[INFO] fetching crate profiler-symbol-server 0.2.0...
[INFO] documenting profiler-symbol-server-0.2.0 against beta-2020-10-09 for beta-1.48-rustdoc-1
[INFO] extracting crate profiler-symbol-server 0.2.0 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate profiler-symbol-server 0.2.0 on toolchain beta-2020-10-09
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-10-09" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate profiler-symbol-server 0.2.0
[INFO] finished tweaking crates.io crate profiler-symbol-server 0.2.0
[INFO] tweaked toml for crates.io crate profiler-symbol-server 0.2.0 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate crates.io crate profiler-symbol-server 0.2.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-10-09" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded scroll_derive v0.9.5
[INFO] [stderr]   Downloaded miniz_oxide v0.3.6
[INFO] [stderr]   Downloaded scroll v0.9.2
[INFO] [stderr]   Downloaded fallible-iterator v0.2.0
[INFO] [stderr]   Downloaded msvc-demangler v0.8.0
[INFO] [stderr]   Downloaded addr2line v0.12.1
[INFO] [stderr]   Downloaded object v0.19.0
[INFO] [stderr]   Downloaded backtrace v0.3.48
[INFO] [stderr]   Downloaded profiler-get-symbols v0.1.0
[INFO] [stderr]   Downloaded syn v1.0.25
[INFO] [stderr]   Downloaded cpp_demangle v0.2.16
[INFO] [stderr]   Downloaded wasmparser v0.54.0
[INFO] [stderr]   Downloaded goblin v0.0.17
[INFO] [stderr]   Downloaded pdb v0.6.0
[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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-10-09" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8939fc4b0f368030719de0a149b44dda8964d53133eacc4a8d53cb58f75076de
[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" "8939fc4b0f368030719de0a149b44dda8964d53133eacc4a8d53cb58f75076de", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8939fc4b0f368030719de0a149b44dda8964d53133eacc4a8d53cb58f75076de", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8939fc4b0f368030719de0a149b44dda8964d53133eacc4a8d53cb58f75076de", kill_on_drop: false }`
[INFO] [stdout] 8939fc4b0f368030719de0a149b44dda8964d53133eacc4a8d53cb58f75076de
[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" "RUSTDOCFLAGS=--cap-lints=warn" "-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" "+beta-2020-10-09" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2f39f7186fc083a4a3bc6ac1e8e743ff4fd55e6ef0098e3a3049388adfc8b6a2
[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" "2f39f7186fc083a4a3bc6ac1e8e743ff4fd55e6ef0098e3a3049388adfc8b6a2", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.17
[INFO] [stderr]    Compiling syn v1.0.25
[INFO] [stderr]    Compiling glob v0.3.0
[INFO] [stderr]     Checking adler32 v1.0.4
[INFO] [stderr]     Checking fallible-iterator v0.2.0
[INFO] [stderr]     Checking stable_deref_trait v1.1.1
[INFO] [stderr]     Checking wasmparser v0.54.0
[INFO] [stderr]     Checking arc-swap v0.4.6
[INFO] [stderr]     Checking pin-project-lite v0.1.5
[INFO] [stderr]    Compiling core-foundation-sys v0.7.0
[INFO] [stderr]     Checking scroll v0.10.1
[INFO] [stderr]     Checking plain v0.2.3
[INFO] [stderr]     Checking uuid v0.8.1
[INFO] [stderr]     Checking uuid v0.7.4
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.2
[INFO] [stderr]    Compiling proc-macro-error v1.0.2
[INFO] [stderr]     Checking http v0.2.1
[INFO] [stderr]     Checking miniz_oxide v0.3.6
[INFO] [stderr]     Checking ryu v1.0.4
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking memmap v0.7.0
[INFO] [stderr]     Checking want v0.3.0
[INFO] [stderr]    Compiling scroll v0.9.2
[INFO] [stderr]     Checking signal-hook-registry v1.2.0
[INFO] [stderr]     Checking msvc-demangler v0.8.0
[INFO] [stderr]     Checking mio v0.6.22
[INFO] [stderr]     Checking clap v2.33.1
[INFO] [stderr]     Checking gimli v0.21.0
[INFO] [stderr]     Checking pdb v0.6.0
[INFO] [stderr]    Compiling scroll_derive v0.9.5
[INFO] [stderr]     Checking flate2 v1.0.14
[INFO] [stderr]     Checking core-foundation v0.7.0
[INFO] [stderr]    Compiling cpp_demangle v0.2.16
[INFO] [stderr]    Compiling quote v1.0.6
[INFO] [stderr]     Checking object v0.19.0
[INFO] [stderr]     Checking mio-uds v0.6.8
[INFO] [stderr]     Checking goblin v0.0.17
[INFO] [stderr]     Checking http-body v0.3.1
[INFO] [stderr]     Checking addr2line v0.12.1
[INFO] [stderr]     Checking backtrace v0.3.48
[INFO] [stderr]    Compiling syn-mid v0.5.0
[INFO] [stderr]    Compiling synstructure v0.12.3
[INFO] [stderr]    Compiling pin-project-internal v0.4.17
[INFO] [stderr]    Compiling futures-macro v0.3.5
[INFO] [stderr]    Compiling tokio-macros v0.2.5
[INFO] [stderr]    Compiling serde_derive v1.0.110
[INFO] [stderr]    Compiling thiserror-impl v1.0.19
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]    Compiling structopt-derive v0.4.7
[INFO] [stderr]     Checking tokio v0.2.21
[INFO] [stderr]     Checking failure v0.1.8
[INFO] [stderr]     Checking thiserror v1.0.19
[INFO] [stderr]     Checking pin-project v0.4.17
[INFO] [stderr]     Checking futures-util v0.3.5
[INFO] [stderr]     Checking structopt v0.3.14
[INFO] [stderr]     Checking tokio-util v0.3.1
[INFO] [stderr]     Checking serde v1.0.110
[INFO] [stderr]     Checking futures-executor v0.3.5
[INFO] [stderr]     Checking h2 v0.2.5
[INFO] [stderr]     Checking futures v0.3.5
[INFO] [stderr]     Checking hyper v0.13.5
[INFO] [stderr]     Checking serde_json v1.0.53
[INFO] [stderr]     Checking profiler-get-symbols v0.1.0
[INFO] [stderr]  Documenting profiler-symbol-server v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 18s
[INFO] running `Command { std: "docker" "inspect" "2f39f7186fc083a4a3bc6ac1e8e743ff4fd55e6ef0098e3a3049388adfc8b6a2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2f39f7186fc083a4a3bc6ac1e8e743ff4fd55e6ef0098e3a3049388adfc8b6a2", kill_on_drop: false }`
[INFO] [stdout] 2f39f7186fc083a4a3bc6ac1e8e743ff4fd55e6ef0098e3a3049388adfc8b6a2
