[INFO] fetching crate rustracing_jaeger 0.6.0...
[INFO] checking rustracing_jaeger-0.6.0 against master#4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5 for pr-81174
[INFO] extracting crate rustracing_jaeger 0.6.0 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate rustracing_jaeger 0.6.0 on toolchain 4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate rustracing_jaeger 0.6.0
[INFO] finished tweaking crates.io crate rustracing_jaeger 0.6.0
[INFO] tweaked toml for crates.io crate rustracing_jaeger 0.6.0 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate crates.io crate rustracing_jaeger 0.6.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5" "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@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9d4721d4d5f15515ebd31912643e17fb6acf6e60e05402fe2ae2925cd098a74b
[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" "9d4721d4d5f15515ebd31912643e17fb6acf6e60e05402fe2ae2925cd098a74b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9d4721d4d5f15515ebd31912643e17fb6acf6e60e05402fe2ae2925cd098a74b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9d4721d4d5f15515ebd31912643e17fb6acf6e60e05402fe2ae2925cd098a74b", kill_on_drop: false }`
[INFO] [stdout] 9d4721d4d5f15515ebd31912643e17fb6acf6e60e05402fe2ae2925cd098a74b
[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@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 379d3ff8fa29d55631a9e6a16802b152cfc3522cca458245df2a44364ab3277b
[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" "379d3ff8fa29d55631a9e6a16802b152cfc3522cca458245df2a44364ab3277b", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling syn v1.0.48
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]     Checking adler v0.2.3
[INFO] [stderr]     Checking ppv-lite86 v0.2.9
[INFO] [stderr]     Checking gimli v0.22.0
[INFO] [stderr]    Compiling slog v2.5.2
[INFO] [stderr]     Checking rustc-demangle v0.1.18
[INFO] [stderr]     Checking splay_tree v0.2.10
[INFO] [stderr]     Checking nom v2.2.1
[INFO] [stderr]     Checking nbchan v0.1.3
[INFO] [stderr]     Checking percent-encoding v1.0.1
[INFO] [stderr]     Checking atomic_immut v0.1.4
[INFO] [stderr]     Checking match_cfg v0.1.0
[INFO] [stderr]    Compiling miniz_oxide v0.4.3
[INFO] [stderr]    Compiling crossbeam-utils v0.8.0
[INFO] [stderr]     Checking log v0.4.11
[INFO] [stderr]     Checking idna v0.1.5
[INFO] [stderr]     Checking getrandom v0.1.15
[INFO] [stderr]     Checking net2 v0.2.35
[INFO] [stderr]     Checking hostname v0.3.1
[INFO] [stderr]    Compiling procinfo v0.4.2
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking mio v0.6.22
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking url v1.7.2
[INFO] [stderr]     Checking crossbeam-channel v0.5.0
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]     Checking fibers v0.1.13
[INFO] [stderr]     Checking fibers_global v0.1.2
[INFO] [stderr]     Checking addr2line v0.13.0
[INFO] [stderr]     Checking backtrace v0.3.53
[INFO] [stderr]    Compiling trackable_derive v0.1.3
[INFO] [stderr]     Checking trackable v0.2.23
[INFO] [stderr]     Checking bytecodec v0.4.13
[INFO] [stderr]     Checking prometrics v0.1.13
[INFO] [stderr]     Checking thrift_codec v0.1.1
[INFO] [stderr]     Checking rustracing v0.5.0
[INFO] [stderr]     Checking rustracing_jaeger v0.6.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking httpcodec v0.2.3
[INFO] [stderr]     Checking fibers_http_server v0.1.12
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 49.21s
[INFO] running `Command { std: "docker" "inspect" "379d3ff8fa29d55631a9e6a16802b152cfc3522cca458245df2a44364ab3277b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "379d3ff8fa29d55631a9e6a16802b152cfc3522cca458245df2a44364ab3277b", kill_on_drop: false }`
[INFO] [stdout] 379d3ff8fa29d55631a9e6a16802b152cfc3522cca458245df2a44364ab3277b