[INFO] fetching crate blocksr 1.0.0...
[INFO] testing blocksr-1.0.0 against try#c2e32f1c9652b13ed99608599c1e855462f421f3 for pr-146098-7
[INFO] extracting crate blocksr 1.0.0 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate blocksr 1.0.0
[INFO] finished tweaking crates.io crate blocksr 1.0.0
[INFO] tweaked toml for crates.io crate blocksr 1.0.0 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate blocksr 1.0.0 on toolchain c2e32f1c9652b13ed99608599c1e855462f421f3
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e7c5f1bdf02085697811486dec2b2d8e28ae4b470648e0ed9b2dfd870507e327
[INFO] running `Command { std: "docker" "start" "-a" "e7c5f1bdf02085697811486dec2b2d8e28ae4b470648e0ed9b2dfd870507e327", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e7c5f1bdf02085697811486dec2b2d8e28ae4b470648e0ed9b2dfd870507e327", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e7c5f1bdf02085697811486dec2b2d8e28ae4b470648e0ed9b2dfd870507e327", kill_on_drop: false }`
[INFO] [stdout] e7c5f1bdf02085697811486dec2b2d8e28ae4b470648e0ed9b2dfd870507e327
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 397f43c06ce59a67db58b12be0ebd741fd5871bc721efebb06a4f4f4fe622dec
[INFO] running `Command { std: "docker" "start" "-a" "397f43c06ce59a67db58b12be0ebd741fd5871bc721efebb06a4f4f4fe622dec", kill_on_drop: false }`
[INFO] [stderr]    Compiling blocksr v1.0.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: `extern` declarations without an explicit ABI are deprecated
[INFO] [stdout]    --> src/once.rs:260:1
[INFO] [stdout]     |
[INFO] [stdout] 260 | extern {
[INFO] [stdout]     | ^^^^^^ help: explicitly specify the "C" ABI: `extern "C"`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(missing_abi)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.15s
[INFO] running `Command { std: "docker" "inspect" "397f43c06ce59a67db58b12be0ebd741fd5871bc721efebb06a4f4f4fe622dec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "397f43c06ce59a67db58b12be0ebd741fd5871bc721efebb06a4f4f4fe622dec", kill_on_drop: false }`
[INFO] [stdout] 397f43c06ce59a67db58b12be0ebd741fd5871bc721efebb06a4f4f4fe622dec
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9a39c61ca8883d37a08ea0baba040ee3c0be428408bda6f7270d66c5ccd9ff5e
[INFO] running `Command { std: "docker" "start" "-a" "9a39c61ca8883d37a08ea0baba040ee3c0be428408bda6f7270d66c5ccd9ff5e", kill_on_drop: false }`
[INFO] [stderr]    Compiling blocksr v1.0.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: `extern` declarations without an explicit ABI are deprecated
[INFO] [stdout]    --> src/once.rs:260:1
[INFO] [stdout]     |
[INFO] [stdout] 260 | extern {
[INFO] [stdout]     | ^^^^^^ help: explicitly specify the "C" ABI: `extern "C"`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(missing_abi)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` declarations without an explicit ABI are deprecated
[INFO] [stdout]    --> src/once.rs:260:1
[INFO] [stdout]     |
[INFO] [stdout] 260 | extern {
[INFO] [stdout]     | ^^^^^^ help: explicitly specify the "C" ABI: `extern "C"`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(missing_abi)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: linking with `cc` failed: exit status: 1
[INFO] [stdout]   |
[INFO] [stdout]   = note:  "cc" "-m64" "/tmp/rustc4uaZPR/symbols.o" "<2 object files omitted>" "-Wl,--as-needed" "-Wl,-Bstatic" "<sysroot>/lib/rustlib/x86_64-unknown-linux-gnu/lib/{libtest-*,libgetopts-*,librustc_std_workspace_std-*,libstd-*,libpanic_unwind-*,libobject-*,libmemchr-*,libaddr2line-*,libgimli-*,libcfg_if-*,librustc_demangle-*,libstd_detect-*,libhashbrown-*,librustc_std_workspace_alloc-*,libminiz_oxide-*,libadler2-*,libunwind-*,liblibc-*,librustc_std_workspace_core-*,liballoc-*,libcore-*,libcompiler_builtins-*}.rlib" "-Wl,-Bdynamic" "-lgcc_s" "-lutil" "-lrt" "-lpthread" "-lm" "-ldl" "-lc" "-L" "/tmp/rustc4uaZPR/raw-dylibs" "-B<sysroot>/lib/rustlib/x86_64-unknown-linux-gnu/bin/gcc-ld" "-fuse-ld=lld" "-Wl,--eh-frame-hdr" "-Wl,-z,noexecstack" "-L" "<sysroot>/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-o" "/opt/rustwide/target/debug/deps/blocksr-18ab625d89a81c3f" "-Wl,--gc-sections" "-pie" "-Wl,-z,relro,-z,now" "-nodefaultlibs"
[INFO] [stdout]   = note: some arguments are omitted. use `--verbose` to show all linker arguments
[INFO] [stdout]   = note: rust-lld: error: undefined symbol: _NSConcreteStackBlock
[INFO] [stdout]           >>> referenced by once.rs:114 (src/once.rs:114)
[INFO] [stdout]           >>>               /opt/rustwide/target/debug/deps/blocksr-18ab625d89a81c3f.blocksr.f5ab1ab8022bf03e-cgu.0.rcgu.o:(blocksr::once::make_escape::MyBlock::new::h8601324dac96ef22)
[INFO] [stdout]           >>> referenced by once.rs:113 (src/once.rs:113)
[INFO] [stdout]           >>>               /opt/rustwide/target/debug/deps/blocksr-18ab625d89a81c3f.blocksr.f5ab1ab8022bf03e-cgu.0.rcgu.o:(blocksr::once::make_escape::MyBlock::new::h8601324dac96ef22)
[INFO] [stdout]           >>> referenced by once.rs:233 (src/once.rs:233)
[INFO] [stdout]           >>>               /opt/rustwide/target/debug/deps/blocksr-18ab625d89a81c3f.blocksr.f5ab1ab8022bf03e-cgu.0.rcgu.o:(blocksr::once::make_noescape::MyBlock$LT$F$GT$::new::h0b16d224b66f06dc)
[INFO] [stdout]           >>> referenced 1 more times
[INFO] [stdout]           collect2: error: ld returned 1 exit status
[INFO] [stdout]           
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `blocksr` (lib test) due to 1 previous error; 1 warning emitted
[INFO] running `Command { std: "docker" "inspect" "9a39c61ca8883d37a08ea0baba040ee3c0be428408bda6f7270d66c5ccd9ff5e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9a39c61ca8883d37a08ea0baba040ee3c0be428408bda6f7270d66c5ccd9ff5e", kill_on_drop: false }`
[INFO] [stdout] 9a39c61ca8883d37a08ea0baba040ee3c0be428408bda6f7270d66c5ccd9ff5e
