[INFO] fetching crate cargo-update 8.0.0...
[INFO] checking cargo-update-8.0.0 against master#936f2600b6c903b04387f74ed5cbce88bb06d243 for pr-91141
[INFO] extracting crate cargo-update 8.0.0 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate cargo-update 8.0.0 on toolchain 936f2600b6c903b04387f74ed5cbce88bb06d243
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate cargo-update 8.0.0
[INFO] finished tweaking crates.io crate cargo-update 8.0.0
[INFO] tweaked toml for crates.io crate cargo-update 8.0.0 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate crates.io crate cargo-update 8.0.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 80a6e15c14857ca1bc70d1a9b309c46a8c2befbfe1531b484c1f8698a976a668
[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" "80a6e15c14857ca1bc70d1a9b309c46a8c2befbfe1531b484c1f8698a976a668", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "80a6e15c14857ca1bc70d1a9b309c46a8c2befbfe1531b484c1f8698a976a668", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "80a6e15c14857ca1bc70d1a9b309c46a8c2befbfe1531b484c1f8698a976a668", kill_on_drop: false }`
[INFO] [stdout] 80a6e15c14857ca1bc70d1a9b309c46a8c2befbfe1531b484c1f8698a976a668
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "check" "--frozen" "--all" "--all-targets" "--message-format=json", 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] c5a6d11f9baedb5da3b8e44b59b58b9f06ead356542787f8187ebdeb3114f3bd
[INFO] running `Command { std: "docker" "start" "-a" "c5a6d11f9baedb5da3b8e44b59b58b9f06ead356542787f8187ebdeb3114f3bd", kill_on_drop: false }`
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]     Checking matches v0.1.8
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]     Checking percent-encoding v2.1.0
[INFO] [stderr]     Checking unicode-width v0.1.8
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]     Checking openssl-probe v0.1.4
[INFO] [stderr]     Checking vec_map v0.8.2
[INFO] [stderr]     Checking semver-parser v0.7.0
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking lazysort v0.2.1
[INFO] [stderr]     Checking array_tool v1.0.3
[INFO] [stderr]     Checking hex v0.4.2
[INFO] [stderr]     Checking json v0.11.15
[INFO] [stderr]    Compiling libc v0.2.94
[INFO] [stderr]     Checking unicode-bidi v0.3.5
[INFO] [stderr]     Checking term_size v0.3.2
[INFO] [stderr]     Checking dirs-sys v0.3.6
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking tabwriter v1.2.1
[INFO] [stderr]     Checking semver v0.9.0
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking form_urlencoded v1.0.1
[INFO] [stderr]     Checking dirs v2.0.2
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]     Checking smallvec v0.6.14
[INFO] [stderr]     Checking aho-corasick v0.7.15
[INFO] [stderr]     Checking unicode-normalization v0.1.9
[INFO] [stderr]    Compiling jobserver v0.1.22
[INFO] [stderr]    Compiling cc v1.0.67
[INFO] [stderr]     Checking regex v1.4.6
[INFO] [stderr]    Compiling embed-resource v1.6.2
[INFO] [stderr]     Checking idna v0.2.0
[INFO] [stderr]    Compiling openssl-sys v0.9.63
[INFO] [stderr]    Compiling libz-sys v1.1.3
[INFO] [stderr]    Compiling libssh2-sys v0.2.21
[INFO] [stderr]    Compiling libgit2-sys v0.10.0
[INFO] [stderr]    Compiling cargo-update v8.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking url v2.2.2
[INFO] [stderr]     Checking git2 v0.11.0
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 55.43s
[INFO] running `Command { std: "docker" "inspect" "c5a6d11f9baedb5da3b8e44b59b58b9f06ead356542787f8187ebdeb3114f3bd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c5a6d11f9baedb5da3b8e44b59b58b9f06ead356542787f8187ebdeb3114f3bd", kill_on_drop: false }`
[INFO] [stdout] c5a6d11f9baedb5da3b8e44b59b58b9f06ead356542787f8187ebdeb3114f3bd