[INFO] fetching crate rsmemchk 0.1.2...
[INFO] testing rsmemchk-0.1.2 against try#8de4c7234dd9b97c9d76b58671343fdbbc9a433e+target=x86_64-unknown-linux-musl for musl_upgrade_1_2_5_with_libc_patch_0
[INFO] extracting crate rsmemchk 0.1.2 into /workspace/builds/worker-2-tc1/source
[INFO] started tweaking crates.io crate rsmemchk 0.1.2
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate rsmemchk 0.1.2
[INFO] tweaked toml for crates.io crate rsmemchk 0.1.2 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate rsmemchk 0.1.2 on toolchain 8de4c7234dd9b97c9d76b58671343fdbbc9a433e
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate rsmemchk 0.1.2 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" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded extargsparse_codegen v0.1.4
[INFO] [stderr]   Downloaded extargsparse_worker v0.2.4
[INFO] [stderr]   Downloaded syn v2.0.103
[INFO] [stderr]   Downloaded bumpalo v3.18.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c0ab91df689dee7c1ec96af5bea47b503a7cc79f769b9c10e2078b548d48236d
[INFO] running `Command { std: "docker" "start" "-a" "c0ab91df689dee7c1ec96af5bea47b503a7cc79f769b9c10e2078b548d48236d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c0ab91df689dee7c1ec96af5bea47b503a7cc79f769b9c10e2078b548d48236d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c0ab91df689dee7c1ec96af5bea47b503a7cc79f769b9c10e2078b548d48236d", kill_on_drop: false }`
[INFO] [stdout] c0ab91df689dee7c1ec96af5bea47b503a7cc79f769b9c10e2078b548d48236d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "build" "--frozen" "--message-format=json" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] 2fa7f78175c4a965c8ba7e3532e9cee9cd3a8f7201700335b0904937db33f4e9
[INFO] running `Command { std: "docker" "start" "-a" "2fa7f78175c4a965c8ba7e3532e9cee9cd3a8f7201700335b0904937db33f4e9", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling regex-syntax v0.8.5
[INFO] [stderr]    Compiling iana-time-zone v0.1.63
[INFO] [stderr]    Compiling libc v0.2.174
[INFO] [stderr]    Compiling chrono v0.4.41
[INFO] [stderr]    Compiling regex-automata v0.4.9
[INFO] [stderr]    Compiling regex v1.11.1
[INFO] [stderr]    Compiling rsmemchk v0.1.2 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0425]: cannot find function `backtrace` in crate `libc`
[INFO] [stdout]   --> src/alloc_linux.rs:32:16
[INFO] [stdout]    |
[INFO] [stdout] 32 |         sret = libc::backtrace(realbacks,n as i32);
[INFO] [stdout]    |                      ^^^^^^^^^ not found in `libc`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0425`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rsmemchk` (lib) due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "2fa7f78175c4a965c8ba7e3532e9cee9cd3a8f7201700335b0904937db33f4e9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2fa7f78175c4a965c8ba7e3532e9cee9cd3a8f7201700335b0904937db33f4e9", kill_on_drop: false }`
[INFO] [stdout] 2fa7f78175c4a965c8ba7e3532e9cee9cd3a8f7201700335b0904937db33f4e9