[INFO] fetching crate wasmer-compiler-singlepass 1.0.0-alpha01.0...
[INFO] documenting wasmer-compiler-singlepass-1.0.0-alpha01.0 against 1.46.0 for beta-1.47-rustdoc-1
[INFO] extracting crate wasmer-compiler-singlepass 1.0.0-alpha01.0 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate wasmer-compiler-singlepass 1.0.0-alpha01.0 on toolchain 1.46.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.46.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate wasmer-compiler-singlepass 1.0.0-alpha01.0
[INFO] finished tweaking crates.io crate wasmer-compiler-singlepass 1.0.0-alpha01.0
[INFO] tweaked toml for crates.io crate wasmer-compiler-singlepass 1.0.0-alpha01.0 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.46.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.46.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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" "+1.46.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3e95d7cb08fea530dc9f5376fe9012d94ac03a57c6cb125227a584315af34d58
[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" "3e95d7cb08fea530dc9f5376fe9012d94ac03a57c6cb125227a584315af34d58", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3e95d7cb08fea530dc9f5376fe9012d94ac03a57c6cb125227a584315af34d58", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3e95d7cb08fea530dc9f5376fe9012d94ac03a57c6cb125227a584315af34d58", kill_on_drop: false }`
[INFO] [stdout] 3e95d7cb08fea530dc9f5376fe9012d94ac03a57c6cb125227a584315af34d58
[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" "+1.46.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", 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] f3edc2d7197d432b6723818e6ab3972b3519f68e81af2568ad73e6ce2f589d2b
[INFO] running `Command { std: "docker" "start" "-a" "f3edc2d7197d432b6723818e6ab3972b3519f68e81af2568ad73e6ce2f589d2b", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.115
[INFO] [stderr]    Compiling target-lexicon v0.10.0
[INFO] [stderr]    Compiling wasmer-vm v1.0.0-alpha01.0
[INFO] [stderr]     Checking thiserror v1.0.20
[INFO] [stderr]    Compiling dynasm v1.0.0
[INFO] [stderr]    Compiling enumset_derive v0.5.0
[INFO] [stderr]     Checking enumset v1.0.1
[INFO] [stderr]     Checking cranelift-entity v0.65.0
[INFO] [stderr]     Checking indexmap v1.5.2
[INFO] [stderr]     Checking serde_bytes v0.11.5
[INFO] [stderr]     Checking wasmer-types v1.0.0-alpha01.0
[INFO] [stderr]     Checking wasmer-compiler v1.0.0-alpha01.0
[INFO] [stderr]     Checking dynasmrt v1.0.0
[INFO] [stderr]  Documenting wasmer-compiler-singlepass v1.0.0-alpha01.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 45.37s
[INFO] running `Command { std: "docker" "inspect" "f3edc2d7197d432b6723818e6ab3972b3519f68e81af2568ad73e6ce2f589d2b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f3edc2d7197d432b6723818e6ab3972b3519f68e81af2568ad73e6ce2f589d2b", kill_on_drop: false }`
[INFO] [stdout] f3edc2d7197d432b6723818e6ab3972b3519f68e81af2568ad73e6ce2f589d2b