[INFO] fetching crate vole 0.1.1...
[INFO] checking vole-0.1.1 against master#1f12b9b0fdbe735968ac002792a720f0ba4faca6 for crater-rollup-uwu
[INFO] extracting crate vole 0.1.1 into /workspace/builds/worker-1-tc1/source
[INFO] validating manifest of crates.io crate vole 0.1.1 on toolchain 1f12b9b0fdbe735968ac002792a720f0ba4faca6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate vole 0.1.1
[INFO] finished tweaking crates.io crate vole 0.1.1
[INFO] tweaked toml for crates.io crate vole 0.1.1 written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] crate crates.io crate vole 0.1.1 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" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded smallbitvec v2.5.1
[INFO] [stderr]   Downloaded test-log v0.2.10
[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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 75bbe2dc3724d9d4183a9cff13cfc9b2ec3673490eefd3b8bec1965abc20f7f8
[INFO] running `Command { std: "docker" "start" "-a" "75bbe2dc3724d9d4183a9cff13cfc9b2ec3673490eefd3b8bec1965abc20f7f8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "75bbe2dc3724d9d4183a9cff13cfc9b2ec3673490eefd3b8bec1965abc20f7f8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "75bbe2dc3724d9d4183a9cff13cfc9b2ec3673490eefd3b8bec1965abc20f7f8", kill_on_drop: false }`
[INFO] [stdout] 75bbe2dc3724d9d4183a9cff13cfc9b2ec3673490eefd3b8bec1965abc20f7f8
[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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a8f05247595aebc8e5c6cd80a5e00b7628cfd2737423f9f52c51f2de8a1902a1
[INFO] running `Command { std: "docker" "start" "-a" "a8f05247595aebc8e5c6cd80a5e00b7628cfd2737423f9f52c51f2de8a1902a1", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.39
[INFO] [stderr]    Compiling unicode-ident v1.0.0
[INFO] [stderr]    Compiling syn v1.0.95
[INFO] [stderr]    Compiling libc v0.2.126
[INFO] [stderr]    Compiling serde_derive v1.0.137
[INFO] [stderr]    Compiling serde v1.0.137
[INFO] [stderr]    Compiling crossbeam-utils v0.8.8
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]     Checking regex-syntax v0.6.25
[INFO] [stderr]     Checking ryu v1.0.10
[INFO] [stderr]    Compiling serde_json v1.0.81
[INFO] [stderr]     Checking tracing-core v0.1.26
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]     Checking ansi_term v0.12.1
[INFO] [stderr]    Compiling semver v1.0.9
[INFO] [stderr]     Checking itoa v1.0.2
[INFO] [stderr]    Compiling quote v1.0.18
[INFO] [stderr]     Checking crossbeam-channel v0.5.4
[INFO] [stderr]     Checking either v1.6.1
[INFO] [stderr]     Checking unicode-width v0.1.9
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking time v0.1.43
[INFO] [stderr]     Checking getrandom v0.2.6
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.8
[INFO] [stderr]     Checking strsim v0.8.0
[INFO] [stderr]     Checking once_cell v1.10.0
[INFO] [stderr]    Compiling unicode-segmentation v1.9.0
[INFO] [stderr]     Checking vec_map v0.8.2
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]     Checking pin-project-lite v0.2.9
[INFO] [stderr]     Checking thread_local v1.1.4
[INFO] [stderr]     Checking clap v2.34.0
[INFO] [stderr]    Compiling rustc_version v0.4.0
[INFO] [stderr]     Checking tracing-log v0.1.3
[INFO] [stderr]     Checking rand_core v0.6.3
[INFO] [stderr]    Compiling heck v0.3.3
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]     Checking itertools v0.10.3
[INFO] [stderr]     Checking sharded-slab v0.1.4
[INFO] [stderr]     Checking regex-automata v0.1.10
[INFO] [stderr]     Checking regex v1.5.5
[INFO] [stderr]    Compiling indexmap v1.8.1
[INFO] [stderr]    Compiling rayon-core v1.9.3
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]     Checking ppv-lite86 v0.2.16
[INFO] [stderr]     Checking smallvec v1.8.0
[INFO] [stderr]    Compiling anyhow v1.0.57
[INFO] [stderr]     Checking matchers v0.0.1
[INFO] [stderr]    Compiling cast v0.2.7
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking hashbrown v0.11.2
[INFO] [stderr]     Checking crossbeam-deque v0.8.1
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking num_cpus v1.13.1
[INFO] [stderr]     Checking cpu-time v1.0.0
[INFO] [stderr]    Compiling rayon v1.5.3
[INFO] [stderr]     Checking smallbitvec v2.5.1
[INFO] [stderr]     Checking plotters-backend v0.3.2
[INFO] [stderr]     Checking csv-core v0.1.10
[INFO] [stderr]     Checking half v1.8.2
[INFO] [stderr]     Checking itoa v0.4.8
[INFO] [stderr]     Checking criterion-plot v0.4.4
[INFO] [stderr]     Checking walkdir v2.3.2
[INFO] [stderr]     Checking plotters-svg v0.3.1
[INFO] [stderr]     Checking oorandom v11.1.3
[INFO] [stderr]     Checking plotters v0.3.1
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling tracing-attributes v0.1.21
[INFO] [stderr]    Compiling structopt-derive v0.4.18
[INFO] [stderr]    Compiling test-log v0.2.10
[INFO] [stderr]     Checking structopt v0.3.26
[INFO] [stderr]     Checking tracing v0.1.34
[INFO] [stderr]     Checking tracing-serde v0.1.3
[INFO] [stderr]     Checking bstr v0.2.17
[INFO] [stderr]     Checking serde_cbor v0.11.2
[INFO] [stderr]     Checking csv v1.1.6
[INFO] [stderr]     Checking tracing-subscriber v0.2.25
[INFO] [stderr]     Checking tinytemplate v1.2.1
[INFO] [stderr]     Checking criterion v0.3.5
[INFO] [stderr]     Checking tracing-appender v0.1.2
[INFO] [stderr]     Checking vole v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 11.42s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: criterion v0.3.5
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1`
[INFO] running `Command { std: "docker" "inspect" "a8f05247595aebc8e5c6cd80a5e00b7628cfd2737423f9f52c51f2de8a1902a1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a8f05247595aebc8e5c6cd80a5e00b7628cfd2737423f9f52c51f2de8a1902a1", kill_on_drop: false }`
[INFO] [stdout] a8f05247595aebc8e5c6cd80a5e00b7628cfd2737423f9f52c51f2de8a1902a1