[INFO] crate psyche 0.2.19 is already in cache
[INFO] documenting psyche-0.2.19 against try#66dfc4e010913fbed0c4ea91fc2c010004b0f441 for pr-73566
[INFO] extracting crate psyche 0.2.19 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate psyche 0.2.19 on toolchain 66dfc4e010913fbed0c4ea91fc2c010004b0f441
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+66dfc4e010913fbed0c4ea91fc2c010004b0f441" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate psyche 0.2.19
[INFO] finished tweaking crates.io crate psyche 0.2.19
[INFO] tweaked toml for crates.io crate psyche 0.2.19 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+66dfc4e010913fbed0c4ea91fc2c010004b0f441" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+66dfc4e010913fbed0c4ea91fc2c010004b0f441" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "+66dfc4e010913fbed0c4ea91fc2c010004b0f441" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 30b29673e1b0207d5c6b887683498831bfac4b6cf3e6555a830ebcca67f47020
[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" "30b29673e1b0207d5c6b887683498831bfac4b6cf3e6555a830ebcca67f47020", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "30b29673e1b0207d5c6b887683498831bfac4b6cf3e6555a830ebcca67f47020", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "30b29673e1b0207d5c6b887683498831bfac4b6cf3e6555a830ebcca67f47020", kill_on_drop: false }`
[INFO] [stdout] 30b29673e1b0207d5c6b887683498831bfac4b6cf3e6555a830ebcca67f47020
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "RUSTDOCFLAGS=--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" "+66dfc4e010913fbed0c4ea91fc2c010004b0f441" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c23c41680680bb71299718760ac1c06fb6b20fb8411139d20eb9f3b45e7b8ff4
[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" "c23c41680680bb71299718760ac1c06fb6b20fb8411139d20eb9f3b45e7b8ff4", kill_on_drop: false }`
[INFO] [stderr]     Checking rand_core v0.4.2
[INFO] [stderr]    Compiling proc-macro2 v1.0.18
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling autocfg v0.1.7
[INFO] [stderr]    Compiling syn v1.0.33
[INFO] [stderr]    Compiling serde_derive v1.0.114
[INFO] [stderr]    Compiling serde v1.0.114
[INFO] [stderr]    Compiling libc v0.2.71
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]     Checking linked-hash-map v0.5.3
[INFO] [stderr]    Compiling serde_json v1.0.56
[INFO] [stderr]     Checking itoa v0.4.6
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking dtoa v0.4.6
[INFO] [stderr]     Checking wavefront_obj v5.1.0
[INFO] [stderr]     Checking rand_core v0.3.1
[INFO] [stderr]     Checking rand_jitter v0.1.4
[INFO] [stderr]     Checking yaml-rust v0.4.4
[INFO] [stderr]     Checking rand_hc v0.1.0
[INFO] [stderr]     Checking rand_isaac v0.1.1
[INFO] [stderr]     Checking rand_xorshift v0.1.1
[INFO] [stderr]     Checking obj-exporter v0.2.0
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]     Checking rand_os v0.1.3
[INFO] [stderr]     Checking rand v0.5.6
[INFO] [stderr]     Checking uuid v0.7.4
[INFO] [stderr]     Checking bincode v1.3.1
[INFO] [stderr]     Checking serde_yaml v0.8.13
[INFO] [stderr]     Checking psyche-utils v0.2.19
[INFO] [stderr]     Checking psyche-core v0.2.19
[INFO] [stderr]     Checking psyche-serde v0.2.19
[INFO] [stderr]     Checking psyche-host v0.2.19
[INFO] [stderr]     Checking psyche-graphics v0.2.19
[INFO] [stderr]  Documenting psyche v0.2.19 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 45.98s
[INFO] running `Command { std: "docker" "inspect" "c23c41680680bb71299718760ac1c06fb6b20fb8411139d20eb9f3b45e7b8ff4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c23c41680680bb71299718760ac1c06fb6b20fb8411139d20eb9f3b45e7b8ff4", kill_on_drop: false }`
[INFO] [stdout] c23c41680680bb71299718760ac1c06fb6b20fb8411139d20eb9f3b45e7b8ff4