[INFO] fetching crate pong-cli 1.0.1...
[INFO] documenting pong-cli-1.0.1 against beta-2020-08-29 for beta-1.47-rustdoc-1
[INFO] extracting crate pong-cli 1.0.1 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate pong-cli 1.0.1 on toolchain beta-2020-08-29
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-08-29" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate pong-cli 1.0.1
[INFO] finished tweaking crates.io crate pong-cli 1.0.1
[INFO] tweaked toml for crates.io crate pong-cli 1.0.1 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate crates.io crate pong-cli 1.0.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-08-29" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded memoffset v0.5.1
[INFO] [stderr]   Downloaded autocfg v0.1.6
[INFO] [stderr]   Downloaded mopa v0.2.2
[INFO] [stderr]   Downloaded ron v0.5.1
[INFO] [stderr]   Downloaded tuple_utils v0.3.0
[INFO] [stderr]   Downloaded specs v0.15.1
[INFO] [stderr]   Downloaded atom v0.3.5
[INFO] [stderr]   Downloaded crossterm_winapi v0.3.0
[INFO] [stderr]   Downloaded specs-derive v0.4.0
[INFO] [stderr]   Downloaded shrev v1.1.1
[INFO] [stderr]   Downloaded shred-derive v0.6.1
[INFO] [stderr]   Downloaded rayon v1.2.0
[INFO] [stderr]   Downloaded rayon-core v1.6.0
[INFO] [stderr]   Downloaded ppv-lite86 v0.2.5
[INFO] [stderr]   Downloaded shred v0.9.3
[INFO] [stderr]   Downloaded const-random-macro v0.1.6
[INFO] [stderr]   Downloaded crossbeam-epoch v0.7.2
[INFO] [stderr]   Downloaded const-random v0.1.6
[INFO] [stderr]   Downloaded hibitset v0.6.2
[INFO] [stderr]   Downloaded c2-chacha v0.2.2
[INFO] [stderr]   Downloaded hashbrown v0.6.1
[INFO] [stderr]   Downloaded crossterm v0.12.1
[INFO] [stderr]   Downloaded ahash v0.2.16
[INFO] [stderr]   Downloaded derivative v1.0.3
[INFO] [stderr]   Downloaded mio v0.6.19
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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-2020-08-29" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] cf77280a888db99bae87971c0d8450172e7c4519a02e1e3c47db495a24efbd0f
[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" "cf77280a888db99bae87971c0d8450172e7c4519a02e1e3c47db495a24efbd0f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cf77280a888db99bae87971c0d8450172e7c4519a02e1e3c47db495a24efbd0f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cf77280a888db99bae87971c0d8450172e7c4519a02e1e3c47db495a24efbd0f", kill_on_drop: false }`
[INFO] [stdout] cf77280a888db99bae87971c0d8450172e7c4519a02e1e3c47db495a24efbd0f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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-2020-08-29" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1f5dc7326cd7cb786123641ca24a92cfea0c8c7aad78cc51bce9609153e34bcf
[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" "1f5dc7326cd7cb786123641ca24a92cfea0c8c7aad78cc51bce9609153e34bcf", kill_on_drop: false }`
[INFO] [stderr]    Compiling ppv-lite86 v0.2.5
[INFO] [stderr]    Compiling rayon-core v1.6.0
[INFO] [stderr]     Checking mopa v0.2.2
[INFO] [stderr]     Checking tuple_utils v0.3.0
[INFO] [stderr]     Checking shrev v1.1.1
[INFO] [stderr]    Compiling hashbrown v0.6.1
[INFO] [stderr]    Compiling libc v0.2.65
[INFO] [stderr]     Checking num_cpus v1.10.1
[INFO] [stderr]     Checking getrandom v0.1.12
[INFO] [stderr]     Checking dirs-sys v0.3.4
[INFO] [stderr]    Compiling syn v1.0.5
[INFO] [stderr]     Checking mio v0.6.19
[INFO] [stderr]     Checking crossbeam-epoch v0.7.2
[INFO] [stderr]    Compiling shred-derive v0.6.1
[INFO] [stderr]    Compiling specs-derive v0.4.0
[INFO] [stderr]    Compiling derivative v1.0.3
[INFO] [stderr]     Checking dirs v2.0.2
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking crossbeam-deque v0.7.1
[INFO] [stderr]     Checking rand_chacha v0.2.1
[INFO] [stderr]     Checking rand v0.7.2
[INFO] [stderr]    Compiling c2-chacha v0.2.2
[INFO] [stderr]     Checking rayon v1.2.0
[INFO] [stderr]     Checking hibitset v0.6.2
[INFO] [stderr]    Compiling proc-macro-hack v0.5.11
[INFO] [stderr]    Compiling serde_derive v1.0.101
[INFO] [stderr]    Compiling const-random-macro v0.1.6
[INFO] [stderr]     Checking const-random v0.1.6
[INFO] [stderr]     Checking ahash v0.2.16
[INFO] [stderr]     Checking shred v0.9.3
[INFO] [stderr]     Checking specs v0.15.1
[INFO] [stderr]     Checking serde v1.0.101
[INFO] [stderr]     Checking crossterm v0.12.1
[INFO] [stderr]     Checking ron v0.5.1
[INFO] [stderr]  Documenting pong-cli v1.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 44.95s
[INFO] running `Command { std: "docker" "inspect" "1f5dc7326cd7cb786123641ca24a92cfea0c8c7aad78cc51bce9609153e34bcf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1f5dc7326cd7cb786123641ca24a92cfea0c8c7aad78cc51bce9609153e34bcf", kill_on_drop: false }`
[INFO] [stdout] 1f5dc7326cd7cb786123641ca24a92cfea0c8c7aad78cc51bce9609153e34bcf