[INFO] fetching crate cabot 0.7.1...
[INFO] checking cabot-0.7.1 against master#195ad4830e11a544391abe296b146450dea8411b for pr-82781
[INFO] extracting crate cabot 0.7.1 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate cabot 0.7.1 on toolchain 195ad4830e11a544391abe296b146450dea8411b
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+195ad4830e11a544391abe296b146450dea8411b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate cabot 0.7.1
[INFO] finished tweaking crates.io crate cabot 0.7.1
[INFO] tweaked toml for crates.io crate cabot 0.7.1 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate crates.io crate cabot 0.7.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+195ad4830e11a544391abe296b146450dea8411b" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+195ad4830e11a544391abe296b146450dea8411b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] efb628f30b6a3c7532db99161e4db6d1b012c9f1ec096b8d8eb6289b65180bfc
[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" "efb628f30b6a3c7532db99161e4db6d1b012c9f1ec096b8d8eb6289b65180bfc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "efb628f30b6a3c7532db99161e4db6d1b012c9f1ec096b8d8eb6289b65180bfc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "efb628f30b6a3c7532db99161e4db6d1b012c9f1ec096b8d8eb6289b65180bfc", kill_on_drop: false }`
[INFO] [stdout] efb628f30b6a3c7532db99161e4db6d1b012c9f1ec096b8d8eb6289b65180bfc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+195ad4830e11a544391abe296b146450dea8411b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a673e8f6f22fdbc7825ad6c78ffdaaf88dd5e58f4db84f95021fe2b0090c44ed
[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" "a673e8f6f22fdbc7825ad6c78ffdaaf88dd5e58f4db84f95021fe2b0090c44ed", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling libc v0.2.84
[INFO] [stderr]     Checking futures-io v0.3.12
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]     Checking cache-padded v1.1.1
[INFO] [stderr]    Compiling proc-macro-hack v0.5.19
[INFO] [stderr]     Checking waker-fn v1.1.0
[INFO] [stderr]     Checking fastrand v1.4.0
[INFO] [stderr]     Checking event-listener v2.5.1
[INFO] [stderr]     Checking parking v2.0.0
[INFO] [stderr]     Checking async-task v4.0.3
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]     Checking vec-arena v1.0.0
[INFO] [stderr]     Checking matches v0.1.8
[INFO] [stderr]     Checking futures-sink v0.3.12
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking unicode-width v0.1.8
[INFO] [stderr]     Checking base64 v0.11.0
[INFO] [stderr]     Checking vec_map v0.8.2
[INFO] [stderr]     Checking strsim v0.8.0
[INFO] [stderr]     Checking ansi_term v0.11.0
[INFO] [stderr]     Checking futures-task v0.3.12
[INFO] [stderr]     Checking unicode-bidi v0.3.4
[INFO] [stderr]     Checking tinyvec v1.1.1
[INFO] [stderr]     Checking form_urlencoded v1.0.0
[INFO] [stderr]     Checking concurrent-queue v1.2.2
[INFO] [stderr]     Checking futures-channel v0.3.12
[INFO] [stderr]     Checking async-mutex v1.4.0
[INFO] [stderr]     Checking async-lock v2.3.0
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking futures-lite v1.11.3
[INFO] [stderr]     Checking async-channel v1.5.1
[INFO] [stderr]    Compiling crossbeam-utils v0.8.1
[INFO] [stderr]     Checking ring v0.16.19
[INFO] [stderr]     Checking nb-connect v1.0.2
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]    Compiling quote v1.0.8
[INFO] [stderr]     Checking unicode-normalization v0.1.16
[INFO] [stderr]    Compiling syn v1.0.60
[INFO] [stderr]     Checking async-executor v1.4.0
[INFO] [stderr]     Checking blocking v1.0.2
[INFO] [stderr]     Checking webpki v0.21.4
[INFO] [stderr]     Checking sct v0.6.0
[INFO] [stderr]     Checking idna v0.2.0
[INFO] [stderr]     Checking webpki-roots v0.19.0
[INFO] [stderr]     Checking url v2.2.0
[INFO] [stderr]    Compiling ctor v0.1.18
[INFO] [stderr]    Compiling futures-macro v0.3.12
[INFO] [stderr]    Compiling async-attributes v1.1.2
[INFO] [stderr]     Checking value-bag v1.0.0-alpha.6
[INFO] [stderr]     Checking log v0.4.14
[INFO] [stderr]     Checking futures-util v0.3.12
[INFO] [stderr]     Checking polling v2.0.2
[INFO] [stderr]     Checking kv-log-macro v1.0.7
[INFO] [stderr]     Checking rustls v0.17.0
[INFO] [stderr]     Checking async-io v1.3.1
[INFO] [stderr]     Checking async-global-executor v2.0.2
[INFO] [stderr]     Checking async-std v1.9.0
[INFO] [stderr]     Checking futures-executor v0.3.12
[INFO] [stderr]     Checking futures v0.3.12
[INFO] [stderr]     Checking cabot v0.7.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 41.49s
[INFO] running `Command { std: "docker" "inspect" "a673e8f6f22fdbc7825ad6c78ffdaaf88dd5e58f4db84f95021fe2b0090c44ed", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a673e8f6f22fdbc7825ad6c78ffdaaf88dd5e58f4db84f95021fe2b0090c44ed", kill_on_drop: false }`
[INFO] [stdout] a673e8f6f22fdbc7825ad6c78ffdaaf88dd5e58f4db84f95021fe2b0090c44ed