[INFO] fetching crate stm32builder 0.1.0...
[INFO] checking stm32builder-0.1.0 against try#894d32a5432c6a6461bb2aac7c3d5f2e87dce83f for pr-77015
[INFO] extracting crate stm32builder 0.1.0 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate stm32builder 0.1.0 on toolchain 894d32a5432c6a6461bb2aac7c3d5f2e87dce83f
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+894d32a5432c6a6461bb2aac7c3d5f2e87dce83f" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate stm32builder 0.1.0
[INFO] finished tweaking crates.io crate stm32builder 0.1.0
[INFO] tweaked toml for crates.io crate stm32builder 0.1.0 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+894d32a5432c6a6461bb2aac7c3d5f2e87dce83f" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+894d32a5432c6a6461bb2aac7c3d5f2e87dce83f" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+894d32a5432c6a6461bb2aac7c3d5f2e87dce83f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 53d646d5d0648f016b2cfa49da1f1954d94441b87a4a05eb174b51eeb2b7c1cd
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "53d646d5d0648f016b2cfa49da1f1954d94441b87a4a05eb174b51eeb2b7c1cd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "53d646d5d0648f016b2cfa49da1f1954d94441b87a4a05eb174b51eeb2b7c1cd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "53d646d5d0648f016b2cfa49da1f1954d94441b87a4a05eb174b51eeb2b7c1cd", kill_on_drop: false }`
[INFO] [stdout] 53d646d5d0648f016b2cfa49da1f1954d94441b87a4a05eb174b51eeb2b7c1cd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+894d32a5432c6a6461bb2aac7c3d5f2e87dce83f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 14a5ad090abb22ae93fe83c6e0c0a94a60d621391be7d410dffcbc53ea50d96b
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "14a5ad090abb22ae93fe83c6e0c0a94a60d621391be7d410dffcbc53ea50d96b", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling syn v1.0.42
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]    Compiling serde v1.0.116
[INFO] [stderr]    Compiling ucd-trie v0.1.3
[INFO] [stderr]    Compiling maplit v1.0.2
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling serde_json v1.0.58
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]     Checking itoa v0.4.6
[INFO] [stderr]     Checking same-file v1.0.6
[INFO] [stderr]    Compiling serde_derive v1.0.116
[INFO] [stderr]     Checking linked-hash-map v0.5.3
[INFO] [stderr]     Checking walkdir v2.3.1
[INFO] [stderr]     Checking pest v2.1.3
[INFO] [stderr]     Checking yaml-rust v0.4.4
[INFO] [stderr]     Checking aho-corasick v0.7.13
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]    Compiling pest_meta v2.1.3
[INFO] [stderr]     Checking regex v1.3.9
[INFO] [stderr]    Compiling pest_generator v2.1.3
[INFO] [stderr]     Checking serde_yaml v0.8.13
[INFO] [stderr]    Compiling pest_derive v2.1.0
[INFO] [stderr]     Checking handlebars v1.1.0
[INFO] [stderr]     Checking stm32builder v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/helpers/handlebars.rs:16:19
[INFO] [stdout]    |
[INFO] [stdout] 16 |         out: &mut Output,
[INFO] [stdout]    |                   ^^^^^^ help: use `dyn`: `dyn Output`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/helpers/handlebars.rs:16:19
[INFO] [stdout]    |
[INFO] [stdout] 16 |         out: &mut Output,
[INFO] [stdout]    |                   ^^^^^^ help: use `dyn`: `dyn Output`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 40.42s
[INFO] running `Command { std: "docker" "inspect" "14a5ad090abb22ae93fe83c6e0c0a94a60d621391be7d410dffcbc53ea50d96b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "14a5ad090abb22ae93fe83c6e0c0a94a60d621391be7d410dffcbc53ea50d96b", kill_on_drop: false }`
[INFO] [stdout] 14a5ad090abb22ae93fe83c6e0c0a94a60d621391be7d410dffcbc53ea50d96b