[INFO] cloning repository https://github.com/wersus/rust-incubator [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/wersus/rust-incubator" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwersus%2Frust-incubator", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwersus%2Frust-incubator'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 5da8e310ad1a691e454e9e870e52c340fc09c2b6 [INFO] testing wersus/rust-incubator against try#7af779037716ae4125ceabb429791b4cf5dd0a43 for pr-136932 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwersus%2Frust-incubator" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/wersus/rust-incubator on toolchain 7af779037716ae4125ceabb429791b4cf5dd0a43 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+7af779037716ae4125ceabb429791b4cf5dd0a43" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/wersus/rust-incubator [INFO] finished tweaking git repo https://github.com/wersus/rust-incubator [INFO] tweaked toml for git repo https://github.com/wersus/rust-incubator written to /workspace/builds/worker-6-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/wersus/rust-incubator 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" "+7af779037716ae4125ceabb429791b4cf5dd0a43" "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-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:3959728d45483eb673ba100a951a6b9f5012970368db2a9e08e0ac9b67c8a5ad" "/opt/rustwide/cargo-home/bin/cargo" "+7af779037716ae4125ceabb429791b4cf5dd0a43" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] ec9b9d20668af9cdfc49f736390729bd4057c1d3d2a2596746ef37d412d205f3 [INFO] running `Command { std: "docker" "start" "-a" "ec9b9d20668af9cdfc49f736390729bd4057c1d3d2a2596746ef37d412d205f3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "ec9b9d20668af9cdfc49f736390729bd4057c1d3d2a2596746ef37d412d205f3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ec9b9d20668af9cdfc49f736390729bd4057c1d3d2a2596746ef37d412d205f3", kill_on_drop: false }` [INFO] [stdout] ec9b9d20668af9cdfc49f736390729bd4057c1d3d2a2596746ef37d412d205f3 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:3959728d45483eb673ba100a951a6b9f5012970368db2a9e08e0ac9b67c8a5ad" "/opt/rustwide/cargo-home/bin/cargo" "+7af779037716ae4125ceabb429791b4cf5dd0a43" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 440d639bd2ce5d52e5825b492cb6834c6cf253420afe25f17c6cb43737f61ab8 [INFO] running `Command { std: "docker" "start" "-a" "440d639bd2ce5d52e5825b492cb6834c6cf253420afe25f17c6cb43737f61ab8", 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 step_3_9 v0.1.0 (/opt/rustwide/workdir/3_ecosystem/3_9_cmd_env_conf) [INFO] [stderr] Compiling step_3_8 v0.1.0 (/opt/rustwide/workdir/3_ecosystem/3_8_log) [INFO] [stderr] Compiling step_4_2 v0.1.0 (/opt/rustwide/workdir/4_backend/4_2_http) [INFO] [stderr] Compiling step_3_6 v0.1.0 (/opt/rustwide/workdir/3_ecosystem/3_6_serde) [INFO] [stderr] Compiling step_1_2 v0.1.0 (/opt/rustwide/workdir/1_concepts/1_2_box_pin) [INFO] [stderr] Compiling step_1_3 v0.1.0 (/opt/rustwide/workdir/1_concepts/1_3_rc_cell) [INFO] [stderr] Compiling step_3_7 v0.1.0 (/opt/rustwide/workdir/3_ecosystem/3_7_rand_crypto) [INFO] [stderr] Compiling step_2 v0.1.0 (/opt/rustwide/workdir/2_idioms) [INFO] [stderr] Compiling step_3_11 v0.1.0 (/opt/rustwide/workdir/3_ecosystem/3_11_async) [INFO] [stderr] Compiling step_3_2 v0.1.0 (/opt/rustwide/workdir/3_ecosystem/3_2_macro) [INFO] [stderr] Compiling step_3_10 v0.1.0 (/opt/rustwide/workdir/3_ecosystem/3_10_threads) [INFO] [stderr] Compiling step_3_1 v0.1.0 (/opt/rustwide/workdir/3_ecosystem/3_1_testing) [INFO] [stderr] Compiling step_1_7 v0.1.0 (/opt/rustwide/workdir/1_concepts/1_7_sized) [INFO] [stderr] Compiling step_1_9 v0.1.0 (/opt/rustwide/workdir/1_concepts/1_9_phantom) [INFO] [stderr] Compiling step_2_4 v0.1.0 (/opt/rustwide/workdir/2_idioms/2_4_generic_in_type_out) [INFO] [stderr] Compiling step_1_8 v0.1.0 (/opt/rustwide/workdir/1_concepts/1_8_thread_safety) [INFO] [stderr] Compiling step_2_5 v0.1.0 (/opt/rustwide/workdir/2_idioms/2_5_exhaustivity) [INFO] [stderr] Compiling step_4 v0.1.0 (/opt/rustwide/workdir/4_backend) [INFO] [stderr] Compiling step_2_2 v0.1.0 (/opt/rustwide/workdir/2_idioms/2_2_mem_replace) [INFO] [stderr] Compiling step_1_6 v0.1.0 (/opt/rustwide/workdir/1_concepts/1_6_dispatch) [INFO] [stderr] Compiling step_2_1 v0.1.0 (/opt/rustwide/workdir/2_idioms/2_1_type_safety) [INFO] [stderr] Compiling step_1 v0.1.0 (/opt/rustwide/workdir/1_concepts) [INFO] [stderr] Compiling step_2_6 v0.1.0 (/opt/rustwide/workdir/2_idioms/2_6_sealing) [INFO] [stderr] Compiling step_3 v0.1.0 (/opt/rustwide/workdir/3_ecosystem) [INFO] [stderr] Compiling step_2_3 v0.1.0 (/opt/rustwide/workdir/2_idioms/2_3_bound_impl) [INFO] [stderr] Compiling step_1_1 v0.1.0 (/opt/rustwide/workdir/1_concepts/1_1_default_clone_copy) [INFO] [stderr] Compiling step_4_3 v0.1.0 (/opt/rustwide/workdir/4_backend/4_3_api) [INFO] [stderr] Compiling step_3_3 v0.1.0 (/opt/rustwide/workdir/3_ecosystem/3_3_date_time) [INFO] [stderr] Compiling step_3_5 v0.1.0 (/opt/rustwide/workdir/3_ecosystem/3_5_collections) [INFO] [stderr] Compiling step_3_4 v0.1.0 (/opt/rustwide/workdir/3_ecosystem/3_4_regex_parsing) [INFO] [stdout] warning: unused variable: `year` [INFO] [stdout] --> 3_ecosystem/3_3_date_time/src/main.rs:10:23 [INFO] [stdout] | [INFO] [stdout] 10 | fn with_birthdate(year: i32, month: u32, day: u32) -> Self { [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_year` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `month` [INFO] [stdout] --> 3_ecosystem/3_3_date_time/src/main.rs:10:34 [INFO] [stdout] | [INFO] [stdout] 10 | fn with_birthdate(year: i32, month: u32, day: u32) -> Self { [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_month` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `day` [INFO] [stdout] --> 3_ecosystem/3_3_date_time/src/main.rs:10:46 [INFO] [stdout] | [INFO] [stdout] 10 | fn with_birthdate(year: i32, month: u32, day: u32) -> Self { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_day` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant `NOW` is never used [INFO] [stdout] --> 3_ecosystem/3_3_date_time/src/main.rs:5:7 [INFO] [stdout] | [INFO] [stdout] 5 | const NOW: &str = "2019-06-26"; [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `User` is never constructed [INFO] [stdout] --> 3_ecosystem/3_3_date_time/src/main.rs:7:8 [INFO] [stdout] | [INFO] [stdout] 7 | struct User; [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated items `with_birthdate`, `age`, and `is_adult` are never used [INFO] [stdout] --> 3_ecosystem/3_3_date_time/src/main.rs:10:8 [INFO] [stdout] | [INFO] [stdout] 9 | impl User { [INFO] [stdout] | --------- associated items in this implementation [INFO] [stdout] 10 | fn with_birthdate(year: i32, month: u32, day: u32) -> Self { [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 15 | fn age(&self) -> u16 { [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 20 | fn is_adult(&self) -> bool { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling step_1_4 v0.1.0 (/opt/rustwide/workdir/1_concepts/1_4_cow) [INFO] [stderr] Compiling step_4_1 v0.1.0 (/opt/rustwide/workdir/4_backend/4_1_db) [INFO] [stderr] Compiling step_1_5 v0.1.0 (/opt/rustwide/workdir/1_concepts/1_5_convert_cast_deref) [INFO] [stdout] warning: unused variable: `input` [INFO] [stdout] --> 3_ecosystem/3_4_regex_parsing/src/main.rs:5:10 [INFO] [stdout] | [INFO] [stdout] 5 | fn parse(input: &str) -> (Option, Option, Option) { [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_input` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `parse` is never used [INFO] [stdout] --> 3_ecosystem/3_4_regex_parsing/src/main.rs:5:4 [INFO] [stdout] | [INFO] [stdout] 5 | fn parse(input: &str) -> (Option, Option, Option) { [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: enum `Sign` is never used [INFO] [stdout] --> 3_ecosystem/3_4_regex_parsing/src/main.rs:10:6 [INFO] [stdout] | [INFO] [stdout] 10 | enum Sign { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: enum `Precision` is never used [INFO] [stdout] --> 3_ecosystem/3_4_regex_parsing/src/main.rs:16:6 [INFO] [stdout] | [INFO] [stdout] 16 | enum Precision { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: linking with `cc` failed: exit status: 1 [INFO] [stdout] | [INFO] [stdout] = note: "cc" "-m64" "/tmp/rustcUlsiIj/symbols.o" "<2 object files omitted>" "-Wl,--as-needed" "-Wl,-Bstatic" "/lib/rustlib/x86_64-unknown-linux-gnu/lib/{libstd-*,libpanic_unwind-*,libobject-*,libmemchr-*,libaddr2line-*,libgimli-*,librustc_demangle-*,libstd_detect-*,libhashbrown-*,librustc_std_workspace_alloc-*,libminiz_oxide-*,libadler2-*,libunwind-*,libcfg_if-*,liblibc-*,liballoc-*,librustc_std_workspace_core-*,libcore-*,libcompiler_builtins-*}.rlib" "-Wl,-Bdynamic" "-lgcc_s" "-lutil" "-lrt" "-lpthread" "-lm" "-ldl" "-lc" "-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/deps/step_3_4-06a0d5c88942e59f" "-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: PLEASE submit a bug report to https://github.com/llvm/llvm-project/issues/ and include the crash backtrace. [INFO] [stdout] collect2: fatal error: ld terminated with signal 7 [Bus error], core dumped [INFO] [stdout] compilation terminated. [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `step_3_4` (bin "step_3_4") due to 1 previous error; 4 warnings emitted [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] error: linking with `cc` failed: exit status: 1 [INFO] [stdout] | [INFO] [stdout] = note: "cc" "-m64" "/tmp/rustcsGY5Yn/symbols.o" "<2 object files omitted>" "-Wl,--as-needed" "-Wl,-Bstatic" "/lib/rustlib/x86_64-unknown-linux-gnu/lib/{libstd-*,libpanic_unwind-*,libobject-*,libmemchr-*,libaddr2line-*,libgimli-*,librustc_demangle-*,libstd_detect-*,libhashbrown-*,librustc_std_workspace_alloc-*,libminiz_oxide-*,libadler2-*,libunwind-*,libcfg_if-*,liblibc-*,liballoc-*,librustc_std_workspace_core-*,libcore-*,libcompiler_builtins-*}.rlib" "-Wl,-Bdynamic" "-lgcc_s" "-lutil" "-lrt" "-lpthread" "-lm" "-ldl" "-lc" "-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/deps/step_2_2-c9c60105e8289a66" "-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: PLEASE submit a bug report to https://github.com/llvm/llvm-project/issues/ and include the crash backtrace. [INFO] [stdout] LLVM ERROR: IO failure on output stream: No space left on device [INFO] [stdout] collect2: fatal error: ld terminated with signal 7 [Bus error], core dumped [INFO] [stdout] compilation terminated. [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `step_2_2` (bin "step_2_2") due to 1 previous error [INFO] [stdout] error: linking with `cc` failed: exit status: 1 [INFO] [stdout] | [INFO] [stdout] = note: "cc" "-m64" "/tmp/rustc3a2hld/symbols.o" "<2 object files omitted>" "-Wl,--as-needed" "-Wl,-Bstatic" "/lib/rustlib/x86_64-unknown-linux-gnu/lib/{libstd-*,libpanic_unwind-*,libobject-*,libmemchr-*,libaddr2line-*,libgimli-*,librustc_demangle-*,libstd_detect-*,libhashbrown-*,librustc_std_workspace_alloc-*,libminiz_oxide-*,libadler2-*,libunwind-*,libcfg_if-*,liblibc-*,liballoc-*,librustc_std_workspace_core-*,libcore-*,libcompiler_builtins-*}.rlib" "-Wl,-Bdynamic" "-lgcc_s" "-lutil" "-lrt" "-lpthread" "-lm" "-ldl" "-lc" "-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/deps/step_1_5-a7992cece86dead0" "-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: PLEASE submit a bug report to https://github.com/llvm/llvm-project/issues/ and include the crash backtrace. [INFO] [stdout] collect2: fatal error: ld terminated with signal 7 [Bus error], core dumped [INFO] [stdout] compilation terminated. [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `step_1_5` (bin "step_1_5") due to 1 previous error [INFO] running `Command { std: "docker" "inspect" "440d639bd2ce5d52e5825b492cb6834c6cf253420afe25f17c6cb43737f61ab8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "440d639bd2ce5d52e5825b492cb6834c6cf253420afe25f17c6cb43737f61ab8", kill_on_drop: false }` [INFO] [stdout] 440d639bd2ce5d52e5825b492cb6834c6cf253420afe25f17c6cb43737f61ab8