[INFO] fetching crate kf-protocol-transport 2.0.4...
[INFO] checking kf-protocol-transport-2.0.4 against master#0d37dca25a51fb900a402c94c8818ad1c2789e30 for pr-77526
[INFO] extracting crate kf-protocol-transport 2.0.4 into /workspace/builds/worker-9/source
[INFO] validating manifest of crates.io crate kf-protocol-transport 2.0.4 on toolchain 0d37dca25a51fb900a402c94c8818ad1c2789e30
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0d37dca25a51fb900a402c94c8818ad1c2789e30" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate kf-protocol-transport 2.0.4
[INFO] finished tweaking crates.io crate kf-protocol-transport 2.0.4
[INFO] tweaked toml for crates.io crate kf-protocol-transport 2.0.4 written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0d37dca25a51fb900a402c94c8818ad1c2789e30" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0d37dca25a51fb900a402c94c8818ad1c2789e30" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "+0d37dca25a51fb900a402c94c8818ad1c2789e30" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0b3ba119a78c3a49e6f7f83f3f0aaf16ffabaf0d6cdfbc82ecbab85fcdf1fa0f
[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" "0b3ba119a78c3a49e6f7f83f3f0aaf16ffabaf0d6cdfbc82ecbab85fcdf1fa0f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0b3ba119a78c3a49e6f7f83f3f0aaf16ffabaf0d6cdfbc82ecbab85fcdf1fa0f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0b3ba119a78c3a49e6f7f83f3f0aaf16ffabaf0d6cdfbc82ecbab85fcdf1fa0f", kill_on_drop: false }`
[INFO] [stdout] 0b3ba119a78c3a49e6f7f83f3f0aaf16ffabaf0d6cdfbc82ecbab85fcdf1fa0f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "+0d37dca25a51fb900a402c94c8818ad1c2789e30" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 88b231a2ccac075c0808b8975dc7cfeaa0ae010c29422f53967b4350a4212c8d
[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" "88b231a2ccac075c0808b8975dc7cfeaa0ae010c29422f53967b4350a4212c8d", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling syn v1.0.42
[INFO] [stderr]    Compiling libc v0.2.79
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling serde_derive v1.0.116
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]     Checking regex-syntax v0.6.18
[INFO] [stderr]     Checking futures-sink v0.3.6
[INFO] [stderr]    Compiling serde_json v1.0.58
[INFO] [stderr]     Checking slab v0.4.2
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]     Checking itoa v0.4.6
[INFO] [stderr]     Checking ansi_term v0.12.1
[INFO] [stderr]    Compiling num-derive v0.2.5
[INFO] [stderr]     Checking smallvec v1.4.2
[INFO] [stderr]     Checking fnv v1.0.7
[INFO] [stderr]     Checking futures-timer v2.0.2
[INFO] [stderr]     Checking futures-channel v0.3.6
[INFO] [stderr]     Checking tracing-core v0.1.17
[INFO] [stderr]     Checking thread_local v1.0.1
[INFO] [stderr]     Checking sharded-slab v0.0.9
[INFO] [stderr]     Checking tokio v0.2.22
[INFO] [stderr]     Checking log v0.4.11
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]    Compiling num-integer v0.1.43
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]     Checking futures-lite v1.10.1
[INFO] [stderr]     Checking tracing-log v0.1.1
[INFO] [stderr]     Checking kv-log-macro v1.0.7
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]     Checking async-executor v1.3.0
[INFO] [stderr]     Checking blocking v1.0.1
[INFO] [stderr]     Checking tokio-util v0.3.1
[INFO] [stderr]     Checking polling v2.0.0
[INFO] [stderr]     Checking nb-connect v1.0.2
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking nix v0.17.0
[INFO] [stderr]     Checking memmap v0.7.0
[INFO] [stderr]     Checking async-io v1.1.9
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]     Checking regex-automata v0.1.9
[INFO] [stderr]     Checking regex v1.3.9
[INFO] [stderr]     Checking async-global-executor v1.3.0
[INFO] [stderr]     Checking async-std v1.6.5
[INFO] [stderr]     Checking matchers v0.0.1
[INFO] [stderr]    Compiling pin-project-internal v0.4.26
[INFO] [stderr]    Compiling tracing-attributes v0.1.11
[INFO] [stderr]    Compiling futures-macro v0.3.6
[INFO] [stderr]    Compiling async-trait v0.1.41
[INFO] [stderr]    Compiling async-test-derive v1.0.0
[INFO] [stderr]     Checking tracing v0.1.21
[INFO] [stderr]     Checking pin-project v0.4.26
[INFO] [stderr]     Checking futures-util v0.3.6
[INFO] [stderr]     Checking serde v1.0.116
[INFO] [stderr]     Checking futures-executor v0.3.6
[INFO] [stderr]     Checking futures v0.3.6
[INFO] [stderr]     Checking tracing-serde v0.1.2
[INFO] [stderr]     Checking kf-protocol-core v0.1.2
[INFO] [stderr]     Checking tracing-subscriber v0.2.13
[INFO] [stderr]     Checking flv-util v0.4.0
[INFO] [stderr]     Checking flv-future-aio v2.4.2
[INFO] [stderr]     Checking kf-protocol-transport v2.0.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 49s
[INFO] running `Command { std: "docker" "inspect" "88b231a2ccac075c0808b8975dc7cfeaa0ae010c29422f53967b4350a4212c8d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "88b231a2ccac075c0808b8975dc7cfeaa0ae010c29422f53967b4350a4212c8d", kill_on_drop: false }`
[INFO] [stdout] 88b231a2ccac075c0808b8975dc7cfeaa0ae010c29422f53967b4350a4212c8d