[INFO] fetching crate one_alloc 0.1.0... [INFO] building one_alloc-0.1.0 against try#d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6 for pr-146237-1 [INFO] extracting crate one_alloc 0.1.0 into /workspace/builds/worker-7-tc2/source [INFO] started tweaking crates.io crate one_alloc 0.1.0 [INFO] finished tweaking crates.io crate one_alloc 0.1.0 [INFO] tweaked toml for crates.io crate one_alloc 0.1.0 written to /workspace/builds/worker-7-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate one_alloc 0.1.0 on toolchain d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate crates.io crate one_alloc 0.1.0 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" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 1b57d4c274f5c4c47d171de339442282379fd66aeea4c99b0ae5bda76744bc01 [INFO] running `Command { std: "docker" "start" "-a" "1b57d4c274f5c4c47d171de339442282379fd66aeea4c99b0ae5bda76744bc01", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "1b57d4c274f5c4c47d171de339442282379fd66aeea4c99b0ae5bda76744bc01", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1b57d4c274f5c4c47d171de339442282379fd66aeea4c99b0ae5bda76744bc01", kill_on_drop: false }` [INFO] [stdout] 1b57d4c274f5c4c47d171de339442282379fd66aeea4c99b0ae5bda76744bc01 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 7103969e3b050dbcc31b7fa73cfaff789130138873897758018f2dd37401a0ce [INFO] running `Command { std: "docker" "start" "-a" "7103969e3b050dbcc31b7fa73cfaff789130138873897758018f2dd37401a0ce", kill_on_drop: false }` [INFO] [stderr] Compiling one_alloc v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.52s [INFO] running `Command { std: "docker" "inspect" "7103969e3b050dbcc31b7fa73cfaff789130138873897758018f2dd37401a0ce", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7103969e3b050dbcc31b7fa73cfaff789130138873897758018f2dd37401a0ce", kill_on_drop: false }` [INFO] [stdout] 7103969e3b050dbcc31b7fa73cfaff789130138873897758018f2dd37401a0ce [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 86c17e98e436d3361d80d92891ce776d528143da3250bb51b121ee1af68b581d [INFO] running `Command { std: "docker" "start" "-a" "86c17e98e436d3361d80d92891ce776d528143da3250bb51b121ee1af68b581d", kill_on_drop: false }` [INFO] [stderr] Compiling one_alloc v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: the feature `lang_items` is internal to the compiler or standard library [INFO] [stdout] --> examples/main.rs:3:12 [INFO] [stdout] | [INFO] [stdout] 3 | #![feature(lang_items)] [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: using it is strongly discouraged [INFO] [stdout] = note: `#[warn(internal_features)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the feature `default_alloc_error_handler` has been stable since 1.68.0 and no longer requires an attribute to enable [INFO] [stdout] --> examples/main.rs:4:12 [INFO] [stdout] | [INFO] [stdout] 4 | #![feature(default_alloc_error_handler)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(stable_features)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the feature `core_c_str` has been stable since 1.64.0 and no longer requires an attribute to enable [INFO] [stdout] --> examples/main.rs:5:12 [INFO] [stdout] | [INFO] [stdout] 5 | #![feature(core_c_str)] [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: linking with `cc` failed: exit status: 1 [INFO] [stdout] | [INFO] [stdout] = note: "cc" "-m64" "/tmp/rustcxfJqtc/symbols.o" "<2 object files omitted>" "-Wl,--as-needed" "-Wl,-Bdynamic" "-lc" "-Wl,-Bstatic" "/opt/rustwide/target/debug/deps/libone_alloc-eebbf8bc29d43dff.rlib" "/lib/rustlib/x86_64-unknown-linux-gnu/lib/{liballoc-*,libcore-*,libcompiler_builtins-*}.rlib" "-L" "/tmp/rustcxfJqtc/raw-dylibs" "-Wl,-Bdynamic" "-B/lib/rustlib/x86_64-unknown-linux-gnu/bin/gcc-ld" "-fuse-ld=lld" "-Wl,--eh-frame-hdr" "-Wl,-z,noexecstack" "-L" "/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-o" "/opt/rustwide/target/debug/examples/main-70f46a6e3d08be83" "-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: _Unwind_Resume [INFO] [stdout] >>> referenced by result.rs:1219 (/rustc/d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6/library/core/src/result.rs:1219) [INFO] [stdout] >>> /opt/rustwide/target/debug/examples/main-70f46a6e3d08be83.main.3abc102a2e6e4ac6-cgu.0.rcgu.o:(__rustc::rust_begin_unwind) [INFO] [stdout] >>> referenced by main.rs:0 (examples/main.rs:0) [INFO] [stdout] >>> /opt/rustwide/target/debug/examples/main-70f46a6e3d08be83.main.3abc102a2e6e4ac6-cgu.0.rcgu.o:(main::main::h3801a10abd1b5fe9) [INFO] [stdout] >>> referenced by boxed.rs:260 (/rustc/d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6/library/alloc/src/boxed.rs:260) [INFO] [stdout] >>> /opt/rustwide/target/debug/examples/main-70f46a6e3d08be83.main.3abc102a2e6e4ac6-cgu.0.rcgu.o:(alloc::sync::Arc$LT$T$GT$::new::h075112dba6774045) [INFO] [stdout] collect2: error: ld returned 1 exit status [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `one_alloc` (example "main") due to 1 previous error; 3 warnings emitted [INFO] running `Command { std: "docker" "inspect" "86c17e98e436d3361d80d92891ce776d528143da3250bb51b121ee1af68b581d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "86c17e98e436d3361d80d92891ce776d528143da3250bb51b121ee1af68b581d", kill_on_drop: false }` [INFO] [stdout] 86c17e98e436d3361d80d92891ce776d528143da3250bb51b121ee1af68b581d