[INFO] fetching crate rustracing_jaeger 0.6.1...
[INFO] checking rustracing_jaeger-0.6.1 against try#3bb2879ea9e58d65b875f9a98df44f4a43ce2597 for pr-85387
[INFO] extracting crate rustracing_jaeger 0.6.1 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate rustracing_jaeger 0.6.1 on toolchain 3bb2879ea9e58d65b875f9a98df44f4a43ce2597
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3bb2879ea9e58d65b875f9a98df44f4a43ce2597" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate rustracing_jaeger 0.6.1
[INFO] finished tweaking crates.io crate rustracing_jaeger 0.6.1
[INFO] tweaked toml for crates.io crate rustracing_jaeger 0.6.1 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate crates.io crate rustracing_jaeger 0.6.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3bb2879ea9e58d65b875f9a98df44f4a43ce2597" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded rustracing v0.5.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+3bb2879ea9e58d65b875f9a98df44f4a43ce2597" "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] 98996c07d2a890726f6e0175a41130406fbeb5aa12a1c5eea8b61bf19202c6b8
[INFO] running `Command { std: "docker" "start" "-a" "98996c07d2a890726f6e0175a41130406fbeb5aa12a1c5eea8b61bf19202c6b8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "98996c07d2a890726f6e0175a41130406fbeb5aa12a1c5eea8b61bf19202c6b8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "98996c07d2a890726f6e0175a41130406fbeb5aa12a1c5eea8b61bf19202c6b8", kill_on_drop: false }`
[INFO] [stdout] 98996c07d2a890726f6e0175a41130406fbeb5aa12a1c5eea8b61bf19202c6b8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+3bb2879ea9e58d65b875f9a98df44f4a43ce2597" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fb7ea531bcecf4eab3b0f93fe78aebba672f9c4a5255e9d5badc41fdb3f4659a
[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" "fb7ea531bcecf4eab3b0f93fe78aebba672f9c4a5255e9d5badc41fdb3f4659a", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling getrandom v0.2.2
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]     Checking tinyvec_macros v0.1.0
[INFO] [stderr]     Checking nom v2.2.1
[INFO] [stderr]    Compiling slog v2.7.0
[INFO] [stderr]     Checking splay_tree v0.2.10
[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 factory v0.1.2
[INFO] [stderr]    Compiling crossbeam-utils v0.8.1
[INFO] [stderr]     Checking net2 v0.2.37
[INFO] [stderr]     Checking iovec v0.1.4
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking hostname v0.3.1
[INFO] [stderr]     Checking backtrace v0.3.56
[INFO] [stderr]     Checking tinyvec v1.1.1
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]     Checking mio v0.6.23
[INFO] [stderr]     Checking rand_core v0.6.1
[INFO] [stderr]    Compiling procinfo v0.4.2
[INFO] [stderr]     Checking unicode-normalization v0.1.17
[INFO] [stderr]    Compiling quote v1.0.8
[INFO] [stderr]     Checking rand_chacha v0.3.0
[INFO] [stderr]     Checking crossbeam-channel v0.5.0
[INFO] [stderr]    Compiling syn v1.0.60
[INFO] [stderr]     Checking fibers v0.1.13
[INFO] [stderr]     Checking rand v0.8.3
[INFO] [stderr]     Checking fibers_global v0.1.2
[INFO] [stderr]     Checking idna v0.1.5
[INFO] [stderr]     Checking url v1.7.2
[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 rustracing v0.5.1
[INFO] [stderr]     Checking thrift_codec v0.1.1
[INFO] [stderr]     Checking prometrics v0.1.13
[INFO] [stderr]     Checking rustracing_jaeger v0.6.1 (/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 23.77s
[INFO] running `Command { std: "docker" "inspect" "fb7ea531bcecf4eab3b0f93fe78aebba672f9c4a5255e9d5badc41fdb3f4659a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fb7ea531bcecf4eab3b0f93fe78aebba672f9c4a5255e9d5badc41fdb3f4659a", kill_on_drop: false }`
[INFO] [stdout] fb7ea531bcecf4eab3b0f93fe78aebba672f9c4a5255e9d5badc41fdb3f4659a