[INFO] fetching crate clap_generate 3.0.0-beta.2...
[INFO] checking clap_generate-3.0.0-beta.2 against try#9c1dcf141bc0875407c4eb36972857bd3db713e2 for pr-81863
[INFO] extracting crate clap_generate 3.0.0-beta.2 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate clap_generate 3.0.0-beta.2 on toolchain 9c1dcf141bc0875407c4eb36972857bd3db713e2
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+9c1dcf141bc0875407c4eb36972857bd3db713e2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate clap_generate 3.0.0-beta.2
[INFO] finished tweaking crates.io crate clap_generate 3.0.0-beta.2
[INFO] tweaked toml for crates.io crate clap_generate 3.0.0-beta.2 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate crates.io crate clap_generate 3.0.0-beta.2 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+9c1dcf141bc0875407c4eb36972857bd3db713e2" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded ctor v0.1.15
[INFO] [stderr]   Downloaded version-sync v0.8.1
[INFO] [stderr]   Downloaded pulldown-cmark v0.4.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+9c1dcf141bc0875407c4eb36972857bd3db713e2" "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] 31449a635153c0358c0752c8a7e76d72d59516e4b92fc2ddba0b0f109cd97e8a
[INFO] running `Command { std: "docker" "start" "-a" "31449a635153c0358c0752c8a7e76d72d59516e4b92fc2ddba0b0f109cd97e8a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "31449a635153c0358c0752c8a7e76d72d59516e4b92fc2ddba0b0f109cd97e8a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "31449a635153c0358c0752c8a7e76d72d59516e4b92fc2ddba0b0f109cd97e8a", kill_on_drop: false }`
[INFO] [stdout] 31449a635153c0358c0752c8a7e76d72d59516e4b92fc2ddba0b0f109cd97e8a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+9c1dcf141bc0875407c4eb36972857bd3db713e2" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 11be6ee043dc2c418e8cc311cee7570bdbba5ee8bd8448f6890273b77143be50
[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" "11be6ee043dc2c418e8cc311cee7570bdbba5ee8bd8448f6890273b77143be50", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.21
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]    Compiling syn v1.0.41
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling libc v0.2.77
[INFO] [stderr]     Checking unicode-xid v0.1.0
[INFO] [stderr]    Compiling serde v1.0.116
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling pulldown-cmark v0.4.1
[INFO] [stderr]     Checking unicode-width v0.1.8
[INFO] [stderr]     Checking hashbrown v0.9.0
[INFO] [stderr]     Checking termcolor v1.1.0
[INFO] [stderr]     Checking vec_map v0.8.2
[INFO] [stderr]     Checking os_str_bytes v2.3.2
[INFO] [stderr]     Checking percent-encoding v1.0.1
[INFO] [stderr]     Checking regex-syntax v0.6.18
[INFO] [stderr]     Checking either v1.6.1
[INFO] [stderr]     Checking strsim v0.10.0
[INFO] [stderr]     Checking semver-parser v0.9.0
[INFO] [stderr]     Checking ansi_term v0.11.0
[INFO] [stderr]     Checking difference v2.0.0
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling unicase v2.6.0
[INFO] [stderr]     Checking textwrap v0.12.1
[INFO] [stderr]     Checking thread_local v1.0.1
[INFO] [stderr]     Checking itertools v0.8.2
[INFO] [stderr]     Checking idna v0.1.5
[INFO] [stderr]     Checking pretty_assertions v0.6.1
[INFO] [stderr]    Compiling indexmap v1.6.0
[INFO] [stderr]     Checking aho-corasick v0.7.13
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]     Checking quote v0.6.13
[INFO] [stderr]     Checking url v1.7.2
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking regex v1.3.9
[INFO] [stderr]     Checking toml v0.5.6
[INFO] [stderr]     Checking version-sync v0.8.1
[INFO] [stderr]    Compiling clap_derive v3.0.0-beta.2
[INFO] [stderr]     Checking clap v3.0.0-beta.2
[INFO] [stderr]     Checking clap_generate v3.0.0-beta.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 59.46s
[INFO] running `Command { std: "docker" "inspect" "11be6ee043dc2c418e8cc311cee7570bdbba5ee8bd8448f6890273b77143be50", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "11be6ee043dc2c418e8cc311cee7570bdbba5ee8bd8448f6890273b77143be50", kill_on_drop: false }`
[INFO] [stdout] 11be6ee043dc2c418e8cc311cee7570bdbba5ee8bd8448f6890273b77143be50