[INFO] fetching crate libssg 0.1.1...
[INFO] checking libssg-0.1.1 against try#075992eda207e1647b699c8c8ada67b32ce7b115 for pr-77271
[INFO] extracting crate libssg 0.1.1 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate libssg 0.1.1 on toolchain 075992eda207e1647b699c8c8ada67b32ce7b115
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+075992eda207e1647b699c8c8ada67b32ce7b115" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate libssg 0.1.1
[INFO] finished tweaking crates.io crate libssg 0.1.1
[INFO] tweaked toml for crates.io crate libssg 0.1.1 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate crates.io crate libssg 0.1.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+075992eda207e1647b699c8c8ada67b32ce7b115" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded proc-macro2 v1.0.8
[INFO] [stderr]   Downloaded winapi-util v0.1.3
[INFO] [stderr]   Downloaded block-padding v0.1.5
[INFO] [stderr]   Downloaded typenum v1.11.2
[INFO] [stderr]   Downloaded aho-corasick v0.7.8
[INFO] [stderr]   Downloaded pest v2.1.2
[INFO] [stderr]   Downloaded handlebars v3.0.1
[INFO] [stderr]   Downloaded pest_derive v2.1.0
[INFO] [stderr]   Downloaded maplit v1.0.2
[INFO] [stderr]   Downloaded pest_meta v2.1.2
[INFO] [stderr]   Downloaded serde_derive v1.0.104
[INFO] [stderr]   Downloaded serde v1.0.104
[INFO] [stderr]   Downloaded generic-array v0.12.3
[INFO] [stderr]   Downloaded opaque-debug v0.2.3
[INFO] [stderr]   Downloaded sha-1 v0.8.2
[INFO] [stderr]   Downloaded walkdir v2.3.1
[INFO] [stderr]   Downloaded same-file v1.0.6
[INFO] [stderr]   Downloaded pest_generator v2.1.1
[INFO] [stderr]   Downloaded memchr v2.3.0
[INFO] [stderr]   Downloaded md5 v0.6.1
[INFO] [stderr]   Downloaded serde_json v1.0.47
[INFO] [stderr]   Downloaded ucd-trie v0.1.2
[INFO] [stderr]   Downloaded quote v1.0.2
[INFO] [stderr]   Downloaded regex-syntax v0.6.14
[INFO] [stderr]   Downloaded syn v1.0.14
[INFO] [stderr]   Downloaded ryu v1.0.2
[INFO] [stderr]   Downloaded regex v1.3.4
[INFO] [stderr]   Downloaded digest v0.8.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+075992eda207e1647b699c8c8ada67b32ce7b115" "metadata" "--no-deps" "--format-version=1", 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] 842833615e217c3f9be413fb2a373d82bb16f74569622dda6f9d53775c4b61f2
[INFO] running `Command { std: "docker" "start" "-a" "842833615e217c3f9be413fb2a373d82bb16f74569622dda6f9d53775c4b61f2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "842833615e217c3f9be413fb2a373d82bb16f74569622dda6f9d53775c4b61f2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "842833615e217c3f9be413fb2a373d82bb16f74569622dda6f9d53775c4b61f2", kill_on_drop: false }`
[INFO] [stdout] 842833615e217c3f9be413fb2a373d82bb16f74569622dda6f9d53775c4b61f2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "RUSTFLAGS=--cap-lints=forbid" "-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" "+075992eda207e1647b699c8c8ada67b32ce7b115" "check" "--frozen" "--all" "--all-targets" "--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] a26b87e29f8add26bc4055413b717b9c565be5d04de557eb5cbab13707da2484
[INFO] running `Command { std: "docker" "start" "-a" "a26b87e29f8add26bc4055413b717b9c565be5d04de557eb5cbab13707da2484", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling syn v1.0.14
[INFO] [stderr]    Compiling ucd-trie v0.1.2
[INFO] [stderr]     Checking itoa v0.4.5
[INFO] [stderr]     Checking thread_local v1.0.1
[INFO] [stderr]     Checking uuid v0.8.1
[INFO] [stderr]     Checking log v0.4.8
[INFO] [stderr]    Compiling proc-macro2 v1.0.8
[INFO] [stderr]     Checking pest v2.1.2
[INFO] [stderr]     Checking regex v1.3.4
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]    Compiling pest_meta v2.1.2
[INFO] [stderr]    Compiling pest_generator v2.1.1
[INFO] [stderr]    Compiling serde_derive v1.0.104
[INFO] [stderr]    Compiling pest_derive v2.1.0
[INFO] [stderr]     Checking serde v1.0.104
[INFO] [stderr]     Checking serde_json v1.0.47
[INFO] [stderr]     Checking handlebars v3.0.1
[INFO] [stderr]     Checking libssg v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 51.04s
[INFO] running `Command { std: "docker" "inspect" "a26b87e29f8add26bc4055413b717b9c565be5d04de557eb5cbab13707da2484", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a26b87e29f8add26bc4055413b717b9c565be5d04de557eb5cbab13707da2484", kill_on_drop: false }`
[INFO] [stdout] a26b87e29f8add26bc4055413b717b9c565be5d04de557eb5cbab13707da2484