[INFO] fetching crate versions 1.0.1...
[INFO] checking versions-1.0.1 against try#894d32a5432c6a6461bb2aac7c3d5f2e87dce83f for pr-77015
[INFO] extracting crate versions 1.0.1 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate versions 1.0.1 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 versions 1.0.1
[INFO] finished tweaking crates.io crate versions 1.0.1
[INFO] tweaked toml for crates.io crate versions 1.0.1 written to /workspace/builds/worker-7/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-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" "+894d32a5432c6a6461bb2aac7c3d5f2e87dce83f" "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] f11505061a17baa1f54372268bd12e218c213ef607adcfa2cb896642d8a1dac6
[INFO] running `Command { std: "docker" "start" "-a" "f11505061a17baa1f54372268bd12e218c213ef607adcfa2cb896642d8a1dac6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f11505061a17baa1f54372268bd12e218c213ef607adcfa2cb896642d8a1dac6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f11505061a17baa1f54372268bd12e218c213ef607adcfa2cb896642d8a1dac6", kill_on_drop: false }`
[INFO] [stdout] f11505061a17baa1f54372268bd12e218c213ef607adcfa2cb896642d8a1dac6
[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" "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] 3eb2f7d89f1e95c91359df079d330653bd5683fecaaba874efb64fcb63a6ba6e
[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" "3eb2f7d89f1e95c91359df079d330653bd5683fecaaba874efb64fcb63a6ba6e", kill_on_drop: false }`
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling pulldown-cmark v0.7.2
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]    Compiling syn v1.0.42
[INFO] [stderr]     Checking regex-syntax v0.6.18
[INFO] [stderr]     Checking either v1.6.1
[INFO] [stderr]    Compiling nom v5.1.2
[INFO] [stderr]     Checking url v2.1.1
[INFO] [stderr]     Checking toml v0.5.6
[INFO] [stderr]     Checking itertools v0.9.0
[INFO] [stderr]     Checking lexical-core v0.7.4
[INFO] [stderr]     Checking quote v1.0.7
[INFO] [stderr]     Checking regex v1.3.9
[INFO] [stderr]     Checking version-sync v0.9.1
[INFO] [stderr]     Checking versions v1.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 12.97s
[INFO] running `Command { std: "docker" "inspect" "3eb2f7d89f1e95c91359df079d330653bd5683fecaaba874efb64fcb63a6ba6e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3eb2f7d89f1e95c91359df079d330653bd5683fecaaba874efb64fcb63a6ba6e", kill_on_drop: false }`
[INFO] [stdout] 3eb2f7d89f1e95c91359df079d330653bd5683fecaaba874efb64fcb63a6ba6e