[INFO] fetching crate opentelemetry-contrib 0.2.0...
[INFO] checking opentelemetry-contrib-0.2.0 against try#3e22d1f9053c0fc87629b3c6d5d9567856368e5d for pr-78714
[INFO] extracting crate opentelemetry-contrib 0.2.0 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate opentelemetry-contrib 0.2.0 on toolchain 3e22d1f9053c0fc87629b3c6d5d9567856368e5d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e22d1f9053c0fc87629b3c6d5d9567856368e5d" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate opentelemetry-contrib 0.2.0
[INFO] finished tweaking crates.io crate opentelemetry-contrib 0.2.0
[INFO] tweaked toml for crates.io crate opentelemetry-contrib 0.2.0 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e22d1f9053c0fc87629b3c6d5d9567856368e5d" "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" "+3e22d1f9053c0fc87629b3c6d5d9567856368e5d" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+3e22d1f9053c0fc87629b3c6d5d9567856368e5d" "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] ac7bfc0e0265237229768b7bb685d6707f9804881cae6399fff72f8e63ba7339
[INFO] running `Command { std: "docker" "start" "-a" "ac7bfc0e0265237229768b7bb685d6707f9804881cae6399fff72f8e63ba7339", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ac7bfc0e0265237229768b7bb685d6707f9804881cae6399fff72f8e63ba7339", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ac7bfc0e0265237229768b7bb685d6707f9804881cae6399fff72f8e63ba7339", kill_on_drop: false }`
[INFO] [stdout] ac7bfc0e0265237229768b7bb685d6707f9804881cae6399fff72f8e63ba7339
[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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+3e22d1f9053c0fc87629b3c6d5d9567856368e5d" "check" "--frozen" "--all" "--all-targets" "--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] b52edb7badc091c87ba044a126a4f74aa1a71c70e280072f3cf140e0b7bbb775
[INFO] running `Command { std: "docker" "start" "-a" "b52edb7badc091c87ba044a126a4f74aa1a71c70e280072f3cf140e0b7bbb775", kill_on_drop: false }`
[INFO] [stderr]     Checking futures-io v0.3.8
[INFO] [stderr]    Compiling curl v0.4.34
[INFO] [stderr]     Checking regex-syntax v0.6.21
[INFO] [stderr]    Compiling isahc v0.9.12
[INFO] [stderr]     Checking base64 v0.13.0
[INFO] [stderr]    Compiling libz-sys v1.1.2
[INFO] [stderr]    Compiling libnghttp2-sys v0.1.4+1.41.0
[INFO] [stderr]    Compiling curl-sys v0.4.38+curl-7.73.0
[INFO] [stderr]     Checking futures-task v0.3.8
[INFO] [stderr]     Checking futures-channel v0.3.8
[INFO] [stderr]     Checking tracing-futures v0.2.4
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking futures-util v0.3.8
[INFO] [stderr]     Checking sluice v0.5.3
[INFO] [stderr]     Checking regex v1.4.2
[INFO] [stderr]     Checking futures-executor v0.3.8
[INFO] [stderr]     Checking futures v0.3.8
[INFO] [stderr]     Checking opentelemetry v0.10.0
[INFO] [stderr]     Checking opentelemetry-contrib v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 32.00s
[INFO] running `Command { std: "docker" "inspect" "b52edb7badc091c87ba044a126a4f74aa1a71c70e280072f3cf140e0b7bbb775", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b52edb7badc091c87ba044a126a4f74aa1a71c70e280072f3cf140e0b7bbb775", kill_on_drop: false }`
[INFO] [stdout] b52edb7badc091c87ba044a126a4f74aa1a71c70e280072f3cf140e0b7bbb775