[INFO] fetching crate changelog 0.3.4...
[INFO] checking changelog-0.3.4 against master#3aedcf06b73fc36feeebca3d579e1d2a6c40acc5 for pr-65819
[INFO] extracting crate changelog 0.3.4 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate changelog 0.3.4 on toolchain 3aedcf06b73fc36feeebca3d579e1d2a6c40acc5
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3aedcf06b73fc36feeebca3d579e1d2a6c40acc5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate changelog 0.3.4
[INFO] finished tweaking crates.io crate changelog 0.3.4
[INFO] tweaked toml for crates.io crate changelog 0.3.4 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate crates.io crate changelog 0.3.4 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3aedcf06b73fc36feeebca3d579e1d2a6c40acc5" "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:c46a2d1a26fb48b37929c74ca49dd9409f2375a0a3bdb8fe07617f3ffccaa889" "/opt/rustwide/cargo-home/bin/cargo" "+3aedcf06b73fc36feeebca3d579e1d2a6c40acc5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9c058b40105cb170c90ce720cb49e2fb388a87819763db9fd21d16ed44983474
[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" "9c058b40105cb170c90ce720cb49e2fb388a87819763db9fd21d16ed44983474", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9c058b40105cb170c90ce720cb49e2fb388a87819763db9fd21d16ed44983474", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9c058b40105cb170c90ce720cb49e2fb388a87819763db9fd21d16ed44983474", kill_on_drop: false }`
[INFO] [stdout] 9c058b40105cb170c90ce720cb49e2fb388a87819763db9fd21d16ed44983474
[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:c46a2d1a26fb48b37929c74ca49dd9409f2375a0a3bdb8fe07617f3ffccaa889" "/opt/rustwide/cargo-home/bin/cargo" "+3aedcf06b73fc36feeebca3d579e1d2a6c40acc5" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 300c212ea20a0211f078afa174dc3bceb44378585874097f63b10d709ba82ba6
[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" "300c212ea20a0211f078afa174dc3bceb44378585874097f63b10d709ba82ba6", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.0
[INFO] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]    Compiling pkg-config v0.3.17
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling version_check v0.9.1
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]    Compiling serde v1.0.104
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling unicode-segmentation v1.6.0
[INFO] [stderr]     Checking regex-syntax v0.6.15
[INFO] [stderr]    Compiling unicode-width v0.1.7
[INFO] [stderr]    Compiling smallvec v1.2.0
[INFO] [stderr]    Compiling vec_map v0.8.1
[INFO] [stderr]    Compiling termcolor v1.1.0
[INFO] [stderr]    Compiling ucd-trie v0.1.2
[INFO] [stderr]     Checking rustc-demangle v0.1.16
[INFO] [stderr]     Checking strsim v0.8.0
[INFO] [stderr]     Checking ansi_term v0.11.0
[INFO] [stderr]    Compiling percent-encoding v2.1.0
[INFO] [stderr]     Checking quick-error v1.2.3
[INFO] [stderr]     Checking unchecked-index v0.2.2
[INFO] [stderr]     Checking entities v1.0.1
[INFO] [stderr]     Checking typed-arena v1.7.0
[INFO] [stderr]     Checking termcolor v0.3.6
[INFO] [stderr]    Compiling thread_local v1.0.1
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling pest v2.1.3
[INFO] [stderr]    Compiling unicode-normalization v0.1.12
[INFO] [stderr]     Checking unicode-bidi v0.3.4
[INFO] [stderr]     Checking humantime v1.3.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.9
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]    Compiling heck v0.3.1
[INFO] [stderr]    Compiling num-traits v0.2.11
[INFO] [stderr]    Compiling num-integer v0.1.42
[INFO] [stderr]    Compiling proc-macro-error-attr v0.4.11
[INFO] [stderr]    Compiling proc-macro-error v0.4.11
[INFO] [stderr]    Compiling jobserver v0.1.21
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling rand_os v0.1.3
[INFO] [stderr]    Compiling time v0.1.42
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]     Checking aho-corasick v0.7.9
[INFO] [stderr]     Checking twoway v0.2.1
[INFO] [stderr]    Compiling cc v1.0.50
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]    Compiling clap v2.33.0
[INFO] [stderr]    Compiling idna v0.2.0
[INFO] [stderr]    Compiling syn v1.0.16
[INFO] [stderr]     Checking uuid v0.6.5
[INFO] [stderr]     Checking tempdir v0.3.7
[INFO] [stderr]    Compiling pest_meta v2.1.3
[INFO] [stderr]    Compiling uuid v0.7.4
[INFO] [stderr]    Compiling url v2.1.1
[INFO] [stderr]     Checking regex v1.3.4
[INFO] [stderr]    Compiling mktemp v0.4.0
[INFO] [stderr]     Checking chrono v0.4.10
[INFO] [stderr]    Compiling libz-sys v1.0.25
[INFO] [stderr]    Compiling openssl-sys v0.9.54
[INFO] [stderr]    Compiling backtrace-sys v0.1.32
[INFO] [stderr]    Compiling libssh2-sys v0.2.15
[INFO] [stderr]    Compiling libgit2-sys v0.10.0
[INFO] [stderr]     Checking env_logger v0.7.1
[INFO] [stderr]     Checking os_type v2.2.0
[INFO] [stderr]     Checking pretty_env_logger v0.4.0
[INFO] [stderr]     Checking toml v0.4.10
[INFO] [stderr]     Checking toml v0.5.6
[INFO] [stderr]    Compiling backtrace v0.3.44
[INFO] [stderr]    Compiling syn-mid v0.5.0
[INFO] [stderr]    Compiling synstructure v0.12.3
[INFO] [stderr]    Compiling pest_generator v2.1.2
[INFO] [stderr]     Checking git2 v0.11.0
[INFO] [stderr]    Compiling failure_derive v0.1.6
[INFO] [stderr]    Compiling serde_derive v1.0.104
[INFO] [stderr]    Compiling pest_derive v2.1.0
[INFO] [stderr]     Checking comrak v0.7.0
[INFO] [stderr]    Compiling structopt-derive v0.4.4
[INFO] [stderr]    Compiling failure v0.1.6
[INFO] [stderr]     Checking exitfailure v0.5.1
[INFO] [stderr]    Compiling structopt v0.3.11
[INFO] [stderr]     Checking clap_flags v0.5.0
[INFO] [stderr]    Compiling changelog v0.3.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking human-panic v1.0.1
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2m 34s
[INFO] running `Command { std: "docker" "inspect" "300c212ea20a0211f078afa174dc3bceb44378585874097f63b10d709ba82ba6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "300c212ea20a0211f078afa174dc3bceb44378585874097f63b10d709ba82ba6", kill_on_drop: false }`
[INFO] [stdout] 300c212ea20a0211f078afa174dc3bceb44378585874097f63b10d709ba82ba6