[INFO] fetching crate rustygeard 0.8.0...
[INFO] checking rustygeard-0.8.0 against try#b2c2190fa7bf856bb0ed5e8806266e3a2135c6f8 for pr-78363
[INFO] extracting crate rustygeard 0.8.0 into /workspace/builds/worker-14/source
[INFO] validating manifest of crates.io crate rustygeard 0.8.0 on toolchain b2c2190fa7bf856bb0ed5e8806266e3a2135c6f8
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b2c2190fa7bf856bb0ed5e8806266e3a2135c6f8" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate rustygeard 0.8.0
[INFO] finished tweaking crates.io crate rustygeard 0.8.0
[INFO] tweaked toml for crates.io crate rustygeard 0.8.0 written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] crate crates.io crate rustygeard 0.8.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b2c2190fa7bf856bb0ed5e8806266e3a2135c6f8" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded hash_ring v0.1.7
[INFO] [stderr]   Downloaded wrappinghashset v0.4.1
[INFO] [stderr]   Downloaded rustygear v0.8.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+b2c2190fa7bf856bb0ed5e8806266e3a2135c6f8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 7c84c5ed18dc05345ce908deb5304793af021fb0a6a3aa771861f53ed39f4005
[INFO] running `Command { std: "docker" "start" "-a" "7c84c5ed18dc05345ce908deb5304793af021fb0a6a3aa771861f53ed39f4005", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7c84c5ed18dc05345ce908deb5304793af021fb0a6a3aa771861f53ed39f4005", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7c84c5ed18dc05345ce908deb5304793af021fb0a6a3aa771861f53ed39f4005", kill_on_drop: false }`
[INFO] [stdout] 7c84c5ed18dc05345ce908deb5304793af021fb0a6a3aa771861f53ed39f4005
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+b2c2190fa7bf856bb0ed5e8806266e3a2135c6f8" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2cbfa718cbdb2eda7bb4ef1191a1eaeccb8a826e03ce05e175f3769ef1f61cdc
[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" "2cbfa718cbdb2eda7bb4ef1191a1eaeccb8a826e03ce05e175f3769ef1f61cdc", kill_on_drop: false }`
[INFO] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]     Checking futures-core v0.3.4
[INFO] [stderr]    Compiling proc-macro-nested v0.1.4
[INFO] [stderr]    Compiling proc-macro-hack v0.5.15
[INFO] [stderr]     Checking pin-utils v0.1.0-alpha.4
[INFO] [stderr]     Checking arc-swap v0.4.5
[INFO] [stderr]     Checking ppv-lite86 v0.2.6
[INFO] [stderr]     Checking fnv v1.0.6
[INFO] [stderr]     Checking bytes v0.5.4
[INFO] [stderr]     Checking unicode-width v0.1.7
[INFO] [stderr]     Checking md5 v0.3.8
[INFO] [stderr]     Checking vec_map v0.8.1
[INFO] [stderr]     Checking wrappinghashset v0.4.1
[INFO] [stderr]     Checking tower-service v0.3.0
[INFO] [stderr]     Checking net2 v0.2.33
[INFO] [stderr]     Checking getrandom v0.1.14
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking aho-corasick v0.7.10
[INFO] [stderr]    Compiling proc-macro2 v1.0.10
[INFO] [stderr]     Checking hash_ring v0.1.7
[INFO] [stderr]     Checking signal-hook-registry v1.2.0
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking futures-channel v0.3.4
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking clap v2.33.0
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking mio v0.6.21
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]    Compiling quote v1.0.3
[INFO] [stderr]     Checking mio-uds v0.6.7
[INFO] [stderr]     Checking regex v1.3.6
[INFO] [stderr]    Compiling syn v1.0.17
[INFO] [stderr]     Checking uuid v0.8.1
[INFO] [stderr]     Checking env_logger v0.7.1
[INFO] [stderr]    Compiling futures-macro v0.3.4
[INFO] [stderr]    Compiling tokio-macros v0.2.5
[INFO] [stderr]     Checking tokio v0.2.18
[INFO] [stderr]     Checking futures-util v0.3.4
[INFO] [stderr]     Checking futures-executor v0.3.4
[INFO] [stderr]     Checking futures v0.3.4
[INFO] [stderr]     Checking tokio-util v0.3.1
[INFO] [stderr]     Checking rustygear v0.8.0
[INFO] [stderr]     Checking rustygeard v0.8.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 44.15s
[INFO] running `Command { std: "docker" "inspect" "2cbfa718cbdb2eda7bb4ef1191a1eaeccb8a826e03ce05e175f3769ef1f61cdc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2cbfa718cbdb2eda7bb4ef1191a1eaeccb8a826e03ce05e175f3769ef1f61cdc", kill_on_drop: false }`
[INFO] [stdout] 2cbfa718cbdb2eda7bb4ef1191a1eaeccb8a826e03ce05e175f3769ef1f61cdc