[INFO] fetching crate integer-encoding 4.0.0...
[INFO] checking integer-encoding-4.0.0 against master#020bbe46bdf613c0b8211984eaa8e5fe97d6c92d for pr-122960
[INFO] extracting crate integer-encoding 4.0.0 into /workspace/builds/worker-1-tc1/source
[INFO] validating manifest of crates.io crate integer-encoding 4.0.0 on toolchain 020bbe46bdf613c0b8211984eaa8e5fe97d6c92d
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+020bbe46bdf613c0b8211984eaa8e5fe97d6c92d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate integer-encoding 4.0.0
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate integer-encoding 4.0.0
[INFO] tweaked toml for crates.io crate integer-encoding 4.0.0 written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] crate crates.io crate integer-encoding 4.0.0 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" "+020bbe46bdf613c0b8211984eaa8e5fe97d6c92d" "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 proc-macro2 v1.0.39
[INFO] [stderr]   Downloaded unicode-ident v1.0.0
[INFO] [stderr]   Downloaded once_cell v1.11.0
[INFO] [stderr]   Downloaded futures-macro v0.3.21
[INFO] [stderr]   Downloaded async-trait v0.1.53
[INFO] [stderr]   Downloaded syn v1.0.95
[INFO] [stderr]   Downloaded bencher v0.1.5
[INFO] [stderr]   Downloaded libc v0.2.126
[INFO] [stderr]   Downloaded tokio v1.18.2
[INFO] [stderr]   Downloaded futures-core v0.3.21
[INFO] [stderr]   Downloaded futures-io v0.3.21
[INFO] [stderr]   Downloaded futures-task v0.3.21
[INFO] [stderr]   Downloaded slab v0.4.6
[INFO] [stderr]   Downloaded futures-util v0.3.21
[INFO] [stderr]   Downloaded bytes v1.1.0
[INFO] [stderr]   Downloaded memchr v2.5.0
[INFO] [stderr]   Downloaded hermit-abi v0.1.19
[INFO] [stderr]   Downloaded num_cpus v1.13.1
[INFO] [stderr]   Downloaded pin-project-lite v0.2.9
[INFO] [stderr]   Downloaded quote v1.0.18
[INFO] [stderr]   Downloaded tokio-macros v1.7.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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" "+020bbe46bdf613c0b8211984eaa8e5fe97d6c92d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1a68dbb2a614cd49bdbc848f494e059cc2a99e53e8b1e43c90e9f9f7d1cb9b48
[INFO] running `Command { std: "docker" "start" "-a" "1a68dbb2a614cd49bdbc848f494e059cc2a99e53e8b1e43c90e9f9f7d1cb9b48", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1a68dbb2a614cd49bdbc848f494e059cc2a99e53e8b1e43c90e9f9f7d1cb9b48", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1a68dbb2a614cd49bdbc848f494e059cc2a99e53e8b1e43c90e9f9f7d1cb9b48", kill_on_drop: false }`
[INFO] [stdout] 1a68dbb2a614cd49bdbc848f494e059cc2a99e53e8b1e43c90e9f9f7d1cb9b48
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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" "+020bbe46bdf613c0b8211984eaa8e5fe97d6c92d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6dcfc40e234387c689163f70a323670893c6bbfe85bb78d61488cc85da9046b1
[INFO] running `Command { std: "docker" "start" "-a" "6dcfc40e234387c689163f70a323670893c6bbfe85bb78d61488cc85da9046b1", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.39
[INFO] [stderr]    Compiling unicode-ident v1.0.0
[INFO] [stderr]    Compiling libc v0.2.126
[INFO] [stderr]    Compiling syn v1.0.95
[INFO] [stderr]     Checking pin-project-lite v0.2.9
[INFO] [stderr]     Checking once_cell v1.11.0
[INFO] [stderr]     Checking bencher v0.1.5
[INFO] [stderr]     Checking integer-encoding v4.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling quote v1.0.18
[INFO] [stderr]     Checking num_cpus v1.13.1
[INFO] [stderr]    Compiling tokio-macros v1.7.0
[INFO] [stderr]     Checking tokio v1.18.2
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.61s
[INFO] running `Command { std: "docker" "inspect" "6dcfc40e234387c689163f70a323670893c6bbfe85bb78d61488cc85da9046b1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6dcfc40e234387c689163f70a323670893c6bbfe85bb78d61488cc85da9046b1", kill_on_drop: false }`
[INFO] [stdout] 6dcfc40e234387c689163f70a323670893c6bbfe85bb78d61488cc85da9046b1