[INFO] fetching crate anpp 2.0.0...
[INFO] checking anpp-2.0.0 against db8f076d2619ce2585b0380dda06e8da25a40da4 for pr-163699
[INFO] extracting crate anpp 2.0.0 into /workspace/builds/worker-2-tc1/source
[INFO] started tweaking crates.io crate anpp 2.0.0
[INFO] finished tweaking crates.io crate anpp 2.0.0
[INFO] tweaked toml for crates.io crate anpp 2.0.0 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate anpp 2.0.0 on toolchain db8f076d2619ce2585b0380dda06e8da25a40da4
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+db8f076d2619ce2585b0380dda06e8da25a40da4" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate anpp 2.0.0 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" "+db8f076d2619ce2585b0380dda06e8da25a40da4" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded walkdir v2.2.8
[INFO] [stderr]   Downloaded crossbeam-utils v0.6.5
[INFO] [stderr]   Downloaded serde v1.0.94
[INFO] [stderr]   Downloaded serde_derive v1.0.94
[INFO] [stderr]   Downloaded crossbeam-epoch v0.7.1
[INFO] [stderr]   Downloaded termion v1.5.3
[INFO] [stderr]   Downloaded regex-automata v0.1.7
[INFO] [stderr]   Downloaded bstr v0.2.1
[INFO] [stderr]   Downloaded libc v0.2.59
[INFO] [stderr]   Downloaded csv v1.1.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:77db811e55d90add9212f6832c23229e3de5f1c1f9905e8cb07319ea15df73ac" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 9acad687ce68bdd4cbdbe0738171e05b3510a4165d4523cd7127851b0d6fecde
[INFO] running `Command { std: "docker" "start" "9acad687ce68bdd4cbdbe0738171e05b3510a4165d4523cd7127851b0d6fecde", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9acad687ce68bdd4cbdbe0738171e05b3510a4165d4523cd7127851b0d6fecde", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "9acad687ce68bdd4cbdbe0738171e05b3510a4165d4523cd7127851b0d6fecde" "/opt/rustwide/cargo-home/bin/cargo" "+db8f076d2619ce2585b0380dda06e8da25a40da4" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9acad687ce68bdd4cbdbe0738171e05b3510a4165d4523cd7127851b0d6fecde", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "9acad687ce68bdd4cbdbe0738171e05b3510a4165d4523cd7127851b0d6fecde" "/opt/rustwide/cargo-home/bin/cargo" "+db8f076d2619ce2585b0380dda06e8da25a40da4" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.59
[INFO] [stderr]    Compiling byteorder v1.3.2
[INFO] [stderr]     Checking lazy_static v1.3.0
[INFO] [stderr]    Compiling arrayvec v0.4.10
[INFO] [stderr]    Compiling serde v1.0.94
[INFO] [stderr]     Checking nodrop v0.1.13
[INFO] [stderr]     Checking cfg-if v0.1.9
[INFO] [stderr]    Compiling ryu v1.0.0
[INFO] [stderr]    Compiling memchr v2.2.1
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]     Checking crossbeam-utils v0.6.5
[INFO] [stderr]     Checking memoffset v0.2.1
[INFO] [stderr]     Checking scopeguard v0.3.3
[INFO] [stderr]     Checking itoa v0.4.4
[INFO] [stderr]    Compiling autocfg v0.1.4
[INFO] [stderr]     Checking either v1.5.2
[INFO] [stderr]    Compiling rayon-core v1.5.0
[INFO] [stderr]     Checking rand_core v0.4.0
[INFO] [stderr]    Compiling syn v0.15.39
[INFO] [stderr]    Compiling bitflags v1.1.0
[INFO] [stderr]    Compiling num-traits v0.2.8
[INFO] [stderr]     Checking regex-automata v0.1.7
[INFO] [stderr]     Checking crossbeam-queue v0.1.2
[INFO] [stderr]     Checking crossbeam-epoch v0.7.1
[INFO] [stderr]    Compiling quote v0.6.12
[INFO] [stderr]     Checking num_cpus v1.10.1
[INFO] [stderr]     Checking unicode-width v0.1.5
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking rand_core v0.3.1
[INFO] [stderr]     Checking itertools v0.8.0
[INFO] [stderr]     Checking same-file v1.0.4
[INFO] [stderr]     Checking cast v0.2.2
[INFO] [stderr]     Checking csv-core v0.1.6
[INFO] [stderr]     Checking walkdir v2.2.8
[INFO] [stderr]     Checking crossbeam-deque v0.6.3
[INFO] [stderr]     Checking rand_xoshiro v0.1.0
[INFO] [stderr]     Checking clap v2.33.0
[INFO] [stderr]     Checking atty v0.2.11
[INFO] [stderr]     Checking rand_os v0.1.3
[INFO] [stderr]     Checking anpp v2.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking rayon v1.1.0
[INFO] [stderr]     Checking criterion-plot v0.3.1
[INFO] [stderr]    Compiling serde_derive v1.0.94
[INFO] [stderr]     Checking serde_json v1.0.40
[INFO] [stderr]     Checking bstr v0.2.1
[INFO] [stderr]     Checking csv v1.1.1
[INFO] [stderr]     Checking tinytemplate v1.0.2
[INFO] [stderr]     Checking criterion v0.2.11
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 24.35s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: criterion v0.2.11
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 6`
[INFO] running `Command { std: "docker" "inspect" "9acad687ce68bdd4cbdbe0738171e05b3510a4165d4523cd7127851b0d6fecde", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9acad687ce68bdd4cbdbe0738171e05b3510a4165d4523cd7127851b0d6fecde", kill_on_drop: false }`
[INFO] [stdout] 9acad687ce68bdd4cbdbe0738171e05b3510a4165d4523cd7127851b0d6fecde