[INFO] fetching crate runtime_tracing 0.15.0...
[INFO] building runtime_tracing-0.15.0 against try#d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6 for pr-146237-1
[INFO] extracting crate runtime_tracing 0.15.0 into /workspace/builds/worker-0-tc2/source
[INFO] started tweaking crates.io crate runtime_tracing 0.15.0
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate runtime_tracing 0.15.0
[INFO] tweaked toml for crates.io crate runtime_tracing 0.15.0 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate runtime_tracing 0.15.0 on toolchain d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate runtime_tracing 0.15.0 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" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f95e77a3409b0769a0d4998adfa3a7182def02048af58e2129c5c2f113f19eac
[INFO] running `Command { std: "docker" "start" "-a" "f95e77a3409b0769a0d4998adfa3a7182def02048af58e2129c5c2f113f19eac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f95e77a3409b0769a0d4998adfa3a7182def02048af58e2129c5c2f113f19eac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f95e77a3409b0769a0d4998adfa3a7182def02048af58e2129c5c2f113f19eac", kill_on_drop: false }`
[INFO] [stdout] f95e77a3409b0769a0d4998adfa3a7182def02048af58e2129c5c2f113f19eac
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 988aff8d6ad49d4325186ef83091de144c7515c9b8824e24f55e04343c487489
[INFO] running `Command { std: "docker" "start" "-a" "988aff8d6ad49d4325186ef83091de144c7515c9b8824e24f55e04343c487489", kill_on_drop: false }`
[INFO] [stderr]    Compiling zstd-safe v7.2.4
[INFO] [stderr]    Compiling capnp v0.21.1
[INFO] [stderr]    Compiling schemars v0.8.22
[INFO] [stderr]    Compiling dyn-clone v1.0.20
[INFO] [stderr]    Compiling log v0.4.27
[INFO] [stderr]    Compiling libc v0.2.174
[INFO] [stderr]    Compiling syn v2.0.104
[INFO] [stderr]    Compiling fscommon v0.1.1
[INFO] [stderr]    Compiling jobserver v0.1.33
[INFO] [stderr]    Compiling cc v1.2.30
[INFO] [stderr]    Compiling capnpc v0.21.0
[INFO] [stderr]    Compiling serde_derive_internals v0.29.1
[INFO] [stderr]    Compiling zstd-sys v2.0.15+zstd.1.5.7
[INFO] [stderr]    Compiling serde_derive v1.0.219
[INFO] [stderr]    Compiling serde_repr v0.1.20
[INFO] [stderr]    Compiling num-derive v0.4.2
[INFO] [stderr]    Compiling schemars_derive v0.8.22
[INFO] [stderr]    Compiling runtime_tracing v0.15.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling serde v1.0.219
[INFO] [stderr]    Compiling serde_json v1.0.140
[INFO] [stderr]    Compiling cbor4ii v1.0.0
[INFO] [stderr]    Compiling zeekstd v0.6.1
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 28.41s
[INFO] running `Command { std: "docker" "inspect" "988aff8d6ad49d4325186ef83091de144c7515c9b8824e24f55e04343c487489", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "988aff8d6ad49d4325186ef83091de144c7515c9b8824e24f55e04343c487489", kill_on_drop: false }`
[INFO] [stdout] 988aff8d6ad49d4325186ef83091de144c7515c9b8824e24f55e04343c487489
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7281e7d2ccc5fd7dd9ec633c22fccf8d72ec3b976c6ea4345ff6bbd1333f5be5
[INFO] running `Command { std: "docker" "start" "-a" "7281e7d2ccc5fd7dd9ec633c22fccf8d72ec3b976c6ea4345ff6bbd1333f5be5", kill_on_drop: false }`
[INFO] [stderr]    Compiling runtime_tracing v0.15.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.85s
[INFO] running `Command { std: "docker" "inspect" "7281e7d2ccc5fd7dd9ec633c22fccf8d72ec3b976c6ea4345ff6bbd1333f5be5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7281e7d2ccc5fd7dd9ec633c22fccf8d72ec3b976c6ea4345ff6bbd1333f5be5", kill_on_drop: false }`
[INFO] [stdout] 7281e7d2ccc5fd7dd9ec633c22fccf8d72ec3b976c6ea4345ff6bbd1333f5be5
