[INFO] fetching crate obsidian 0.2.2...
[INFO] checking obsidian-0.2.2 against try#f47dd4da3ae8c32c9e65d307bfe640b143e674df for pr-77526
[INFO] extracting crate obsidian 0.2.2 into /workspace/builds/worker-14/source
[INFO] validating manifest of crates.io crate obsidian 0.2.2 on toolchain f47dd4da3ae8c32c9e65d307bfe640b143e674df
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate obsidian 0.2.2
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate obsidian 0.2.2
[INFO] tweaked toml for crates.io crate obsidian 0.2.2 written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] crate crates.io crate obsidian 0.2.2 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "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] 3e0268c8c2a432d0ebc8148ef6e3002b8afc7e537953bd32629b11f8ccca0a04
[INFO] running `Command { std: "docker" "start" "-a" "3e0268c8c2a432d0ebc8148ef6e3002b8afc7e537953bd32629b11f8ccca0a04", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3e0268c8c2a432d0ebc8148ef6e3002b8afc7e537953bd32629b11f8ccca0a04", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3e0268c8c2a432d0ebc8148ef6e3002b8afc7e537953bd32629b11f8ccca0a04", kill_on_drop: false }`
[INFO] [stdout] 3e0268c8c2a432d0ebc8148ef6e3002b8afc7e537953bd32629b11f8ccca0a04
[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" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 755a1b0c6d9ec7141f584b6d9c70caa27c6c50ecb19e0d09bb6fda2e48353d3d
[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" "755a1b0c6d9ec7141f584b6d9c70caa27c6c50ecb19e0d09bb6fda2e48353d3d", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling proc-macro2 v1.0.8
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]    Compiling syn v1.0.14
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]     Checking slab v0.4.2
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]     Checking scopeguard v1.0.0
[INFO] [stderr]     Checking futures-task v0.3.4
[INFO] [stderr]    Compiling crossbeam-utils v0.7.0
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.0
[INFO] [stderr]    Compiling indexmap v1.3.1
[INFO] [stderr]     Checking futures-channel v0.3.4
[INFO] [stderr]     Checking http-body v0.3.1
[INFO] [stderr]     Checking iovec v0.1.4
[INFO] [stderr]     Checking num_cpus v1.12.0
[INFO] [stderr]     Checking async-task v1.3.1
[INFO] [stderr]     Checking idna v0.2.0
[INFO] [stderr]     Checking log v0.4.8
[INFO] [stderr]     Checking net2 v0.2.33
[INFO] [stderr]     Checking futures-util v0.3.4
[INFO] [stderr]     Checking mio v0.6.21
[INFO] [stderr]     Checking want v0.3.0
[INFO] [stderr]     Checking kv-log-macro v1.0.4
[INFO] [stderr]     Checking crossbeam-channel v0.4.2
[INFO] [stderr]     Checking url v2.1.1
[INFO] [stderr]     Checking crossbeam-deque v0.7.2
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]     Checking mio-uds v0.6.7
[INFO] [stderr]     Checking async-std v1.5.0
[INFO] [stderr]    Compiling tokio-macros v0.2.5
[INFO] [stderr]    Compiling pin-project-internal v0.4.8
[INFO] [stderr]    Compiling serde_derive v1.0.106
[INFO] [stderr]    Compiling async-trait v0.1.30
[INFO] [stderr]     Checking tokio v0.2.20
[INFO] [stderr]     Checking pin-project v0.4.8
[INFO] [stderr]     Checking tokio-util v0.2.0
[INFO] [stderr]     Checking h2 v0.2.2
[INFO] [stderr]     Checking serde v1.0.106
[INFO] [stderr]     Checking hyper v0.13.5
[INFO] [stderr]     Checking serde_json v1.0.52
[INFO] [stderr]     Checking obsidian v0.2.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 23s
[INFO] running `Command { std: "docker" "inspect" "755a1b0c6d9ec7141f584b6d9c70caa27c6c50ecb19e0d09bb6fda2e48353d3d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "755a1b0c6d9ec7141f584b6d9c70caa27c6c50ecb19e0d09bb6fda2e48353d3d", kill_on_drop: false }`
[INFO] [stdout] 755a1b0c6d9ec7141f584b6d9c70caa27c6c50ecb19e0d09bb6fda2e48353d3d