[INFO] cloning repository https://github.com/jtescher/opentelemetry-rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jtescher/opentelemetry-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjtescher%2Fopentelemetry-rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjtescher%2Fopentelemetry-rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c38304f5db1e525e13a4d67cf78ff9d654a3d0b0
[INFO] testing jtescher/opentelemetry-rust against 1.55.0 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjtescher%2Fopentelemetry-rust" "/workspace/builds/worker-0/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/jtescher/opentelemetry-rust on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/jtescher/opentelemetry-rust
[INFO] finished tweaking git repo https://github.com/jtescher/opentelemetry-rust
[INFO] tweaked toml for git repo https://github.com/jtescher/opentelemetry-rust written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d0ce7db76cfd02d2aad68b251b76eed61f5d89ed8a226be5ff3e15ee558810b7
[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" "d0ce7db76cfd02d2aad68b251b76eed61f5d89ed8a226be5ff3e15ee558810b7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d0ce7db76cfd02d2aad68b251b76eed61f5d89ed8a226be5ff3e15ee558810b7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d0ce7db76cfd02d2aad68b251b76eed61f5d89ed8a226be5ff3e15ee558810b7", kill_on_drop: false }`
[INFO] [stdout] d0ce7db76cfd02d2aad68b251b76eed61f5d89ed8a226be5ff3e15ee558810b7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3b67404f926ed5052d16cba4da4c13617983b70998d7b4b85a2a00101227c27f
[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" "3b67404f926ed5052d16cba4da4c13617983b70998d7b4b85a2a00101227c27f", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.29
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling gimli v0.25.0
[INFO] [stderr]    Compiling rustc-demangle v0.1.21
[INFO] [stderr]    Compiling protobuf v2.25.1
[INFO] [stderr]    Compiling prometheus v0.7.0
[INFO] [stderr]    Compiling backtrace v0.3.61
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]    Compiling hostname v0.2.0
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling object v0.26.2
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling syn v1.0.76
[INFO] [stderr]    Compiling addr2line v0.16.0
[INFO] [stderr]    Compiling trackable_derive v1.0.0
[INFO] [stderr]    Compiling trackable v1.2.0
[INFO] [stderr]    Compiling trackable v0.2.24
[INFO] [stderr]    Compiling thrift_codec v0.1.1
[INFO] [stderr]    Compiling rustracing v0.2.1
[INFO] [stderr]    Compiling rustracing_jaeger v0.2.2
[INFO] [stderr]    Compiling opentelemetry v0.1.5 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 22.70s
[INFO] running `Command { std: "docker" "inspect" "3b67404f926ed5052d16cba4da4c13617983b70998d7b4b85a2a00101227c27f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3b67404f926ed5052d16cba4da4c13617983b70998d7b4b85a2a00101227c27f", kill_on_drop: false }`
[INFO] [stdout] 3b67404f926ed5052d16cba4da4c13617983b70998d7b4b85a2a00101227c27f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", 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] ab5fafbb8ed2c0597a23c929418d76031def6be8136995cb0082571294fea18e
[INFO] running `Command { std: "docker" "start" "-a" "ab5fafbb8ed2c0597a23c929418d76031def6be8136995cb0082571294fea18e", kill_on_drop: false }`
[INFO] [stderr]    Compiling tokio-sync v0.1.8
[INFO] [stderr]    Compiling httparse v1.5.1
[INFO] [stderr]    Compiling iovec v0.1.4
[INFO] [stderr]    Compiling net2 v0.2.37
[INFO] [stderr]    Compiling hyper v0.12.36
[INFO] [stderr]    Compiling want v0.2.0
[INFO] [stderr]    Compiling tokio-executor v0.1.10
[INFO] [stderr]    Compiling futures-cpupool v0.1.8
[INFO] [stderr]    Compiling parking_lot_core v0.6.2
[INFO] [stderr]    Compiling crossbeam-deque v0.7.4
[INFO] [stderr]    Compiling bytes v0.4.12
[INFO] [stderr]    Compiling tokio-current-thread v0.1.7
[INFO] [stderr]    Compiling tokio-timer v0.2.13
[INFO] [stderr]    Compiling tokio-threadpool v0.1.18
[INFO] [stderr]    Compiling parking_lot v0.9.0
[INFO] [stderr]    Compiling mio v0.6.23
[INFO] [stderr]    Compiling tokio-io v0.1.13
[INFO] [stderr]    Compiling http v0.1.21
[INFO] [stderr]    Compiling tokio-buf v0.1.1
[INFO] [stderr]    Compiling string v0.2.1
[INFO] [stderr]    Compiling tokio-reactor v0.1.12
[INFO] [stderr]    Compiling tokio v0.1.22
[INFO] [stderr]    Compiling tokio-tcp v0.1.4
[INFO] [stderr]    Compiling h2 v0.1.26
[INFO] [stderr]    Compiling http-body v0.1.0
[INFO] [stderr]    Compiling opentelemetry v0.1.5 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 26.86s
[INFO] running `Command { std: "docker" "inspect" "ab5fafbb8ed2c0597a23c929418d76031def6be8136995cb0082571294fea18e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ab5fafbb8ed2c0597a23c929418d76031def6be8136995cb0082571294fea18e", kill_on_drop: false }`
[INFO] [stdout] ab5fafbb8ed2c0597a23c929418d76031def6be8136995cb0082571294fea18e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] d033edb75afbb53b2473c4076b47bf0ae4318ce5b57944044103b9c44b40a4f0
[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" "d033edb75afbb53b2473c4076b47bf0ae4318ce5b57944044103b9c44b40a4f0", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.11s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/opentelemetry-ca6673141cdf664e)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests opentelemetry
[INFO] [stdout] running 6 tests
[INFO] [stdout] test api::distributed_context::binary_propagator::test::from_bytes_conversion ... ok
[INFO] [stdout] test api::distributed_context::binary_propagator::test::to_bytes_conversion ... ok
[INFO] [stdout] test api::distributed_context::http_b3_propagator::test::inject_b3 ... ok
[INFO] [stdout] test api::distributed_context::http_trace_context_propagator::test::inject_w3c ... ok
[INFO] [stdout] test api::distributed_context::http_trace_context_propagator::test::extract_w3c ... ok
[INFO] [stdout] test api::distributed_context::http_b3_propagator::test::extract_b3 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "d033edb75afbb53b2473c4076b47bf0ae4318ce5b57944044103b9c44b40a4f0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d033edb75afbb53b2473c4076b47bf0ae4318ce5b57944044103b9c44b40a4f0", kill_on_drop: false }`
[INFO] [stdout] d033edb75afbb53b2473c4076b47bf0ae4318ce5b57944044103b9c44b40a4f0