[INFO] fetching crate json-mel 0.9.0-pre.5...
[INFO] testing json-mel-0.9.0-pre.5 against try#b83b707f97d809763b7861afa7638871f3339a33 for pr-145838-1
[INFO] extracting crate json-mel 0.9.0-pre.5 into /workspace/builds/worker-6-tc2/source
[INFO] started tweaking crates.io crate json-mel 0.9.0-pre.5
[INFO] finished tweaking crates.io crate json-mel 0.9.0-pre.5
[INFO] tweaked toml for crates.io crate json-mel 0.9.0-pre.5 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate json-mel 0.9.0-pre.5 on toolchain b83b707f97d809763b7861afa7638871f3339a33
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate json-mel 0.9.0-pre.5 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" "+b83b707f97d809763b7861afa7638871f3339a33" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 37a0185919509c4896795d115a198ebe22d77fb9e24f0ee980f4280692f1d4e1
[INFO] running `Command { std: "docker" "start" "-a" "37a0185919509c4896795d115a198ebe22d77fb9e24f0ee980f4280692f1d4e1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "37a0185919509c4896795d115a198ebe22d77fb9e24f0ee980f4280692f1d4e1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "37a0185919509c4896795d115a198ebe22d77fb9e24f0ee980f4280692f1d4e1", kill_on_drop: false }`
[INFO] [stdout] 37a0185919509c4896795d115a198ebe22d77fb9e24f0ee980f4280692f1d4e1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5014863cee6349158ac65b5e0e14b97a3ac64759d10d2ad627396021ae21224e
[INFO] running `Command { std: "docker" "start" "-a" "5014863cee6349158ac65b5e0e14b97a3ac64759d10d2ad627396021ae21224e", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.95
[INFO] [stderr]    Compiling pin-project-lite v0.2.16
[INFO] [stderr]    Compiling crossbeam-utils v0.8.21
[INFO] [stderr]    Compiling futures-core v0.3.31
[INFO] [stderr]    Compiling parking v2.2.1
[INFO] [stderr]    Compiling futures-io v0.3.31
[INFO] [stderr]    Compiling fastrand v2.3.0
[INFO] [stderr]    Compiling slab v0.4.10
[INFO] [stderr]    Compiling serde v1.0.219
[INFO] [stderr]    Compiling rustix v1.0.7
[INFO] [stderr]    Compiling bitflags v2.9.1
[INFO] [stderr]    Compiling memchr v2.7.5
[INFO] [stderr]    Compiling tracing-core v0.1.34
[INFO] [stderr]    Compiling linux-raw-sys v0.9.4
[INFO] [stderr]    Compiling typeid v1.0.3
[INFO] [stderr]    Compiling semver v1.0.26
[INFO] [stderr]    Compiling async-task v4.7.1
[INFO] [stderr]    Compiling cfg-if v1.0.1
[INFO] [stderr]    Compiling hashbrown v0.15.4
[INFO] [stderr]    Compiling equivalent v1.0.2
[INFO] [stderr]    Compiling atomic-waker v1.1.2
[INFO] [stderr]    Compiling futures-sink v0.3.31
[INFO] [stderr]    Compiling pin-utils v0.1.0
[INFO] [stderr]    Compiling value-bag v1.11.1
[INFO] [stderr]    Compiling once_cell v1.21.3
[INFO] [stderr]    Compiling futures-channel v0.3.31
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling futures-lite v2.6.0
[INFO] [stderr]    Compiling piper v0.2.4
[INFO] [stderr]    Compiling winnow v0.7.11
[INFO] [stderr]    Compiling toml_write v0.1.2
[INFO] [stderr]    Compiling futures-task v0.3.31
[INFO] [stderr]    Compiling log v0.4.27
[INFO] [stderr]    Compiling tracing v0.1.41
[INFO] [stderr]    Compiling concurrent-queue v2.5.0
[INFO] [stderr]    Compiling unicode-segmentation v1.12.0
[INFO] [stderr]    Compiling event-listener v2.5.3
[INFO] [stderr]    Compiling hex v0.4.3
[INFO] [stderr]    Compiling downcast-rs v1.2.1
[INFO] [stderr]    Compiling kv-log-macro v1.0.7
[INFO] [stderr]    Compiling event-listener v5.4.0
[INFO] [stderr]    Compiling async-channel v1.9.0
[INFO] [stderr]    Compiling glob v0.3.2
[INFO] [stderr]    Compiling serde_json v1.0.140
[INFO] [stderr]    Compiling itoa v1.0.15
[INFO] [stderr]    Compiling ryu v1.0.20
[INFO] [stderr]    Compiling strfmt v0.2.4
[INFO] [stderr]    Compiling event-listener-strategy v0.5.4
[INFO] [stderr]    Compiling convert_case v0.6.0
[INFO] [stderr]    Compiling indexmap v2.10.0
[INFO] [stderr]    Compiling async-lock v3.4.0
[INFO] [stderr]    Compiling async-channel v2.3.1
[INFO] [stderr]    Compiling async-executor v1.13.2
[INFO] [stderr]    Compiling quote v1.0.40
[INFO] [stderr]    Compiling litrs v0.4.1
[INFO] [stderr]    Compiling blocking v1.6.1
[INFO] [stderr]    Compiling syn v2.0.104
[INFO] [stderr]    Compiling toml_datetime v0.6.11
[INFO] [stderr]    Compiling serde_spanned v0.6.9
[INFO] [stderr]    Compiling toml_edit v0.22.27
[INFO] [stderr]    Compiling serde_derive v1.0.219
[INFO] [stderr]    Compiling futures-macro v0.3.31
[INFO] [stderr]    Compiling async-trait v0.1.88
[INFO] [stderr]    Compiling futures-util v0.3.31
[INFO] [stderr]    Compiling toml v0.8.23
[INFO] [stderr]    Compiling polling v3.8.0
[INFO] [stderr]    Compiling melodium-macro v0.9.0-pre.5
[INFO] [stderr]    Compiling async-io v2.4.1
[INFO] [stderr]    Compiling async-global-executor v2.4.1
[INFO] [stderr]    Compiling async-std v1.13.1
[INFO] [stderr]    Compiling futures-executor v0.3.31
[INFO] [stderr]    Compiling futures v0.3.31
[INFO] [stderr]    Compiling erased-serde v0.4.6
[INFO] [stderr]    Compiling melodium-common v0.9.0-pre.5
[INFO] [stderr]    Compiling melodium-core v0.9.0-pre.5
[INFO] [stderr]    Compiling std-mel v0.9.0-pre.5
[INFO] [stdout] error: One of the two features 'real' or 'mock' must be enabled
[INFO] [stdout]  --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/std-mel-0.9.0-pre.5/src/lib.rs:8:1
[INFO] [stdout]   |
[INFO] [stdout] 8 | compile_error!("One of the two features 'real' or 'mock' must be enabled");
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `std-mel` (lib) due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "5014863cee6349158ac65b5e0e14b97a3ac64759d10d2ad627396021ae21224e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5014863cee6349158ac65b5e0e14b97a3ac64759d10d2ad627396021ae21224e", kill_on_drop: false }`
[INFO] [stdout] 5014863cee6349158ac65b5e0e14b97a3ac64759d10d2ad627396021ae21224e