[INFO] cloning repository https://github.com/justmexmehak/RustWorksheet [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/justmexmehak/RustWorksheet" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjustmexmehak%2FRustWorksheet", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjustmexmehak%2FRustWorksheet'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 4c0c325c96e173c786fe62b06711e273790e5538 [INFO] testing justmexmehak/RustWorksheet against try#ed7f3d77595b4831fdf085f2529aa13b5b51ff7d for pr-134530 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjustmexmehak%2FRustWorksheet" "/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/justmexmehak/RustWorksheet on toolchain ed7f3d77595b4831fdf085f2529aa13b5b51ff7d [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ed7f3d77595b4831fdf085f2529aa13b5b51ff7d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/justmexmehak/RustWorksheet [INFO] finished tweaking git repo https://github.com/justmexmehak/RustWorksheet [INFO] tweaked toml for git repo https://github.com/justmexmehak/RustWorksheet written to /workspace/builds/worker-6-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/justmexmehak/RustWorksheet 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" "+ed7f3d77595b4831fdf085f2529aa13b5b51ff7d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+ed7f3d77595b4831fdf085f2529aa13b5b51ff7d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] b05594cc81051a66dcd6336fd66a4c08e37db58b98835c6b52661c0ee1f248cc [INFO] running `Command { std: "docker" "start" "-a" "b05594cc81051a66dcd6336fd66a4c08e37db58b98835c6b52661c0ee1f248cc", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "b05594cc81051a66dcd6336fd66a4c08e37db58b98835c6b52661c0ee1f248cc", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b05594cc81051a66dcd6336fd66a4c08e37db58b98835c6b52661c0ee1f248cc", kill_on_drop: false }` [INFO] [stdout] b05594cc81051a66dcd6336fd66a4c08e37db58b98835c6b52661c0ee1f248cc [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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+ed7f3d77595b4831fdf085f2529aa13b5b51ff7d" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] d7b48027ac6310f7cf74356c19e72511519c570d92e679038bbb86a3662e3c8c [INFO] running `Command { std: "docker" "start" "-a" "d7b48027ac6310f7cf74356c19e72511519c570d92e679038bbb86a3662e3c8c", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.148 [INFO] [stderr] Compiling cfg-if v1.0.0 [INFO] [stderr] Compiling ppv-lite86 v0.2.17 [INFO] [stderr] Compiling getrandom v0.2.10 [INFO] [stderr] Compiling rand_core v0.6.4 [INFO] [stderr] Compiling rand_chacha v0.3.1 [INFO] [stderr] Compiling rand v0.8.5 [INFO] [stderr] Compiling rust_organized v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/worksheet1.rs:40:17 [INFO] [stdout] | [INFO] [stdout] 40 | let mut str: String = String::from("hello"); [INFO] [stdout] | ----^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `age` is never read [INFO] [stdout] --> src/worksheet2.rs:39:5 [INFO] [stdout] | [INFO] [stdout] 37 | struct Person{ [INFO] [stdout] | ------ field in this struct [INFO] [stdout] 38 | name: String, [INFO] [stdout] 39 | age: u32, [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variants `Red` and `Blue` are never constructed [INFO] [stdout] --> src/worksheet2.rs:54:5 [INFO] [stdout] | [INFO] [stdout] 53 | enum Color{ [INFO] [stdout] | ----- variants in this enum [INFO] [stdout] 54 | Red, [INFO] [stdout] | ^^^ [INFO] [stdout] 55 | Blue, [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant `String` is never constructed [INFO] [stdout] --> src/worksheet2.rs:75:5 [INFO] [stdout] | [INFO] [stdout] 74 | enum Option{ [INFO] [stdout] | ------ variant in this enum [INFO] [stdout] 75 | String, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `author` and `pages` are never read [INFO] [stdout] --> src/worksheet2.rs:95:5 [INFO] [stdout] | [INFO] [stdout] 93 | struct Book { [INFO] [stdout] | ---- fields in this struct [INFO] [stdout] 94 | title: String, [INFO] [stdout] 95 | author: String, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] 96 | pages: u32, [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: enum `Status` is never used [INFO] [stdout] --> src/worksheet2.rs:108:6 [INFO] [stdout] | [INFO] [stdout] 108 | enum Status { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `title_and_status` is never used [INFO] [stdout] --> src/worksheet2.rs:114:4 [INFO] [stdout] | [INFO] [stdout] 114 | fn title_and_status(){ [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: linking with `cc` failed: exit status: 1 [INFO] [stdout] | [INFO] [stdout] = note: LC_ALL="C" PATH="/opt/rustwide/rustup-home/toolchains/ed7f3d77595b4831fdf085f2529aa13b5b51ff7d/lib/rustlib/x86_64-unknown-linux-gnu/bin:/opt/rustwide/rustup-home/toolchains/ed7f3d77595b4831fdf085f2529aa13b5b51ff7d/lib/rustlib/x86_64-unknown-linux-gnu/bin/self-contained:/opt/rustwide/cargo-home/bin:/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin" VSLANG="1033" "cc" "-m64" "/tmp/rustcrElA68/symbols.o" "<2 object files omitted>" "-Wl,--as-needed" "-Wl,-Bstatic" "/opt/rustwide/target/debug/deps/{librand-29cf39df365cbb49.rlib,librand_chacha-80586ab9c53f3784.rlib,libppv_lite86-4250c766b4729968.rlib,librand_core-042768012bf1fb16.rlib,libgetrandom-ee6bf3704889fb18.rlib,liblibc-5e6d5ba739460289.rlib,libcfg_if-33ef6c02a07f9fec.rlib}" "/opt/rustwide/rustup-home/toolchains/ed7f3d77595b4831fdf085f2529aa13b5b51ff7d/lib/rustlib/x86_64-unknown-linux-gnu/lib/{libstd-c961c021679cb080.rlib,libpanic_unwind-cf53e161ed1cff61.rlib,libobject-cb648d8066e1f446.rlib,libmemchr-c5d4f358058ea4b7.rlib,libaddr2line-c3d71356250e6616.rlib,libgimli-f87b04c9c9484f11.rlib,librustc_demangle-bcb6f2ec634b4b7c.rlib,libstd_detect-7c9c37927c8e6d84.rlib,libhashbrown-c2c9b281c2c2a277.rlib,librustc_std_workspace_alloc-436fb8ec294074ae.rlib,libminiz_oxide-8d1606a7c3a02301.rlib,libadler-b9d368accc529045.rlib,libunwind-8fa2d9148abc4bd4.rlib,libcfg_if-04c8eb04b1ca0e2e.rlib,liblibc-ac32c271036f683f.rlib,liballoc-954db56effadca87.rlib,librustc_std_workspace_core-395a38b8e0851c9b.rlib,libcore-d453bab70303062c.rlib,libcompiler_builtins-d643a4794e0b0ebc.rlib}" "-Wl,-Bdynamic" "-lc" "-lm" "-lrt" "-lpthread" "-lgcc_s" "-lutil" "-lrt" "-lpthread" "-lm" "-ldl" "-lc" "-B/opt/rustwide/rustup-home/toolchains/ed7f3d77595b4831fdf085f2529aa13b5b51ff7d/lib/rustlib/x86_64-unknown-linux-gnu/bin/gcc-ld" "-fuse-ld=lld" "-Wl,--eh-frame-hdr" "-Wl,-z,noexecstack" "-L" "/opt/rustwide/rustup-home/toolchains/ed7f3d77595b4831fdf085f2529aa13b5b51ff7d/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-o" "/opt/rustwide/target/debug/deps/rust_organized-a291aaf6dfae6ec1" "-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: 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 `rust_organized` (bin "rust_organized") due to 1 previous error; 7 warnings emitted [INFO] running `Command { std: "docker" "inspect" "d7b48027ac6310f7cf74356c19e72511519c570d92e679038bbb86a3662e3c8c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d7b48027ac6310f7cf74356c19e72511519c570d92e679038bbb86a3662e3c8c", kill_on_drop: false }` [INFO] [stdout] d7b48027ac6310f7cf74356c19e72511519c570d92e679038bbb86a3662e3c8c