[INFO] crate cryogen_plugin_markdown 0.1.0 is already in cache
[INFO] checking cryogen_plugin_markdown-0.1.0 against master#e1beee4992ad4b235fc700bf7af1ee86f894ea53 for pr-74130
[INFO] extracting crate cryogen_plugin_markdown 0.1.0 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate cryogen_plugin_markdown 0.1.0 on toolchain e1beee4992ad4b235fc700bf7af1ee86f894ea53
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+e1beee4992ad4b235fc700bf7af1ee86f894ea53" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate cryogen_plugin_markdown 0.1.0
[INFO] removed path dependency cryogen_prelude from crates.io crate cryogen_plugin_markdown 0.1.0
[INFO] finished tweaking crates.io crate cryogen_plugin_markdown 0.1.0
[INFO] tweaked toml for crates.io crate cryogen_plugin_markdown 0.1.0 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+e1beee4992ad4b235fc700bf7af1ee86f894ea53" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+e1beee4992ad4b235fc700bf7af1ee86f894ea53" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: only one of `license` or `license-file` is necessary
[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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:819119df93c0f5eca3f29186f14981ef29945a311854d7222af07488600a2584" "/opt/rustwide/cargo-home/bin/cargo" "+e1beee4992ad4b235fc700bf7af1ee86f894ea53" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1dc6cd0dbc4067bb1b6d6403bc005d79a99f8b1a59e3c28e5819557dbffd8c68
[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" "1dc6cd0dbc4067bb1b6d6403bc005d79a99f8b1a59e3c28e5819557dbffd8c68", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1dc6cd0dbc4067bb1b6d6403bc005d79a99f8b1a59e3c28e5819557dbffd8c68", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1dc6cd0dbc4067bb1b6d6403bc005d79a99f8b1a59e3c28e5819557dbffd8c68", kill_on_drop: false }`
[INFO] [stdout] 1dc6cd0dbc4067bb1b6d6403bc005d79a99f8b1a59e3c28e5819557dbffd8c68
[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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:819119df93c0f5eca3f29186f14981ef29945a311854d7222af07488600a2584" "/opt/rustwide/cargo-home/bin/cargo" "+e1beee4992ad4b235fc700bf7af1ee86f894ea53" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a457097614ac30ae3a6342be9603afdc237ca7758636690834b7eea516a939cf
[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" "a457097614ac30ae3a6342be9603afdc237ca7758636690834b7eea516a939cf", kill_on_drop: false }`
[INFO] [stderr] warning: only one of `license` or `license-file` is necessary
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling autocfg v1.0.0
[INFO] [stderr]    Compiling libc v0.2.72
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]     Checking matches v0.1.8
[INFO] [stderr]     Checking tinyvec v0.3.3
[INFO] [stderr]     Checking serde v0.9.15
[INFO] [stderr]    Compiling regex v0.2.11
[INFO] [stderr]     Checking ucd-util v0.1.8
[INFO] [stderr]    Compiling unicode-xid v0.0.4
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling quote v0.3.15
[INFO] [stderr]     Checking itoa v0.3.4
[INFO] [stderr]     Checking percent-encoding v1.0.1
[INFO] [stderr]     Checking utf8-ranges v1.0.4
[INFO] [stderr]     Checking dtoa v0.4.6
[INFO] [stderr]     Checking deunicode v0.4.3
[INFO] [stderr]    Compiling gcc v0.3.55
[INFO] [stderr]     Checking ansi_term v0.9.0
[INFO] [stderr]     Checking strsim v0.6.0
[INFO] [stderr]     Checking unicode-width v0.1.8
[INFO] [stderr]     Checking pest v0.4.1
[INFO] [stderr]     Checking bitflags v0.7.0
[INFO] [stderr]     Checking glob v0.2.11
[INFO] [stderr]     Checking humansize v1.1.0
[INFO] [stderr]     Checking lazy_static v0.2.11
[INFO] [stderr]     Checking unicode-segmentation v1.6.0
[INFO] [stderr]     Checking vec_map v0.6.0
[INFO] [stderr]     Checking linked-hash-map v0.3.0
[INFO] [stderr]     Checking bitflags v0.5.0
[INFO] [stderr]     Checking unicode-bidi v0.3.4
[INFO] [stderr]     Checking thread_local v0.3.6
[INFO] [stderr]     Checking regex-syntax v0.5.6
[INFO] [stderr]    Compiling synom v0.11.3
[INFO] [stderr]     Checking slug v0.1.4
[INFO] [stderr]     Checking yaml-rust v0.3.5
[INFO] [stderr]    Compiling syn v0.11.11
[INFO] [stderr]     Checking unicode-normalization v0.1.13
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]    Compiling num-integer v0.1.43
[INFO] [stderr]    Compiling num-iter v0.1.41
[INFO] [stderr]     Checking aho-corasick v0.6.10
[INFO] [stderr]    Compiling hoedown v6.0.0
[INFO] [stderr]     Checking idna v0.1.5
[INFO] [stderr]     Checking backtrace v0.3.50
[INFO] [stderr]     Checking time v0.1.43
[INFO] [stderr]     Checking term_size v0.2.3
[INFO] [stderr]     Checking clap v2.20.5
[INFO] [stderr]     Checking num-traits v0.1.43
[INFO] [stderr]     Checking url v1.7.2
[INFO] [stderr]    Compiling serde_codegen_internals v0.14.2
[INFO] [stderr]     Checking error-chain v0.10.0
[INFO] [stderr]     Checking num v0.1.42
[INFO] [stderr]     Checking chrono v0.3.0
[INFO] [stderr]    Compiling serde_derive v0.9.15
[INFO] [stderr]     Checking serde_json v0.9.10
[INFO] [stderr]     Checking serde_yaml v0.6.2
[INFO] [stderr]     Checking tera v0.8.1
[INFO] [stderr]     Checking cryogen_prelude v0.1.0
[INFO] [stderr]     Checking cryogen_plugin_markdown v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:250:34
[INFO] [stdout]     |
[INFO] [stdout] 250 |             let metadata_bytes = try!(read_header(&mut file));
[INFO] [stdout]     |                                  ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:250:34
[INFO] [stdout]     |
[INFO] [stdout] 250 |             let metadata_bytes = try!(read_header(&mut file));
[INFO] [stdout]     |                                  ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 40.66s
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "a457097614ac30ae3a6342be9603afdc237ca7758636690834b7eea516a939cf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a457097614ac30ae3a6342be9603afdc237ca7758636690834b7eea516a939cf", kill_on_drop: false }`
[INFO] [stdout] a457097614ac30ae3a6342be9603afdc237ca7758636690834b7eea516a939cf