[INFO] fetching crate mset 0.0.3...
[INFO] checking mset-0.0.3 against try#894d32a5432c6a6461bb2aac7c3d5f2e87dce83f for pr-77015
[INFO] extracting crate mset 0.0.3 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate mset 0.0.3 on toolchain 894d32a5432c6a6461bb2aac7c3d5f2e87dce83f
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+894d32a5432c6a6461bb2aac7c3d5f2e87dce83f" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate mset 0.0.3
[INFO] finished tweaking crates.io crate mset 0.0.3
[INFO] tweaked toml for crates.io crate mset 0.0.3 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+894d32a5432c6a6461bb2aac7c3d5f2e87dce83f" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+894d32a5432c6a6461bb2aac7c3d5f2e87dce83f" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+894d32a5432c6a6461bb2aac7c3d5f2e87dce83f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5114a70a60d185cc5dfa3a570e140d0af8d1762d0b35423e8184f91129df9b56
[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" "5114a70a60d185cc5dfa3a570e140d0af8d1762d0b35423e8184f91129df9b56", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5114a70a60d185cc5dfa3a570e140d0af8d1762d0b35423e8184f91129df9b56", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5114a70a60d185cc5dfa3a570e140d0af8d1762d0b35423e8184f91129df9b56", kill_on_drop: false }`
[INFO] [stdout] 5114a70a60d185cc5dfa3a570e140d0af8d1762d0b35423e8184f91129df9b56
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+894d32a5432c6a6461bb2aac7c3d5f2e87dce83f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 01eceee4e4bc608c1115bb2b0c59f898d90a3daac5eb5a11736056a78f502509
[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" "01eceee4e4bc608c1115bb2b0c59f898d90a3daac5eb5a11736056a78f502509", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]     Checking tinyvec v0.3.4
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking either v1.6.1
[INFO] [stderr]     Checking regex-syntax v0.6.18
[INFO] [stderr]     Checking percent-encoding v1.0.1
[INFO] [stderr]     Checking mset v0.0.3 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling unicase v2.6.0
[INFO] [stderr]     Checking proc-macro2 v0.4.30
[INFO] [stderr]     Checking toml v0.5.6
[INFO] [stderr]     Checking thread_local v1.0.1
[INFO] [stderr]     Checking itertools v0.8.2
[INFO] [stderr]     Checking unicode-normalization v0.1.13
[INFO] [stderr]     Checking quote v0.6.13
[INFO] [stderr]     Checking aho-corasick v0.7.13
[INFO] [stderr]     Checking pulldown-cmark v0.4.1
[INFO] [stderr]     Checking syn v0.15.44
[INFO] [stderr]     Checking idna v0.1.5
[INFO] [stderr]     Checking regex v1.3.9
[INFO] [stderr]     Checking url v1.7.2
[INFO] [stderr]     Checking version-sync v0.8.1
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 18.83s
[INFO] running `Command { std: "docker" "inspect" "01eceee4e4bc608c1115bb2b0c59f898d90a3daac5eb5a11736056a78f502509", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "01eceee4e4bc608c1115bb2b0c59f898d90a3daac5eb5a11736056a78f502509", kill_on_drop: false }`
[INFO] [stdout] 01eceee4e4bc608c1115bb2b0c59f898d90a3daac5eb5a11736056a78f502509