[INFO] fetching crate tracing-wasm 0.2.0...
[INFO] checking tracing-wasm-0.2.0 against master#8007b506ac5da629f223b755f5a5391edd5f6d01 for pr-88041
[INFO] extracting crate tracing-wasm 0.2.0 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate tracing-wasm 0.2.0 on toolchain 8007b506ac5da629f223b755f5a5391edd5f6d01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8007b506ac5da629f223b755f5a5391edd5f6d01" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate tracing-wasm 0.2.0
[INFO] finished tweaking crates.io crate tracing-wasm 0.2.0
[INFO] tweaked toml for crates.io crate tracing-wasm 0.2.0 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8007b506ac5da629f223b755f5a5391edd5f6d01" "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" "+8007b506ac5da629f223b755f5a5391edd5f6d01" "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-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+8007b506ac5da629f223b755f5a5391edd5f6d01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ebd331b4d4329174f53bf71e802756155d854811d47b7f298d55592bc6ab47ef
[INFO] running `Command { std: "docker" "start" "-a" "ebd331b4d4329174f53bf71e802756155d854811d47b7f298d55592bc6ab47ef", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ebd331b4d4329174f53bf71e802756155d854811d47b7f298d55592bc6ab47ef", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ebd331b4d4329174f53bf71e802756155d854811d47b7f298d55592bc6ab47ef", kill_on_drop: false }`
[INFO] [stdout] ebd331b4d4329174f53bf71e802756155d854811d47b7f298d55592bc6ab47ef
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+8007b506ac5da629f223b755f5a5391edd5f6d01" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7dde7531707f2a177a497b2b4a95d386d3f8ee8fc4504c4be7a6c14a9024d0b2
[INFO] running `Command { std: "docker" "start" "-a" "7dde7531707f2a177a497b2b4a95d386d3f8ee8fc4504c4be7a6c14a9024d0b2", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling syn v1.0.74
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]     Checking tracing-core v0.1.18
[INFO] [stderr]     Checking thread_local v1.1.3
[INFO] [stderr]     Checking sharded-slab v0.1.3
[INFO] [stderr]     Checking tracing-subscriber v0.2.19
[INFO] [stderr]    Compiling wasm-bindgen-backend v0.2.75
[INFO] [stderr]    Compiling wasm-bindgen-macro-support v0.2.75
[INFO] [stderr]    Compiling tracing-attributes v0.1.15
[INFO] [stderr]    Compiling wasm-bindgen-macro v0.2.75
[INFO] [stderr]     Checking wasm-bindgen v0.2.75
[INFO] [stderr]     Checking tracing v0.1.26
[INFO] [stderr]     Checking tracing-wasm v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 15.45s
[INFO] running `Command { std: "docker" "inspect" "7dde7531707f2a177a497b2b4a95d386d3f8ee8fc4504c4be7a6c14a9024d0b2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7dde7531707f2a177a497b2b4a95d386d3f8ee8fc4504c4be7a6c14a9024d0b2", kill_on_drop: false }`
[INFO] [stdout] 7dde7531707f2a177a497b2b4a95d386d3f8ee8fc4504c4be7a6c14a9024d0b2