[INFO] cloning repository https://github.com/wzp-coding/study-workspace
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/wzp-coding/study-workspace" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwzp-coding%2Fstudy-workspace", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwzp-coding%2Fstudy-workspace'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b9cc96ddddc61f36cbe49c66e9c8195c491599a1
[INFO] building wzp-coding/study-workspace against try#4987e9d4227139400384ab59296ffee3b0fb1183 for pr-146237-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwzp-coding%2Fstudy-workspace" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/wzp-coding/study-workspace
[INFO] finished tweaking git repo https://github.com/wzp-coding/study-workspace
[INFO] tweaked toml for git repo https://github.com/wzp-coding/study-workspace written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/wzp-coding/study-workspace on toolchain 4987e9d4227139400384ab59296ffee3b0fb1183
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/wzp-coding/study-workspace 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" "+4987e9d4227139400384ab59296ffee3b0fb1183" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: virtual workspace defaulting to `resolver = "1"` despite one or more workspace members being on edition 2021 which implies `resolver = "2"`
[INFO] [stderr] note: to keep the current resolver, specify `workspace.resolver = "1"` in the workspace root's manifest
[INFO] [stderr] note: to use the edition 2021 resolver, specify `workspace.resolver = "2"` in the workspace root's manifest
[INFO] [stderr] note: for more details see https://doc.rust-lang.org/cargo/reference/resolver.html#resolver-versions
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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" "+4987e9d4227139400384ab59296ffee3b0fb1183" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6651b5314f20099ce85fa2877fb5124b0541034b615a5a4be48de24fb21e07ad
[INFO] running `Command { std: "docker" "start" "-a" "6651b5314f20099ce85fa2877fb5124b0541034b615a5a4be48de24fb21e07ad", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6651b5314f20099ce85fa2877fb5124b0541034b615a5a4be48de24fb21e07ad", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6651b5314f20099ce85fa2877fb5124b0541034b615a5a4be48de24fb21e07ad", kill_on_drop: false }`
[INFO] [stdout] 6651b5314f20099ce85fa2877fb5124b0541034b615a5a4be48de24fb21e07ad
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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" "+4987e9d4227139400384ab59296ffee3b0fb1183" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 327bb2bea2f63c1f47ece778f38744fdff8627d18c8876a9e221877ab0dc7584
[INFO] running `Command { std: "docker" "start" "-a" "327bb2bea2f63c1f47ece778f38744fdff8627d18c8876a9e221877ab0dc7584", kill_on_drop: false }`
[INFO] [stderr] warning: virtual workspace defaulting to `resolver = "1"` despite one or more workspace members being on edition 2021 which implies `resolver = "2"`
[INFO] [stderr] note: to keep the current resolver, specify `workspace.resolver = "1"` in the workspace root's manifest
[INFO] [stderr] note: to use the edition 2021 resolver, specify `workspace.resolver = "2"` in the workspace root's manifest
[INFO] [stderr] note: for more details see https://doc.rust-lang.org/cargo/reference/resolver.html#resolver-versions
[INFO] [stderr]    Compiling libc v0.2.153
[INFO] [stderr]    Compiling proc-macro2 v1.0.79
[INFO] [stderr]    Compiling unicode-ident v1.0.12
[INFO] [stderr]    Compiling once_cell v1.19.0
[INFO] [stderr]    Compiling pin-project-lite v0.2.14
[INFO] [stderr]    Compiling bytes v1.6.0
[INFO] [stderr]    Compiling log v0.4.21
[INFO] [stderr]    Compiling futures-core v0.3.30
[INFO] [stderr]    Compiling cc v1.0.90
[INFO] [stderr]    Compiling autocfg v1.2.0
[INFO] [stderr]    Compiling pkg-config v0.3.30
[INFO] [stderr]    Compiling itoa v1.0.11
[INFO] [stderr]    Compiling futures-sink v0.3.30
[INFO] [stderr]    Compiling fnv v1.0.7
[INFO] [stderr]    Compiling futures-task v0.3.30
[INFO] [stderr]    Compiling memchr v2.7.2
[INFO] [stderr]    Compiling pin-utils v0.1.0
[INFO] [stderr]    Compiling futures-io v0.3.30
[INFO] [stderr]    Compiling hashbrown v0.14.3
[INFO] [stderr]    Compiling openssl v0.10.64
[INFO] [stderr]    Compiling httparse v1.8.0
[INFO] [stderr]    Compiling foreign-types-shared v0.1.1
[INFO] [stderr]    Compiling equivalent v1.0.1
[INFO] [stderr]    Compiling bitflags v2.5.0
[INFO] [stderr]    Compiling native-tls v0.2.11
[INFO] [stderr]    Compiling foreign-types v0.3.2
[INFO] [stderr]    Compiling tinyvec_macros v0.1.1
[INFO] [stderr]    Compiling try-lock v0.2.5
[INFO] [stderr]    Compiling futures-channel v0.3.30
[INFO] [stderr]    Compiling tracing-core v0.1.32
[INFO] [stderr]    Compiling tinyvec v1.6.0
[INFO] [stderr]    Compiling slab v0.4.9
[INFO] [stderr]    Compiling want v0.3.1
[INFO] [stderr]    Compiling utf8parse v0.2.1
[INFO] [stderr]    Compiling serde v1.0.197
[INFO] [stderr]    Compiling indexmap v2.2.6
[INFO] [stderr]    Compiling tower-layer v0.3.2
[INFO] [stderr]    Compiling openssl-probe v0.1.5
[INFO] [stderr]    Compiling smallvec v1.13.2
[INFO] [stderr]    Compiling tracing v0.1.40
[INFO] [stderr]    Compiling tower-service v0.3.2
[INFO] [stderr]    Compiling percent-encoding v2.3.1
[INFO] [stderr]    Compiling anstyle-parse v0.2.3
[INFO] [stderr]    Compiling http v1.1.0
[INFO] [stderr]    Compiling colorchoice v1.0.0
[INFO] [stderr]    Compiling anstyle v1.0.6
[INFO] [stderr]    Compiling quote v1.0.35
[INFO] [stderr]    Compiling futures-util v0.3.30
[INFO] [stderr]    Compiling form_urlencoded v1.2.1
[INFO] [stderr]    Compiling unicode-bidi v0.3.15
[INFO] [stderr]    Compiling anstyle-query v1.0.2
[INFO] [stderr]    Compiling clap_lex v0.7.0
[INFO] [stderr]    Compiling base64 v0.21.7
[INFO] [stderr]    Compiling ryu v1.0.17
[INFO] [stderr]    Compiling anstream v0.6.13
[INFO] [stderr]    Compiling ppv-lite86 v0.2.17
[INFO] [stderr]    Compiling encoding_rs v0.8.33
[INFO] [stderr]    Compiling unicode-normalization v0.1.23
[INFO] [stderr]    Compiling syn v2.0.58
[INFO] [stderr]    Compiling rustls-pemfile v1.0.4
[INFO] [stderr]    Compiling clap_builder v4.5.2
[INFO] [stderr]    Compiling mime v0.3.17
[INFO] [stderr]    Compiling sync_wrapper v0.1.2
[INFO] [stderr]    Compiling ipnet v2.9.0
[INFO] [stderr]    Compiling object_oriented_demo v0.1.0 (/opt/rustwide/workdir/object_oriented_demo)
[INFO] [stderr]    Compiling minigrep v0.1.0 (/opt/rustwide/workdir/minigrep)
[INFO] [stderr]    Compiling drop_trait_demo v0.1.0 (/opt/rustwide/workdir/drop_trait_demo)
[INFO] [stdout] warning: unused variable: `c`
[INFO] [stdout]   --> drop_trait_demo/src/main.rs:12:9
[INFO] [stdout]    |
[INFO] [stdout] 12 |     let c = CustomSmartPointer {
[INFO] [stdout]    |         ^ help: if this is intentional, prefix it with an underscore: `_c`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `d`
[INFO] [stdout]   --> drop_trait_demo/src/main.rs:15:9
[INFO] [stdout]    |
[INFO] [stdout] 15 |     let d = CustomSmartPointer {
[INFO] [stdout]    |         ^ help: if this is intentional, prefix it with an underscore: `_d`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `libc` (lib)
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/rustup-home/toolchains/4987e9d4227139400384ab59296ffee3b0fb1183/bin/rustc --crate-name libc --edition=2015 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/libc-0.2.153/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --crate-type lib --emit=dep-info,metadata,link -C embed-bitcode=no -C debuginfo=2 --cfg 'feature="default"' --cfg 'feature="extra_traits"' --cfg 'feature="std"' --check-cfg 'cfg(docsrs,test)' --check-cfg 'cfg(feature, values("align", "const-extern-fn", "default", "extra_traits", "rustc-dep-of-std", "rustc-std-workspace-core", "std", "use_std"))' -C metadata=5c93c5a2ad7cbb85 -C extra-filename=-c64eddf1d3f0dc2a --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --cap-lints allow --cap-lints=forbid --cfg freebsd11 --cfg libc_priv_mod_use --cfg libc_union --cfg libc_const_size_of --cfg libc_align --cfg libc_int128 --cfg libc_core_cvoid --cfg libc_packedN --cfg libc_cfg_target_vendor --cfg libc_non_exhaustive --cfg libc_long_array --cfg libc_ptr_addr_of --cfg libc_underscore_const_names --cfg libc_const_extern_fn` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "327bb2bea2f63c1f47ece778f38744fdff8627d18c8876a9e221877ab0dc7584", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "327bb2bea2f63c1f47ece778f38744fdff8627d18c8876a9e221877ab0dc7584", kill_on_drop: false }`
[INFO] [stdout] 327bb2bea2f63c1f47ece778f38744fdff8627d18c8876a9e221877ab0dc7584