[INFO] fetching crate anpp 2.0.0...
[INFO] checking anpp-2.0.0 against try#45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4 for pr-83744
[INFO] extracting crate anpp 2.0.0 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate anpp 2.0.0 on toolchain 45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[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-7/source/Cargo.toml
[INFO] crate crates.io crate anpp 2.0.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "rustops/crates-build-env@sha256:c46a2d1a26fb48b37929c74ca49dd9409f2375a0a3bdb8fe07617f3ffccaa889" "/opt/rustwide/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a571d2f8d274c166065d5a0edfcef7dbe7fcb9cba02f5170abef3bb058169d87
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "a571d2f8d274c166065d5a0edfcef7dbe7fcb9cba02f5170abef3bb058169d87", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a571d2f8d274c166065d5a0edfcef7dbe7fcb9cba02f5170abef3bb058169d87", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a571d2f8d274c166065d5a0edfcef7dbe7fcb9cba02f5170abef3bb058169d87", kill_on_drop: false }`
[INFO] [stdout] a571d2f8d274c166065d5a0edfcef7dbe7fcb9cba02f5170abef3bb058169d87
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "rustops/crates-build-env@sha256:c46a2d1a26fb48b37929c74ca49dd9409f2375a0a3bdb8fe07617f3ffccaa889" "/opt/rustwide/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1ee0b815d08998260991675cad61582ad9e00effd7f1bbb4981f013968453ebc
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "1ee0b815d08998260991675cad61582ad9e00effd7f1bbb4981f013968453ebc", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.59
[INFO] [stderr]     Checking lazy_static v1.3.0
[INFO] [stderr]    Compiling arrayvec v0.4.10
[INFO] [stderr]     Checking cfg-if v0.1.9
[INFO] [stderr]     Checking nodrop v0.1.13
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling memchr v2.2.1
[INFO] [stderr]     Checking scopeguard v0.3.3
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]     Checking memoffset v0.2.1
[INFO] [stderr]    Compiling rayon-core v1.5.0
[INFO] [stderr]     Checking either v1.5.2
[INFO] [stderr]    Compiling syn v0.15.39
[INFO] [stderr]    Compiling bitflags v1.1.0
[INFO] [stderr]     Checking rand_core v0.4.0
[INFO] [stderr]    Compiling autocfg v0.1.4
[INFO] [stderr]     Checking unicode-width v0.1.5
[INFO] [stderr]     Checking same-file v1.0.4
[INFO] [stderr]     Checking cast v0.2.2
[INFO] [stderr]     Checking crossbeam-utils v0.6.5
[INFO] [stderr]     Checking regex-automata v0.1.7
[INFO] [stderr]     Checking itertools v0.8.0
[INFO] [stderr]     Checking tinytemplate v1.0.2
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking walkdir v2.2.8
[INFO] [stderr]     Checking rand_core v0.3.1
[INFO] [stderr]     Checking rand_xoshiro v0.1.0
[INFO] [stderr]     Checking crossbeam-queue v0.1.2
[INFO] [stderr]    Compiling num-traits v0.2.8
[INFO] [stderr]     Checking clap v2.33.0
[INFO] [stderr]     Checking criterion-plot v0.3.1
[INFO] [stderr]     Checking crossbeam-epoch v0.7.1
[INFO] [stderr]     Checking anpp v2.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling quote v0.6.12
[INFO] [stderr]     Checking num_cpus v1.10.1
[INFO] [stderr]     Checking rand_os v0.1.3
[INFO] [stderr]     Checking atty v0.2.11
[INFO] [stderr]     Checking crossbeam-deque v0.6.3
[INFO] [stderr]     Checking csv-core v0.1.6
[INFO] [stderr]     Checking bstr v0.2.1
[INFO] [stderr]     Checking rayon v1.1.0
[INFO] [stderr]     Checking csv v1.1.1
[INFO] [stderr]    Compiling serde_derive v1.0.94
[INFO] [stderr]     Checking criterion v0.2.11
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 20.77s
[INFO] running `Command { std: "docker" "inspect" "1ee0b815d08998260991675cad61582ad9e00effd7f1bbb4981f013968453ebc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1ee0b815d08998260991675cad61582ad9e00effd7f1bbb4981f013968453ebc", kill_on_drop: false }`
[INFO] [stdout] 1ee0b815d08998260991675cad61582ad9e00effd7f1bbb4981f013968453ebc