[INFO] fetching crate tracing-loki 0.2.6...
[INFO] testing tracing-loki-0.2.6 against try#2440211fe03bc45c89b6dc1a3df18382ce91e32b for pr-146098-1
[INFO] extracting crate tracing-loki 0.2.6 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate tracing-loki 0.2.6
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate tracing-loki 0.2.6
[INFO] tweaked toml for crates.io crate tracing-loki 0.2.6 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate tracing-loki 0.2.6 on toolchain 2440211fe03bc45c89b6dc1a3df18382ce91e32b
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate tracing-loki 0.2.6 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] df94c2f0f321a26cdf6f801c79f0537c058d3cbcb55185981bd835d58b7c559a
[INFO] running `Command { std: "docker" "start" "-a" "df94c2f0f321a26cdf6f801c79f0537c058d3cbcb55185981bd835d58b7c559a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "df94c2f0f321a26cdf6f801c79f0537c058d3cbcb55185981bd835d58b7c559a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "df94c2f0f321a26cdf6f801c79f0537c058d3cbcb55185981bd835d58b7c559a", kill_on_drop: false }`
[INFO] [stdout] df94c2f0f321a26cdf6f801c79f0537c058d3cbcb55185981bd835d58b7c559a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 07e8bfd00879e458e75f14990eb8b68dfb35aac447e5776bbba15d6840cb8037
[INFO] running `Command { std: "docker" "start" "-a" "07e8bfd00879e458e75f14990eb8b68dfb35aac447e5776bbba15d6840cb8037", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.36
[INFO] [stderr]    Compiling syn v1.0.89
[INFO] [stderr]    Compiling libc v0.2.120
[INFO] [stderr]    Compiling pin-project-lite v0.2.8
[INFO] [stderr]    Compiling pkg-config v0.3.24
[INFO] [stderr]    Compiling tracing-core v0.1.23
[INFO] [stderr]    Compiling serde_derive v1.0.136
[INFO] [stderr]    Compiling futures-task v0.3.21
[INFO] [stderr]    Compiling indexmap v1.8.0
[INFO] [stderr]    Compiling openssl v0.10.38
[INFO] [stderr]    Compiling futures-util v0.3.21
[INFO] [stderr]    Compiling anyhow v1.0.56
[INFO] [stderr]    Compiling serde v1.0.136
[INFO] [stderr]    Compiling http v0.2.6
[INFO] [stderr]    Compiling openssl-sys v0.9.72
[INFO] [stderr]    Compiling either v1.6.1
[INFO] [stderr]    Compiling httparse v1.6.0
[INFO] [stderr]    Compiling native-tls v0.2.8
[INFO] [stderr]    Compiling futures-channel v0.3.21
[INFO] [stderr]    Compiling itertools v0.10.3
[INFO] [stderr]    Compiling socket2 v0.4.4
[INFO] [stderr]    Compiling mio v0.8.2
[INFO] [stderr]    Compiling quote v1.0.16
[INFO] [stderr]    Compiling slab v0.4.5
[INFO] [stderr]    Compiling want v0.3.0
[INFO] [stderr]    Compiling tokio v1.17.0
[INFO] [stderr]    Compiling encoding_rs v0.8.30
[INFO] [stderr]    Compiling serde_json v1.0.79
[INFO] [stderr]    Compiling snap v1.0.5
[INFO] [stderr]    Compiling tracing-log v0.1.2
[INFO] [stderr]    Compiling thread_local v1.1.4
[INFO] [stderr]    Compiling sharded-slab v0.1.4
[INFO] [stderr]    Compiling smallvec v1.8.0
[INFO] [stderr]    Compiling ipnet v2.4.0
[INFO] [stderr]    Compiling http-body v0.4.4
[INFO] [stderr]    Compiling tracing-subscriber v0.3.9
[INFO] [stderr]    Compiling tokio-util v0.6.9
[INFO] [stderr]    Compiling tokio-native-tls v0.3.0
[INFO] [stderr]    Compiling tokio-stream v0.1.8
[INFO] [stderr]    Compiling tracing-attributes v0.1.20
[INFO] [stderr]    Compiling prost-derive v0.9.0
[INFO] [stderr]    Compiling tracing v0.1.32
[INFO] [stderr]    Compiling prost v0.9.0
[INFO] [stderr]    Compiling h2 v0.3.12
[INFO] [stderr]    Compiling prost-types v0.9.0
[INFO] [stderr]    Compiling loki-api v0.1.2
[INFO] [stderr]    Compiling hyper v0.14.17
[INFO] [stderr]    Compiling serde_urlencoded v0.7.1
[INFO] [stderr]    Compiling tracing-serde v0.1.3
[INFO] [stderr]    Compiling hyper-tls v0.5.0
[INFO] [stderr]    Compiling reqwest v0.11.10
[INFO] [stderr]    Compiling tracing-loki v0.2.6 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1m 02s
[INFO] running `Command { std: "docker" "inspect" "07e8bfd00879e458e75f14990eb8b68dfb35aac447e5776bbba15d6840cb8037", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "07e8bfd00879e458e75f14990eb8b68dfb35aac447e5776bbba15d6840cb8037", kill_on_drop: false }`
[INFO] [stdout] 07e8bfd00879e458e75f14990eb8b68dfb35aac447e5776bbba15d6840cb8037
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cfe0043089f1e9261e410ab829a6c913f9b018492d40977b2ffd2f625bd62bf6
[INFO] running `Command { std: "docker" "start" "-a" "cfe0043089f1e9261e410ab829a6c913f9b018492d40977b2ffd2f625bd62bf6", kill_on_drop: false }`
[INFO] [stderr]    Compiling num_cpus v1.13.1
[INFO] [stderr]    Compiling tokio-macros v1.7.0
[INFO] [stderr]    Compiling tokio v1.17.0
[INFO] [stderr]    Compiling tokio-util v0.6.9
[INFO] [stderr]    Compiling tokio-native-tls v0.3.0
[INFO] [stderr]    Compiling tokio-stream v0.1.8
[INFO] [stderr]    Compiling h2 v0.3.12
[INFO] [stderr]    Compiling hyper v0.14.17
[INFO] [stderr]    Compiling hyper-tls v0.5.0
[INFO] [stderr]    Compiling reqwest v0.11.10
[INFO] [stderr]    Compiling tracing-loki v0.2.6 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 27.76s
[INFO] running `Command { std: "docker" "inspect" "cfe0043089f1e9261e410ab829a6c913f9b018492d40977b2ffd2f625bd62bf6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cfe0043089f1e9261e410ab829a6c913f9b018492d40977b2ffd2f625bd62bf6", kill_on_drop: false }`
[INFO] [stdout] cfe0043089f1e9261e410ab829a6c913f9b018492d40977b2ffd2f625bd62bf6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 704f5c3a0afa866e2119a548a1e52b7292058490ce79874d38116704eac61d37
[INFO] running `Command { std: "docker" "start" "-a" "704f5c3a0afa866e2119a548a1e52b7292058490ce79874d38116704eac61d37", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.19s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/tracing_loki-ee44c7b58bed887b)
[INFO] [stdout] running 3 tests
[INFO] [stderr]    Doc-tests tracing_loki
[INFO] [stdout] test labels::test::level ... ok
[INFO] [stdout] test labels::test::simple ... ok
[INFO] [stdout] test labels::test::duplicate ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test src/builder.rs - builder::Builder::label (line 60) ... ok
[INFO] [stdout] test src/builder.rs - builder::Builder::http_header (line 116) ... ok
[INFO] [stdout] test src/builder.rs - builder::Builder::extra_field (line 86) ... ok
[INFO] [stdout] test src/lib.rs - (line 7) ... ok
[INFO] [stdout] test src/lib.rs - ReadmeDoctests (line 128) ... ok
[INFO] [stdout] test src/lib.rs - layer (line 176) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 3.29s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "704f5c3a0afa866e2119a548a1e52b7292058490ce79874d38116704eac61d37", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "704f5c3a0afa866e2119a548a1e52b7292058490ce79874d38116704eac61d37", kill_on_drop: false }`
[INFO] [stdout] 704f5c3a0afa866e2119a548a1e52b7292058490ce79874d38116704eac61d37