[INFO] fetching crate isla-axiomatic 0.1.0...
[INFO] documenting isla-axiomatic-0.1.0 against beta-2020-08-29 for beta-1.47-rustdoc-1
[INFO] extracting crate isla-axiomatic 0.1.0 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate isla-axiomatic 0.1.0 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 isla-axiomatic 0.1.0
[INFO] finished tweaking crates.io crate isla-axiomatic 0.1.0
[INFO] tweaked toml for crates.io crate isla-axiomatic 0.1.0 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-08-29" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[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]  Downloading crates ...
[INFO] [stderr]   Downloaded isla-cat v0.1.0
[INFO] [stderr]   Downloaded isla-lib v0.1.0
[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-2020-08-29" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 07f796b63fd1dc45842f0d3b34ad659c9b03a57f579c0c21dceba368fbab7f00
[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" "07f796b63fd1dc45842f0d3b34ad659c9b03a57f579c0c21dceba368fbab7f00", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "07f796b63fd1dc45842f0d3b34ad659c9b03a57f579c0c21dceba368fbab7f00", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "07f796b63fd1dc45842f0d3b34ad659c9b03a57f579c0c21dceba368fbab7f00", kill_on_drop: false }`
[INFO] [stdout] 07f796b63fd1dc45842f0d3b34ad659c9b03a57f579c0c21dceba368fbab7f00
[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-2020-08-29" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7cb3939dd6da7ba07908bf0e22738a0db0f8135d8155fe425a9f1d65b79f6d21
[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" "7cb3939dd6da7ba07908bf0e22738a0db0f8135d8155fe425a9f1d65b79f6d21", kill_on_drop: false }`
[INFO] [stderr]    Compiling byte-tools v0.3.1
[INFO] [stderr]    Compiling opaque-debug v0.2.3
[INFO] [stderr]    Compiling bit-vec v0.6.2
[INFO] [stderr]    Compiling fake-simd v0.1.2
[INFO] [stderr]    Compiling fixedbitset v0.2.0
[INFO] [stderr]    Compiling lalrpop-util v0.19.0
[INFO] [stderr]    Compiling diff v0.1.12
[INFO] [stderr]     Checking z3-sys v0.5.0
[INFO] [stderr]    Compiling typenum v1.12.0
[INFO] [stderr]    Compiling hashbrown v0.8.2
[INFO] [stderr]    Compiling ena v0.14.0
[INFO] [stderr]    Compiling dirs v1.0.5
[INFO] [stderr]    Compiling scroll_derive v0.10.2
[INFO] [stderr]    Compiling serde v1.0.115
[INFO] [stderr]     Checking toml v0.5.6
[INFO] [stderr]     Checking crossbeam v0.7.3
[INFO] [stderr]    Compiling block-padding v0.1.5
[INFO] [stderr]    Compiling term v0.5.2
[INFO] [stderr]     Checking petgraph v0.5.1
[INFO] [stderr]    Compiling bit-set v0.5.2
[INFO] [stderr]    Compiling indexmap v1.5.2
[INFO] [stderr]    Compiling ascii-canvas v2.0.0
[INFO] [stderr]    Compiling generic-array v0.12.3
[INFO] [stderr]    Compiling block-buffer v0.7.3
[INFO] [stderr]    Compiling digest v0.8.1
[INFO] [stderr]     Checking scroll v0.10.1
[INFO] [stderr]    Compiling sha2 v0.8.2
[INFO] [stderr]     Checking goblin v0.2.3
[INFO] [stderr]    Compiling string_cache v0.8.0
[INFO] [stderr]    Compiling docopt v1.1.0
[INFO] [stderr]    Compiling lalrpop v0.19.0
[INFO] [stderr]    Compiling isla-cat v0.1.0
[INFO] [stderr]    Compiling isla-lib v0.1.0
[INFO] [stderr]    Compiling isla-axiomatic v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]  Documenting isla-axiomatic v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 24s
[INFO] running `Command { std: "docker" "inspect" "7cb3939dd6da7ba07908bf0e22738a0db0f8135d8155fe425a9f1d65b79f6d21", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7cb3939dd6da7ba07908bf0e22738a0db0f8135d8155fe425a9f1d65b79f6d21", kill_on_drop: false }`
[INFO] [stdout] 7cb3939dd6da7ba07908bf0e22738a0db0f8135d8155fe425a9f1d65b79f6d21