[INFO] fetching crate tracing-serde 0.2.0...
[INFO] testing tracing-serde-0.2.0 against try#311784882baa42a9638298cb325fa01a062c9d0f+cargoflags=-Zbuild-dir-new-layout for pr-149852
[INFO] extracting crate tracing-serde 0.2.0 into /workspace/builds/worker-5-tc2/source
[INFO] started tweaking crates.io crate tracing-serde 0.2.0
[INFO] finished tweaking crates.io crate tracing-serde 0.2.0
[INFO] tweaked toml for crates.io crate tracing-serde 0.2.0 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate tracing-serde 0.2.0 on toolchain 311784882baa42a9638298cb325fa01a062c9d0f
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+311784882baa42a9638298cb325fa01a062c9d0f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+311784882baa42a9638298cb325fa01a062c9d0f" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 15 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+311784882baa42a9638298cb325fa01a062c9d0f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:94a0c148923f5b2b52a63ef0eeb1882ad339ab61bce784c8077cbe41c61feb6c" "/opt/rustwide/cargo-home/bin/cargo" "+311784882baa42a9638298cb325fa01a062c9d0f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e6ab47ad6ca99628e80b5808e5bd76dd652ba4d9a5d502b3226d6e773a871e11
[INFO] running `Command { std: "docker" "start" "-a" "e6ab47ad6ca99628e80b5808e5bd76dd652ba4d9a5d502b3226d6e773a871e11", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e6ab47ad6ca99628e80b5808e5bd76dd652ba4d9a5d502b3226d6e773a871e11", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e6ab47ad6ca99628e80b5808e5bd76dd652ba4d9a5d502b3226d6e773a871e11", kill_on_drop: false }`
[INFO] [stdout] e6ab47ad6ca99628e80b5808e5bd76dd652ba4d9a5d502b3226d6e773a871e11
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:94a0c148923f5b2b52a63ef0eeb1882ad339ab61bce784c8077cbe41c61feb6c" "/opt/rustwide/cargo-home/bin/cargo" "+311784882baa42a9638298cb325fa01a062c9d0f" "build" "--frozen" "--message-format=json" "-Zbuild-dir-new-layout", kill_on_drop: false }`
[INFO] [stdout] 3c2ae14670d3d6430e3d37659c782928ba510b39d5e146e7067f3bb51abf3f72
[INFO] running `Command { std: "docker" "start" "-a" "3c2ae14670d3d6430e3d37659c782928ba510b39d5e146e7067f3bb51abf3f72", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde_core v1.0.228
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling once_cell v1.21.3
[INFO] [stderr]    Compiling tracing-core v0.1.35
[INFO] [stderr]    Compiling tracing-serde v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.65s
[INFO] running `Command { std: "docker" "inspect" "3c2ae14670d3d6430e3d37659c782928ba510b39d5e146e7067f3bb51abf3f72", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3c2ae14670d3d6430e3d37659c782928ba510b39d5e146e7067f3bb51abf3f72", kill_on_drop: false }`
[INFO] [stdout] 3c2ae14670d3d6430e3d37659c782928ba510b39d5e146e7067f3bb51abf3f72
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:94a0c148923f5b2b52a63ef0eeb1882ad339ab61bce784c8077cbe41c61feb6c" "/opt/rustwide/cargo-home/bin/cargo" "+311784882baa42a9638298cb325fa01a062c9d0f" "test" "--frozen" "--no-run" "--message-format=json" "-Zbuild-dir-new-layout", kill_on_drop: false }`
[INFO] [stdout] 88a90b2bdd5df81bee303e8723de7a84e37274e63ab7ac79b02d99a4aaff3494
[INFO] running `Command { std: "docker" "start" "-a" "88a90b2bdd5df81bee303e8723de7a84e37274e63ab7ac79b02d99a4aaff3494", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde_json v1.0.145
[INFO] [stderr]    Compiling itoa v1.0.15
[INFO] [stderr]    Compiling ryu v1.0.20
[INFO] [stderr]    Compiling memchr v2.7.6
[INFO] [stderr]    Compiling tracing-serde v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 2.60s
[INFO] running `Command { std: "docker" "inspect" "88a90b2bdd5df81bee303e8723de7a84e37274e63ab7ac79b02d99a4aaff3494", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "88a90b2bdd5df81bee303e8723de7a84e37274e63ab7ac79b02d99a4aaff3494", kill_on_drop: false }`
[INFO] [stdout] 88a90b2bdd5df81bee303e8723de7a84e37274e63ab7ac79b02d99a4aaff3494
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:94a0c148923f5b2b52a63ef0eeb1882ad339ab61bce784c8077cbe41c61feb6c" "/opt/rustwide/cargo-home/bin/cargo" "+311784882baa42a9638298cb325fa01a062c9d0f" "test" "--frozen" "-Zbuild-dir-new-layout", kill_on_drop: false }`
[INFO] [stdout] e97caa8e23d768654a944641aa12d6211c5dfee012fc7b62fac23c18deb4d84d
[INFO] running `Command { std: "docker" "start" "-a" "e97caa8e23d768654a944641aa12d6211c5dfee012fc7b62fac23c18deb4d84d", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/build/tracing-serde/48d8e7101d797d29/deps/tracing_serde-48d8e7101d797d29)
[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] [stderr]    Doc-tests tracing_serde
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/lib.rs - (line 51) ... ok
[INFO] [stdout] test src/lib.rs - (line 67) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.28s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "e97caa8e23d768654a944641aa12d6211c5dfee012fc7b62fac23c18deb4d84d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e97caa8e23d768654a944641aa12d6211c5dfee012fc7b62fac23c18deb4d84d", kill_on_drop: false }`
[INFO] [stdout] e97caa8e23d768654a944641aa12d6211c5dfee012fc7b62fac23c18deb4d84d