ab869e094a907cc5d19b4080f22eccaf347f1f95
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate flexgen 0.4.5
[INFO] finished tweaking crates.io crate flexgen 0.4.5
[INFO] tweaked toml for crates.io crate flexgen 0.4.5 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] crate crates.io crate flexgen 0.4.5 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded use-builder v0.1.0
[INFO] [stderr]   Downloaded quote-doctest v0.3.2
[INFO] [stderr]   Downloaded prettyplease v0.1.9
[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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d3c192551c76a06e8043f0ecbe457875e38a41c3dd6195f02bf058d7fa020f8b
[INFO] running `Command { std: "docker" "start" "-a" "d3c192551c76a06e8043f0ecbe457875e38a41c3dd6195f02bf058d7fa020f8b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d3c192551c76a06e8043f0ecbe457875e38a41c3dd6195f02bf058d7fa020f8b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d3c192551c76a06e8043f0ecbe457875e38a41c3dd6195f02bf058d7fa020f8b", kill_on_drop: false }`
[INFO] [stdout] d3c192551c76a06e8043f0ecbe457875e38a41c3dd6195f02bf058d7fa020f8b
[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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a9f5614dcf7b480346f6cc227992945686c0ffa849b8ae997ea2ada0fdd62f36
[INFO] running `Command { std: "docker" "start" "-a" "a9f5614dcf7b480346f6cc227992945686c0ffa849b8ae997ea2ada0fdd62f36", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.37
[INFO] [stderr]    Compiling syn v1.0.91
[INFO] [stderr]     Checking unicode-xid v0.2.2
[INFO] [stderr]    Compiling serde_derive v1.0.136
[INFO] [stderr]    Compiling serde v1.0.136
[INFO] [stderr]    Compiling indexmap v1.8.1
[INFO] [stderr]     Checking ansi_term v0.12.1
[INFO] [stderr]     Checking diff v0.1.12
[INFO] [stderr]     Checking heck v0.4.0
[INFO] [stderr]     Checking pretty_assertions v1.2.1
[INFO] [stderr]    Compiling quote v1.0.18
[INFO] [stderr]    Compiling thiserror-impl v1.0.30
[INFO] [stderr]     Checking thiserror v1.0.30
[INFO] [stderr]     Checking prettyplease v0.1.9
[INFO] [stderr]     Checking use-builder v0.1.0
[INFO] [stderr]     Checking rust-format v0.3.4
[INFO] [stderr]     Checking quote-doctest v0.3.2
[INFO] [stderr]     Checking toml v0.5.9
[INFO] [stderr]     Checking flexstr v0.9.2
[INFO] [stderr]     Checking flexgen v0.4.5 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 12.96s
[INFO] running `Command { std: "docker" "inspect" "a9f5614dcf7b480346f6cc227992945686c0ffa849b8ae997ea2ada0fdd62f36", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a9f5614dcf7b480346f6cc227992945686c0ffa849b8ae997ea2ada0fdd62f36", kill_on_drop: false }`
[INFO] [stdout] a9f5614dcf7b480346f6cc227992945686c0ffa849b8ae997ea2ada0fdd62f36